diff options
197 files changed, 7277 insertions, 4816 deletions
diff --git a/.cirrus.yml b/.cirrus.yml index 5087a00eb..7a9494b9c 100644 --- a/.cirrus.yml +++ b/.cirrus.yml @@ -144,24 +144,24 @@ build_task: image_name: "${VM_IMAGE_NAME}" # from stdenvars matrix: &platform_axis # Ref: https://cirrus-ci.org/guide/writing-tasks/#matrix-modification - - env: &stdenvars + - env: &stdenvars DISTRO_NV: ${FEDORA_NAME} # Not used here, is used in other tasks VM_IMAGE_NAME: ${FEDORA_CACHE_IMAGE_NAME} CTR_FQIN: ${FEDORA_CONTAINER_FQIN} # ID for re-use of build output _BUILD_CACHE_HANDLE: ${FEDORA_NAME}-build-${CIRRUS_BUILD_ID} - - env: + - env: &priorfedora_envvars DISTRO_NV: ${PRIOR_FEDORA_NAME} VM_IMAGE_NAME: ${PRIOR_FEDORA_CACHE_IMAGE_NAME} CTR_FQIN: ${PRIOR_FEDORA_CONTAINER_FQIN} _BUILD_CACHE_HANDLE: ${PRIOR_FEDORA_NAME}-build-${CIRRUS_BUILD_ID} - - env: + - env: &ubuntu_envvars DISTRO_NV: ${UBUNTU_NAME} VM_IMAGE_NAME: ${UBUNTU_CACHE_IMAGE_NAME} CTR_FQIN: ${UBUNTU_CONTAINER_FQIN} _BUILD_CACHE_HANDLE: ${UBUNTU_NAME}-build-${CIRRUS_BUILD_ID} - - env: + - env: &priorubuntu_envvars DISTRO_NV: ${PRIOR_UBUNTU_NAME} VM_IMAGE_NAME: ${PRIOR_UBUNTU_CACHE_IMAGE_NAME} CTR_FQIN: ${PRIOR_UBUNTU_CONTAINER_FQIN} @@ -404,7 +404,16 @@ unit_test_task: only_if: *not_docs depends_on: - validate - matrix: *platform_axis + matrix: + - env: *stdenvars + - env: *priorfedora_envvars + - env: *ubuntu_envvars + - env: *priorubuntu_envvars + # Special-case: Rootless on latest Fedora (standard) VM + - name: "Rootless unit on $DISTRO_NV" + env: + <<: *stdenvars + PRIV_NAME: rootless gce_instance: *standardvm env: TEST_FLAVOR: unit @@ -492,7 +492,6 @@ run-docker-py-tests: .PHONY: localunit localunit: test/goecho/goecho - hack/check_root.sh make localunit rm -rf ${COVERAGE_PATH} && mkdir -p ${COVERAGE_PATH} $(GOBIN)/ginkgo \ -r \ diff --git a/cmd/podman/healthcheck/run.go b/cmd/podman/healthcheck/run.go index fe8dc2573..b03a07bc4 100644 --- a/cmd/podman/healthcheck/run.go +++ b/cmd/podman/healthcheck/run.go @@ -6,6 +6,7 @@ import ( "github.com/containers/podman/v3/cmd/podman/common" "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/spf13/cobra" ) @@ -34,9 +35,9 @@ func run(cmd *cobra.Command, args []string) error { if err != nil { return err } - if response.Status == "unhealthy" { + if response.Status == define.HealthCheckUnhealthy { registry.SetExitCode(1) + fmt.Println(response.Status) } - fmt.Println(response.Status) return err } diff --git a/cmd/podman/machine/ssh.go b/cmd/podman/machine/ssh.go index 85101a641..84e9e88ab 100644 --- a/cmd/podman/machine/ssh.go +++ b/cmd/podman/machine/ssh.go @@ -3,6 +3,9 @@ package machine import ( + "net/url" + + "github.com/containers/common/pkg/config" "github.com/containers/podman/v3/cmd/podman/registry" "github.com/containers/podman/v3/pkg/machine" "github.com/containers/podman/v3/pkg/machine/qemu" @@ -44,6 +47,14 @@ func ssh(cmd *cobra.Command, args []string) error { // Set the VM to default vmName := defaultMachineName + + // If we're not given a VM name, use the remote username from the connection config + if len(args) == 0 { + sshOpts.Username, err = remoteConnectionUsername() + if err != nil { + return err + } + } // If len is greater than 0, it means we may have been // provided the VM name. If so, we check. The VM name, // if provided, must be in args[0]. @@ -57,16 +68,25 @@ func ssh(cmd *cobra.Command, args []string) error { if validVM { vmName = args[0] } else { + sshOpts.Username, err = remoteConnectionUsername() + if err != nil { + return err + } sshOpts.Args = append(sshOpts.Args, args[0]) } } } + // If len is greater than 1, it means we might have been // given a vmname and args or just args if len(args) > 1 { if validVM { sshOpts.Args = args[1:] } else { + sshOpts.Username, err = remoteConnectionUsername() + if err != nil { + return err + } sshOpts.Args = args } } @@ -80,3 +100,20 @@ func ssh(cmd *cobra.Command, args []string) error { } return vm.SSH(vmName, sshOpts) } + +func remoteConnectionUsername() (string, error) { + cfg, err := config.ReadCustomConfig() + if err != nil { + return "", err + } + dest, _, err := cfg.ActiveDestination() + if err != nil { + return "", err + } + uri, err := url.Parse(dest) + if err != nil { + return "", err + } + username := uri.User.String() + return username, nil +} diff --git a/cmd/podman/registry/registry.go b/cmd/podman/registry/registry.go index 607ef6d8e..e1ab14297 100644 --- a/cmd/podman/registry/registry.go +++ b/cmd/podman/registry/registry.go @@ -23,12 +23,10 @@ type CliCommand struct { Parent *cobra.Command } -const ExecErrorCodeGeneric = 125 - var ( cliCtx context.Context containerEngine entities.ContainerEngine - exitCode = ExecErrorCodeGeneric + exitCode = 0 imageEngine entities.ImageEngine // Commands holds the cobra.Commands to present to the user, including diff --git a/cmd/podman/root.go b/cmd/podman/root.go index 371ded9a8..c798e6634 100644 --- a/cmd/podman/root.go +++ b/cmd/podman/root.go @@ -89,14 +89,10 @@ func init() { func Execute() { if err := rootCmd.ExecuteContext(registry.GetContextWithOptions()); err != nil { + if registry.GetExitCode() == 0 { + registry.SetExitCode(define.ExecErrorCodeGeneric) + } fmt.Fprintln(os.Stderr, formatError(err)) - } else if registry.GetExitCode() == registry.ExecErrorCodeGeneric { - // The exitCode modified from registry.ExecErrorCodeGeneric, - // indicates an application - // running inside of a container failed, as opposed to the - // podman command failed. Must exit with that exit code - // otherwise command exited correctly. - registry.SetExitCode(0) } os.Exit(registry.GetExitCode()) } diff --git a/cmd/podman/system/migrate.go b/cmd/podman/system/migrate.go index b9dc272d7..d78ac7286 100644 --- a/cmd/podman/system/migrate.go +++ b/cmd/podman/system/migrate.go @@ -9,6 +9,7 @@ import ( "github.com/containers/common/pkg/completion" "github.com/containers/podman/v3/cmd/podman/registry" "github.com/containers/podman/v3/cmd/podman/validate" + "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra" "github.com/spf13/cobra" @@ -60,14 +61,14 @@ func migrate(cmd *cobra.Command, args []string) { engine, err := infra.NewSystemEngine(entities.MigrateMode, registry.PodmanConfig()) if err != nil { fmt.Println(err) - os.Exit(125) + os.Exit(define.ExecErrorCodeGeneric) } defer engine.Shutdown(registry.Context()) err = engine.Migrate(registry.Context(), cmd.Flags(), registry.PodmanConfig(), migrateOptions) if err != nil { fmt.Println(err) - os.Exit(125) + os.Exit(define.ExecErrorCodeGeneric) } os.Exit(0) } diff --git a/cmd/podman/system/renumber.go b/cmd/podman/system/renumber.go index 83a873c2a..f27abf570 100644 --- a/cmd/podman/system/renumber.go +++ b/cmd/podman/system/renumber.go @@ -9,6 +9,7 @@ import ( "github.com/containers/common/pkg/completion" "github.com/containers/podman/v3/cmd/podman/registry" "github.com/containers/podman/v3/cmd/podman/validate" + "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra" "github.com/spf13/cobra" @@ -47,14 +48,14 @@ func renumber(cmd *cobra.Command, args []string) { engine, err := infra.NewSystemEngine(entities.RenumberMode, registry.PodmanConfig()) if err != nil { fmt.Println(err) - os.Exit(125) + os.Exit(define.ExecErrorCodeGeneric) } defer engine.Shutdown(registry.Context()) err = engine.Renumber(registry.Context(), cmd.Flags(), registry.PodmanConfig()) if err != nil { fmt.Println(err) - os.Exit(125) + os.Exit(define.ExecErrorCodeGeneric) } os.Exit(0) } diff --git a/cmd/podman/system/reset.go b/cmd/podman/system/reset.go index c64d09ed2..8a05bb09f 100644 --- a/cmd/podman/system/reset.go +++ b/cmd/podman/system/reset.go @@ -11,6 +11,7 @@ import ( "github.com/containers/common/pkg/completion" "github.com/containers/podman/v3/cmd/podman/registry" "github.com/containers/podman/v3/cmd/podman/validate" + "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra" "github.com/sirupsen/logrus" @@ -87,13 +88,13 @@ WARNING! This will remove: engine, err := infra.NewSystemEngine(entities.ResetMode, registry.PodmanConfig()) if err != nil { logrus.Error(err) - os.Exit(125) + os.Exit(define.ExecErrorCodeGeneric) } defer engine.Shutdown(registry.Context()) if err := engine.Reset(registry.Context()); err != nil { logrus.Error(err) - os.Exit(125) + os.Exit(define.ExecErrorCodeGeneric) } os.Exit(0) } diff --git a/cmd/podman/system/unshare.go b/cmd/podman/system/unshare.go index f930d8b62..50230609e 100644 --- a/cmd/podman/system/unshare.go +++ b/cmd/podman/system/unshare.go @@ -2,6 +2,7 @@ package system import ( "os" + "os/exec" "github.com/containers/common/pkg/completion" "github.com/containers/podman/v3/cmd/podman/registry" @@ -50,5 +51,23 @@ func unshare(cmd *cobra.Command, args []string) error { args = []string{shell} } - return registry.ContainerEngine().Unshare(registry.Context(), args, unshareOptions) + err := registry.ContainerEngine().Unshare(registry.Context(), args, unshareOptions) + if err != nil { + if exitError, ok := err.(*exec.ExitError); ok { + // the user command inside the unshare env has failed + // we set the exit code, do not return the error to the user + // otherwise "exit status X" will be printed + registry.SetExitCode(exitError.ExitCode()) + return nil + } + // cmd.Run() can return fs.ErrNotExist, fs.ErrPermission or exec.ErrNotFound + // follow podman run/exec standard with the exit codes + if errors.Is(err, os.ErrNotExist) || errors.Is(err, exec.ErrNotFound) { + registry.SetExitCode(127) + } else if errors.Is(err, os.ErrPermission) { + registry.SetExitCode(126) + } + return err + } + return nil } diff --git a/docs/source/markdown/podman-generate-kube.1.md b/docs/source/markdown/podman-generate-kube.1.md index 2e00b58b6..2e9f68bf3 100644 --- a/docs/source/markdown/podman-generate-kube.1.md +++ b/docs/source/markdown/podman-generate-kube.1.md @@ -16,6 +16,9 @@ Volumes appear in the generated YAML according to two different volume types. Bi Potential name conflicts between volumes are avoided by using a standard naming scheme for each volume type. The *hostPath* volume types are named according to the path on the host machine, replacing forward slashes with hyphens less any leading and trailing forward slashes. The special case of the filesystem root, `/`, translates to the name `root`. Additionally, the name is suffixed with `-host` to avoid naming conflicts with *persistentVolumeClaim* volumes. Each *persistentVolumeClaim* volume type uses the name of its associated named volume suffixed with `-pvc`. +Note that if an init container is created with type `once` and the pod has been started, the init container will not show up in the generated kube YAML as `once` type init containers are deleted after they are run. If the pod has only been created and not started, it will be in the generated kube YAML. +Init containers created with type `always` will always be generated in the kube YAML as they are never deleted, even after running to completion. + Note that the generated Kubernetes YAML file can be used to re-run the deployment via podman-play-kube(1). ## OPTIONS diff --git a/docs/source/markdown/podman-play-kube.1.md b/docs/source/markdown/podman-play-kube.1.md index 6af1bde1d..c170d6495 100644 --- a/docs/source/markdown/podman-play-kube.1.md +++ b/docs/source/markdown/podman-play-kube.1.md @@ -20,6 +20,8 @@ Currently, the supported Kubernetes kinds are: Only two volume types are supported by play kube, the *hostPath* and *persistentVolumeClaim* volume types. For the *hostPath* volume type, only the *default (empty)*, *DirectoryOrCreate*, *Directory*, *FileOrCreate*, *File*, and *Socket* subtypes are supported. The *CharDevice* and *BlockDevice* subtypes are not supported. Podman interprets the value of *hostPath* *path* as a file path when it contains at least one forward slash, otherwise Podman treats the value as the name of a named volume. When using a *persistentVolumeClaim*, the value for *claimName* is the name for the Podman named volume. +Note: When playing a kube YAML with init containers, the init container will be created with init type value `always`. + Note: *hostPath* volume types created by play kube will be given an SELinux private label (Z) Note: If the `:latest` tag is used, Podman will attempt to pull the image from a registry. If the image was built locally with Podman or Buildah, it will have `localhost` as the domain, in that case, Podman will use the image from the local store even if it has the `:latest` tag. diff --git a/docs/source/markdown/podman-pull.1.md b/docs/source/markdown/podman-pull.1.md index 189464d17..aa0815f4b 100644 --- a/docs/source/markdown/podman-pull.1.md +++ b/docs/source/markdown/podman-pull.1.md @@ -43,7 +43,7 @@ $ podman pull oci-archive:/tmp/myimage ``` ## OPTIONS -#### **--all-tags**, **a** +#### **--all-tags** All tagged images in the repository will be pulled. diff --git a/docs/source/markdown/podman-system-connection-add.1.md b/docs/source/markdown/podman-system-connection-add.1.md index ad9acb4d8..fa763d7cc 100644 --- a/docs/source/markdown/podman-system-connection-add.1.md +++ b/docs/source/markdown/podman-system-connection-add.1.md @@ -41,9 +41,9 @@ $ podman system connection add QA podman.example.com $ podman system connection add --identity ~/.ssh/dev_rsa production ssh://root@server.example.com:2222 -$ podman system connection add unix:///run/podman/podman.sock +$ podman system connection add testing unix:///run/podman/podman.sock -$ podman system connection add tcp://localhost:8080 +$ podman system connection add debug tcp://localhost:8080 ``` ## SEE ALSO podman-system(1) , podman-system-connection(1) , containers.conf(5) diff --git a/docs/source/markdown/podman-unshare.1.md b/docs/source/markdown/podman-unshare.1.md index 2e7adfd34..72821b6e5 100644 --- a/docs/source/markdown/podman-unshare.1.md +++ b/docs/source/markdown/podman-unshare.1.md @@ -37,6 +37,35 @@ connect to a rootless container via IP address (CNI networking). This is otherwi not possible from the host network namespace. _Note: Using this option with more than one unshare session can have unexpected results._ +## Exit Codes + +The exit code from `podman unshare` gives information about why the container +failed to run or why it exited. When `podman unshare` commands exit with a non-zero code, +the exit codes follow the `chroot` standard, see below: + + **125** The error is with podman **_itself_** + + $ podman unshare --foo; echo $? + Error: unknown flag: --foo + 125 + + **126** Executing a _contained command_ and the _command_ cannot be invoked + + $ podman unshare /etc; echo $? + Error: fork/exec /etc: permission denied + 126 + + **127** Executing a _contained command_ and the _command_ cannot be found + + $ podman run busybox foo; echo $? + Error: fork/exec /usr/bin/bogus: no such file or directory + 127 + + **Exit code** _contained command_ exit code + + $ podman run busybox /bin/sh -c 'exit 3'; echo $? + 3 + ## EXAMPLE ``` @@ -12,12 +12,12 @@ require ( github.com/containernetworking/cni v0.8.1 github.com/containernetworking/plugins v0.9.1 github.com/containers/buildah v1.22.3 - github.com/containers/common v0.43.3-0.20210902095222-a7acc160fb25 + github.com/containers/common v0.44.0 github.com/containers/conmon v2.0.20+incompatible github.com/containers/image/v5 v5.16.0 github.com/containers/ocicrypt v1.1.2 - github.com/containers/psgo v1.5.2 - github.com/containers/storage v1.35.0 + github.com/containers/psgo v1.6.0 + github.com/containers/storage v1.36.0 github.com/coreos/go-systemd/v22 v22.3.2 github.com/coreos/stream-metadata-go v0.0.0-20210225230131-70edb9eb47b3 github.com/cri-o/ocicni v0.2.1-0.20210621164014-d0acc7862283 @@ -35,11 +35,12 @@ require ( github.com/godbus/dbus/v5 v5.0.5 github.com/google/shlex v0.0.0-20181106134648-c34317bd91bf github.com/google/uuid v1.3.0 + github.com/gorilla/handlers v0.0.0-20150720190736-60c7bfde3e33 github.com/gorilla/mux v1.8.0 github.com/gorilla/schema v1.2.0 github.com/hashicorp/go-multierror v1.1.1 github.com/hpcloud/tail v1.0.0 - github.com/json-iterator/go v1.1.11 + github.com/json-iterator/go v1.1.12 github.com/mattn/go-colorable v0.1.8 // indirect github.com/moby/term v0.0.0-20201216013528-df9cb8a40635 github.com/mrunalp/fileutils v0.5.0 @@ -50,7 +51,7 @@ require ( github.com/opencontainers/runc v1.0.2 github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417 github.com/opencontainers/runtime-tools v0.9.0 - github.com/opencontainers/selinux v1.8.4 + github.com/opencontainers/selinux v1.8.5 github.com/pkg/errors v0.9.1 github.com/pmezard/go-difflib v1.0.0 github.com/rootless-containers/rootlesskit v0.14.5 @@ -74,8 +74,9 @@ github.com/Microsoft/hcsshim v0.8.9/go.mod h1:5692vkUqntj1idxauYlpoINNKeqCiG6Sg3 github.com/Microsoft/hcsshim v0.8.14/go.mod h1:NtVKoYxQuTLx6gEq0L96c9Ju4JbRJ4nY2ow3VK6a9Lg= github.com/Microsoft/hcsshim v0.8.15/go.mod h1:x38A4YbHbdxJtc0sF6oIz+RG0npwSCAvn69iY6URG00= github.com/Microsoft/hcsshim v0.8.16/go.mod h1:o5/SZqmR7x9JNKsW3pu+nqHm0MF8vbA+VxGOoXdC600= -github.com/Microsoft/hcsshim v0.8.20 h1:ZTwcx3NS8n07kPf/JZ1qwU6vnjhVPMUWlXBF8r9UxrE= github.com/Microsoft/hcsshim v0.8.20/go.mod h1:+w2gRZ5ReXQhFOrvSQeNfhrYB/dg3oDwTOcER2fw4I4= +github.com/Microsoft/hcsshim v0.8.22 h1:CulZ3GW8sNJExknToo+RWD+U+6ZM5kkNfuxywSDPd08= +github.com/Microsoft/hcsshim v0.8.22/go.mod h1:91uVCVzvX2QD16sMCenoxxXo6L1wJnLMX2PSufFMtF0= github.com/Microsoft/hcsshim/test v0.0.0-20201218223536-d3e5debf77da/go.mod h1:5hlzMzRKMLyo42nCZ9oml8AdTlq/0cvIaBv6tK1RehU= github.com/Microsoft/hcsshim/test v0.0.0-20210227013316-43a75bb4edd3/go.mod h1:mw7qgWloBUl75W/gVH3cQszUg1+gUITj7D6NY7ywVnY= github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ= @@ -182,6 +183,7 @@ github.com/containerd/containerd v1.3.2/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMX github.com/containerd/containerd v1.4.0-beta.2.0.20200729163537-40b22ef07410/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA= github.com/containerd/containerd v1.4.1/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA= github.com/containerd/containerd v1.4.3/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA= +github.com/containerd/containerd v1.4.9/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA= github.com/containerd/containerd v1.5.0-beta.1/go.mod h1:5HfvG1V2FsKesEGQ17k5/T7V960Tmcumvqn8Mc+pCYQ= github.com/containerd/containerd v1.5.0-beta.3/go.mod h1:/wr9AVtEM7x9c+n0+stptlo/uBBoBORwEx6ardVcmKU= github.com/containerd/containerd v1.5.0-beta.4/go.mod h1:GmdgZd2zA2GYIBZ0w09ZvgqEq8EfBp/m3lcVZIvPHhI= @@ -216,6 +218,8 @@ github.com/containerd/imgcrypt v1.1.1/go.mod h1:xpLnwiQmEUJPvQoAapeb2SNCxz7Xr6PJ github.com/containerd/nri v0.0.0-20201007170849-eb1350a75164/go.mod h1:+2wGSDGFYfE5+So4M5syatU0N0f0LbWpuqyMi4/BE8c= github.com/containerd/nri v0.0.0-20210316161719-dbaa18c31c14/go.mod h1:lmxnXF6oMkbqs39FiCt1s0R2HSMhcLel9vNL3m4AaeY= github.com/containerd/nri v0.1.0/go.mod h1:lmxnXF6oMkbqs39FiCt1s0R2HSMhcLel9vNL3m4AaeY= +github.com/containerd/stargz-snapshotter/estargz v0.8.0 h1:oA1wx8kTFfImfsT5bScbrZd8gK+WtQnn15q82Djvm0Y= +github.com/containerd/stargz-snapshotter/estargz v0.8.0/go.mod h1:mwIwuwb+D8FX2t45Trwi0hmWmZm5VW7zPP/rekwhWQU= github.com/containerd/ttrpc v0.0.0-20190828154514-0e0f228740de/go.mod h1:PvCDdDGpgqzQIzDW1TphrGLssLDZp2GuS+X5DkEJB8o= github.com/containerd/ttrpc v0.0.0-20190828172938-92c8520ef9f8/go.mod h1:PvCDdDGpgqzQIzDW1TphrGLssLDZp2GuS+X5DkEJB8o= github.com/containerd/ttrpc v0.0.0-20191028202541-4f1b8fe65a5c/go.mod h1:LPm1u0xBw8r8NOKoOdNMeVHSawSsltak+Ihv+etqsE8= @@ -241,8 +245,8 @@ github.com/containernetworking/plugins v0.9.1/go.mod h1:xP/idU2ldlzN6m4p5LmGiwRD github.com/containers/buildah v1.22.3 h1:RomxwUa24jMcqzXQetpw4wGMfNlNZLhc9qwyoWHblwc= github.com/containers/buildah v1.22.3/go.mod h1:JVXRyx5Rkp5w5jwvaXe45kuHtyoxpERMjXrR45+3Wfg= github.com/containers/common v0.42.1/go.mod h1:AaF3ipZfgezsctDuhzLkq4Vl+LkEy7J74ikh2HSXDsg= -github.com/containers/common v0.43.3-0.20210902095222-a7acc160fb25 h1:zcFtn+MuCwpywchrRtZjFQxTJIcNb9vjlIeZktYgSzQ= -github.com/containers/common v0.43.3-0.20210902095222-a7acc160fb25/go.mod h1:NIymxA8e3mUVnLoeGFoDgIrJeUmVA/djOqgMmO112Qw= +github.com/containers/common v0.44.0 h1:YpjfOxmWrnVyxugYgiWV1Vo/Xg8JUfe32QZz3SAMfUk= +github.com/containers/common v0.44.0/go.mod h1:7sdP4vmI5Bm6FPFxb3lvAh1Iktb6tiO1MzjUzhxdoGo= github.com/containers/conmon v2.0.20+incompatible h1:YbCVSFSCqFjjVwHTPINGdMX1F6JXHGTUje2ZYobNrkg= github.com/containers/conmon v2.0.20+incompatible/go.mod h1:hgwZ2mtuDrppv78a/cOBNiCm6O0UMWGx1mu7P00nu5I= github.com/containers/image/v5 v5.14.0/go.mod h1:SxiBKOcKuT+4yTjD0AskjO+UwFvNcVOJ9qlAw1HNSPU= @@ -256,14 +260,15 @@ github.com/containers/ocicrypt v1.1.0/go.mod h1:b8AOe0YR67uU8OqfVNcznfFpAzu3rdgU github.com/containers/ocicrypt v1.1.1/go.mod h1:Dm55fwWm1YZAjYRaJ94z2mfZikIyIN4B0oB3dj3jFxY= github.com/containers/ocicrypt v1.1.2 h1:Ez+GAMP/4GLix5Ywo/fL7O0nY771gsBIigiqUm1aXz0= github.com/containers/ocicrypt v1.1.2/go.mod h1:Dm55fwWm1YZAjYRaJ94z2mfZikIyIN4B0oB3dj3jFxY= -github.com/containers/psgo v1.5.2 h1:3aoozst/GIwsrr/5jnFy3FrJay98uujPCu9lTuSZ/Cw= -github.com/containers/psgo v1.5.2/go.mod h1:2ubh0SsreMZjSXW1Hif58JrEcFudQyIy9EzPUWfawVU= 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github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE= github.com/coreos/etcd v3.3.13+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE= @@ -448,7 +453,6 @@ github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaS github.com/golang/protobuf v1.5.1/go.mod h1:DopwsBzvsk0Fs44TXzsVbJyPhcCPeIwnvohx4u74HPM= github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw= github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= -github.com/golang/snappy v0.0.3 h1:fHPg5GQYlCeLIPB9BZqMVR5nR9A+IM5zcgeTdjMYmLA= github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= @@ -499,6 +503,7 @@ github.com/googleapis/gnostic v0.4.1/go.mod h1:LRhVm6pbyptWbWbuZ38d1eyptfvIytN3i github.com/googleapis/gnostic v0.5.1/go.mod h1:6U4PtQXGIEt/Z3h5MAT7FNofLnw9vXk2cUuW7uA/OeU= github.com/googleapis/gnostic v0.5.5/go.mod h1:7+EbHbldMins07ALC74bsA81Ovc97DwqyJO1AENw9kA= github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY= +github.com/gorilla/handlers v0.0.0-20150720190736-60c7bfde3e33 h1:893HsJqtxp9z1SF76gg6hY70hRY1wVlTSnC/h1yUDCo= github.com/gorilla/handlers v0.0.0-20150720190736-60c7bfde3e33/go.mod h1:Qkdc/uu4tH4g6mTK6auzZ766c4CA0Ng8+o/OAirnOIQ= github.com/gorilla/mux v1.7.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs= github.com/gorilla/mux v1.7.4/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So= @@ -571,8 +576,9 @@ github.com/jsimonetti/rtnetlink v0.0.0-20201110080708-d2c240429e6c/go.mod h1:huN github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU= github.com/json-iterator/go v1.1.7/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= -github.com/json-iterator/go v1.1.11 h1:uVUAXhF2To8cbw/3xN3pxj6kk7TYKs98NIrTqPlMWAQ= github.com/json-iterator/go v1.1.11/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= +github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= +github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU= github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk= github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU= @@ -587,8 +593,9 @@ github.com/klauspost/compress v1.11.0/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYs github.com/klauspost/compress v1.11.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs= github.com/klauspost/compress v1.11.13/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs= github.com/klauspost/compress v1.13.1/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg= -github.com/klauspost/compress v1.13.4 h1:0zhec2I8zGnjWcKyLl6i3gPqKANCCn5e9xmviEEeX6s= github.com/klauspost/compress v1.13.4/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg= +github.com/klauspost/compress v1.13.5 h1:9O69jUPDcsT9fEm74W92rZL9FQY7rCdaXVneq+yyzl4= +github.com/klauspost/compress v1.13.5/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk= github.com/klauspost/pgzip v1.2.5 h1:qnWYvvKqedOF2ulHpMG72XQol4ILEJ8k2wwRl/Km8oE= github.com/klauspost/pgzip v1.2.5/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs= github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ= @@ -675,8 +682,9 @@ github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg= github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= -github.com/modern-go/reflect2 v1.0.1 h1:9f412s+6RmYXLWZSEzVVgPGK7C2PphHj5RJrvfx9AWI= github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= +github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= +github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A= github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc= github.com/mrunalp/fileutils v0.0.0-20171103030105-7d4729fb3618/go.mod h1:x8F1gnqOkIEiO4rqoeEEEqQbo7HjGMTvyoq3gej4iT0= @@ -732,7 +740,6 @@ github.com/opencontainers/image-spec v1.0.2-0.20190823105129-775207bd45b6/go.mod github.com/opencontainers/image-spec v1.0.2-0.20210819154149-5ad6f50d6283 h1:TVzvdjOalkJBNkbpPVMAr4KV9QRf2IjfxdyxwAK78Gs= github.com/opencontainers/image-spec v1.0.2-0.20210819154149-5ad6f50d6283/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0= github.com/opencontainers/runc v0.0.0-20190115041553-12f6a991201f/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U= -github.com/opencontainers/runc v0.0.0-20190425234816-dae70e8efea4/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U= github.com/opencontainers/runc v0.1.1/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U= github.com/opencontainers/runc v1.0.0-rc8.0.20190926000215-3e425f80a8c9/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U= github.com/opencontainers/runc v1.0.0-rc9/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U= @@ -757,8 +764,9 @@ github.com/opencontainers/selinux v1.5.1/go.mod h1:yTcKuYAh6R95iDpefGLQaPaRwJFwy github.com/opencontainers/selinux v1.6.0/go.mod h1:VVGKuOLlE7v4PJyT6h7mNWvq1rzqiriPsEqVhc+svHE= github.com/opencontainers/selinux v1.8.0/go.mod h1:RScLhm78qiWa2gbVCcGkC7tCGdgk3ogry1nUQF8Evvo= github.com/opencontainers/selinux v1.8.2/go.mod h1:MUIHuUEvKB1wtJjQdOyYRgOnLD2xAPP8dBsCoU0KuF8= -github.com/opencontainers/selinux v1.8.4 h1:krlgQ6/j9CkCXT5oW0yVXdQFOME3NjKuuAZXuR6O7P4= github.com/opencontainers/selinux v1.8.4/go.mod h1:HTvjPFoGMbpQsG886e3lQwnsRWtE4TC1OF3OUvG9FAo= +github.com/opencontainers/selinux v1.8.5 h1:OkT6bMHOQ1JQQO4ihjQ49sj0+wciDcjziSVTRn8VeTA= +github.com/opencontainers/selinux v1.8.5/go.mod h1:HTvjPFoGMbpQsG886e3lQwnsRWtE4TC1OF3OUvG9FAo= github.com/openshift/imagebuilder v1.2.2-0.20210415181909-87f3e48c2656 h1:WaxyNFpmIDu4i6so9r6LVFIbSaXqsj8oitMitt86ae4= github.com/openshift/imagebuilder v1.2.2-0.20210415181909-87f3e48c2656/go.mod h1:9aJRczxCH0mvT6XQ+5STAQaPWz7OsWcU5/mRkt8IWeo= github.com/ostreedev/ostree-go v0.0.0-20190702140239-759a8c1ac913 h1:TnbXhKzrTOyuvWrjI8W6pcoI9XPbLHFXCdN2dtUw7Rw= @@ -768,7 +776,6 @@ github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/9 github.com/pelletier/go-toml v1.8.1/go.mod h1:T2/BmBdy8dvIRq1a/8aqjN41wvWlN4lrapLU/GW4pbc= github.com/pelletier/go-toml v1.9.3/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c= github.com/peterbourgon/diskv v2.0.1+incompatible/go.mod h1:uqqh8zWWbv1HBMNONnaR/tNboyR3/BZd58JJSHlUSCU= -github.com/pkg/errors v0.0.0-20190227000051-27936f6d90f9/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.8.1-0.20171018195549-f15c970de5b7/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= @@ -832,7 +839,6 @@ github.com/seccomp/libseccomp-golang v0.9.1/go.mod h1:GbW5+tmTXfcxTToHLXlScSlAvW github.com/seccomp/libseccomp-golang v0.9.2-0.20200616122406-847368b35ebf h1:b0+ZBD3rohnkQ4q5duD1+RyTXTg9yk+qTOPMSQtapO0= github.com/seccomp/libseccomp-golang v0.9.2-0.20200616122406-847368b35ebf/go.mod h1:JA8cRccbGaA1s33RQf7Y1+q9gHmZX1yB/z9WDN1C6fg= github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc= -github.com/sirupsen/logrus v0.0.0-20190403091019-9b3cdde74fbe/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q= github.com/sirupsen/logrus v1.0.4-0.20170822132746-89742aefa4b2/go.mod h1:pMByvHTf9Beacp5x1UXfOR9xyW/9antXMhjMPG0dEzc= github.com/sirupsen/logrus v1.0.6/go.mod h1:pMByvHTf9Beacp5x1UXfOR9xyW/9antXMhjMPG0dEzc= github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo= @@ -1117,7 +1123,6 @@ golang.org/x/sys v0.0.0-20190411185658-b44545bcd369/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190418153312-f0ce4c0180be/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.0.0-20190425145619-16072639606e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190514135907-3a4b5fb9f71f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= @@ -1201,6 +1206,7 @@ golang.org/x/sys v0.0.0-20210514084401-e8d321eab015/go.mod h1:oPkhp1MJrh7nUepCBc golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20210817190340-bfb29a6856f2/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210820121016-41cdb8703e55/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34 h1:GkvMjFtXUmahfDtashnc1mnrCtuBVcwse5QV2lUk/tI= golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= diff --git a/libpod/container.go b/libpod/container.go index 0986a0d80..a4bbb5dd0 100644 --- a/libpod/container.go +++ b/libpod/container.go @@ -1062,6 +1062,11 @@ func (c *Container) IsInfra() bool { return c.config.IsInfra } +// IsInitCtr returns whether the container is an init container +func (c *Container) IsInitCtr() bool { + return len(c.config.InitContainerType) > 0 +} + // IsReadOnly returns whether the container is running in read only mode func (c *Container) IsReadOnly() bool { return c.config.Spec.Root.Readonly diff --git a/libpod/container_top_linux.go b/libpod/container_top_linux.go index ee03570ab..0d4cba85e 100644 --- a/libpod/container_top_linux.go +++ b/libpod/container_top_linux.go @@ -47,7 +47,7 @@ func (c *Container) Top(descriptors []string) ([]string, error) { if psgoErr == nil { return output, nil } - if errors.Cause(psgoErr) != psgo.ErrUnknownDescriptor { + if !errors.Is(psgoErr, psgo.ErrUnknownDescriptor) { return nil, psgoErr } diff --git a/libpod/kube.go b/libpod/kube.go index fff040adb..812bb101b 100644 --- a/libpod/kube.go +++ b/libpod/kube.go @@ -4,6 +4,7 @@ import ( "fmt" "math/rand" "os" + "sort" "strconv" "strings" "time" @@ -220,8 +221,14 @@ func (p *Pod) podWithContainers(containers []*Container, ports []v1.ContainerPor deDupPodVolumes := make(map[string]*v1.Volume) first := true podContainers := make([]v1.Container, 0, len(containers)) + podInitCtrs := []v1.Container{} podAnnotations := make(map[string]string) dnsInfo := v1.PodDNSConfig{} + + // Let's sort the containers in order of created time + // This will ensure that the init containers are defined in the correct order in the kube yaml + sort.Slice(containers, func(i, j int) bool { return containers[i].CreatedTime().Before(containers[j].CreatedTime()) }) + for _, ctr := range containers { if !ctr.IsInfra() { // Convert auto-update labels into kube annotations @@ -229,6 +236,8 @@ func (p *Pod) podWithContainers(containers []*Container, ports []v1.ContainerPor podAnnotations[k] = v } + isInit := ctr.IsInitCtr() + ctr, volumes, _, err := containerToV1Container(ctr) if err != nil { return nil, err @@ -245,6 +254,10 @@ func (p *Pod) podWithContainers(containers []*Container, ports []v1.ContainerPor ctr.Ports = ports first = false } + if isInit { + podInitCtrs = append(podInitCtrs, ctr) + continue + } podContainers = append(podContainers, ctr) // Deduplicate volumes, so if containers in the pod share a volume, it's only // listed in the volumes section once @@ -278,13 +291,14 @@ func (p *Pod) podWithContainers(containers []*Container, ports []v1.ContainerPor return newPodObject( p.Name(), podAnnotations, + podInitCtrs, podContainers, podVolumes, &dnsInfo, hostNetwork), nil } -func newPodObject(podName string, annotations map[string]string, containers []v1.Container, volumes []v1.Volume, dnsOptions *v1.PodDNSConfig, hostNetwork bool) *v1.Pod { +func newPodObject(podName string, annotations map[string]string, initCtrs, containers []v1.Container, volumes []v1.Volume, dnsOptions *v1.PodDNSConfig, hostNetwork bool) *v1.Pod { tm := v12.TypeMeta{ Kind: "Pod", APIVersion: "v1", @@ -304,9 +318,10 @@ func newPodObject(podName string, annotations map[string]string, containers []v1 Annotations: annotations, } ps := v1.PodSpec{ - Containers: containers, - Volumes: volumes, - HostNetwork: hostNetwork, + Containers: containers, + HostNetwork: hostNetwork, + InitContainers: initCtrs, + Volumes: volumes, } if dnsOptions != nil { ps.DNSConfig = dnsOptions @@ -323,6 +338,7 @@ func newPodObject(podName string, annotations map[string]string, containers []v1 // for a single container. we "insert" that container description in a pod. func simplePodWithV1Containers(ctrs []*Container) (*v1.Pod, error) { kubeCtrs := make([]v1.Container, 0, len(ctrs)) + kubeInitCtrs := []v1.Container{} kubeVolumes := make([]v1.Volume, 0) hostNetwork := true podDNS := v1.PodDNSConfig{} @@ -333,6 +349,8 @@ func simplePodWithV1Containers(ctrs []*Container) (*v1.Pod, error) { kubeAnnotations[k] = v } + isInit := ctr.IsInitCtr() + if !ctr.HostNetwork() { hostNetwork = false } @@ -340,7 +358,11 @@ func simplePodWithV1Containers(ctrs []*Container) (*v1.Pod, error) { if err != nil { return nil, err } - kubeCtrs = append(kubeCtrs, kubeCtr) + if isInit { + kubeInitCtrs = append(kubeInitCtrs, kubeCtr) + } else { + kubeCtrs = append(kubeCtrs, kubeCtr) + } kubeVolumes = append(kubeVolumes, kubeVols...) // Combine DNS information in sum'd structure @@ -379,6 +401,7 @@ func simplePodWithV1Containers(ctrs []*Container) (*v1.Pod, error) { return newPodObject( strings.ReplaceAll(ctrs[0].Name(), "_", ""), kubeAnnotations, + kubeInitCtrs, kubeCtrs, kubeVolumes, &podDNS, diff --git a/libpod/runtime.go b/libpod/runtime.go index 1c9c56d16..761fa08a2 100644 --- a/libpod/runtime.go +++ b/libpod/runtime.go @@ -335,8 +335,16 @@ func makeRuntime(ctx context.Context, runtime *Runtime) (retErr error) { // If user is rootless and XDG_RUNTIME_DIR is found, podman will not proceed with /tmp directory // it will try to use existing XDG_RUNTIME_DIR // if current user has no write access to XDG_RUNTIME_DIR we will fail later - if unix.Access(runtime.storageConfig.RunRoot, unix.W_OK) != nil { - logrus.Warnf("XDG_RUNTIME_DIR is pointing to a path which is not writable. Most likely podman will fail.") + if err := unix.Access(runtime.storageConfig.RunRoot, unix.W_OK); err != nil { + msg := "XDG_RUNTIME_DIR is pointing to a path which is not writable. Most likely podman will fail." + if errors.Is(err, os.ErrNotExist) { + // if dir does not exists try to create it + if err := os.MkdirAll(runtime.storageConfig.RunRoot, 0700); err != nil { + logrus.Warn(msg) + } + } else { + logrus.Warn(msg) + } } } diff --git a/libpod/stats.go b/libpod/stats.go index 6f0360ef1..975152535 100644 --- a/libpod/stats.go +++ b/libpod/stats.go @@ -30,7 +30,7 @@ func (c *Container) GetContainerStats(previousStats *define.ContainerStats) (*de } } - if c.state.State != define.ContainerStateRunning { + if c.state.State != define.ContainerStateRunning && c.state.State != define.ContainerStatePaused { return stats, define.ErrCtrStateInvalid } @@ -54,6 +54,12 @@ func (c *Container) GetContainerStats(previousStats *define.ContainerStats) (*de return nil, err } + // If the current total usage in the cgroup is less than what was previously + // recorded then it means the container was restarted and runs in a new cgroup + if previousStats.Duration > cgroupStats.CPU.Usage.Total { + previousStats = &define.ContainerStats{} + } + previousCPU := previousStats.CPUNano now := uint64(time.Now().UnixNano()) stats.Duration = cgroupStats.CPU.Usage.Total @@ -65,7 +71,7 @@ func (c *Container) GetContainerStats(previousStats *define.ContainerStats) (*de stats.MemLimit = getMemLimit(cgroupStats.Memory.Usage.Limit) stats.MemPerc = (float64(stats.MemUsage) / float64(stats.MemLimit)) * 100 stats.PIDs = 0 - if conState == define.ContainerStateRunning { + if conState == define.ContainerStateRunning || conState == define.ContainerStatePaused { stats.PIDs = cgroupStats.Pids.Current } stats.BlockInput, stats.BlockOutput = calculateBlockIO(cgroupStats) diff --git a/pkg/api/handlers/compat/auth.go b/pkg/api/handlers/compat/auth.go index 3594c9781..2244adc3d 100644 --- a/pkg/api/handlers/compat/auth.go +++ b/pkg/api/handlers/compat/auth.go @@ -11,6 +11,7 @@ import ( "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" docker "github.com/docker/docker/api/types" "github.com/pkg/errors" @@ -37,7 +38,7 @@ func Auth(w http.ResponseWriter, r *http.Request) { skipTLS = types.NewOptionalBool(true) } - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) sysCtx := runtime.SystemContext() sysCtx.DockerInsecureSkipTLSVerify = skipTLS diff --git a/pkg/api/handlers/compat/changes.go b/pkg/api/handlers/compat/changes.go index dfe656755..fe580437d 100644 --- a/pkg/api/handlers/compat/changes.go +++ b/pkg/api/handlers/compat/changes.go @@ -6,13 +6,14 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/gorilla/schema" "github.com/pkg/errors" ) func Changes(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Parent string `schema:"parent"` diff --git a/pkg/api/handlers/compat/containers.go b/pkg/api/handlers/compat/containers.go index 95c09ff0e..26e1bf00b 100644 --- a/pkg/api/handlers/compat/containers.go +++ b/pkg/api/handlers/compat/containers.go @@ -14,6 +14,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/filters" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -31,7 +32,7 @@ import ( ) func RemoveContainer(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Force bool `schema:"force"` Ignore bool `schema:"ignore"` @@ -63,7 +64,7 @@ func RemoveContainer(w http.ResponseWriter, r *http.Request) { options.Volumes = query.DockerVolumes } - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // Now use the ABI implementation to prevent us from having duplicate // code. containerEngine := abi.ContainerEngine{Libpod: runtime} @@ -92,8 +93,8 @@ func RemoveContainer(w http.ResponseWriter, r *http.Request) { } func ListContainers(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { All bool `schema:"all"` Limit int `schema:"limit"` @@ -168,8 +169,8 @@ func ListContainers(w http.ResponseWriter, r *http.Request) { } func GetContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Size bool `schema:"size"` }{ @@ -197,8 +198,8 @@ func GetContainer(w http.ResponseWriter, r *http.Request) { func KillContainer(w http.ResponseWriter, r *http.Request) { // /{version}/containers/(name)/kill - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Signal string `schema:"signal"` }{ @@ -584,8 +585,8 @@ func formatCapabilities(slice []string) { } func RenameContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) name := utils.GetName(r) query := struct { diff --git a/pkg/api/handlers/compat/containers_archive.go b/pkg/api/handlers/compat/containers_archive.go index 541f702e7..cda23a399 100644 --- a/pkg/api/handlers/compat/containers_archive.go +++ b/pkg/api/handlers/compat/containers_archive.go @@ -9,6 +9,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/copy" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -18,8 +19,8 @@ import ( ) func Archive(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) switch r.Method { case http.MethodPut: diff --git a/pkg/api/handlers/compat/containers_attach.go b/pkg/api/handlers/compat/containers_attach.go index c230efbe0..40d5e2d4d 100644 --- a/pkg/api/handlers/compat/containers_attach.go +++ b/pkg/api/handlers/compat/containers_attach.go @@ -7,14 +7,15 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" "github.com/containers/podman/v3/pkg/api/server/idle" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/gorilla/schema" "github.com/pkg/errors" "github.com/sirupsen/logrus" ) func AttachContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { DetachKeys string `schema:"detachKeys"` @@ -104,7 +105,7 @@ func AttachContainer(w http.ResponseWriter, r *http.Request) { if <-hijackChan { // If connection was Hijacked, we have to signal it's being closed - t := r.Context().Value("idletracker").(*idle.Tracker) + t := r.Context().Value(api.IdleTrackerKey).(*idle.Tracker) defer t.Close() if err != nil { diff --git a/pkg/api/handlers/compat/containers_create.go b/pkg/api/handlers/compat/containers_create.go index 9df35697a..94d20a04a 100644 --- a/pkg/api/handlers/compat/containers_create.go +++ b/pkg/api/handlers/compat/containers_create.go @@ -8,6 +8,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/specgen" @@ -18,8 +19,8 @@ import ( ) func CreateContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Name string `schema:"name"` }{ diff --git a/pkg/api/handlers/compat/containers_export.go b/pkg/api/handlers/compat/containers_export.go index 252d2d8b5..6b43a544b 100644 --- a/pkg/api/handlers/compat/containers_export.go +++ b/pkg/api/handlers/compat/containers_export.go @@ -7,11 +7,12 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/pkg/errors" ) func ExportContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) con, err := runtime.LookupContainer(name) if err != nil { diff --git a/pkg/api/handlers/compat/containers_logs.go b/pkg/api/handlers/compat/containers_logs.go index a7cfe09ea..4adcaa511 100644 --- a/pkg/api/handlers/compat/containers_logs.go +++ b/pkg/api/handlers/compat/containers_logs.go @@ -13,6 +13,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/logs" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/util" "github.com/gorilla/schema" "github.com/pkg/errors" @@ -20,8 +21,8 @@ import ( ) func LogsFromContainer(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Follow bool `schema:"follow"` diff --git a/pkg/api/handlers/compat/containers_pause.go b/pkg/api/handlers/compat/containers_pause.go index d00b19acc..99c2f6bdc 100644 --- a/pkg/api/handlers/compat/containers_pause.go +++ b/pkg/api/handlers/compat/containers_pause.go @@ -5,10 +5,11 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" ) func PauseContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // /{version}/containers/(name)/pause name := utils.GetName(r) diff --git a/pkg/api/handlers/compat/containers_prune.go b/pkg/api/handlers/compat/containers_prune.go index 61ea7a89e..9fa8bc9f4 100644 --- a/pkg/api/handlers/compat/containers_prune.go +++ b/pkg/api/handlers/compat/containers_prune.go @@ -7,6 +7,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities/reports" "github.com/containers/podman/v3/pkg/domain/filters" "github.com/containers/podman/v3/pkg/util" @@ -14,7 +15,7 @@ import ( ) func PruneContainers(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filtersMap, err := util.PrepareFilters(r) if err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) @@ -65,7 +66,7 @@ func PruneContainers(w http.ResponseWriter, r *http.Request) { } func PruneContainersHelper(r *http.Request, filterFuncs []libpod.ContainerFilter) ([]*reports.PruneReport, error) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) report, err := runtime.PruneContainers(filterFuncs) if err != nil { diff --git a/pkg/api/handlers/compat/containers_restart.go b/pkg/api/handlers/compat/containers_restart.go index 46a6297fa..8ef2ff308 100644 --- a/pkg/api/handlers/compat/containers_restart.go +++ b/pkg/api/handlers/compat/containers_restart.go @@ -6,6 +6,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/gorilla/schema" @@ -13,8 +14,8 @@ import ( ) func RestartContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) // Now use the ABI implementation to prevent us from having duplicate // code. containerEngine := abi.ContainerEngine{Libpod: runtime} diff --git a/pkg/api/handlers/compat/containers_start.go b/pkg/api/handlers/compat/containers_start.go index f1ed1b2b8..ca2b5d84c 100644 --- a/pkg/api/handlers/compat/containers_start.go +++ b/pkg/api/handlers/compat/containers_start.go @@ -3,6 +3,7 @@ package compat import ( "net/http" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/sirupsen/logrus" "github.com/containers/podman/v3/libpod" @@ -12,7 +13,7 @@ import ( ) func StartContainer(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { DetachKeys string `schema:"detachKeys"` }{ @@ -26,7 +27,7 @@ func StartContainer(w http.ResponseWriter, r *http.Request) { // TODO - start does not support adding detach keys logrus.Info("the detach keys parameter is not supported on start container") } - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) con, err := runtime.LookupContainer(name) if err != nil { diff --git a/pkg/api/handlers/compat/containers_stats.go b/pkg/api/handlers/compat/containers_stats.go index 851955207..e872f885a 100644 --- a/pkg/api/handlers/compat/containers_stats.go +++ b/pkg/api/handlers/compat/containers_stats.go @@ -8,6 +8,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/cgroups" docker "github.com/docker/docker/api/types" "github.com/gorilla/schema" @@ -18,12 +19,12 @@ import ( const DefaultStatsPeriod = 5 * time.Second func StatsContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Stream bool `schema:"stream"` - OneShot bool `schema:"one-shot"` //added schema for one shot + OneShot bool `schema:"one-shot"` // added schema for one shot }{ Stream: true, } @@ -64,7 +65,7 @@ func StatsContainer(w http.ResponseWriter, r *http.Request) { coder := json.NewEncoder(w) // Write header and content type. w.WriteHeader(http.StatusOK) - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") if flusher, ok := w.(http.Flusher); ok { flusher.Flush() } @@ -97,7 +98,7 @@ streamLabel: // A label to flatten the scope default: // Container stats - stats, err := ctnr.GetContainerStats(stats) + stats, err = ctnr.GetContainerStats(stats) if err != nil { logrus.Errorf("Unable to get container stats: %v", err) return diff --git a/pkg/api/handlers/compat/containers_stop.go b/pkg/api/handlers/compat/containers_stop.go index 3ae223693..10ac67f76 100644 --- a/pkg/api/handlers/compat/containers_stop.go +++ b/pkg/api/handlers/compat/containers_stop.go @@ -6,6 +6,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/gorilla/schema" @@ -13,8 +14,8 @@ import ( ) func StopContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) // Now use the ABI implementation to prevent us from having duplicate // code. containerEngine := abi.ContainerEngine{Libpod: runtime} diff --git a/pkg/api/handlers/compat/containers_top.go b/pkg/api/handlers/compat/containers_top.go index cae044a89..b5debd37d 100644 --- a/pkg/api/handlers/compat/containers_top.go +++ b/pkg/api/handlers/compat/containers_top.go @@ -7,13 +7,14 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/gorilla/schema" "github.com/pkg/errors" ) func TopContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) defaultValue := "-ef" if utils.IsLibpodRequest(r) { diff --git a/pkg/api/handlers/compat/containers_unpause.go b/pkg/api/handlers/compat/containers_unpause.go index a37c4ba2a..3f4f2f531 100644 --- a/pkg/api/handlers/compat/containers_unpause.go +++ b/pkg/api/handlers/compat/containers_unpause.go @@ -5,10 +5,11 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" ) func UnpauseContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // /{version}/containers/(name)/unpause name := utils.GetName(r) diff --git a/pkg/api/handlers/compat/events.go b/pkg/api/handlers/compat/events.go index 9fbac91e0..a79b33ecc 100644 --- a/pkg/api/handlers/compat/events.go +++ b/pkg/api/handlers/compat/events.go @@ -6,6 +6,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/events" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/util" "github.com/gorilla/schema" @@ -14,13 +15,12 @@ import ( "github.com/sirupsen/logrus" ) -// NOTE: this endpoint serves both the docker-compatible one and the new libpod -// one. +// GetEvents endpoint serves both the docker-compatible one and the new libpod one func GetEvents(w http.ResponseWriter, r *http.Request) { var ( fromStart bool - decoder = r.Context().Value("decoder").(*schema.Decoder) - runtime = r.Context().Value("runtime").(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) json = jsoniter.ConfigCompatibleWithStandardLibrary // FIXME: this should happen on the package level ) diff --git a/pkg/api/handlers/compat/exec.go b/pkg/api/handlers/compat/exec.go index 77e62c112..ea61a1013 100644 --- a/pkg/api/handlers/compat/exec.go +++ b/pkg/api/handlers/compat/exec.go @@ -11,6 +11,7 @@ import ( "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" "github.com/containers/podman/v3/pkg/api/server/idle" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/specgen/generate" "github.com/gorilla/mux" "github.com/pkg/errors" @@ -19,7 +20,7 @@ import ( // ExecCreateHandler creates an exec session for a given container. func ExecCreateHandler(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) input := new(handlers.ExecCreateConfig) if err := json.NewDecoder(r.Body).Decode(&input); err != nil { @@ -101,7 +102,7 @@ func ExecCreateHandler(w http.ResponseWriter, r *http.Request) { // ExecInspectHandler inspects a given exec session. func ExecInspectHandler(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) sessionID := mux.Vars(r)["id"] sessionCtr, err := runtime.GetExecSessionContainer(sessionID) @@ -129,7 +130,7 @@ func ExecInspectHandler(w http.ResponseWriter, r *http.Request) { // ExecStartHandler runs a given exec session. func ExecStartHandler(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) sessionID := mux.Vars(r)["id"] @@ -191,7 +192,7 @@ func ExecStartHandler(w http.ResponseWriter, r *http.Request) { if <-hijackChan { // If connection was Hijacked, we have to signal it's being closed - t := r.Context().Value("idletracker").(*idle.Tracker) + t := r.Context().Value(api.IdleTrackerKey).(*idle.Tracker) defer t.Close() if err != nil { diff --git a/pkg/api/handlers/compat/images.go b/pkg/api/handlers/compat/images.go index 6f8fb21f0..0b7ba8bee 100644 --- a/pkg/api/handlers/compat/images.go +++ b/pkg/api/handlers/compat/images.go @@ -17,6 +17,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -45,7 +46,7 @@ func mergeNameAndTagOrDigest(name, tagOrDigest string) string { func ExportImage(w http.ResponseWriter, r *http.Request) { // 200 ok // 500 server - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) tmpfile, err := ioutil.TempFile("", "api.tar") if err != nil { @@ -89,8 +90,8 @@ func CommitContainer(w http.ResponseWriter, r *http.Request) { var ( destImage string ) - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Author string `schema:"author"` @@ -162,8 +163,8 @@ func CreateImageFromSrc(w http.ResponseWriter, r *http.Request) { // 200 no error // 404 repo does not exist or no read access // 500 internal - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Changes []string `schema:"changes"` @@ -234,8 +235,8 @@ func CreateImageFromImage(w http.ResponseWriter, r *http.Request) { // 200 no error // 404 repo does not exist or no read access // 500 internal - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { FromImage string `schema:"fromImage"` @@ -301,7 +302,7 @@ func CreateImageFromImage(w http.ResponseWriter, r *http.Request) { } w.WriteHeader(http.StatusOK) - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") flush() enc := json.NewEncoder(w) @@ -407,8 +408,8 @@ func GetImages(w http.ResponseWriter, r *http.Request) { func LoadImages(w http.ResponseWriter, r *http.Request) { // TODO this is basically wrong // TODO ... improve these ^ messages to something useful - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Changes map[string]string `json:"changes"` // Ignored @@ -465,8 +466,8 @@ func LoadImages(w http.ResponseWriter, r *http.Request) { func ExportImages(w http.ResponseWriter, r *http.Request) { // 200 OK // 500 Error - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Names []string `schema:"names"` diff --git a/pkg/api/handlers/compat/images_build.go b/pkg/api/handlers/compat/images_build.go index 0fcca1821..6855742b2 100644 --- a/pkg/api/handlers/compat/images_build.go +++ b/pkg/api/handlers/compat/images_build.go @@ -20,6 +20,7 @@ import ( "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/channel" "github.com/containers/storage/pkg/archive" @@ -128,7 +129,7 @@ func BuildImage(w http.ResponseWriter, r *http.Request) { Tag: []string{}, } - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) if err := decoder.Decode(&query, r.URL.Query()); err != nil { utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest, err) return @@ -410,7 +411,7 @@ func BuildImage(w http.ResponseWriter, r *http.Request) { reporter := channel.NewWriter(make(chan []byte)) defer reporter.Close() - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) rtc, err := runtime.GetConfig() if err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()")) @@ -520,7 +521,7 @@ func BuildImage(w http.ResponseWriter, r *http.Request) { // Send headers and prime client for stream to come w.WriteHeader(http.StatusOK) - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") flush() body := w.(io.Writer) diff --git a/pkg/api/handlers/compat/images_history.go b/pkg/api/handlers/compat/images_history.go index 54c893f47..0c6b9fa88 100644 --- a/pkg/api/handlers/compat/images_history.go +++ b/pkg/api/handlers/compat/images_history.go @@ -6,11 +6,12 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/pkg/errors" ) func HistoryImage(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) newImage, _, err := runtime.LibimageRuntime().LookupImage(name, nil) diff --git a/pkg/api/handlers/compat/images_prune.go b/pkg/api/handlers/compat/images_prune.go index bbbfb5577..5728c83c7 100644 --- a/pkg/api/handlers/compat/images_prune.go +++ b/pkg/api/handlers/compat/images_prune.go @@ -8,6 +8,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/util" @@ -19,7 +20,7 @@ func PruneImages(w http.ResponseWriter, r *http.Request) { var ( filters []string ) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filterMap, err := util.PrepareFilters(r) if err != nil { diff --git a/pkg/api/handlers/compat/images_push.go b/pkg/api/handlers/compat/images_push.go index 62f8cdc77..07ff76819 100644 --- a/pkg/api/handlers/compat/images_push.go +++ b/pkg/api/handlers/compat/images_push.go @@ -10,6 +10,7 @@ import ( "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -22,8 +23,8 @@ import ( // PushImage is the handler for the compat http endpoint for pushing images. func PushImage(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) digestFile, err := ioutil.TempFile("", "digest.txt") if err != nil { @@ -105,7 +106,7 @@ func PushImage(w http.ResponseWriter, r *http.Request) { } w.WriteHeader(http.StatusOK) - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") flush() var report jsonmessage.JSONMessage diff --git a/pkg/api/handlers/compat/images_remove.go b/pkg/api/handlers/compat/images_remove.go index 390f25caf..2dc247c1f 100644 --- a/pkg/api/handlers/compat/images_remove.go +++ b/pkg/api/handlers/compat/images_remove.go @@ -5,6 +5,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/storage" @@ -13,8 +14,8 @@ import ( ) func RemoveImage(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Force bool `schema:"force"` diff --git a/pkg/api/handlers/compat/images_search.go b/pkg/api/handlers/compat/images_search.go index 13a3693fa..01282513e 100644 --- a/pkg/api/handlers/compat/images_search.go +++ b/pkg/api/handlers/compat/images_search.go @@ -7,6 +7,7 @@ import ( "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -16,8 +17,8 @@ import ( ) func SearchImages(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Term string `json:"term"` Limit int `json:"limit"` diff --git a/pkg/api/handlers/compat/images_tag.go b/pkg/api/handlers/compat/images_tag.go index 199ad0488..7858298be 100644 --- a/pkg/api/handlers/compat/images_tag.go +++ b/pkg/api/handlers/compat/images_tag.go @@ -6,11 +6,12 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/pkg/errors" ) func TagImage(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // /v1.xx/images/(name)/tag name := utils.GetName(r) diff --git a/pkg/api/handlers/compat/info.go b/pkg/api/handlers/compat/info.go index 2c26c7bf8..941718a8b 100644 --- a/pkg/api/handlers/compat/info.go +++ b/pkg/api/handlers/compat/info.go @@ -15,6 +15,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/rootless" docker "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/registry" @@ -27,7 +28,7 @@ import ( func GetInfo(w http.ResponseWriter, r *http.Request) { // 200 ok // 500 internal - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) infoData, err := runtime.Info() if err != nil { diff --git a/pkg/api/handlers/compat/networks.go b/pkg/api/handlers/compat/networks.go index b990a916b..847e6dcff 100644 --- a/pkg/api/handlers/compat/networks.go +++ b/pkg/api/handlers/compat/networks.go @@ -14,11 +14,13 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/libpod/network" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" networkid "github.com/containers/podman/v3/pkg/network" "github.com/containers/podman/v3/pkg/util" "github.com/docker/docker/api/types" + dockerNetwork "github.com/docker/docker/api/types/network" "github.com/gorilla/schema" "github.com/pkg/errors" @@ -32,7 +34,7 @@ type pluginInterface struct { } func InspectNetwork(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // scope is only used to see if the user passes any illegal value, verbose is not used but implemented // for compatibility purposes only. @@ -42,7 +44,7 @@ func InspectNetwork(w http.ResponseWriter, r *http.Request) { }{ scope: "local", } - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) if err := decoder.Decode(&query, r.URL.Query()); err != nil { utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) return @@ -195,7 +197,7 @@ func getPlugin(plugins []*libcni.NetworkConfig) (pluginInterface, error) { } func ListNetworks(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filterMap, err := util.PrepareFilters(r) if err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) @@ -234,7 +236,7 @@ func CreateNetwork(w http.ResponseWriter, r *http.Request) { name string networkCreate types.NetworkCreateRequest ) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) if err := json.NewDecoder(r.Body).Decode(&networkCreate); err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()")) return @@ -304,7 +306,7 @@ func CreateNetwork(w http.ResponseWriter, r *http.Request) { } func RemoveNetwork(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ic := abi.ContainerEngine{Libpod: runtime} query := struct { @@ -313,7 +315,7 @@ func RemoveNetwork(w http.ResponseWriter, r *http.Request) { // This is where you can override the golang default value for one of fields } - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) if err := decoder.Decode(&query, r.URL.Query()); err != nil { utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) return @@ -348,7 +350,7 @@ func RemoveNetwork(w http.ResponseWriter, r *http.Request) { // Connect adds a container to a network func Connect(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) var ( aliases []string @@ -382,7 +384,7 @@ func Connect(w http.ResponseWriter, r *http.Request) { // Disconnect removes a container from a network func Disconnect(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) var netDisconnect types.NetworkDisconnect if err := json.NewDecoder(r.Body).Decode(&netDisconnect); err != nil { @@ -409,7 +411,7 @@ func Disconnect(w http.ResponseWriter, r *http.Request) { // Prune removes unused networks func Prune(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filterMap, err := util.PrepareFilters(r) if err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()")) diff --git a/pkg/api/handlers/compat/ping.go b/pkg/api/handlers/compat/ping.go index 5513e902e..ce32d9b7c 100644 --- a/pkg/api/handlers/compat/ping.go +++ b/pkg/api/handlers/compat/ping.go @@ -13,7 +13,7 @@ import ( // Clients will use the Header availability to test which backend engine is in use. // Note: Additionally handler supports GET and HEAD methods func Ping(w http.ResponseWriter, r *http.Request) { - // Note API-Version and Libpod-API-Version are set in handler_api.go + // Note: API-Version and Libpod-API-Version are set in handler_api.go w.Header().Set("BuildKit-Version", "") w.Header().Set("Builder-Version", "") w.Header().Set("Docker-Experimental", "true") diff --git a/pkg/api/handlers/compat/resize.go b/pkg/api/handlers/compat/resize.go index 844fb74c4..d7796658b 100644 --- a/pkg/api/handlers/compat/resize.go +++ b/pkg/api/handlers/compat/resize.go @@ -8,14 +8,15 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/gorilla/mux" "github.com/gorilla/schema" "github.com/pkg/errors" ) func ResizeTTY(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) // /containers/{id}/resize query := struct { diff --git a/pkg/api/handlers/compat/secrets.go b/pkg/api/handlers/compat/secrets.go index 7dd17ea94..52cfe03ba 100644 --- a/pkg/api/handlers/compat/secrets.go +++ b/pkg/api/handlers/compat/secrets.go @@ -9,6 +9,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/util" @@ -17,7 +18,7 @@ import ( func ListSecrets(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) filtersMap, err := util.PrepareFilters(r) if err != nil { @@ -53,7 +54,7 @@ func ListSecrets(w http.ResponseWriter, r *http.Request) { func InspectSecret(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) name := utils.GetName(r) names := []string{name} @@ -86,7 +87,7 @@ func InspectSecret(w http.ResponseWriter, r *http.Request) { func RemoveSecret(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) opts := entities.SecretRmOptions{} @@ -106,7 +107,7 @@ func RemoveSecret(w http.ResponseWriter, r *http.Request) { func CreateSecret(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) opts := entities.SecretCreateOptions{} createParams := struct { diff --git a/pkg/api/handlers/compat/system.go b/pkg/api/handlers/compat/system.go index 57702698b..1e78db181 100644 --- a/pkg/api/handlers/compat/system.go +++ b/pkg/api/handlers/compat/system.go @@ -7,6 +7,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" docker "github.com/docker/docker/api/types" @@ -14,7 +15,7 @@ import ( func GetDiskUsage(w http.ResponseWriter, r *http.Request) { options := entities.SystemDfOptions{} - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ic := abi.ContainerEngine{Libpod: runtime} df, err := ic.SystemDf(r.Context(), options) if err != nil { diff --git a/pkg/api/handlers/compat/version.go b/pkg/api/handlers/compat/version.go index a115cc885..01cbb252c 100644 --- a/pkg/api/handlers/compat/version.go +++ b/pkg/api/handlers/compat/version.go @@ -9,6 +9,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/entities/types" "github.com/containers/podman/v3/version" @@ -17,7 +18,7 @@ import ( ) func VersionHandler(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) running, err := define.GetVersion() if err != nil { diff --git a/pkg/api/handlers/compat/volumes.go b/pkg/api/handlers/compat/volumes.go index 1ff1468e7..0f9b66888 100644 --- a/pkg/api/handlers/compat/volumes.go +++ b/pkg/api/handlers/compat/volumes.go @@ -11,6 +11,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/filters" "github.com/containers/podman/v3/pkg/domain/infra/abi/parse" "github.com/containers/podman/v3/pkg/util" @@ -21,9 +22,8 @@ import ( ) func ListVolumes(w http.ResponseWriter, r *http.Request) { - var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) - ) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + filtersMap, err := util.PrepareFilters(r) if err != nil { utils.