diff options
Diffstat (limited to 'pkg/domain/infra/abi')
-rw-r--r-- | pkg/domain/infra/abi/containers.go | 105 | ||||
-rw-r--r-- | pkg/domain/infra/abi/events.go | 18 | ||||
-rw-r--r-- | pkg/domain/infra/abi/images.go | 53 | ||||
-rw-r--r-- | pkg/domain/infra/abi/pods.go | 6 | ||||
-rw-r--r-- | pkg/domain/infra/abi/system.go | 155 |
5 files changed, 329 insertions, 8 deletions
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go index 7f8ec210b..f464df3ac 100644 --- a/pkg/domain/infra/abi/containers.go +++ b/pkg/domain/infra/abi/containers.go @@ -6,11 +6,13 @@ import ( "context" "fmt" "io/ioutil" + "os" "strconv" "strings" "sync" "github.com/containers/buildah" + "github.com/containers/common/pkg/config" "github.com/containers/image/v5/manifest" "github.com/containers/libpod/libpod" "github.com/containers/libpod/libpod/define" @@ -21,9 +23,11 @@ import ( "github.com/containers/libpod/pkg/domain/entities" "github.com/containers/libpod/pkg/domain/infra/abi/terminal" "github.com/containers/libpod/pkg/ps" + "github.com/containers/libpod/pkg/rootless" "github.com/containers/libpod/pkg/signal" "github.com/containers/libpod/pkg/specgen" "github.com/containers/libpod/pkg/specgen/generate" + "github.com/containers/storage" "github.com/pkg/errors" "github.com/sirupsen/logrus" ) @@ -794,3 +798,104 @@ func (ic *ContainerEngine) ContainerCleanup(ctx context.Context, namesOrIds []st } return reports, nil } + +func (ic *ContainerEngine) ContainerInit(ctx context.Context, namesOrIds []string, options entities.ContainerInitOptions) ([]*entities.ContainerInitReport, error) { + var reports []*entities.ContainerInitReport + ctrs, err := getContainersByContext(options.All, options.Latest, namesOrIds, ic.Libpod) + if err != nil { + return nil, err + } + for _, ctr := range ctrs { + report := entities.ContainerInitReport{Id: ctr.ID()} + report.Err = ctr.Init(ctx) + reports = append(reports, &report) + } + return reports, nil +} + +func (ic *ContainerEngine) ContainerMount(ctx context.Context, nameOrIds []string, options entities.ContainerMountOptions) ([]*entities.ContainerMountReport, error) { + if os.Geteuid() != 0 { + if driver := ic.Libpod.StorageConfig().GraphDriverName; driver != "vfs" { + // Do not allow to mount a graphdriver that is not vfs if we are creating the userns as part + // of the mount command. + return nil, fmt.Errorf("cannot mount using driver %s in rootless mode", driver) + } + + became, ret, err := rootless.BecomeRootInUserNS("") + if err != nil { + return nil, err + } + if became { + os.Exit(ret) + } + } + var reports []*entities.ContainerMountReport + ctrs, err := getContainersByContext(options.All, options.Latest, nameOrIds, ic.Libpod) + if err != nil { + return nil, err + } + for _, ctr := range ctrs { + report := entities.ContainerMountReport{Id: ctr.ID()} + report.Path, report.Err = ctr.Mount() + reports = append(reports, &report) + } + if len(reports) > 0 { + return reports, nil + } + + // No containers were passed, so we send back what is mounted + ctrs, err = getContainersByContext(true, false, []string{}, ic.Libpod) + if err != nil { + return nil, err + } + for _, ctr := range ctrs { + mounted, path, err := ctr.Mounted() + if err != nil { + return nil, err + } + + if mounted { + reports = append(reports, &entities.ContainerMountReport{ + Id: ctr.ID(), + Name: ctr.Name(), + Path: path, + }) + } + } + return reports, nil +} + +func (ic *ContainerEngine) ContainerUnmount(ctx context.Context, nameOrIds []string, options entities.ContainerUnmountOptions) ([]*entities.ContainerUnmountReport, error) { + var reports []*entities.ContainerUnmountReport + ctrs, err := getContainersByContext(options.All, options.Latest, nameOrIds, ic.Libpod) + if err != nil { + return nil, err + } + for _, ctr := range ctrs { + state, err := ctr.State() + if err != nil { + logrus.Debugf("Error umounting container %s state: %s", ctr.ID(), err.Error()) + continue + } + if state == define.ContainerStateRunning { + logrus.Debugf("Error umounting container %s, is running", ctr.ID()) + continue + } + + report := entities.ContainerUnmountReport{Id: ctr.ID()} + if err := ctr.Unmount(options.Force); err != nil { + if options.All && errors.Cause(err) == storage.ErrLayerNotMounted { + logrus.Debugf("Error umounting container %s, storage.ErrLayerNotMounted", ctr.ID()) + continue + } + report.Err = errors.Wrapf(err, "error unmounting container %s", ctr.ID()) + } + reports = append(reports, &report) + } + return reports, nil +} + +// GetConfig returns a copy of the configuration used by the runtime +func (ic *ContainerEngine) Config(_ context.Context) (*config.Config, error) { + return ic.Libpod.GetConfig() +} diff --git a/pkg/domain/infra/abi/events.go b/pkg/domain/infra/abi/events.go new file mode 100644 index 000000000..9540a5b96 --- /dev/null +++ b/pkg/domain/infra/abi/events.go @@ -0,0 +1,18 @@ +//+build ABISupport + +package abi + +import ( + "context" + + "github.com/containers/libpod/libpod/events" + "github.com/containers/libpod/pkg/domain/entities" + "github.com/sirupsen/logrus" +) + +func (ic *ContainerEngine) Events(ctx context.Context, opts entities.EventsOptions) error { + readOpts := events.ReadOptions{FromStart: opts.FromStart, Stream: opts.Stream, Filters: opts.Filter, EventChannel: opts.EventChan, Since: opts.Since, Until: opts.Until} + err := ic.Libpod.Events(readOpts) + logrus.Error(err) + return err +} diff --git a/pkg/domain/infra/abi/images.go b/pkg/domain/infra/abi/images.go index 24ee596be..9467c14d4 100644 --- a/pkg/domain/infra/abi/images.go +++ b/pkg/domain/infra/abi/images.go @@ -9,6 +9,7 @@ import ( "os" "strings" + "github.com/containers/common/pkg/config" "github.com/containers/image/v5/docker" dockerarchive "github.com/containers/image/v5/docker/archive" "github.com/containers/image/v5/docker/reference" @@ -45,7 +46,9 @@ func (ir *ImageEngine) Delete(ctx context.Context, nameOrId []string, opts entit if err != nil { return &report, errors.Wrapf(err, "unable to query local images") } - + if len(targets) == 0 { + return &report, nil + } if len(targets) > 0 && len(targets) == len(previousTargets) { return &report, errors.New("unable to delete all images; re-run the rmi command again.") } @@ -142,7 +145,7 @@ func (ir *ImageEngine) History(ctx context.Context, nameOrId string, opts entiti func ToDomainHistoryLayer(layer *libpodImage.History) entities.ImageHistoryLayer { l := entities.ImageHistoryLayer{} l.ID = layer.ID - l.Created = layer.Created.Unix() + l.Created = *layer.Created l.CreatedBy = layer.CreatedBy copy(l.Tags, layer.Tags) l.Size = layer.Size @@ -394,8 +397,10 @@ func (ir *ImageEngine) Load(ctx context.Context, opts entities.ImageLoadOptions) if err != nil { return nil, errors.Wrap(err, "image loaded but no additional tags were created") } - if err := newImage.TagImage(opts.Name); err != nil { - return nil, errors.Wrapf(err, "error adding %q to image %q", opts.Name, newImage.InputName) + if len(opts.Name) > 0 { + if err := newImage.TagImage(fmt.Sprintf("%s:%s", opts.Name, opts.Tag)); err != nil { + return nil, errors.Wrapf(err, "error adding %q to image %q", opts.Name, newImage.InputName) + } } return &entities.ImageLoadReport{Name: name}, nil } @@ -423,3 +428,43 @@ func (ir *ImageEngine) Diff(_ context.Context, nameOrId string, _ entities.DiffO } return &entities.DiffReport{Changes: changes}, nil } + +func (ir *ImageEngine) Search(ctx context.Context, term string, opts entities.ImageSearchOptions) ([]entities.ImageSearchReport, error) { + filter, err := image.ParseSearchFilter(opts.Filters) + if