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-rw-r--r--pkg/domain/infra/abi/containers.go6
-rw-r--r--pkg/domain/infra/abi/images.go6
-rw-r--r--pkg/domain/infra/abi/system.go154
-rw-r--r--pkg/domain/infra/runtime_abi.go4
-rw-r--r--pkg/domain/infra/runtime_image_proxy.go2
-rw-r--r--pkg/domain/infra/runtime_libpod.go58
-rw-r--r--pkg/domain/infra/runtime_proxy.go2
-rw-r--r--pkg/domain/infra/runtime_tunnel.go4
-rw-r--r--pkg/domain/infra/tunnel/containers.go5
-rw-r--r--pkg/domain/infra/tunnel/images.go5
10 files changed, 213 insertions, 33 deletions
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go
index 92668190c..f464df3ac 100644
--- a/pkg/domain/infra/abi/containers.go
+++ b/pkg/domain/infra/abi/containers.go
@@ -12,6 +12,7 @@ import (
"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"
@@ -893,3 +894,8 @@ func (ic *ContainerEngine) ContainerUnmount(ctx context.Context, nameOrIds []str
}
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/images.go b/pkg/domain/infra/abi/images.go
index 402bbb45e..a69a136a6 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"
@@ -460,3 +461,8 @@ func (ir *ImageEngine) Search(ctx context.Context, term string, opts entities.Im
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/system.go b/pkg/domain/infra/abi/system.go
index adec94f6c..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"
)
@@ -88,3 +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]
+// }
diff --git a/pkg/domain/infra/runtime_abi.go b/pkg/domain/infra/runtime_abi.go
index f11026571..0dbcf2ad2 100644
--- a/pkg/domain/infra/runtime_abi.go
+++ b/pkg/domain/infra/runtime_abi.go
@@ -12,7 +12,7 @@ import (
)
// NewContainerEngine factory provides a libpod runtime for container-related operations
-func NewContainerEngine(facts entities.EngineOptions) (entities.ContainerEngine, error) {
+func NewContainerEngine(facts entities.PodmanConfig) (entities.ContainerEngine, error) {
switch facts.EngineMode {
case entities.ABIMode:
r, err := NewLibpodRuntime(facts.FlagSet, facts)
@@ -25,7 +25,7 @@ func NewContainerEngine(facts entities.EngineOptions) (entities.ContainerEngine,
}
// NewContainerEngine factory provides a libpod runtime for image-related operations
-func NewImageEngine(facts entities.EngineOptions) (entities.ImageEngine, error) {
+func NewImageEngine(facts entities.PodmanConfig) (entities.ImageEngine, error) {
switch facts.EngineMode {
case entities.ABIMode:
r, err := NewLibpodImageRuntime(facts.FlagSet, facts)
diff --git a/pkg/domain/infra/runtime_image_proxy.go b/pkg/domain/infra/runtime_image_proxy.go
index befc66b9a..45c5425a3 100644
--- a/pkg/domain/infra/runtime_image_proxy.go
+++ b/pkg/domain/infra/runtime_image_proxy.go
@@ -12,7 +12,7 @@ import (
// ContainerEngine Image Proxy will be EOL'ed after podmanV2 is separated from libpod repo
-func NewLibpodImageRuntime(flags *pflag.FlagSet, opts entities.EngineOptions) (entities.ImageEngine, error) {
+func NewLibpodImageRuntime(flags *pflag.FlagSet, opts entities.PodmanConfig) (entities.ImageEngine, error) {
r, err := GetRuntime(context.Background(), flags, opts)
if err != nil {
return nil, err
diff --git a/pkg/domain/infra/runtime_libpod.go b/pkg/domain/infra/runtime_libpod.go
index d59759707..9cf374e2e 100644
--- a/pkg/domain/infra/runtime_libpod.go
+++ b/pkg/domain/infra/runtime_libpod.go
@@ -1,3 +1,5 @@
+// build: ABISupport
+
package infra
import (
@@ -22,68 +24,70 @@ type engineOpts struct {
migrate bool
noStore bool
withFDS bool
- flags entities.EngineOptions
+ config entities.PodmanConfig
}
// GetRuntimeMigrate gets a libpod runtime that will perform a migration of existing containers
-func GetRuntimeMigrate(ctx context.Context, fs *flag.FlagSet, ef entities.EngineOptions, newRuntime string) (*libpod.Runtime, error) {
+func GetRuntimeMigrate(ctx context.Context, fs *flag.FlagSet, cfg entities.PodmanConfig, newRuntime string) (*libpod.Runtime, error) {
return getRuntime(ctx, fs, &engineOpts{
name: newRuntime,
renumber: false,
migrate: true,
noStore: false,
withFDS: true,
- flags: ef,
+ config: cfg,
})
}
// GetRuntimeDisableFDs gets a libpod runtime that will disable sd notify
-func GetRuntimeDisableFDs(ctx context.Context, fs *flag.FlagSet, ef entities.EngineOptions) (*libpod.Runtime, error) {