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError, @@ -79,8 +79,8 @@ func ListVolumes(w http.ResponseWriter, r *http.Request) { func CreateVolume(w http.ResponseWriter, r *http.Request) { var ( volumeOptions []libpod.VolumeCreateOption - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) ) /* No query string data*/ query := struct{}{} @@ -181,7 +181,7 @@ func CreateVolume(w http.ResponseWriter, r *http.Request) { func InspectVolume(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) name := utils.GetName(r) vol, err := runtime.GetVolume(name) @@ -209,8 +209,8 @@ func InspectVolume(w http.ResponseWriter, r *http.Request) { func RemoveVolume(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) ) query := struct { Force bool `schema:"force"` @@ -225,7 +225,7 @@ func RemoveVolume(w http.ResponseWriter, r *http.Request) { } /* The implications for `force` differ between Docker and us, so we can't - * simply pass the `force` parameter to `runeimt.RemoveVolume()`. + * simply pass the `force` parameter to `runtime.RemoveVolume()`. * Specifically, Docker's behavior seems to be that `force` means "do not * error on missing volume"; ours means "remove any not-running containers * using the volume at the same time". @@ -263,7 +263,7 @@ func RemoveVolume(w http.ResponseWriter, r *http.Request) { func PruneVolumes(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) filterMap, err := util.PrepareFilters(r) if err != nil { diff --git a/pkg/api/handlers/libpod/containers.go b/pkg/api/handlers/libpod/containers.go index 77269db8b..4639093f2 100644 --- a/pkg/api/handlers/libpod/containers.go +++ b/pkg/api/handlers/libpod/containers.go @@ -9,6 +9,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/compat" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/util" @@ -18,8 +19,8 @@ import ( ) func ContainerExists(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // Now use the ABI implementation to prevent us from having duplicate // code. containerEngine := abi.ContainerEngine{Libpod: runtime} @@ -58,7 +59,7 @@ func ContainerExists(w http.ResponseWriter, r *http.Request) { } func ListContainers(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { All bool `schema:"all"` External bool `schema:"external"` @@ -89,7 +90,7 @@ func ListContainers(w http.ResponseWriter, r *http.Request) { limit = query.Last } - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // Now use the ABI implementation to prevent us from having duplicate // code. containerEngine := abi.ContainerEngine{Libpod: runtime} @@ -118,7 +119,7 @@ func ListContainers(w http.ResponseWriter, r *http.Request) { } func GetContainer(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Size bool `schema:"size"` }{ @@ -130,7 +131,7 @@ func GetContainer(w http.ResponseWriter, r *http.Request) { errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) return } - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) container, err := runtime.LookupContainer(name) if err != nil { @@ -150,7 +151,7 @@ func WaitContainer(w http.ResponseWriter, r *http.Request) { } func UnmountContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) conn, err := runtime.LookupContainer(name) if err != nil { @@ -165,7 +166,7 @@ func UnmountContainer(w http.ResponseWriter, r *http.Request) { utils.WriteResponse(w, http.StatusNoContent, "") } func MountContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) conn, err := runtime.LookupContainer(name) if err != nil { @@ -181,7 +182,7 @@ func MountContainer(w http.ResponseWriter, r *http.Request) { func ShowMountedContainers(w http.ResponseWriter, r *http.Request) { response := make(map[string]string) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) conns, err := runtime.GetAllContainers() if err != nil { utils.InternalServerError(w, err) @@ -201,7 +202,7 @@ func ShowMountedContainers(w http.ResponseWriter, r *http.Request) { func Checkpoint(w http.ResponseWriter, r *http.Request) { var targetFile string - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Keep bool `schema:"keep"` LeaveRunning bool `schema:"leaveRunning"` @@ -218,7 +219,7 @@ func Checkpoint(w http.ResponseWriter, r *http.Request) { return } name := utils.GetName(r) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ctr, err := runtime.LookupContainer(name) if err != nil { utils.ContainerNotFound(w, name, err) @@ -268,7 +269,7 @@ func Restore(w http.ResponseWriter, r *http.Request) { var ( targetFile string ) - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Keep bool `schema:"keep"` TCPEstablished bool `schema:"tcpEstablished"` @@ -287,7 +288,7 @@ func Restore(w http.ResponseWriter, r *http.Request) { return } name := utils.GetName(r) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ctr, err := runtime.LookupContainer(name) if err != nil { utils.ContainerNotFound(w, name, err) @@ -328,7 +329,7 @@ func Restore(w http.ResponseWriter, r *http.Request) { func InitContainer(w http.ResponseWriter, r *http.Request) { name := utils.GetName(r) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ctr, err := runtime.LookupContainer(name) if err != nil { utils.ContainerNotFound(w, name, err) @@ -347,7 +348,7 @@ func InitContainer(w http.ResponseWriter, r *http.Request) { } func ShouldRestart(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) // Now use the ABI implementation to prevent us from having duplicate // code. containerEngine := abi.ContainerEngine{Libpod: runtime} diff --git a/pkg/api/handlers/libpod/containers_create.go b/pkg/api/handlers/libpod/containers_create.go index 0e2163d5c..77bfe7b50 100644 --- a/pkg/api/handlers/libpod/containers_create.go +++ b/pkg/api/handlers/libpod/containers_create.go @@ -7,6 +7,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/specgen" "github.com/containers/podman/v3/pkg/specgen/generate" @@ -16,7 +17,7 @@ import ( // CreateContainer takes a specgenerator and makes a container. It returns // the new container ID on success along with any warnings. func CreateContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) var sg specgen.SpecGenerator if err := json.NewDecoder(r.Body).Decode(&sg); err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()")) diff --git a/pkg/api/handlers/libpod/containers_stats.go b/pkg/api/handlers/libpod/containers_stats.go index 8a04884b0..084f1252d 100644 --- a/pkg/api/handlers/libpod/containers_stats.go +++ b/pkg/api/handlers/libpod/containers_stats.go @@ -6,6 +6,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/cgroups" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -16,8 +17,8 @@ import ( ) func StatsContainer(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) // Check if service is running rootless (cheap check) if rootless.IsRootless() { @@ -60,7 +61,7 @@ func StatsContainer(w http.ResponseWriter, r *http.Request) { // Write header and content type. w.WriteHeader(http.StatusOK) - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") if flusher, ok := w.(http.Flusher); ok { flusher.Flush() } diff --git a/pkg/api/handlers/libpod/generate.go b/pkg/api/handlers/libpod/generate.go index 8a2b93d0e..117c5e2aa 100644 --- a/pkg/api/handlers/libpod/generate.go +++ b/pkg/api/handlers/libpod/generate.go @@ -5,6 +5,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/util" @@ -13,8 +14,8 @@ import ( ) func GenerateSystemd(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Name bool `schema:"useName"` New bool `schema:"new"` @@ -59,8 +60,8 @@ func GenerateSystemd(w http.ResponseWriter, r *http.Request) { } func GenerateKube(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Names []string `schema:"names"` Service bool `schema:"service"` diff --git a/pkg/api/handlers/libpod/healthcheck.go b/pkg/api/handlers/libpod/healthcheck.go index 27478ddec..cad4378e5 100644 --- a/pkg/api/handlers/libpod/healthcheck.go +++ b/pkg/api/handlers/libpod/healthcheck.go @@ -6,10 +6,11 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" ) func RunHealthCheck(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) status, err := runtime.HealthCheck(name) if err != nil { diff --git a/pkg/api/handlers/libpod/images.go b/pkg/api/handlers/libpod/images.go index d759f4824..72093c492 100644 --- a/pkg/api/handlers/libpod/images.go +++ b/pkg/api/handlers/libpod/images.go @@ -18,6 +18,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -41,7 +42,7 @@ import ( // create func ImageExists(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) ir := abi.ImageEngine{Libpod: runtime} @@ -58,9 +59,9 @@ func ImageExists(w http.ResponseWriter, r *http.Request) { } func ImageTree(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { WhatRequires bool `schema:"whatrequires"` }{ @@ -101,8 +102,8 @@ func GetImage(w http.ResponseWriter, r *http.Request) { } func GetImages(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { All bool Digests bool @@ -146,8 +147,8 @@ func PruneImages(w http.ResponseWriter, r *http.Request) { var ( err error ) - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { All bool `schema:"all"` }{ @@ -198,8 +199,8 @@ func ExportImage(w http.ResponseWriter, r *http.Request) { var ( output string ) - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Compress bool `schema:"compress"` Format string `schema:"format"` @@ -279,8 +280,8 @@ func ExportImages(w http.ResponseWriter, r *http.Request) { var ( output string ) - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Compress bool `schema:"compress"` Format string `schema:"format"` @@ -369,7 +370,7 @@ func ExportImages(w http.ResponseWriter, r *http.Request) { } func ImagesLoad(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) tmpfile, err := ioutil.TempFile("", "libpod-images-load.tar") if err != nil { @@ -398,8 +399,8 @@ func ImagesLoad(w http.ResponseWriter, r *http.Request) { } func ImagesImport(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Changes []string `schema:"changes"` Message string `schema:"message"` @@ -453,8 +454,8 @@ func ImagesImport(w http.ResponseWriter, r *http.Request) { // PushImage is the handler for the compat http endpoint for pushing images. func PushImage(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Destination string `schema:"destination"` @@ -522,8 +523,8 @@ func CommitContainer(w http.ResponseWriter, r *http.Request) { destImage string mimeType string ) - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { Author string `schema:"author"` @@ -597,7 +598,7 @@ func CommitContainer(w http.ResponseWriter, r *http.Request) { } func UntagImage(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) tags := []string{} // Note: if empty, all tags will be removed from the image. repo := r.Form.Get("repo") @@ -641,8 +642,8 @@ func UntagImage(w http.ResponseWriter, r *http.Request) { // ImagesBatchRemove is the endpoint for batch image removal. func ImagesBatchRemove(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { All bool `schema:"all"` Force bool `schema:"force"` @@ -665,8 +666,8 @@ func ImagesBatchRemove(w http.ResponseWriter, r *http.Request) { // ImagesRemove is the endpoint for removing one image. func ImagesRemove(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Force bool `schema:"force"` }{ diff --git a/pkg/api/handlers/libpod/images_pull.go b/pkg/api/handlers/libpod/images_pull.go index 3c13c6e20..fabdb326b 100644 --- a/pkg/api/handlers/libpod/images_pull.go +++ b/pkg/api/handlers/libpod/images_pull.go @@ -10,6 +10,7 @@ import ( "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/channel" "github.com/containers/podman/v3/pkg/domain/entities" @@ -23,8 +24,8 @@ import ( // transport or be normalized to one). Other transports are rejected as they // do not make sense in a remote context. func ImagesPull(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Reference string `schema:"reference"` OS string `schema:"OS"` @@ -107,7 +108,7 @@ func ImagesPull(w http.ResponseWriter, r *http.Request) { } w.WriteHeader(http.StatusOK) - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") flush() enc := json.NewEncoder(w) diff --git a/pkg/api/handlers/libpod/info.go b/pkg/api/handlers/libpod/info.go index 8868d563d..67dc8637c 100644 --- a/pkg/api/handlers/libpod/info.go +++ b/pkg/api/handlers/libpod/info.go @@ -5,11 +5,12 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/infra/abi" ) func GetInfo(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) containerEngine := abi.ContainerEngine{Libpod: runtime} info, err := containerEngine.Info(r.Context()) if err != nil { diff --git a/pkg/api/handlers/libpod/manifests.go b/pkg/api/handlers/libpod/manifests.go index 2f36db583..869c83fa3 100644 --- a/pkg/api/handlers/libpod/manifests.go +++ b/pkg/api/handlers/libpod/manifests.go @@ -11,6 +11,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -20,8 +21,8 @@ import ( ) func ManifestCreate(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Name []string `schema:"name"` Image []string `schema:"image"` @@ -57,7 +58,7 @@ func ManifestCreate(w http.ResponseWriter, r *http.Request) { // ExistsManifest check if a manifest list exists func ExistsManifest(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) imageEngine := abi.ImageEngine{Libpod: runtime} @@ -74,7 +75,7 @@ func ExistsManifest(w http.ResponseWriter, r *http.Request) { } func ManifestInspect(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) imageEngine := abi.ImageEngine{Libpod: runtime} @@ -94,7 +95,7 @@ func ManifestInspect(w http.ResponseWriter, r *http.Request) { } func ManifestAdd(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) var addOptions entities.ManifestAddOptions if err := json.NewDecoder(r.Body).Decode(&addOptions); err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()")) @@ -124,8 +125,8 @@ func ManifestAdd(w http.ResponseWriter, r *http.Request) { } func ManifestRemove(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Digest string `schema:"digest"` }{ @@ -155,8 +156,8 @@ func ManifestRemove(w http.ResponseWriter, r *http.Request) { } func ManifestPush(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { All bool `schema:"all"` Destination string `schema:"destination"` diff --git a/pkg/api/handlers/libpod/networks.go b/pkg/api/handlers/libpod/networks.go index e4f450e12..122ab1d3d 100644 --- a/pkg/api/handlers/libpod/networks.go +++ b/pkg/api/handlers/libpod/networks.go @@ -8,6 +8,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/libpod/network" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/util" @@ -16,8 +17,8 @@ import ( ) func CreateNetwork(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) options := entities.NetworkCreateOptions{} if err := json.NewDecoder(r.Body).Decode(&options); err != nil { utils.Error(w, "unable to marshall input", http.StatusInternalServerError, errors.Wrap(err, "Decode()")) @@ -45,7 +46,7 @@ func CreateNetwork(w http.ResponseWriter, r *http.Request) { utils.WriteResponse(w, http.StatusOK, report) } func ListNetworks(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filterMap, err := util.PrepareFilters(r) if err != nil { utils.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError, @@ -66,8 +67,8 @@ func ListNetworks(w http.ResponseWriter, r *http.Request) { } func RemoveNetwork(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Force bool `schema:"force"` }{ @@ -100,8 +101,8 @@ func RemoveNetwork(w http.ResponseWriter, r *http.Request) { } func InspectNetwork(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { }{ // override any golang type defaults @@ -129,7 +130,7 @@ func InspectNetwork(w http.ResponseWriter, r *http.Request) { // Connect adds a container to a network func Connect(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) var netConnect entities.NetworkConnectOptions if err := json.NewDecoder(r.Body).Decode(&netConnect); err != nil { @@ -155,7 +156,7 @@ func Connect(w http.ResponseWriter, r *http.Request) { // ExistsNetwork check if a network exists func ExistsNetwork(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) ic := abi.ContainerEngine{Libpod: runtime} @@ -173,7 +174,7 @@ func ExistsNetwork(w http.ResponseWriter, r *http.Request) { // Prune removes unused networks func Prune(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filterMap, err := util.PrepareFilters(r) if err != nil { diff --git a/pkg/api/handlers/libpod/play.go b/pkg/api/handlers/libpod/play.go index 4f79d5f20..0def32821 100644 --- a/pkg/api/handlers/libpod/play.go +++ b/pkg/api/handlers/libpod/play.go @@ -10,6 +10,7 @@ import ( "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -19,8 +20,8 @@ import ( ) func PlayKube(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { Network string `schema:"network"` TLSVerify bool `schema:"tlsVerify"` @@ -121,7 +122,7 @@ func PlayKube(w http.ResponseWriter, r *http.Request) { } func PlayKubeDown(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) tmpfile, err := ioutil.TempFile("", "libpod-play-kube.yml") if err != nil { utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "unable to create tempfile")) diff --git a/pkg/api/handlers/libpod/pods.go b/pkg/api/handlers/libpod/pods.go index 3d6cf093b..cc686c69d 100644 --- a/pkg/api/handlers/libpod/pods.go +++ b/pkg/api/handlers/libpod/pods.go @@ -14,6 +14,7 @@ import ( "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/specgen" @@ -27,7 +28,7 @@ import ( func PodCreate(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) err error ) psg := specgen.PodSpecGenerator{InfraContainerSpec: &specgen.SpecGenerator{}} @@ -100,7 +101,7 @@ func PodCreate(w http.ResponseWriter, r *http.Request) { } func Pods(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) filterMap, err := util.PrepareFilters(r) if err != nil { @@ -122,7 +123,7 @@ func Pods(w http.ResponseWriter, r *http.Request) { } func PodInspect(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) pod, err := runtime.LookupPod(name) if err != nil { @@ -144,8 +145,8 @@ func PodInspect(w http.ResponseWriter, r *http.Request) { func PodStop(w http.ResponseWriter, r *http.Request) { var ( stopError error - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) responses map[string]error ) query := struct { @@ -206,7 +207,7 @@ func PodStop(w http.ResponseWriter, r *http.Request) { } func PodStart(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) pod, err := runtime.LookupPod(name) if err != nil { @@ -243,8 +244,8 @@ func PodStart(w http.ResponseWriter, r *http.Request) { func PodDelete(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) ) query := struct { Force bool `schema:"force"` @@ -272,7 +273,7 @@ func PodDelete(w http.ResponseWriter, r *http.Request) { } func PodRestart(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) pod, err := runtime.LookupPod(name) if err != nil { @@ -308,7 +309,7 @@ func PodPrune(w http.ResponseWriter, r *http.Request) { func PodPruneHelper(r *http.Request) ([]*entities.PodPruneReport, error) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) responses, err := runtime.PrunePods(r.Context()) if err != nil { @@ -325,7 +326,7 @@ func PodPruneHelper(r *http.Request) ([]*entities.PodPruneReport, error) { } func PodPause(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) pod, err := runtime.LookupPod(name) if err != nil { @@ -351,7 +352,7 @@ func PodPause(w http.ResponseWriter, r *http.Request) { } func PodUnpause(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) pod, err := runtime.LookupPod(name) if err != nil { @@ -377,8 +378,8 @@ func PodUnpause(w http.ResponseWriter, r *http.Request) { } func PodTop(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { PsArgs string `schema:"ps_args"` @@ -420,8 +421,8 @@ func PodTop(w http.ResponseWriter, r *http.Request) { func PodKill(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) signal = "SIGKILL" ) query := struct { @@ -489,7 +490,7 @@ func PodKill(w http.ResponseWriter, r *http.Request) { } func PodExists(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) _, err := runtime.LookupPod(name) if err != nil { @@ -500,8 +501,8 @@ func PodExists(w http.ResponseWriter, r *http.Request) { } func PodStats(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) - decoder := r.Context().Value("decoder").(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := struct { NamesOrIDs []string `schema:"namesOrIDs"` diff --git a/pkg/api/handlers/libpod/secrets.go b/pkg/api/handlers/libpod/secrets.go index 7086d9e38..5cdff8387 100644 --- a/pkg/api/handlers/libpod/secrets.go +++ b/pkg/api/handlers/libpod/secrets.go @@ -7,6 +7,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/gorilla/schema" @@ -15,8 +16,8 @@ import ( func CreateSecret(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) ) decoder.RegisterConverter(map[string]string{}, func(str string) reflect.Value { diff --git a/pkg/api/handlers/libpod/system.go b/pkg/api/handlers/libpod/system.go index bca92a4af..b7c60736f 100644 --- a/pkg/api/handlers/libpod/system.go +++ b/pkg/api/handlers/libpod/system.go @@ -5,6 +5,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" "github.com/containers/podman/v3/pkg/util" @@ -14,8 +15,8 @@ import ( // SystemPrune removes unused data func SystemPrune(w http.ResponseWriter, r *http.Request) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { All bool `schema:"all"` @@ -53,7 +54,7 @@ func SystemPrune(w http.ResponseWriter, r *http.Request) { func DiskUsage(w http.ResponseWriter, r *http.Request) { // Options are only used by the CLI options := entities.SystemDfOptions{} - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ic := abi.ContainerEngine{Libpod: runtime} response, err := ic.SystemDf(r.Context(), options) if err != nil { diff --git a/pkg/api/handlers/libpod/volumes.go b/pkg/api/handlers/libpod/volumes.go index 68aec30d5..318758868 100644 --- a/pkg/api/handlers/libpod/volumes.go +++ b/pkg/api/handlers/libpod/volumes.go @@ -8,6 +8,7 @@ import ( "github.com/containers/podman/v3/libpod" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/api/handlers/utils" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/entities/reports" "github.com/containers/podman/v3/pkg/domain/filters" @@ -21,8 +22,8 @@ import ( func CreateVolume(w http.ResponseWriter, r *http.Request) { var ( volumeOptions []libpod.VolumeCreateOption - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) ) query := struct { }{ @@ -75,7 +76,7 @@ func CreateVolume(w http.ResponseWriter, r *http.Request) { func InspectVolume(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) name := utils.GetName(r) vol, err := runtime.GetVolume(name) @@ -96,7 +97,7 @@ func InspectVolume(w http.ResponseWriter, r *http.Request) { func ListVolumes(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) filterMap, err := util.PrepareFilters(r) if err != nil { @@ -142,7 +143,7 @@ func PruneVolumes(w http.ResponseWriter, r *http.Request) { func pruneVolumesHelper(r *http.Request) ([]*reports.PruneReport, error) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) ) filterMap, err := util.PrepareFilters(r) if err != nil { @@ -164,8 +165,8 @@ func pruneVolumesHelper(r *http.Request) ([]*reports.PruneReport, error) { func RemoveVolume(w http.ResponseWriter, r *http.Request) { var ( - runtime = r.Context().Value("runtime").(*libpod.Runtime) - decoder = r.Context().Value("decoder").(*schema.Decoder) + runtime = r.Context().Value(api.RuntimeKey).(*libpod.Runtime) + decoder = r.Context().Value(api.DecoderKey).(*schema.Decoder) ) query := struct { Force bool `schema:"force"` @@ -197,7 +198,7 @@ func RemoveVolume(w http.ResponseWriter, r *http.Request) { // ExistsVolume check if a volume exists func ExistsVolume(w http.ResponseWriter, r *http.Request) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) name := utils.GetName(r) ic := abi.ContainerEngine{Libpod: runtime} diff --git a/pkg/api/handlers/swagger/swagger.go b/pkg/api/handlers/swagger/swagger.go index 2296eea3a..9844839b7 100644 --- a/pkg/api/handlers/swagger/swagger.go +++ b/pkg/api/handlers/swagger/swagger.go @@ -176,3 +176,12 @@ type swagInspectPodResponse struct { define.InspectPodData } } + +// Get stats for one or more containers +// swagger:response ContainerStats +type swagContainerStatsResponse struct { + // in:body + Body struct { + define.ContainerStats + } +} diff --git a/pkg/api/handlers/utils/containers.go b/pkg/api/handlers/utils/containers.go index fb1f8b7c1..5cdb31de1 100644 --- a/pkg/api/handlers/utils/containers.go +++ b/pkg/api/handlers/utils/containers.go @@ -8,6 +8,7 @@ import ( "time" "github.com/containers/podman/v3/libpod/events" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/containers/podman/v3/pkg/domain/infra/abi" @@ -36,7 +37,7 @@ func WaitContainerDocker(w http.ResponseWriter, r *http.Request) { query := waitQueryDocker{} - decoder := ctx.Value("decoder").(*schema.Decoder) + decoder := ctx.Value(api.DecoderKey).(*schema.Decoder) if err = decoder.Decode(&query, r.URL.Query()); err != nil { Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) return @@ -68,7 +69,7 @@ func WaitContainerDocker(w http.ResponseWriter, r *http.Request) { // In docker compatibility mode we have to send headers in advance, // otherwise docker client would freeze. - w.Header().Add("Content-Type", "application/json") + w.Header().Set("Content-Type", "application/json") w.WriteHeader(200) if flusher, ok := w.(http.Flusher); ok { flusher.Flush() @@ -103,7 +104,7 @@ func WaitContainerLibpod(w http.ResponseWriter, r *http.Request) { interval = time.Millisecond * 250 conditions = []define.ContainerStatus{define.ContainerStateStopped, define.ContainerStateExited} ) - decoder := r.Context().Value("decoder").(*schema.Decoder) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) query := waitQueryLibpod{} if err := decoder.Decode(&query, r.URL.Query()); err != nil { Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String())) @@ -143,7 +144,7 @@ func WaitContainerLibpod(w http.ResponseWriter, r *http.Request) { type containerWaitFn func(conditions ...define.ContainerStatus) (int32, error) func createContainerWaitFn(ctx context.Context, containerName string, interval time.Duration) containerWaitFn { - runtime := ctx.Value("runtime").(*libpod.Runtime) + runtime := ctx.Value(api.RuntimeKey).(*libpod.Runtime) var containerEngine entities.ContainerEngine = &abi.ContainerEngine{Libpod: runtime} return func(conditions ...define.ContainerStatus) (int32, error) { @@ -205,7 +206,7 @@ func waitRemoved(ctrWait containerWaitFn) (int32, error) { } func waitNextExit(ctx context.Context, containerName string) (int32, error) { - runtime := ctx.Value("runtime").(*libpod.Runtime) + runtime := ctx.Value(api.RuntimeKey).(*libpod.Runtime) containerEngine := &abi.ContainerEngine{Libpod: runtime} eventChannel := make(chan *events.Event) errChannel := make(chan error) @@ -237,7 +238,7 @@ func waitNotRunning(ctrWait containerWaitFn) (int32, error) { } func containerExists(ctx context.Context, name string) (bool, error) { - runtime := ctx.Value("runtime").(*libpod.Runtime) + runtime := ctx.Value(api.RuntimeKey).(*libpod.Runtime) var containerEngine entities.ContainerEngine = &abi.ContainerEngine{Libpod: runtime} var ctrExistsOpts entities.ContainerExistsOptions diff --git a/pkg/api/handlers/utils/images.go b/pkg/api/handlers/utils/images.go index 1e3647a3e..d5eb71aa1 100644 --- a/pkg/api/handlers/utils/images.go +++ b/pkg/api/handlers/utils/images.go @@ -11,6 +11,7 @@ import ( "github.com/containers/image/v5/transports/alltransports" "github.com/containers/image/v5/types" "github.com/containers/podman/v3/libpod" + api "github.com/containers/podman/v3/pkg/api/types" "github.com/gorilla/schema" "github.com/pkg/errors" ) @@ -51,8 +52,8 @@ func ParseStorageReference(name string) (types.ImageReference, error) { // GetImages is a common function used to get images for libpod and other compatibility // mechanisms func GetImages(w http.ResponseWriter, r *http.Request) ([]*libimage.Image, error) { - decoder := r.Context().Value("decoder").(*schema.Decoder) - runtime := r.Context().Value("runtime").(*libpod.Runtime) + decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) query := struct { All bool Digests bool @@ -87,7 +88,7 @@ func GetImages(w http.ResponseWriter, r *http.Request) ([]*libimage.Image, error } func GetImage(r *http.Request, name string) (*libimage.Image, error) { - runtime := r.Context().Value("runtime").(*libpod.Runtime) + runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime) image, _, err := runtime.LibimageRuntime().LookupImage(name, nil) if err != nil { return nil, err diff --git a/pkg/api/server/handler_api.go b/pkg/api/server/handler_api.go index becc674c0..88b9b7397 100644 --- a/pkg/api/server/handler_api.go +++ b/pkg/api/server/handler_api.go @@ -1,61 +1,25 @@ package server import ( - "context" "fmt" "net/http" "runtime" - "github.com/containers/podman/v3/pkg/api/handlers/utils" - "github.com/containers/podman/v3/pkg/auth" "github.com/containers/podman/v3/version" - "github.com/google/uuid" "github.com/sirupsen/logrus" ) // APIHandler is a wrapper to enhance HandlerFunc's and remove redundant code func (s *APIServer) APIHandler(h http.HandlerFunc) http.HandlerFunc { return func(w http.ResponseWriter, r *http.Request) { - // http.Server hides panics, we want to see them and fix the cause. - defer func() { - err := recover() - if err != nil { - buf := make([]byte, 1<<20) - n := runtime.Stack(buf, true) - logrus.Warnf("Recovering from API handler panic: %v, %s", err, buf[:n]) - // Try to inform client things went south... won't work if handler already started writing response body - utils.InternalServerError(w, fmt.Errorf("%v", err)) - } - }() - - // Wrapper to hide some boiler plate + // Wrapper to hide some boilerplate fn := func(w http.ResponseWriter, r *http.Request) { - rid := uuid.New().String() - logrus.Infof("APIHandler(%s) -- %s %s BEGIN", rid, r.Method, r.URL.String()) - if logrus.IsLevelEnabled(logrus.DebugLevel) { - for k, v := range r.Header { - switch auth.HeaderAuthName(k) { - case auth.XRegistryConfigHeader, auth.XRegistryAuthHeader: - logrus.Debugf("APIHandler(%s) -- Header: %s=<hidden>", rid, k) - default: - logrus.Debugf("APIHandler(%s) -- Header: %s=%v", rid, k, v) - } - } - } - // Set in case handler wishes to correlate logging events - r.Header.Set("X-Reference-Id", rid) - if err := r.ParseForm(); err != nil { - logrus.Infof("Failed Request: unable to parse form: %q (%s)", err, rid) + logrus.WithFields(logrus.Fields{ + "X-Reference-Id": r.Header.Get("X-Reference-Id"), + }).Info("Failed Request: unable to parse form: " + err.Error()) } - // TODO: Use r.ConnContext when ported to go 1.13 - c := context.WithValue(r.Context(), "decoder", s.Decoder) // nolint - c = context.WithValue(c, "runtime", s.Runtime) // nolint - c = context.WithValue(c, "shutdownFunc", s.Shutdown) // nolint - c = context.WithValue(c, "idletracker", s.idleTracker) // nolint - r = r.WithContext(c) - cv := version.APIVersion[version.Compat][version.CurrentAPI] w.Header().Set("API-Version", fmt.Sprintf("%d.%d", cv.Major, cv.Minor)) @@ -70,7 +34,6 @@ func (s *APIServer) APIHandler(h http.HandlerFunc) http.HandlerFunc { } h(w, r) - logrus.Debugf("APIHandler(%s) -- %s %s END", rid, r.Method, r.URL.String()) } fn(w, r) } diff --git a/pkg/api/server/handler_logging.go b/pkg/api/server/handler_logging.go new file mode 100644 index 000000000..699fab7a5 --- /dev/null +++ b/pkg/api/server/handler_logging.go @@ -0,0 +1,51 @@ +package server + +import ( + "io" + "io/ioutil" + "net/http" + "time" + + "github.com/gorilla/mux" + "github.com/sirupsen/logrus" +) + +type responseWriter struct { + http.ResponseWriter +} + +var apiLogger = &logrus.Logger{ + Formatter: &logrus.TextFormatter{ + DisableColors: true, + DisableLevelTruncation: true, + FullTimestamp: true, + QuoteEmptyFields: true, + TimestampFormat: time.RFC3339, + }, + Level: logrus.TraceLevel, + Out: logrus.StandardLogger().Out, +} + +func (l responseWriter) Write(b []byte) (int, error) { + apiLogger.WithFields(logrus.Fields{ + "API": "response", + "X-Reference-Id": l.Header().Get("X-Reference-Id"), + }).Trace(string(b)) + return l.ResponseWriter.Write(b) +} + +func loggingHandler() mux.MiddlewareFunc { + return func(h http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + annotated := apiLogger.WithFields(logrus.Fields{ + "API": "request", + "X-Reference-Id": r.Header.Get("X-Reference-Id"), + }) + r.Body = ioutil.NopCloser( + io.TeeReader(r.Body, annotated.WriterLevel(logrus.TraceLevel))) + + w = responseWriter{ResponseWriter: w} + h.ServeHTTP(w, r) + }) + } +} diff --git a/pkg/api/server/handler_panic.go b/pkg/api/server/handler_panic.go new file mode 100644 index 000000000..f643db79a --- /dev/null +++ b/pkg/api/server/handler_panic.go @@ -0,0 +1,32 @@ +package server + +import ( + "fmt" + "net/http" + "runtime" + + "github.com/containers/podman/v3/pkg/api/handlers/utils" + "github.com/gorilla/mux" + "github.com/sirupsen/logrus" +) + +// panicHandler captures panics from endpoint handlers and logs stack trace +func panicHandler() mux.MiddlewareFunc { + return func(h http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + // http.Server hides panics from handlers, we want to record them and fix the cause + defer func() { + err := recover() + if err != nil { + buf := make([]byte, 1<<20) + n := runtime.Stack(buf, true) + logrus.Warnf("Recovering from API service endpoint handler panic: %v, %s", err, buf[:n]) + // Try to inform client things went south... won't work if handler already started writing response body + utils.InternalServerError(w, fmt.Errorf("%v", err)) + } + }() + + h.ServeHTTP(w, r) + }) + } +} diff --git a/pkg/api/server/handler_rid.go b/pkg/api/server/handler_rid.go new file mode 100644 index 000000000..b624b99a6 --- /dev/null +++ b/pkg/api/server/handler_rid.go @@ -0,0 +1,34 @@ +package server + +import ( + "fmt" + "net/http" + + "github.com/containers/podman/v3/pkg/api/types" + "github.com/google/uuid" + "github.com/gorilla/handlers" + "github.com/gorilla/mux" + "github.com/sirupsen/logrus" +) + +// referenceIDHandler adds X-Reference-Id Header allowing event correlation +// and Apache style request logging +func referenceIDHandler() mux.MiddlewareFunc { + return func(h http.Handler) http.Handler { + return handlers.CombinedLoggingHandler(logrus.StandardLogger().Out, + http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + rid := r.Header.Get("X-Reference-Id") + if rid == "" { + if c := r.Context().Value(types.ConnKey); c == nil { + rid = uuid.New().String() + } else { + rid = fmt.Sprintf("%p", c) + } + } + + r.Header.Set("X-Reference-Id", rid) + w.Header().Set("X-Reference-Id", rid) + h.ServeHTTP(w, r) + })) + } +} diff --git a/pkg/api/server/idle/tracker.go b/pkg/api/server/idle/tracker.go index 687ebd7d4..480239f05 100644 --- a/pkg/api/server/idle/tracker.go +++ b/pkg/api/server/idle/tracker.go @@ -1,6 +1,7 @@ package idle import ( + "fmt" "net" "net/http" "sync" @@ -39,7 +40,10 @@ func (t *Tracker) ConnState(conn net.Conn, state http.ConnState) { t.mux.Lock() defer t.mux.Unlock() - logrus.Debugf("IdleTracker %p:%v %dm+%dh/%dt connection(s)", conn, state, len(t.managed), t.hijacked, t.TotalConnections()) + logrus.WithFields(logrus.Fields{ + "X-Reference-Id": fmt.Sprintf("%p", conn), + }).Debugf("IdleTracker:%v %dm+%dh/%dt connection(s)", state, len(t.managed), t.hijacked, t.TotalConnections()) + switch state { case http.StateNew: t.total++ @@ -68,7 +72,9 @@ func (t *Tracker) ConnState(conn net.Conn, state http.ConnState) { if _, found := t.managed[conn]; found { delete(t.managed, conn) } else { - logrus.Warnf("IdleTracker %p: StateClosed transition by un-managed connection", conn) + logrus.WithFields(logrus.Fields{ + "X-Reference-Id": fmt.Sprintf("%p", conn), + }).Warnf("IdleTracker: StateClosed transition by connection marked un-managed") } } diff --git a/pkg/api/server/register_containers.go b/pkg/api/server/register_containers.go index 2a32966cc..8dcea1301 100644 --- a/pkg/api/server/register_containers.go +++ b/pkg/api/server/register_containers.go @@ -1124,11 +1124,9 @@ func (s *APIServer) registerContainersHandlers(r *mux.Router) error { // - application/json // responses: // 200: - // description: no error + // $ref: "#/responses/ContainerStats" // 404: // $ref: "#/responses/NoSuchContainer" - // 409: - // $ref: "#/responses/ConflictError" // 500: // $ref: "#/responses/InternalError" r.HandleFunc(VersionedPath("/libpod/containers/stats"), s.APIHandler(libpod.StatsContainer)).Methods(http.MethodGet) diff --git a/pkg/api/server/server.go b/pkg/api/server/server.go index 72ae27276..34d0fa246 100644 --- a/pkg/api/server/server.go +++ b/pkg/api/server/server.go @@ -7,7 +7,7 @@ import ( "net" "net/http" "os" - goRuntime "runtime" + "runtime" "strings" "sync" "syscall" @@ -17,11 +17,11 @@ import ( "github.com/containers/podman/v3/libpod/shutdown" "github.com/containers/podman/v3/pkg/api/handlers" "github.com/containers/podman/v3/pkg/api/server/idle" + "github.com/containers/podman/v3/pkg/api/types" "github.com/coreos/go-systemd/v22/activation" "github.com/coreos/go-systemd/v22/daemon" "github.com/gorilla/mux" "github.com/gorilla/schema" - "github.com/pkg/errors" "github.com/sirupsen/logrus" ) @@ -44,8 +44,10 @@ const ( UnlimitedServiceDuration = 0 * time.Second ) -// shutdownOnce ensures Shutdown() may safely be called from several go routines -var shutdownOnce sync.Once +var ( + // shutdownOnce ensures Shutdown() may safely be called from several go routines + shutdownOnce sync.Once +) type Options struct { Timeout time.Duration @@ -66,15 +68,15 @@ func newServer(runtime *libpod.Runtime, duration time.Duration, listener *net.Li // If listener not provided try socket activation protocol if listener == nil { if _, found := os.LookupEnv("LISTEN_PID"); !found { - return nil, errors.Errorf("Cannot create API Server, no listener provided and socket activation protocol is not active.") + return nil, fmt.Errorf("no service listener provided and socket activation protocol is not active") } listeners, err := activation.Listeners() if err != nil { - return nil, errors.Wrap(err, "Cannot retrieve file descriptors from systemd") + return nil, fmt.Errorf("cannot retrieve file descriptors from systemd: %w", err) } if len(listeners) != 1 { - return nil, errors.Errorf("Wrong number of file descriptors for socket activation protocol (%d != 1)", len(listeners)) + return nil, fmt.Errorf("wrong number of file descriptors for socket activation protocol (%d != 1)", len(listeners)) } listener = &listeners[0] } @@ -84,24 +86,35 @@ func newServer(runtime *libpod.Runtime, duration time.Duration, listener *net.Li logrus.Debugf("CORS Headers were set to %s", corsHeaders) } - logrus.Infof("API server listening on %q", (*listener).Addr()) + logrus.Infof("API service listening on %q", (*listener).Addr()) router := mux.NewRouter().UseEncodedPath() - idle := idle.NewTracker(duration) + tracker := idle.NewTracker(duration) server := APIServer{ Server: http.Server{ + ConnContext: func(ctx context.Context, c net.Conn) context.Context { + return context.WithValue(ctx, types.ConnKey, c) + }, + ConnState: tracker.ConnState, + ErrorLog: log.New(logrus.StandardLogger().Out, "", 0), Handler: router, IdleTimeout: duration * 2, - ConnState: idle.ConnState, - ErrorLog: log.New(logrus.StandardLogger().Out, "", 0), }, - Decoder: handlers.NewAPIDecoder(), - idleTracker: idle, - Listener: *listener, - Runtime: runtime, CorsHeaders: corsHeaders, + Listener: *listener, + idleTracker: tracker, + } + + server.BaseContext = func(l net.Listener) context.Context { + ctx := context.WithValue(context.Background(), types.DecoderKey, handlers.NewAPIDecoder()) + ctx = context.WithValue(ctx, types.RuntimeKey, runtime) + ctx = context.WithValue(ctx, types.IdleTrackerKey, tracker) + return ctx } + // Capture panics and print stack traces for diagnostics, + // additionally process X-Reference-Id Header to support event correlation + router.Use(panicHandler(), referenceIDHandler()) router.NotFoundHandler = http.HandlerFunc( func(w http.ResponseWriter, r *http.Request) { // We can track user errors... @@ -149,6 +162,8 @@ func newServer(runtime *libpod.Runtime, duration time.Duration, listener *net.Li } if logrus.IsLevelEnabled(logrus.TraceLevel) { + // If in trace mode log request and response bodies + router.Use(loggingHandler()) router.Walk(func(route *mux.Route, r *mux.Router, ancestors []*mux.Route) error { // nolint path, err := route.GetPathTemplate() if err != nil { @@ -177,13 +192,13 @@ func setupSystemd() { payload := fmt.Sprintf("MAINPID=%d\n", os.Getpid()) payload += daemon.SdNotifyReady if sent, err := daemon.SdNotify(true, payload); err != nil { - logrus.Errorf("Error notifying systemd of Conmon PID: %s", err.Error()) + logrus.Error("API service error notifying systemd of Conmon PID: " + err.Error()) } else if !sent { - logrus.Warn("SDNotify not sent successfully") + logrus.Warn("API service unable to successfully send SDNotify") } if err := os.Unsetenv("INVOCATION_ID"); err != nil { - logrus.Errorf("Error unsetting INVOCATION_ID: %s", err.Error()) + logrus.Error("API service failed unsetting INVOCATION_ID: " + err.Error()) } } @@ -205,7 +220,7 @@ func (s *APIServer) Serve() error { go func() { <-s.idleTracker.Done() - logrus.Debugf("API Server idle for %s", s.idleTracker.Duration.Round(time.Second).String()) + logrus.Debug("API service shutting down, idle for " + s.idleTracker.Duration.Round(time.Second).String()) _ = s.Shutdown() }() @@ -213,12 +228,12 @@ func (s *APIServer) Serve() error { go func() { pprofMux := mux.NewRouter() pprofMux.PathPrefix("/debug/pprof").Handler(http.DefaultServeMux) - goRuntime.SetMutexProfileFraction(1) - goRuntime.SetBlockProfileRate(1) + runtime.SetMutexProfileFraction(1) + runtime.SetBlockProfileRate(1) s.pprof = &http.Server{Addr: "localhost:8888", Handler: pprofMux} err := s.pprof.ListenAndServe() if err != nil && err != http.ErrServerClosed { - logrus.Warn("Profiler Service failed: " + err.Error()) + logrus.Warn("API profiler service failed: " + err.Error()) } }() } @@ -230,7 +245,7 @@ func (s *APIServer) Serve() error { go func() { err := s.Server.Serve(s.Listener) if err != nil && err != http.ErrServerClosed { - errChan <- errors.Wrap(err, "failed to start API server") + errChan <- fmt.Errorf("failed to start API service: %w", err) return } errChan <- nil @@ -242,14 +257,14 @@ func (s *APIServer) Serve() error { // Shutdown is a clean shutdown waiting on existing clients func (s *APIServer) Shutdown() error { if s.idleTracker.Duration == UnlimitedServiceDuration { - logrus.Debug("APIServer.Shutdown ignored as Duration is UnlimitedService") + logrus.Debug("API service shutdown ignored as Duration is UnlimitedService") return nil } shutdownOnce.Do(func() { if logrus.IsLevelEnabled(logrus.DebugLevel) { - _, file, line, _ := goRuntime.Caller(1) - logrus.Debugf("APIServer.Shutdown by %s:%d, %d/%d connection(s)", + _, file, line, _ := runtime.Caller(1) + logrus.Debugf("API service shutdown by %s:%d, %d/%d connection(s)", file, line, s.idleTracker.ActiveConnections(), s.idleTracker.TotalConnections()) go func() { @@ -257,8 +272,7 @@ func (s *APIServer) Shutdown() error { go func() { defer cancel() if err := s.pprof.Shutdown(ctx); err != nil { - logrus.Warn( - errors.Wrapf(err, "failed to cleanly shutdown pprof Server")) + logrus.Warn("Failed to cleanly shutdown API pprof service: " + err.Error()) } }() <-ctx.Done() @@ -272,8 +286,7 @@ func (s *APIServer) Shutdown() error { err := s.Server.Shutdown(ctx) if err != nil && err != context.Canceled && err != http.ErrServerClosed { - logrus.Error( - errors.Wrapf(err, "failed to cleanly shutdown APIServer")) + logrus.Error("Failed to cleanly shutdown API service: " + err.Error()) } }() <-ctx.Done() diff --git a/pkg/api/types/types.go b/pkg/api/types/types.go index 1b91364e3..d5067cc54 100644 --- a/pkg/api/types/types.go +++ b/pkg/api/types/types.go @@ -1,9 +1,18 @@ package types const ( - // DefaultAPIVersion is the version of the API the server defaults to. + // DefaultAPIVersion is the version of the compatible API the server defaults to DefaultAPIVersion = "1.40" // See https://docs.docker.com/engine/api/v1.40/ - // DefaultAPIVersion is the minimal required version of the API. + // MinimalAPIVersion is the minimal required version of the compatible API MinimalAPIVersion = "1.24" ) + +type APIContextKey int + +const ( + DecoderKey APIContextKey = iota + RuntimeKey + IdleTrackerKey + ConnKey +) diff --git a/pkg/bindings/test/containers_test.go b/pkg/bindings/test/containers_test.go index 4d1361746..b9ed67255 100644 --- a/pkg/bindings/test/containers_test.go +++ b/pkg/bindings/test/containers_test.go @@ -326,11 +326,11 @@ var _ = Describe("Podman containers ", func() { // TODO for the life of me, i cannot get this to work. maybe another set // of eyes will // successful healthcheck - //status := "healthy" + //status := define.HealthCheckHealthy //for i:=0; i < 10; i++ { // result, err := containers.RunHealthCheck(connText, "hc") // Expect(err).To(BeNil()) - // if result.Status != "healthy" { + // if result.Status != define.HealthCheckHealthy { // fmt.Println("Healthcheck container still starting, retrying in 1 second") // time.Sleep(1 * time.Second) // continue @@ -338,7 +338,7 @@ var _ = Describe("Podman containers ", func() { // status = result.Status // break //} - //Expect(status).To(Equal("healthy")) + //Expect(status).To(Equal(define.HealthCheckHealthy)) // TODO enable this when wait is working // healthcheck on a stopped container should be a 409 diff --git a/pkg/domain/entities/play.go b/pkg/domain/entities/play.go index 77329e328..f630b3f24 100644 --- a/pkg/domain/entities/play.go +++ b/pkg/domain/entities/play.go @@ -51,6 +51,8 @@ type PlayKubePod struct { ID string // Containers - the IDs of the containers running in the created pod. Containers []string + // InitContainers - the IDs of the init containers to be run in the created pod. + InitContainers []string // Logs - non-fatal errors and log messages while processing. Logs []string // ContainerErrors - any errors that occurred while starting containers diff --git a/pkg/domain/infra/abi/play.go b/pkg/domain/infra/abi/play.go index c6d5dcc3d..87506f70c 100644 --- a/pkg/domain/infra/abi/play.go +++ b/pkg/domain/infra/abi/play.go @@ -304,76 +304,59 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY } containers := make([]*libpod.Container, 0, len(podYAML.Spec.Containers)) + initContainers := make([]*libpod.Container, 0, len(podYAML.Spec.InitContainers)) cwd, err := os.Getwd() if err != nil { return nil, err } + + for _, initCtr := range podYAML.Spec.InitContainers { + // Init containers cannot have either of lifecycle, livenessProbe, readinessProbe, or startupProbe set + if initCtr.Lifecycle != nil || initCtr.LivenessProbe != nil || initCtr.ReadinessProbe != nil || initCtr.StartupProbe != nil { + return nil, errors.Errorf("cannot create an init container that has either of lifecycle, livenessProbe, readinessProbe, or startupProbe set") + } + pulledImage, labels, err := ic.getImageAndLabelInfo(ctx, cwd, annotations, writer, initCtr, options) + if err != nil { + return nil, err + } + + specgenOpts := kube.CtrSpecGenOptions{ + Container: initCtr, + Image: pulledImage, + Volumes: volumes, + PodID: pod.ID(), + PodName: podName, + PodInfraID: podInfraID, + ConfigMaps: configMaps, + SeccompPaths: seccompPaths, + RestartPolicy: ctrRestartPolicy, + NetNSIsHost: p.NetNS.IsHost(), + SecretsManager: secretsManager, + LogDriver: options.LogDriver, + Labels: labels, + InitContainerType: define.AlwaysInitContainer, + } + specGen, err := kube.ToSpecGen(ctx, &specgenOpts) + if err != nil { + return nil, err + } + rtSpec, spec, opts, err := generate.MakeContainer(ctx, ic.Libpod, specGen) + if err != nil { + return nil, err + } + ctr, err := generate.ExecuteCreate(ctx, ic.Libpod, rtSpec, spec, false, opts...) + if err != nil { + return nil, err + } + + initContainers = append(initContainers, ctr) + } for _, container := range podYAML.Spec.Containers { if !strings.Contains("infra", container.Name) { - // Contains all labels obtained from kube - labels := make(map[string]string) - var pulledImage *libimage.Image - buildFile, err := getBuildFile(container.Image, cwd) + pulledImage, labels, err := ic.getImageAndLabelInfo(ctx, cwd, annotations, writer, container, options) if err != nil { return nil, err } - existsLocally, err := ic.Libpod.LibimageRuntime().Exists(container.Image) - if err != nil { - return nil, err - } - if (len(buildFile) > 0 && !existsLocally) || (len(buildFile) > 0 && options.Build) { - buildOpts := new(buildahDefine.BuildOptions) - commonOpts := new(buildahDefine.CommonBuildOptions) - buildOpts.ConfigureNetwork = buildahDefine.NetworkDefault - buildOpts.Isolation = buildahDefine.IsolationChroot - buildOpts.CommonBuildOpts = commonOpts - buildOpts.Output = container.Image - if _, _, err := ic.Libpod.Build(ctx, *buildOpts, []string{buildFile}...); err != nil { - return nil, err - } - i, _, err := ic.Libpod.LibimageRuntime().LookupImage(container.Image, new(libimage.LookupImageOptions)) - if err != nil { - return nil, err - } - pulledImage = i - } else { - // NOTE: set the pull policy to "newer". This will cover cases - // where the "latest" tag requires a pull and will also - // transparently handle "localhost/" prefixed files which *may* - // refer to a locally built image OR an image running a - // registry on localhost. - pullPolicy := config.PullPolicyNewer - if len(container.ImagePullPolicy) > 0 { - // Make sure to lower the strings since K8s pull policy - // may be capitalized (see bugzilla.redhat.com/show_bug.cgi?id=1985905). - rawPolicy := string(container.ImagePullPolicy) - pullPolicy, err = config.ParsePullPolicy(strings.ToLower(rawPolicy)) - if err != nil { - return nil, err - } - } - pulledImages, err := pullImage(ic, writer, container.Image, options, pullPolicy) - if err != nil { - return nil, err - } - pulledImage = pulledImages[0] - } - - // Handle kube annotations - for k, v := range annotations { - switch k { - // Auto update annotation without container name will apply to - // all containers within the pod - case autoupdate.Label, autoupdate.AuthfileLabel: - labels[k] = v - // Auto update annotation with container name will apply only - // to the specified container - case fmt.Sprintf("%s/%s", autoupdate.Label, container.Name), - fmt.Sprintf("%s/%s", autoupdate.AuthfileLabel, container.Name): - prefixAndCtr := strings.Split(k, "/") - labels[prefixAndCtr[0]] = v - } - } specgenOpts := kube.CtrSpecGenOptions{ Container: container, @@ -394,7 +377,6 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY if err != nil { return nil, err } - rtSpec, spec, opts, err := generate.MakeContainer(ctx, ic.Libpod, specGen) if err != nil { return nil, err @@ -423,12 +405,96 @@ func (ic *ContainerEngine) playKubePod(ctx context.Context, podName string, podY for _, ctr := range containers { playKubePod.Containers = append(playKubePod.Containers, ctr.ID()) } + for _, initCtr := range initContainers { + playKubePod.InitContainers = append(playKubePod.InitContainers, initCtr.ID()) + } report.Pods = append(report.Pods, playKubePod) return &report, nil } +// getImageAndLabelInfo returns the image information and how the image should be pulled plus as well as labels to be used for the container in the pod. +// Moved this to a separate function so that it can be used for both init and regular containers when playing a kube yaml. +func (ic *ContainerEngine) getImageAndLabelInfo(ctx context.Context, cwd string, annotations map[string]string, writer io.Writer, container v1.Container, options entities.PlayKubeOptions) (*libimage.Image, map[string]string, error) { + // Contains all labels obtained from kube + labels := make(map[string]string) + var pulledImage *libimage.Image + buildFile, err := getBuildFile(container.Image, cwd) + if err != nil { + return nil, nil, err + } + existsLocally, err := ic.Libpod.LibimageRuntime().Exists(container.Image) + if err != nil { + return nil, nil, err + } + if (len(buildFile) > 0 && !existsLocally) || (len(buildFile) > 0 && options.Build) { + buildOpts := new(buildahDefine.BuildOptions) + commonOpts := new(buildahDefine.CommonBuildOptions) + buildOpts.ConfigureNetwork = buildahDefine.NetworkDefault + buildOpts.Isolation = buildahDefine.IsolationChroot + buildOpts.CommonBuildOpts = commonOpts + buildOpts.Output = container.Image + if _, _, err := ic.Libpod.Build(ctx, *buildOpts, []string{buildFile}...); err != nil { + return nil, nil, err + } + i, _, err := ic.Libpod.LibimageRuntime().LookupImage(container.Image, new(libimage.LookupImageOptions)) + if err != nil { + return nil, nil, err + } + pulledImage = i + } else { + // NOTE: set the pull policy to "newer". This will cover cases + // where the "latest" tag requires a pull and will also + // transparently handle "localhost/" prefixed files which *may* + // refer to a locally built image OR an image running a + // registry on localhost. + pullPolicy := config.PullPolicyNewer + if len(container.ImagePullPolicy) > 0 { + // Make sure to lower the strings since K8s pull policy + // may be capitalized (see bugzilla.redhat.com/show_bug.cgi?id=1985905). + rawPolicy := string(container.ImagePullPolicy) + pullPolicy, err = config.ParsePullPolicy(strings.ToLower(rawPolicy)) + if err != nil { + return nil, nil, err + } + } + // This ensures the image is the image store + pullOptions := &libimage.PullOptions{} + pullOptions.AuthFilePath = options.Authfile + pullOptions.CertDirPath = options.CertDir + pullOptions.SignaturePolicyPath = options.SignaturePolicy + pullOptions.Writer = writer + pullOptions.Username = options.Username + pullOptions.Password = options.Password + pullOptions.InsecureSkipTLSVerify = options.SkipTLSVerify + + pulledImages, err := ic.Libpod.LibimageRuntime().Pull(ctx, container.Image, pullPolicy, pullOptions) + if err != nil { + return nil, nil, err + } + pulledImage = pulledImages[0] + } + + // Handle kube annotations + for k, v := range annotations { + switch k { + // Auto update annotation without container name will apply to + // all containers within the pod + case autoupdate.Label, autoupdate.AuthfileLabel: + labels[k] = v + // Auto update annotation with container name will apply only + // to the specified container + case fmt.Sprintf("%s/%s", autoupdate.Label, container.Name), + fmt.Sprintf("%s/%s", autoupdate.AuthfileLabel, container.Name): + prefixAndCtr := strings.Split(k, "/") + labels[prefixAndCtr[0]] = v + } + } + + return pulledImage, labels, nil +} + // playKubePVC creates a podman volume from a kube persistent volume claim. func (ic *ContainerEngine) playKubePVC(ctx context.Context, pvcYAML *v1.PersistentVolumeClaim, options entities.PlayKubeOptions) (*entities.PlayKubeReport, error) { var report entities.PlayKubeReport diff --git a/pkg/machine/config.go b/pkg/machine/config.go index cad71ba49..8db2335aa 100644 --- a/pkg/machine/config.go +++ b/pkg/machine/config.go @@ -61,7 +61,8 @@ type ListResponse struct { } type SSHOptions struct { - Args []string + Username string + Args []string } type StartOptions struct{} diff --git a/pkg/machine/ignition.go b/pkg/machine/ignition.go index a9289d6b3..89b556b14 100644 --- a/pkg/machine/ignition.go +++ b/pkg/machine/ignition.go @@ -135,10 +135,25 @@ func getDirs(usrName string) []Directory { Path: d, User: getNodeUsr(usrName), }, - DirectoryEmbedded1: DirectoryEmbedded1{Mode: intToPtr(493)}, + DirectoryEmbedded1: DirectoryEmbedded1{Mode: intToPtr(0755)}, } dirs[i] = newDir } + + // Issue #11489: make sure that we can inject a custom registries.conf + // file on the system level to force a single search registry. + // The remote client does not yet support prompting for short-name + // resolution, so we enforce a single search registry (i.e., docker.io) + // as a workaround. + dirs = append(dirs, Directory{ + Node: Node{ + Group: getNodeGrp("root"), + Path: "/etc/containers/registries.conf.d", + User: getNodeUsr("root"), + }, + DirectoryEmbedded1: DirectoryEmbedded1{Mode: intToPtr(0755)}, + }) + return dirs } @@ -158,7 +173,7 @@ func getFiles(usrName string) []File { Contents: Resource{ Source: strToPtr("data:,%5BUnit%5D%0ADescription%3DA%20systemd%20user%20unit%20demo%0AAfter%3Dnetwork-online.target%0AWants%3Dnetwork-online.target%20podman.socket%0A%5BService%5D%0AExecStart%3D%2Fusr%2Fbin%2Fsleep%20infinity%0A"), }, - Mode: intToPtr(484), + Mode: intToPtr(0744), }, }) @@ -175,7 +190,7 @@ func getFiles(usrName string) []File { Contents: Resource{ Source: strToPtr("data:,%5Bcontainers%5D%0D%0Anetns%3D%22bridge%22%0D%0Arootless_networking%3D%22cni%22"), }, - Mode: intToPtr(484), + Mode: intToPtr(0744), }, }) // Add a file into linger @@ -185,7 +200,7 @@ func getFiles(usrName string) []File { Path: "/var/lib/systemd/linger/core", User: getNodeUsr(usrName), }, - FileEmbedded1: FileEmbedded1{Mode: intToPtr(420)}, + FileEmbedded1: FileEmbedded1{Mode: intToPtr(0644)}, }) // Set machine_enabled to true to indicate we're in a VM @@ -200,9 +215,30 @@ func getFiles(usrName string) []File { Contents: Resource{ Source: strToPtr("data:,%5Bengine%5D%0Amachine_enabled%3Dtrue%0A"), }, - Mode: intToPtr(420), + Mode: intToPtr(0644), + }, + }) + + // Issue #11489: make sure that we can inject a custom registries.conf + // file on the system level to force a single search registry. + // The remote client does not yet support prompting for short-name + // resolution, so we enforce a single search registry (i.e., docker.io) + // as a workaround. + files = append(files, File{ + Node: Node{ + Group: getNodeGrp("root"), + Path: "/etc/containers/registries.conf.d/999-podman-machine.conf", + User: getNodeUsr("root"), + }, + FileEmbedded1: FileEmbedded1{ + Append: nil, + Contents: Resource{ + Source: strToPtr("data:,unqualified-search-registries%3D%5B%22docker.io%22%5D"), + }, + Mode: intToPtr(0644), }, }) + return files } diff --git a/pkg/machine/qemu/machine.go b/pkg/machine/qemu/machine.go index 855a39c56..5d8c6e6ce 100644 --- a/pkg/machine/qemu/machine.go +++ b/pkg/machine/qemu/machine.go @@ -488,7 +488,12 @@ func (v *MachineVM) SSH(name string, opts machine.SSHOptions) error { return errors.Errorf("vm %q is not running.", v.Name) } - sshDestination := v.RemoteUsername + "@localhost" + username := opts.Username + if username == "" { + username = v.RemoteUsername + } + + sshDestination := username + "@localhost" port := strconv.Itoa(v.Port) args := []string{"-i", v.IdentityPath, "-p", port, sshDestination, "-o", "UserKnownHostsFile /dev/null", "-o", "StrictHostKeyChecking no"} diff --git a/pkg/specgen/generate/kube/kube.go b/pkg/specgen/generate/kube/kube.go index 5188abc3a..c01d7a1f0 100644 --- a/pkg/specgen/generate/kube/kube.go +++ b/pkg/specgen/generate/kube/kube.go @@ -114,6 +114,9 @@ type CtrSpecGenOptions struct { Labels map[string]string // IsInfra bool + // InitContainerType sets what type the init container is + // Note: When playing a kube yaml, the inti container type will be set to "always" only + InitContainerType string } func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGenerator, error) { @@ -135,6 +138,8 @@ func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGener Driver: opts.LogDriver, } + s.InitContainerType = opts.InitContainerType + setupSecurityContext(s, opts.Container) err := setupLivenessProbe(s, opts.Container, opts.RestartPolicy) if err != nil { diff --git a/pkg/terminal/console_windows.go b/pkg/terminal/console_windows.go index 08e66cb3a..9a636d681 100644 --- a/pkg/terminal/console_windows.go +++ b/pkg/terminal/console_windows.go @@ -25,7 +25,7 @@ func setConsoleMode(handle windows.Handle, flags uint32) error { var mode uint32 err := windows.GetConsoleMode(handle, &mode) if err != nil { - return err + return nil // not a terminal } if err := windows.SetConsoleMode(handle, mode|flags); err != nil { // In similar code, it is not considered an error if we cannot set the diff --git a/test/apiv2/python/rest_api/test_v2_0_0_system.py b/test/apiv2/python/rest_api/test_v2_0_0_system.py index 3e94f187d..8171abb84 100644 --- a/test/apiv2/python/rest_api/test_v2_0_0_system.py +++ b/test/apiv2/python/rest_api/test_v2_0_0_system.py @@ -1,5 +1,6 @@ import json import unittest +import uuid import requests from .fixtures import APITestCase @@ -100,6 +101,18 @@ class SystemTestCase(APITestCase): r = requests.get(self.uri("/system/df")) self.assertEqual(r.status_code, 200, r.text) + def test_reference_id(self): + rid = str(uuid.uuid4()) + r = requests.get(self.uri("/info"), headers={"X-Reference-Id": rid}) + self.assertEqual(r.status_code, 200, r.text) + + self.assertIn("X-Reference-Id", r.headers) + self.assertEqual(r.headers["X-Reference-Id"], rid) + + r = requests.get(self.uri("/info")) + self.assertIn("X-Reference-Id", r.headers) + self.assertNotEqual(r.headers["X-Reference-Id"], rid) + if __name__ == "__main__": unittest.main() diff --git a/test/e2e/generate_kube_test.go b/test/e2e/generate_kube_test.go index 8996bf6a0..bf89a0708 100644 --- a/test/e2e/generate_kube_test.go +++ b/test/e2e/generate_kube_test.go @@ -174,6 +174,78 @@ var _ = Describe("Podman generate kube", func() { Expect(string(kube.Out.Contents())).To(ContainSubstring(`name: pod2`)) }) + It("podman generate kube on pod with init containers", func() { + session := podmanTest.Podman([]string{"create", "--pod", "new:toppod", "--init-ctr", "always", ALPINE, "echo", "hello"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + session = podmanTest.Podman([]string{"create", "--pod", "toppod", "--init-ctr", "always", ALPINE, "echo", "world"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + session = podmanTest.Podman([]string{"create", "--pod", "toppod", ALPINE, "top"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + kube := podmanTest.Podman([]string{"generate", "kube", "toppod"}) + kube.WaitWithDefaultTimeout() + Expect(kube).Should(Exit(0)) + + pod := new(v1.Pod) + err := yaml.Unmarshal(kube.Out.Contents(), pod) + Expect(err).To(BeNil()) + Expect(pod.Spec.HostNetwork).To(Equal(false)) + + numContainers := len(pod.Spec.Containers) + len(pod.Spec.InitContainers) + Expect(numContainers).To(Equal(3)) + + // Init container should be in the generated kube yaml if created with "once" type and the pod has not been started + session = podmanTest.Podman([]string{"create", "--pod", "new:toppod-2", "--init-ctr", "once", ALPINE, "echo", "using once type"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + session = podmanTest.Podman([]string{"create", "--pod", "toppod-2", ALPINE, "top"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + kube = podmanTest.Podman([]string{"generate", "kube", "toppod-2"}) + kube.WaitWithDefaultTimeout() + Expect(kube).Should(Exit(0)) + + pod = new(v1.Pod) + err = yaml.Unmarshal(kube.Out.Contents(), pod) + Expect(err).To(BeNil()) + Expect(pod.Spec.HostNetwork).To(Equal(false)) + + numContainers = len(pod.Spec.Containers) + len(pod.Spec.InitContainers) + Expect(numContainers).To(Equal(2)) + + // Init container should not be in the generated kube yaml if created with "once" type and the pod has been started + session = podmanTest.Podman([]string{"create", "--pod", "new:toppod-3", "--init-ctr", "once", ALPINE, "echo", "using once type"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + session = podmanTest.Podman([]string{"create", "--pod", "toppod-3", ALPINE, "top"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + session = podmanTest.Podman([]string{"pod", "start", "toppod-3"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + + kube = podmanTest.Podman([]string{"generate", "kube", "toppod-3"}) + kube.WaitWithDefaultTimeout() + Expect(kube).Should(Exit(0)) + + pod = new(v1.Pod) + err = yaml.Unmarshal(kube.Out.Contents(), pod) + Expect(err).To(BeNil()) + Expect(pod.Spec.HostNetwork).To(Equal(false)) + + numContainers = len(pod.Spec.Containers) + len(pod.Spec.InitContainers) + Expect(numContainers).To(Equal(1)) + }) + It("podman generate kube on pod with host network", func() { podSession := podmanTest.Podman([]string{"pod", "create", "--name", "testHostNetwork", "--network", "host"}) podSession.WaitWithDefaultTimeout() diff --git a/test/e2e/healthcheck_run_test.go b/test/e2e/healthcheck_run_test.go index 899c84a14..87f042ed9 100644 --- a/test/e2e/healthcheck_run_test.go +++ b/test/e2e/healthcheck_run_test.go @@ -5,6 +5,7 @@ import ( "os" "time" + define "github.com/containers/podman/v3/libpod/define" . "github.com/containers/podman/v3/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" @@ -157,7 +158,7 @@ var _ = Describe("Podman healthcheck run", func() { Expect(hc).Should(Exit(1)) inspect = podmanTest.InspectContainer("hc") - Expect(inspect[0].State.Healthcheck.Status).To(Equal("unhealthy")) + Expect(inspect[0].State.Healthcheck.Status).To(Equal(define.HealthCheckUnhealthy)) }) @@ -171,7 +172,7 @@ var _ = Describe("Podman healthcheck run", func() { Expect(hc).Should(Exit(0)) inspect := podmanTest.InspectContainer("hc") - Expect(inspect[0].State.Healthcheck.Status).To(Equal("healthy")) + Expect(inspect[0].State.Healthcheck.Status).To(Equal(define.HealthCheckHealthy)) }) It("podman healthcheck unhealthy but valid arguments check", func() { @@ -201,7 +202,7 @@ var _ = Describe("Podman healthcheck run", func() { Expect(hc).Should(Exit(1)) inspect = podmanTest.InspectContainer("hc") - Expect(inspect[0].State.Healthcheck.Status).To(Equal("unhealthy")) + Expect(inspect[0].State.Healthcheck.Status).To(Equal(define.HealthCheckUnhealthy)) foo := podmanTest.Podman([]string{"exec", "hc", "touch", "/foo"}) foo.WaitWithDefaultTimeout() @@ -212,6 +213,6 @@ var _ = Describe("Podman healthcheck run", func() { Expect(hc).Should(Exit(0)) inspect = podmanTest.InspectContainer("hc") - Expect(inspect[0].State.Healthcheck.Status).To(Equal("healthy")) + Expect(inspect[0].State.Healthcheck.Status).To(Equal(define.HealthCheckHealthy)) }) }) diff --git a/test/e2e/pause_test.go b/test/e2e/pause_test.go index ea7a96428..2e5e07de9 100644 --- a/test/e2e/pause_test.go +++ b/test/e2e/pause_test.go @@ -79,6 +79,11 @@ var _ = Describe("Podman pause", func() { Expect(result).To(ExitWithError()) Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(createdState)) + + // check we can read stats for a paused container + result = podmanTest.Podman([]string{"stats", "--no-stream", cid}) + result.WaitWithDefaultTimeout() + Expect(result).To(ExitWithError()) }) It("podman pause a running container by id", func() { diff --git a/test/e2e/play_kube_test.go b/test/e2e/play_kube_test.go index fa30f068c..fcda89fbc 100644 --- a/test/e2e/play_kube_test.go +++ b/test/e2e/play_kube_test.go @@ -12,6 +12,7 @@ import ( "time" "github.com/containers/common/pkg/config" + "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/util" . "github.com/containers/podman/v3/test/utils" "github.com/containers/storage/pkg/stringid" @@ -263,6 +264,17 @@ spec: {{ end }} ip: {{ .IP }} {{ end }} + initContainers: +{{ with .InitCtrs }} + {{ range . }} + - command: + {{ range .Cmd }} + - {{.}} + {{ end }} + image: {{ .Image }} + name: {{ .Name }} + {{ end }} +{{ end }} containers: {{ with .Ctrs }} {{ range . }} @@ -665,6 +677,7 @@ type Pod struct { HostNetwork bool HostAliases []HostAlias Ctrs []*Ctr + InitCtrs []*Ctr Volumes []*Volume Labels map[string]string Annotations map[string]string @@ -686,6 +699,7 @@ func getPod(options ...podOption) *Pod { HostNetwork: false, HostAliases: nil, Ctrs: make([]*Ctr, 0), + InitCtrs: make([]*Ctr, 0), Volumes: make([]*Volume, 0), Labels: make(map[string]string), Annotations: make(map[string]string), @@ -728,6 +742,12 @@ func withCtr(c *Ctr) podOption { } } +func withPodInitCtr(ic *Ctr) podOption { + return func(pod *Pod) { + pod.InitCtrs = append(pod.InitCtrs, ic) + } +} + func withRestartPolicy(policy string) podOption { return func(pod *Pod) { pod.RestartPolicy = policy @@ -847,6 +867,7 @@ type Ctr struct { VolumeReadOnly bool Env []Env EnvFrom []EnvFrom + InitCtrType string } // getCtr takes a list of ctrOptions and returns a Ctr with sane defaults @@ -870,6 +891,7 @@ func getCtr(options ...ctrOption) *Ctr { VolumeReadOnly: false, Env: []Env{}, EnvFrom: []EnvFrom{}, + InitCtrType: "", } for _, option := range options { option(&c) @@ -885,6 +907,12 @@ func withName(name string) ctrOption { } } +func withInitCtr() ctrOption { + return func(c *Ctr) { + c.InitCtrType = define.AlwaysInitContainer + } +} + func withCmd(cmd []string) ctrOption { return func(c *Ctr) { c.Cmd = cmd @@ -1209,7 +1237,7 @@ var _ = Describe("Podman play kube", func() { hc := podmanTest.Podman([]string{"healthcheck", "run", "liveness-unhealthy-probe-pod-0-alpine"}) hc.WaitWithDefaultTimeout() hcoutput := hc.OutputToString() - Expect(hcoutput).To(ContainSubstring("unhealthy")) + Expect(hcoutput).To(ContainSubstring(define.HealthCheckUnhealthy)) }) It("podman play kube fail with nonexistent authfile", func() { @@ -1294,6 +1322,33 @@ var _ = Describe("Podman play kube", func() { Expect(inspect.OutputToString()).To(ContainSubstring(`[]`)) }) + // If you have an init container in the pod yaml, podman should create and run the init container with play kube + It("podman play kube test with init containers", func() { + pod := getPod(withPodInitCtr(getCtr(withImage(ALPINE), withCmd([]string{"echo", "hello"}), withInitCtr(), withName("init-test"))), withCtr(getCtr(withImage(ALPINE), withCmd([]string{"top"})))) + err := generateKubeYaml("pod", pod, kubeYaml) + Expect(err).To(BeNil()) + + kube := podmanTest.Podman([]string{"play", "kube", kubeYaml}) + kube.WaitWithDefaultTimeout() + Expect(kube).Should(Exit(0)) + + // Expect the number of containers created to be 3, one init, infra, and regular container + numOfCtrs := podmanTest.NumberOfContainers() + Expect(numOfCtrs).To(Equal(3)) + + // Init container should have exited after running + inspect := podmanTest.Podman([]string{"inspect", "--format", "{{.State.Status}}", "testPod-init-test"}) + inspect.WaitWithDefaultTimeout() + Expect(inspect).Should(Exit(0)) + Expect(inspect.OutputToString()).To(ContainSubstring("exited")) + + // Regular container should be in running state + inspect = podmanTest.Podman([]string{"inspect", "--format", "{{.State.Status}}", "testPod-" + defaultCtrName}) + inspect.WaitWithDefaultTimeout() + Expect(inspect).Should(Exit(0)) + Expect(inspect.OutputToString()).To(ContainSubstring("running")) + }) + // If you supply only args for a Container, the default Entrypoint defined in the Docker image is run with the args that you supplied. It("podman play kube test correct command with only set args in yaml file", func() { pod := getPod(withCtr(getCtr(withImage(registry), withCmd(nil), withArg([]string{"echo", "hello"})))) diff --git a/test/e2e/run_exit_test.go b/test/e2e/run_exit_test.go index e86718577..6c39e5a1f 100644 --- a/test/e2e/run_exit_test.go +++ b/test/e2e/run_exit_test.go @@ -1,6 +1,7 @@ package integration import ( + "fmt" "os" "github.com/containers/podman/v3/libpod/define" @@ -63,4 +64,10 @@ var _ = Describe("Podman run exit", func() { result.WaitWithDefaultTimeout() Expect(result).Should(Exit(50)) }) + + It("podman run exit 125", func() { + result := podmanTest.Podman([]string{"run", ALPINE, "sh", "-c", fmt.Sprintf("exit %d", define.ExecErrorCodeGeneric)}) + result.WaitWithDefaultTimeout() + Expect(result).Should(Exit(define.ExecErrorCodeGeneric)) + }) }) diff --git a/test/e2e/unshare_test.go b/test/e2e/unshare_test.go index eacdda68a..79ce68e89 100644 --- a/test/e2e/unshare_test.go +++ b/test/e2e/unshare_test.go @@ -47,8 +47,7 @@ var _ = Describe("Podman unshare", func() { session := podmanTest.Podman([]string{"unshare", "readlink", "/proc/self/ns/user"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) - ok, _ := session.GrepString(userNS) - Expect(ok).To(BeFalse()) + Expect(session.OutputToString()).ToNot(ContainSubstring(userNS)) }) It("podman unshare --rootles-cni", func() { @@ -57,4 +56,36 @@ var _ = Describe("Podman unshare", func() { Expect(session).Should(Exit(0)) Expect(session.OutputToString()).To(ContainSubstring("tap0")) }) + + It("podman unshare exit codes", func() { + session := podmanTest.Podman([]string{"unshare", "false"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(1)) + Expect(session.OutputToString()).Should(Equal("")) + Expect(session.ErrorToString()).Should(Equal("")) + + session = podmanTest.Podman([]string{"unshare", "/usr/bin/bogus"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(127)) + Expect(session.OutputToString()).Should(Equal("")) + Expect(session.ErrorToString()).Should(ContainSubstring("no such file or directory")) + + session = podmanTest.Podman([]string{"unshare", "bogus"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(127)) + Expect(session.OutputToString()).Should(Equal("")) + Expect(session.ErrorToString()).Should(ContainSubstring("executable file not found in $PATH")) + + session = podmanTest.Podman([]string{"unshare", "/usr"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(126)) + Expect(session.OutputToString()).Should(Equal("")) + Expect(session.ErrorToString()).Should(ContainSubstring("permission denied")) + + session = podmanTest.Podman([]string{"unshare", "--bogus"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(125)) + Expect(session.OutputToString()).Should(Equal("")) + Expect(session.ErrorToString()).Should(ContainSubstring("unknown flag: --bogus")) + }) }) diff --git a/test/system/220-healthcheck.bats b/test/system/220-healthcheck.bats index f929c6770..e416629e6 100644 --- a/test/system/220-healthcheck.bats +++ b/test/system/220-healthcheck.bats @@ -74,7 +74,7 @@ EOF # # So, just force a healthcheck run, then confirm that it's running. run_podman healthcheck run healthcheck_c - is "$output" "healthy" "output from 'podman healthcheck run'" + is "$output" "" "output from 'podman healthcheck run'" _check_health "All healthy" " Status | healthy diff --git a/vendor/github.com/Microsoft/hcsshim/go.mod b/vendor/github.com/Microsoft/hcsshim/go.mod index 21640a6b9..8360b0a50 100644 --- a/vendor/github.com/Microsoft/hcsshim/go.mod +++ b/vendor/github.com/Microsoft/hcsshim/go.mod @@ -6,7 +6,9 @@ require ( github.com/Microsoft/go-winio v0.4.17 github.com/containerd/cgroups v1.0.1 github.com/containerd/console v1.0.2 - github.com/containerd/containerd v1.5.1 + github.com/containerd/containerd v1.4.9 + github.com/containerd/continuity v0.1.0 // indirect + github.com/containerd/fifo v1.0.0 // indirect github.com/containerd/go-runc v1.0.0 github.com/containerd/ttrpc v1.0.2 github.com/containerd/typeurl v1.0.2 @@ -19,6 +21,7 @@ require ( golang.org/x/sync v0.0.0-20201207232520-09787c993a3a golang.org/x/sys v0.0.0-20210324051608-47abb6519492 google.golang.org/grpc v1.33.2 + gotest.tools/v3 v3.0.3 // indirect ) replace ( diff --git a/vendor/github.com/Microsoft/hcsshim/go.sum b/vendor/github.com/Microsoft/hcsshim/go.sum index b7bede13f..8ad3a8b8f 100644 --- a/vendor/github.com/Microsoft/hcsshim/go.sum +++ b/vendor/github.com/Microsoft/hcsshim/go.sum @@ -1,779 +1,220 @@ bazil.org/fuse v0.0.0-20160811212531-371fbbdaa898/go.mod h1:Xbm+BRKSBEpa4q4hTSxohYNQpsxXPbPry4JJWOB3LB8= -cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= -cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU= -cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU= -cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY= -cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc= -cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0= -cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To= -cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4= -cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M= -cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bPc= -cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o= -cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE= -cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc= -cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE= -cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk= -cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I= -cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw= -cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA= -cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw= -cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos= -cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk= -dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU= -github.com/Azure/azure-sdk-for-go v16.2.1+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc= -github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8= -github.com/Azure/go-autorest v10.8.1+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24= -github.com/Azure/go-autorest v14.2.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24= -github.com/Azure/go-autorest/autorest v0.11.1/go.mod h1:JFgpikqFJ/MleTTxwepExTKnFUKKszPS8UavbQYUMuw= -github.com/Azure/go-autorest/autorest/adal v0.9.0/go.mod h1:/c022QCutn2P7uY+/oQWWNcK9YU+MH96NgK+jErpbcg= -github.com/Azure/go-autorest/autorest/adal v0.9.5/go.mod h1:B7KF7jKIeC9Mct5spmyCB/A8CG/sEz1vwIRGv/bbw7A= -github.com/Azure/go-autorest/autorest/date v0.3.0/go.mod h1:BI0uouVdmngYNUzGWeSYnokU+TrmwEsOqdt8Y6sso74= -github.com/Azure/go-autorest/autorest/mocks v0.4.0/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k= -github.com/Azure/go-autorest/autorest/mocks v0.4.1/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k= -github.com/Azure/go-autorest/logger v0.2.0/go.mod h1:T9E3cAhj2VqvPOtCYAvby9aBXkZmbF5NWuPV8+WeEW8= -github.com/Azure/go-autorest/tracing v0.6.0/go.mod h1:+vhtPC754Xsa23ID7GlGsrdKBpUA79WCAKPPZVC2DeU= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= -github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo= -github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA= -github.com/Microsoft/go-winio v0.4.14/go.mod h1:qXqCSQ3Xa7+6tgxaGTIe4Kpcdsi+P8jBhyzoq1bpyYA= -github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5/go.mod h1:tTuCMEN+UleMWgg9dVx4Hu52b1bJo+59jBh3ajtinzw= -github.com/Microsoft/go-winio v0.4.16-0.20201130162521-d1ffc52c7331/go.mod h1:XB6nPKklQyQ7GC9LdcBEcBl8PF76WugXOPRXwdLnMv0= -github.com/Microsoft/go-winio v0.4.16/go.mod h1:XB6nPKklQyQ7GC9LdcBEcBl8PF76WugXOPRXwdLnMv0= -github.com/Microsoft/go-winio v0.4.17-0.20210211115548-6eac466e5fa3/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84= -github.com/Microsoft/go-winio v0.4.17-0.20210324224401-5516f17a5958/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84= 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h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg= -sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.15/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg= -sigs.k8s.io/structured-merge-diff/v4 v4.0.2/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= -sigs.k8s.io/structured-merge-diff/v4 v4.0.3/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= -sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= -sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc= diff --git a/vendor/github.com/Microsoft/hcsshim/hnsendpoint.go b/vendor/github.com/Microsoft/hcsshim/hnsendpoint.go index 408312672..9e0059447 100644 --- a/vendor/github.com/Microsoft/hcsshim/hnsendpoint.go +++ b/vendor/github.com/Microsoft/hcsshim/hnsendpoint.go @@ -7,6 +7,9 @@ import ( // HNSEndpoint represents a network endpoint in HNS type HNSEndpoint = hns.HNSEndpoint +// HNSEndpointStats represent the stats for an networkendpoint in HNS +type HNSEndpointStats = hns.EndpointStats + // Namespace represents a Compartment. type Namespace = hns.Namespace @@ -108,3 +111,8 @@ func GetHNSEndpointByID(endpointID string) (*HNSEndpoint, error) { func GetHNSEndpointByName(endpointName string) (*HNSEndpoint, error) { return hns.GetHNSEndpointByName(endpointName) } + +// GetHNSEndpointStats gets the endpoint stats by ID +func GetHNSEndpointStats(endpointName string) (*HNSEndpointStats, error) { + return hns.GetHNSEndpointStats(endpointName) +} diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go b/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go index b36315a39..262714b4d 100644 --- a/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go +++ b/vendor/github.com/Microsoft/hcsshim/internal/hns/hnsendpoint.go @@ -30,6 +30,7 @@ type HNSEndpoint struct { EnableLowMetric bool `json:",omitempty"` Namespace *Namespace `json:",omitempty"` EncapOverhead uint16 `json:",omitempty"` + SharedContainers []string `json:",omitempty"` } //SystemType represents the type of the system on which actions are done @@ -57,6 +58,18 @@ type EndpointResquestResponse struct { Error string } +// EndpointStats is the object that has stats for a given endpoint +type EndpointStats struct { + BytesReceived uint64 `json:"BytesReceived"` + BytesSent uint64 `json:"BytesSent"` + DroppedPacketsIncoming uint64 `json:"DroppedPacketsIncoming"` + DroppedPacketsOutgoing uint64 `json:"DroppedPacketsOutgoing"` + EndpointID string `json:"EndpointId"` + InstanceID string `json:"InstanceId"` + PacketsReceived uint64 `json:"PacketsReceived"` + PacketsSent uint64 `json:"PacketsSent"` +} + // HNSEndpointRequest makes a HNS call to modify/query a network endpoint func HNSEndpointRequest(method, path, request string) (*HNSEndpoint, error) { endpoint := &HNSEndpoint{} @@ -79,11 +92,27 @@ func HNSListEndpointRequest() ([]HNSEndpoint, error) { return endpoint, nil } +// hnsEndpointStatsRequest makes a HNS call to query the stats for a given endpoint ID +func hnsEndpointStatsRequest(id string) (*EndpointStats, error) { + var stats EndpointStats + err := hnsCall("GET", "/endpointstats/"+id, "", &stats) + if err != nil { + return nil, err + } + + return &stats, nil +} + // GetHNSEndpointByID get the Endpoint by ID func GetHNSEndpointByID(endpointID string) (*HNSEndpoint, error) { return HNSEndpointRequest("GET", endpointID, "") } +// GetHNSEndpointStats get the stats for a n Endpoint by ID +func GetHNSEndpointStats(endpointID string) (*EndpointStats, error) { + return hnsEndpointStatsRequest(endpointID) +} + // GetHNSEndpointByName gets the endpoint filtered by Name func GetHNSEndpointByName(endpointName string) (*HNSEndpoint, error) { hnsResponse, err := HNSListEndpointRequest() diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/LICENSE b/vendor/github.com/containerd/stargz-snapshotter/estargz/LICENSE new file mode 100644 index 000000000..d64569567 --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/LICENSE @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/build.go b/vendor/github.com/containerd/stargz-snapshotter/estargz/build.go new file mode 100644 index 000000000..708b26689 --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/build.go @@ -0,0 +1,628 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + Copyright 2019 The Go Authors. All rights reserved. + Use of this source code is governed by a BSD-style + license that can be found in the LICENSE file. +*/ + +package estargz + +import ( + "archive/tar" + "bytes" + "compress/gzip" + "fmt" + "io" + "io/ioutil" + "os" + "path" + "runtime" + "strings" + "sync" + + "github.com/containerd/stargz-snapshotter/estargz/errorutil" + "github.com/klauspost/compress/zstd" + digest "github.com/opencontainers/go-digest" + "github.com/pkg/errors" + "golang.org/x/sync/errgroup" +) + +type options struct { + chunkSize int + compressionLevel int + prioritizedFiles []string + missedPrioritizedFiles *[]string + compression Compression +} + +type Option func(o *options) error + +// WithChunkSize option specifies the chunk size of eStargz blob to build. +func WithChunkSize(chunkSize int) Option { + return func(o *options) error { + o.chunkSize = chunkSize + return nil + } +} + +// WithCompressionLevel option specifies the gzip compression level. +// The default is gzip.BestCompression. +// See also: https://godoc.org/compress/gzip#pkg-constants +func WithCompressionLevel(level int) Option { + return func(o *options) error { + o.compressionLevel = level + return nil + } +} + +// WithPrioritizedFiles option specifies the list of prioritized files. +// These files must be complete paths that are absolute or relative to "/" +// For example, all of "foo/bar", "/foo/bar", "./foo/bar" and "../foo/bar" +// are treated as "/foo/bar". +func WithPrioritizedFiles(files []string) Option { + return func(o *options) error { + o.prioritizedFiles = files + return nil + } +} + +// WithAllowPrioritizeNotFound makes Build continue the execution even if some +// of prioritized files specified by WithPrioritizedFiles option aren't found +// in the input tar. Instead, this records all missed file names to the passed +// slice. +func WithAllowPrioritizeNotFound(missedFiles *[]string) Option { + return func(o *options) error { + if missedFiles == nil { + return fmt.Errorf("WithAllowPrioritizeNotFound: slice must be passed") + } + o.missedPrioritizedFiles = missedFiles + return nil + } +} + +// WithCompression specifies compression algorithm to be used. +// Default is gzip. +func WithCompression(compression Compression) Option { + return func(o *options) error { + o.compression = compression + return nil + } +} + +// Blob is an eStargz blob. +type Blob struct { + io.ReadCloser + diffID digest.Digester + tocDigest digest.Digest +} + +// DiffID returns the digest of uncompressed blob. +// It is only valid to call DiffID after Close. +func (b *Blob) DiffID() digest.Digest { + return b.diffID.Digest() +} + +// TOCDigest returns the digest of uncompressed TOC JSON. +func (b *Blob) TOCDigest() digest.Digest { + return b.tocDigest +} + +// Build builds an eStargz blob which is an extended version of stargz, from a blob (gzip, zstd +// or plain tar) passed through the argument. If there are some prioritized files are listed in +// the option, these files are grouped as "prioritized" and can be used for runtime optimization +// (e.g. prefetch). This function builds a blob in parallel, with dividing that blob into several +// (at least the number of runtime.GOMAXPROCS(0)) sub-blobs. +func Build(tarBlob *io.SectionReader, opt ...Option) (_ *Blob, rErr error) { + var opts options + opts.compressionLevel = gzip.BestCompression // BestCompression by default + for _, o := range opt { + if err := o(&opts); err != nil { + return nil, err + } + } + if opts.compression == nil { + opts.compression = newGzipCompressionWithLevel(opts.compressionLevel) + } + layerFiles := newTempFiles() + defer func() { + if rErr != nil { + if err := layerFiles.CleanupAll(); err != nil { + rErr = errors.Wrapf(rErr, "failed to cleanup tmp files: %v", err) + } + } + }() + tarBlob, err := decompressBlob(tarBlob, layerFiles) + if err != nil { + return nil, err + } + entries, err := sortEntries(tarBlob, opts.prioritizedFiles, opts.missedPrioritizedFiles) + if err != nil { + return nil, err + } + tarParts := divideEntries(entries, runtime.GOMAXPROCS(0)) + writers := make([]*Writer, len(tarParts)) + payloads := make([]*os.File, len(tarParts)) + var mu sync.Mutex + var eg errgroup.Group + for i, parts := range tarParts { + i, parts := i, parts + // builds verifiable stargz sub-blobs + eg.Go(func() error { + esgzFile, err := layerFiles.TempFile("", "esgzdata") + if err != nil { + return err + } + sw := NewWriterWithCompressor(esgzFile, opts.compression) + sw.ChunkSize = opts.chunkSize + if err := sw.AppendTar(readerFromEntries(parts...)); err != nil { + return err + } + mu.Lock() + writers[i] = sw + payloads[i] = esgzFile + mu.Unlock() + return nil + }) + } + if err := eg.Wait(); err != nil { + rErr = err + return nil, err + } + tocAndFooter, tocDgst, err := closeWithCombine(opts.compressionLevel, writers...) + if err != nil { + rErr = err + return nil, err + } + var rs []io.Reader + for _, p := range payloads { + fs, err := fileSectionReader(p) + if err != nil { + return nil, err + } + rs = append(rs, fs) + } + diffID := digest.Canonical.Digester() + pr, pw := io.Pipe() + go func() { + r, err := opts.compression.Reader(io.TeeReader(io.MultiReader(append(rs, tocAndFooter)...), pw)) + if err != nil { + pw.CloseWithError(err) + return + } + defer r.Close() + if _, err := io.Copy(diffID.Hash(), r); err != nil { + pw.CloseWithError(err) + return + } + pw.Close() + }() + return &Blob{ + ReadCloser: readCloser{ + Reader: pr, + closeFunc: layerFiles.CleanupAll, + }, + tocDigest: tocDgst, + diffID: diffID, + }, nil +} + +// closeWithCombine takes unclosed Writers and close them. This also returns the +// toc that combined all Writers into. +// Writers doesn't write TOC and footer to the underlying writers so they can be +// combined into a single eStargz and tocAndFooter returned by this function can +// be appended at the tail of that combined blob. +func closeWithCombine(compressionLevel int, ws ...*Writer) (tocAndFooterR io.Reader, tocDgst digest.Digest, err error) { + if len(ws) == 0 { + return nil, "", fmt.Errorf("at least one writer must be passed") + } + for _, w := range ws { + if w.closed { + return nil, "", fmt.Errorf("writer must be unclosed") + } + defer func(w *Writer) { w.closed = true }(w) + if err := w.closeGz(); err != nil { + return nil, "", err + } + if err := w.bw.Flush(); err != nil { + return nil, "", err + } + } + var ( + mtoc = new(JTOC) + currentOffset int64 + ) + mtoc.Version = ws[0].toc.Version + for _, w := range ws { + for _, e := range w.toc.Entries { + // Recalculate Offset of non-empty files/chunks + if (e.Type == "reg" && e.Size > 0) || e.Type == "chunk" { + e.Offset += currentOffset + } + mtoc.Entries = append(mtoc.Entries, e) + } + if w.toc.Version > mtoc.Version { + mtoc.Version = w.toc.Version + } + currentOffset += w.cw.n + } + + return tocAndFooter(ws[0].compressor, mtoc, currentOffset) +} + +func tocAndFooter(compressor Compressor, toc *JTOC, offset int64) (io.Reader, digest.Digest, error) { + buf := new(bytes.Buffer) + tocDigest, err := compressor.WriteTOCAndFooter(buf, offset, toc, nil) + if err != nil { + return nil, "", err + } + return buf, tocDigest, nil +} + +// divideEntries divides passed entries to the parts at least the number specified by the +// argument. +func divideEntries(entries []*entry, minPartsNum int) (set [][]*entry) { + var estimatedSize int64 + for _, e := range entries { + estimatedSize += e.header.Size + } + unitSize := estimatedSize / int64(minPartsNum) + var ( + nextEnd = unitSize + offset int64 + ) + set = append(set, []*entry{}) + for _, e := range entries { + set[len(set)-1] = append(set[len(set)-1], e) + offset += e.header.Size + if offset > nextEnd { + set = append(set, []*entry{}) + nextEnd += unitSize + } + } + return +} + +var errNotFound = errors.New("not found") + +// sortEntries reads the specified tar blob and returns a list of tar entries. +// If some of prioritized files are specified, the list starts from these +// files with keeping the order specified by the argument. +func sortEntries(in io.ReaderAt, prioritized []string, missedPrioritized *[]string) ([]*entry, error) { + + // Import tar file. + intar, err := importTar(in) + if err != nil { + return nil, errors.Wrap(err, "failed to sort") + } + + // Sort the tar file respecting to the prioritized files list. + sorted := &tarFile{} + for _, l := range prioritized { + if err := moveRec(l, intar, sorted); err != nil { + if errors.Is(err, errNotFound) && missedPrioritized != nil { + *missedPrioritized = append(*missedPrioritized, l) + continue // allow not found + } + return nil, errors.Wrap(err, "failed to sort tar entries") + } + } + if len(prioritized) == 0 { + sorted.add(&entry{ + header: &tar.Header{ + Name: NoPrefetchLandmark, + Typeflag: tar.TypeReg, + Size: int64(len([]byte{landmarkContents})), + }, + payload: bytes.NewReader([]byte{landmarkContents}), + }) + } else { + sorted.add(&entry{ + header: &tar.Header{ + Name: PrefetchLandmark, + Typeflag: tar.TypeReg, + Size: int64(len([]byte{landmarkContents})), + }, + payload: bytes.NewReader([]byte{landmarkContents}), + }) + } + + // Dump all entry and concatinate them. + return append(sorted.dump(), intar.dump()...), nil +} + +// readerFromEntries returns a reader of tar archive that contains entries passed +// through the arguments. +func readerFromEntries(entries ...*entry) io.Reader { + pr, pw := io.Pipe() + go func() { + tw := tar.NewWriter(pw) + defer tw.Close() + for _, entry := range entries { + if err := tw.WriteHeader(entry.header); err != nil { + pw.CloseWithError(fmt.Errorf("Failed to write tar header: %v", err)) + return + } + if _, err := io.Copy(tw, entry.payload); err != nil { + pw.CloseWithError(fmt.Errorf("Failed to write tar payload: %v", err)) + return + } + } + pw.Close() + }() + return pr +} + +func importTar(in io.ReaderAt) (*tarFile, error) { + tf := &tarFile{} + pw, err := newCountReader(in) + if err != nil { + return nil, errors.Wrap(err, "failed to make position watcher") + } + tr := tar.NewReader(pw) + + // Walk through all nodes. + for { + // Fetch and parse next header. + h, err := tr.Next() + if err != nil { + if err == io.EOF { + break + } else { + return nil, errors.Wrap(err, "failed to parse tar file") + } + } + switch cleanEntryName(h.Name) { + case PrefetchLandmark, NoPrefetchLandmark: + // Ignore existing landmark + continue + } + + // Add entry. If it already exists, replace it. + if _, ok := tf.get(h.Name); ok { + tf.remove(h.Name) + } + tf.add(&entry{ + header: h, + payload: io.NewSectionReader(in, pw.currentPos(), h.Size), + }) + } + + return tf, nil +} + +func moveRec(name string, in *tarFile, out *tarFile) error { + name = cleanEntryName(name) + if name == "" { // root directory. stop recursion. + if e, ok := in.get(name); ok { + // entry of the root directory exists. we should move it as well. + // this case will occur if tar entries are prefixed with "./", "/", etc. + out.add(e) + in.remove(name) + } + return nil + } + + _, okIn := in.get(name) + _, okOut := out.get(name) + if !okIn && !okOut { + return errors.Wrapf(errNotFound, "file: %q", name) + } + + parent, _ := path.Split(strings.TrimSuffix(name, "/")) + if err := moveRec(parent, in, out); err != nil { + return err + } + if e, ok := in.get(name); ok && e.header.Typeflag == tar.TypeLink { + if err := moveRec(e.header.Linkname, in, out); err != nil { + return err + } + } + if e, ok := in.get(name); ok { + out.add(e) + in.remove(name) + } + return nil +} + +type entry struct { + header *tar.Header + payload io.ReadSeeker +} + +type tarFile struct { + index map[string]*entry + stream []*entry +} + +func (f *tarFile) add(e *entry) { + if f.index == nil { + f.index = make(map[string]*entry) + } + f.index[cleanEntryName(e.header.Name)] = e + f.stream = append(f.stream, e) +} + +func (f *tarFile) remove(name string) { + name = cleanEntryName(name) + if f.index != nil { + delete(f.index, name) + } + var filtered []*entry + for _, e := range f.stream { + if cleanEntryName(e.header.Name) == name { + continue + } + filtered = append(filtered, e) + } + f.stream = filtered +} + +func (f *tarFile) get(name string) (e *entry, ok bool) { + if f.index == nil { + return nil, false + } + e, ok = f.index[cleanEntryName(name)] + return +} + +func (f *tarFile) dump() []*entry { + return f.stream +} + +type readCloser struct { + io.Reader + closeFunc func() error +} + +func (rc readCloser) Close() error { + return rc.closeFunc() +} + +func fileSectionReader(file *os.File) (*io.SectionReader, error) { + info, err := file.Stat() + if err != nil { + return nil, err + } + return io.NewSectionReader(file, 0, info.Size()), nil +} + +func newTempFiles() *tempFiles { + return &tempFiles{} +} + +type tempFiles struct { + files []*os.File + filesMu sync.Mutex +} + +func (tf *tempFiles) TempFile(dir, pattern string) (*os.File, error) { + f, err := ioutil.TempFile(dir, pattern) + if err != nil { + return nil, err + } + tf.filesMu.Lock() + tf.files = append(tf.files, f) + tf.filesMu.Unlock() + return f, nil +} + +func (tf *tempFiles) CleanupAll() error { + tf.filesMu.Lock() + defer tf.filesMu.Unlock() + var allErr []error + for _, f := range tf.files { + if err := f.Close(); err != nil { + allErr = append(allErr, err) + } + if err := os.Remove(f.Name()); err != nil { + allErr = append(allErr, err) + } + } + tf.files = nil + return errorutil.Aggregate(allErr) +} + +func newCountReader(r io.ReaderAt) (*countReader, error) { + pos := int64(0) + return &countReader{r: r, cPos: &pos}, nil +} + +type countReader struct { + r io.ReaderAt + cPos *int64 + + mu sync.Mutex +} + +func (cr *countReader) Read(p []byte) (int, error) { + cr.mu.Lock() + defer cr.mu.Unlock() + + n, err := cr.r.ReadAt(p, *cr.cPos) + if err == nil { + *cr.cPos += int64(n) + } + return n, err +} + +func (cr *countReader) Seek(offset int64, whence int) (int64, error) { + cr.mu.Lock() + defer cr.mu.Unlock() + + switch whence { + default: + return 0, fmt.Errorf("Unknown whence: %v", whence) + case io.SeekStart: + case io.SeekCurrent: + offset += *cr.cPos + case io.SeekEnd: + return 0, fmt.Errorf("Unsupported whence: %v", whence) + } + + if offset < 0 { + return 0, fmt.Errorf("invalid offset") + } + *cr.cPos = offset + return offset, nil +} + +func (cr *countReader) currentPos() int64 { + cr.mu.Lock() + defer cr.mu.Unlock() + + return *cr.cPos +} + +func decompressBlob(org *io.SectionReader, tmp *tempFiles) (*io.SectionReader, error) { + if org.Size() < 4 { + return org, nil + } + src := make([]byte, 4) + if _, err := org.Read(src); err != nil && err != io.EOF { + return nil, err + } + var dR io.Reader + if bytes.Equal([]byte{0x1F, 0x8B, 0x08}, src[:3]) { + // gzip + dgR, err := gzip.NewReader(io.NewSectionReader(org, 0, org.Size())) + if err != nil { + return nil, err + } + defer dgR.Close() + dR = io.Reader(dgR) + } else if bytes.Equal([]byte{0x28, 0xb5, 0x2f, 0xfd}, src[:4]) { + // zstd + dzR, err := zstd.NewReader(io.NewSectionReader(org, 0, org.Size())) + if err != nil { + return nil, err + } + defer dzR.Close() + dR = io.Reader(dzR) + } else { + // uncompressed + return io.NewSectionReader(org, 0, org.Size()), nil + } + b, err := tmp.TempFile("", "uncompresseddata") + if err != nil { + return nil, err + } + if _, err := io.Copy(b, dR); err != nil { + return nil, err + } + return fileSectionReader(b) +} diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/errorutil/errors.go b/vendor/github.com/containerd/stargz-snapshotter/estargz/errorutil/errors.go new file mode 100644 index 000000000..6de78b02d --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/errorutil/errors.go @@ -0,0 +1,40 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +package errorutil + +import ( + "errors" + "fmt" + "strings" +) + +// Aggregate combines a list of errors into a single new error. +func Aggregate(errs []error) error { + switch len(errs) { + case 0: + return nil + case 1: + return errs[0] + default: + points := make([]string, len(errs)+1) + points[0] = fmt.Sprintf("%d error(s) occurred:", len(errs)) + for i, err := range errs { + points[i+1] = fmt.Sprintf("* %s", err) + } + return errors.New(strings.Join(points, "\n\t")) + } +} diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/estargz.go b/vendor/github.com/containerd/stargz-snapshotter/estargz/estargz.go new file mode 100644 index 000000000..e997d9cce --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/estargz.go @@ -0,0 +1,933 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + Copyright 2019 The Go Authors. All rights reserved. + Use of this source code is governed by a BSD-style + license that can be found in the LICENSE file. +*/ + +package estargz + +import ( + "archive/tar" + "bufio" + "bytes" + "compress/gzip" + "crypto/sha256" + "fmt" + "hash" + "io" + "io/ioutil" + "os" + "path" + "sort" + "strings" + "sync" + "time" + + "github.com/containerd/stargz-snapshotter/estargz/errorutil" + digest "github.com/opencontainers/go-digest" + "github.com/pkg/errors" +) + +// A Reader permits random access reads from a stargz file. +type Reader struct { + sr *io.SectionReader + toc *JTOC + tocDigest digest.Digest + + // m stores all non-chunk entries, keyed by name. + m map[string]*TOCEntry + + // chunks stores all TOCEntry values for regular files that + // are split up. For a file with a single chunk, it's only + // stored in m. + chunks map[string][]*TOCEntry + + decompressor Decompressor +} + +type openOpts struct { + tocOffset int64 + decompressors []Decompressor + telemetry *Telemetry +} + +// OpenOption is an option used during opening the layer +type OpenOption func(o *openOpts) error + +// WithTOCOffset option specifies the offset of TOC +func WithTOCOffset(tocOffset int64) OpenOption { + return func(o *openOpts) error { + o.tocOffset = tocOffset + return nil + } +} + +// WithDecompressors option specifies decompressors to use. +// Default is gzip-based decompressor. +func WithDecompressors(decompressors ...Decompressor) OpenOption { + return func(o *openOpts) error { + o.decompressors = decompressors + return nil + } +} + +// WithTelemetry option specifies the telemetry hooks +func WithTelemetry(telemetry *Telemetry) OpenOption { + return func(o *openOpts) error { + o.telemetry = telemetry + return nil + } +} + +// A func which takes start time and records the diff +type MeasureLatencyHook func(time.Time) + +// A struct which defines telemetry hooks. By implementing these hooks you should be able to record +// the latency metrics of the respective steps of estargz open operation. To be used with estargz.OpenWithTelemetry(...) +type Telemetry struct { + GetFooterLatency MeasureLatencyHook // measure time to get stargz footer (in milliseconds) + GetTocLatency MeasureLatencyHook // measure time to GET TOC JSON (in milliseconds) + DeserializeTocLatency MeasureLatencyHook // measure time to deserialize TOC JSON (in milliseconds) +} + +// Open opens a stargz file for reading. +// The behaviour is configurable using options. +// +// Note that each entry name is normalized as the path that is relative to root. +func Open(sr *io.SectionReader, opt ...OpenOption) (*Reader, error) { + var opts openOpts + for _, o := range opt { + if err := o(&opts); err != nil { + return nil, err + } + } + + gzipCompressors := []Decompressor{new(GzipDecompressor), new(legacyGzipDecompressor)} + decompressors := append(gzipCompressors, opts.decompressors...) + + // Determine the size to fetch. Try to fetch as many bytes as possible. + fetchSize := maxFooterSize(sr.Size(), decompressors...) + if maybeTocOffset := opts.tocOffset; maybeTocOffset > fetchSize { + if maybeTocOffset > sr.Size() { + return nil, fmt.Errorf("blob size %d is smaller than the toc offset", sr.Size()) + } + fetchSize = sr.Size() - maybeTocOffset + } + + start := time.Now() // before getting layer footer + footer := make([]byte, fetchSize) + if _, err := sr.ReadAt(footer, sr.Size()-fetchSize); err != nil { + return nil, fmt.Errorf("error reading footer: %v", err) + } + if opts.telemetry != nil && opts.telemetry.GetFooterLatency != nil { + opts.telemetry.GetFooterLatency(start) + } + + var allErr []error + var found bool + var r *Reader + for _, d := range decompressors { + fSize := d.FooterSize() + fOffset := positive(int64(len(footer)) - fSize) + maybeTocBytes := footer[:fOffset] + tocOffset, tocSize, err := d.ParseFooter(footer[fOffset:]) + if err != nil { + allErr = append(allErr, err) + continue + } + if tocSize <= 0 { + tocSize = sr.Size() - tocOffset - fSize + } + if tocSize < int64(len(maybeTocBytes)) { + maybeTocBytes = maybeTocBytes[:tocSize] + } + r, err = parseTOC(d, sr, tocOffset, tocSize, maybeTocBytes, opts) + if err == nil { + found = true + break + } + allErr = append(allErr, err) + } + if !found { + return nil, errorutil.Aggregate(allErr) + } + if err := r.initFields(); err != nil { + return nil, fmt.Errorf("failed to initialize fields of entries: %v", err) + } + return r, nil +} + +// OpenFooter extracts and parses footer from the given blob. +// only supports gzip-based eStargz. +func OpenFooter(sr *io.SectionReader) (tocOffset int64, footerSize int64, rErr error) { + if sr.Size() < FooterSize && sr.Size() < legacyFooterSize { + return 0, 0, fmt.Errorf("blob size %d is smaller than the footer size", sr.Size()) + } + var footer [FooterSize]byte + if _, err := sr.ReadAt(footer[:], sr.Size()-FooterSize); err != nil { + return 0, 0, fmt.Errorf("error reading footer: %v", err) + } + var allErr []error + for _, d := range []Decompressor{new(GzipDecompressor), new(legacyGzipDecompressor)} { + fSize := d.FooterSize() + fOffset := positive(int64(len(footer)) - fSize) + tocOffset, _, err := d.ParseFooter(footer[fOffset:]) + if err == nil { + return tocOffset, fSize, err + } + allErr = append(allErr, err) + } + return 0, 0, errorutil.Aggregate(allErr) +} + +// initFields populates the Reader from r.toc after decoding it from +// JSON. +// +// Unexported fields are populated and TOCEntry fields that were +// implicit in the JSON are populated. +func (r *Reader) initFields() error { + r.m = make(map[string]*TOCEntry, len(r.toc.Entries)) + r.chunks = make(map[string][]*TOCEntry) + var lastPath string + uname := map[int]string{} + gname := map[int]string{} + var lastRegEnt *TOCEntry + for _, ent := range r.toc.Entries { + ent.Name = cleanEntryName(ent.Name) + if ent.Type == "reg" { + lastRegEnt = ent + } + if ent.Type == "chunk" { + ent.Name = lastPath + r.chunks[ent.Name] = append(r.chunks[ent.Name], ent) + if ent.ChunkSize == 0 && lastRegEnt != nil { + ent.ChunkSize = lastRegEnt.Size - ent.ChunkOffset + } + } else { + lastPath = ent.Name + + if ent.Uname != "" { + uname[ent.UID] = ent.Uname + } else { + ent.Uname = uname[ent.UID] + } + if ent.Gname != "" { + gname[ent.GID] = ent.Gname + } else { + ent.Gname = uname[ent.GID] + } + + ent.modTime, _ = time.Parse(time.RFC3339, ent.ModTime3339) + + if ent.Type == "dir" { + ent.NumLink++ // Parent dir links to this directory + } + r.m[ent.Name] = ent + } + if ent.Type == "reg" && ent.ChunkSize > 0 && ent.ChunkSize < ent.Size { + r.chunks[ent.Name] = make([]*TOCEntry, 0, ent.Size/ent.ChunkSize+1) + r.chunks[ent.Name] = append(r.chunks[ent.Name], ent) + } + if ent.ChunkSize == 0 && ent.Size != 0 { + ent.ChunkSize = ent.Size + } + } + + // Populate children, add implicit directories: + for _, ent := range r.toc.Entries { + if ent.Type == "chunk" { + continue + } + // add "foo/": + // add "foo" child to "" (creating "" if necessary) + // + // add "foo/bar/": + // add "bar" child to "foo" (creating "foo" if necessary) + // + // add "foo/bar.txt": + // add "bar.txt" child to "foo" (creating "foo" if necessary) + // + // add "a/b/c/d/e/f.txt": + // create "a/b/c/d/e" node + // add "f.txt" child to "e" + + name := ent.Name + pdirName := parentDir(name) + if name == pdirName { + // This entry and its parent are the same. + // Ignore this for avoiding infinite loop of the reference. + // The example case where this can occur is when tar contains the root + // directory itself (e.g. "./", "/"). + continue + } + pdir := r.getOrCreateDir(pdirName) + ent.NumLink++ // at least one name(ent.Name) references this entry. + if ent.Type == "hardlink" { + if org, ok := r.m[cleanEntryName(ent.LinkName)]; ok { + org.NumLink++ // original entry is referenced by this ent.Name. + ent = org + } else { + return fmt.Errorf("%q is a hardlink but the linkname %q isn't found", ent.Name, ent.LinkName) + } + } + pdir.addChild(path.Base(name), ent) + } + + lastOffset := r.sr.Size() + for i := len(r.toc.Entries) - 1; i >= 0; i-- { + e := r.toc.Entries[i] + if e.isDataType() { + e.nextOffset = lastOffset + } + if e.Offset != 0 { + lastOffset = e.Offset + } + } + + return nil +} + +func parentDir(p string) string { + dir, _ := path.Split(p) + return strings.TrimSuffix(dir, "/") +} + +func (r *Reader) getOrCreateDir(d string) *TOCEntry { + e, ok := r.m[d] + if !ok { + e = &TOCEntry{ + Name: d, + Type: "dir", + Mode: 0755, + NumLink: 2, // The directory itself(.) and the parent link to this directory. + } + r.m[d] = e + if d != "" { + pdir := r.getOrCreateDir(parentDir(d)) + pdir.addChild(path.Base(d), e) + } + } + return e +} + +// VerifyTOC checks that the TOC JSON in the passed blob matches the +// passed digests and that the TOC JSON contains digests for all chunks +// contained in the blob. If the verification succceeds, this function +// returns TOCEntryVerifier which holds all chunk digests in the stargz blob. +func (r *Reader) VerifyTOC(tocDigest digest.Digest) (TOCEntryVerifier, error) { + // Verify the digest of TOC JSON + if r.tocDigest != tocDigest { + return nil, fmt.Errorf("invalid TOC JSON %q; want %q", r.tocDigest, tocDigest) + } + + chunkDigestMap := make(map[int64]digest.Digest) // map from chunk offset to the chunk digest + regDigestMap := make(map[int64]digest.Digest) // map from chunk offset to the reg file digest + var chunkDigestMapIncomplete bool + var regDigestMapIncomplete bool + var containsChunk bool + for _, e := range r.toc.Entries { + if e.Type != "reg" && e.Type != "chunk" { + continue + } + + // offset must be unique in stargz blob + _, dOK := chunkDigestMap[e.Offset] + _, rOK := regDigestMap[e.Offset] + if dOK || rOK { + return nil, fmt.Errorf("offset %d found twice", e.Offset) + } + + if e.Type == "reg" { + if e.Size == 0 { + continue // ignores empty file + } + + // record the digest of regular file payload + if e.Digest != "" { + d, err := digest.Parse(e.Digest) + if err != nil { + return nil, errors.Wrapf(err, + "failed to parse regular file digest %q", e.Digest) + } + regDigestMap[e.Offset] = d + } else { + regDigestMapIncomplete = true + } + } else { + containsChunk = true // this layer contains "chunk" entries. + } + + // "reg" also can contain ChunkDigest (e.g. when "reg" is the first entry of + // chunked file) + if e.ChunkDigest != "" { + d, err := digest.Parse(e.ChunkDigest) + if err != nil { + return nil, errors.Wrapf(err, + "failed to parse chunk digest %q", e.ChunkDigest) + } + chunkDigestMap[e.Offset] = d + } else { + chunkDigestMapIncomplete = true + } + } + + if chunkDigestMapIncomplete { + // Though some chunk digests are not found, if this layer doesn't contain + // "chunk"s and all digest of "reg" files are recorded, we can use them instead. + if !containsChunk && !regDigestMapIncomplete { + return &verifier{digestMap: regDigestMap}, nil + } + return nil, fmt.Errorf("some ChunkDigest not found in TOC JSON") + } + + return &verifier{digestMap: chunkDigestMap}, nil +} + +// verifier is an implementation of TOCEntryVerifier which holds verifiers keyed by +// offset of the chunk. +type verifier struct { + digestMap map[int64]digest.Digest + digestMapMu sync.Mutex +} + +// Verifier returns a content verifier specified by TOCEntry. +func (v *verifier) Verifier(ce *TOCEntry) (digest.Verifier, error) { + v.digestMapMu.Lock() + defer v.digestMapMu.Unlock() + d, ok := v.digestMap[ce.Offset] + if !ok { + return nil, fmt.Errorf("verifier for offset=%d,size=%d hasn't been registered", + ce.Offset, ce.ChunkSize) + } + return d.Verifier(), nil +} + +// ChunkEntryForOffset returns the TOCEntry containing the byte of the +// named file at the given offset within the file. +// Name must be absolute path or one that is relative to root. +func (r *Reader) ChunkEntryForOffset(name string, offset int64) (e *TOCEntry, ok bool) { + name = cleanEntryName(name) + e, ok = r.Lookup(name) + if !ok || !e.isDataType() { + return nil, false + } + ents := r.chunks[name] + if len(ents) < 2 { + if offset >= e.ChunkSize { + return nil, false + } + return e, true + } + i := sort.Search(len(ents), func(i int) bool { + e := ents[i] + return e.ChunkOffset >= offset || (offset > e.ChunkOffset && offset < e.ChunkOffset+e.ChunkSize) + }) + if i == len(ents) { + return nil, false + } + return ents[i], true +} + +// Lookup returns the Table of Contents entry for the given path. +// +// To get the root directory, use the empty string. +// Path must be absolute path or one that is relative to root. +func (r *Reader) Lookup(path string) (e *TOCEntry, ok bool) { + path = cleanEntryName(path) + if r == nil { + return + } + e, ok = r.m[path] + if ok && e.Type == "hardlink" { + e, ok = r.m[e.LinkName] + } + return +} + +// OpenFile returns the reader of the specified file payload. +// +// Name must be absolute path or one that is relative to root. +func (r *Reader) OpenFile(name string) (*io.SectionReader, error) { + name = cleanEntryName(name) + ent, ok := r.Lookup(name) + if !ok { + // TODO: come up with some error plan. This is lazy: + return nil, &os.PathError{ + Path: name, + Op: "OpenFile", + Err: os.ErrNotExist, + } + } + if ent.Type != "reg" { + return nil, &os.PathError{ + Path: name, + Op: "OpenFile", + Err: errors.New("not a regular file"), + } + } + fr := &fileReader{ + r: r, + size: ent.Size, + ents: r.getChunks(ent), + } + return io.NewSectionReader(fr, 0, fr.size), nil +} + +func (r *Reader) getChunks(ent *TOCEntry) []*TOCEntry { + if ents, ok := r.chunks[ent.Name]; ok { + return ents + } + return []*TOCEntry{ent} +} + +type fileReader struct { + r *Reader + size int64 + ents []*TOCEntry // 1 or more reg/chunk entries +} + +func (fr *fileReader) ReadAt(p []byte, off int64) (n int, err error) { + if off >= fr.size { + return 0, io.EOF + } + if off < 0 { + return 0, errors.New("invalid offset") + } + var i int + if len(fr.ents) > 1 { + i = sort.Search(len(fr.ents), func(i int) bool { + return fr.ents[i].ChunkOffset >= off + }) + if i == len(fr.ents) { + i = len(fr.ents) - 1 + } + } + ent := fr.ents[i] + if ent.ChunkOffset > off { + if i == 0 { + return 0, errors.New("internal error; first chunk offset is non-zero") + } + ent = fr.ents[i-1] + } + + // If ent is a chunk of a large file, adjust the ReadAt + // offset by the chunk's offset. + off -= ent.ChunkOffset + + finalEnt := fr.ents[len(fr.ents)-1] + compressedOff := ent.Offset + // compressedBytesRemain is the number of compressed bytes in this + // file remaining, over 1+ chunks. + compressedBytesRemain := finalEnt.NextOffset() - compressedOff + + sr := io.NewSectionReader(fr.r.sr, compressedOff, compressedBytesRemain) + + const maxRead = 2 << 20 + var bufSize = maxRead + if compressedBytesRemain < maxRead { + bufSize = int(compressedBytesRemain) + } + + br := bufio.NewReaderSize(sr, bufSize) + if _, err := br.Peek(bufSize); err != nil { + return 0, fmt.Errorf("fileReader.ReadAt.peek: %v", err) + } + + dr, err := fr.r.decompressor.Reader(br) + if err != nil { + return 0, fmt.Errorf("fileReader.ReadAt.decompressor.Reader: %v", err) + } + defer dr.Close() + if n, err := io.CopyN(ioutil.Discard, dr, off); n != off || err != nil { + return 0, fmt.Errorf("discard of %d bytes = %v, %v", off, n, err) + } + return io.ReadFull(dr, p) +} + +// A Writer writes stargz files. +// +// Use NewWriter to create a new Writer. +type Writer struct { + bw *bufio.Writer + cw *countWriter + toc *JTOC + diffHash hash.Hash // SHA-256 of uncompressed tar + + closed bool + gz io.WriteCloser + lastUsername map[int]string + lastGroupname map[int]string + compressor Compressor + + // ChunkSize optionally controls the maximum number of bytes + // of data of a regular file that can be written