err != nil { + return nil, err + } + + searchOpts := image.SearchOptions{ + Authfile: opts.Authfile, + Filter: *filter, + Limit: opts.Limit, + NoTrunc: opts.NoTrunc, + InsecureSkipTLSVerify: opts.TLSVerify, + } + + searchResults, err := image.SearchImages(term, searchOpts) + if err != nil { + return nil, err + } + + // Convert from image.SearchResults to entities.ImageSearchReport. We don't + // want to leak any low-level packages into the remote client, which + // requires converting. + reports := make([]entities.ImageSearchReport, len(searchResults)) + for i := range searchResults { + reports[i].Index = searchResults[i].Index + reports[i].Name = searchResults[i].Name + reports[i].Description = searchResults[i].Index + reports[i].Stars = searchResults[i].Stars + reports[i].Official = searchResults[i].Official + reports[i].Automated = searchResults[i].Automated + } + + return reports, nil +} + +// GetConfig returns a copy of the configuration used by the runtime +func (ir *ImageEngine) Config(_ context.Context) (*config.Config, error) { + return ir.Libpod.GetConfig() +} diff --git a/pkg/domain/infra/abi/pods.go b/pkg/domain/infra/abi/pods.go index c3e5d59bc..bb637de3e 100644 --- a/pkg/domain/infra/abi/pods.go +++ b/pkg/domain/infra/abi/pods.go @@ -5,13 +5,13 @@ package abi import ( "context" - lpfilters "github.com/containers/libpod/libpod/filters" - "github.com/containers/libpod/libpod" "github.com/containers/libpod/libpod/define" + lpfilters "github.com/containers/libpod/libpod/filters" "github.com/containers/libpod/pkg/domain/entities" "github.com/containers/libpod/pkg/signal" "github.com/containers/libpod/pkg/specgen" + "github.com/containers/libpod/pkg/specgen/generate" "github.com/pkg/errors" "github.com/sirupsen/logrus" ) @@ -246,7 +246,7 @@ func (ic *ContainerEngine) PodRm(ctx context.Context, namesOrIds []string, optio func (ic *ContainerEngine) PodCreate(ctx context.Context, opts entities.PodCreateOptions) (*entities.PodCreateReport, error) { podSpec := specgen.NewPodSpecGenerator() opts.ToPodSpecGen(podSpec) - pod, err := podSpec.MakePod(ic.Libpod) + pod, err := generate.MakePod(podSpec, ic.Libpod) if err != nil { return nil, err } diff --git a/pkg/domain/infra/abi/system.go b/pkg/domain/infra/abi/system.go index 2df11cc1b..10872144b 100644 --- a/pkg/domain/infra/abi/system.go +++ b/pkg/domain/infra/abi/system.go @@ -4,17 +4,28 @@ package abi import ( "context" + "fmt" + "io/ioutil" "net" + "os" + "strconv" "strings" + "syscall" + "github.com/containers/common/pkg/config" "github.com/containers/libpod/libpod/define" api "github.com/containers/libpod/pkg/api/server" + "github.com/containers/libpod/pkg/cgroups" "github.com/containers/libpod/pkg/domain/entities" + "github.com/containers/libpod/pkg/rootless" + "github.com/containers/libpod/pkg/util" iopodman "github.com/containers/libpod/pkg/varlink" iopodmanAPI "github.com/containers/libpod/pkg/varlinkapi" + "github.com/containers/libpod/utils" "github.com/containers/libpod/version" "github.com/pkg/errors" "github.com/sirupsen/logrus" + "github.com/spf13/cobra" "github.com/varlink/go/varlink" ) @@ -51,7 +62,6 @@ func (ic *ContainerEngine) RestService(_ context.Context, opts entities.ServiceO }() err = server.Serve() - logrus.Debugf("%d/%d Active connections/Total connections\n", server.ActiveConnections, server.TotalConnections) _ = listener.Close() return err } @@ -89,3 +99,146 @@ func (ic *ContainerEngine) VarlinkService(_ context.Context, opts entities.Servi } return nil } + +func (ic *ContainerEngine) SetupRootless(cmd *cobra.Command) error { + // do it only after podman has already re-execed and running with uid==0. + if os.Geteuid() == 0 { + ownsCgroup, err := cgroups.UserOwnsCurrentSystemdCgroup() + if err != nil { + logrus.Warnf("Failed to detect the owner for the current cgroup: %v", err) + } + if !ownsCgroup { + conf, err := ic.Config(context.Background()) + if err != nil { + return err + } + unitName := fmt.Sprintf("podman-%d.scope", os.Getpid()) + if err := utils.RunUnderSystemdScope(os.Getpid(), "user.slice", unitName); err != nil { + if conf.Engine.CgroupManager == config.SystemdCgroupsManager { + logrus.Warnf("Failed to add podman to systemd sandbox cgroup: %v", err) + } else { + logrus.Debugf("Failed to add podman to systemd sandbox cgroup: %v", err) + } + } + } + } + + if !executeCommandInUserNS(cmd) { + return nil + } + + pausePidPath, err := util.GetRootlessPauseProcessPidPath() + if err != nil { + return errors.Wrapf(err, "could not get pause process pid file path") + } + + became, ret, err := rootless.TryJoinPauseProcess(pausePidPath) + if err != nil { + return err + } + if became { + os.Exit(ret) + } + + // if there is no pid file, try to join existing containers, and create a pause process. + ctrs, err := ic.Libpod.GetRunningContainers() + if err != nil { + logrus.WithError(err).Fatal("") + } + + paths := []string{} + for _, ctr := range ctrs { + paths = append(paths, ctr.Config().ConmonPidFile) + } + + became, ret, err = rootless.TryJoinFromFilePaths(pausePidPath, true, paths) + if err := movePauseProcessToScope(); err != nil { + conf, err := ic.Config(context.Background()) + if err != nil { + return err + } + if conf.Engine.CgroupManager == config.SystemdCgroupsManager { + logrus.Warnf("Failed to add pause process to systemd sandbox cgroup: %v", err) + } else { + logrus.Debugf("Failed to add pause process to systemd sandbox cgroup: %v", err) + } + } + if err != nil { + logrus.WithError(err).Fatal("") + } + if became { + os.Exit(ret) + } + return nil +} + +// Most podman commands when run in rootless mode, need to be executed in the +// users usernamespace. This function is updated with a list of commands that +// should NOT be run within the user namespace. +func executeCommandInUserNS(cmd *cobra.Command) bool { + return os.Geteuid() == 0 + // if os.Geteuid() == 0 { + // return false + // } + // switch cmd { + // case _migrateCommand, + // _mountCommand, + // _renumberCommand, + // _searchCommand, + // _versionCommand: + // return false + // } + // return true +} + +func movePauseProcessToScope() error { + pausePidPath, err := util.GetRootlessPauseProcessPidPath() + if err != nil { + return errors.Wrapf(err, "could not get pause process pid file path") + } + + data, err := ioutil.ReadFile(pausePidPath) + if err != nil { + return errors.Wrapf(err, "cannot read pause pid file") + } + pid, err := strconv.ParseUint(string(data), 10, 0) + if err != nil { + return errors.Wrapf(err, "cannot parse pid file %s", pausePidPath) + } + + return utils.RunUnderSystemdScope(int(pid), "user.slice", "podman-pause.scope") +} + +func setRLimits() error { // nolint:deadcode,unused + rlimits := new(syscall.Rlimit) + rlimits.Cur = 1048576 + rlimits.Max = 1048576 + if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil { + if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil { + return errors.Wrapf(err, "error getting rlimits") + } + rlimits.Cur = rlimits.Max + if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil { + return errors.Wrapf(err, "error setting new rlimits") + } + } + return nil +} + +func setUMask() { // nolint:deadcode,unused + // Be sure we can create directories with 0755 mode. + syscall.Umask(0022) +} + +// checkInput can be used to verify any of the globalopt values +func checkInput() error { // nolint:deadcode,unused + return nil +} + +// func getCNIPluginsDir() string { +// if rootless.IsRootless() { +// return "" +// } +// +// return registry.PodmanOptions.Network.CNIPluginDirs[0] +// } |