in one gzip + // stream before a new gzip stream is started. + // Zero means to use a default, currently 4 MiB. + ChunkSize int +} + +// currentCompressionWriter writes to the current w.gz field, which can +// change throughout writing a tar entry. +// +// Additionally, it updates w's SHA-256 of the uncompressed bytes +// of the tar file. +type currentCompressionWriter struct{ w *Writer } + +func (ccw currentCompressionWriter) Write(p []byte) (int, error) { + ccw.w.diffHash.Write(p) + return ccw.w.gz.Write(p) +} + +func (w *Writer) chunkSize() int { + if w.ChunkSize <= 0 { + return 4 << 20 + } + return w.ChunkSize +} + +// NewWriter returns a new stargz writer (gzip-based) writing to w. +// +// The writer must be closed to write its trailing table of contents. +func NewWriter(w io.Writer) *Writer { + return NewWriterLevel(w, gzip.BestCompression) +} + +// NewWriterLevel returns a new stargz writer (gzip-based) writing to w. +// The compression level is configurable. +// +// The writer must be closed to write its trailing table of contents. +func NewWriterLevel(w io.Writer, compressionLevel int) *Writer { + return NewWriterWithCompressor(w, NewGzipCompressorWithLevel(compressionLevel)) +} + +// NewWriterLevel returns a new stargz writer writing to w. +// The compression method is configurable. +// +// The writer must be closed to write its trailing table of contents. +func NewWriterWithCompressor(w io.Writer, c Compressor) *Writer { + bw := bufio.NewWriter(w) + cw := &countWriter{w: bw} + return &Writer{ + bw: bw, + cw: cw, + toc: &JTOC{Version: 1}, + diffHash: sha256.New(), + compressor: c, + } +} + +// Close writes the stargz's table of contents and flushes all the +// buffers, returning any error. +func (w *Writer) Close() (digest.Digest, error) { + if w.closed { + return "", nil + } + defer func() { w.closed = true }() + + if err := w.closeGz(); err != nil { + return "", err + } + + // Write the TOC index and footer. + tocDigest, err := w.compressor.WriteTOCAndFooter(w.cw, w.cw.n, w.toc, w.diffHash) + if err != nil { + return "", err + } + if err := w.bw.Flush(); err != nil { + return "", err + } + + return tocDigest, nil +} + +func (w *Writer) closeGz() error { + if w.closed { + return errors.New("write on closed Writer") + } + if w.gz != nil { + if err := w.gz.Close(); err != nil { + return err + } + w.gz = nil + } + return nil +} + +// nameIfChanged returns name, unless it was the already the value of (*mp)[id], +// in which case it returns the empty string. +func (w *Writer) nameIfChanged(mp *map[int]string, id int, name string) string { + if name == "" { + return "" + } + if *mp == nil { + *mp = make(map[int]string) + } + if (*mp)[id] == name { + return "" + } + (*mp)[id] = name + return name +} + +func (w *Writer) condOpenGz() (err error) { + if w.gz == nil { + w.gz, err = w.compressor.Writer(w.cw) + } + return +} + +// AppendTar reads the tar or tar.gz file from r and appends +// each of its contents to w. +// +// The input r can optionally be gzip compressed but the output will +// always be gzip compressed. +func (w *Writer) AppendTar(r io.Reader) error { + br := bufio.NewReader(r) + var tr *tar.Reader + if isGzip(br) { + // NewReader can't fail if isGzip returned true. + zr, _ := gzip.NewReader(br) + tr = tar.NewReader(zr) + } else { + tr = tar.NewReader(br) + } + for { + h, err := tr.Next() + if err == io.EOF { + break + } + if err != nil { + return fmt.Errorf("error reading from source tar: tar.Reader.Next: %v", err) + } + if h.Name == TOCTarName { + // It is possible for a layer to be "stargzified" twice during the + // distribution lifecycle. So we reserve "TOCTarName" here to avoid + // duplicated entries in the resulting layer. + continue + } + + xattrs := make(map[string][]byte) + const xattrPAXRecordsPrefix = "SCHILY.xattr." + if h.PAXRecords != nil { + for k, v := range h.PAXRecords { + if strings.HasPrefix(k, xattrPAXRecordsPrefix) { + xattrs[k[len(xattrPAXRecordsPrefix):]] = []byte(v) + } + } + } + ent := &TOCEntry{ + Name: h.Name, + Mode: h.Mode, + UID: h.Uid, + GID: h.Gid, + Uname: w.nameIfChanged(&w.lastUsername, h.Uid, h.Uname), + Gname: w.nameIfChanged(&w.lastGroupname, h.Gid, h.Gname), + ModTime3339: formatModtime(h.ModTime), + Xattrs: xattrs, + } + if err := w.condOpenGz(); err != nil { + return err + } + tw := tar.NewWriter(currentCompressionWriter{w}) + if err := tw.WriteHeader(h); err != nil { + return err + } + switch h.Typeflag { + case tar.TypeLink: + ent.Type = "hardlink" + ent.LinkName = h.Linkname + case tar.TypeSymlink: + ent.Type = "symlink" + ent.LinkName = h.Linkname + case tar.TypeDir: + ent.Type = "dir" + case tar.TypeReg: + ent.Type = "reg" + ent.Size = h.Size + case tar.TypeChar: + ent.Type = "char" + ent.DevMajor = int(h.Devmajor) + ent.DevMinor = int(h.Devminor) + case tar.TypeBlock: + ent.Type = "block" + ent.DevMajor = int(h.Devmajor) + ent.DevMinor = int(h.Devminor) + case tar.TypeFifo: + ent.Type = "fifo" + default: + return fmt.Errorf("unsupported input tar entry %q", h.Typeflag) + } + + // We need to keep a reference to the TOC entry for regular files, so that we + // can fill the digest later. + var regFileEntry *TOCEntry + var payloadDigest digest.Digester + if h.Typeflag == tar.TypeReg { + regFileEntry = ent + payloadDigest = digest.Canonical.Digester() + } + + if h.Typeflag == tar.TypeReg && ent.Size > 0 { + var written int64 + totalSize := ent.Size // save it before we destroy ent + tee := io.TeeReader(tr, payloadDigest.Hash()) + for written < totalSize { + if err := w.closeGz(); err != nil { + return err + } + + chunkSize := int64(w.chunkSize()) + remain := totalSize - written + if remain < chunkSize { + chunkSize = remain + } else { + ent.ChunkSize = chunkSize + } + ent.Offset = w.cw.n + ent.ChunkOffset = written + chunkDigest := digest.Canonical.Digester() + + if err := w.condOpenGz(); err != nil { + return err + } + + teeChunk := io.TeeReader(tee, chunkDigest.Hash()) + if _, err := io.CopyN(tw, teeChunk, chunkSize); err != nil { + return fmt.Errorf("error copying %q: %v", h.Name, err) + } + ent.ChunkDigest = chunkDigest.Digest().String() + w.toc.Entries = append(w.toc.Entries, ent) + written += chunkSize + ent = &TOCEntry{ + Name: h.Name, + Type: "chunk", + } + } + } else { + w.toc.Entries = append(w.toc.Entries, ent) + } + if payloadDigest != nil { + regFileEntry.Digest = payloadDigest.Digest().String() + } + if err := tw.Flush(); err != nil { + return err + } + } + return nil +} + +// DiffID returns the SHA-256 of the uncompressed tar bytes. +// It is only valid to call DiffID after Close. +func (w *Writer) DiffID() string { + return fmt.Sprintf("sha256:%x", w.diffHash.Sum(nil)) +} + +func maxFooterSize(blobSize int64, decompressors ...Decompressor) (res int64) { + for _, d := range decompressors { + if s := d.FooterSize(); res < s && s <= blobSize { + res = s + } + } + return +} + +func parseTOC(d Decompressor, sr *io.SectionReader, tocOff, tocSize int64, tocBytes []byte, opts openOpts) (*Reader, error) { + if len(tocBytes) > 0 { + start := time.Now() + toc, tocDgst, err := d.ParseTOC(bytes.NewReader(tocBytes)) + if err == nil { + if opts.telemetry != nil && opts.telemetry.DeserializeTocLatency != nil { + opts.telemetry.DeserializeTocLatency(start) + } + return &Reader{ + sr: sr, + toc: toc, + tocDigest: tocDgst, + decompressor: d, + }, nil + } + } + + start := time.Now() + tocBytes = make([]byte, tocSize) + if _, err := sr.ReadAt(tocBytes, tocOff); err != nil { + return nil, fmt.Errorf("error reading %d byte TOC targz: %v", len(tocBytes), err) + } + if opts.telemetry != nil && opts.telemetry.GetTocLatency != nil { + opts.telemetry.GetTocLatency(start) + } + start = time.Now() + toc, tocDgst, err := d.ParseTOC(bytes.NewReader(tocBytes)) + if err != nil { + return nil, err + } + if opts.telemetry != nil && opts.telemetry.DeserializeTocLatency != nil { + opts.telemetry.DeserializeTocLatency(start) + } + return &Reader{ + sr: sr, + toc: toc, + tocDigest: tocDgst, + decompressor: d, + }, nil +} + +func formatModtime(t time.Time) string { + if t.IsZero() || t.Unix() == 0 { + return "" + } + return t.UTC().Round(time.Second).Format(time.RFC3339) +} + +func cleanEntryName(name string) string { + // Use path.Clean to consistently deal with path separators across platforms. + return strings.TrimPrefix(path.Clean("/"+name), "/") +} + +// countWriter counts how many bytes have been written to its wrapped +// io.Writer. +type countWriter struct { + w io.Writer + n int64 +} + +func (cw *countWriter) Write(p []byte) (n int, err error) { + n, err = cw.w.Write(p) + cw.n += int64(n) + return +} + +// isGzip reports whether br is positioned right before an upcoming gzip stream. +// It does not consume any bytes from br. +func isGzip(br *bufio.Reader) bool { + const ( + gzipID1 = 0x1f + gzipID2 = 0x8b + gzipDeflate = 8 + ) + peek, _ := br.Peek(3) + return len(peek) >= 3 && peek[0] == gzipID1 && peek[1] == gzipID2 && peek[2] == gzipDeflate +} + +func positive(n int64) int64 { + if n < 0 { + return 0 + } + return n +} diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/go.mod b/vendor/github.com/containerd/stargz-snapshotter/estargz/go.mod new file mode 100644 index 000000000..ee6b2e17f --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/go.mod @@ -0,0 +1,10 @@ +module github.com/containerd/stargz-snapshotter/estargz + +go 1.16 + +require ( + github.com/klauspost/compress v1.13.5 + github.com/opencontainers/go-digest v1.0.0 + github.com/pkg/errors v0.9.1 + golang.org/x/sync v0.0.0-20201207232520-09787c993a3a +) diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/go.sum b/vendor/github.com/containerd/stargz-snapshotter/estargz/go.sum new file mode 100644 index 000000000..66cd2d69c --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/go.sum @@ -0,0 +1,8 @@ +github.com/klauspost/compress v1.13.5 h1:9O69jUPDcsT9fEm74W92rZL9FQY7rCdaXVneq+yyzl4= +github.com/klauspost/compress v1.13.5/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk= +github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U= +github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM= +github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= +github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +golang.org/x/sync v0.0.0-20201207232520-09787c993a3a h1:DcqTD9SDLc+1P/r1EmRBwnVsrOwW+kk2vWf9n+1sGhs= +golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/gzip.go b/vendor/github.com/containerd/stargz-snapshotter/estargz/gzip.go new file mode 100644 index 000000000..efc435e09 --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/gzip.go @@ -0,0 +1,216 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + Copyright 2019 The Go Authors. All rights reserved. + Use of this source code is governed by a BSD-style + license that can be found in the LICENSE file. +*/ + +package estargz + +import ( + "archive/tar" + "bytes" + "compress/gzip" + "encoding/binary" + "encoding/json" + "fmt" + "hash" + "io" + "strconv" + + digest "github.com/opencontainers/go-digest" + "github.com/pkg/errors" +) + +type gzipCompression struct { + *gzipCompressor + *GzipDecompressor +} + +func newGzipCompressionWithLevel(level int) Compression { + return &gzipCompression{ + &gzipCompressor{level}, + &GzipDecompressor{}, + } +} + +func NewGzipCompressorWithLevel(level int) Compressor { + return &gzipCompressor{level} +} + +type gzipCompressor struct { + compressionLevel int +} + +func (gc *gzipCompressor) Writer(w io.Writer) (io.WriteCloser, error) { + return gzip.NewWriterLevel(w, gc.compressionLevel) +} + +func (gc *gzipCompressor) WriteTOCAndFooter(w io.Writer, off int64, toc *JTOC, diffHash hash.Hash) (digest.Digest, error) { + tocJSON, err := json.MarshalIndent(toc, "", "\t") + if err != nil { + return "", err + } + gz, _ := gzip.NewWriterLevel(w, gc.compressionLevel) + gw := io.Writer(gz) + if diffHash != nil { + gw = io.MultiWriter(gz, diffHash) + } + tw := tar.NewWriter(gw) + if err := tw.WriteHeader(&tar.Header{ + Typeflag: tar.TypeReg, + Name: TOCTarName, + Size: int64(len(tocJSON)), + }); err != nil { + return "", err + } + if _, err := tw.Write(tocJSON); err != nil { + return "", err + } + + if err := tw.Close(); err != nil { + return "", err + } + if err := gz.Close(); err != nil { + return "", err + } + if _, err := w.Write(gzipFooterBytes(off)); err != nil { + return "", err + } + return digest.FromBytes(tocJSON), nil +} + +// gzipFooterBytes returns the 51 bytes footer. +func gzipFooterBytes(tocOff int64) []byte { + buf := bytes.NewBuffer(make([]byte, 0, FooterSize)) + gz, _ := gzip.NewWriterLevel(buf, gzip.NoCompression) // MUST be NoCompression to keep 51 bytes + + // Extra header indicating the offset of TOCJSON + // https://tools.ietf.org/html/rfc1952#section-2.3.1.1 + header := make([]byte, 4) + header[0], header[1] = 'S', 'G' + subfield := fmt.Sprintf("%016xSTARGZ", tocOff) + binary.LittleEndian.PutUint16(header[2:4], uint16(len(subfield))) // little-endian per RFC1952 + gz.Header.Extra = append(header, []byte(subfield)...) + gz.Close() + if buf.Len() != FooterSize { + panic(fmt.Sprintf("footer buffer = %d, not %d", buf.Len(), FooterSize)) + } + return buf.Bytes() +} + +type GzipDecompressor struct{} + +func (gz *GzipDecompressor) Reader(r io.Reader) (io.ReadCloser, error) { + return gzip.NewReader(r) +} + +func (gz *GzipDecompressor) ParseTOC(r io.Reader) (toc *JTOC, tocDgst digest.Digest, err error) { + return parseTOCEStargz(r) +} + +func (gz *GzipDecompressor) ParseFooter(p []byte) (tocOffset, tocSize int64, err error) { + if len(p) != FooterSize { + return 0, 0, fmt.Errorf("invalid length %d cannot be parsed", len(p)) + } + zr, err := gzip.NewReader(bytes.NewReader(p)) + if err != nil { + return 0, 0, err + } + defer zr.Close() + extra := zr.Header.Extra + si1, si2, subfieldlen, subfield := extra[0], extra[1], extra[2:4], extra[4:] + if si1 != 'S' || si2 != 'G' { + return 0, 0, fmt.Errorf("invalid subfield IDs: %q, %q; want E, S", si1, si2) + } + if slen := binary.LittleEndian.Uint16(subfieldlen); slen != uint16(16+len("STARGZ")) { + return 0, 0, fmt.Errorf("invalid length of subfield %d; want %d", slen, 16+len("STARGZ")) + } + if string(subfield[16:]) != "STARGZ" { + return 0, 0, fmt.Errorf("STARGZ magic string must be included in the footer subfield") + } + tocOffset, err = strconv.ParseInt(string(subfield[:16]), 16, 64) + if err != nil { + return 0, 0, errors.Wrapf(err, "legacy: failed to parse toc offset") + } + return tocOffset, 0, nil +} + +func (gz *GzipDecompressor) FooterSize() int64 { + return FooterSize +} + +type legacyGzipDecompressor struct{} + +func (gz *legacyGzipDecompressor) Reader(r io.Reader) (io.ReadCloser, error) { + return gzip.NewReader(r) +} + +func (gz *legacyGzipDecompressor) ParseTOC(r io.Reader) (toc *JTOC, tocDgst digest.Digest, err error) { + return parseTOCEStargz(r) +} + +func (gz *legacyGzipDecompressor) ParseFooter(p []byte) (tocOffset, tocSize int64, err error) { + if len(p) != legacyFooterSize { + return 0, 0, fmt.Errorf("legacy: invalid length %d cannot be parsed", len(p)) + } + zr, err := gzip.NewReader(bytes.NewReader(p)) + if err != nil { + return 0, 0, errors.Wrapf(err, "legacy: failed to get footer gzip reader") + } + defer zr.Close() + extra := zr.Header.Extra + if len(extra) != 16+len("STARGZ") { + return 0, 0, fmt.Errorf("legacy: invalid stargz's extra field size") + } + if string(extra[16:]) != "STARGZ" { + return 0, 0, fmt.Errorf("legacy: magic string STARGZ not found") + } + tocOffset, err = strconv.ParseInt(string(extra[:16]), 16, 64) + if err != nil { + return 0, 0, errors.Wrapf(err, "legacy: failed to parse toc offset") + } + return tocOffset, 0, nil +} + +func (gz *legacyGzipDecompressor) FooterSize() int64 { + return legacyFooterSize +} + +func parseTOCEStargz(r io.Reader) (toc *JTOC, tocDgst digest.Digest, err error) { + zr, err := gzip.NewReader(r) + if err != nil { + return nil, "", fmt.Errorf("malformed TOC gzip header: %v", err) + } + defer zr.Close() + zr.Multistream(false) + tr := tar.NewReader(zr) + h, err := tr.Next() + if err != nil { + return nil, "", fmt.Errorf("failed to find tar header in TOC gzip stream: %v", err) + } + if h.Name != TOCTarName { + return nil, "", fmt.Errorf("TOC tar entry had name %q; expected %q", h.Name, TOCTarName) + } + dgstr := digest.Canonical.Digester() + toc = new(JTOC) + if err := json.NewDecoder(io.TeeReader(tr, dgstr.Hash())).Decode(&toc); err != nil { + return nil, "", fmt.Errorf("error decoding TOC JSON: %v", err) + } + return toc, dgstr.Digest(), nil +} diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/testutil.go b/vendor/github.com/containerd/stargz-snapshotter/estargz/testutil.go new file mode 100644 index 000000000..020729b7e --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/testutil.go @@ -0,0 +1,1933 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + Copyright 2019 The Go Authors. All rights reserved. + Use of this source code is governed by a BSD-style + license that can be found in the LICENSE file. +*/ + +package estargz + +import ( + "archive/tar" + "bytes" + "compress/gzip" + "crypto/sha256" + "encoding/json" + "fmt" + "io" + "io/ioutil" + "os" + "reflect" + "sort" + "strings" + "testing" + "time" + + "github.com/containerd/stargz-snapshotter/estargz/errorutil" + "github.com/klauspost/compress/zstd" + digest "github.com/opencontainers/go-digest" + "github.com/pkg/errors" +) + +// TestingController is Compression with some helper methods necessary for testing. +type TestingController interface { + Compression + CountStreams(*testing.T, []byte) int + DiffIDOf(*testing.T, []byte) string + String() string +} + +// CompressionTestSuite tests this pkg with controllers can build valid eStargz blobs and parse them. +func CompressionTestSuite(t *testing.T, controllers ...TestingController) { + t.Run("testBuild", func(t *testing.T) { t.Parallel(); testBuild(t, controllers...) }) + t.Run("testDigestAndVerify", func(t *testing.T) { t.Parallel(); testDigestAndVerify(t, controllers...) }) + t.Run("testWriteAndOpen", func(t *testing.T) { t.Parallel(); testWriteAndOpen(t, controllers...) }) +} + +const ( + uncompressedType int = iota + gzipType + zstdType +) + +var srcCompressions = []int{ + uncompressedType, + gzipType, + zstdType, +} + +var allowedPrefix = [4]string{"", "./", "/", "../"} + +// testBuild tests the resulting stargz blob built by this pkg has the same +// contents as the normal stargz blob. +func testBuild(t *testing.T, controllers ...TestingController) { + tests := []struct { + name string + chunkSize int + in []tarEntry + }{ + { + name: "regfiles and directories", + chunkSize: 4, + in: tarOf( + file("foo", "test1"), + dir("foo2/"), + file("foo2/bar", "test2", xAttr(map[string]string{"test": "sample"})), + ), + }, + { + name: "empty files", + chunkSize: 4, + in: tarOf( + file("foo", "tttttt"), + file("foo_empty", ""), + file("foo2", "tttttt"), + file("foo_empty2", ""), + file("foo3", "tttttt"), + file("foo_empty3", ""), + file("foo4", "tttttt"), + file("foo_empty4", ""), + file("foo5", "tttttt"), + file("foo_empty5", ""), + file("foo6", "tttttt"), + ), + }, + { + name: "various files", + chunkSize: 4, + in: tarOf( + file("baz.txt", "bazbazbazbazbazbazbaz"), + file("foo.txt", "a"), + symlink("barlink", "test/bar.txt"), + dir("test/"), + dir("dev/"), + blockdev("dev/testblock", 3, 4), + fifo("dev/testfifo"), + chardev("dev/testchar1", 5, 6), + file("test/bar.txt", "testbartestbar", xAttr(map[string]string{"test2": "sample2"})), + dir("test2/"), + link("test2/bazlink", "baz.txt"), + chardev("dev/testchar2", 1, 2), + ), + }, + { + name: "no contents", + chunkSize: 4, + in: tarOf( + file("baz.txt", ""), + symlink("barlink", "test/bar.txt"), + dir("test/"), + dir("dev/"), + blockdev("dev/testblock", 3, 4), + fifo("dev/testfifo"), + chardev("dev/testchar1", 5, 6), + file("test/bar.txt", "", xAttr(map[string]string{"test2": "sample2"})), + dir("test2/"), + link("test2/bazlink", "baz.txt"), + chardev("dev/testchar2", 1, 2), + ), + }, + } + for _, tt := range tests { + for _, srcCompression := range srcCompressions { + srcCompression := srcCompression + for _, cl := range controllers { + cl := cl + for _, prefix := range allowedPrefix { + prefix := prefix + t.Run(tt.name+"-"+fmt.Sprintf("compression=%v-prefix=%q-src=%d", cl, prefix, srcCompression), func(t *testing.T) { + tarBlob := buildTarStatic(t, tt.in, prefix) + // Test divideEntries() + entries, err := sortEntries(tarBlob, nil, nil) // identical order + if err != nil { + t.Fatalf("faield to parse tar: %v", err) + } + var merged []*entry + for _, part := range divideEntries(entries, 4) { + merged = append(merged, part...) + } + if !reflect.DeepEqual(entries, merged) { + for _, e := range entries { + t.Logf("Original: %v", e.header) + } + for _, e := range merged { + t.Logf("Merged: %v", e.header) + } + t.Errorf("divided entries couldn't be merged") + return + } + + // Prepare sample data + wantBuf := new(bytes.Buffer) + sw := NewWriterWithCompressor(wantBuf, cl) + sw.ChunkSize = tt.chunkSize + if err := sw.AppendTar(tarBlob); err != nil { + t.Fatalf("faield to append tar to want stargz: %v", err) + } + if _, err := sw.Close(); err != nil { + t.Fatalf("faield to prepare want stargz: %v", err) + } + wantData := wantBuf.Bytes() + want, err := Open(io.NewSectionReader( + bytes.NewReader(wantData), 0, int64(len(wantData))), + WithDecompressors(cl), + ) + if err != nil { + t.Fatalf("failed to parse the want stargz: %v", err) + } + + // Prepare testing data + rc, err := Build(compressBlob(t, tarBlob, srcCompression), + WithChunkSize(tt.chunkSize), WithCompression(cl)) + if err != nil { + t.Fatalf("faield to build stargz: %v", err) + } + defer rc.Close() + gotBuf := new(bytes.Buffer) + if _, err := io.Copy(gotBuf, rc); err != nil { + t.Fatalf("failed to copy built stargz blob: %v", err) + } + gotData := gotBuf.Bytes() + got, err := Open(io.NewSectionReader( + bytes.NewReader(gotBuf.Bytes()), 0, int64(len(gotData))), + WithDecompressors(cl), + ) + if err != nil { + t.Fatalf("failed to parse the got stargz: %v", err) + } + + // Check DiffID is properly calculated + rc.Close() + diffID := rc.DiffID() + wantDiffID := cl.DiffIDOf(t, gotData) + if diffID.String() != wantDiffID { + t.Errorf("DiffID = %q; want %q", diffID, wantDiffID) + } + + // Compare as stargz + if !isSameVersion(t, cl, wantData, gotData) { + t.Errorf("built stargz hasn't same json") + return + } + if !isSameEntries(t, want, got) { + t.Errorf("built stargz isn't same as the original") + return + } + + // Compare as tar.gz + if !isSameTarGz(t, cl, wantData, gotData) { + t.Errorf("built stargz isn't same tar.gz") + return + } + }) + } + } + } + } +} + +func isSameTarGz(t *testing.T, controller TestingController, a, b []byte) bool { + aGz, err := controller.Reader(bytes.NewReader(a)) + if err != nil { + t.Fatalf("failed to read A") + } + defer aGz.Close() + bGz, err := controller.Reader(bytes.NewReader(b)) + if err != nil { + t.Fatalf("failed to read B") + } + defer bGz.Close() + + // Same as tar's Next() method but ignores landmarks and TOCJSON file + next := func(r *tar.Reader) (h *tar.Header, err error) { + for { + if h, err = r.Next(); err != nil { + return + } + if h.Name != PrefetchLandmark && + h.Name != NoPrefetchLandmark && + h.Name != TOCTarName { + return + } + } + } + + aTar := tar.NewReader(aGz) + bTar := tar.NewReader(bGz) + for { + // Fetch and parse next header. + aH, aErr := next(aTar) + bH, bErr := next(bTar) + if aErr != nil || bErr != nil { + if aErr == io.EOF && bErr == io.EOF { + break + } + t.Fatalf("Failed to parse tar file: A: %v, B: %v", aErr, bErr) + } + if !reflect.DeepEqual(aH, bH) { + t.Logf("different header (A = %v; B = %v)", aH, bH) + return false + + } + aFile, err := ioutil.ReadAll(aTar) + if err != nil { + t.Fatal("failed to read tar payload of A") + } + bFile, err := ioutil.ReadAll(bTar) + if err != nil { + t.Fatal("failed to read tar payload of B") + } + if !bytes.Equal(aFile, bFile) { + t.Logf("different tar payload (A = %q; B = %q)", string(a), string(b)) + return false + } + } + + return true +} + +func isSameVersion(t *testing.T, controller TestingController, a, b []byte) bool { + aJTOC, _, err := parseStargz(io.NewSectionReader(bytes.NewReader(a), 0, int64(len(a))), controller) + if err != nil { + t.Fatalf("failed to parse A: %v", err) + } + bJTOC, _, err := parseStargz(io.NewSectionReader(bytes.NewReader(b), 0, int64(len(b))), controller) + if err != nil { + t.Fatalf("failed to parse B: %v", err) + } + t.Logf("A: TOCJSON: %v", dumpTOCJSON(t, aJTOC)) + t.Logf("B: TOCJSON: %v", dumpTOCJSON(t, bJTOC)) + return aJTOC.Version == bJTOC.Version +} + +func isSameEntries(t *testing.T, a, b *Reader) bool { + aroot, ok := a.Lookup("") + if !ok { + t.Fatalf("failed to get root of A") + } + broot, ok := b.Lookup("") + if !ok { + t.Fatalf("failed to get root of B") + } + aEntry := stargzEntry{aroot, a} + bEntry := stargzEntry{broot, b} + return contains(t, aEntry, bEntry) && contains(t, bEntry, aEntry) +} + +func compressBlob(t *testing.T, src *io.SectionReader, srcCompression int) *io.SectionReader { + buf := new(bytes.Buffer) + var w io.WriteCloser + var err error + if srcCompression == gzipType { + w = gzip.NewWriter(buf) + } else if srcCompression == zstdType { + w, err = zstd.NewWriter(buf) + if err != nil { + t.Fatalf("failed to init zstd writer: %v", err) + } + } else { + return src + } + src.Seek(0, io.SeekStart) + if _, err := io.Copy(w, src); err != nil { + t.Fatalf("failed to compress source") + } + if err := w.Close(); err != nil { + t.Fatalf("failed to finalize compress source") + } + data := buf.Bytes() + return io.NewSectionReader(bytes.NewReader(data), 0, int64(len(data))) + +} + +type stargzEntry struct { + e *TOCEntry + r *Reader +} + +// contains checks if all child entries in "b" are also contained in "a". +// This function also checks if the files/chunks contain the same contents among "a" and "b". +func contains(t *testing.T, a, b stargzEntry) bool { + ae, ar := a.e, a.r + be, br := b.e, b.r + t.Logf("Comparing: %q vs %q", ae.Name, be.Name) + if !equalEntry(ae, be) { + t.Logf("%q != %q: entry: a: %v, b: %v", ae.Name, be.Name, ae, be) + return false + } + if ae.Type == "dir" { + t.Logf("Directory: %q vs %q: %v vs %v", ae.Name, be.Name, + allChildrenName(ae), allChildrenName(be)) + iscontain := true + ae.ForeachChild(func(aBaseName string, aChild *TOCEntry) bool { + // Walk through all files on this stargz file. + + if aChild.Name == PrefetchLandmark || + aChild.Name == NoPrefetchLandmark { + return true // Ignore landmarks + } + + // Ignore a TOCEntry of "./" (formated as "" by stargz lib) on root directory + // because this points to the root directory itself. + if aChild.Name == "" && ae.Name == "" { + return true + } + + bChild, ok := be.LookupChild(aBaseName) + if !ok { + t.Logf("%q (base: %q): not found in b: %v", + ae.Name, aBaseName, allChildrenName(be)) + iscontain = false + return false + } + + childcontain := contains(t, stargzEntry{aChild, a.r}, stargzEntry{bChild, b.r}) + if !childcontain { + t.Logf("%q != %q: non-equal dir", ae.Name, be.Name) + iscontain = false + return false + } + return true + }) + return iscontain + } else if ae.Type == "reg" { + af, err := ar.OpenFile(ae.Name) + if err != nil { + t.Fatalf("failed to open file %q on A: %v", ae.Name, err) + } + bf, err := br.OpenFile(be.Name) + if err != nil { + t.Fatalf("failed to open file %q on B: %v", be.Name, err) + } + + var nr int64 + for nr < ae.Size { + abytes, anext, aok := readOffset(t, af, nr, a) + bbytes, bnext, bok := readOffset(t, bf, nr, b) + if !aok && !bok { + break + } else if !(aok && bok) || anext != bnext { + t.Logf("%q != %q (offset=%d): chunk existence a=%v vs b=%v, anext=%v vs bnext=%v", + ae.Name, be.Name, nr, aok, bok, anext, bnext) + return false + } + nr = anext + if !bytes.Equal(abytes, bbytes) { + t.Logf("%q != %q: different contents %v vs %v", + ae.Name, be.Name, string(abytes), string(bbytes)) + return false + } + } + return true + } + + return true +} + +func allChildrenName(e *TOCEntry) (children []string) { + e.ForeachChild(func(baseName string, _ *TOCEntry) bool { + children = append(children, baseName) + return true + }) + return +} + +func equalEntry(a, b *TOCEntry) bool { + // Here, we selectively compare fileds that we are interested in. + return a.Name == b.Name && + a.Type == b.Type && + a.Size == b.Size && + a.ModTime3339 == b.ModTime3339 && + a.Stat().ModTime().Equal(b.Stat().ModTime()) && // modTime time.Time + a.LinkName == b.LinkName && + a.Mode == b.Mode && + a.UID == b.UID && + a.GID == b.GID && + a.Uname == b.Uname && + a.Gname == b.Gname && + (a.Offset > 0) == (b.Offset > 0) && + (a.NextOffset() > 0) == (b.NextOffset() > 0) && + a.DevMajor == b.DevMajor && + a.DevMinor == b.DevMinor && + a.NumLink == b.NumLink && + reflect.DeepEqual(a.Xattrs, b.Xattrs) && + // chunk-related infomations aren't compared in this function. + // ChunkOffset int64 `json:"chunkOffset,omitempty"` + // ChunkSize int64 `json:"chunkSize,omitempty"` + // children map[string]*TOCEntry + a.Digest == b.Digest +} + +func readOffset(t *testing.T, r *io.SectionReader, offset int64, e stargzEntry) ([]byte, int64, bool) { + ce, ok := e.r.ChunkEntryForOffset(e.e.Name, offset) + if !ok { + return nil, 0, false + } + data := make([]byte, ce.ChunkSize) + t.Logf("Offset: %v, NextOffset: %v", ce.Offset, ce.NextOffset()) + n, err := r.ReadAt(data, ce.ChunkOffset) + if err != nil { + t.Fatalf("failed to read file payload of %q (offset:%d,size:%d): %v", + e.e.Name, ce.ChunkOffset, ce.ChunkSize, err) + } + if int64(n) != ce.ChunkSize { + t.Fatalf("unexpected copied data size %d; want %d", + n, ce.ChunkSize) + } + return data[:n], offset + ce.ChunkSize, true +} + +func dumpTOCJSON(t *testing.T, tocJSON *JTOC) string { + jtocData, err := json.Marshal(*tocJSON) + if err != nil { + t.Fatalf("failed to marshal TOC JSON: %v", err) + } + buf := new(bytes.Buffer) + if _, err := io.Copy(buf, bytes.NewReader(jtocData)); err != nil { + t.Fatalf("failed to read toc json blob: %v", err) + } + return buf.String() +} + +const chunkSize = 3 + +// type check func(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, compressionLevel int) +type check func(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, controller TestingController) + +// testDigestAndVerify runs specified checks against sample stargz blobs. +func testDigestAndVerify(t *testing.T, controllers ...TestingController) { + tests := []struct { + name string + tarInit func(t *testing.T, dgstMap map[string]digest.Digest) (blob []tarEntry) + checks []check + }{ + { + name: "no-regfile", + tarInit: func(t *testing.T, dgstMap map[string]digest.Digest) (blob []tarEntry) { + return tarOf( + dir("test/"), + ) + }, + checks: []check{ + checkStargzTOC, + checkVerifyTOC, + checkVerifyInvalidStargzFail(buildTarStatic(t, tarOf( + dir("test2/"), // modified + ), allowedPrefix[0])), + }, + }, + { + name: "small-files", + tarInit: func(t *testing.T, dgstMap map[string]digest.Digest) (blob []tarEntry) { + return tarOf( + regDigest(t, "baz.txt", "", dgstMap), + regDigest(t, "foo.txt", "a", dgstMap), + dir("test/"), + regDigest(t, "test/bar.txt", "bbb", dgstMap), + ) + }, + checks: []check{ + checkStargzTOC, + checkVerifyTOC, + checkVerifyInvalidStargzFail(buildTarStatic(t, tarOf( + file("baz.txt", ""), + file("foo.txt", "M"), // modified + dir("test/"), + file("test/bar.txt", "bbb"), + ), allowedPrefix[0])), + // checkVerifyInvalidTOCEntryFail("foo.txt"), // TODO + checkVerifyBrokenContentFail("foo.txt"), + }, + }, + { + name: "big-files", + tarInit: func(t *testing.T, dgstMap map[string]digest.Digest) (blob []tarEntry) { + return tarOf( + regDigest(t, "baz.txt", "bazbazbazbazbazbazbaz", dgstMap), + regDigest(t, "foo.txt", "a", dgstMap), + dir("test/"), + regDigest(t, "test/bar.txt", "testbartestbar", dgstMap), + ) + }, + checks: []check{ + checkStargzTOC, + checkVerifyTOC, + checkVerifyInvalidStargzFail(buildTarStatic(t, tarOf( + file("baz.txt", "bazbazbazMMMbazbazbaz"), // modified + file("foo.txt", "a"), + dir("test/"), + file("test/bar.txt", "testbartestbar"), + ), allowedPrefix[0])), + checkVerifyInvalidTOCEntryFail("test/bar.txt"), + checkVerifyBrokenContentFail("test/bar.txt"), + }, + }, + { + name: "with-non-regfiles", + tarInit: func(t *testing.T, dgstMap map[string]digest.Digest) (blob []tarEntry) { + return tarOf( + regDigest(t, "baz.txt", "bazbazbazbazbazbazbaz", dgstMap), + regDigest(t, "foo.txt", "a", dgstMap), + symlink("barlink", "test/bar.txt"), + dir("test/"), + regDigest(t, "test/bar.txt", "testbartestbar", dgstMap), + dir("test2/"), + link("test2/bazlink", "baz.txt"), + ) + }, + checks: []check{ + checkStargzTOC, + checkVerifyTOC, + checkVerifyInvalidStargzFail(buildTarStatic(t, tarOf( + file("baz.txt", "bazbazbazbazbazbazbaz"), + file("foo.txt", "a"), + symlink("barlink", "test/bar.txt"), + dir("test/"), + file("test/bar.txt", "testbartestbar"), + dir("test2/"), + link("test2/bazlink", "foo.txt"), // modified + ), allowedPrefix[0])), + checkVerifyInvalidTOCEntryFail("test/bar.txt"), + checkVerifyBrokenContentFail("test/bar.txt"), + }, + }, + } + + for _, tt := range tests { + for _, srcCompression := range srcCompressions { + srcCompression := srcCompression + for _, cl := range controllers { + cl := cl + for _, prefix := range allowedPrefix { + prefix := prefix + t.Run(tt.name+"-"+fmt.Sprintf("compression=%v-prefix=%q", cl, prefix), func(t *testing.T) { + // Get original tar file and chunk digests + dgstMap := make(map[string]digest.Digest) + tarBlob := buildTarStatic(t, tt.tarInit(t, dgstMap), prefix) + + rc, err := Build(compressBlob(t, tarBlob, srcCompression), + WithChunkSize(chunkSize), WithCompression(cl)) + if err != nil { + t.Fatalf("failed to convert stargz: %v", err) + } + tocDigest := rc.TOCDigest() + defer rc.Close() + buf := new(bytes.Buffer) + if _, err := io.Copy(buf, rc); err != nil { + t.Fatalf("failed to copy built stargz blob: %v", err) + } + newStargz := buf.Bytes() + // NoPrefetchLandmark is added during `Bulid`, which is expected behaviour. + dgstMap[chunkID(NoPrefetchLandmark, 0, int64(len([]byte{landmarkContents})))] = digest.FromBytes([]byte{landmarkContents}) + + for _, check := range tt.checks { + check(t, newStargz, tocDigest, dgstMap, cl) + } + }) + } + } + } + } +} + +// checkStargzTOC checks the TOC JSON of the passed stargz has the expected +// digest and contains valid chunks. It walks all entries in the stargz and +// checks all chunk digests stored to the TOC JSON match the actual contents. +func checkStargzTOC(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, controller TestingController) { + sgz, err := Open( + io.NewSectionReader(bytes.NewReader(sgzData), 0, int64(len(sgzData))), + WithDecompressors(controller), + ) + if err != nil { + t.Errorf("failed to parse converted stargz: %v", err) + return + } + digestMapTOC, err := listDigests(io.NewSectionReader( + bytes.NewReader(sgzData), 0, int64(len(sgzData))), + controller, + ) + if err != nil { + t.Fatalf("failed to list digest: %v", err) + } + found := make(map[string]bool) + for id := range dgstMap { + found[id] = false + } + zr, err := controller.Reader(bytes.NewReader(sgzData)) + if err != nil { + t.Fatalf("failed to decompress converted stargz: %v", err) + } + defer zr.Close() + tr := tar.NewReader(zr) + for { + h, err := tr.Next() + if err != nil { + if err != io.EOF { + t.Errorf("failed to read tar entry: %v", err) + return + } + break + } + if h.Name == TOCTarName { + // Check the digest of TOC JSON based on the actual contents + // It's sure that TOC JSON exists in this archive because + // Open succeeded. + dgstr := digest.Canonical.Digester() + if _, err := io.Copy(dgstr.Hash(), tr); err != nil { + t.Fatalf("failed to calculate digest of TOC JSON: %v", + err) + } + if dgstr.Digest() != tocDigest { + t.Errorf("invalid TOC JSON %q; want %q", tocDigest, dgstr.Digest()) + } + continue + } + if _, ok := sgz.Lookup(h.Name); !ok { + t.Errorf("lost stargz entry %q in the converted TOC", h.Name) + return + } + var n int64 + for n < h.Size { + ce, ok := sgz.ChunkEntryForOffset(h.Name, n) + if !ok { + t.Errorf("lost chunk %q(offset=%d) in the converted TOC", + h.Name, n) + return + } + + // Get the original digest to make sure the file contents are kept unchanged + // from the original tar, during the whole conversion steps. + id := chunkID(h.Name, n, ce.ChunkSize) + want, ok := dgstMap[id] + if !ok { + t.Errorf("Unexpected chunk %q(offset=%d,size=%d): %v", + h.Name, n, ce.ChunkSize, dgstMap) + return + } + found[id] = true + + // Check the file contents + dgstr := digest.Canonical.Digester() + if _, err := io.CopyN(dgstr.Hash(), tr, ce.ChunkSize); err != nil { + t.Fatalf("failed to calculate digest of %q (offset=%d,size=%d)", + h.Name, n, ce.ChunkSize) + } + if want != dgstr.Digest() { + t.Errorf("Invalid contents in converted stargz %q: %q; want %q", + h.Name, dgstr.Digest(), want) + return + } + + // Check the digest stored in TOC JSON + dgstTOC, ok := digestMapTOC[ce.Offset] + if !ok { + t.Errorf("digest of %q(offset=%d,size=%d,chunkOffset=%d) isn't registered", + h.Name, ce.Offset, ce.ChunkSize, ce.ChunkOffset) + } + if want != dgstTOC { + t.Errorf("Invalid digest in TOCEntry %q: %q; want %q", + h.Name, dgstTOC, want) + return + } + + n += ce.ChunkSize + } + } + + for id, ok := range found { + if !ok { + t.Errorf("required chunk %q not found in the converted stargz: %v", id, found) + } + } +} + +// checkVerifyTOC checks the verification works for the TOC JSON of the passed +// stargz. It walks all entries in the stargz and checks the verifications for +// all chunks work. +func checkVerifyTOC(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, controller TestingController) { + sgz, err := Open( + io.NewSectionReader(bytes.NewReader(sgzData), 0, int64(len(sgzData))), + WithDecompressors(controller), + ) + if err != nil { + t.Errorf("failed to parse converted stargz: %v", err) + return + } + ev, err := sgz.VerifyTOC(tocDigest) + if err != nil { + t.Errorf("failed to verify stargz: %v", err) + return + } + + found := make(map[string]bool) + for id := range dgstMap { + found[id] = false + } + zr, err := controller.Reader(bytes.NewReader(sgzData)) + if err != nil { + t.Fatalf("failed to decompress converted stargz: %v", err) + } + defer zr.Close() + tr := tar.NewReader(zr) + for { + h, err := tr.Next() + if err != nil { + if err != io.EOF { + t.Errorf("failed to read tar entry: %v", err) + return + } + break + } + if h.Name == TOCTarName { + continue + } + if _, ok := sgz.Lookup(h.Name); !ok { + t.Errorf("lost stargz entry %q in the converted TOC", h.Name) + return + } + var n int64 + for n < h.Size { + ce, ok := sgz.ChunkEntryForOffset(h.Name, n) + if !ok { + t.Errorf("lost chunk %q(offset=%d) in the converted TOC", + h.Name, n) + return + } + + v, err := ev.Verifier(ce) + if err != nil { + t.Errorf("failed to get verifier for %q(offset=%d)", h.Name, n) + } + + found[chunkID(h.Name, n, ce.ChunkSize)] = true + + // Check the file contents + if _, err := io.CopyN(v, tr, ce.ChunkSize); err != nil { + t.Fatalf("failed to get chunk of %q (offset=%d,size=%d)", + h.Name, n, ce.ChunkSize) + } + if !v.Verified() { + t.Errorf("Invalid contents in converted stargz %q (should be succeeded)", + h.Name) + return + } + n += ce.ChunkSize + } + } + + for id, ok := range found { + if !ok { + t.Errorf("required chunk %q not found in the converted stargz: %v", id, found) + } + } +} + +// checkVerifyInvalidTOCEntryFail checks if misconfigured TOC JSON can be +// detected during the verification and the verification returns an error. +func checkVerifyInvalidTOCEntryFail(filename string) check { + return func(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, controller TestingController) { + funcs := map[string]rewriteFunc{ + "lost digest in a entry": func(t *testing.T, toc *JTOC, sgz *io.SectionReader) { + var found bool + for _, e := range toc.Entries { + if cleanEntryName(e.Name) == filename { + if e.Type != "reg" && e.Type != "chunk" { + t.Fatalf("entry %q to break must be regfile or chunk", filename) + } + if e.ChunkDigest == "" { + t.Fatalf("entry %q is already invalid", filename) + } + e.ChunkDigest = "" + found = true + } + } + if !found { + t.Fatalf("rewrite target not found") + } + }, + "duplicated entry offset": func(t *testing.T, toc *JTOC, sgz *io.SectionReader) { + var ( + sampleEntry *TOCEntry + targetEntry *TOCEntry + ) + for _, e := range toc.Entries { + if e.Type == "reg" || e.Type == "chunk" { + if cleanEntryName(e.Name) == filename { + targetEntry = e + } else { + sampleEntry = e + } + } + } + if sampleEntry == nil { + t.Fatalf("TOC must contain at least one regfile or chunk entry other than the rewrite target") + } + if targetEntry == nil { + t.Fatalf("rewrite target not found") + } + targetEntry.Offset = sampleEntry.Offset + }, + } + + for name, rFunc := range funcs { + t.Run(name, func(t *testing.T) { + newSgz, newTocDigest := rewriteTOCJSON(t, io.NewSectionReader(bytes.NewReader(sgzData), 0, int64(len(sgzData))), rFunc, controller) + buf := new(bytes.Buffer) + if _, err := io.Copy(buf, newSgz); err != nil { + t.Fatalf("failed to get converted stargz") + } + isgz := buf.Bytes() + + sgz, err := Open( + io.NewSectionReader(bytes.NewReader(isgz), 0, int64(len(isgz))), + WithDecompressors(controller), + ) + if err != nil { + t.Fatalf("failed to parse converted stargz: %v", err) + return + } + _, err = sgz.VerifyTOC(newTocDigest) + if err == nil { + t.Errorf("must fail for invalid TOC") + return + } + }) + } + } +} + +// checkVerifyInvalidStargzFail checks if the verification detects that the +// given stargz file doesn't match to the expected digest and returns error. +func checkVerifyInvalidStargzFail(invalid *io.SectionReader) check { + return func(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, controller TestingController) { + rc, err := Build(invalid, WithChunkSize(chunkSize), WithCompression(controller)) + if err != nil { + t.Fatalf("failed to convert stargz: %v", err) + } + defer rc.Close() + buf := new(bytes.Buffer) + if _, err := io.Copy(buf, rc); err != nil { + t.Fatalf("failed to copy built stargz blob: %v", err) + } + mStargz := buf.Bytes() + + sgz, err := Open( + io.NewSectionReader(bytes.NewReader(mStargz), 0, int64(len(mStargz))), + WithDecompressors(controller), + ) + if err != nil { + t.Fatalf("failed to parse converted stargz: %v", err) + return + } + _, err = sgz.VerifyTOC(tocDigest) + if err == nil { + t.Errorf("must fail for invalid TOC") + return + } + } +} + +// checkVerifyBrokenContentFail checks if the verifier detects broken contents +// that doesn't match to the expected digest and returns error. +func checkVerifyBrokenContentFail(filename string) check { + return func(t *testing.T, sgzData []byte, tocDigest digest.Digest, dgstMap map[string]digest.Digest, controller TestingController) { + // Parse stargz file + sgz, err := Open( + io.NewSectionReader(bytes.NewReader(sgzData), 0, int64(len(sgzData))), + WithDecompressors(controller), + ) + if err != nil { + t.Fatalf("failed to parse converted stargz: %v", err) + return + } + ev, err := sgz.VerifyTOC(tocDigest) + if err != nil { + t.Fatalf("failed to verify stargz: %v", err) + return + } + + // Open the target file + sr, err := sgz.OpenFile(filename) + if err != nil { + t.Fatalf("failed to open file %q", filename) + } + ce, ok := sgz.ChunkEntryForOffset(filename, 0) + if !ok { + t.Fatalf("lost chunk %q(offset=%d) in the converted TOC", filename, 0) + return + } + if ce.ChunkSize == 0 { + t.Fatalf("file mustn't be empty") + return + } + data := make([]byte, ce.ChunkSize) + if _, err := sr.ReadAt(data, ce.ChunkOffset); err != nil { + t.Errorf("failed to get data of a chunk of %q(offset=%q)", + filename, ce.ChunkOffset) + } + + // Check the broken chunk (must fail) + v, err := ev.Verifier(ce) + if err != nil { + t.Fatalf("failed to get verifier for %q", filename) + } + broken := append([]byte{^data[0]}, data[1:]...) + if _, err := io.CopyN(v, bytes.NewReader(broken), ce.ChunkSize); err != nil { + t.Fatalf("failed to get chunk of %q (offset=%d,size=%d)", + filename, ce.ChunkOffset, ce.ChunkSize) + } + if v.Verified() { + t.Errorf("verification must fail for broken file chunk %q(org:%q,broken:%q)", + filename, data, broken) + } + } +} + +func chunkID(name string, offset, size int64) string { + return fmt.Sprintf("%s-%d-%d", cleanEntryName(name), offset, size) +} + +type rewriteFunc func(t *testing.T, toc *JTOC, sgz *io.SectionReader) + +func rewriteTOCJSON(t *testing.T, sgz *io.SectionReader, rewrite rewriteFunc, controller TestingController) (newSgz io.Reader, tocDigest digest.Digest) { + decodedJTOC, jtocOffset, err := parseStargz(sgz, controller) + if err != nil { + t.Fatalf("failed to extract TOC JSON: %v", err) + } + + rewrite(t, decodedJTOC, sgz) + + tocFooter, tocDigest, err := tocAndFooter(controller, decodedJTOC, jtocOffset) + if err != nil { + t.Fatalf("failed to create toc and footer: %v", err) + } + + // Reconstruct stargz file with the modified TOC JSON + if _, err := sgz.Seek(0, io.SeekStart); err != nil { + t.Fatalf("failed to reset the seek position of stargz: %v", err) + } + return io.MultiReader( + io.LimitReader(sgz, jtocOffset), // Original stargz (before TOC JSON) + tocFooter, // Rewritten TOC and footer + ), tocDigest +} + +func listDigests(sgz *io.SectionReader, controller TestingController) (map[int64]digest.Digest, error) { + decodedJTOC, _, err := parseStargz(sgz, controller) + if err != nil { + return nil, err + } + digestMap := make(map[int64]digest.Digest) + for _, e := range decodedJTOC.Entries { + if e.Type == "reg" || e.Type == "chunk" { + if e.Type == "reg" && e.Size == 0 { + continue // ignores empty file + } + if e.ChunkDigest == "" { + return nil, fmt.Errorf("ChunkDigest of %q(off=%d) not found in TOC JSON", + e.Name, e.Offset) + } + d, err := digest.Parse(e.ChunkDigest) + if err != nil { + return nil, err + } + digestMap[e.Offset] = d + } + } + return digestMap, nil +} + +func parseStargz(sgz *io.SectionReader, controller TestingController) (decodedJTOC *JTOC, jtocOffset int64, err error) { + fSize := controller.FooterSize() + footer := make([]byte, fSize) + if _, err := sgz.ReadAt(footer, sgz.Size()-fSize); err != nil { + return nil, 0, errors.Wrap(err, "error reading footer") + } + tocOffset, _, err := controller.ParseFooter(footer[positive(int64(len(footer))-fSize):]) + if err != nil { + return nil, 0, errors.Wrapf(err, "failed to parse footer") + } + + // Decode the TOC JSON + tocReader := io.NewSectionReader(sgz, tocOffset, sgz.Size()-tocOffset-fSize) + decodedJTOC, _, err = controller.ParseTOC(tocReader) + if err != nil { + return nil, 0, errors.Wrap(err, "failed to parse TOC") + } + return decodedJTOC, tocOffset, nil +} + +func testWriteAndOpen(t *testing.T, controllers ...TestingController) { + const content = "Some contents" + invalidUtf8 := "\xff\xfe\xfd" + + xAttrFile := xAttr{"foo": "bar", "invalid-utf8": invalidUtf8} + sampleOwner := owner{uid: 50, gid: 100} + + tests := []struct { + name string + chunkSize int + in []tarEntry + want []stargzCheck + wantNumGz int // expected number of streams + }{ + { + name: "empty", + in: tarOf(), + wantNumGz: 2, // TOC + footer + want: checks( + numTOCEntries(0), + ), + }, + { + name: "1dir_1empty_file", + in: tarOf( + dir("foo/"), + file("foo/bar.txt", ""), + ), + wantNumGz: 3, // dir, TOC, footer + want: checks( + numTOCEntries(2), + hasDir("foo/"), + hasFileLen("foo/bar.txt", 0), + entryHasChildren("foo", "bar.txt"), + hasFileDigest("foo/bar.txt", digestFor("")), + ), + }, + { + name: "1dir_1file", + in: tarOf( + dir("foo/"), + file("foo/bar.txt", content, xAttrFile), + ), + wantNumGz: 4, // var dir, foo.txt alone, TOC, footer + want: checks( + numTOCEntries(2), + hasDir("foo/"), + hasFileLen("foo/bar.txt", len(content)), + hasFileDigest("foo/bar.txt", digestFor(content)), + hasFileContentsRange("foo/bar.txt", 0, content), + hasFileContentsRange("foo/bar.txt", 1, content[1:]), + entryHasChildren("", "foo"), + entryHasChildren("foo", "bar.txt"), + hasFileXattrs("foo/bar.txt", "foo", "bar"), + hasFileXattrs("foo/bar.txt", "invalid-utf8", invalidUtf8), + ), + }, + { + name: "2meta_2file", + in: tarOf( + dir("bar/", sampleOwner), + dir("foo/", sampleOwner), + file("foo/bar.txt", content, sampleOwner), + ), + wantNumGz: 4, // both dirs, foo.txt alone, TOC, footer + want: checks( + numTOCEntries(3), + hasDir("bar/"), + hasDir("foo/"), + hasFileLen("foo/bar.txt", len(content)), + entryHasChildren("", "bar", "foo"), + entryHasChildren("foo", "bar.txt"), + hasChunkEntries("foo/bar.txt", 1), + hasEntryOwner("bar/", sampleOwner), + hasEntryOwner("foo/", sampleOwner), + hasEntryOwner("foo/bar.txt", sampleOwner), + ), + }, + { + name: "3dir", + in: tarOf( + dir("bar/"), + dir("foo/"), + dir("foo/bar/"), + ), + wantNumGz: 3, // 3 dirs, TOC, footer + want: checks( + hasDirLinkCount("bar/", 2), + hasDirLinkCount("foo/", 3), + hasDirLinkCount("foo/bar/", 2), + ), + }, + { + name: "symlink", + in: tarOf( + dir("foo/"), + symlink("foo/bar", "../../x"), + ), + wantNumGz: 3, // metas + TOC + footer + want: checks( + numTOCEntries(2), + hasSymlink("foo/bar", "../../x"), + entryHasChildren("", "foo"), + entryHasChildren("foo", "bar"), + ), + }, + { + name: "chunked_file", + chunkSize: 4, + in: tarOf( + dir("foo/"), + file("foo/big.txt", "This "+"is s"+"uch "+"a bi"+"g fi"+"le"), + ), + wantNumGz: 9, + want: checks( + numTOCEntries(7), // 1 for foo dir, 6 for the foo/big.txt file + hasDir("foo/"), + hasFileLen("foo/big.txt", len("This is such a big file")), + hasFileDigest("foo/big.txt", digestFor("This is such a big file")), + hasFileContentsRange("foo/big.txt", 0, "This is such a big file"), + hasFileContentsRange("foo/big.txt", 1, "his is such a big file"), + hasFileContentsRange("foo/big.txt", 2, "is is such a big file"), + hasFileContentsRange("foo/big.txt", 3, "s is such a big file"), + hasFileContentsRange("foo/big.txt", 4, " is such a big file"), + hasFileContentsRange("foo/big.txt", 5, "is such a big file"), + hasFileContentsRange("foo/big.txt", 6, "s such a big file"), + hasFileContentsRange("foo/big.txt", 7, " such a big file"), + hasFileContentsRange("foo/big.txt", 8, "such a big file"), + hasFileContentsRange("foo/big.txt", 9, "uch a big file"), + hasFileContentsRange("foo/big.txt", 10, "ch a big file"), + hasFileContentsRange("foo/big.txt", 11, "h a big file"), + hasFileContentsRange("foo/big.txt", 12, " a big file"), + hasFileContentsRange("foo/big.txt", len("This is such a big file")-1, ""), + hasChunkEntries("foo/big.txt", 6), + ), + }, + { + name: "recursive", + in: tarOf( + dir("/", sampleOwner), + dir("bar/", sampleOwner), + dir("foo/", sampleOwner), + file("foo/bar.txt", content, sampleOwner), + ), + wantNumGz: 4, // dirs, bar.txt alone, TOC, footer + want: checks( + maxDepth(2), // 0: root directory, 1: "foo/", 2: "bar.txt" + ), + }, + { + name: "block_char_fifo", + in: tarOf( + tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Name: prefix + "b", + Typeflag: tar.TypeBlock, + Devmajor: 123, + Devminor: 456, + }) + }), + tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Name: prefix + "c", + Typeflag: tar.TypeChar, + Devmajor: 111, + Devminor: 222, + }) + }), + tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Name: prefix + "f", + Typeflag: tar.TypeFifo, + }) + }), + ), + wantNumGz: 3, + want: checks( + lookupMatch("b", &TOCEntry{Name: "b", Type: "block", DevMajor: 123, DevMinor: 456, NumLink: 1}), + lookupMatch("c", &TOCEntry{Name: "c", Type: "char", DevMajor: 111, DevMinor: 222, NumLink: 1}), + lookupMatch("f", &TOCEntry{Name: "f", Type: "fifo", NumLink: 1}), + ), + }, + { + name: "modes", + in: tarOf( + dir("foo1/", 0755|os.ModeDir|os.ModeSetgid), + file("foo1/bar1", content, 0700|os.ModeSetuid), + file("foo1/bar2", content, 0755|os.ModeSetgid), + dir("foo2/", 0755|os.ModeDir|os.ModeSticky), + file("foo2/bar3", content, 0755|os.ModeSticky), + dir("foo3/", 0755|os.ModeDir), + file("foo3/bar4", content, os.FileMode(0700)), + file("foo3/bar5", content, os.FileMode(0755)), + ), + wantNumGz: 8, // dir, bar1 alone, bar2 alone + dir, bar3 alone + dir, bar4 alone, bar5 alone, TOC, footer + want: checks( + hasMode("foo1/", 0755|os.ModeDir|os.ModeSetgid), + hasMode("foo1/bar1", 0700|os.ModeSetuid), + hasMode("foo1/bar2", 0755|os.ModeSetgid), + hasMode("foo2/", 0755|os.ModeDir|os.ModeSticky), + hasMode("foo2/bar3", 0755|os.ModeSticky), + hasMode("foo3/", 0755|os.ModeDir), + hasMode("foo3/bar4", os.FileMode(0700)), + hasMode("foo3/bar5", os.FileMode(0755)), + ), + }, + } + + for _, tt := range tests { + for _, cl := range controllers { + cl := cl + for _, prefix := range allowedPrefix { + prefix := prefix + t.Run(tt.name+"-"+fmt.Sprintf("compression=%v-prefix=%q", cl, prefix), func(t *testing.T) { + tr, cancel := buildTar(t, tt.in, prefix) + defer cancel() + var stargzBuf bytes.Buffer + w := NewWriterWithCompressor(&stargzBuf, cl) + w.ChunkSize = tt.chunkSize + if err := w.AppendTar(tr); err != nil { + t.Fatalf("Append: %v", err) + } + if _, err := w.Close(); err != nil { + t.Fatalf("Writer.Close: %v", err) + } + b := stargzBuf.Bytes() + + diffID := w.DiffID() + wantDiffID := cl.DiffIDOf(t, b) + if diffID != wantDiffID { + t.Errorf("DiffID = %q; want %q", diffID, wantDiffID) + } + + got := cl.CountStreams(t, b) + if got != tt.wantNumGz { + t.Errorf("number of streams = %d; want %d", got, tt.wantNumGz) + } + + telemetry, checkCalled := newCalledTelemetry() + r, err := Open( + io.NewSectionReader(bytes.NewReader(b), 0, int64(len(b))), + WithDecompressors(cl), + WithTelemetry(telemetry), + ) + if err != nil { + t.Fatalf("stargz.Open: %v", err) + } + if err := checkCalled(); err != nil { + t.Errorf("telemetry failure: %v", err) + } + for _, want := range tt.want { + want.check(t, r) + } + }) + } + } + } +} + +func newCalledTelemetry() (telemetry *Telemetry, check func() error) { + var getFooterLatencyCalled bool + var getTocLatencyCalled bool + var deserializeTocLatencyCalled bool + return &Telemetry{ + func(time.Time) { getFooterLatencyCalled = true }, + func(time.Time) { getTocLatencyCalled = true }, + func(time.Time) { deserializeTocLatencyCalled = true }, + }, func() error { + var allErr []error + if !getFooterLatencyCalled { + allErr = append(allErr, fmt.Errorf("metrics GetFooterLatency isn't called")) + } + if !getTocLatencyCalled { + allErr = append(allErr, fmt.Errorf("metrics GetTocLatency isn't called")) + } + if !deserializeTocLatencyCalled { + allErr = append(allErr, fmt.Errorf("metrics DeserializeTocLatency isn't called")) + } + return errorutil.Aggregate(allErr) + } +} + +func digestFor(content string) string { + sum := sha256.Sum256([]byte(content)) + return fmt.Sprintf("sha256:%x", sum) +} + +type numTOCEntries int + +func (n numTOCEntries) check(t *testing.T, r *Reader) { + if r.toc == nil { + t.Fatal("nil TOC") + } + if got, want := len(r.toc.Entries), int(n); got != want { + t.Errorf("got %d TOC entries; want %d", got, want) + } + t.Logf("got TOC entries:") + for i, ent := range r.toc.Entries { + entj, _ := json.Marshal(ent) + t.Logf(" [%d]: %s\n", i, entj) + } + if t.Failed() { + t.FailNow() + } +} + +func checks(s ...stargzCheck) []stargzCheck { return s } + +type stargzCheck interface { + check(t *testing.T, r *Reader) +} + +type stargzCheckFn func(*testing.T, *Reader) + +func (f stargzCheckFn) check(t *testing.T, r *Reader) { f(t, r) } + +func maxDepth(max int) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + e, ok := r.Lookup("") + if !ok { + t.Fatal("root directory not found") + } + d, err := getMaxDepth(t, e, 0, 10*max) + if err != nil { + t.Errorf("failed to get max depth (wanted %d): %v", max, err) + return + } + if d != max { + t.Errorf("invalid depth %d; want %d", d, max) + return + } + }) +} + +func getMaxDepth(t *testing.T, e *TOCEntry, current, limit int) (max int, rErr error) { + if current > limit { + return -1, fmt.Errorf("walkMaxDepth: exceeds limit: current:%d > limit:%d", + current, limit) + } + max = current + e.ForeachChild(func(baseName string, ent *TOCEntry) bool { + t.Logf("%q(basename:%q) is child of %q\n", ent.Name, baseName, e.Name) + d, err := getMaxDepth(t, ent, current+1, limit) + if err != nil { + rErr = err + return false + } + if d > max { + max = d + } + return true + }) + return +} + +func hasFileLen(file string, wantLen int) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + for _, ent := range r.toc.Entries { + if ent.Name == file { + if ent.Type != "reg" { + t.Errorf("file type of %q is %q; want \"reg\"", file, ent.Type) + } else if ent.Size != int64(wantLen) { + t.Errorf("file size of %q = %d; want %d", file, ent.Size, wantLen) + } + return + } + } + t.Errorf("file %q not found", file) + }) +} + +func hasFileXattrs(file, name, value string) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + for _, ent := range r.toc.Entries { + if ent.Name == file { + if ent.Type != "reg" { + t.Errorf("file type of %q is %q; want \"reg\"", file, ent.Type) + } + if ent.Xattrs == nil { + t.Errorf("file %q has no xattrs", file) + return + } + valueFound, found := ent.Xattrs[name] + if !found { + t.Errorf("file %q has no xattr %q", file, name) + return + } + if string(valueFound) != value { + t.Errorf("file %q has xattr %q with value %q instead of %q", file, name, valueFound, value) + } + + return + } + } + t.Errorf("file %q not found", file) + }) +} + +func hasFileDigest(file string, digest string) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + ent, ok := r.Lookup(file) + if !ok { + t.Fatalf("didn't find TOCEntry for file %q", file) + } + if ent.Digest != digest { + t.Fatalf("Digest(%q) = %q, want %q", file, ent.Digest, digest) + } + }) +} + +func hasFileContentsRange(file string, offset int, want string) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + f, err := r.OpenFile(file) + if err != nil { + t.Fatal(err) + } + got := make([]byte, len(want)) + n, err := f.ReadAt(got, int64(offset)) + if err != nil { + t.Fatalf("ReadAt(len %d, offset %d) = %v, %v", len(got), offset, n, err) + } + if string(got) != want { + t.Fatalf("ReadAt(len %d, offset %d) = %q, want %q", len(got), offset, got, want) + } + }) +} + +func hasChunkEntries(file string, wantChunks int) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + ent, ok := r.Lookup(file) + if !ok { + t.Fatalf("no file for %q", file) + } + if ent.Type != "reg" { + t.Fatalf("file %q has unexpected type %q; want reg", file, ent.Type) + } + chunks := r.getChunks(ent) + if len(chunks) != wantChunks { + t.Errorf("len(r.getChunks(%q)) = %d; want %d", file, len(chunks), wantChunks) + return + } + f := chunks[0] + + var gotChunks []*TOCEntry + var last *TOCEntry + for off := int64(0); off < f.Size; off++ { + e, ok := r.ChunkEntryForOffset(file, off) + if !ok { + t.Errorf("no ChunkEntryForOffset at %d", off) + return + } + if last != e { + gotChunks = append(gotChunks, e) + last = e + } + } + if !reflect.DeepEqual(chunks, gotChunks) { + t.Errorf("gotChunks=%d, want=%d; contents mismatch", len(gotChunks), wantChunks) + } + + // And verify the NextOffset + for i := 0; i < len(gotChunks)-1; i++ { + ci := gotChunks[i] + cnext := gotChunks[i+1] + if ci.NextOffset() != cnext.Offset { + t.Errorf("chunk %d NextOffset %d != next chunk's Offset of %d", i, ci.NextOffset(), cnext.Offset) + } + } + }) +} + +func entryHasChildren(dir string, want ...string) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + want := append([]string(nil), want...) + var got []string + ent, ok := r.Lookup(dir) + if !ok { + t.Fatalf("didn't find TOCEntry for dir node %q", dir) + } + for baseName := range ent.children { + got = append(got, baseName) + } + sort.Strings(got) + sort.Strings(want) + if !reflect.DeepEqual(got, want) { + t.Errorf("children of %q = %q; want %q", dir, got, want) + } + }) +} + +func hasDir(file string) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + for _, ent := range r.toc.Entries { + if ent.Name == cleanEntryName(file) { + if ent.Type != "dir" { + t.Errorf("file type of %q is %q; want \"dir\"", file, ent.Type) + } + return + } + } + t.Errorf("directory %q not found", file) + }) +} + +func hasDirLinkCount(file string, count int) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + for _, ent := range r.toc.Entries { + if ent.Name == cleanEntryName(file) { + if ent.Type != "dir" { + t.Errorf("file type of %q is %q; want \"dir\"", file, ent.Type) + return + } + if ent.NumLink != count { + t.Errorf("link count of %q = %d; want %d", file, ent.NumLink, count) + } + return + } + } + t.Errorf("directory %q not found", file) + }) +} + +func hasMode(file string, mode os.FileMode) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + for _, ent := range r.toc.Entries { + if ent.Name == cleanEntryName(file) { + if ent.Stat().Mode() != mode { + t.Errorf("invalid mode: got %v; want %v", ent.Stat().Mode(), mode) + return + } + return + } + } + t.Errorf("file %q not found", file) + }) +} + +func hasSymlink(file, target string) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + for _, ent := range r.toc.Entries { + if ent.Name == file { + if ent.Type != "symlink" { + t.Errorf("file type of %q is %q; want \"symlink\"", file, ent.Type) + } else if ent.LinkName != target { + t.Errorf("link target of symlink %q is %q; want %q", file, ent.LinkName, target) + } + return + } + } + t.Errorf("symlink %q not found", file) + }) +} + +func lookupMatch(name string, want *TOCEntry) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + e, ok := r.Lookup(name) + if !ok { + t.Fatalf("failed to Lookup entry %q", name) + } + if !reflect.DeepEqual(e, want) { + t.Errorf("entry %q mismatch.\n got: %+v\nwant: %+v\n", name, e, want) + } + + }) +} + +func hasEntryOwner(entry string, owner owner) stargzCheck { + return stargzCheckFn(func(t *testing.T, r *Reader) { + ent, ok := r.Lookup(strings.TrimSuffix(entry, "/")) + if !ok { + t.Errorf("entry %q not found", entry) + return + } + if ent.UID != owner.uid || ent.GID != owner.gid { + t.Errorf("entry %q has invalid owner (uid:%d, gid:%d) instead of (uid:%d, gid:%d)", entry, ent.UID, ent.GID, owner.uid, owner.gid) + return + } + }) +} + +func tarOf(s ...tarEntry) []tarEntry { return s } + +type tarEntry interface { + appendTar(tw *tar.Writer, prefix string) error +} + +type tarEntryFunc func(*tar.Writer, string) error + +func (f tarEntryFunc) appendTar(tw *tar.Writer, prefix string) error { return f(tw, prefix) } + +func buildTar(t *testing.T, ents []tarEntry, prefix string) (r io.Reader, cancel func()) { + pr, pw := io.Pipe() + go func() { + tw := tar.NewWriter(pw) + for _, ent := range ents { + if err := ent.appendTar(tw, prefix); err != nil { + t.Errorf("building input tar: %v", err) + pw.Close() + return + } + } + if err := tw.Close(); err != nil { + t.Errorf("closing write of input tar: %v", err) + } + pw.Close() + }() + return pr, func() { go pr.Close(); go pw.Close() } +} + +func buildTarStatic(t *testing.T, ents []tarEntry, prefix string) *io.SectionReader { + buf := new(bytes.Buffer) + tw := tar.NewWriter(buf) + for _, ent := range ents { + if err := ent.appendTar(tw, prefix); err != nil { + t.Fatalf("building input tar: %v", err) + } + } + if err := tw.Close(); err != nil { + t.Errorf("closing write of input tar: %v", err) + } + data := buf.Bytes() + return io.NewSectionReader(bytes.NewReader(data), 0, int64(len(data))) +} + +func dir(name string, opts ...interface{}) tarEntry { + return tarEntryFunc(func(tw *tar.Writer, prefix string) error { + var o owner + mode := os.FileMode(0755) + for _, opt := range opts { + switch v := opt.(type) { + case owner: + o = v + case os.FileMode: + mode = v + default: + return errors.New("unsupported opt") + } + } + if !strings.HasSuffix(name, "/") { + panic(fmt.Sprintf("missing trailing slash in dir %q ", name)) + } + tm, err := fileModeToTarMode(mode) + if err != nil { + return err + } + return tw.WriteHeader(&tar.Header{ + Typeflag: tar.TypeDir, + Name: prefix + name, + Mode: tm, + Uid: o.uid, + Gid: o.gid, + }) + }) +} + +// xAttr are extended attributes to set on test files created with the file func. +type xAttr map[string]string + +// owner is owner ot set on test files and directories with the file and dir functions. +type owner struct { + uid int + gid int +} + +func file(name, contents string, opts ...interface{}) tarEntry { + return tarEntryFunc(func(tw *tar.Writer, prefix string) error { + var xattrs xAttr + var o owner + mode := os.FileMode(0644) + for _, opt := range opts { + switch v := opt.(type) { + case xAttr: + xattrs = v + case owner: + o = v + case os.FileMode: + mode = v + default: + return errors.New("unsupported opt") + } + } + if strings.HasSuffix(name, "/") { + return fmt.Errorf("bogus trailing slash in file %q", name) + } + tm, err := fileModeToTarMode(mode) + if err != nil { + return err + } + if err := tw.WriteHeader(&tar.Header{ + Typeflag: tar.TypeReg, + Name: prefix + name, + Mode: tm, + Xattrs: xattrs, + Size: int64(len(contents)), + Uid: o.uid, + Gid: o.gid, + }); err != nil { + return err + } + _, err = io.WriteString(tw, contents) + return err + }) +} + +func symlink(name, target string) tarEntry { + return tarEntryFunc(func(tw *tar.Writer, prefix string) error { + return tw.WriteHeader(&tar.Header{ + Typeflag: tar.TypeSymlink, + Name: prefix + name, + Linkname: target, + Mode: 0644, + }) + }) +} + +func link(name string, linkname string) tarEntry { + now := time.Now() + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Typeflag: tar.TypeLink, + Name: prefix + name, + Linkname: linkname, + ModTime: now, + AccessTime: now, + ChangeTime: now, + }) + }) +} + +func chardev(name string, major, minor int64) tarEntry { + now := time.Now() + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Typeflag: tar.TypeChar, + Name: prefix + name, + Devmajor: major, + Devminor: minor, + ModTime: now, + AccessTime: now, + ChangeTime: now, + }) + }) +} + +func blockdev(name string, major, minor int64) tarEntry { + now := time.Now() + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Typeflag: tar.TypeBlock, + Name: prefix + name, + Devmajor: major, + Devminor: minor, + ModTime: now, + AccessTime: now, + ChangeTime: now, + }) + }) +} +func fifo(name string) tarEntry { + now := time.Now() + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + return w.WriteHeader(&tar.Header{ + Typeflag: tar.TypeFifo, + Name: prefix + name, + ModTime: now, + AccessTime: now, + ChangeTime: now, + }) + }) +} + +func prefetchLandmark() tarEntry { + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + if err := w.WriteHeader(&tar.Header{ + Name: PrefetchLandmark, + Typeflag: tar.TypeReg, + Size: int64(len([]byte{landmarkContents})), + }); err != nil { + return err + } + contents := []byte{landmarkContents} + if _, err := io.CopyN(w, bytes.NewReader(contents), int64(len(contents))); err != nil { + return err + } + return nil + }) +} + +func noPrefetchLandmark() tarEntry { + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + if err := w.WriteHeader(&tar.Header{ + Name: NoPrefetchLandmark, + Typeflag: tar.TypeReg, + Size: int64(len([]byte{landmarkContents})), + }); err != nil { + return err + } + contents := []byte{landmarkContents} + if _, err := io.CopyN(w, bytes.NewReader(contents), int64(len(contents))); err != nil { + return err + } + return nil + }) +} + +func regDigest(t *testing.T, name string, contentStr string, digestMap map[string]digest.Digest) tarEntry { + if digestMap == nil { + t.Fatalf("digest map mustn't be nil") + } + content := []byte(contentStr) + + var n int64 + for n < int64(len(content)) { + size := int64(chunkSize) + remain := int64(len(content)) - n + if remain < size { + size = remain + } + dgstr := digest.Canonical.Digester() + if _, err := io.CopyN(dgstr.Hash(), bytes.NewReader(content[n:n+size]), size); err != nil { + t.Fatalf("failed to calculate digest of %q (name=%q,offset=%d,size=%d)", + string(content[n:n+size]), name, n, size) + } + digestMap[chunkID(name, n, size)] = dgstr.Digest() + n += size + } + + return tarEntryFunc(func(w *tar.Writer, prefix string) error { + if err := w.WriteHeader(&tar.Header{ + Typeflag: tar.TypeReg, + Name: prefix + name, + Size: int64(len(content)), + }); err != nil { + return err + } + if _, err := io.CopyN(w, bytes.NewReader(content), int64(len(content))); err != nil { + return err + } + return nil + }) +} + +func fileModeToTarMode(mode os.FileMode) (int64, error) { + h, err := tar.FileInfoHeader(fileInfoOnlyMode(mode), "") + if err != nil { + return 0, err + } + return h.Mode, nil +} + +// fileInfoOnlyMode is os.FileMode that populates only file mode. +type fileInfoOnlyMode os.FileMode + +func (f fileInfoOnlyMode) Name() string { return "" } +func (f fileInfoOnlyMode) Size() int64 { return 0 } +func (f fileInfoOnlyMode) Mode() os.FileMode { return os.FileMode(f) } +func (f fileInfoOnlyMode) ModTime() time.Time { return time.Now() } +func (f fileInfoOnlyMode) IsDir() bool { return os.FileMode(f).IsDir() } +func (f fileInfoOnlyMode) Sys() interface{} { return nil } diff --git a/vendor/github.com/containerd/stargz-snapshotter/estargz/types.go b/vendor/github.com/containerd/stargz-snapshotter/estargz/types.go new file mode 100644 index 000000000..1b1075a64 --- /dev/null +++ b/vendor/github.com/containerd/stargz-snapshotter/estargz/types.go @@ -0,0 +1,314 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + Copyright 2019 The Go Authors. All rights reserved. + Use of this source code is governed by a BSD-style + license that can be found in the LICENSE file. +*/ + +package estargz + +import ( + "archive/tar" + "hash" + "io" + "os" + "path" + "time" + + digest "github.com/opencontainers/go-digest" +) + +const ( + // TOCTarName is the name of the JSON file in the tar archive in the + // table of contents gzip stream. + TOCTarName = "stargz.index.json" + + // FooterSize is the number of bytes in the footer + // + // The footer is an empty gzip stream with no compression and an Extra + // header of the form "%016xSTARGZ", where the 64 bit hex-encoded + // number is the offset to the gzip stream of JSON TOC. + // + // 51 comes from: + // + // 10 bytes gzip header + // 2 bytes XLEN (length of Extra field) = 26 (4 bytes header + 16 hex digits + len("STARGZ")) + // 2 bytes Extra: SI1 = 'S', SI2 = 'G' + // 2 bytes Extra: LEN = 22 (16 hex digits + len("STARGZ")) + // 22 bytes Extra: subfield = fmt.Sprintf("%016xSTARGZ", offsetOfTOC) + // 5 bytes flate header + // 8 bytes gzip footer + // (End of the eStargz blob) + // + // NOTE: For Extra fields, subfield IDs SI1='S' SI2='G' is used for eStargz. + FooterSize = 51 + + // legacyFooterSize is the number of bytes in the legacy stargz footer. + // + // 47 comes from: + // + // 10 byte gzip header + + // 2 byte (LE16) length of extra, encoding 22 (16 hex digits + len("STARGZ")) == "\x16\x00" + + // 22 bytes of extra (fmt.Sprintf("%016xSTARGZ", tocGzipOffset)) + // 5 byte flate header + // 8 byte gzip footer (two little endian uint32s: digest, size) + legacyFooterSize = 47 + + // TOCJSONDigestAnnotation is an annotation for an image layer. This stores the + // digest of the TOC JSON. + // This annotation is valid only when it is specified in `.[]layers.annotations` + // of an image manifest. + TOCJSONDigestAnnotation = "containerd.io/snapshot/stargz/toc.digest" + + // StoreUncompressedSizeAnnotation is an additional annotation key for eStargz to enable lazy + // pulling on containers/storage. Stargz Store is required to expose the layer's uncompressed size + // to the runtime but current OCI image doesn't ship this information by default. So we store this + // to the special annotation. + StoreUncompressedSizeAnnotation = "io.containers.estargz.uncompressed-size" + + // PrefetchLandmark is a file entry which indicates the end position of + // prefetch in the stargz file. + PrefetchLandmark = ".prefetch.landmark" + + // NoPrefetchLandmark is a file entry which indicates that no prefetch should + // occur in the stargz file. + NoPrefetchLandmark = ".no.prefetch.landmark" + + landmarkContents = 0xf +) + +// JTOC is the JSON-serialized table of contents index of the files in the stargz file. +type JTOC struct { + Version int `json:"version"` + Entries []*TOCEntry `json:"entries"` +} + +// TOCEntry is an entry in the stargz file's TOC (Table of Contents). +type TOCEntry struct { + // Name is the tar entry's name. It is the complete path + // stored in the tar file, not just the base name. + Name string `json:"name"` + + // Type is one of "dir", "reg", "symlink", "hardlink", "char", + // "block", "fifo", or "chunk". + // The "chunk" type is used for regular file data chunks past the first + // TOCEntry; the 2nd chunk and on have only Type ("chunk"), Offset, + // ChunkOffset, and ChunkSize populated. + Type string `json:"type"` + + // Size, for regular files, is the logical size of the file. + Size int64 `json:"size,omitempty"` + + // ModTime3339 is the modification time of the tar entry. Empty + // means zero or unknown. Otherwise it's in UTC RFC3339 + // format. Use the ModTime method to access the time.Time value. + ModTime3339 string `json:"modtime,omitempty"` + modTime time.Time + + // LinkName, for symlinks and hardlinks, is the link target. + LinkName string `json:"linkName,omitempty"` + + // Mode is the permission and mode bits. + Mode int64 `json:"mode,omitempty"` + + // UID is the user ID of the owner. + UID int `json:"uid,omitempty"` + + // GID is the group ID of the owner. + GID int `json:"gid,omitempty"` + + // Uname is the username of the owner. + // + // In the serialized JSON, this field may only be present for + // the first entry with the same UID. + Uname string `json:"userName,omitempty"` + + // Gname is the group name of the owner. + // + // In the serialized JSON, this field may only be present for + // the first entry with the same GID. + Gname string `json:"groupName,omitempty"` + + // Offset, for regular files, provides the offset in the + // stargz file to the file's data bytes. See ChunkOffset and + // ChunkSize. + Offset int64 `json:"offset,omitempty"` + + nextOffset int64 // the Offset of the next entry with a non-zero Offset + + // DevMajor is the major device number for "char" and "block" types. + DevMajor int `json:"devMajor,omitempty"` + + // DevMinor is the major device number for "char" and "block" types. + DevMinor int `json:"devMinor,omitempty"` + + // NumLink is the number of entry names pointing to this entry. + // Zero means one name references this entry. + NumLink int + + // Xattrs are the extended attribute for the entry. + Xattrs map[string][]byte `json:"xattrs,omitempty"` + + // Digest stores the OCI checksum for regular files payload. + // It has the form "sha256:abcdef01234....". + Digest string `json:"digest,omitempty"` + + // ChunkOffset is non-zero if this is a chunk of a large, + // regular file. If so, the Offset is where the gzip header of + // ChunkSize bytes at ChunkOffset in Name begin. + // + // In serialized form, a "chunkSize" JSON field of zero means + // that the chunk goes to the end of the file. After reading + // from the stargz TOC, though, the ChunkSize is initialized + // to a non-zero file for when Type is either "reg" or + // "chunk". + ChunkOffset int64 `json:"chunkOffset,omitempty"` + ChunkSize int64 `json:"chunkSize,omitempty"` + + // ChunkDigest stores an OCI digest of the chunk. This must be formed + // as "sha256:0123abcd...". + ChunkDigest string `json:"chunkDigest,omitempty"` + + children map[string]*TOCEntry +} + +// ModTime returns the entry's modification time. +func (e *TOCEntry) ModTime() time.Time { return e.modTime } + +// NextOffset returns the position (relative to the start of the +// stargz file) of the next gzip boundary after e.Offset. +func (e *TOCEntry) NextOffset() int64 { return e.nextOffset } + +func (e *TOCEntry) addChild(baseName string, child *TOCEntry) { + if e.children == nil { + e.children = make(map[string]*TOCEntry) + } + if child.Type == "dir" { + e.NumLink++ // Entry ".." in the subdirectory links to this directory + } + e.children[baseName] = child +} + +// isDataType reports whether TOCEntry is a regular file or chunk (something that +// contains regular file data). +func (e *TOCEntry) isDataType() bool { return e.Type == "reg" || e.Type == "chunk" } + +// Stat returns a FileInfo value representing e. +func (e *TOCEntry) Stat() os.FileInfo { return fileInfo{e} } + +// ForeachChild calls f for each child item. If f returns false, iteration ends. +// If e is not a directory, f is not called. +func (e *TOCEntry) ForeachChild(f func(baseName string, ent *TOCEntry) bool) { + for name, ent := range e.children { + if !f(name, ent) { + return + } + } +} + +// LookupChild returns the directory e's child by its base name. +func (e *TOCEntry) LookupChild(baseName string) (child *TOCEntry, ok bool) { + child, ok = e.children[baseName] + return +} + +// fileInfo implements os.FileInfo using the wrapped *TOCEntry. +type fileInfo struct{ e *TOCEntry } + +var _ os.FileInfo = fileInfo{} + +func (fi fileInfo) Name() string { return path.Base(fi.e.Name) } +func (fi fileInfo) IsDir() bool { return fi.e.Type == "dir" } +func (fi fileInfo) Size() int64 { return fi.e.Size } +func (fi fileInfo) ModTime() time.Time { return fi.e.ModTime() } +func (fi fileInfo) Sys() interface{} { return fi.e } +func (fi fileInfo) Mode() (m os.FileMode) { + // TOCEntry.Mode is tar.Header.Mode so we can understand the these bits using `tar` pkg. + m = (&tar.Header{Mode: fi.e.Mode}).FileInfo().Mode() & + (os.ModePerm | os.ModeSetuid | os.ModeSetgid | os.ModeSticky) + switch fi.e.Type { + case "dir": + m |= os.ModeDir + case "symlink": + m |= os.ModeSymlink + case "char": + m |= os.ModeDevice | os.ModeCharDevice + case "block": + m |= os.ModeDevice + case "fifo": + m |= os.ModeNamedPipe + } + return m +} + +// TOCEntryVerifier holds verifiers that are usable for verifying chunks contained +// in a eStargz blob. +type TOCEntryVerifier interface { + + // Verifier provides a content verifier that can be used for verifying the + // contents of the specified TOCEntry. + Verifier(ce *TOCEntry) (digest.Verifier, error) +} + +// Compression provides the compression helper to be used creating and parsing eStargz. +// This package provides gzip-based Compression by default, but any compression +// algorithm (e.g. zstd) can be used as long as it implements Compression. +type Compression interface { + Compressor + Decompressor +} + +// Compressor represents the helper mothods to be used for creating eStargz. +type Compressor interface { + // Writer returns WriteCloser to be used for writing a chunk to eStargz. + // Everytime a chunk is written, the WriteCloser is closed and Writer is + // called again for writing the next chunk. + Writer(w io.Writer) (io.WriteCloser, error) + + // WriteTOCAndFooter is called to write JTOC to the passed Writer. + // diffHash calculates the DiffID (uncompressed sha256 hash) of the blob + // WriteTOCAndFooter can optionally write anything that affects DiffID calculation + // (e.g. uncompressed TOC JSON). + // + // This function returns tocDgst that represents the digest of TOC that will be used + // to verify this blob when it's parsed. + WriteTOCAndFooter(w io.Writer, off int64, toc *JTOC, diffHash hash.Hash) (tocDgst digest.Digest, err error) +} + +// Deompressor represents the helper mothods to be used for parsing eStargz. +type Decompressor interface { + // Reader returns ReadCloser to be used for decompressing file payload. + Reader(r io.Reader) (io.ReadCloser, error) + + // FooterSize returns the size of the footer of this blob. + FooterSize() int64 + + // ParseFooter parses the footer and returns the offset and (compressed) size of TOC. + // + // Here, tocSize is optional. If tocSize <= 0, it's by default the size of the range + // from tocOffset until the beginning of the footer (blob size - tocOff - FooterSize). + ParseFooter(p []byte) (tocOffset, tocSize int64, err error) + + // ParseTOC parses TOC from the passed reader. The reader provides the partial contents + // of the underlying blob that has the range specified by ParseFooter method. + // + // This function returns tocDgst that represents the digest of TOC that will be used + // to verify this blob. This must match to the value returned from + // Compressor.WriteTOCAndFooter that is used when creating this blob. + ParseTOC(r io.Reader) (toc *JTOC, tocDgst digest.Digest, err error) +} diff --git a/vendor/github.com/containers/common/pkg/config/config.go b/vendor/github.com/containers/common/pkg/config/config.go index f840472cc..3a6ce8780 100644 --- a/vendor/github.com/containers/common/pkg/config/config.go +++ b/vendor/github.com/containers/common/pkg/config/config.go @@ -167,7 +167,7 @@ type ContainersConfig struct { // RootlessNetworking depicts the "kind" of networking for rootless // containers. Valid options are `slirp4netns` and `cni`. Default is - // `slirp4netns` + // `slirp4netns` on Linux, and `cni` on non-Linux OSes. RootlessNetworking string `toml:"rootless_networking,omitempty"` // SeccompProfile is the seccomp.json profile path which is used as the @@ -234,6 +234,10 @@ type EngineConfig struct { // EventsLogger determines where events should be logged. EventsLogger string `toml:"events_logger,omitempty"` + // HelperBinariesDir is a list of directories which are used to search for + // helper binaries. + HelperBinariesDir []string `toml:"helper_binaries_dir"` + // configuration files. When the same filename is present in in // multiple directories, the file in the directory listed last in // this slice takes precedence. @@ -1126,3 +1130,21 @@ func (c *Config) ActiveDestination() (uri, identity string, err error) { } return "", "", errors.New("no service destination configured") } + +// FindHelperBinary will search the given binary name in the configured directories. +// If searchPATH is set to true it will also search in $PATH. +func (c *Config) FindHelperBinary(name string, searchPATH bool) (string, error) { + for _, path := range c.Engine.HelperBinariesDir { + fullpath := filepath.Join(path, name) + if fi, err := os.Stat(fullpath); err == nil && fi.Mode().IsRegular() { + return fullpath, nil + } + } + if searchPATH { + return exec.LookPath(name) + } + if len(c.Engine.HelperBinariesDir) == 0 { + return "", errors.Errorf("could not find %q because there are no helper binary directories configured", name) + } + return "", errors.Errorf("could not find %q in one of %v", name, c.Engine.HelperBinariesDir) +} diff --git a/vendor/github.com/containers/common/pkg/config/config_darwin.go b/vendor/github.com/containers/common/pkg/config/config_darwin.go index c0722ec7f..5abb51f30 100644 --- a/vendor/github.com/containers/common/pkg/config/config_darwin.go +++ b/vendor/github.com/containers/common/pkg/config/config_darwin.go @@ -15,3 +15,16 @@ func customConfigFile() (string, error) { func ifRootlessConfigPath() (string, error) { return rootlessConfigPath() } + +var defaultHelperBinariesDir = []string{ + // Homebrew install paths + "/usr/local/opt/podman/libexec", + "/opt/homebrew/bin", + "/opt/homebrew/opt/podman/libexec", + "/usr/local/bin", + // default paths + "/usr/local/libexec/podman", + "/usr/local/lib/podman", + "/usr/libexec/podman", + "/usr/lib/podman", +} diff --git a/vendor/github.com/containers/common/pkg/config/config_linux.go b/vendor/github.com/containers/common/pkg/config/config_linux.go index fac9e2283..da0ae871a 100644 --- a/vendor/github.com/containers/common/pkg/config/config_linux.go +++ b/vendor/github.com/containers/common/pkg/config/config_linux.go @@ -35,3 +35,10 @@ func ifRootlessConfigPath() (string, error) { } return "", nil } + +var defaultHelperBinariesDir = []string{ + "/usr/local/libexec/podman", + "/usr/local/lib/podman", + "/usr/libexec/podman", + "/usr/lib/podman", +} diff --git a/vendor/github.com/containers/common/pkg/config/config_windows.go b/vendor/github.com/containers/common/pkg/config/config_windows.go index 28e8471f2..dbe7ba00d 100644 --- a/vendor/github.com/containers/common/pkg/config/config_windows.go +++ b/vendor/github.com/containers/common/pkg/config/config_windows.go @@ -13,3 +13,7 @@ func customConfigFile() (string, error) { func ifRootlessConfigPath() (string, error) { return os.Getenv("APPDATA") + "\\containers\\containers.conf", nil } + +var defaultHelperBinariesDir = []string{ + "C:\\Program Files\\RedHat\\Podman", +} diff --git a/vendor/github.com/containers/common/pkg/config/containers.conf b/vendor/github.com/containers/common/pkg/config/containers.conf index 481405a1a..fc61ed709 100644 --- a/vendor/github.com/containers/common/pkg/config/containers.conf +++ b/vendor/github.com/containers/common/pkg/config/containers.conf @@ -341,6 +341,15 @@ default_sysctls = [ # #events_logger = "journald" +# A is a list of directories which are used to search for helper binaries. +# +#helper_binaries_dir = [ +# "/usr/local/libexec/podman", +# "/usr/local/lib/podman", +# "/usr/libexec/podman", +# "/usr/lib/podman", +#] + # Path to OCI hooks directories for automatically executed hooks. # #hooks_dir = [ diff --git a/vendor/github.com/containers/common/pkg/config/default.go b/vendor/github.com/containers/common/pkg/config/default.go index b8dc21475..db5ba6936 100644 --- a/vendor/github.com/containers/common/pkg/config/default.go +++ b/vendor/github.com/containers/common/pkg/config/default.go @@ -84,10 +84,6 @@ var ( "/usr/lib/cni", "/opt/cni/bin", } - - // DefaultRootlessNetwork is the kind of of rootless networking - // for containers - DefaultRootlessNetwork = "slirp4netns" ) const ( @@ -197,7 +193,7 @@ func DefaultConfig() (*Config, error) { NoHosts: false, PidsLimit: DefaultPidsLimit, PidNS: "private", - RootlessNetworking: DefaultRootlessNetwork, + RootlessNetworking: getDefaultRootlessNetwork(), ShmSize: DefaultShmSize, TZ: "", Umask: "0022", @@ -251,6 +247,7 @@ func defaultConfigFromMemory() (*EngineConfig, error) { c.StaticDir = filepath.Join(storeOpts.GraphRoot, "libpod") c.VolumePath = filepath.Join(storeOpts.GraphRoot, "volumes") + c.HelperBinariesDir = defaultHelperBinariesDir c.HooksDir = DefaultHooksDirs c.ImageDefaultTransport = _defaultTransport c.StateType = BoltDBStateStore diff --git a/vendor/github.com/containers/common/pkg/config/default_linux.go b/vendor/github.com/containers/common/pkg/config/default_linux.go index f61d9ba54..c68c0b130 100644 --- a/vendor/github.com/containers/common/pkg/config/default_linux.go +++ b/vendor/github.com/containers/common/pkg/config/default_linux.go @@ -13,6 +13,12 @@ const ( oldMaxSize = uint64(1048576) ) +// getDefaultRootlessNetwork returns the default rootless network configuration. +// It is "slirp4netns" for Linux. +func getDefaultRootlessNetwork() string { + return "slirp4netns" +} + // getDefaultProcessLimits returns the nproc for the current process in ulimits format // Note that nfile sometimes cannot be set to unlimited, and the limit is hardcoded // to (oldMaxSize) 1048576 (2^20), see: http://stackoverflow.com/a/1213069/1811501 diff --git a/vendor/github.com/containers/common/pkg/config/default_unsupported.go b/vendor/github.com/containers/common/pkg/config/default_unsupported.go index 1ae1dd12c..e38fb810d 100644 --- a/vendor/github.com/containers/common/pkg/config/default_unsupported.go +++ b/vendor/github.com/containers/common/pkg/config/default_unsupported.go @@ -2,6 +2,12 @@ package config +// getDefaultRootlessNetwork returns the default rootless network configuration. +// It is "cni" for non-Linux OSes (to better support `podman-machine` usecases). +func getDefaultRootlessNetwork() string { + return "cni" +} + // isCgroup2UnifiedMode returns whether we are running in cgroup2 mode. func isCgroup2UnifiedMode() (isUnified bool, isUnifiedErr error) { return false, nil diff --git a/vendor/github.com/containers/common/pkg/config/util_supported.go b/vendor/github.com/containers/common/pkg/config/util_supported.go index 417e3a375..33e4a9e8f 100644 --- a/vendor/github.com/containers/common/pkg/config/util_supported.go +++ b/vendor/github.com/containers/common/pkg/config/util_supported.go @@ -48,7 +48,7 @@ func getRuntimeDir() (string, error) { } } if runtimeDir == "" { - tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("run-%s", uid)) + tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("podman-run-%s", uid)) if err := os.MkdirAll(tmpDir, 0700); err != nil { logrus.Debugf("unable to make temp dir %v", err) } diff --git a/vendor/github.com/containers/common/version/version.go b/vendor/github.com/containers/common/version/version.go index 2e2d557e3..f248f0c7a 100644 --- a/vendor/github.com/containers/common/version/version.go +++ b/vendor/github.com/containers/common/version/version.go @@ -1,4 +1,4 @@ package version // Version is the version of the build. -const Version = "0.43.3-dev" +const Version = "0.44.0" diff --git a/vendor/github.com/containers/psgo/go.mod b/vendor/github.com/containers/psgo/go.mod index 5f3341aa9..699874cf7 100644 --- a/vendor/github.com/containers/psgo/go.mod +++ b/vendor/github.com/containers/psgo/go.mod @@ -1,11 +1,10 @@ module github.com/containers/psgo -go 1.12 +go 1.13 require ( - github.com/opencontainers/runc v0.0.0-20190425234816-dae70e8efea4 - github.com/pkg/errors v0.0.0-20190227000051-27936f6d90f9 - github.com/sirupsen/logrus v0.0.0-20190403091019-9b3cdde74fbe - github.com/stretchr/testify v1.5.1 - golang.org/x/sys v0.0.0-20190425145619-16072639606e + github.com/opencontainers/runc v1.0.2 + github.com/sirupsen/logrus v1.8.1 + github.com/stretchr/testify v1.7.0 + golang.org/x/sys v0.0.0-20210817190340-bfb29a6856f2 ) diff --git a/vendor/github.com/containers/psgo/go.sum b/vendor/github.com/containers/psgo/go.sum index 781b26f2b..0ba04956f 100644 --- a/vendor/github.com/containers/psgo/go.sum +++ b/vendor/github.com/containers/psgo/go.sum @@ -1,27 +1,78 @@ +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/bits-and-blooms/bitset v1.2.0/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edYb8uY+O0FJTyyDA= +github.com/checkpoint-restore/go-criu/v5 v5.0.0/go.mod h1:cfwC0EG7HMUenopBsUf9d89JlCLQIfgVcNsNN0t6T2M= +github.com/cilium/ebpf v0.6.2/go.mod h1:4tRaxcgiL706VnOzHOdBlY8IEAIdxINsQBcU4xJJXRs= +github.com/containerd/console v1.0.2/go.mod h1:ytZPjGgY2oeTkAONYafi2kSj0aYggsf8acV1PGKCbzQ= +github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc= +github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU= +github.com/cyphar/filepath-securejoin v0.2.2/go.mod h1:FpkQEhXnPnOthhzymB7CGsFk2G9VLXONKD9G7QGMM+4= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= -github.com/konsorten/go-windows-terminal-sequences v1.0.1 h1:mweAR1A6xJ3oS2pRaGiHgQ4OO8tzTaLawm8vnODuwDk= -github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ= -github.com/opencontainers/runc v0.0.0-20190425234816-dae70e8efea4 h1:y5PMn9UW9cD5xvjoMs9pJ77zs5DgGkiDv0BI/Qew51o= -github.com/opencontainers/runc v0.0.0-20190425234816-dae70e8efea4/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U= -github.com/pkg/errors v0.0.0-20190227000051-27936f6d90f9 h1:dIsTcVF0w9viTLHXUEkDI7cXITMe+M/MRRM2MwisVow= -github.com/pkg/errors v0.0.0-20190227000051-27936f6d90f9/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk= +github.com/frankban/quicktest v1.11.3/go.mod h1:wRf/ReqHper53s+kmmSZizM8NamnL3IM0I9ntUbOk+k= +github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= +github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= +github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= +github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= +github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= +github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= +github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= +github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= +github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= +github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= +github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= +github.com/moby/sys/mountinfo v0.4.1/go.mod h1:rEr8tzG/lsIZHBtN/JjGG+LMYx9eXgW2JI+6q0qou+A= +github.com/mrunalp/fileutils v0.5.0/go.mod h1:M1WthSahJixYnrXQl/DFQuteStB1weuxD2QJNHXfbSQ= +github.com/opencontainers/runc v1.0.2 h1:opHZMaswlyxz1OuGpBE53Dwe4/xF7EZTY0A2L/FpCOg= +github.com/opencontainers/runc v1.0.2/go.mod h1:aTaHFFwQXuA71CiyxOdFFIorAoemI04suvGRQFzWTD0= +github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417/go.mod h1:jwyrGlmzljRJv/Fgzds9SsS/C5hL+LL3ko9hs6T5lQ0= +github.com/opencontainers/selinux v1.8.2/go.mod h1:MUIHuUEvKB1wtJjQdOyYRgOnLD2xAPP8dBsCoU0KuF8= +github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= -github.com/sirupsen/logrus v0.0.0-20190403091019-9b3cdde74fbe h1:PBQLA9wc7FrXiUBnlfs/diNlg3ZdrP21tzcgL3OlVhU= -github.com/sirupsen/logrus v0.0.0-20190403091019-9b3cdde74fbe/go.mod 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v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE= +google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo= +google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= +google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= +google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= -gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo= +gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/vendor/github.com/containers/psgo/internal/proc/ns.go b/vendor/github.com/containers/psgo/internal/proc/ns.go index 53e5ebda0..4778048f2 100644 --- a/vendor/github.com/containers/psgo/internal/proc/ns.go +++ b/vendor/github.com/containers/psgo/internal/proc/ns.go @@ -19,8 +19,6 @@ import ( "fmt" "io" "os" - - "github.com/pkg/errors" ) type IDMap struct { @@ -51,7 +49,7 @@ func ParseUserNamespace(pid string) (string, error) { func ReadMappings(path string) ([]IDMap, error) { file, err := os.Open(path) if err != nil { - return nil, errors.Wrapf(err, "cannot open %s", path) + return nil, err } defer file.Close() @@ -64,7 +62,7 @@ func ReadMappings(path string) ([]IDMap, error) { if err == io.EOF { return mappings, nil } - return nil, errors.Wrapf(err, "cannot read line from %s", path) + return nil, fmt.Errorf("cannot read line from %s: %w", path, err) } if line == nil { return mappings, nil @@ -72,7 +70,7 @@ func ReadMappings(path string) ([]IDMap, error) { containerID, hostID, size := 0, 0, 0 if _, err := fmt.Sscanf(string(line), "%d %d %d", &containerID, &hostID, &size); err != nil { - return nil, errors.Wrapf(err, "cannot parse %s", string(line)) + return nil, fmt.Errorf("cannot parse %s: %w", string(line), err) } mappings = append(mappings, IDMap{ContainerID: containerID, HostID: hostID, Size: size}) } diff --git a/vendor/github.com/containers/psgo/internal/proc/status.go b/vendor/github.com/containers/psgo/internal/proc/status.go index df31139f8..2753915fd 100644 --- a/vendor/github.com/containers/psgo/internal/proc/status.go +++ b/vendor/github.com/containers/psgo/internal/proc/status.go @@ -20,8 +20,6 @@ import ( "os" "os/exec" "strings" - - "github.com/pkg/errors" ) // Status is a direct translation of a `/proc/[pid]/status`, which provides much @@ -251,12 +249,12 @@ func parseStatus(pid string, lines []string) (*Status, error) { s.TracerPid = fields[1] case "Uid:": if len(fields) != 5 { - return nil, errors.Wrap(errUnexpectedInput, line) + return nil, fmt.Errorf(line+": %w", errUnexpectedInput) } s.Uids = []string{fields[1], fields[2], fields[3], fields[4]} case "Gid:": if len(fields) != 5 { - return nil, errors.Wrap(errUnexpectedInput, line) + return nil, fmt.Errorf(line+": %w", errUnexpectedInput) } s.Gids = []string{fields[1], fields[2], fields[3], fields[4]} case "FDSize:": diff --git a/vendor/github.com/containers/psgo/internal/process/process.go b/vendor/github.com/containers/psgo/internal/process/process.go index a581921d5..8fd49e416 100644 --- a/vendor/github.com/containers/psgo/internal/process/process.go +++ b/vendor/github.com/containers/psgo/internal/process/process.go @@ -15,6 +15,8 @@ package process import ( + "errors" + "fmt" "os" "strconv" "time" @@ -22,7 +24,6 @@ import ( "github.com/containers/psgo/internal/host" "github.com/containers/psgo/internal/proc" "github.com/opencontainers/runc/libcontainer/user" - "github.com/pkg/errors" ) // Process includes process-related from the /proc FS. @@ -50,7 +51,7 @@ type Process struct { func LookupGID(gid string) (string, error) { gidNum, err := strconv.Atoi(gid) if err != nil { - return "", errors.Wrap(err, "error parsing group ID") + return "", fmt.Errorf("error parsing group ID: %w", err) } g, err := user.LookupGid(gidNum) if err != nil { @@ -64,7 +65,7 @@ func LookupGID(gid string) (string, error) { func LookupUID(uid string) (string, error) { uidNum, err := strconv.Atoi(uid) if err != nil { - return "", errors.Wrap(err, "error parsing user ID") + return "", fmt.Errorf("error parsing user ID: %w", err) } u, err := user.LookupUid(uidNum) if err != nil { @@ -107,7 +108,7 @@ func FromPIDs(pids []string, joinUserNS bool) ([]*Process, error) { for _, pid := range pids { p, err := New(pid, joinUserNS) if err != nil { - if os.IsNotExist(errors.Cause(err)) { + if errors.Is(err, os.ErrNotExist) { // proc parsing is racy // Let's ignore "does not exist" errors continue diff --git a/vendor/github.com/containers/psgo/psgo.go b/vendor/github.com/containers/psgo/psgo.go index 7c74fd716..b0569fa1c 100644 --- a/vendor/github.com/containers/psgo/psgo.go +++ b/vendor/github.com/containers/psgo/psgo.go @@ -27,6 +27,7 @@ package psgo import ( + "errors" "fmt" "io/ioutil" "os" @@ -40,7 +41,6 @@ import ( "github.com/containers/psgo/internal/dev" "github.com/containers/psgo/internal/proc" "github.com/containers/psgo/internal/process" - "github.com/pkg/errors" "golang.org/x/sys/unix" ) @@ -109,7 +109,7 @@ func findID(idStr string, mapping []IDMap, lookupFunc func(uid string) (string, id, err := strconv.ParseInt(idStr, 10, 0) if err != nil { - return "", errors.Wrapf(err, "cannot parse %s", idStr) + return "", fmt.Errorf("cannot parse ID: %w", err) } for _, m := range mapping { if int(id) >= m.ContainerID && int(id) < m.ContainerID+m.Size { @@ -122,7 +122,7 @@ func findID(idStr string, mapping []IDMap, lookupFunc func(uid string) (string, // User not found, read the overflow overflow, err := ioutil.ReadFile(overflowFile) if err != nil { - return "", errors.Wrapf(err, "cannot read %s", overflowFile) + return "", err } return string(overflow), nil } @@ -147,7 +147,7 @@ func translateDescriptors(descriptors []string) ([]aixFormatDescriptor, error) { } } if !found { - return nil, errors.Wrapf(ErrUnknownDescriptor, "'%s'", d) + return nil, fmt.Errorf("'%s': %w", d, ErrUnknownDescriptor) } } @@ -412,13 +412,13 @@ func JoinNamespaceAndProcessInfoWithOptions(pid string, descriptors []string, op // extract user namespaces prior to joining the mount namespace currentUserNs, err := proc.ParseUserNamespace("self") if err != nil { - dataErr = errors.Wrapf(err, "error determining user namespace") + dataErr = fmt.Errorf("error determining user namespace: %w", err) return } pidUserNs, err := proc.ParseUserNamespace(pid) if err != nil { - dataErr = errors.Wrapf(err, "error determining user namespace of PID %s", pid) + dataErr = fmt.Errorf("error determining user namespace of PID %s: %w", pid, err) } // join the mount namespace of pid @@ -478,11 +478,11 @@ func JoinNamespaceAndProcessInfoByPidsWithOptions(pids []string, descriptors []s for _, pid := range pids { ns, err := proc.ParsePIDNamespace(pid) if err != nil { - if os.IsNotExist(errors.Cause(err)) { + if errors.Is(err, os.ErrNotExist) { // catch race conditions continue } - return nil, errors.Wrapf(err, "error extracting PID namespace") + return nil, fmt.Errorf("error extracting PID namespace: %w", err) } if _, exists := nsMap[ns]; !exists { nsMap[ns] = true @@ -493,7 +493,7 @@ func JoinNamespaceAndProcessInfoByPidsWithOptions(pids []string, descriptors []s data := [][]string{} for i, pid := range pidList { pidData, err := JoinNamespaceAndProcessInfoWithOptions(pid, descriptors, options) - if os.IsNotExist(errors.Cause(err)) { + if errors.Is(err, os.ErrNotExist) { // catch race conditions continue } diff --git a/vendor/github.com/containers/psgo/vendor.conf b/vendor/github.com/containers/psgo/vendor.conf deleted file mode 100644 index 1fba46ec1..000000000 --- a/vendor/github.com/containers/psgo/vendor.conf +++ /dev/null @@ -1,8 +0,0 @@ -github.com/davecgh/go-spew master -github.com/opencontainers/runc master -github.com/pkg/errors master -github.com/pmezard/go-difflib master -github.com/sirupsen/logrus master -github.com/stretchr/testify master -golang.org/x/crypto master -golang.org/x/sys master diff --git a/vendor/github.com/containers/storage/VERSION b/vendor/github.com/containers/storage/VERSION index 2aeaa11ee..39fc130ef 100644 --- a/vendor/github.com/containers/storage/VERSION +++ b/vendor/github.com/containers/storage/VERSION @@ -1 +1 @@ -1.35.0 +1.36.0 diff --git a/vendor/github.com/containers/storage/go.mod b/vendor/github.com/containers/storage/go.mod index 10204a12a..911469182 100644 --- a/vendor/github.com/containers/storage/go.mod +++ b/vendor/github.com/containers/storage/go.mod @@ -5,20 +5,25 @@ module github.com/containers/storage require ( github.com/BurntSushi/toml v0.4.1 github.com/Microsoft/go-winio v0.5.0 - github.com/Microsoft/hcsshim v0.8.20 + github.com/Microsoft/hcsshim v0.8.22 + github.com/containerd/stargz-snapshotter/estargz v0.8.0 github.com/docker/go-units v0.4.0 + github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect github.com/google/go-intervals v0.0.2 + github.com/google/uuid v1.2.0 // indirect github.com/hashicorp/go-multierror v1.1.1 github.com/json-iterator/go v1.1.11 - github.com/klauspost/compress v1.13.4 + github.com/klauspost/compress v1.13.5 github.com/klauspost/pgzip v1.2.5 github.com/mattn/go-shellwords v1.0.12 github.com/mistifyio/go-zfs v2.1.2-0.20190413222219-f784269be439+incompatible github.com/moby/sys/mountinfo v0.4.1 + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.1 // indirect github.com/opencontainers/go-digest v1.0.0 github.com/opencontainers/runc v1.0.2 github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417 - github.com/opencontainers/selinux v1.8.4 + github.com/opencontainers/selinux v1.8.5 github.com/pkg/errors v0.9.1 github.com/sirupsen/logrus v1.8.1 github.com/stretchr/testify v1.7.0 @@ -28,5 +33,6 @@ require ( github.com/vbatts/tar-split v0.11.2 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 golang.org/x/sys v0.0.0-20210820121016-41cdb8703e55 + gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect gotest.tools v2.2.0+incompatible ) diff --git a/vendor/github.com/containers/storage/go.sum b/vendor/github.com/containers/storage/go.sum index 1f5be8df5..5cc5da6d3 100644 --- a/vendor/github.com/containers/storage/go.sum +++ b/vendor/github.com/containers/storage/go.sum @@ -1,302 +1,85 @@ bazil.org/fuse v0.0.0-20160811212531-371fbbdaa898/go.mod h1:Xbm+BRKSBEpa4q4hTSxohYNQpsxXPbPry4JJWOB3LB8= cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= -cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= -cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU= -cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU= -cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY= -cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc= -cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0= -cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To= -cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4= -cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M= -cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bPc= -cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o= -cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE= -cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc= -cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE= -cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk= -cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I= -cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw= -cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA= -cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw= -cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos= -cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk= -dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU= -github.com/Azure/azure-sdk-for-go v16.2.1+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc= -github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8= -github.com/Azure/go-autorest v10.8.1+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24= -github.com/Azure/go-autorest v14.2.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24= -github.com/Azure/go-autorest/autorest v0.11.1/go.mod h1:JFgpikqFJ/MleTTxwepExTKnFUKKszPS8UavbQYUMuw= -github.com/Azure/go-autorest/autorest/adal v0.9.0/go.mod h1:/c022QCutn2P7uY+/oQWWNcK9YU+MH96NgK+jErpbcg= -github.com/Azure/go-autorest/autorest/adal v0.9.5/go.mod h1:B7KF7jKIeC9Mct5spmyCB/A8CG/sEz1vwIRGv/bbw7A= -github.com/Azure/go-autorest/autorest/date v0.3.0/go.mod h1:BI0uouVdmngYNUzGWeSYnokU+TrmwEsOqdt8Y6sso74= -github.com/Azure/go-autorest/autorest/mocks v0.4.0/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k= -github.com/Azure/go-autorest/autorest/mocks v0.4.1/go.mod h1:LTp+uSrOhSkaKrUy935gNZuuIPPVsHlr9DSOxSayd+k= -github.com/Azure/go-autorest/logger v0.2.0/go.mod h1:T9E3cAhj2VqvPOtCYAvby9aBXkZmbF5NWuPV8+WeEW8= -github.com/Azure/go-autorest/tracing v0.6.0/go.mod h1:+vhtPC754Xsa23ID7GlGsrdKBpUA79WCAKPPZVC2DeU= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/BurntSushi/toml v0.4.1 h1:GaI7EiDXDRfa8VshkTj7Fym7ha+y8/XxIgD2okUIjLw= github.com/BurntSushi/toml v0.4.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ= -github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo= -github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA= -github.com/Microsoft/go-winio v0.4.14/go.mod h1:qXqCSQ3Xa7+6tgxaGTIe4Kpcdsi+P8jBhyzoq1bpyYA= -github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5/go.mod h1:tTuCMEN+UleMWgg9dVx4Hu52b1bJo+59jBh3ajtinzw= 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-google.golang.org/genproto v0.0.0-20201110150050-8816d57aaa9a/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no= -google.golang.org/grpc v0.0.0-20160317175043-d3ddb4469d5a/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw= google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c= google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38= google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM= -google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM= google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg= -google.golang.org/grpc v1.23.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg= -google.golang.org/grpc v1.24.0/go.mod h1:XDChyiUovWa60DnaeDeZmSW86xtLtjtZbwvSiRnRtcA= google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY= google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= -google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= -google.golang.org/grpc v1.30.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak= google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc= google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8= google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0= @@ -889,79 +332,22 @@ google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzi google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod 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-k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA= -rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8= -rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0= -rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA= -sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.14/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg= -sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.15/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg= -sigs.k8s.io/structured-merge-diff/v4 v4.0.2/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= -sigs.k8s.io/structured-merge-diff/v4 v4.0.3/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= -sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= -sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc= diff --git a/vendor/github.com/containers/storage/pkg/chunked/compression.go b/vendor/github.com/containers/storage/pkg/chunked/compression.go index f2811fb9a..96254bc4e 100644 --- a/vendor/github.com/containers/storage/pkg/chunked/compression.go +++ b/vendor/github.com/containers/storage/pkg/chunked/compression.go @@ -1,14 +1,18 @@ package chunked import ( + archivetar "archive/tar" "bytes" "encoding/binary" "fmt" "io" + "strconv" + "github.com/containerd/stargz-snapshotter/estargz" "github.com/containers/storage/pkg/chunked/compressor" "github.com/containers/storage/pkg/chunked/internal" "github.com/klauspost/compress/zstd" + "github.com/klauspost/pgzip" digest "github.com/opencontainers/go-digest" "github.com/pkg/errors" "github.com/vbatts/tar-split/archive/tar" @@ -50,25 +54,129 @@ func isZstdChunkedFrameMagic(data []byte) bool { return bytes.Equal(internal.ZstdChunkedFrameMagic, data[:8]) } +func readEstargzChunkedManifest(blobStream ImageSourceSeekable, blobSize int64, annotations map[string]string) ([]byte, int64, error) { + // information on the format here https://github.com/containerd/stargz-snapshotter/blob/main/docs/stargz-estargz.md + footerSize := int64(51) + if blobSize <= footerSize { + return nil, 0, errors.New("blob too small") + } + chunk := ImageSourceChunk{ + Offset: uint64(blobSize - footerSize), + Length: uint64(footerSize), + } + parts, errs, err := blobStream.GetBlobAt([]ImageSourceChunk{chunk}) + if err != nil { + return nil, 0, err + } + var reader io.ReadCloser + select { + case r := <-parts: + reader = r + case err := <-errs: + return nil, 0, err + } + defer reader.Close() + footer := make([]byte, footerSize) + if _, err := io.ReadFull(reader, footer); err != nil { + return nil, 0, err + } + + /* Read the ToC offset: + - 10 bytes gzip header + - 2 bytes XLEN (length of Extra field) = 26 (4 bytes header + 16 hex digits + len("STARGZ")) + - 2 bytes Extra: SI1 = 'S', SI2 = 'G' + - 2 bytes Extra: LEN = 22 (16 hex digits + len("STARGZ")) + - 22 bytes Extra: subfield = fmt.Sprintf("%016xSTARGZ", offsetOfTOC) + - 5 bytes flate header: BFINAL = 1(last block), BTYPE = 0(non-compressed block), LEN = 0 + - 8 bytes gzip footer + */ + tocOffset, err := strconv.ParseInt(string(footer[16:16+22-6]), 16, 64) + if err != nil { + return nil, 0, errors.Wrap(err, "parse ToC offset") + } + + size := int64(blobSize - footerSize - tocOffset) + // set a reasonable limit + if size > (1<<20)*50 { + return nil, 0, errors.New("manifest too big") + } + + chunk = ImageSourceChunk{ + Offset: uint64(tocOffset), + Length: uint64(size), + } + parts, errs, err = blobStream.GetBlobAt([]ImageSourceChunk{chunk}) + if err != nil { + return nil, 0, err + } + + var tocReader io.ReadCloser + select { + case r := <-parts: + tocReader = r + case err := <-errs: + return nil, 0, err + } + defer tocReader.Close() + + r, err := pgzip.NewReader(tocReader) + if err != nil { + return nil, 0, err + } + defer r.Close() + + aTar := archivetar.NewReader(r) + + header, err := aTar.Next() + if err != nil { + return nil, 0, err + } + // set a reasonable limit + if header.Size > (1<<20)*50 { + return nil, 0, errors.New("manifest too big") + } + + manifestUncompressed := make([]byte, header.Size) + if _, err := io.ReadFull(aTar, manifestUncompressed); err != nil { + return nil, 0, err + } + + manifestDigester := digest.Canonical.Digester() + manifestChecksum := manifestDigester.Hash() + if _, err := manifestChecksum.Write(manifestUncompressed); err != nil { + return nil, 0, err + } + + d, err := digest.Parse(annotations[estargz.TOCJSONDigestAnnotation]) + if err != nil { + return nil, 0, err + } + if manifestDigester.Digest() != d { + return nil, 0, errors.New("invalid manifest checksum") + } + + return manifestUncompressed, tocOffset, nil +} + // readZstdChunkedManifest reads the zstd:chunked manifest from the seekable stream blobStream. The blob total size must // be specified. // This function uses the io.containers.zstd-chunked. annotations when specified. -func readZstdChunkedManifest(blobStream ImageSourceSeekable, blobSize int64, annotations map[string]string) ([]byte, error) { +func readZstdChunkedManifest(blobStream ImageSourceSeekable, blobSize int64, annotations map[string]string) ([]byte, int64, error) { footerSize := int64(internal.FooterSizeSupported) if blobSize <= footerSize { - return nil, errors.New("blob too small") + return nil, 0, errors.New("blob too small") } manifestChecksumAnnotation := annotations[internal.ManifestChecksumKey] if manifestChecksumAnnotation == "" { - return nil, fmt.Errorf("manifest checksum annotation %q not found", internal.ManifestChecksumKey) + return nil, 0, fmt.Errorf("manifest checksum annotation %q not found", internal.ManifestChecksumKey) } var offset, length, lengthUncompressed, manifestType uint64 if offsetMetadata := annotations[internal.ManifestInfoKey]; offsetMetadata != "" { if _, err := fmt.Sscanf(offsetMetadata, "%d:%d:%d:%d", &offset, &length, &lengthUncompressed, &manifestType); err != nil { - return nil, err + return nil, 0, err } } else { chunk := ImageSourceChunk{ @@ -77,18 +185,18 @@ func readZstdChunkedManifest(blobStream ImageSourceSeekable, blobSize int64, ann } parts, errs, err := blobStream.GetBlobAt([]ImageSourceChunk{chunk}) if err != nil { - return nil, err + return nil, 0, err } var reader io.ReadCloser select { case r := <-parts: reader = r case err := <-errs: - return nil, err + return nil, 0, err } footer := make([]byte, footerSize) if _, err := io.ReadFull(reader, footer); err != nil { - return nil, err + return nil, 0, err } offset = binary.LittleEndian.Uint64(footer[0:8]) @@ -96,20 +204,20 @@ func readZstdChunkedManifest(blobStream ImageSourceSeekable, blobSize int64, ann lengthUncompressed = binary.LittleEndian.Uint64(footer[16:24]) manifestType = binary.LittleEndian.Uint64(footer[24:32]) if !isZstdChunkedFrameMagic(footer[32:40]) { - return nil, errors.New("invalid magic number") + return nil, 0, errors.New("invalid magic number") } } if manifestType != internal.ManifestTypeCRFS { - return nil, errors.New("invalid manifest type") + return nil, 0, errors.New("invalid manifest type") } // set a reasonable limit if length > (1<<20)*50 { - return nil, errors.New("manifest too big") + return nil, 0, errors.New("manifest too big") } if lengthUncompressed > (1<<20)*50 { - return nil, errors.New("manifest too big") + return nil, 0, errors.New("manifest too big") } chunk := ImageSourceChunk{ @@ -119,47 +227,47 @@ func readZstdChunkedManifest(blobStream ImageSourceSeekable, blobSize int64, ann parts, errs, err := blobStream.GetBlobAt([]ImageSourceChunk{chunk}) if err != nil { - return nil, err + return nil, 0, err } var reader io.ReadCloser select { case r := <-parts: reader = r case err := <-errs: - return nil, err + return nil, 0, err } manifest := make([]byte, length) if _, err := io.ReadFull(reader, manifest); err != nil { - return nil, err + return nil, 0, err } manifestDigester := digest.Canonical.Digester() manifestChecksum := manifestDigester.Hash() if _, err := manifestChecksum.Write(manifest); err != nil { - return nil, err + return nil, 0, err } d, err := digest.Parse(manifestChecksumAnnotation) if err != nil { - return nil, err + return nil, 0, err } if manifestDigester.Digest() != d { - return nil, errors.New("invalid manifest checksum") + return nil, 0, errors.New("invalid manifest checksum") } decoder, err := zstd.NewReader(nil) if err != nil { - return nil, err + return nil, 0, err } defer decoder.Close() b := make([]byte, 0, lengthUncompressed) if decoded, err := decoder.DecodeAll(manifest, b); err == nil { - return decoded, nil + return decoded, int64(offset), nil } - return manifest, nil + return manifest, int64(offset), nil } // ZstdCompressor is a CompressorFunc for the zstd compression algorithm. diff --git a/vendor/github.com/containers/storage/pkg/chunked/compressor/compressor.go b/vendor/github.com/containers/storage/pkg/chunked/compressor/compressor.go index a205b73fd..092cf584a 100644 --- a/vendor/github.com/containers/storage/pkg/chunked/compressor/compressor.go +++ b/vendor/github.com/containers/storage/pkg/chunked/compressor/compressor.go @@ -50,7 +50,7 @@ func writeZstdChunkedStream(destFile io.Writer, outMetadata map[string]string, r return offset, nil } - var metadata []internal.ZstdFileMetadata + var metadata []internal.FileMetadata for { hdr, err := tr.Next() if err != nil { @@ -112,7 +112,7 @@ func writeZstdChunkedStream(destFile io.Writer, outMetadata map[string]string, r for k, v := range hdr.Xattrs { xattrs[k] = base64.StdEncoding.EncodeToString([]byte(v)) } - m := internal.ZstdFileMetadata{ + m := internal.FileMetadata{ Type: typ, Name: hdr.Name, Linkname: hdr.Linkname, diff --git a/vendor/github.com/containers/storage/pkg/chunked/internal/compression.go b/vendor/github.com/containers/storage/pkg/chunked/internal/compression.go index af0025c20..c91c43d85 100644 --- a/vendor/github.com/containers/storage/pkg/chunked/internal/compression.go +++ b/vendor/github.com/containers/storage/pkg/chunked/internal/compression.go @@ -17,12 +17,12 @@ import ( "github.com/opencontainers/go-digest" ) -type ZstdTOC struct { - Version int `json:"version"` - Entries []ZstdFileMetadata `json:"entries"` +type TOC struct { + Version int `json:"version"` + Entries []FileMetadata `json:"entries"` } -type ZstdFileMetadata struct { +type FileMetadata struct { Type string `json:"type"` Name string `json:"name"` Linkname string `json:"linkName,omitempty"` @@ -114,11 +114,11 @@ func appendZstdSkippableFrame(dest io.Writer, data []byte) error { return nil } -func WriteZstdChunkedManifest(dest io.Writer, outMetadata map[string]string, offset uint64, metadata []ZstdFileMetadata, level int) error { +func WriteZstdChunkedManifest(dest io.Writer, outMetadata map[string]string, offset uint64, metadata []FileMetadata, level int) error { // 8 is the size of the zstd skippable frame header + the frame size manifestOffset := offset + 8 - toc := ZstdTOC{ + toc := TOC{ Version: 1, Entries: metadata, } diff --git a/vendor/github.com/containers/storage/pkg/chunked/storage_linux.go b/vendor/github.com/containers/storage/pkg/chunked/storage_linux.go index 3aea77f22..7bd804c44 100644 --- a/vendor/github.com/containers/storage/pkg/chunked/storage_linux.go +++ b/vendor/github.com/containers/storage/pkg/chunked/storage_linux.go @@ -10,19 +10,23 @@ import ( "io/ioutil" "os" "path/filepath" + "reflect" "sort" "strings" "syscall" "time" + "github.com/containerd/stargz-snapshotter/estargz" storage "github.com/containers/storage" graphdriver "github.com/containers/storage/drivers" driversCopy "github.com/containers/storage/drivers/copy" "github.com/containers/storage/pkg/archive" "github.com/containers/storage/pkg/chunked/internal" "github.com/containers/storage/pkg/idtools" + "github.com/containers/storage/pkg/system" "github.com/containers/storage/types" "github.com/klauspost/compress/zstd" + "github.com/klauspost/pgzip" digest "github.com/opencontainers/go-digest" "github.com/pkg/errors" "github.com/sirupsen/logrus" @@ -35,13 +39,22 @@ const ( newFileFlags = (unix.O_CREAT | unix.O_TRUNC | unix.O_EXCL | unix.O_WRONLY) containersOverrideXattr = "user.containers.override_stat" bigDataKey = "zstd-chunked-manifest" + + fileTypeZstdChunked = iota + fileTypeEstargz = iota ) -type chunkedZstdDiffer struct { +type compressedFileType int + +type chunkedDiffer struct { stream ImageSourceSeekable manifest []byte - layersMetadata map[string][]internal.ZstdFileMetadata + layersMetadata map[string][]internal.FileMetadata layersTarget map[string]string + tocOffset int64 + fileType compressedFileType + + gzipReader *pgzip.Reader } func timeToTimespec(time time.Time) (ts unix.Timespec) { @@ -71,7 +84,10 @@ func copyFileContent(srcFd int, destFile string, dirfd int, mode os.FileMode, us defer destDir.Close() doLink := func() error { - return unix.Linkat(srcFd, "", int(destDir.Fd()), destBase, unix.AT_EMPTY_PATH) + // Using unix.AT_EMPTY_PATH requires CAP_DAC_READ_SEARCH while this variant that uses + // /proc/self/fd doesn't and can be used with rootless. + srcPath := fmt.Sprintf("/proc/self/fd/%d", srcFd) + return unix.Linkat(unix.AT_FDCWD, srcPath, int(destDir.Fd()), destBase, unix.AT_SYMLINK_FOLLOW) } err := doLink() @@ -101,26 +117,28 @@ func copyFileContent(srcFd int, destFile string, dirfd int, mode os.FileMode, us return dstFile, st.Size(), err } -func prepareOtherLayersCache(layersMetadata map[string][]internal.ZstdFileMetadata) map[string]map[string]*internal.ZstdFileMetadata { - maps := make(map[string]map[string]*internal.ZstdFileMetadata) +func prepareOtherLayersCache(layersMetadata map[string][]internal.FileMetadata) map[string]map[string][]*internal.FileMetadata { + maps := make(map[string]map[string][]*internal.FileMetadata) for layerID, v := range layersMetadata { - r := make(map[string]*internal.ZstdFileMetadata) + r := make(map[string][]*internal.FileMetadata) for i := range v { - r[v[i].Digest] = &v[i] + if v[i].Digest != "" { + r[v[i].Digest] = append(r[v[i].Digest], &v[i]) + } } maps[layerID] = r } return maps } -func getLayersCache(store storage.Store) (map[string][]internal.ZstdFileMetadata, map[string]string, error) { +func getLayersCache(store storage.Store) (map[string][]internal.FileMetadata, map[string]string, error) { allLayers, err := store.Layers() if err != nil { return nil, nil, err } - layersMetadata := make(map[string][]internal.ZstdFileMetadata) + layersMetadata := make(map[string][]internal.FileMetadata) layersTarget := make(map[string]string) for _, r := range allLayers { manifestReader, err := store.LayerBigData(r.ID, bigDataKey) @@ -132,7 +150,7 @@ func getLayersCache(store storage.Store) (map[string][]internal.ZstdFileMetadata if err != nil { return nil, nil, err } - var toc internal.ZstdTOC + var toc internal.TOC if err := json.Unmarshal(manifest, &toc); err != nil { continue } @@ -152,11 +170,14 @@ func GetDiffer(ctx context.Context, store storage.Store, blobSize int64, annotat if _, ok := annotations[internal.ManifestChecksumKey]; ok { return makeZstdChunkedDiffer(ctx, store, blobSize, annotations, iss) } + if _, ok := annotations[estargz.TOCJSONDigestAnnotation]; ok { + return makeEstargzChunkedDiffer(ctx, store, blobSize, annotations, iss) + } return nil, errors.New("blob type not supported for partial retrieval") } -func makeZstdChunkedDiffer(ctx context.Context, store storage.Store, blobSize int64, annotations map[string]string, iss ImageSourceSeekable) (*chunkedZstdDiffer, error) { - manifest, err := readZstdChunkedManifest(iss, blobSize, annotations) +func makeZstdChunkedDiffer(ctx context.Context, store storage.Store, blobSize int64, annotations map[string]string, iss ImageSourceSeekable) (*chunkedDiffer, error) { + manifest, tocOffset, err := readZstdChunkedManifest(iss, blobSize, annotations) if err != nil { return nil, err } @@ -165,11 +186,33 @@ func makeZstdChunkedDiffer(ctx context.Context, store storage.Store, blobSize in return nil, err } - return &chunkedZstdDiffer{ + return &chunkedDiffer{ stream: iss, manifest: manifest, layersMetadata: layersMetadata, layersTarget: layersTarget, + tocOffset: tocOffset, + fileType: fileTypeZstdChunked, + }, nil +} + +func makeEstargzChunkedDiffer(ctx context.Context, store storage.Store, blobSize int64, annotations map[string]string, iss ImageSourceSeekable) (*chunkedDiffer, error) { + manifest, tocOffset, err := readEstargzChunkedManifest(iss, blobSize, annotations) + if err != nil { + return nil, err + } + layersMetadata, layersTarget, err := getLayersCache(store) + if err != nil { + return nil, err + } + + return &chunkedDiffer{ + stream: iss, + manifest: manifest, + layersMetadata: layersMetadata, + layersTarget: layersTarget, + tocOffset: tocOffset, + fileType: fileTypeEstargz, }, nil } @@ -179,7 +222,7 @@ func makeZstdChunkedDiffer(ctx context.Context, store storage.Store, blobSize in // otherFile contains the metadata for the file. // dirfd is an open file descriptor to the destination root directory. // useHardLinks defines whether the deduplication can be performed using hard links. -func copyFileFromOtherLayer(file internal.ZstdFileMetadata, source string, otherFile *internal.ZstdFileMetadata, dirfd int, useHardLinks bool) (bool, *os.File, int64, error) { +func copyFileFromOtherLayer(file *internal.FileMetadata, source string, otherFile *internal.FileMetadata, dirfd int, useHardLinks bool) (bool, *os.File, int64, error) { srcDirfd, err := unix.Open(source, unix.O_RDONLY, 0) if err != nil { return false, nil, 0, err @@ -199,30 +242,98 @@ func copyFileFromOtherLayer(file internal.ZstdFileMetadata, source string, other return true, dstFile, written, err } +// canDedupMetadataWithHardLink says whether it is possible to deduplicate file with otherFile. +// It checks that the two files have the same UID, GID, file mode and xattrs. +func canDedupMetadataWithHardLink(file *internal.FileMetadata, otherFile *internal.FileMetadata) bool { + if file.UID != otherFile.UID { + return false + } + if file.GID != otherFile.GID { + return false + } + if file.Mode != otherFile.Mode { + return false + } + if !reflect.DeepEqual(file.Xattrs, otherFile.Xattrs) { + return false + } + return true +} + +// canDedupFileWithHardLink checks if the specified file can be deduplicated by an +// open file, given its descriptor and stat data. +func canDedupFileWithHardLink(file *internal.FileMetadata, fd int, s os.FileInfo) bool { + st, ok := s.Sys().(*syscall.Stat_t) + if !ok { + return false + } + + path := fmt.Sprintf("/proc/self/fd/%d", fd) + + listXattrs, err := system.Llistxattr(path) + if err != nil { + return false + } + + xattrsToIgnore := map[string]interface{}{ + "security.selinux": true, + } + + xattrs := make(map[string]string) + for _, x := range listXattrs { + v, err := system.Lgetxattr(path, x) + if err != nil { + return false + } + + if _, found := xattrsToIgnore[x]; found { + continue + } + xattrs[x] = string(v) + } + // fill only the attributes used by canDedupMetadataWithHardLink. + otherFile := internal.FileMetadata{ + UID: int(st.Uid), + GID: int(st.Gid), + Mode: int64(st.Mode), + Xattrs: xattrs, + } + return canDedupMetadataWithHardLink(file, &otherFile) +} + // findFileInOtherLayers finds the specified file in other layers. // file is the file to look for. // dirfd is an open file descriptor to the checkout root directory. // layersMetadata contains the metadata for each layer in the storage. // layersTarget maps each layer to its checkout on disk. // useHardLinks defines whether the deduplication can be performed using hard links. -func findFileInOtherLayers(file internal.ZstdFileMetadata, dirfd int, layersMetadata map[string]map[string]*internal.ZstdFileMetadata, layersTarget map[string]string, useHardLinks bool) (bool, *os.File, int64, error) { +func findFileInOtherLayers(file *internal.FileMetadata, dirfd int, layersMetadata map[string]map[string][]*internal.FileMetadata, layersTarget map[string]string, useHardLinks bool) (bool, *os.File, int64, error) { // this is ugly, needs to be indexed for layerID, checksums := range layersMetadata { - m, found := checksums[file.Digest] - if !found { - continue - } - source, ok := layersTarget[layerID] if !ok { continue } + files, found := checksums[file.Digest] + if !found { + continue + } + for _, candidate := range files { + // check if it is a valid candidate to dedup file + if useHardLinks && !canDedupMetadataWithHardLink(file, candidate) { + continue + } - found, dstFile, written, err := copyFileFromOtherLayer(file, source, m, dirfd, useHardLinks) - if found && err == nil { - return found, dstFile, written, err + found, dstFile, written, err := copyFileFromOtherLayer(file, source, candidate, dirfd, useHardLinks) + if found && err == nil { + return found, dstFile, written, err + } } } + // If hard links deduplication was used and it has failed, try again without hard links. + if useHardLinks { + return findFileInOtherLayers(file, dirfd, layersMetadata, layersTarget, false) + } return false, nil, 0, nil } @@ -240,7 +351,7 @@ func getFileDigest(f *os.File) (digest.Digest, error) { // file is the file to look for. // dirfd is an open fd to the destination checkout. // useHardLinks defines whether the deduplication can be performed using hard links. -func findFileOnTheHost(file internal.ZstdFileMetadata, dirfd int, useHardLinks bool) (bool, *os.File, int64, error) { +func findFileOnTheHost(file *internal.FileMetadata, dirfd int, useHardLinks bool) (bool, *os.File, int64, error) { sourceFile := filepath.Clean(filepath.Join("/", file.Name)) if !strings.HasPrefix(sourceFile, "/usr/") { // limit host deduplication to files under /usr. @@ -278,6 +389,9 @@ func findFileOnTheHost(file internal.ZstdFileMetadata, dirfd int, useHardLinks b return false, nil, 0, nil } + // check if the open file can be deduplicated with hard links + useHardLinks = useHardLinks && canDedupFileWithHardLink(file, fd, st) + dstFile, written, err := copyFileContent(fd, file.Name, dirfd, 0, useHardLinks) if err != nil { return false, nil, 0, nil @@ -300,7 +414,7 @@ func findFileOnTheHost(file internal.ZstdFileMetadata, dirfd int, useHardLinks b return true, dstFile, written, nil } -func maybeDoIDRemap(manifest []internal.ZstdFileMetadata, options *archive.TarOptions) error { +func maybeDoIDRemap(manifest []internal.FileMetadata, options *archive.TarOptions) error { if options.ChownOpts == nil && len(options.UIDMaps) == 0 || len(options.GIDMaps) == 0 { return nil } @@ -327,7 +441,7 @@ func maybeDoIDRemap(manifest []internal.ZstdFileMetadata, options *archive.TarOp } type missingFile struct { - File *internal.ZstdFileMetadata + File *internal.FileMetadata Gap int64 } @@ -341,7 +455,7 @@ type missingChunk struct { } // setFileAttrs sets the file attributes for file given metadata -func setFileAttrs(file *os.File, mode os.FileMode, metadata *internal.ZstdFileMetadata, options *archive.TarOptions) error { +func setFileAttrs(file *os.File, mode os.FileMode, metadata *internal.FileMetadata, options *archive.TarOptions) error { if file == nil || file.Fd() < 0 { return errors.Errorf("invalid file") } @@ -401,7 +515,7 @@ func openFileUnderRoot(name string, dirfd int, flags uint64, mode os.FileMode) ( return os.NewFile(uintptr(fd), name), nil } -func createFileFromZstdStream(dest string, dirfd int, reader io.Reader, mode os.FileMode, metadata *internal.ZstdFileMetadata, options *archive.TarOptions) (err error) { +func (c *chunkedDiffer) createFileFromCompressedStream(dest string, dirfd int, reader io.Reader, mode os.FileMode, metadata *internal.FileMetadata, options *archive.TarOptions) (err error) { file, err := openFileUnderRoot(metadata.Name, dirfd, newFileFlags, 0) if err != nil { return err @@ -413,18 +527,48 @@ func createFileFromZstdStream(dest string, dirfd int, reader io.Reader, mode os. } }() - z, err := zstd.NewReader(reader) - if err != nil { - return err - } - defer z.Close() - digester := digest.Canonical.Digester() checksum := digester.Hash() - _, err = z.WriteTo(io.MultiWriter(file, checksum)) - if err != nil { - return err + to := io.MultiWriter(file, checksum) + + switch c.fileType { + case fileTypeZstdChunked: + z, err := zstd.NewReader(reader) + if err != nil { + return err + } + defer z.Close() + + if _, err := io.Copy(to, io.LimitReader(z, metadata.Size)); err != nil { + return err + } + if _, err := io.Copy(ioutil.Discard, reader); err != nil { + return err + } + case fileTypeEstargz: + if c.gzipReader == nil { + r, err := pgzip.NewReader(reader) + if err != nil { + return err + } + c.gzipReader = r + } else { + if err := c.gzipReader.Reset(reader); err != nil { + return err + } + } + defer c.gzipReader.Close() + + if _, err := io.Copy(to, io.LimitReader(c.gzipReader, metadata.Size)); err != nil { + return err + } + if _, err := io.Copy(ioutil.Discard, reader); err != nil { + return err + } + default: + return fmt.Errorf("unknown file type %q", c.fileType) } + manifestChecksum, err := digest.Parse(metadata.Digest) if err != nil { return err @@ -435,7 +579,7 @@ func createFileFromZstdStream(dest string, dirfd int, reader io.Reader, mode os. return setFileAttrs(file, mode, metadata, options) } -func storeMissingFiles(streams chan io.ReadCloser, errs chan error, dest string, dirfd int, missingChunks []missingChunk, options *archive.TarOptions) error { +func (c *chunkedDiffer) storeMissingFiles(streams chan io.ReadCloser, errs chan error, dest string, dirfd int, missingChunks []missingChunk, options *archive.TarOptions) error { for mc := 0; ; mc++ { var part io.ReadCloser select { @@ -448,9 +592,10 @@ func storeMissingFiles(streams chan io.ReadCloser, errs chan error, dest string, if mc == len(missingChunks) { break } - return errors.Errorf("invalid stream returned %d %d", mc, len(missingChunks)) + return errors.Errorf("invalid stream returned") } if mc == len(missingChunks) { + part.Close() return errors.Errorf("too many chunks returned") } @@ -459,6 +604,7 @@ func storeMissingFiles(streams chan io.ReadCloser, errs chan error, dest string, limitReader := io.LimitReader(part, mf.Gap) _, err := io.Copy(ioutil.Discard, limitReader) if err != nil { + part.Close() return err } continue @@ -466,7 +612,7 @@ func storeMissingFiles(streams chan io.ReadCloser, errs chan error, dest string, limitReader := io.LimitReader(part, mf.Length()) - if err := createFileFromZstdStream(dest, dirfd, limitReader, os.FileMode(mf.File.Mode), mf.File, options); err != nil { + if err := c.createFileFromCompressedStream(dest, dirfd, limitReader, os.FileMode(mf.File.Mode), mf.File, options); err != nil { part.Close() return err } @@ -505,18 +651,20 @@ func mergeMissingChunks(missingChunks []missingChunk, target int) []missingChunk newMissingChunks = append(newMissingChunks, missingChunks[i]) } else { prev := &newMissingChunks[len(newMissingChunks)-1] - gapFile := missingFile{ - Gap: int64(gap), - } prev.RawChunk.Length += uint64(gap) + missingChunks[i].RawChunk.Length - prev.Files = append(append(prev.Files, gapFile), missingChunks[i].Files...) + if gap > 0 { + gapFile := missingFile{ + Gap: int64(gap), + } + prev.Files = append(prev.Files, gapFile) + } + prev.Files = append(prev.Files, missingChunks[i].Files...) } } - return newMissingChunks } -func retrieveMissingFiles(input *chunkedZstdDiffer, dest string, dirfd int, missingChunks []missingChunk, options *archive.TarOptions) error { +func (c *chunkedDiffer) retrieveMissingFiles(dest string, dirfd int, missingChunks []missingChunk, options *archive.TarOptions) error { var chunksToRequest []ImageSourceChunk for _, c := range missingChunks { chunksToRequest = append(chunksToRequest, c.RawChunk) @@ -527,7 +675,7 @@ func retrieveMissingFiles(input *chunkedZstdDiffer, dest string, dirfd int, miss var err error var errs chan error for { - streams, errs, err = input.stream.GetBlobAt(chunksToRequest) + streams, errs, err = c.stream.GetBlobAt(chunksToRequest) if err == nil { break } @@ -546,13 +694,13 @@ func retrieveMissingFiles(input *chunkedZstdDiffer, dest string, dirfd int, miss return err } - if err := storeMissingFiles(streams, errs, dest, dirfd, missingChunks, options); err != nil { + if err := c.storeMissingFiles(streams, errs, dest, dirfd, missingChunks, options); err != nil { return err } return nil } -func safeMkdir(dirfd int, mode os.FileMode, metadata *internal.ZstdFileMetadata, options *archive.TarOptions) error { +func safeMkdir(dirfd int, mode os.FileMode, metadata *internal.FileMetadata, options *archive.TarOptions) error { parent := filepath.Dir(metadata.Name) base := filepath.Base(metadata.Name) @@ -581,7 +729,7 @@ func safeMkdir(dirfd int, mode os.FileMode, metadata *internal.ZstdFileMetadata, return setFileAttrs(file, mode, metadata, options) } -func safeLink(dirfd int, mode os.FileMode, metadata *internal.ZstdFileMetadata, options *archive.TarOptions) error { +func safeLink(dirfd int, mode os.FileMode, metadata *internal.FileMetadata, options *archive.TarOptions) error { sourceFile, err := openFileUnderRoot(metadata.Linkname, dirfd, unix.O_RDONLY, 0) if err != nil { return err @@ -613,7 +761,7 @@ func safeLink(dirfd int, mode os.FileMode, metadata *internal.ZstdFileMetadata, return setFileAttrs(newFile, mode, metadata, options) } -func safeSymlink(dirfd int, mode os.FileMode, metadata *internal.ZstdFileMetadata, options *archive.TarOptions) error { +func safeSymlink(dirfd int, mode os.FileMode, metadata *internal.FileMetadata, options *archive.TarOptions) error { destDir, destBase := filepath.Dir(metadata.Name), filepath.Base(metadata.Name) destDirFd := dirfd if destDir != "." { @@ -691,7 +839,7 @@ type hardLinkToCreate struct { dest string dirfd int mode os.FileMode - metadata *internal.ZstdFileMetadata + metadata *internal.FileMetadata } func parseBooleanPullOption(storeOpts *storage.StoreOptions, name string, def bool) bool { @@ -701,12 +849,12 @@ func parseBooleanPullOption(storeOpts *storage.StoreOptions, name string, def bo return def } -func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) (graphdriver.DriverWithDifferOutput, error) { +func (c *chunkedDiffer) ApplyDiff(dest string, options *archive.TarOptions) (graphdriver.DriverWithDifferOutput, error) { bigData := map[string][]byte{ - bigDataKey: d.manifest, + bigDataKey: c.manifest, } output := graphdriver.DriverWithDifferOutput{ - Differ: d, + Differ: c, BigData: bigData, } @@ -726,30 +874,21 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) useHardLinks := parseBooleanPullOption(&storeOpts, "use_hard_links", false) // Generate the manifest - var toc internal.ZstdTOC - if err := json.Unmarshal(d.manifest, &toc); err != nil { + var toc internal.TOC + if err := json.Unmarshal(c.manifest, &toc); err != nil { return output, err } whiteoutConverter := archive.GetWhiteoutConverter(options.WhiteoutFormat, options.WhiteoutData) var missingChunks []missingChunk - var mergedEntries []internal.ZstdFileMetadata - if err := maybeDoIDRemap(toc.Entries, options); err != nil { + mergedEntries, err := c.mergeTocEntries(c.fileType, toc.Entries) + if err != nil { return output, err } - - for _, e := range toc.Entries { - if e.Type == TypeChunk { - l := len(mergedEntries) - if l == 0 || mergedEntries[l-1].Type != TypeReg { - return output, errors.New("chunk type without a regular file") - } - mergedEntries[l-1].EndOffset = e.EndOffset - continue - } - mergedEntries = append(mergedEntries, e) + if err := maybeDoIDRemap(mergedEntries, options); err != nil { + return output, err } if options.ForceMask != nil { @@ -768,7 +907,7 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) } defer unix.Close(dirfd) - otherLayersCache := prepareOtherLayersCache(d.layersMetadata) + otherLayersCache := prepareOtherLayersCache(c.layersMetadata) // hardlinks can point to missing files. So create them after all files // are retrieved @@ -870,7 +1009,7 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) totalChunksSize += r.Size - found, dstFile, _, err := findFileInOtherLayers(r, dirfd, otherLayersCache, d.layersTarget, useHardLinks) + found, dstFile, _, err := findFileInOtherLayers(&r, dirfd, otherLayersCache, c.layersTarget, useHardLinks) if err != nil { return output, err } @@ -886,7 +1025,7 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) } if enableHostDedup { - found, dstFile, _, err = findFileOnTheHost(r, dirfd, useHardLinks) + found, dstFile, _, err = findFileOnTheHost(&r, dirfd, useHardLinks) if err != nil { return output, err } @@ -908,9 +1047,11 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) Offset: uint64(r.Offset), Length: uint64(r.EndOffset - r.Offset), } + file := missingFile{ - File: &toc.Entries[i], + File: &mergedEntries[i], } + missingChunks = append(missingChunks, missingChunk{ RawChunk: rawChunk, Files: []missingFile{ @@ -922,7 +1063,7 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) // There are some missing files. Prepare a multirange request for the missing chunks. if len(missingChunks) > 0 { missingChunks = mergeMissingChunks(missingChunks, maxNumberMissingChunks) - if err := retrieveMissingFiles(d, dest, dirfd, missingChunks, options); err != nil { + if err := c.retrieveMissingFiles(dest, dirfd, missingChunks, options); err != nil { return output, err } } @@ -938,3 +1079,37 @@ func (d *chunkedZstdDiffer) ApplyDiff(dest string, options *archive.TarOptions) } return output, nil } + +func (c *chunkedDiffer) mergeTocEntries(fileType compressedFileType, entries []internal.FileMetadata) ([]internal.FileMetadata, error) { + var mergedEntries []internal.FileMetadata + var prevEntry *internal.FileMetadata + for _, entry := range entries { + e := entry + + // ignore the metadata files for the estargz format. + if fileType == fileTypeEstargz && (e.Name == estargz.PrefetchLandmark || e.Name == estargz.NoPrefetchLandmark || e.Name == estargz.TOCTarName) { + continue + } + + if e.Type == TypeChunk { + if prevEntry == nil || prevEntry.Type != TypeReg { + return nil, errors.New("chunk type without a regular file") + } + prevEntry.EndOffset = e.EndOffset + continue + } + mergedEntries = append(mergedEntries, e) + prevEntry = &e + } + // stargz/estargz doesn't store EndOffset so let's calculate it here + lastOffset := c.tocOffset + for i := len(mergedEntries) - 1; i >= 0; i-- { + if mergedEntries[i].EndOffset == 0 { + mergedEntries[i].EndOffset = lastOffset + } + if mergedEntries[i].Offset != 0 { + lastOffset = mergedEntries[i].Offset + } + } + return mergedEntries, nil +} diff --git a/vendor/github.com/containers/storage/pkg/config/config.go b/vendor/github.com/containers/storage/pkg/config/config.go index b9e2658a7..e6622cf14 100644 --- a/vendor/github.com/containers/storage/pkg/config/config.go +++ b/vendor/github.com/containers/storage/pkg/config/config.go @@ -93,6 +93,8 @@ type OverlayOptionsConfig struct { MountProgram string `toml:"mount_program"` // Size Size string `toml:"size"` + // Inodes is used to set a maximum inodes of the container image. + Inodes string `toml:"inodes"` // Do not create a bind mount on the storage home SkipMountHome string `toml:"skip_mount_home"` // ForceMask indicates the permissions mask (e.g. "0755") to use for new @@ -296,6 +298,9 @@ func GetGraphDriverOptions(driverName string, options OptionsConfig) []string { } else if options.Size != "" { doptions = append(doptions, fmt.Sprintf("%s.size=%s", driverName, options.Size)) } + if options.Overlay.Inodes != "" { + doptions = append(doptions, fmt.Sprintf("%s.inodes=%s", driverName, options.Overlay.Inodes)) + } if options.Overlay.SkipMountHome != "" { doptions = append(doptions, fmt.Sprintf("%s.skip_mount_home=%s", driverName, options.Overlay.SkipMountHome)) } else if options.SkipMountHome != "" { diff --git a/vendor/github.com/containers/storage/store.go b/vendor/github.com/containers/storage/store.go index 5e16b9e37..8d6f2c4d7 100644 --- a/vendor/github.com/containers/storage/store.go +++ b/vendor/github.com/containers/storage/store.go @@ -3054,10 +3054,15 @@ func (s *store) Layers() ([]Layer, error) { if err != nil { return nil, err } - if err := lstore.LoadLocked(); err != nil { - return nil, err - } - layers, err := lstore.Layers() + + layers, err := func() ([]Layer, error) { + lstore.Lock() + defer lstore.Unlock() + if err := lstore.Load(); err != nil { + return nil, err + } + return lstore.Layers() + }() if err != nil { return nil, err } diff --git a/vendor/github.com/golang/snappy/.gitignore b/vendor/github.com/golang/snappy/.gitignore deleted file mode 100644 index 042091d9b..000000000 --- a/vendor/github.com/golang/snappy/.gitignore +++ /dev/null @@ -1,16 +0,0 @@ -cmd/snappytool/snappytool -testdata/bench - -# These explicitly listed benchmark data files are for an obsolete version of -# snappy_test.go. -testdata/alice29.txt -testdata/asyoulik.txt -testdata/fireworks.jpeg -testdata/geo.protodata -testdata/html -testdata/html_x_4 -testdata/kppkn.gtb -testdata/lcet10.txt -testdata/paper-100k.pdf -testdata/plrabn12.txt -testdata/urls.10K diff --git a/vendor/github.com/golang/snappy/AUTHORS b/vendor/github.com/golang/snappy/AUTHORS deleted file mode 100644 index 203e84eba..000000000 --- a/vendor/github.com/golang/snappy/AUTHORS +++ /dev/null @@ -1,17 +0,0 @@ -# This is the official list of Snappy-Go authors for copyright purposes. -# This file is distinct from the CONTRIBUTORS files. -# See the latter for an explanation. - -# Names should be added to this file as -# Name or Organization <email address> -# The email address is not required for organizations. - -# Please keep the list sorted. - -Amazon.com, Inc -Damian Gryski <dgryski@gmail.com> -Google Inc. -Jan Mercl <0xjnml@gmail.com> -Klaus Post <klauspost@gmail.com> -Rodolfo Carvalho <rhcarvalho@gmail.com> -Sebastien Binet <seb.binet@gmail.com> diff --git a/vendor/github.com/golang/snappy/CONTRIBUTORS b/vendor/github.com/golang/snappy/CONTRIBUTORS deleted file mode 100644 index d9914732b..000000000 --- a/vendor/github.com/golang/snappy/CONTRIBUTORS +++ /dev/null @@ -1,39 +0,0 @@ -# This is the official list of people who can contribute -# (and typically have contributed) code to the Snappy-Go repository. -# The AUTHORS file lists the copyright holders; this file -# lists people. For example, Google employees are listed here -# but not in AUTHORS, because Google holds the copyright. -# -# The submission process automatically checks to make sure -# that people submitting code are listed in this file (by email address). -# -# Names should be added to this file only after verifying that -# the individual or the individual's organization has agreed to -# the appropriate Contributor License Agreement, found here: -# -# http://code.google.com/legal/individual-cla-v1.0.html -# http://code.google.com/legal/corporate-cla-v1.0.html -# -# The agreement for individuals can be filled out on the web. -# -# When adding J Random Contributor's name to this file, -# either J's name or J's organization's name should be -# added to the AUTHORS file, depending on whether the -# individual or corporate CLA was used. - -# Names should be added to this file like so: -# Name <email address> - -# Please keep the list sorted. - -Damian Gryski <dgryski@gmail.com> -Jan Mercl <0xjnml@gmail.com> -Jonathan Swinney <jswinney@amazon.com> -Kai Backman <kaib@golang.org> -Klaus Post <klauspost@gmail.com> -Marc-Antoine Ruel <maruel@chromium.org> -Nigel Tao <nigeltao@golang.org> -Rob Pike <r@golang.org> -Rodolfo Carvalho <rhcarvalho@gmail.com> -Russ Cox <rsc@golang.org> -Sebastien Binet <seb.binet@gmail.com> diff --git a/vendor/github.com/golang/snappy/README b/vendor/github.com/golang/snappy/README deleted file mode 100644 index cea12879a..000000000 --- a/vendor/github.com/golang/snappy/README +++ /dev/null @@ -1,107 +0,0 @@ -The Snappy compression format in the Go programming language. - -To download and install from source: -$ go get github.com/golang/snappy - -Unless otherwise noted, the Snappy-Go source files are distributed -under the BSD-style license found in the LICENSE file. - - - -Benchmarks. - -The golang/snappy benchmarks include compressing (Z) and decompressing (U) ten -or so files, the same set used by the C++ Snappy code (github.com/google/snappy -and note the "google", not "golang"). On an "Intel(R) Core(TM) i7-3770 CPU @ -3.40GHz", Go's GOARCH=amd64 numbers as of 2016-05-29: - -"go test -test.bench=." - -_UFlat0-8 2.19GB/s ± 0% html -_UFlat1-8 1.41GB/s ± 0% urls -_UFlat2-8 23.5GB/s ± 2% jpg -_UFlat3-8 1.91GB/s ± 0% jpg_200 -_UFlat4-8 14.0GB/s ± 1% pdf -_UFlat5-8 1.97GB/s ± 0% html4 -_UFlat6-8 814MB/s ± 0% txt1 -_UFlat7-8 785MB/s ± 0% txt2 -_UFlat8-8 857MB/s ± 0% txt3 -_UFlat9-8 719MB/s ± 1% txt4 -_UFlat10-8 2.84GB/s ± 0% pb -_UFlat11-8 1.05GB/s ± 0% gaviota - -_ZFlat0-8 1.04GB/s ± 0% html -_ZFlat1-8 534MB/s ± 0% urls -_ZFlat2-8 15.7GB/s ± 1% jpg -_ZFlat3-8 740MB/s ± 3% jpg_200 -_ZFlat4-8 9.20GB/s ± 1% pdf -_ZFlat5-8 991MB/s ± 0% html4 -_ZFlat6-8 379MB/s ± 0% txt1 -_ZFlat7-8 352MB/s ± 0% txt2 -_ZFlat8-8 396MB/s ± 1% txt3 -_ZFlat9-8 327MB/s ± 1% txt4 -_ZFlat10-8 1.33GB/s ± 1% pb -_ZFlat11-8 605MB/s ± 1% gaviota - - - -"go test -test.bench=. -tags=noasm" - -_UFlat0-8 621MB/s ± 2% html -_UFlat1-8 494MB/s ± 1% urls -_UFlat2-8 23.2GB/s ± 1% jpg -_UFlat3-8 1.12GB/s ± 1% jpg_200 -_UFlat4-8 4.35GB/s ± 1% pdf -_UFlat5-8 609MB/s ± 0% html4 -_UFlat6-8 296MB/s ± 0% txt1 -_UFlat7-8 288MB/s ± 0% txt2 -_UFlat8-8 309MB/s ± 1% txt3 -_UFlat9-8 280MB/s ± 1% txt4 -_UFlat10-8 753MB/s ± 0% pb -_UFlat11-8 400MB/s ± 0% gaviota - -_ZFlat0-8 409MB/s ± 1% html -_ZFlat1-8 250MB/s ± 1% urls -_ZFlat2-8 12.3GB/s ± 1% jpg -_ZFlat3-8 132MB/s ± 0% jpg_200 -_ZFlat4-8 2.92GB/s ± 0% pdf -_ZFlat5-8 405MB/s ± 1% html4 -_ZFlat6-8 179MB/s ± 1% txt1 -_ZFlat7-8 170MB/s ± 1% txt2 -_ZFlat8-8 189MB/s ± 1% txt3 -_ZFlat9-8 164MB/s ± 1% txt4 -_ZFlat10-8 479MB/s ± 1% pb -_ZFlat11-8 270MB/s ± 1% gaviota - - - -For comparison (Go's encoded output is byte-for-byte identical to C++'s), here -are the numbers from C++ Snappy's - -make CXXFLAGS="-O2 -DNDEBUG -g" clean snappy_unittest.log && cat snappy_unittest.log - -BM_UFlat/0 2.4GB/s html -BM_UFlat/1 1.4GB/s urls -BM_UFlat/2 21.8GB/s jpg -BM_UFlat/3 1.5GB/s jpg_200 -BM_UFlat/4 13.3GB/s pdf -BM_UFlat/5 2.1GB/s html4 -BM_UFlat/6 1.0GB/s txt1 -BM_UFlat/7 959.4MB/s txt2 -BM_UFlat/8 1.0GB/s txt3 -BM_UFlat/9 864.5MB/s txt4 -BM_UFlat/10 2.9GB/s pb -BM_UFlat/11 1.2GB/s gaviota - -BM_ZFlat/0 944.3MB/s html (22.31 %) -BM_ZFlat/1 501.6MB/s urls (47.78 %) -BM_ZFlat/2 14.3GB/s jpg (99.95 %) -BM_ZFlat/3 538.3MB/s jpg_200 (73.00 %) -BM_ZFlat/4 8.3GB/s pdf (83.30 %) -BM_ZFlat/5 903.5MB/s html4 (22.52 %) -BM_ZFlat/6 336.0MB/s txt1 (57.88 %) -BM_ZFlat/7 312.3MB/s txt2 (61.91 %) -BM_ZFlat/8 353.1MB/s txt3 (54.99 %) -BM_ZFlat/9 289.9MB/s txt4 (66.26 %) -BM_ZFlat/10 1.2GB/s pb (19.68 %) -BM_ZFlat/11 527.4MB/s gaviota (37.72 %) diff --git a/vendor/github.com/golang/snappy/decode_amd64.s b/vendor/github.com/golang/snappy/decode_amd64.s deleted file mode 100644 index e6179f65e..000000000 --- a/vendor/github.com/golang/snappy/decode_amd64.s +++ /dev/null @@ -1,490 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !appengine -// +build gc -// +build !noasm - -#include "textflag.h" - -// The asm code generally follows the pure Go code in decode_other.go, except -// where marked with a "!!!". - -// func decode(dst, src []byte) int -// -// All local variables fit into registers. The non-zero stack size is only to -// spill registers and push args when issuing a CALL. The register allocation: -// - AX scratch -// - BX scratch -// - CX length or x -// - DX offset -// - SI &src[s] -// - DI &dst[d] -// + R8 dst_base -// + R9 dst_len -// + R10 dst_base + dst_len -// + R11 src_base -// + R12 src_len -// + R13 src_base + src_len -// - R14 used by doCopy -// - R15 used by doCopy -// -// The registers R8-R13 (marked with a "+") are set at the start of the -// function, and after a CALL returns, and are not otherwise modified. -// -// The d variable is implicitly DI - R8, and len(dst)-d is R10 - DI. -// The s variable is implicitly SI - R11, and len(src)-s is R13 - SI. -TEXT ·decode(SB), NOSPLIT, $48-56 - // Initialize SI, DI and R8-R13. - MOVQ dst_base+0(FP), R8 - MOVQ dst_len+8(FP), R9 - MOVQ R8, DI - MOVQ R8, R10 - ADDQ R9, R10 - MOVQ src_base+24(FP), R11 - MOVQ src_len+32(FP), R12 - MOVQ R11, SI - MOVQ R11, R13 - ADDQ R12, R13 - -loop: - // for s < len(src) - CMPQ SI, R13 - JEQ end - - // CX = uint32(src[s]) - // - // switch src[s] & 0x03 - MOVBLZX (SI), CX - MOVL CX, BX - ANDL $3, BX - CMPL BX, $1 - JAE tagCopy - - // ---------------------------------------- - // The code below handles literal tags. - - // case tagLiteral: - // x := uint32(src[s] >> 2) - // switch - SHRL $2, CX - CMPL CX, $60 - JAE tagLit60Plus - - // case x < 60: - // s++ - INCQ SI - -doLit: - // This is the end of the inner "switch", when we have a literal tag. - // - // We assume that CX == x and x fits in a uint32, where x is the variable - // used in the pure Go decode_other.go code. - - // length = int(x) + 1 - // - // Unlike the pure Go code, we don't need to check if length <= 0 because - // CX can hold 64 bits, so the increment cannot overflow. - INCQ CX - - // Prepare to check if copying length bytes will run past the end of dst or - // src. - // - // AX = len(dst) - d - // BX = len(src) - s - MOVQ R10, AX - SUBQ DI, AX - MOVQ R13, BX - SUBQ SI, BX - - // !!! Try a faster technique for short (16 or fewer bytes) copies. - // - // if length > 16 || len(dst)-d < 16 || len(src)-s < 16 { - // goto callMemmove // Fall back on calling runtime·memmove. - // } - // - // The C++ snappy code calls this TryFastAppend. It also checks len(src)-s - // against 21 instead of 16, because it cannot assume that all of its input - // is contiguous in memory and so it needs to leave enough source bytes to - // read the next tag without refilling buffers, but Go's Decode assumes - // contiguousness (the src argument is a []byte). - CMPQ CX, $16 - JGT callMemmove - CMPQ AX, $16 - JLT callMemmove - CMPQ BX, $16 - JLT callMemmove - - // !!! Implement the copy from src to dst as a 16-byte load and store. - // (Decode's documentation says that dst and src must not overlap.) - // - // This always copies 16 bytes, instead of only length bytes, but that's - // OK. If the input is a valid Snappy encoding then subsequent iterations - // will fix up the overrun. Otherwise, Decode returns a nil []byte (and a - // non-nil error), so the overrun will be ignored. - // - // Note that on amd64, it is legal and cheap to issue unaligned 8-byte or - // 16-byte loads and stores. This technique probably wouldn't be as - // effective on architectures that are fussier about alignment. - MOVOU 0(SI), X0 - MOVOU X0, 0(DI) - - // d += length - // s += length - ADDQ CX, DI - ADDQ CX, SI - JMP loop - -callMemmove: - // if length > len(dst)-d || length > len(src)-s { etc } - CMPQ CX, AX - JGT errCorrupt - CMPQ CX, BX - JGT errCorrupt - - // copy(dst[d:], src[s:s+length]) - // - // This means calling runtime·memmove(&dst[d], &src[s], length), so we push - // DI, SI and CX as arguments. Coincidentally, we also need to spill those - // three registers to the stack, to save local variables across the CALL. - MOVQ DI, 0(SP) - MOVQ SI, 8(SP) - MOVQ CX, 16(SP) - MOVQ DI, 24(SP) - MOVQ SI, 32(SP) - MOVQ CX, 40(SP) - CALL runtime·memmove(SB) - - // Restore local variables: unspill registers from the stack and - // re-calculate R8-R13. - MOVQ 24(SP), DI - MOVQ 32(SP), SI - MOVQ 40(SP), CX - MOVQ dst_base+0(FP), R8 - MOVQ dst_len+8(FP), R9 - MOVQ R8, R10 - ADDQ R9, R10 - MOVQ src_base+24(FP), R11 - MOVQ src_len+32(FP), R12 - MOVQ R11, R13 - ADDQ R12, R13 - - // d += length - // s += length - ADDQ CX, DI - ADDQ CX, SI - JMP loop - -tagLit60Plus: - // !!! This fragment does the - // - // s += x - 58; if uint(s) > uint(len(src)) { etc } - // - // checks. In the asm version, we code it once instead of once per switch case. - ADDQ CX, SI - SUBQ $58, SI - MOVQ SI, BX - SUBQ R11, BX - CMPQ BX, R12 - JA errCorrupt - - // case x == 60: - CMPL CX, $61 - JEQ tagLit61 - JA tagLit62Plus - - // x = uint32(src[s-1]) - MOVBLZX -1(SI), CX - JMP doLit - -tagLit61: - // case x == 61: - // x = uint32(src[s-2]) | uint32(src[s-1])<<8 - MOVWLZX -2(SI), CX - JMP doLit - -tagLit62Plus: - CMPL CX, $62 - JA tagLit63 - - // case x == 62: - // x = uint32(src[s-3]) | uint32(src[s-2])<<8 | uint32(src[s-1])<<16 - MOVWLZX -3(SI), CX - MOVBLZX -1(SI), BX - SHLL $16, BX - ORL BX, CX - JMP doLit - -tagLit63: - // case x == 63: - // x = uint32(src[s-4]) | uint32(src[s-3])<<8 | uint32(src[s-2])<<16 | uint32(src[s-1])<<24 - MOVL -4(SI), CX - JMP doLit - -// The code above handles literal tags. -// ---------------------------------------- -// The code below handles copy tags. - -tagCopy4: - // case tagCopy4: - // s += 5 - ADDQ $5, SI - - // if uint(s) > uint(len(src)) { etc } - MOVQ SI, BX - SUBQ R11, BX - CMPQ BX, R12 - JA errCorrupt - - // length = 1 + int(src[s-5])>>2 - SHRQ $2, CX - INCQ CX - - // offset = int(uint32(src[s-4]) | uint32(src[s-3])<<8 | uint32(src[s-2])<<16 | uint32(src[s-1])<<24) - MOVLQZX -4(SI), DX - JMP doCopy - -tagCopy2: - // case tagCopy2: - // s += 3 - ADDQ $3, SI - - // if uint(s) > uint(len(src)) { etc } - MOVQ SI, BX - SUBQ R11, BX - CMPQ BX, R12 - JA errCorrupt - - // length = 1 + int(src[s-3])>>2 - SHRQ $2, CX - INCQ CX - - // offset = int(uint32(src[s-2]) | uint32(src[s-1])<<8) - MOVWQZX -2(SI), DX - JMP doCopy - -tagCopy: - // We have a copy tag. We assume that: - // - BX == src[s] & 0x03 - // - CX == src[s] - CMPQ BX, $2 - JEQ tagCopy2 - JA tagCopy4 - - // case tagCopy1: - // s += 2 - ADDQ $2, SI - - // if uint(s) > uint(len(src)) { etc } - MOVQ SI, BX - SUBQ R11, BX - CMPQ BX, R12 - JA errCorrupt - - // offset = int(uint32(src[s-2])&0xe0<<3 | uint32(src[s-1])) - MOVQ CX, DX - ANDQ $0xe0, DX - SHLQ $3, DX - MOVBQZX -1(SI), BX - ORQ BX, DX - - // length = 4 + int(src[s-2])>>2&0x7 - SHRQ $2, CX - ANDQ $7, CX - ADDQ $4, CX - -doCopy: - // This is the end of the outer "switch", when we have a copy tag. - // - // We assume that: - // - CX == length && CX > 0 - // - DX == offset - - // if offset <= 0 { etc } - CMPQ DX, $0 - JLE errCorrupt - - // if d < offset { etc } - MOVQ DI, BX - SUBQ R8, BX - CMPQ BX, DX - JLT errCorrupt - - // if length > len(dst)-d { etc } - MOVQ R10, BX - SUBQ DI, BX - CMPQ CX, BX - JGT errCorrupt - - // forwardCopy(dst[d:d+length], dst[d-offset:]); d += length - // - // Set: - // - R14 = len(dst)-d - // - R15 = &dst[d-offset] - MOVQ R10, R14 - SUBQ DI, R14 - MOVQ DI, R15 - SUBQ DX, R15 - - // !!! Try a faster technique for short (16 or fewer bytes) forward copies. - // - // First, try using two 8-byte load/stores, similar to the doLit technique - // above. Even if dst[d:d+length] and dst[d-offset:] can overlap, this is - // still OK if offset >= 8. Note that this has to be two 8-byte load/stores - // and not one 16-byte load/store, and the first store has to be before the - // second load, due to the overlap if offset is in the range [8, 16). - // - // if length > 16 || offset < 8 || len(dst)-d < 16 { - // goto slowForwardCopy - // } - // copy 16 bytes - // d += length - CMPQ CX, $16 - JGT slowForwardCopy - CMPQ DX, $8 - JLT slowForwardCopy - CMPQ R14, $16 - JLT slowForwardCopy - MOVQ 0(R15), AX - MOVQ AX, 0(DI) - MOVQ 8(R15), BX - MOVQ BX, 8(DI) - ADDQ CX, DI - JMP loop - -slowForwardCopy: - // !!! If the forward copy is longer than 16 bytes, or if offset < 8, we - // can still try 8-byte load stores, provided we can overrun up to 10 extra - // bytes. As above, the overrun will be fixed up by subsequent iterations - // of the outermost loop. - // - // The C++ snappy code calls this technique IncrementalCopyFastPath. Its - // commentary says: - // - // ---- - // - // The main part of this loop is a simple copy of eight bytes at a time - // until we've copied (at least) the requested amount of bytes. However, - // if d and d-offset are less than eight bytes apart (indicating a - // repeating pattern of length < 8), we first need to expand the pattern in - // order to get the correct results. For instance, if the buffer looks like - // this, with the eight-byte <d-offset> and <d> patterns marked as - // intervals: - // - // abxxxxxxxxxxxx - // [------] d-offset - // [------] d - // - // a single eight-byte copy from <d-offset> to <d> will repeat the pattern - // once, after which we can move <d> two bytes without moving <d-offset>: - // - // ababxxxxxxxxxx - // [------] d-offset - // [------] d - // - // and repeat the exercise until the two no longer overlap. - // - // This allows us to do very well in the special case of one single byte - // repeated many times, without taking a big hit for more general cases. - // - // The worst case of extra writing past the end of the match occurs when - // offset == 1 and length == 1; the last copy will read from byte positions - // [0..7] and write to [4..11], whereas it was only supposed to write to - // position 1. Thus, ten excess bytes. - // - // ---- - // - // That "10 byte overrun" worst case is confirmed by Go's - // TestSlowForwardCopyOverrun, which also tests the fixUpSlowForwardCopy - // and finishSlowForwardCopy algorithm. - // - // if length > len(dst)-d-10 { - // goto verySlowForwardCopy - // } - SUBQ $10, R14 - CMPQ CX, R14 - JGT verySlowForwardCopy - -makeOffsetAtLeast8: - // !!! As above, expand the pattern so that offset >= 8 and we can use - // 8-byte load/stores. - // - // for offset < 8 { - // copy 8 bytes from dst[d-offset:] to dst[d:] - // length -= offset - // d += offset - // offset += offset - // // The two previous lines together means that d-offset, and therefore - // // R15, is unchanged. - // } - CMPQ DX, $8 - JGE fixUpSlowForwardCopy - MOVQ (R15), BX - MOVQ BX, (DI) - SUBQ DX, CX - ADDQ DX, DI - ADDQ DX, DX - JMP makeOffsetAtLeast8 - -fixUpSlowForwardCopy: - // !!! Add length (which might be negative now) to d (implied by DI being - // &dst[d]) so that d ends up at the right place when we jump back to the - // top of the loop. Before we do that, though, we save DI to AX so that, if - // length is positive, copying the remaining length bytes will write to the - // right place. - MOVQ DI, AX - ADDQ CX, DI - -finishSlowForwardCopy: - // !!! Repeat 8-byte load/stores until length <= 0. Ending with a negative - // length means that we overrun, but as above, that will be fixed up by - // subsequent iterations of the outermost loop. - CMPQ CX, $0 - JLE loop - MOVQ (R15), BX - MOVQ BX, (AX) - ADDQ $8, R15 - ADDQ $8, AX - SUBQ $8, CX - JMP finishSlowForwardCopy - -verySlowForwardCopy: - // verySlowForwardCopy is a simple implementation of forward copy. In C - // parlance, this is a do/while loop instead of a while loop, since we know - // that length > 0. In Go syntax: - // - // for { - // dst[d] = dst[d - offset] - // d++ - // length-- - // if length == 0 { - // break - // } - // } - MOVB (R15), BX - MOVB BX, (DI) - INCQ R15 - INCQ DI - DECQ CX - JNZ verySlowForwardCopy - JMP loop - -// The code above handles copy tags. -// ---------------------------------------- - -end: - // This is the end of the "for s < len(src)". - // - // if d != len(dst) { etc } - CMPQ DI, R10 - JNE errCorrupt - - // return 0 - MOVQ $0, ret+48(FP) - RET - -errCorrupt: - // return decodeErrCodeCorrupt - MOVQ $1, ret+48(FP) - RET diff --git a/vendor/github.com/golang/snappy/decode_arm64.s b/vendor/github.com/golang/snappy/decode_arm64.s deleted file mode 100644 index 7a3ead17e..000000000 --- a/vendor/github.com/golang/snappy/decode_arm64.s +++ /dev/null @@ -1,494 +0,0 @@ -// Copyright 2020 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !appengine -// +build gc -// +build !noasm - -#include "textflag.h" - -// The asm code generally follows the pure Go code in decode_other.go, except -// where marked with a "!!!". - -// func decode(dst, src []byte) int -// -// All local variables fit into registers. The non-zero stack size is only to -// spill registers and push args when issuing a CALL. The register allocation: -// - R2 scratch -// - R3 scratch -// - R4 length or x -// - R5 offset -// - R6 &src[s] -// - R7 &dst[d] -// + R8 dst_base -// + R9 dst_len -// + R10 dst_base + dst_len -// + R11 src_base -// + R12 src_len -// + R13 src_base + src_len -// - R14 used by doCopy -// - R15 used by doCopy -// -// The registers R8-R13 (marked with a "+") are set at the start of the -// function, and after a CALL returns, and are not otherwise modified. -// -// The d variable is implicitly R7 - R8, and len(dst)-d is R10 - R7. -// The s variable is implicitly R6 - R11, and len(src)-s is R13 - R6. -TEXT ·decode(SB), NOSPLIT, $56-56 - // Initialize R6, R7 and R8-R13. - MOVD dst_base+0(FP), R8 - MOVD dst_len+8(FP), R9 - MOVD R8, R7 - MOVD R8, R10 - ADD R9, R10, R10 - MOVD src_base+24(FP), R11 - MOVD src_len+32(FP), R12 - MOVD R11, R6 - MOVD R11, R13 - ADD R12, R13, R13 - -loop: - // for s < len(src) - CMP R13, R6 - BEQ end - - // R4 = uint32(src[s]) - // - // switch src[s] & 0x03 - MOVBU (R6), R4 - MOVW R4, R3 - ANDW $3, R3 - MOVW $1, R1 - CMPW R1, R3 - BGE tagCopy - - // ---------------------------------------- - // The code below handles literal tags. - - // case tagLiteral: - // x := uint32(src[s] >> 2) - // switch - MOVW $60, R1 - LSRW $2, R4, R4 - CMPW R4, R1 - BLS tagLit60Plus - - // case x < 60: - // s++ - ADD $1, R6, R6 - -doLit: - // This is the end of the inner "switch", when we have a literal tag. - // - // We assume that R4 == x and x fits in a uint32, where x is the variable - // used in the pure Go decode_other.go code. - - // length = int(x) + 1 - // - // Unlike the pure Go code, we don't need to check if length <= 0 because - // R4 can hold 64 bits, so the increment cannot overflow. - ADD $1, R4, R4 - - // Prepare to check if copying length bytes will run past the end of dst or - // src. - // - // R2 = len(dst) - d - // R3 = len(src) - s - MOVD R10, R2 - SUB R7, R2, R2 - MOVD R13, R3 - SUB R6, R3, R3 - - // !!! Try a faster technique for short (16 or fewer bytes) copies. - // - // if length > 16 || len(dst)-d < 16 || len(src)-s < 16 { - // goto callMemmove // Fall back on calling runtime·memmove. - // } - // - // The C++ snappy code calls this TryFastAppend. It also checks len(src)-s - // against 21 instead of 16, because it cannot assume that all of its input - // is contiguous in memory and so it needs to leave enough source bytes to - // read the next tag without refilling buffers, but Go's Decode assumes - // contiguousness (the src argument is a []byte). - CMP $16, R4 - BGT callMemmove - CMP $16, R2 - BLT callMemmove - CMP $16, R3 - BLT callMemmove - - // !!! Implement the copy from src to dst as a 16-byte load and store. - // (Decode's documentation says that dst and src must not overlap.) - // - // This always copies 16 bytes, instead of only length bytes, but that's - // OK. If the input is a valid Snappy encoding then subsequent iterations - // will fix up the overrun. Otherwise, Decode returns a nil []byte (and a - // non-nil error), so the overrun will be ignored. - // - // Note that on arm64, it is legal and cheap to issue unaligned 8-byte or - // 16-byte loads and stores. This technique probably wouldn't be as - // effective on architectures that are fussier about alignment. - LDP 0(R6), (R14, R15) - STP (R14, R15), 0(R7) - - // d += length - // s += length - ADD R4, R7, R7 - ADD R4, R6, R6 - B loop - -callMemmove: - // if length > len(dst)-d || length > len(src)-s { etc } - CMP R2, R4 - BGT errCorrupt - CMP R3, R4 - BGT errCorrupt - - // copy(dst[d:], src[s:s+length]) - // - // This means calling runtime·memmove(&dst[d], &src[s], length), so we push - // R7, R6 and R4 as arguments. Coincidentally, we also need to spill those - // three registers to the stack, to save local variables across the CALL. - MOVD R7, 8(RSP) - MOVD R6, 16(RSP) - MOVD R4, 24(RSP) - MOVD R7, 32(RSP) - MOVD R6, 40(RSP) - MOVD R4, 48(RSP) - CALL runtime·memmove(SB) - - // Restore local variables: unspill registers from the stack and - // re-calculate R8-R13. - MOVD 32(RSP), R7 - MOVD 40(RSP), R6 - MOVD 48(RSP), R4 - MOVD dst_base+0(FP), R8 - MOVD dst_len+8(FP), R9 - MOVD R8, R10 - ADD R9, R10, R10 - MOVD src_base+24(FP), R11 - MOVD src_len+32(FP), R12 - MOVD R11, R13 - ADD R12, R13, R13 - - // d += length - // s += length - ADD R4, R7, R7 - ADD R4, R6, R6 - B loop - -tagLit60Plus: - // !!! This fragment does the - // - // s += x - 58; if uint(s) > uint(len(src)) { etc } - // - // checks. In the asm version, we code it once instead of once per switch case. - ADD R4, R6, R6 - SUB $58, R6, R6 - MOVD R6, R3 - SUB R11, R3, R3 - CMP R12, R3 - BGT errCorrupt - - // case x == 60: - MOVW $61, R1 - CMPW R1, R4 - BEQ tagLit61 - BGT tagLit62Plus - - // x = uint32(src[s-1]) - MOVBU -1(R6), R4 - B doLit - -tagLit61: - // case x == 61: - // x = uint32(src[s-2]) | uint32(src[s-1])<<8 - MOVHU -2(R6), R4 - B doLit - -tagLit62Plus: - CMPW $62, R4 - BHI tagLit63 - - // case x == 62: - // x = uint32(src[s-3]) | uint32(src[s-2])<<8 | uint32(src[s-1])<<16 - MOVHU -3(R6), R4 - MOVBU -1(R6), R3 - ORR R3<<16, R4 - B doLit - -tagLit63: - // case x == 63: - // x = uint32(src[s-4]) | uint32(src[s-3])<<8 | uint32(src[s-2])<<16 | uint32(src[s-1])<<24 - MOVWU -4(R6), R4 - B doLit - - // The code above handles literal tags. - // ---------------------------------------- - // The code below handles copy tags. - -tagCopy4: - // case tagCopy4: - // s += 5 - ADD $5, R6, R6 - - // if uint(s) > uint(len(src)) { etc } - MOVD R6, R3 - SUB R11, R3, R3 - CMP R12, R3 - BGT errCorrupt - - // length = 1 + int(src[s-5])>>2 - MOVD $1, R1 - ADD R4>>2, R1, R4 - - // offset = int(uint32(src[s-4]) | uint32(src[s-3])<<8 | uint32(src[s-2])<<16 | uint32(src[s-1])<<24) - MOVWU -4(R6), R5 - B doCopy - -tagCopy2: - // case tagCopy2: - // s += 3 - ADD $3, R6, R6 - - // if uint(s) > uint(len(src)) { etc } - MOVD R6, R3 - SUB R11, R3, R3 - CMP R12, R3 - BGT errCorrupt - - // length = 1 + int(src[s-3])>>2 - MOVD $1, R1 - ADD R4>>2, R1, R4 - - // offset = int(uint32(src[s-2]) | uint32(src[s-1])<<8) - MOVHU -2(R6), R5 - B doCopy - -tagCopy: - // We have a copy tag. We assume that: - // - R3 == src[s] & 0x03 - // - R4 == src[s] - CMP $2, R3 - BEQ tagCopy2 - BGT tagCopy4 - - // case tagCopy1: - // s += 2 - ADD $2, R6, R6 - - // if uint(s) > uint(len(src)) { etc } - MOVD R6, R3 - SUB R11, R3, R3 - CMP R12, R3 - BGT errCorrupt - - // offset = int(uint32(src[s-2])&0xe0<<3 | uint32(src[s-1])) - MOVD R4, R5 - AND $0xe0, R5 - MOVBU -1(R6), R3 - ORR R5<<3, R3, R5 - - // length = 4 + int(src[s-2])>>2&0x7 - MOVD $7, R1 - AND R4>>2, R1, R4 - ADD $4, R4, R4 - -doCopy: - // This is the end of the outer "switch", when we have a copy tag. - // - // We assume that: - // - R4 == length && R4 > 0 - // - R5 == offset - - // if offset <= 0 { etc } - MOVD $0, R1 - CMP R1, R5 - BLE errCorrupt - - // if d < offset { etc } - MOVD R7, R3 - SUB R8, R3, R3 - CMP R5, R3 - BLT errCorrupt - - // if length > len(dst)-d { etc } - MOVD R10, R3 - SUB R7, R3, R3 - CMP R3, R4 - BGT errCorrupt - - // forwardCopy(dst[d:d+length], dst[d-offset:]); d += length - // - // Set: - // - R14 = len(dst)-d - // - R15 = &dst[d-offset] - MOVD R10, R14 - SUB R7, R14, R14 - MOVD R7, R15 - SUB R5, R15, R15 - - // !!! Try a faster technique for short (16 or fewer bytes) forward copies. - // - // First, try using two 8-byte load/stores, similar to the doLit technique - // above. Even if dst[d:d+length] and dst[d-offset:] can overlap, this is - // still OK if offset >= 8. Note that this has to be two 8-byte load/stores - // and not one 16-byte load/store, and the first store has to be before the - // second load, due to the overlap if offset is in the range [8, 16). - // - // if length > 16 || offset < 8 || len(dst)-d < 16 { - // goto slowForwardCopy - // } - // copy 16 bytes - // d += length - CMP $16, R4 - BGT slowForwardCopy - CMP $8, R5 - BLT slowForwardCopy - CMP $16, R14 - BLT slowForwardCopy - MOVD 0(R15), R2 - MOVD R2, 0(R7) - MOVD 8(R15), R3 - MOVD R3, 8(R7) - ADD R4, R7, R7 - B loop - -slowForwardCopy: - // !!! If the forward copy is longer than 16 bytes, or if offset < 8, we - // can still try 8-byte load stores, provided we can overrun up to 10 extra - // bytes. As above, the overrun will be fixed up by subsequent iterations - // of the outermost loop. - // - // The C++ snappy code calls this technique IncrementalCopyFastPath. Its - // commentary says: - // - // ---- - // - // The main part of this loop is a simple copy of eight bytes at a time - // until we've copied (at least) the requested amount of bytes. However, - // if d and d-offset are less than eight bytes apart (indicating a - // repeating pattern of length < 8), we first need to expand the pattern in - // order to get the correct results. For instance, if the buffer looks like - // this, with the eight-byte <d-offset> and <d> patterns marked as - // intervals: - // - // abxxxxxxxxxxxx - // [------] d-offset - // [------] d - // - // a single eight-byte copy from <d-offset> to <d> will repeat the pattern - // once, after which we can move <d> two bytes without moving <d-offset>: - // - // ababxxxxxxxxxx - // [------] d-offset - // [------] d - // - // and repeat the exercise until the two no longer overlap. - // - // This allows us to do very well in the special case of one single byte - // repeated many times, without taking a big hit for more general cases. - // - // The worst case of extra writing past the end of the match occurs when - // offset == 1 and length == 1; the last copy will read from byte positions - // [0..7] and write to [4..11], whereas it was only supposed to write to - // position 1. Thus, ten excess bytes. - // - // ---- - // - // That "10 byte overrun" worst case is confirmed by Go's - // TestSlowForwardCopyOverrun, which also tests the fixUpSlowForwardCopy - // and finishSlowForwardCopy algorithm. - // - // if length > len(dst)-d-10 { - // goto verySlowForwardCopy - // } - SUB $10, R14, R14 - CMP R14, R4 - BGT verySlowForwardCopy - -makeOffsetAtLeast8: - // !!! As above, expand the pattern so that offset >= 8 and we can use - // 8-byte load/stores. - // - // for offset < 8 { - // copy 8 bytes from dst[d-offset:] to dst[d:] - // length -= offset - // d += offset - // offset += offset - // // The two previous lines together means that d-offset, and therefore - // // R15, is unchanged. - // } - CMP $8, R5 - BGE fixUpSlowForwardCopy - MOVD (R15), R3 - MOVD R3, (R7) - SUB R5, R4, R4 - ADD R5, R7, R7 - ADD R5, R5, R5 - B makeOffsetAtLeast8 - -fixUpSlowForwardCopy: - // !!! Add length (which might be negative now) to d (implied by R7 being - // &dst[d]) so that d ends up at the right place when we jump back to the - // top of the loop. Before we do that, though, we save R7 to R2 so that, if - // length is positive, copying the remaining length bytes will write to the - // right place. - MOVD R7, R2 - ADD R4, R7, R7 - -finishSlowForwardCopy: - // !!! Repeat 8-byte load/stores until length <= 0. Ending with a negative - // length means that we overrun, but as above, that will be fixed up by - // subsequent iterations of the outermost loop. - MOVD $0, R1 - CMP R1, R4 - BLE loop - MOVD (R15), R3 - MOVD R3, (R2) - ADD $8, R15, R15 - ADD $8, R2, R2 - SUB $8, R4, R4 - B finishSlowForwardCopy - -verySlowForwardCopy: - // verySlowForwardCopy is a simple implementation of forward copy. In C - // parlance, this is a do/while loop instead of a while loop, since we know - // that length > 0. In Go syntax: - // - // for { - // dst[d] = dst[d - offset] - // d++ - // length-- - // if length == 0 { - // break - // } - // } - MOVB (R15), R3 - MOVB R3, (R7) - ADD $1, R15, R15 - ADD $1, R7, R7 - SUB $1, R4, R4 - CBNZ R4, verySlowForwardCopy - B loop - - // The code above handles copy tags. - // ---------------------------------------- - -end: - // This is the end of the "for s < len(src)". - // - // if d != len(dst) { etc } - CMP R10, R7 - BNE errCorrupt - - // return 0 - MOVD $0, ret+48(FP) - RET - -errCorrupt: - // return decodeErrCodeCorrupt - MOVD $1, R2 - MOVD R2, ret+48(FP) - RET diff --git a/vendor/github.com/golang/snappy/decode_asm.go b/vendor/github.com/golang/snappy/decode_asm.go deleted file mode 100644 index 7082b3491..000000000 --- a/vendor/github.com/golang/snappy/decode_asm.go +++ /dev/null @@ -1,15 +0,0 @@ -// Copyright 2016 The Snappy-Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !appengine -// +build gc -// +build !noasm -// +build amd64 arm64 - -package snappy - -// decode has the same semantics as in decode_other.go. -// -//go:noescape -func decode(dst, src []byte) int diff --git a/vendor/github.com/golang/snappy/encode_amd64.s b/vendor/github.com/golang/snappy/encode_amd64.s deleted file mode 100644 index adfd979fe..000000000 --- a/vendor/github.com/golang/snappy/encode_amd64.s +++ /dev/null @@ -1,730 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !appengine -// +build gc -// +build !noasm - -#include "textflag.h" - -// The XXX lines assemble on Go 1.4, 1.5 and 1.7, but not 1.6, due to a -// Go toolchain regression. See https://github.com/golang/go/issues/15426 and -// https://github.com/golang/snappy/issues/29 -// -// As a workaround, the package was built with a known good assembler, and -// those instructions were disassembled by "objdump -d" to yield the -// 4e 0f b7 7c 5c 78 movzwq 0x78(%rsp,%r11,2),%r15 -// style comments, in AT&T asm syntax. Note that rsp here is a physical -// register, not Go/asm's SP pseudo-register (see https://golang.org/doc/asm). -// The instructions were then encoded as "BYTE $0x.." sequences, which assemble -// fine on Go 1.6. - -// The asm code generally follows the pure Go code in encode_other.go, except -// where marked with a "!!!". - -// ---------------------------------------------------------------------------- - -// func emitLiteral(dst, lit []byte) int -// -// All local variables fit into registers. The register allocation: -// - AX len(lit) -// - BX n -// - DX return value -// - DI &dst[i] -// - R10 &lit[0] -// -// The 24 bytes of stack space is to call runtime·memmove. -// -// The unusual register allocation of local variables, such as R10 for the -// source pointer, matches the allocation used at the call site in encodeBlock, -// which makes it easier to manually inline this function. -TEXT ·emitLiteral(SB), NOSPLIT, $24-56 - MOVQ dst_base+0(FP), DI - MOVQ lit_base+24(FP), R10 - MOVQ lit_len+32(FP), AX - MOVQ AX, DX - MOVL AX, BX - SUBL $1, BX - - CMPL BX, $60 - JLT oneByte - CMPL BX, $256 - JLT twoBytes - -threeBytes: - MOVB $0xf4, 0(DI) - MOVW BX, 1(DI) - ADDQ $3, DI - ADDQ $3, DX - JMP memmove - -twoBytes: - MOVB $0xf0, 0(DI) - MOVB BX, 1(DI) - ADDQ $2, DI - ADDQ $2, DX - JMP memmove - -oneByte: - SHLB $2, BX - MOVB BX, 0(DI) - ADDQ $1, DI - ADDQ $1, DX - -memmove: - MOVQ DX, ret+48(FP) - - // copy(dst[i:], lit) - // - // This means calling runtime·memmove(&dst[i], &lit[0], len(lit)), so we push - // DI, R10 and AX as arguments. - MOVQ DI, 0(SP) - MOVQ R10, 8(SP) - MOVQ AX, 16(SP) - CALL runtime·memmove(SB) - RET - -// ---------------------------------------------------------------------------- - -// func emitCopy(dst []byte, offset, length int) int -// -// All local variables fit into registers. The register allocation: -// - AX length -// - SI &dst[0] -// - DI &dst[i] -// - R11 offset -// -// The unusual register allocation of local variables, such as R11 for the -// offset, matches the allocation used at the call site in encodeBlock, which -// makes it easier to manually inline this function. -TEXT ·emitCopy(SB), NOSPLIT, $0-48 - MOVQ dst_base+0(FP), DI - MOVQ DI, SI - MOVQ offset+24(FP), R11 - MOVQ length+32(FP), AX - -loop0: - // for length >= 68 { etc } - CMPL AX, $68 - JLT step1 - - // Emit a length 64 copy, encoded as 3 bytes. - MOVB $0xfe, 0(DI) - MOVW R11, 1(DI) - ADDQ $3, DI - SUBL $64, AX - JMP loop0 - -step1: - // if length > 64 { etc } - CMPL AX, $64 - JLE step2 - - // Emit a length 60 copy, encoded as 3 bytes. - MOVB $0xee, 0(DI) - MOVW R11, 1(DI) - ADDQ $3, DI - SUBL $60, AX - -step2: - // if length >= 12 || offset >= 2048 { goto step3 } - CMPL AX, $12 - JGE step3 - CMPL R11, $2048 - JGE step3 - - // Emit the remaining copy, encoded as 2 bytes. - MOVB R11, 1(DI) - SHRL $8, R11 - SHLB $5, R11 - SUBB $4, AX - SHLB $2, AX - ORB AX, R11 - ORB $1, R11 - MOVB R11, 0(DI) - ADDQ $2, DI - - // Return the number of bytes written. - SUBQ SI, DI - MOVQ DI, ret+40(FP) - RET - -step3: - // Emit the remaining copy, encoded as 3 bytes. - SUBL $1, AX - SHLB $2, AX - ORB $2, AX - MOVB AX, 0(DI) - MOVW R11, 1(DI) - ADDQ $3, DI - - // Return the number of bytes written. - SUBQ SI, DI - MOVQ DI, ret+40(FP) - RET - -// ---------------------------------------------------------------------------- - -// func extendMatch(src []byte, i, j int) int -// -// All local variables fit into registers. The register allocation: -// - DX &src[0] -// - SI &src[j] -// - R13 &src[len(src) - 8] -// - R14 &src[len(src)] -// - R15 &src[i] -// -// The unusual register allocation of local variables, such as R15 for a source -// pointer, matches the allocation used at the call site in encodeBlock, which -// makes it easier to manually inline this function. -TEXT ·extendMatch(SB), NOSPLIT, $0-48 - MOVQ src_base+0(FP), DX - MOVQ src_len+8(FP), R14 - MOVQ i+24(FP), R15 - MOVQ j+32(FP), SI - ADDQ DX, R14 - ADDQ DX, R15 - ADDQ DX, SI - MOVQ R14, R13 - SUBQ $8, R13 - -cmp8: - // As long as we are 8 or more bytes before the end of src, we can load and - // compare 8 bytes at a time. If those 8 bytes are equal, repeat. - CMPQ SI, R13 - JA cmp1 - MOVQ (R15), AX - MOVQ (SI), BX - CMPQ AX, BX - JNE bsf - ADDQ $8, R15 - ADDQ $8, SI - JMP cmp8 - -bsf: - // If those 8 bytes were not equal, XOR the two 8 byte values, and return - // the index of the first byte that differs. The BSF instruction finds the - // least significant 1 bit, the amd64 architecture is little-endian, and - // the shift by 3 converts a bit index to a byte index. - XORQ AX, BX - BSFQ BX, BX - SHRQ $3, BX - ADDQ BX, SI - - // Convert from &src[ret] to ret. - SUBQ DX, SI - MOVQ SI, ret+40(FP) - RET - -cmp1: - // In src's tail, compare 1 byte at a time. - CMPQ SI, R14 - JAE extendMatchEnd - MOVB (R15), AX - MOVB (SI), BX - CMPB AX, BX - JNE extendMatchEnd - ADDQ $1, R15 - ADDQ $1, SI - JMP cmp1 - -extendMatchEnd: - // Convert from &src[ret] to ret. - SUBQ DX, SI - MOVQ SI, ret+40(FP) - RET - -// ---------------------------------------------------------------------------- - -// func encodeBlock(dst, src []byte) (d int) -// -// All local variables fit into registers, other than "var table". The register -// allocation: -// - AX . . -// - BX . . -// - CX 56 shift (note that amd64 shifts by non-immediates must use CX). -// - DX 64 &src[0], tableSize -// - SI 72 &src[s] -// - DI 80 &dst[d] -// - R9 88 sLimit -// - R10 . &src[nextEmit] -// - R11 96 prevHash, currHash, nextHash, offset -// - R12 104 &src[base], skip -// - R13 . &src[nextS], &src[len(src) - 8] -// - R14 . len(src), bytesBetweenHashLookups, &src[len(src)], x -// - R15 112 candidate -// -// The second column (56, 64, etc) is the stack offset to spill the registers -// when calling other functions. We could pack this slightly tighter, but it's -// simpler to have a dedicated spill map independent of the function called. -// -// "var table [maxTableSize]uint16" takes up 32768 bytes of stack space. An -// extra 56 bytes, to call other functions, and an extra 64 bytes, to spill -// local variables (registers) during calls gives 32768 + 56 + 64 = 32888. -TEXT ·encodeBlock(SB), 0, $32888-56 - MOVQ dst_base+0(FP), DI - MOVQ src_base+24(FP), SI - MOVQ src_len+32(FP), R14 - - // shift, tableSize := uint32(32-8), 1<<8 - MOVQ $24, CX - MOVQ $256, DX - -calcShift: - // for ; tableSize < maxTableSize && tableSize < len(src); tableSize *= 2 { - // shift-- - // } - CMPQ DX, $16384 - JGE varTable - CMPQ DX, R14 - JGE varTable - SUBQ $1, CX - SHLQ $1, DX - JMP calcShift - -varTable: - // var table [maxTableSize]uint16 - // - // In the asm code, unlike the Go code, we can zero-initialize only the - // first tableSize elements. Each uint16 element is 2 bytes and each MOVOU - // writes 16 bytes, so we can do only tableSize/8 writes instead of the - // 2048 writes that would zero-initialize all of table's 32768 bytes. - SHRQ $3, DX - LEAQ table-32768(SP), BX - PXOR X0, X0 - -memclr: - MOVOU X0, 0(BX) - ADDQ $16, BX - SUBQ $1, DX - JNZ memclr - - // !!! DX = &src[0] - MOVQ SI, DX - - // sLimit := len(src) - inputMargin - MOVQ R14, R9 - SUBQ $15, R9 - - // !!! Pre-emptively spill CX, DX and R9 to the stack. Their values don't - // change for the rest of the function. - MOVQ CX, 56(SP) - MOVQ DX, 64(SP) - MOVQ R9, 88(SP) - - // nextEmit := 0 - MOVQ DX, R10 - - // s := 1 - ADDQ $1, SI - - // nextHash := hash(load32(src, s), shift) - MOVL 0(SI), R11 - IMULL $0x1e35a7bd, R11 - SHRL CX, R11 - -outer: - // for { etc } - - // skip := 32 - MOVQ $32, R12 - - // nextS := s - MOVQ SI, R13 - - // candidate := 0 - MOVQ $0, R15 - -inner0: - // for { etc } - - // s := nextS - MOVQ R13, SI - - // bytesBetweenHashLookups := skip >> 5 - MOVQ R12, R14 - SHRQ $5, R14 - - // nextS = s + bytesBetweenHashLookups - ADDQ R14, R13 - - // skip += bytesBetweenHashLookups - ADDQ R14, R12 - - // if nextS > sLimit { goto emitRemainder } - MOVQ R13, AX - SUBQ DX, AX - CMPQ AX, R9 - JA emitRemainder - - // candidate = int(table[nextHash]) - // XXX: MOVWQZX table-32768(SP)(R11*2), R15 - // XXX: 4e 0f b7 7c 5c 78 movzwq 0x78(%rsp,%r11,2),%r15 - BYTE $0x4e - BYTE $0x0f - BYTE $0xb7 - BYTE $0x7c - BYTE $0x5c - BYTE $0x78 - - // table[nextHash] = uint16(s) - MOVQ SI, AX - SUBQ DX, AX - - // XXX: MOVW AX, table-32768(SP)(R11*2) - // XXX: 66 42 89 44 5c 78 mov %ax,0x78(%rsp,%r11,2) - BYTE $0x66 - BYTE $0x42 - BYTE $0x89 - BYTE $0x44 - BYTE $0x5c - BYTE $0x78 - - // nextHash = hash(load32(src, nextS), shift) - MOVL 0(R13), R11 - IMULL $0x1e35a7bd, R11 - SHRL CX, R11 - - // if load32(src, s) != load32(src, candidate) { continue } break - MOVL 0(SI), AX - MOVL (DX)(R15*1), BX - CMPL AX, BX - JNE inner0 - -fourByteMatch: - // As per the encode_other.go code: - // - // A 4-byte match has been found. We'll later see etc. - - // !!! Jump to a fast path for short (<= 16 byte) literals. See the comment - // on inputMargin in encode.go. - MOVQ SI, AX - SUBQ R10, AX - CMPQ AX, $16 - JLE emitLiteralFastPath - - // ---------------------------------------- - // Begin inline of the emitLiteral call. - // - // d += emitLiteral(dst[d:], src[nextEmit:s]) - - MOVL AX, BX - SUBL $1, BX - - CMPL BX, $60 - JLT inlineEmitLiteralOneByte - CMPL BX, $256 - JLT inlineEmitLiteralTwoBytes - -inlineEmitLiteralThreeBytes: - MOVB $0xf4, 0(DI) - MOVW BX, 1(DI) - ADDQ $3, DI - JMP inlineEmitLiteralMemmove - -inlineEmitLiteralTwoBytes: - MOVB $0xf0, 0(DI) - MOVB BX, 1(DI) - ADDQ $2, DI - JMP inlineEmitLiteralMemmove - -inlineEmitLiteralOneByte: - SHLB $2, BX - MOVB BX, 0(DI) - ADDQ $1, DI - -inlineEmitLiteralMemmove: - // Spill local variables (registers) onto the stack; call; unspill. - // - // copy(dst[i:], lit) - // - // This means calling runtime·memmove(&dst[i], &lit[0], len(lit)), so we push - // DI, R10 and AX as arguments. - MOVQ DI, 0(SP) - MOVQ R10, 8(SP) - MOVQ AX, 16(SP) - ADDQ AX, DI // Finish the "d +=" part of "d += emitLiteral(etc)". - MOVQ SI, 72(SP) - MOVQ DI, 80(SP) - MOVQ R15, 112(SP) - CALL runtime·memmove(SB) - MOVQ 56(SP), CX - MOVQ 64(SP), DX - MOVQ 72(SP), SI - MOVQ 80(SP), DI - MOVQ 88(SP), R9 - MOVQ 112(SP), R15 - JMP inner1 - -inlineEmitLiteralEnd: - // End inline of the emitLiteral call. - // ---------------------------------------- - -emitLiteralFastPath: - // !!! Emit the 1-byte encoding "uint8(len(lit)-1)<<2". - MOVB AX, BX - SUBB $1, BX - SHLB $2, BX - MOVB BX, (DI) - ADDQ $1, DI - - // !!! Implement the copy from lit to dst as a 16-byte load and store. - // (Encode's documentation says that dst and src must not overlap.) - // - // This always copies 16 bytes, instead of only len(lit) bytes, but that's - // OK. Subsequent iterations will fix up the overrun. - // - // Note that on amd64, it is legal and cheap to issue unaligned 8-byte or - // 16-byte loads and stores. This technique probably wouldn't be as - // effective on architectures that are fussier about alignment. - MOVOU 0(R10), X0 - MOVOU X0, 0(DI) - ADDQ AX, DI - -inner1: - // for { etc } - - // base := s - MOVQ SI, R12 - - // !!! offset := base - candidate - MOVQ R12, R11 - SUBQ R15, R11 - SUBQ DX, R11 - - // ---------------------------------------- - // Begin inline of the extendMatch call. - // - // s = extendMatch(src, candidate+4, s+4) - - // !!! R14 = &src[len(src)] - MOVQ src_len+32(FP), R14 - ADDQ DX, R14 - - // !!! R13 = &src[len(src) - 8] - MOVQ R14, R13 - SUBQ $8, R13 - - // !!! R15 = &src[candidate + 4] - ADDQ $4, R15 - ADDQ DX, R15 - - // !!! s += 4 - ADDQ $4, SI - -inlineExtendMatchCmp8: - // As long as we are 8 or more bytes before the end of src, we can load and - // compare 8 bytes at a time. If those 8 bytes are equal, repeat. - CMPQ SI, R13 - JA inlineExtendMatchCmp1 - MOVQ (R15), AX - MOVQ (SI), BX - CMPQ AX, BX - JNE inlineExtendMatchBSF - ADDQ $8, R15 - ADDQ $8, SI - JMP inlineExtendMatchCmp8 - -inlineExtendMatchBSF: - // If those 8 bytes were not equal, XOR the two 8 byte values, and return - // the index of the first byte that differs. The BSF instruction finds the - // least significant 1 bit, the amd64 architecture is little-endian, and - // the shift by 3 converts a bit index to a byte index. - XORQ AX, BX - BSFQ BX, BX - SHRQ $3, BX - ADDQ BX, SI - JMP inlineExtendMatchEnd - -inlineExtendMatchCmp1: - // In src's tail, compare 1 byte at a time. - CMPQ SI, R14 - JAE inlineExtendMatchEnd - MOVB (R15), AX - MOVB (SI), BX - CMPB AX, BX - JNE inlineExtendMatchEnd - ADDQ $1, R15 - ADDQ $1, SI - JMP inlineExtendMatchCmp1 - -inlineExtendMatchEnd: - // End inline of the extendMatch call. - // ---------------------------------------- - - // ---------------------------------------- - // Begin inline of the emitCopy call. - // - // d += emitCopy(dst[d:], base-candidate, s-base) - - // !!! length := s - base - MOVQ SI, AX - SUBQ R12, AX - -inlineEmitCopyLoop0: - // for length >= 68 { etc } - CMPL AX, $68 - JLT inlineEmitCopyStep1 - - // Emit a length 64 copy, encoded as 3 bytes. - MOVB $0xfe, 0(DI) - MOVW R11, 1(DI) - ADDQ $3, DI - SUBL $64, AX - JMP inlineEmitCopyLoop0 - -inlineEmitCopyStep1: - // if length > 64 { etc } - CMPL AX, $64 - JLE inlineEmitCopyStep2 - - // Emit a length 60 copy, encoded as 3 bytes. - MOVB $0xee, 0(DI) - MOVW R11, 1(DI) - ADDQ $3, DI - SUBL $60, AX - -inlineEmitCopyStep2: - // if length >= 12 || offset >= 2048 { goto inlineEmitCopyStep3 } - CMPL AX, $12 - JGE inlineEmitCopyStep3 - CMPL R11, $2048 - JGE inlineEmitCopyStep3 - - // Emit the remaining copy, encoded as 2 bytes. - MOVB R11, 1(DI) - SHRL $8, R11 - SHLB $5, R11 - SUBB $4, AX - SHLB $2, AX - ORB AX, R11 - ORB $1, R11 - MOVB R11, 0(DI) - ADDQ $2, DI - JMP inlineEmitCopyEnd - -inlineEmitCopyStep3: - // Emit the remaining copy, encoded as 3 bytes. - SUBL $1, AX - SHLB $2, AX - ORB $2, AX - MOVB AX, 0(DI) - MOVW R11, 1(DI) - ADDQ $3, DI - -inlineEmitCopyEnd: - // End inline of the emitCopy call. - // ---------------------------------------- - - // nextEmit = s - MOVQ SI, R10 - - // if s >= sLimit { goto emitRemainder } - MOVQ SI, AX - SUBQ DX, AX - CMPQ AX, R9 - JAE emitRemainder - - // As per the encode_other.go code: - // - // We could immediately etc. - - // x := load64(src, s-1) - MOVQ -1(SI), R14 - - // prevHash := hash(uint32(x>>0), shift) - MOVL R14, R11 - IMULL $0x1e35a7bd, R11 - SHRL CX, R11 - - // table[prevHash] = uint16(s-1) - MOVQ SI, AX - SUBQ DX, AX - SUBQ $1, AX - - // XXX: MOVW AX, table-32768(SP)(R11*2) - // XXX: 66 42 89 44 5c 78 mov %ax,0x78(%rsp,%r11,2) - BYTE $0x66 - BYTE $0x42 - BYTE $0x89 - BYTE $0x44 - BYTE $0x5c - BYTE $0x78 - - // currHash := hash(uint32(x>>8), shift) - SHRQ $8, R14 - MOVL R14, R11 - IMULL $0x1e35a7bd, R11 - SHRL CX, R11 - - // candidate = int(table[currHash]) - // XXX: MOVWQZX table-32768(SP)(R11*2), R15 - // XXX: 4e 0f b7 7c 5c 78 movzwq 0x78(%rsp,%r11,2),%r15 - BYTE $0x4e - BYTE $0x0f - BYTE $0xb7 - BYTE $0x7c - BYTE $0x5c - BYTE $0x78 - - // table[currHash] = uint16(s) - ADDQ $1, AX - - // XXX: MOVW AX, table-32768(SP)(R11*2) - // XXX: 66 42 89 44 5c 78 mov %ax,0x78(%rsp,%r11,2) - BYTE $0x66 - BYTE $0x42 - BYTE $0x89 - BYTE $0x44 - BYTE $0x5c - BYTE $0x78 - - // if uint32(x>>8) == load32(src, candidate) { continue } - MOVL (DX)(R15*1), BX - CMPL R14, BX - JEQ inner1 - - // nextHash = hash(uint32(x>>16), shift) - SHRQ $8, R14 - MOVL R14, R11 - IMULL $0x1e35a7bd, R11 - SHRL CX, R11 - - // s++ - ADDQ $1, SI - - // break out of the inner1 for loop, i.e. continue the outer loop. - JMP outer - -emitRemainder: - // if nextEmit < len(src) { etc } - MOVQ src_len+32(FP), AX - ADDQ DX, AX - CMPQ R10, AX - JEQ encodeBlockEnd - - // d += emitLiteral(dst[d:], src[nextEmit:]) - // - // Push args. - MOVQ DI, 0(SP) - MOVQ $0, 8(SP) // Unnecessary, as the callee ignores it, but conservative. - MOVQ $0, 16(SP) // Unnecessary, as the callee ignores it, but conservative. - MOVQ R10, 24(SP) - SUBQ R10, AX - MOVQ AX, 32(SP) - MOVQ AX, 40(SP) // Unnecessary, as the callee ignores it, but conservative. - - // Spill local variables (registers) onto the stack; call; unspill. - MOVQ DI, 80(SP) - CALL ·emitLiteral(SB) - MOVQ 80(SP), DI - - // Finish the "d +=" part of "d += emitLiteral(etc)". - ADDQ 48(SP), DI - -encodeBlockEnd: - MOVQ dst_base+0(FP), AX - SUBQ AX, DI - MOVQ DI, d+48(FP) - RET diff --git a/vendor/github.com/golang/snappy/encode_arm64.s b/vendor/github.com/golang/snappy/encode_arm64.s deleted file mode 100644 index bf83667d7..000000000 --- a/vendor/github.com/golang/snappy/encode_arm64.s +++ /dev/null @@ -1,722 +0,0 @@ -// Copyright 2020 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !appengine -// +build gc -// +build !noasm - -#include "textflag.h" - -// The asm code generally follows the pure Go code in encode_other.go, except -// where marked with a "!!!". - -// ---------------------------------------------------------------------------- - -// func emitLiteral(dst, lit []byte) int -// -// All local variables fit into registers. The register allocation: -// - R3 len(lit) -// - R4 n -// - R6 return value -// - R8 &dst[i] -// - R10 &lit[0] -// -// The 32 bytes of stack space is to call runtime·memmove. -// -// The unusual register allocation of local variables, such as R10 for the -// source pointer, matches the allocation used at the call site in encodeBlock, -// which makes it easier to manually inline this function. -TEXT ·emitLiteral(SB), NOSPLIT, $32-56 - MOVD dst_base+0(FP), R8 - MOVD lit_base+24(FP), R10 - MOVD lit_len+32(FP), R3 - MOVD R3, R6 - MOVW R3, R4 - SUBW $1, R4, R4 - - CMPW $60, R4 - BLT oneByte - CMPW $256, R4 - BLT twoBytes - -threeBytes: - MOVD $0xf4, R2 - MOVB R2, 0(R8) - MOVW R4, 1(R8) - ADD $3, R8, R8 - ADD $3, R6, R6 - B memmove - -twoBytes: - MOVD $0xf0, R2 - MOVB R2, 0(R8) - MOVB R4, 1(R8) - ADD $2, R8, R8 - ADD $2, R6, R6 - B memmove - -oneByte: - LSLW $2, R4, R4 - MOVB R4, 0(R8) - ADD $1, R8, R8 - ADD $1, R6, R6 - -memmove: - MOVD R6, ret+48(FP) - - // copy(dst[i:], lit) - // - // This means calling runtime·memmove(&dst[i], &lit[0], len(lit)), so we push - // R8, R10 and R3 as arguments. - MOVD R8, 8(RSP) - MOVD R10, 16(RSP) - MOVD R3, 24(RSP) - CALL runtime·memmove(SB) - RET - -// ---------------------------------------------------------------------------- - -// func emitCopy(dst []byte, offset, length int) int -// -// All local variables fit into registers. The register allocation: -// - R3 length -// - R7 &dst[0] -// - R8 &dst[i] -// - R11 offset -// -// The unusual register allocation of local variables, such as R11 for the -// offset, matches the allocation used at the call site in encodeBlock, which -// makes it easier to manually inline this function. -TEXT ·emitCopy(SB), NOSPLIT, $0-48 - MOVD dst_base+0(FP), R8 - MOVD R8, R7 - MOVD offset+24(FP), R11 - MOVD length+32(FP), R3 - -loop0: - // for length >= 68 { etc } - CMPW $68, R3 - BLT step1 - - // Emit a length 64 copy, encoded as 3 bytes. - MOVD $0xfe, R2 - MOVB R2, 0(R8) - MOVW R11, 1(R8) - ADD $3, R8, R8 - SUB $64, R3, R3 - B loop0 - -step1: - // if length > 64 { etc } - CMP $64, R3 - BLE step2 - - // Emit a length 60 copy, encoded as 3 bytes. - MOVD $0xee, R2 - MOVB R2, 0(R8) - MOVW R11, 1(R8) - ADD $3, R8, R8 - SUB $60, R3, R3 - -step2: - // if length >= 12 || offset >= 2048 { goto step3 } - CMP $12, R3 - BGE step3 - CMPW $2048, R11 - BGE step3 - - // Emit the remaining copy, encoded as 2 bytes. - MOVB R11, 1(R8) - LSRW $3, R11, R11 - AND $0xe0, R11, R11 - SUB $4, R3, R3 - LSLW $2, R3 - AND $0xff, R3, R3 - ORRW R3, R11, R11 - ORRW $1, R11, R11 - MOVB R11, 0(R8) - ADD $2, R8, R8 - - // Return the number of bytes written. - SUB R7, R8, R8 - MOVD R8, ret+40(FP) - RET - -step3: - // Emit the remaining copy, encoded as 3 bytes. - SUB $1, R3, R3 - AND $0xff, R3, R3 - LSLW $2, R3, R3 - ORRW $2, R3, R3 - MOVB R3, 0(R8) - MOVW R11, 1(R8) - ADD $3, R8, R8 - - // Return the number of bytes written. - SUB R7, R8, R8 - MOVD R8, ret+40(FP) - RET - -// ---------------------------------------------------------------------------- - -// func extendMatch(src []byte, i, j int) int -// -// All local variables fit into registers. The register allocation: -// - R6 &src[0] -// - R7 &src[j] -// - R13 &src[len(src) - 8] -// - R14 &src[len(src)] -// - R15 &src[i] -// -// The unusual register allocation of local variables, such as R15 for a source -// pointer, matches the allocation used at the call site in encodeBlock, which -// makes it easier to manually inline this function. -TEXT ·extendMatch(SB), NOSPLIT, $0-48 - MOVD src_base+0(FP), R6 - MOVD src_len+8(FP), R14 - MOVD i+24(FP), R15 - MOVD j+32(FP), R7 - ADD R6, R14, R14 - ADD R6, R15, R15 - ADD R6, R7, R7 - MOVD R14, R13 - SUB $8, R13, R13 - -cmp8: - // As long as we are 8 or more bytes before the end of src, we can load and - // compare 8 bytes at a time. If those 8 bytes are equal, repeat. - CMP R13, R7 - BHI cmp1 - MOVD (R15), R3 - MOVD (R7), R4 - CMP R4, R3 - BNE bsf - ADD $8, R15, R15 - ADD $8, R7, R7 - B cmp8 - -bsf: - // If those 8 bytes were not equal, XOR the two 8 byte values, and return - // the index of the first byte that differs. - // RBIT reverses the bit order, then CLZ counts the leading zeros, the - // combination of which finds the least significant bit which is set. - // The arm64 architecture is little-endian, and the shift by 3 converts - // a bit index to a byte index. - EOR R3, R4, R4 - RBIT R4, R4 - CLZ R4, R4 - ADD R4>>3, R7, R7 - - // Convert from &src[ret] to ret. - SUB R6, R7, R7 - MOVD R7, ret+40(FP) - RET - -cmp1: - // In src's tail, compare 1 byte at a time. - CMP R7, R14 - BLS extendMatchEnd - MOVB (R15), R3 - MOVB (R7), R4 - CMP R4, R3 - BNE extendMatchEnd - ADD $1, R15, R15 - ADD $1, R7, R7 - B cmp1 - -extendMatchEnd: - // Convert from &src[ret] to ret. - SUB R6, R7, R7 - MOVD R7, ret+40(FP) - RET - -// ---------------------------------------------------------------------------- - -// func encodeBlock(dst, src []byte) (d int) -// -// All local variables fit into registers, other than "var table". The register -// allocation: -// - R3 . . -// - R4 . . -// - R5 64 shift -// - R6 72 &src[0], tableSize -// - R7 80 &src[s] -// - R8 88 &dst[d] -// - R9 96 sLimit -// - R10 . &src[nextEmit] -// - R11 104 prevHash, currHash, nextHash, offset -// - R12 112 &src[base], skip -// - R13 . &src[nextS], &src[len(src) - 8] -// - R14 . len(src), bytesBetweenHashLookups, &src[len(src)], x -// - R15 120 candidate -// - R16 . hash constant, 0x1e35a7bd -// - R17 . &table -// - . 128 table -// -// The second column (64, 72, etc) is the stack offset to spill the registers -// when calling other functions. We could pack this slightly tighter, but it's -// simpler to have a dedicated spill map independent of the function called. -// -// "var table [maxTableSize]uint16" takes up 32768 bytes of stack space. An -// extra 64 bytes, to call other functions, and an extra 64 bytes, to spill -// local variables (registers) during calls gives 32768 + 64 + 64 = 32896. -TEXT ·encodeBlock(SB), 0, $32896-56 - MOVD dst_base+0(FP), R8 - MOVD src_base+24(FP), R7 - MOVD src_len+32(FP), R14 - - // shift, tableSize := uint32(32-8), 1<<8 - MOVD $24, R5 - MOVD $256, R6 - MOVW $0xa7bd, R16 - MOVKW $(0x1e35<<16), R16 - -calcShift: - // for ; tableSize < maxTableSize && tableSize < len(src); tableSize *= 2 { - // shift-- - // } - MOVD $16384, R2 - CMP R2, R6 - BGE varTable - CMP R14, R6 - BGE varTable - SUB $1, R5, R5 - LSL $1, R6, R6 - B calcShift - -varTable: - // var table [maxTableSize]uint16 - // - // In the asm code, unlike the Go code, we can zero-initialize only the - // first tableSize elements. Each uint16 element is 2 bytes and each - // iterations writes 64 bytes, so we can do only tableSize/32 writes - // instead of the 2048 writes that would zero-initialize all of table's - // 32768 bytes. This clear could overrun the first tableSize elements, but - // it won't overrun the allocated stack size. - ADD $128, RSP, R17 - MOVD R17, R4 - - // !!! R6 = &src[tableSize] - ADD R6<<1, R17, R6 - -memclr: - STP.P (ZR, ZR), 64(R4) - STP (ZR, ZR), -48(R4) - STP (ZR, ZR), -32(R4) - STP (ZR, ZR), -16(R4) - CMP R4, R6 - BHI memclr - - // !!! R6 = &src[0] - MOVD R7, R6 - - // sLimit := len(src) - inputMargin - MOVD R14, R9 - SUB $15, R9, R9 - - // !!! Pre-emptively spill R5, R6 and R9 to the stack. Their values don't - // change for the rest of the function. - MOVD R5, 64(RSP) - MOVD R6, 72(RSP) - MOVD R9, 96(RSP) - - // nextEmit := 0 - MOVD R6, R10 - - // s := 1 - ADD $1, R7, R7 - - // nextHash := hash(load32(src, s), shift) - MOVW 0(R7), R11 - MULW R16, R11, R11 - LSRW R5, R11, R11 - -outer: - // for { etc } - - // skip := 32 - MOVD $32, R12 - - // nextS := s - MOVD R7, R13 - - // candidate := 0 - MOVD $0, R15 - -inner0: - // for { etc } - - // s := nextS - MOVD R13, R7 - - // bytesBetweenHashLookups := skip >> 5 - MOVD R12, R14 - LSR $5, R14, R14 - - // nextS = s + bytesBetweenHashLookups - ADD R14, R13, R13 - - // skip += bytesBetweenHashLookups - ADD R14, R12, R12 - - // if nextS > sLimit { goto emitRemainder } - MOVD R13, R3 - SUB R6, R3, R3 - CMP R9, R3 - BHI emitRemainder - - // candidate = int(table[nextHash]) - MOVHU 0(R17)(R11<<1), R15 - - // table[nextHash] = uint16(s) - MOVD R7, R3 - SUB R6, R3, R3 - - MOVH R3, 0(R17)(R11<<1) - - // nextHash = hash(load32(src, nextS), shift) - MOVW 0(R13), R11 - MULW R16, R11 - LSRW R5, R11, R11 - - // if load32(src, s) != load32(src, candidate) { continue } break - MOVW 0(R7), R3 - MOVW (R6)(R15*1), R4 - CMPW R4, R3 - BNE inner0 - -fourByteMatch: - // As per the encode_other.go code: - // - // A 4-byte match has been found. We'll later see etc. - - // !!! Jump to a fast path for short (<= 16 byte) literals. See the comment - // on inputMargin in encode.go. - MOVD R7, R3 - SUB R10, R3, R3 - CMP $16, R3 - BLE emitLiteralFastPath - - // ---------------------------------------- - // Begin inline of the emitLiteral call. - // - // d += emitLiteral(dst[d:], src[nextEmit:s]) - - MOVW R3, R4 - SUBW $1, R4, R4 - - MOVW $60, R2 - CMPW R2, R4 - BLT inlineEmitLiteralOneByte - MOVW $256, R2 - CMPW R2, R4 - BLT inlineEmitLiteralTwoBytes - -inlineEmitLiteralThreeBytes: - MOVD $0xf4, R1 - MOVB R1, 0(R8) - MOVW R4, 1(R8) - ADD $3, R8, R8 - B inlineEmitLiteralMemmove - -inlineEmitLiteralTwoBytes: - MOVD $0xf0, R1 - MOVB R1, 0(R8) - MOVB R4, 1(R8) - ADD $2, R8, R8 - B inlineEmitLiteralMemmove - -inlineEmitLiteralOneByte: - LSLW $2, R4, R4 - MOVB R4, 0(R8) - ADD $1, R8, R8 - -inlineEmitLiteralMemmove: - // Spill local variables (registers) onto the stack; call; unspill. - // - // copy(dst[i:], lit) - // - // This means calling runtime·memmove(&dst[i], &lit[0], len(lit)), so we push - // R8, R10 and R3 as arguments. - MOVD R8, 8(RSP) - MOVD R10, 16(RSP) - MOVD R3, 24(RSP) - - // Finish the "d +=" part of "d += emitLiteral(etc)". - ADD R3, R8, R8 - MOVD R7, 80(RSP) - MOVD R8, 88(RSP) - MOVD R15, 120(RSP) - CALL runtime·memmove(SB) - MOVD 64(RSP), R5 - MOVD 72(RSP), R6 - MOVD 80(RSP), R7 - MOVD 88(RSP), R8 - MOVD 96(RSP), R9 - MOVD 120(RSP), R15 - ADD $128, RSP, R17 - MOVW $0xa7bd, R16 - MOVKW $(0x1e35<<16), R16 - B inner1 - -inlineEmitLiteralEnd: - // End inline of the emitLiteral call. - // ---------------------------------------- - -emitLiteralFastPath: - // !!! Emit the 1-byte encoding "uint8(len(lit)-1)<<2". - MOVB R3, R4 - SUBW $1, R4, R4 - AND $0xff, R4, R4 - LSLW $2, R4, R4 - MOVB R4, (R8) - ADD $1, R8, R8 - - // !!! Implement the copy from lit to dst as a 16-byte load and store. - // (Encode's documentation says that dst and src must not overlap.) - // - // This always copies 16 bytes, instead of only len(lit) bytes, but that's - // OK. Subsequent iterations will fix up the overrun. - // - // Note that on arm64, it is legal and cheap to issue unaligned 8-byte or - // 16-byte loads and stores. This technique probably wouldn't be as - // effective on architectures that are fussier about alignment. - LDP 0(R10), (R0, R1) - STP (R0, R1), 0(R8) - ADD R3, R8, R8 - -inner1: - // for { etc } - - // base := s - MOVD R7, R12 - - // !!! offset := base - candidate - MOVD R12, R11 - SUB R15, R11, R11 - SUB R6, R11, R11 - - // ---------------------------------------- - // Begin inline of the extendMatch call. - // - // s = extendMatch(src, candidate+4, s+4) - - // !!! R14 = &src[len(src)] - MOVD src_len+32(FP), R14 - ADD R6, R14, R14 - - // !!! R13 = &src[len(src) - 8] - MOVD R14, R13 - SUB $8, R13, R13 - - // !!! R15 = &src[candidate + 4] - ADD $4, R15, R15 - ADD R6, R15, R15 - - // !!! s += 4 - ADD $4, R7, R7 - -inlineExtendMatchCmp8: - // As long as we are 8 or more bytes before the end of src, we can load and - // compare 8 bytes at a time. If those 8 bytes are equal, repeat. - CMP R13, R7 - BHI inlineExtendMatchCmp1 - MOVD (R15), R3 - MOVD (R7), R4 - CMP R4, R3 - BNE inlineExtendMatchBSF - ADD $8, R15, R15 - ADD $8, R7, R7 - B inlineExtendMatchCmp8 - -inlineExtendMatchBSF: - // If those 8 bytes were not equal, XOR the two 8 byte values, and return - // the index of the first byte that differs. - // RBIT reverses the bit order, then CLZ counts the leading zeros, the - // combination of which finds the least significant bit which is set. - // The arm64 architecture is little-endian, and the shift by 3 converts - // a bit index to a byte index. - EOR R3, R4, R4 - RBIT R4, R4 - CLZ R4, R4 - ADD R4>>3, R7, R7 - B inlineExtendMatchEnd - -inlineExtendMatchCmp1: - // In src's tail, compare 1 byte at a time. - CMP R7, R14 - BLS inlineExtendMatchEnd - MOVB (R15), R3 - MOVB (R7), R4 - CMP R4, R3 - BNE inlineExtendMatchEnd - ADD $1, R15, R15 - ADD $1, R7, R7 - B inlineExtendMatchCmp1 - -inlineExtendMatchEnd: - // End inline of the extendMatch call. - // ---------------------------------------- - - // ---------------------------------------- - // Begin inline of the emitCopy call. - // - // d += emitCopy(dst[d:], base-candidate, s-base) - - // !!! length := s - base - MOVD R7, R3 - SUB R12, R3, R3 - -inlineEmitCopyLoop0: - // for length >= 68 { etc } - MOVW $68, R2 - CMPW R2, R3 - BLT inlineEmitCopyStep1 - - // Emit a length 64 copy, encoded as 3 bytes. - MOVD $0xfe, R1 - MOVB R1, 0(R8) - MOVW R11, 1(R8) - ADD $3, R8, R8 - SUBW $64, R3, R3 - B inlineEmitCopyLoop0 - -inlineEmitCopyStep1: - // if length > 64 { etc } - MOVW $64, R2 - CMPW R2, R3 - BLE inlineEmitCopyStep2 - - // Emit a length 60 copy, encoded as 3 bytes. - MOVD $0xee, R1 - MOVB R1, 0(R8) - MOVW R11, 1(R8) - ADD $3, R8, R8 - SUBW $60, R3, R3 - -inlineEmitCopyStep2: - // if length >= 12 || offset >= 2048 { goto inlineEmitCopyStep3 } - MOVW $12, R2 - CMPW R2, R3 - BGE inlineEmitCopyStep3 - MOVW $2048, R2 - CMPW R2, R11 - BGE inlineEmitCopyStep3 - - // Emit the remaining copy, encoded as 2 bytes. - MOVB R11, 1(R8) - LSRW $8, R11, R11 - LSLW $5, R11, R11 - SUBW $4, R3, R3 - AND $0xff, R3, R3 - LSLW $2, R3, R3 - ORRW R3, R11, R11 - ORRW $1, R11, R11 - MOVB R11, 0(R8) - ADD $2, R8, R8 - B inlineEmitCopyEnd - -inlineEmitCopyStep3: - // Emit the remaining copy, encoded as 3 bytes. - SUBW $1, R3, R3 - LSLW $2, R3, R3 - ORRW $2, R3, R3 - MOVB R3, 0(R8) - MOVW R11, 1(R8) - ADD $3, R8, R8 - -inlineEmitCopyEnd: - // End inline of the emitCopy call. - // ---------------------------------------- - - // nextEmit = s - MOVD R7, R10 - - // if s >= sLimit { goto emitRemainder } - MOVD R7, R3 - SUB R6, R3, R3 - CMP R3, R9 - BLS emitRemainder - - // As per the encode_other.go code: - // - // We could immediately etc. - - // x := load64(src, s-1) - MOVD -1(R7), R14 - - // prevHash := hash(uint32(x>>0), shift) - MOVW R14, R11 - MULW R16, R11, R11 - LSRW R5, R11, R11 - - // table[prevHash] = uint16(s-1) - MOVD R7, R3 - SUB R6, R3, R3 - SUB $1, R3, R3 - - MOVHU R3, 0(R17)(R11<<1) - - // currHash := hash(uint32(x>>8), shift) - LSR $8, R14, R14 - MOVW R14, R11 - MULW R16, R11, R11 - LSRW R5, R11, R11 - - // candidate = int(table[currHash]) - MOVHU 0(R17)(R11<<1), R15 - - // table[currHash] = uint16(s) - ADD $1, R3, R3 - MOVHU R3, 0(R17)(R11<<1) - - // if uint32(x>>8) == load32(src, candidate) { continue } - MOVW (R6)(R15*1), R4 - CMPW R4, R14 - BEQ inner1 - - // nextHash = hash(uint32(x>>16), shift) - LSR $8, R14, R14 - MOVW R14, R11 - MULW R16, R11, R11 - LSRW R5, R11, R11 - - // s++ - ADD $1, R7, R7 - - // break out of the inner1 for loop, i.e. continue the outer loop. - B outer - -emitRemainder: - // if nextEmit < len(src) { etc } - MOVD src_len+32(FP), R3 - ADD R6, R3, R3 - CMP R3, R10 - BEQ encodeBlockEnd - - // d += emitLiteral(dst[d:], src[nextEmit:]) - // - // Push args. - MOVD R8, 8(RSP) - MOVD $0, 16(RSP) // Unnecessary, as the callee ignores it, but conservative. - MOVD $0, 24(RSP) // Unnecessary, as the callee ignores it, but conservative. - MOVD R10, 32(RSP) - SUB R10, R3, R3 - MOVD R3, 40(RSP) - MOVD R3, 48(RSP) // Unnecessary, as the callee ignores it, but conservative. - - // Spill local variables (registers) onto the stack; call; unspill. - MOVD R8, 88(RSP) - CALL ·emitLiteral(SB) - MOVD 88(RSP), R8 - - // Finish the "d +=" part of "d += emitLiteral(etc)". - MOVD 56(RSP), R1 - ADD R1, R8, R8 - -encodeBlockEnd: - MOVD dst_base+0(FP), R3 - SUB R3, R8, R8 - MOVD R8, d+48(FP) - RET diff --git a/vendor/github.com/golang/snappy/encode_asm.go b/vendor/github.com/golang/snappy/encode_asm.go deleted file mode 100644 index 107c1e714..000000000 --- a/vendor/github.com/golang/snappy/encode_asm.go +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright 2016 The Snappy-Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !appengine -// +build gc -// +build !noasm -// +build amd64 arm64 - -package snappy - -// emitLiteral has the same semantics as in encode_other.go. -// -//go:noescape -func emitLiteral(dst, lit []byte) int - -// emitCopy has the same semantics as in encode_other.go. -// -//go:noescape -func emitCopy(dst []byte, offset, length int) int - -// extendMatch has the same semantics as in encode_other.go. -// -//go:noescape -func extendMatch(src []byte, i, j int) int - -// encodeBlock has the same semantics as in encode_other.go. -// -//go:noescape -func encodeBlock(dst, src []byte) (d int) diff --git a/vendor/github.com/golang/snappy/go.mod b/vendor/github.com/golang/snappy/go.mod deleted file mode 100644 index f6406bb2c..000000000 --- a/vendor/github.com/golang/snappy/go.mod +++ /dev/null @@ -1 +0,0 @@ -module github.com/golang/snappy diff --git a/vendor/github.com/gorilla/handlers/.travis.yml b/vendor/github.com/gorilla/handlers/.travis.yml new file mode 100644 index 000000000..354b7f8b2 --- /dev/null +++ b/vendor/github.com/gorilla/handlers/.travis.yml @@ -0,0 +1,8 @@ +language: go + +go: + - 1.1 + - 1.2 + - 1.3 + - 1.4 + - tip diff --git a/vendor/github.com/gorilla/handlers/LICENSE b/vendor/github.com/gorilla/handlers/LICENSE new file mode 100644 index 000000000..66ea3c8ae --- /dev/null +++ b/vendor/github.com/gorilla/handlers/LICENSE @@ -0,0 +1,22 @@ +Copyright (c) 2013 The Gorilla Handlers Authors. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. + + Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE +FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR +SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, +OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/vendor/github.com/gorilla/handlers/README.md b/vendor/github.com/gorilla/handlers/README.md new file mode 100644 index 000000000..a340abe08 --- /dev/null +++ b/vendor/github.com/gorilla/handlers/README.md @@ -0,0 +1,52 @@ +gorilla/handlers +================ +[](https://godoc.org/github.com/gorilla/handlers) [](https://travis-ci.org/gorilla/handlers) + +Package handlers is a collection of handlers (aka "HTTP middleware") for use +with Go's `net/http` package (or any framework supporting `http.Handler`), including: + +* `LoggingHandler` for logging HTTP requests in the Apache [Common Log + Format](http://httpd.apache.org/docs/2.2/logs.html#common). +* `CombinedLoggingHandler` for logging HTTP requests in the Apache [Combined Log + Format](http://httpd.apache.org/docs/2.2/logs.html#combined) commonly used by + both Apache and nginx. +* `CompressHandler` for gzipping responses. +* `ContentTypeHandler` for validating requests against a list of accepted + content types. +* `MethodHandler` for matching HTTP methods against handlers in a + `map[string]http.Handler` +* `ProxyHeaders` for populating `r.RemoteAddr` and `r.URL.Scheme` based on the + `X-Forwarded-For`, `X-Real-IP`, `X-Forwarded-Proto` and RFC7239 `Forwarded` + headers when running a Go server behind a HTTP reverse proxy. +* `CanonicalHost` for re-directing to the preferred host when handling multiple + domains (i.e. multiple CNAME aliases). + +Other handlers are documented [on the Gorilla +website](http://www.gorillatoolkit.org/pkg/handlers). + +## Example + +A simple example using `handlers.LoggingHandler` and `handlers.CompressHandler`: + +```go +import ( + "net/http" + "github.com/gorilla/handlers" +) + +func main() { + r := http.NewServeMux() + + // Only log requests to our admin dashboard to stdout + r.Handle("/admin", handlers.LoggingHandler(os.Stdout, http.HandlerFunc(ShowAdminDashboard))) + r.HandleFunc("/", ShowIndex) + + // Wrap our server with our gzip handler to gzip compress all responses. + http.ListenAndServe(":8000", handlers.CompressHandler(r)) +} +``` + +## License + +BSD licensed. See the included LICENSE file for details. + diff --git a/vendor/github.com/gorilla/handlers/canonical.go b/vendor/github.com/gorilla/handlers/canonical.go new file mode 100644 index 000000000..3961695c4 --- /dev/null +++ b/vendor/github.com/gorilla/handlers/canonical.go @@ -0,0 +1,71 @@ +package handlers + +import ( + "net/http" + "net/url" + "strings" +) + +type canonical struct { + h http.Handler + domain string + code int +} + +// CanonicalHost is HTTP middleware that re-directs requests to the canonical +// domain. It accepts a domain and a status code (e.g. 301 or 302) and +// re-directs clients to this domain. The existing request path is maintained. +// +// Note: If the provided domain is considered invalid by url.Parse or otherwise +// returns an empty scheme or host, clients are not re-directed. +// not re-directed. +// +// Example: +// +// r := mux.NewRouter() +// canonical := handlers.CanonicalHost("http://www.gorillatoolkit.org", 302) +// r.HandleFunc("/route", YourHandler) +// +// log.Fatal(http.ListenAndServe(":7000", canonical(r))) +// +func CanonicalHost(domain string, code int) func(h http.Handler) http.Handler { + fn := func(h http.Handler) http.Handler { + return canonical{h, domain, code} + } + + return fn +} + +func (c canonical) ServeHTTP(w http.ResponseWriter, r *http.Request) { + dest, err := url.Parse(c.domain) + if err != nil { + // Call the next handler if the provided domain fails to parse. + c.h.ServeHTTP(w, r) + return + } + + if dest.Scheme == "" || dest.Host == "" { + // Call the next handler if the scheme or host are empty. + // Note that url.Parse won't fail on in this case. + c.h.ServeHTTP(w, r) + return + } + + if !strings.EqualFold(cleanHost(r.Host), dest.Host) { + // Re-build the destination URL + dest := dest.Scheme + "://" + dest.Host + r.URL.Path + http.Redirect(w, r, dest, c.code) + } + + c.h.ServeHTTP(w, r) +} + +// cleanHost cleans invalid Host headers by stripping anything after '/' or ' '. +// This is backported from Go 1.5 (in response to issue #11206) and attempts to +// mitigate malformed Host headers that do not match the format in RFC7230. +func cleanHost(in string) string { + if i := strings.IndexAny(in, " /"); i != -1 { + return in[:i] + } + return in +} diff --git a/vendor/github.com/gorilla/handlers/compress.go b/vendor/github.com/gorilla/handlers/compress.go new file mode 100644 index 000000000..3d90e1914 --- /dev/null +++ b/vendor/github.com/gorilla/handlers/compress.go @@ -0,0 +1,84 @@ +// Copyright 2013 The Gorilla Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package handlers + +import ( + "compress/flate" + "compress/gzip" + "io" + "net/http" + "strings" +) + +type compressResponseWriter struct { + io.Writer + http.ResponseWriter + http.Hijacker +} + +func (w *compressResponseWriter) Header() http.Header { + return w.ResponseWriter.Header() +} + +func (w *compressResponseWriter) Write(b []byte) (int, error) { + h := w.ResponseWriter.Header() + if h.Get("Content-Type") == "" { + h.Set("Content-Type", http.DetectContentType(b)) + } + + return w.Writer.Write(b) +} + +// CompressHandler gzip compresses HTTP responses for clients that support it +// via the 'Accept-Encoding' header. +func CompressHandler(h http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + L: + for _, enc := range strings.Split(r.Header.Get("Accept-Encoding"), ",") { + switch strings.TrimSpace(enc) { + case "gzip": + w.Header().Set("Content-Encoding", "gzip") + w.Header().Add("Vary", "Accept-Encoding") + + gw := gzip.NewWriter(w) + defer gw.Close() + + h, hok := w.(http.Hijacker) + if !hok { /* w is not Hijacker... oh well... */ + h = nil + } + + w = &compressResponseWriter{ + Writer: gw, + ResponseWriter: w, + Hijacker: h, + } + + break L + case "deflate": + w.Header().Set("Content-Encoding", "deflate") + w.Header().Add("Vary", "Accept-Encoding") + + fw, _ := flate.NewWriter(w, flate.DefaultCompression) + defer fw.Close() + + h, hok := w.(http.Hijacker) + if !hok { /* w is not Hijacker... oh well... */ + h = nil + } + + w = &compressResponseWriter{ + Writer: fw, + ResponseWriter: w, + Hijacker: h, + } + + break L + } + } + + h.ServeHTTP(w, r) + }) +} diff --git a/vendor/github.com/gorilla/handlers/doc.go b/vendor/github.com/gorilla/handlers/doc.go new file mode 100644 index 000000000..944e5a8ae --- /dev/null +++ b/vendor/github.com/gorilla/handlers/doc.go @@ -0,0 +1,9 @@ +/* +Package handlers is a collection of handlers (aka "HTTP middleware") for use +with Go's net/http package (or any framework supporting http.Handler). + +The package includes handlers for logging in standardised formats, compressing +HTTP responses, validating content types and other useful tools for manipulating +requests and responses. +*/ +package handlers diff --git a/vendor/github.com/gorilla/handlers/handlers.go b/vendor/github.com/gorilla/handlers/handlers.go new file mode 100644 index 000000000..c3c20e5b9 --- /dev/null +++ b/vendor/github.com/gorilla/handlers/handlers.go @@ -0,0 +1,378 @@ +// Copyright 2013 The Gorilla Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package handlers + +import ( + "bufio" + "fmt" + "io" + "net" + "net/http" + "net/url" + "sort" + "strconv" + "strings" + "time" + "unicode/utf8" +) + +// MethodHandler is an http.Handler that dispatches to a handler whose key in the MethodHandler's +// map matches the name of the HTTP request's method, eg: GET +// +// If the request's method is OPTIONS and OPTIONS is not a key in the map then the handler +// responds with a status of 200 and sets the Allow header to a comma-separated list of +// available methods. +// +// If the request's method doesn't match any of its keys the handler responds with +// a status of 405, Method not allowed and sets the Allow header to a comma-separated list +// of available methods. +type MethodHandler map[string]http.Handler + +func (h MethodHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) { + if handler, ok := h[req.Method]; ok { + handler.ServeHTTP(w, req) + } else { + allow := []string{} + for k := range h { + allow = append(allow, k) + } + sort.Strings(allow) + w.Header().Set("Allow", strings.Join(allow, ", ")) + if req.Method == "OPTIONS" { + w.WriteHeader(http.StatusOK) + } else { + http.Error(w, "Method not allowed", http.StatusMethodNotAllowed) + } + } +} + +// loggingHandler is the http.Handler implementation for LoggingHandlerTo and its friends +type loggingHandler struct { + writer io.Writer + handler http.Handler +} + +// combinedLoggingHandler is the http.Handler implementation for LoggingHandlerTo and its friends +type combinedLoggingHandler struct { + writer io.Writer + handler http.Handler +} + +func (h loggingHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) { + t := time.Now() + logger := makeLogger(w) + url := *req.URL + h.handler.ServeHTTP(logger, req) + writeLog(h.writer, req, url, t, logger.Status(), logger.Size()) +} + +func (h combinedLoggingHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) { + t := time.Now() + logger := makeLogger(w) + url := *req.URL + h.handler.ServeHTTP(logger, req) + writeCombinedLog(h.writer, req, url, t, logger.Status(), logger.Size()) +} + +func makeLogger(w http.ResponseWriter) loggingResponseWriter { + var logger loggingResponseWriter = &responseLogger{w: w} + if _, ok := w.(http.Hijacker); ok { + logger = &hijackLogger{responseLogger{w: w}} + } + h, ok1 := logger.(http.Hijacker) + c, ok2 := w.(http.CloseNotifier) + if ok1 && ok2 { + return hijackCloseNotifier{logger, h, c} + } + if ok2 { + return &closeNotifyWriter{logger, c} + } + return logger +} + +type loggingResponseWriter interface { + http.ResponseWriter + http.Flusher + Status() int + Size() int +} + +// responseLogger is wrapper of http.ResponseWriter that keeps track of its HTTP status +// code and body size +type responseLogger struct { + w http.ResponseWriter + status int + size int +} + +func (l *responseLogger) Header() http.Header { + return l.w.Header() +} + +func (l *responseLogger) Write(b []byte) (int, error) { + if l.status == 0 { + // The status will be StatusOK if WriteHeader has not been called yet + l.status = http.StatusOK + } + size, err := l.w.Write(b) + l.size += size + return size, err +} + +func (l *responseLogger) WriteHeader(s int) { + l.w.WriteHeader(s) + l.status = s +} + +func (l *responseLogger) Status() int { + return l.status +} + +func (l *responseLogger) Size() int { + return l.size +} + +func (l *responseLogger) Flush() { + f, ok := l.w.(http.Flusher) + if ok { + f.Flush() + } +} + +type hijackLogger struct { + responseLogger +} + +func (l *hijackLogger) Hijack() (net.Conn, *bufio.ReadWriter, error) { + h := l.responseLogger.w.(http.Hijacker) + conn, rw, err := h.Hijack() + if err == nil && l.responseLogger.status == 0 { + // The status will be StatusSwitchingProtocols if there was no error and WriteHeader has not been called yet + l.responseLogger.status = http.StatusSwitchingProtocols + } + return conn, rw, err +} + +type closeNotifyWriter struct { + loggingResponseWriter + http.CloseNotifier +} + +type hijackCloseNotifier struct { + loggingResponseWriter + http.Hijacker + http.CloseNotifier +} + +const lowerhex = "0123456789abcdef" + +func appendQuoted(buf []byte, s string) []byte { + var runeTmp [utf8.UTFMax]byte + for width := 0; len(s) > 0; s = s[width:] { + r := rune(s[0]) + width = 1 + if r >= utf8.RuneSelf { + r, width = utf8.DecodeRuneInString(s) + } + if width == 1 && r == utf8.RuneError { + buf = append(buf, `\x`...) + buf = append(buf, lowerhex[s[0]>>4]) + buf = append(buf, lowerhex[s[0]&0xF]) + continue + } + if r == rune('"') || r == '\\' { // always backslashed + buf = append(buf, '\\') + buf = append(buf, byte(r)) + continue + } + if strconv.IsPrint(r) { + n := utf8.EncodeRune(runeTmp[:], r) + buf = append(buf, runeTmp[:n]...) + continue + } + switch r { + case '\a': + buf = append(buf, `\a`...) + case '\b': + buf = append(buf, `\b`...) + case '\f': + buf = append(buf, `\f`...) + case '\n': + buf = append(buf, `\n`...) + case '\r': + buf = append(buf, `\r`...) + case '\t': + buf = append(buf, `\t`...) + case '\v': + buf = append(buf, `\v`...) + default: + switch { + case r < ' ': + buf = append(buf, `\x`...) + buf = append(buf, lowerhex[s[0]>>4]) + buf = append(buf, lowerhex[s[0]&0xF]) + case r > utf8.MaxRune: + r = 0xFFFD + fallthrough + case r < 0x10000: + buf = append(buf, `\u`...) + for s := 12; s >= 0; s -= 4 { + buf = append(buf, lowerhex[r>>uint(s)&0xF]) + } + default: + buf = append(buf, `\U`...) + for s := 28; s >= 0; s -= 4 { + buf = append(buf, lowerhex[r>>uint(s)&0xF]) + } + } + } + } + return buf + +} + +// buildCommonLogLine builds a log entry for req in Apache Common Log Format. +// ts is the timestamp with which the entry should be logged. +// status and size are used to provide the response HTTP status and size. +func buildCommonLogLine(req *http.Request, url url.URL, ts time.Time, status int, size int) []byte { + username := "-" + if url.User != nil { + if name := url.User.Username(); name != "" { + username = name + } + } + + host, _, err := net.SplitHostPort(req.RemoteAddr) + + if err != nil { + host = req.RemoteAddr + } + + uri := url.RequestURI() + + buf := make([]byte, 0, 3*(len(host)+len(username)+len(req.Method)+len(uri)+len(req.Proto)+50)/2) + buf = append(buf, host...) + buf = append(buf, " - "...) + buf = append(buf, username...) + buf = append(buf, " ["...) + buf = append(buf, ts.Format("02/Jan/2006:15:04:05 -0700")...) + buf = append(buf, `] "`...) + buf = append(buf, req.Method...) + buf = append(buf, " "...) + buf = appendQuoted(buf, uri) + buf = append(buf, " "...) + buf = append(buf, req.Proto...) + buf = append(buf, `" `...) + buf = append(buf, strconv.Itoa(status)...) + buf = append(buf, " "...) + buf = append(buf, strconv.Itoa(size)...) + return buf +} + +// writeLog writes a log entry for req to w in Apache Common Log Format. +// ts is the timestamp with which the entry should be logged. +// status and size are used to provide the response HTTP status and size. +func writeLog(w io.Writer, req *http.Request, url url.URL, ts time.Time, status, size int) { + buf := buildCommonLogLine(req, url, ts, status, size) + buf = append(buf, '\n') + w.Write(buf) +} + +// writeCombinedLog writes a log entry for req to w in Apache Combined Log Format. +// ts is the timestamp with which the entry should be logged. +// status and size are used to provide the response HTTP status and size. +func writeCombinedLog(w io.Writer, req *http.Request, url url.URL, ts time.Time, status, size int) { + buf := buildCommonLogLine(req, url, ts, status, size) + buf = append(buf, ` "`...) + buf = appendQuoted(buf, req.Referer()) + buf = append(buf, `" "`...) + buf = appendQuoted(buf, req.UserAgent()) + buf = append(buf, '"', '\n') + w.Write(buf) +} + +// CombinedLoggingHandler return a http.Handler that wraps h and logs requests to out in +// Apache Combined Log Format. +// +// See http://httpd.apache.org/docs/2.2/logs.html#combined for a description of this format. +// +// LoggingHandler always sets the ident field of the log to - +func CombinedLoggingHandler(out io.Writer, h http.Handler) http.Handler { + return combinedLoggingHandler{out, h} +} + +// LoggingHandler return a http.Handler that wraps h and logs requests to out in +// Apache Common Log Format (CLF). +// +// See http://httpd.apache.org/docs/2.2/logs.html#common for a description of this format. +// +// LoggingHandler always sets the ident field of the log to - +func LoggingHandler(out io.Writer, h http.Handler) http.Handler { + return loggingHandler{out, h} +} + +// isContentType validates the Content-Type header +// is contentType. That is, its type and subtype match. +func isContentType(h http.Header, contentType string) bool { + ct := h.Get("Content-Type") + if i := strings.IndexRune(ct, ';'); i != -1 { + ct = ct[0:i] + } + return ct == contentType +} + +// ContentTypeHandler wraps and returns a http.Handler, validating the request content type +// is acompatible with the contentTypes list. +// It writes a HTTP 415 error if that fails. +// +// Only PUT, POST, and PATCH requests are considered. +func ContentTypeHandler(h http.Handler, contentTypes ...string) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + if !(r.Method == "PUT" || r.Method == "POST" || r.Method == "PATCH") { + h.ServeHTTP(w, r) + return + } + + for _, ct := range contentTypes { + if isContentType(r.Header, ct) { + h.ServeHTTP(w, r) + return + } + } + http.Error(w, fmt.Sprintf("Unsupported content type %q; expected one of %q", r.Header.Get("Content-Type"), contentTypes), http.StatusUnsupportedMediaType) + }) +} + +const ( + // HTTPMethodOverrideHeader is a commonly used + // http header to override a request method. + HTTPMethodOverrideHeader = "X-HTTP-Method-Override" + // HTTPMethodOverrideFormKey is a commonly used + // HTML form key to override a request method. + HTTPMethodOverrideFormKey = "_method" +) + +// HTTPMethodOverrideHandler wraps and returns a http.Handler which checks for the X-HTTP-Method-Override header +// or the _method form key, and overrides (if valid) request.Method with its value. +// +// This is especially useful for http clients that don't support many http verbs. +// It isn't secure to override e.g a GET to a POST, so only POST requests are considered. +// Likewise, the override method can only be a "write" method: PUT, PATCH or DELETE. +// +// Form method takes precedence over header method. +func HTTPMethodOverrideHandler(h http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + if r.Method == "POST" { + om := r.FormValue(HTTPMethodOverrideFormKey) + if om == "" { + om = r.Header.Get(HTTPMethodOverrideHeader) + } + if om == "PUT" || om == "PATCH" || om == "DELETE" { + r.Method = om + } + } + h.ServeHTTP(w, r) + }) +} diff --git a/vendor/github.com/gorilla/handlers/proxy_headers.go b/vendor/github.com/gorilla/handlers/proxy_headers.go new file mode 100644 index 000000000..268de9c6a --- /dev/null +++ b/vendor/github.com/gorilla/handlers/proxy_headers.go @@ -0,0 +1,113 @@ +package handlers + +import ( + "net/http" + "regexp" + "strings" +) + +var ( + // De-facto standard header keys. + xForwardedFor = http.CanonicalHeaderKey("X-Forwarded-For") + xRealIP = http.CanonicalHeaderKey("X-Real-IP") + xForwardedProto = http.CanonicalHeaderKey("X-Forwarded-Scheme") +) + +var ( + // RFC7239 defines a new "Forwarded: " header designed to replace the + // existing use of X-Forwarded-* headers. + // e.g. Forwarded: for=192.0.2.60;proto=https;by=203.0.113.43 + forwarded = http.CanonicalHeaderKey("Forwarded") + // Allows for a sub-match of the first value after 'for=' to the next + // comma, semi-colon or space. The match is case-insensitive. + forRegex = regexp.MustCompile(`(?i)(?:for=)([^(;|,| )]+)`) + // Allows for a sub-match for the first instance of scheme (http|https) + // prefixed by 'proto='. The match is case-insensitive. + protoRegex = regexp.MustCompile(`(?i)(?:proto=)(https|http)`) +) + +// ProxyHeaders inspects common reverse proxy headers and sets the corresponding +// fields in the HTTP request struct. These are X-Forwarded-For and X-Real-IP +// for the remote (client) IP address, X-Forwarded-Proto for the scheme +// (http|https) and the RFC7239 Forwarded header, which may include both client +// IPs and schemes. +// +// NOTE: This middleware should only be used when behind a reverse +// proxy like nginx, HAProxy or Apache. Reverse proxies that don't (or are +// configured not to) strip these headers from client requests, or where these +// headers are accepted "as is" from a remote client (e.g. when Go is not behind +// a proxy), can manifest as a vulnerability if your application uses these +// headers for validating the 'trustworthiness' of a request. +func ProxyHeaders(h http.Handler) http.Handler { + fn := func(w http.ResponseWriter, r *http.Request) { + // Set the remote IP with the value passed from the proxy. + if fwd := getIP(r); fwd != "" { + r.RemoteAddr = fwd + } + + // Set the scheme (proto) with the value passed from the proxy. + if scheme := getScheme(r); scheme != "" { + r.URL.Scheme = scheme + } + + // Call the next handler in the chain. + h.ServeHTTP(w, r) + } + + return http.HandlerFunc(fn) +} + +// getIP retrieves the IP from the X-Forwarded-For, X-Real-IP and RFC7239 +// Forwarded headers (in that order). +func getIP(r *http.Request) string { + var addr string + + if fwd := r.Header.Get(xForwardedFor); fwd != "" { + // Only grab the first (client) address. Note that '192.168.0.1, + // 10.1.1.1' is a valid key for X-Forwarded-For where addresses after + // the first may represent forwarding proxies earlier in the chain. + s := strings.Index(fwd, ", ") + if s == -1 { + s = len(fwd) + } + addr = fwd[:s] + } else if fwd := r.Header.Get(xRealIP); fwd != "" { + // X-Real-IP should only contain one IP address (the client making the + // request). + addr = fwd + } else if fwd := r.Header.Get(forwarded); fwd != "" { + // match should contain at least two elements if the protocol was + // specified in the Forwarded header. The first element will always be + // the 'for=' capture, which we ignore. In the case of multiple IP + // addresses (for=8.8.8.8, 8.8.4.4,172.16.1.20 is valid) we only + // extract the first, which should be the client IP. + if match := forRegex.FindStringSubmatch(fwd); len(match) > 1 { + // IPv6 addresses in Forwarded headers are quoted-strings. We strip + // these quotes. + addr = strings.Trim(match[1], `"`) + } + } + + return addr +} + +// getScheme retrieves the scheme from the X-Forwarded-Proto and RFC7239 +// Forwarded headers (in that order). +func getScheme(r *http.Request) string { + var scheme string + + // Retrieve the scheme from X-Forwarded-Proto. + if proto := r.Header.Get(xForwardedProto); proto != "" { + scheme = strings.ToLower(proto) + } else if proto := r.Header.Get(forwarded); proto != "" { + // match should contain at least two elements if the protocol was + // specified in the Forwarded header. The first element will always be + // the 'proto=' capture, which we ignore. In the case of multiple proto + // parameters (invalid) we only extract the first. + if match := protoRegex.FindStringSubmatch(proto); len(match) > 1 { + scheme = strings.ToLower(match[1]) + } + } + + return scheme +} diff --git a/vendor/github.com/json-iterator/go/README.md b/vendor/github.com/json-iterator/go/README.md index 52b111d5f..c589addf9 100644 --- a/vendor/github.com/json-iterator/go/README.md +++ b/vendor/github.com/json-iterator/go/README.md @@ -8,8 +8,6 @@ A high-performance 100% compatible drop-in replacement of "encoding/json" -You can also use thrift like JSON using [thrift-iterator](https://github.com/thrift-iterator/go) - # Benchmark  diff --git a/vendor/github.com/json-iterator/go/go.mod b/vendor/github.com/json-iterator/go/go.mod index e05c42ff5..e817cccbf 100644 --- a/vendor/github.com/json-iterator/go/go.mod +++ b/vendor/github.com/json-iterator/go/go.mod @@ -6,6 +6,6 @@ require ( github.com/davecgh/go-spew v1.1.1 github.com/google/gofuzz v1.0.0 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 - github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742 + github.com/modern-go/reflect2 v1.0.2 github.com/stretchr/testify v1.3.0 ) diff --git a/vendor/github.com/json-iterator/go/go.sum b/vendor/github.com/json-iterator/go/go.sum index be00a6df9..4b7bb8a29 100644 --- a/vendor/github.com/json-iterator/go/go.sum +++ b/vendor/github.com/json-iterator/go/go.sum @@ -5,11 +5,10 @@ github.com/google/gofuzz v1.0.0 h1:A8PeW59pxE9IoFRqBp37U+mSNaQoZ46F1f0f863XSXw= github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc= github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= -github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742 h1:Esafd1046DLDQ0W1YjYsBW+p8U2u7vzgW2SQVmlNazg= -github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= +github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= +github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= -github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4= github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q= github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= diff --git a/vendor/github.com/klauspost/compress/LICENSE b/vendor/github.com/klauspost/compress/LICENSE index 1eb75ef68..6cd1e9627 100644 --- a/vendor/github.com/klauspost/compress/LICENSE +++ b/vendor/github.com/klauspost/compress/LICENSE @@ -26,3 +26,267 @@ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +------------------ + +Files: gzhttp/* + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2016-2017 The New York Times Company + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +------------------ + +Files: s2/cmd/internal/readahead/* + +The MIT License (MIT) + +Copyright (c) 2015 Klaus Post + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. + +--------------------- +Files: snappy/* +Files: internal/snapref/* + +Copyright (c) 2011 The Snappy-Go Authors. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + * Redistributions of source code must retain the above copyright +notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above +copyright notice, this list of conditions and the following disclaimer +in the documentation and/or other materials provided with the +distribution. + * Neither the name of Google Inc. nor the names of its +contributors may be used to endorse or promote products derived from +this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/vendor/github.com/klauspost/compress/README.md b/vendor/github.com/klauspost/compress/README.md index d6a26466c..235dc7cc6 100644 --- a/vendor/github.com/klauspost/compress/README.md +++ b/vendor/github.com/klauspost/compress/README.md @@ -17,6 +17,10 @@ This package provides various compression algorithms. # changelog
+* Aug 12, 2021 (v1.13.4)
+ * Add [snappy replacement package](https://github.com/klauspost/compress/tree/master/snappy).
+ * zstd: Fix incorrect encoding in "best" mode [#415](https://github.com/klauspost/compress/pull/415)
+
* Aug 3, 2021 (v1.13.3)
* zstd: Improve Best compression [#404](https://github.com/klauspost/compress/pull/404)
diff --git a/vendor/github.com/klauspost/compress/flate/inflate.go b/vendor/github.com/klauspost/compress/flate/inflate.go index 16bc51408..d1edb356c 100644 --- a/vendor/github.com/klauspost/compress/flate/inflate.go +++ b/vendor/github.com/klauspost/compress/flate/inflate.go @@ -9,10 +9,10 @@ package flate import ( "bufio" + "compress/flate" "fmt" "io" "math/bits" - "strconv" "sync" ) @@ -41,11 +41,7 @@ var fixedOnce sync.Once var fixedHuffmanDecoder huffmanDecoder // A CorruptInputError reports the presence of corrupt input at a given offset. -type CorruptInputError int64 - -func (e CorruptInputError) Error() string { - return "flate: corrupt input before offset " + strconv.FormatInt(int64(e), 10) -} +type CorruptInputError = flate.CorruptInputError // An InternalError reports an error in the flate code itself. type InternalError string @@ -55,26 +51,12 @@ func (e InternalError) Error() string { return "flate: internal error: " + strin // A ReadError reports an error encountered while reading input. // // Deprecated: No longer returned. -type ReadError struct { - Offset int64 // byte offset where error occurred - Err error // error returned by underlying Read -} - -func (e *ReadError) Error() string { - return "flate: read error at offset " + strconv.FormatInt(e.Offset, 10) + ": " + e.Err.Error() -} +type ReadError = flate.ReadError // A WriteError reports an error encountered while writing output. // // Deprecated: No longer returned. -type WriteError struct { - Offset int64 // byte offset where error occurred - Err error // error returned by underlying Write -} - -func (e *WriteError) Error() string { - return "flate: write error at offset " + strconv.FormatInt(e.Offset, 10) + ": " + e.Err.Error() -} +type WriteError = flate.WriteError // Resetter resets a ReadCloser returned by NewReader or NewReaderDict to // to switch to a new underlying Reader. This permits reusing a ReadCloser diff --git a/vendor/github.com/klauspost/compress/flate/regmask_other.go b/vendor/github.com/klauspost/compress/flate/regmask_other.go index f477a5d6e..1b7a2cbd7 100644 --- a/vendor/github.com/klauspost/compress/flate/regmask_other.go +++ b/vendor/github.com/klauspost/compress/flate/regmask_other.go @@ -1,4 +1,5 @@ -//+build !amd64 +//go:build !amd64 +// +build !amd64 package flate diff --git a/vendor/github.com/klauspost/compress/go.mod b/vendor/github.com/klauspost/compress/go.mod index 2a4f0a41f..5aa64a436 100644 --- a/vendor/github.com/klauspost/compress/go.mod +++ b/vendor/github.com/klauspost/compress/go.mod @@ -1,5 +1,3 @@ module github.com/klauspost/compress -go 1.13 - -require github.com/golang/snappy v0.0.3 // indirect +go 1.15 diff --git a/vendor/github.com/klauspost/compress/go.sum b/vendor/github.com/klauspost/compress/go.sum index 73204cafa..e69de29bb 100644 --- a/vendor/github.com/klauspost/compress/go.sum +++ b/vendor/github.com/klauspost/compress/go.sum @@ -1,2 +0,0 @@ -github.com/golang/snappy v0.0.3 h1:fHPg5GQYlCeLIPB9BZqMVR5nR9A+IM5zcgeTdjMYmLA= -github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= diff --git a/vendor/github.com/golang/snappy/LICENSE b/vendor/github.com/klauspost/compress/internal/snapref/LICENSE index 6050c10f4..6050c10f4 100644 --- a/vendor/github.com/golang/snappy/LICENSE +++ b/vendor/github.com/klauspost/compress/internal/snapref/LICENSE diff --git a/vendor/github.com/golang/snappy/decode.go b/vendor/github.com/klauspost/compress/internal/snapref/decode.go index f1e04b172..40796a49d 100644 --- a/vendor/github.com/golang/snappy/decode.go +++ b/vendor/github.com/klauspost/compress/internal/snapref/decode.go @@ -2,7 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -package snappy +package snapref import ( "encoding/binary" @@ -118,32 +118,23 @@ func (r *Reader) readFull(p []byte, allowEOF bool) (ok bool) { return true } -// Read satisfies the io.Reader interface. -func (r *Reader) Read(p []byte) (int, error) { - if r.err != nil { - return 0, r.err - } - for { - if r.i < r.j { - n := copy(p, r.decoded[r.i:r.j]) - r.i += n - return n, nil - } +func (r *Reader) fill() error { + for r.i >= r.j { if !r.readFull(r.buf[:4], true) { - return 0, r.err + return r.err } chunkType := r.buf[0] if !r.readHeader { if chunkType != chunkTypeStreamIdentifier { r.err = ErrCorrupt - return 0, r.err + return r.err } r.readHeader = true } chunkLen := int(r.buf[1]) | int(r.buf[2])<<8 | int(r.buf[3])<<16 if chunkLen > len(r.buf) { r.err = ErrUnsupported - return 0, r.err + return r.err } // The chunk types are specified at @@ -153,11 +144,11 @@ func (r *Reader) Read(p []byte) (int, error) { // Section 4.2. Compressed data (chunk type 0x00). if chunkLen < checksumSize { r.err = ErrCorrupt - return 0, r.err + return r.err } buf := r.buf[:chunkLen] if !r.readFull(buf, false) { - return 0, r.err + return r.err } checksum := uint32(buf[0]) | uint32(buf[1])<<8 | uint32(buf[2])<<16 | uint32(buf[3])<<24 buf = buf[checksumSize:] @@ -165,19 +156,19 @@ func (r *Reader) Read(p []byte) (int, error) { n, err := DecodedLen(buf) if err != nil { r.err = err - return 0, r.err + return r.err } if n > len(r.decoded) { r.err = ErrCorrupt - return 0, r.err + return r.err } if _, err := Decode(r.decoded, buf); err != nil { r.err = err - return 0, r.err + return r.err } if crc(r.decoded[:n]) != checksum { r.err = ErrCorrupt - return 0, r.err + return r.err } r.i, r.j = 0, n continue @@ -186,25 +177,25 @@ func (r *Reader) Read(p []byte) (int, error) { // Section 4.3. Uncompressed data (chunk type 0x01). if chunkLen < checksumSize { r.err = ErrCorrupt - return 0, r.err + return r.err } buf := r.buf[:checksumSize] if !r.readFull(buf, false) { - return 0, r.err + return r.err } checksum := uint32(buf[0]) | uint32(buf[1])<<8 | uint32(buf[2])<<16 | uint32(buf[3])<<24 // Read directly into r.decoded instead of via r.buf. n := chunkLen - checksumSize if n > len(r.decoded) { r.err = ErrCorrupt - return 0, r.err + return r.err } if !r.readFull(r.decoded[:n], false) { - return 0, r.err + return r.err } if crc(r.decoded[:n]) != checksum { r.err = ErrCorrupt - return 0, r.err + return r.err } r.i, r.j = 0, n continue @@ -213,15 +204,15 @@ func (r *Reader) Read(p []byte) (int, error) { // Section 4.1. Stream identifier (chunk type 0xff). if chunkLen != len(magicBody) { r.err = ErrCorrupt - return 0, r.err + return r.err } if !r.readFull(r.buf[:len(magicBody)], false) { - return 0, r.err + return r.err } for i := 0; i < len(magicBody); i++ { if r.buf[i] != magicBody[i] { r.err = ErrCorrupt - return 0, r.err + return r.err } } continue @@ -230,12 +221,44 @@ func (r *Reader) Read(p []byte) (int, error) { if chunkType <= 0x7f { // Section 4.5. Reserved unskippable chunks (chunk types 0x02-0x7f). r.err = ErrUnsupported - return 0, r.err + return r.err } // Section 4.4 Padding (chunk type 0xfe). // Section 4.6. Reserved skippable chunks (chunk types 0x80-0xfd). if !r.readFull(r.buf[:chunkLen], false) { - return 0, r.err + return r.err } } + + return nil +} + +// Read satisfies the io.Reader interface. +func (r *Reader) Read(p []byte) (int, error) { + if r.err != nil { + return 0, r.err + } + + if err := r.fill(); err != nil { + return 0, err + } + + n := copy(p, r.decoded[r.i:r.j]) + r.i += n + return n, nil +} + +// ReadByte satisfies the io.ByteReader interface. +func (r *Reader) ReadByte() (byte, error) { + if r.err != nil { + return 0, r.err + } + + if err := r.fill(); err != nil { + return 0, err + } + + c := r.decoded[r.i] + r.i++ + return c, nil } diff --git a/vendor/github.com/golang/snappy/decode_other.go b/vendor/github.com/klauspost/compress/internal/snapref/decode_other.go index 2f672be55..77395a6b8 100644 --- a/vendor/github.com/golang/snappy/decode_other.go +++ b/vendor/github.com/klauspost/compress/internal/snapref/decode_other.go @@ -2,9 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// +build !amd64,!arm64 appengine !gc noasm - -package snappy +package snapref // decode writes the decoding of src to dst. It assumes that the varint-encoded // length of the decompressed bytes has already been read, and that len(dst) diff --git a/vendor/github.com/golang/snappy/encode.go b/vendor/github.com/klauspost/compress/internal/snapref/encode.go index 7f2365707..13c6040a5 100644 --- a/vendor/github.com/golang/snappy/encode.go +++ b/vendor/github.com/klauspost/compress/internal/snapref/encode.go @@ -2,7 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -package snappy +package snapref import ( "encoding/binary" diff --git a/vendor/github.com/golang/snappy/encode_other.go b/vendor/github.com/klauspost/compress/internal/snapref/encode_other.go index 296d7f0be..511bba65d 100644 --- a/vendor/github.com/golang/snappy/encode_other.go +++ b/vendor/github.com/klauspost/compress/internal/snapref/encode_other.go @@ -2,9 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// +build !amd64,!arm64 appengine !gc noasm - -package snappy +package snapref func load32(b []byte, i int) uint32 { b = b[i : i+4 : len(b)] // Help the compiler eliminate bounds checks on the next line. diff --git a/vendor/github.com/golang/snappy/snappy.go b/vendor/github.com/klauspost/compress/internal/snapref/snappy.go index ece692ea4..34d01f4aa 100644 --- a/vendor/github.com/golang/snappy/snappy.go +++ b/vendor/github.com/klauspost/compress/internal/snapref/snappy.go @@ -2,7 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// Package snappy implements the Snappy compression format. It aims for very +// Package snapref implements the Snappy compression format. It aims for very // high speeds and reasonable compression. // // There are actually two Snappy formats: block and stream. They are related, @@ -17,7 +17,7 @@ // // The canonical, C++ implementation is at https://github.com/google/snappy and // it only implements the block format. -package snappy // import "github.com/golang/snappy" +package snapref import ( "hash/crc32" diff --git a/vendor/github.com/klauspost/compress/s2sx.mod b/vendor/github.com/klauspost/compress/s2sx.mod index a9faf7a02..2263853fc 100644 --- a/vendor/github.com/klauspost/compress/s2sx.mod +++ b/vendor/github.com/klauspost/compress/s2sx.mod @@ -2,4 +2,3 @@ module github.com/klauspost/compress go 1.16 -require github.com/golang/snappy v0.0.3 // indirect diff --git a/vendor/github.com/klauspost/compress/s2sx.sum b/vendor/github.com/klauspost/compress/s2sx.sum index 73204cafa..e69de29bb 100644 --- a/vendor/github.com/klauspost/compress/s2sx.sum +++ b/vendor/github.com/klauspost/compress/s2sx.sum @@ -1,2 +0,0 @@ -github.com/golang/snappy v0.0.3 h1:fHPg5GQYlCeLIPB9BZqMVR5nR9A+IM5zcgeTdjMYmLA= -github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= diff --git a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.go b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.go index 35318d7c4..3ddbd5c0b 100644 --- a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.go +++ b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.go @@ -1,6 +1,5 @@ -// +build !appengine -// +build gc -// +build !purego +//go:build !appengine && gc && !purego +// +build !appengine,gc,!purego package xxhash diff --git a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go index 4a5a82160..1f52f296e 100644 --- a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go +++ b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go @@ -1,3 +1,4 @@ +//go:build !amd64 || appengine || !gc || purego // +build !amd64 appengine !gc purego package xxhash diff --git a/vendor/github.com/klauspost/compress/zstd/snappy.go b/vendor/github.com/klauspost/compress/zstd/snappy.go index 0372b1714..9e1baad73 100644 --- a/vendor/github.com/klauspost/compress/zstd/snappy.go +++ b/vendor/github.com/klauspost/compress/zstd/snappy.go @@ -10,8 +10,8 @@ import ( "hash/crc32" "io" - "github.com/golang/snappy" "github.com/klauspost/compress/huff0" + snappy "github.com/klauspost/compress/internal/snapref" ) const ( diff --git a/vendor/github.com/klauspost/compress/zstd/zip.go b/vendor/github.com/klauspost/compress/zstd/zip.go index 9325b928a..967f29b31 100644 --- a/vendor/github.com/klauspost/compress/zstd/zip.go +++ b/vendor/github.com/klauspost/compress/zstd/zip.go @@ -64,8 +64,9 @@ func (r *pooledZipReader) Close() error { } type pooledZipWriter struct { - mu sync.Mutex // guards Close and Read - enc *Encoder + mu sync.Mutex // guards Close and Read + enc *Encoder + pool *sync.Pool } func (w *pooledZipWriter) Write(p []byte) (n int, err error) { @@ -83,7 +84,7 @@ func (w *pooledZipWriter) Close() error { var err error if w.enc != nil { err = w.enc.Close() - zipReaderPool.Put(w.enc) + w.pool.Put(w.enc) w.enc = nil } return err @@ -104,7 +105,7 @@ func ZipCompressor(opts ...EOption) func(w io.Writer) (io.WriteCloser, error) { return nil, err } } - return &pooledZipWriter{enc: enc}, nil + return &pooledZipWriter{enc: enc, pool: &pool}, nil } } diff --git a/vendor/github.com/modern-go/reflect2/.travis.yml b/vendor/github.com/modern-go/reflect2/.travis.yml index fbb43744d..b097728db 100644 --- a/vendor/github.com/modern-go/reflect2/.travis.yml +++ b/vendor/github.com/modern-go/reflect2/.travis.yml @@ -1,7 +1,7 @@ language: go go: - - 1.8.x + - 1.9.x - 1.x before_install: diff --git a/vendor/github.com/modern-go/reflect2/Gopkg.lock b/vendor/github.com/modern-go/reflect2/Gopkg.lock index 2a3a69893..10ef81118 100644 --- a/vendor/github.com/modern-go/reflect2/Gopkg.lock +++ b/vendor/github.com/modern-go/reflect2/Gopkg.lock @@ -1,15 +1,9 @@ # This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'. -[[projects]] - name = "github.com/modern-go/concurrent" - packages = ["."] - revision = "e0a39a4cb4216ea8db28e22a69f4ec25610d513a" - version = "1.0.0" - [solve-meta] analyzer-name = "dep" analyzer-version = 1 - inputs-digest = "daee8a88b3498b61c5640056665b8b9eea062006f5e596bbb6a3ed9119a11ec7" + input-imports = [] solver-name = "gps-cdcl" solver-version = 1 diff --git a/vendor/github.com/modern-go/reflect2/Gopkg.toml b/vendor/github.com/modern-go/reflect2/Gopkg.toml index 2f4f4dbdc..a9bc5061b 100644 --- a/vendor/github.com/modern-go/reflect2/Gopkg.toml +++ b/vendor/github.com/modern-go/reflect2/Gopkg.toml @@ -26,10 +26,6 @@ ignored = [] -[[constraint]] - name = "github.com/modern-go/concurrent" - version = "1.0.0" - [prune] go-tests = true unused-packages = true diff --git a/vendor/github.com/modern-go/reflect2/go.mod b/vendor/github.com/modern-go/reflect2/go.mod new file mode 100644 index 000000000..9057e9b33 --- /dev/null +++ b/vendor/github.com/modern-go/reflect2/go.mod @@ -0,0 +1,3 @@ +module github.com/modern-go/reflect2 + +go 1.12 diff --git a/vendor/github.com/modern-go/reflect2/go_above_118.go b/vendor/github.com/modern-go/reflect2/go_above_118.go new file mode 100644 index 000000000..2b4116f6c --- /dev/null +++ b/vendor/github.com/modern-go/reflect2/go_above_118.go @@ -0,0 +1,23 @@ +//+build go1.18 + +package reflect2 + +import ( + "unsafe" +) + +// m escapes into the return value, but the caller of mapiterinit +// doesn't let the return value escape. +//go:noescape +//go:linkname mapiterinit reflect.mapiterinit +func mapiterinit(rtype unsafe.Pointer, m unsafe.Pointer, it *hiter) + +func (type2 *UnsafeMapType) UnsafeIterate(obj unsafe.Pointer) MapIterator { + var it hiter + mapiterinit(type2.rtype, *(*unsafe.Pointer)(obj), &it) + return &UnsafeMapIterator{ + hiter: &it, + pKeyRType: type2.pKeyRType, + pElemRType: type2.pElemRType, + } +}
\ No newline at end of file diff --git a/vendor/github.com/modern-go/reflect2/go_above_17.go b/vendor/github.com/modern-go/reflect2/go_above_17.go deleted file mode 100644 index 5c1cea868..000000000 --- a/vendor/github.com/modern-go/reflect2/go_above_17.go +++ /dev/null @@ -1,8 +0,0 @@ -//+build go1.7 - -package reflect2 - -import "unsafe" - -//go:linkname resolveTypeOff reflect.resolveTypeOff -func resolveTypeOff(rtype unsafe.Pointer, off int32) unsafe.Pointer diff --git a/vendor/github.com/modern-go/reflect2/go_above_19.go b/vendor/github.com/modern-go/reflect2/go_above_19.go index c7e3b7801..974f7685e 100644 --- a/vendor/github.com/modern-go/reflect2/go_above_19.go +++ b/vendor/github.com/modern-go/reflect2/go_above_19.go @@ -6,6 +6,9 @@ import ( "unsafe" ) +//go:linkname resolveTypeOff reflect.resolveTypeOff +func resolveTypeOff(rtype unsafe.Pointer, off int32) unsafe.Pointer + //go:linkname makemap reflect.makemap func makemap(rtype unsafe.Pointer, cap int) (m unsafe.Pointer) diff --git a/vendor/github.com/modern-go/reflect2/go_below_118.go b/vendor/github.com/modern-go/reflect2/go_below_118.go new file mode 100644 index 000000000..00003dbd7 --- /dev/null +++ b/vendor/github.com/modern-go/reflect2/go_below_118.go @@ -0,0 +1,21 @@ +//+build !go1.18 + +package reflect2 + +import ( + "unsafe" +) + +// m escapes into the return value, but the caller of mapiterinit +// doesn't let the return value escape. +//go:noescape +//go:linkname mapiterinit reflect.mapiterinit +func mapiterinit(rtype unsafe.Pointer, m unsafe.Pointer) (val *hiter) + +func (type2 *UnsafeMapType) UnsafeIterate(obj unsafe.Pointer) MapIterator { + return &UnsafeMapIterator{ + hiter: mapiterinit(type2.rtype, *(*unsafe.Pointer)(obj)), + pKeyRType: type2.pKeyRType, + pElemRType: type2.pElemRType, + } +}
\ No newline at end of file diff --git a/vendor/github.com/modern-go/reflect2/go_below_17.go b/vendor/github.com/modern-go/reflect2/go_below_17.go deleted file mode 100644 index 65a93c889..000000000 --- a/vendor/github.com/modern-go/reflect2/go_below_17.go +++ /dev/null @@ -1,9 +0,0 @@ -//+build !go1.7 - -package reflect2 - -import "unsafe" - -func resolveTypeOff(rtype unsafe.Pointer, off int32) unsafe.Pointer { - return nil -} diff --git a/vendor/github.com/modern-go/reflect2/go_below_19.go b/vendor/github.com/modern-go/reflect2/go_below_19.go deleted file mode 100644 index b050ef70c..000000000 --- a/vendor/github.com/modern-go/reflect2/go_below_19.go +++ /dev/null @@ -1,14 +0,0 @@ -//+build !go1.9 - -package reflect2 - -import ( - "unsafe" -) - -//go:linkname makemap reflect.makemap -func makemap(rtype unsafe.Pointer) (m unsafe.Pointer) - -func makeMapWithSize(rtype unsafe.Pointer, cap int) unsafe.Pointer { - return makemap(rtype) -} diff --git a/vendor/github.com/modern-go/reflect2/reflect2.go b/vendor/github.com/modern-go/reflect2/reflect2.go index 63b49c799..c43c8b9d6 100644 --- a/vendor/github.com/modern-go/reflect2/reflect2.go +++ b/vendor/github.com/modern-go/reflect2/reflect2.go @@ -1,8 +1,9 @@ package reflect2 import ( - "github.com/modern-go/concurrent" "reflect" + "runtime" + "sync" "unsafe" ) @@ -130,13 +131,13 @@ var ConfigSafe = Config{UseSafeImplementation: true}.Froze() type frozenConfig struct { useSafeImplementation bool - cache *concurrent.Map + cache *sync.Map } func (cfg Config) Froze() *frozenConfig { return &frozenConfig{ useSafeImplementation: cfg.UseSafeImplementation, - cache: concurrent.NewMap(), + cache: new(sync.Map), } } @@ -288,11 +289,12 @@ func NoEscape(p unsafe.Pointer) unsafe.Pointer { } func UnsafeCastString(str string) []byte { + bytes := make([]byte, 0) stringHeader := (*reflect.StringHeader)(unsafe.Pointer(&str)) - sliceHeader := &reflect.SliceHeader{ - Data: stringHeader.Data, - Cap: stringHeader.Len, - Len: stringHeader.Len, - } - return *(*[]byte)(unsafe.Pointer(sliceHeader)) + sliceHeader := (*reflect.SliceHeader)(unsafe.Pointer(&bytes)) + sliceHeader.Data = stringHeader.Data + sliceHeader.Cap = stringHeader.Len + sliceHeader.Len = stringHeader.Len + runtime.KeepAlive(str) + return bytes } diff --git a/vendor/github.com/modern-go/reflect2/test.sh b/vendor/github.com/modern-go/reflect2/test.sh deleted file mode 100644 index 3d2b9768c..000000000 --- a/vendor/github.com/modern-go/reflect2/test.sh +++ /dev/null @@ -1,12 +0,0 @@ -#!/usr/bin/env bash - -set -e -echo "" > coverage.txt - -for d in $(go list github.com/modern-go/reflect2-tests/... | grep -v vendor); do - go test -coverprofile=profile.out -coverpkg=github.com/modern-go/reflect2 $d - if [ -f profile.out ]; then - cat profile.out >> coverage.txt - rm profile.out - fi -done diff --git a/vendor/github.com/modern-go/reflect2/type_map.go b/vendor/github.com/modern-go/reflect2/type_map.go index 3acfb5580..4b13c3155 100644 --- a/vendor/github.com/modern-go/reflect2/type_map.go +++ b/vendor/github.com/modern-go/reflect2/type_map.go @@ -1,17 +1,13 @@ +// +build !gccgo + package reflect2 import ( "reflect" - "runtime" - "strings" "sync" "unsafe" ) -// typelinks1 for 1.5 ~ 1.6 -//go:linkname typelinks1 reflect.typelinks -func typelinks1() [][]unsafe.Pointer - // typelinks2 for 1.7 ~ //go:linkname typelinks2 reflect.typelinks func typelinks2() (sections []unsafe.Pointer, offset [][]int32) @@ -27,49 +23,10 @@ func discoverTypes() { types = make(map[string]reflect.Type) packages = make(map[string]map[string]reflect.Type) - ver := runtime.Version() - if ver == "go1.5" || strings.HasPrefix(ver, "go1.5.") { - loadGo15Types() - } else if ver == "go1.6" || strings.HasPrefix(ver, "go1.6.") { - loadGo15Types() - } else { - loadGo17Types() - } -} - -func loadGo15Types() { - var obj interface{} = reflect.TypeOf(0) - typePtrss := typelinks1() - for _, typePtrs := range typePtrss { - for _, typePtr := range typePtrs { - (*emptyInterface)(unsafe.Pointer(&obj)).word = typePtr - typ := obj.(reflect.Type) - if typ.Kind() == reflect.Ptr && typ.Elem().Kind() == reflect.Struct { - loadedType := typ.Elem() - pkgTypes := packages[loadedType.PkgPath()] - if pkgTypes == nil { - pkgTypes = map[string]reflect.Type{} - packages[loadedType.PkgPath()] = pkgTypes - } - types[loadedType.String()] = loadedType - pkgTypes[loadedType.Name()] = loadedType - } - if typ.Kind() == reflect.Slice && typ.Elem().Kind() == reflect.Ptr && - typ.Elem().Elem().Kind() == reflect.Struct { - loadedType := typ.Elem().Elem() - pkgTypes := packages[loadedType.PkgPath()] - if pkgTypes == nil { - pkgTypes = map[string]reflect.Type{} - packages[loadedType.PkgPath()] = pkgTypes - } - types[loadedType.String()] = loadedType - pkgTypes[loadedType.Name()] = loadedType - } - } - } + loadGoTypes() } -func loadGo17Types() { +func loadGoTypes() { var obj interface{} = reflect.TypeOf(0) sections, offset := typelinks2() for i, offs := range offset { diff --git a/vendor/github.com/modern-go/reflect2/unsafe_link.go b/vendor/github.com/modern-go/reflect2/unsafe_link.go index 57229c8db..b49f614ef 100644 --- a/vendor/github.com/modern-go/reflect2/unsafe_link.go +++ b/vendor/github.com/modern-go/reflect2/unsafe_link.go @@ -19,18 +19,12 @@ func typedslicecopy(elemType unsafe.Pointer, dst, src sliceHeader) int //go:linkname mapassign reflect.mapassign //go:noescape -func mapassign(rtype unsafe.Pointer, m unsafe.Pointer, key, val unsafe.Pointer) +func mapassign(rtype unsafe.Pointer, m unsafe.Pointer, key unsafe.Pointer, val unsafe.Pointer) //go:linkname mapaccess reflect.mapaccess //go:noescape func mapaccess(rtype unsafe.Pointer, m unsafe.Pointer, key unsafe.Pointer) (val unsafe.Pointer) -// m escapes into the return value, but the caller of mapiterinit -// doesn't let the return value escape. -//go:noescape -//go:linkname mapiterinit reflect.mapiterinit -func mapiterinit(rtype unsafe.Pointer, m unsafe.Pointer) *hiter - //go:noescape //go:linkname mapiternext reflect.mapiternext func mapiternext(it *hiter) @@ -42,9 +36,21 @@ func ifaceE2I(rtype unsafe.Pointer, src interface{}, dst unsafe.Pointer) // If you modify hiter, also change cmd/internal/gc/reflect.go to indicate // the layout of this structure. type hiter struct { - key unsafe.Pointer // Must be in first position. Write nil to indicate iteration end (see cmd/internal/gc/range.go). - value unsafe.Pointer // Must be in second position (see cmd/internal/gc/range.go). - // rest fields are ignored + key unsafe.Pointer + value unsafe.Pointer + t unsafe.Pointer + h unsafe.Pointer + buckets unsafe.Pointer + bptr unsafe.Pointer + overflow *[]unsafe.Pointer + oldoverflow *[]unsafe.Pointer + startBucket uintptr + offset uint8 + wrapped bool + B uint8 + i uint8 + bucket uintptr + checkBucket uintptr } // add returns p+x. diff --git a/vendor/github.com/modern-go/reflect2/unsafe_map.go b/vendor/github.com/modern-go/reflect2/unsafe_map.go index f2e76e6bb..37872da81 100644 --- a/vendor/github.com/modern-go/reflect2/unsafe_map.go +++ b/vendor/github.com/modern-go/reflect2/unsafe_map.go @@ -107,14 +107,6 @@ func (type2 *UnsafeMapType) Iterate(obj interface{}) MapIterator { return type2.UnsafeIterate(objEFace.data) } -func (type2 *UnsafeMapType) UnsafeIterate(obj unsafe.Pointer) MapIterator { - return &UnsafeMapIterator{ - hiter: mapiterinit(type2.rtype, *(*unsafe.Pointer)(obj)), - pKeyRType: type2.pKeyRType, - pElemRType: type2.pElemRType, - } -} - type UnsafeMapIterator struct { *hiter pKeyRType unsafe.Pointer diff --git a/vendor/github.com/opencontainers/selinux/go-selinux/selinux.go b/vendor/github.com/opencontainers/selinux/go-selinux/selinux.go index 9ffd77afa..0eedcaa78 100644 --- a/vendor/github.com/opencontainers/selinux/go-selinux/selinux.go +++ b/vendor/github.com/opencontainers/selinux/go-selinux/selinux.go @@ -38,6 +38,8 @@ var ( // CategoryRange allows the upper bound on the category range to be adjusted CategoryRange = DefaultCategoryRange + + privContainerMountLabel string ) // Context is a representation of the SELinux label broken into 4 parts @@ -280,5 +282,7 @@ func GetDefaultContextWithLevel(user, level, scon string) (string, error) { // PrivContainerMountLabel returns mount label for privileged containers func PrivContainerMountLabel() string { + // Make sure label is initialized. + _ = label("") return privContainerMountLabel } diff --git a/vendor/github.com/opencontainers/selinux/go-selinux/selinux_linux.go b/vendor/github.com/opencontainers/selinux/go-selinux/selinux_linux.go index a804473e4..295b2bc4e 100644 --- a/vendor/github.com/opencontainers/selinux/go-selinux/selinux_linux.go +++ b/vendor/github.com/opencontainers/selinux/go-selinux/selinux_linux.go @@ -12,7 +12,6 @@ import ( "os" "path" "path/filepath" - "regexp" "strconv" "strings" "sync" @@ -34,8 +33,6 @@ const ( xattrNameSelinux = "security.selinux" ) -var policyRoot = filepath.Join(selinuxDir, readConfig(selinuxTypeTag)) - type selinuxState struct { enabledSet bool enabled bool @@ -70,7 +67,6 @@ const ( ) var ( - assignRegex = regexp.MustCompile(`^([^=]+)=(.*)$`) readOnlyFileLabel string state = selinuxState{ mcsList: make(map[string]bool), @@ -79,8 +75,24 @@ var ( // for attrPath() attrPathOnce sync.Once haveThreadSelf bool + + // for policyRoot() + policyRootOnce sync.Once + policyRootVal string + + // for label() + loadLabelsOnce sync.Once + labels map[string]string ) +func policyRoot() string { + policyRootOnce.Do(func() { + policyRootVal = filepath.Join(selinuxDir, readConfig(selinuxTypeTag)) + }) + + return policyRootVal +} + func (s *selinuxState) setEnable(enabled bool) bool { s.Lock() defer s.Unlock() @@ -222,7 +234,7 @@ func readConfig(target string) string { scanner := bufio.NewScanner(in) for scanner.Scan() { - line := strings.TrimSpace(scanner.Text()) + line := bytes.TrimSpace(scanner.Bytes()) if len(line) == 0 { // Skip blank lines continue @@ -231,11 +243,12 @@ func readConfig(target string) string { // Skip comments continue } - if groups := assignRegex.FindStringSubmatch(line); groups != nil { - key, val := strings.TrimSpace(groups[1]), strings.TrimSpace(groups[2]) - if key == target { - return strings.Trim(val, "\"") - } + fields := bytes.SplitN(line, []byte{'='}, 2) + if len(fields) != 2 { + continue + } + if bytes.Equal(fields[0], []byte(target)) { + return string(bytes.Trim(fields[1], `"`)) } } return "" @@ -274,12 +287,15 @@ func readCon(fpath string) (string, error) { if err := isProcHandle(in); err != nil { return "", err } + return readConFd(in) +} - var retval string - if _, err := fmt.Fscanf(in, "%s", &retval); err != nil { +func readConFd(in *os.File) (string, error) { + data, err := ioutil.ReadAll(in) + if err != nil { return "", err } - return strings.Trim(retval, "\x00"), nil + return string(bytes.TrimSuffix(data, []byte{0})), nil } // classIndex returns the int index for an object class in the loaded policy, @@ -389,7 +405,7 @@ func writeCon(fpath, val string) error { _, err = out.Write(nil) } if err != nil { - return &os.PathError{Op: "write", Path: fpath, Err: err} + return err } return nil } @@ -664,11 +680,7 @@ func readWriteCon(fpath string, val string) (string, error) { return "", err } - var retval string - if _, err := fmt.Fscanf(f, "%s", &retval); err != nil { - return "", err - } - return strings.Trim(retval, "\x00"), nil + return readConFd(f) } // setExecLabel sets the SELinux label that the kernel will use for any programs @@ -723,10 +735,10 @@ func keyLabel() (string, error) { // get returns the Context as a string func (c Context) get() string { - if c["level"] != "" { - return fmt.Sprintf("%s:%s:%s:%s", c["user"], c["role"], c["type"], c["level"]) + if level := c["level"]; level != "" { + return c["user"] + ":" + c["role"] + ":" + c["type"] + ":" + level } - return fmt.Sprintf("%s:%s:%s", c["user"], c["role"], c["type"]) + return c["user"] + ":" + c["role"] + ":" + c["type"] } // newContext creates a new Context struct from the specified label @@ -891,24 +903,21 @@ func openContextFile() (*os.File, error) { if f, err := os.Open(contextFile); err == nil { return f, nil } - lxcPath := filepath.Join(policyRoot, "/contexts/lxc_contexts") - return os.Open(lxcPath) + return os.Open(filepath.Join(policyRoot(), "/contexts/lxc_contexts")) } -var labels, privContainerMountLabel = loadLabels() - -func loadLabels() (map[string]string, string) { - labels := make(map[string]string) +func loadLabels() { + labels = make(map[string]string) in, err := openContextFile() if err != nil { - return labels, "" + return } defer in.Close() scanner := bufio.NewScanner(in) for scanner.Scan() { - line := strings.TrimSpace(scanner.Text()) + line := bytes.TrimSpace(scanner.Bytes()) if len(line) == 0 { // Skip blank lines continue @@ -917,38 +926,47 @@ func loadLabels() (map[string]string, string) { // Skip comments continue } - if groups := assignRegex.FindStringSubmatch(line); groups != nil { - key, val := strings.TrimSpace(groups[1]), strings.TrimSpace(groups[2]) - labels[key] = strings.Trim(val, "\"") + fields := bytes.SplitN(line, []byte{'='}, 2) + if len(fields) != 2 { + continue } + key, val := bytes.TrimSpace(fields[0]), bytes.TrimSpace(fields[1]) + labels[string(key)] = string(bytes.Trim(val, `"`)) } con, _ := NewContext(labels["file"]) con["level"] = fmt.Sprintf("s0:c%d,c%d", maxCategory-2, maxCategory-1) - reserveLabel(con.get()) - return labels, con.get() + privContainerMountLabel = con.get() + reserveLabel(privContainerMountLabel) +} + +func label(key string) string { + loadLabelsOnce.Do(func() { + loadLabels() + }) + return labels[key] } // kvmContainerLabels returns the default processLabel and mountLabel to be used // for kvm containers by the calling process. func kvmContainerLabels() (string, string) { - processLabel := labels["kvm_process"] + processLabel := label("kvm_process") if processLabel == "" { - processLabel = labels["process"] + processLabel = label("process") } - return addMcs(processLabel, labels["file"]) + return addMcs(processLabel, label("file")) } // initContainerLabels returns the default processLabel and file labels to be // used for containers running an init system like systemd by the calling process. func initContainerLabels() (string, string) { - processLabel := labels["init_process"] + processLabel := label("init_process") if processLabel == "" { - processLabel = labels["process"] + processLabel = label("process") } - return addMcs(processLabel, labels["file"]) + return addMcs(processLabel, label("file")) } // containerLabels returns an allocated processLabel and fileLabel to be used for @@ -958,9 +976,9 @@ func containerLabels() (processLabel string, fileLabel string) { return "", "" } - processLabel = labels["process"] - fileLabel = labels["file"] - readOnlyFileLabel = labels["ro_file"] + processLabel = label("process") + fileLabel = label("file") + readOnlyFileLabel = label("ro_file") if processLabel == "" || fileLabel == "" { return "", fileLabel @@ -1180,15 +1198,14 @@ func getDefaultContextFromReaders(c *defaultSECtx) (string, error) { } func getDefaultContextWithLevel(user, level, scon string) (string, error) { - userPath := filepath.Join(policyRoot, selinuxUsersDir, user) - defaultPath := filepath.Join(policyRoot, defaultContexts) - + userPath := filepath.Join(policyRoot(), selinuxUsersDir, user) fu, err := os.Open(userPath) if err != nil { return "", err } defer fu.Close() + defaultPath := filepath.Join(policyRoot(), defaultContexts) fd, err := os.Open(defaultPath) if err != nil { return "", err diff --git a/vendor/github.com/opencontainers/selinux/go-selinux/selinux_stub.go b/vendor/github.com/opencontainers/selinux/go-selinux/selinux_stub.go index b7218a0b6..42657759c 100644 --- a/vendor/github.com/opencontainers/selinux/go-selinux/selinux_stub.go +++ b/vendor/github.com/opencontainers/selinux/go-selinux/selinux_stub.go @@ -2,8 +2,6 @@ package selinux -const privContainerMountLabel = "" - func setDisabled() { } @@ -152,3 +150,7 @@ func disableSecOpt() []string { func getDefaultContextWithLevel(user, level, scon string) (string, error) { return "", nil } + +func label(_ string) string { + return "" +} diff --git a/vendor/golang.org/x/sync/errgroup/errgroup.go b/vendor/golang.org/x/sync/errgroup/errgroup.go new file mode 100644 index 000000000..9857fe53d --- /dev/null +++ b/vendor/golang.org/x/sync/errgroup/errgroup.go @@ -0,0 +1,66 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package errgroup provides synchronization, error propagation, and Context +// cancelation for groups of goroutines working on subtasks of a common task. +package errgroup + +import ( + "context" + "sync" +) + +// A Group is a collection of goroutines working on subtasks that are part of +// the same overall task. +// +// A zero Group is valid and does not cancel on error. +type Group struct { + cancel func() + + wg sync.WaitGroup + + errOnce sync.Once + err error +} + +// WithContext returns a new Group and an associated Context derived from ctx. +// +// The derived Context is canceled the first time a function passed to Go +// returns a non-nil error or the first time Wait returns, whichever occurs +// first. +func WithContext(ctx context.Context) (*Group, context.Context) { + ctx, cancel := context.WithCancel(ctx) + return &Group{cancel: cancel}, ctx +} + +// Wait blocks until all function calls from the Go method have returned, then +// returns the first non-nil error (if any) from them. +func (g *Group) Wait() error { + g.wg.Wait() + if g.cancel != nil { + g.cancel() + } + return g.err +} + +// Go calls the given function in a new goroutine. +// +// The first call to return a non-nil error cancels the group; its error will be +// returned by Wait. +func (g *Group) Go(f func() error) { + g.wg.Add(1) + + go func() { + defer g.wg.Done() + + if err := f(); err != nil { + g.errOnce.Do(func() { + g.err = err + if g.cancel != nil { + g.cancel() + } + }) + } + }() +} diff --git a/vendor/modules.txt b/vendor/modules.txt index b314944d4..db01e184e 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -10,7 +10,7 @@ github.com/Microsoft/go-winio/backuptar github.com/Microsoft/go-winio/pkg/guid github.com/Microsoft/go-winio/pkg/security github.com/Microsoft/go-winio/vhd -# github.com/Microsoft/hcsshim v0.8.20 +# github.com/Microsoft/hcsshim v0.8.22 github.com/Microsoft/hcsshim github.com/Microsoft/hcsshim/computestorage github.com/Microsoft/hcsshim/internal/cow @@ -63,6 +63,9 @@ github.com/containerd/containerd/log github.com/containerd/containerd/pkg/userns github.com/containerd/containerd/platforms github.com/containerd/containerd/sys +# github.com/containerd/stargz-snapshotter/estargz v0.8.0 +github.com/containerd/stargz-snapshotter/estargz +github.com/containerd/stargz-snapshotter/estargz/errorutil # github.com/containernetworking/cni v0.8.1 github.com/containernetworking/cni/libcni github.com/containernetworking/cni/pkg/invoke @@ -94,7 +97,7 @@ github.com/containers/buildah/pkg/overlay github.com/containers/buildah/pkg/parse github.com/containers/buildah/pkg/rusage github.com/containers/buildah/util -# github.com/containers/common v0.43.3-0.20210902095222-a7acc160fb25 +# github.com/containers/common v0.44.0 github.com/containers/common/libimage github.com/containers/common/libimage/manifests github.com/containers/common/pkg/apparmor @@ -191,7 +194,7 @@ github.com/containers/ocicrypt/keywrap/pkcs7 github.com/containers/ocicrypt/spec github.com/containers/ocicrypt/utils github.com/containers/ocicrypt/utils/keyprovider -# github.com/containers/psgo v1.5.2 +# github.com/containers/psgo v1.6.0 github.com/containers/psgo github.com/containers/psgo/internal/capabilities github.com/containers/psgo/internal/cgroups @@ -199,7 +202,7 @@ github.com/containers/psgo/internal/dev github.com/containers/psgo/internal/host github.com/containers/psgo/internal/proc github.com/containers/psgo/internal/process -# github.com/containers/storage v1.35.0 +# github.com/containers/storage v1.36.0 github.com/containers/storage github.com/containers/storage/drivers github.com/containers/storage/drivers/aufs @@ -363,8 +366,6 @@ github.com/golang/protobuf/ptypes github.com/golang/protobuf/ptypes/any github.com/golang/protobuf/ptypes/duration github.com/golang/protobuf/ptypes/timestamp -# github.com/golang/snappy v0.0.3 -github.com/golang/snappy # github.com/google/go-cmp v0.5.6 github.com/google/go-cmp/cmp github.com/google/go-cmp/cmp/internal/diff @@ -379,6 +380,8 @@ github.com/google/gofuzz github.com/google/shlex # github.com/google/uuid v1.3.0 github.com/google/uuid +# github.com/gorilla/handlers v0.0.0-20150720190736-60c7bfde3e33 +github.com/gorilla/handlers # github.com/gorilla/mux v1.8.0 github.com/gorilla/mux # github.com/gorilla/schema v1.2.0 @@ -401,16 +404,17 @@ github.com/inconshreveable/mousetrap github.com/ishidawataru/sctp # github.com/jinzhu/copier v0.3.2 github.com/jinzhu/copier -# github.com/json-iterator/go v1.1.11 +# github.com/json-iterator/go v1.1.12 github.com/json-iterator/go # github.com/juju/ansiterm v0.0.0-20180109212912-720a0952cc2a github.com/juju/ansiterm github.com/juju/ansiterm/tabwriter -# github.com/klauspost/compress v1.13.4 +# github.com/klauspost/compress v1.13.5 github.com/klauspost/compress github.com/klauspost/compress/flate github.com/klauspost/compress/fse github.com/klauspost/compress/huff0 +github.com/klauspost/compress/internal/snapref github.com/klauspost/compress/zstd github.com/klauspost/compress/zstd/internal/xxhash # github.com/klauspost/pgzip v1.2.5 @@ -446,7 +450,7 @@ github.com/moby/term github.com/moby/term/windows # github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd github.com/modern-go/concurrent -# github.com/modern-go/reflect2 v1.0.1 +# github.com/modern-go/reflect2 v1.0.2 github.com/modern-go/reflect2 # github.com/morikuni/aec v1.0.0 github.com/morikuni/aec @@ -524,7 +528,7 @@ github.com/opencontainers/runtime-tools/generate github.com/opencontainers/runtime-tools/generate/seccomp github.com/opencontainers/runtime-tools/specerror github.com/opencontainers/runtime-tools/validate -# github.com/opencontainers/selinux v1.8.4 +# github.com/opencontainers/selinux v1.8.5 github.com/opencontainers/selinux/go-selinux github.com/opencontainers/selinux/go-selinux/label github.com/opencontainers/selinux/pkg/pwalk @@ -674,6 +678,7 @@ golang.org/x/net/internal/timeseries golang.org/x/net/proxy golang.org/x/net/trace # golang.org/x/sync v0.0.0-20210220032951-036812b2e83c +golang.org/x/sync/errgroup golang.org/x/sync/semaphore # golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34 golang.org/x/sys/cpu |