+func GetRuntimeDisableFDs(ctx context.Context, fs *flag.FlagSet, cfg entities.PodmanConfig) (*libpod.Runtime, error) {
return getRuntime(ctx, fs, &engineOpts{
renumber: false,
migrate: false,
noStore: false,
withFDS: false,
- flags: ef,
+ config: cfg,
})
}
// GetRuntimeRenumber gets a libpod runtime that will perform a lock renumber
-func GetRuntimeRenumber(ctx context.Context, fs *flag.FlagSet, ef entities.EngineOptions) (*libpod.Runtime, error) {
+func GetRuntimeRenumber(ctx context.Context, fs *flag.FlagSet, cfg entities.PodmanConfig) (*libpod.Runtime, error) {
return getRuntime(ctx, fs, &engineOpts{
renumber: true,
migrate: false,
noStore: false,
withFDS: true,
- flags: ef,
+ config: cfg,
})
}
// GetRuntime generates a new libpod runtime configured by command line options
-func GetRuntime(ctx context.Context, flags *flag.FlagSet, ef entities.EngineOptions) (*libpod.Runtime, error) {
+func GetRuntime(ctx context.Context, flags *flag.FlagSet, cfg entities.PodmanConfig) (*libpod.Runtime, error) {
return getRuntime(ctx, flags, &engineOpts{
renumber: false,
migrate: false,
noStore: false,
withFDS: true,
- flags: ef,
+ config: cfg,
})
}
// GetRuntimeNoStore generates a new libpod runtime configured by command line options
-func GetRuntimeNoStore(ctx context.Context, fs *flag.FlagSet, ef entities.EngineOptions) (*libpod.Runtime, error) {
+func GetRuntimeNoStore(ctx context.Context, fs *flag.FlagSet, cfg entities.PodmanConfig) (*libpod.Runtime, error) {
return getRuntime(ctx, fs, &engineOpts{
renumber: false,
migrate: false,
noStore: true,
withFDS: true,
- flags: ef,
+ config: cfg,
})
}
func getRuntime(ctx context.Context, fs *flag.FlagSet, opts *engineOpts) (*libpod.Runtime, error) {
options := []libpod.RuntimeOption{}
storageOpts := storage.StoreOptions{}
+ cfg := opts.config
+
storageSet := false
uidmapFlag := fs.Lookup("uidmap")
@@ -109,25 +113,25 @@ func getRuntime(ctx context.Context, fs *flag.FlagSet, opts *engineOpts) (*libpo
if fs.Changed("root") {
storageSet = true
- storageOpts.GraphRoot = opts.flags.Root
+ storageOpts.GraphRoot = cfg.Engine.StaticDir
}
if fs.Changed("runroot") {
storageSet = true
- storageOpts.RunRoot = opts.flags.Runroot
+ storageOpts.RunRoot = cfg.Runroot
}
if len(storageOpts.RunRoot) > 50 {
return nil, errors.New("the specified runroot is longer than 50 characters")
}
if fs.Changed("storage-driver") {
storageSet = true
- storageOpts.GraphDriverName = opts.flags.StorageDriver
+ storageOpts.GraphDriverName = cfg.StorageDriver
// Overriding the default storage driver caused GraphDriverOptions from storage.conf to be ignored
storageOpts.GraphDriverOptions = []string{}
}
// This should always be checked after storage-driver is checked
- if len(opts.flags.StorageOpts) > 0 {
+ if len(cfg.StorageOpts) > 0 {
storageSet = true
- storageOpts.GraphDriverOptions = opts.flags.StorageOpts
+ storageOpts.GraphDriverOptions = cfg.StorageOpts
}
if opts.migrate {
options = append(options, libpod.WithMigrate())
@@ -151,30 +155,30 @@ func getRuntime(ctx context.Context, fs *flag.FlagSet, opts *engineOpts) (*libpo
// TODO CLI flags for image config?
// TODO CLI flag for signature policy?
- if len(opts.flags.Namespace) > 0 {
- options = append(options, libpod.WithNamespace(opts.flags.Namespace))
+ if len(cfg.Engine.Namespace) > 0 {
+ options = append(options, libpod.WithNamespace(cfg.Engine.Namespace))
}
if fs.Changed("runtime") {
- options = append(options, libpod.WithOCIRuntime(opts.flags.Runtime))
+ options = append(options, libpod.WithOCIRuntime(cfg.RuntimePath))
}
if fs.Changed("conmon") {
- options = append(options, libpod.WithConmonPath(opts.flags.ConmonPath))
+ options = append(options, libpod.WithConmonPath(cfg.ConmonPath))
}
if fs.Changed("tmpdir") {
- options = append(options, libpod.WithTmpDir(opts.flags.TmpDir))
+ options = append(options, libpod.WithTmpDir(cfg.Engine.TmpDir))
}
if fs.Changed("network-cmd-path") {
- options = append(options, libpod.WithNetworkCmdPath(opts.flags.NetworkCmdPath))
+ options = append(options, libpod.WithNetworkCmdPath(cfg.Engine.NetworkCmdPath))
}
if fs.Changed("events-backend") {
- options = append(options, libpod.WithEventsLogger(opts.flags.EventsBackend))
+ options = append(options, libpod.WithEventsLogger(cfg.Engine.EventsLogger))
}
if fs.Changed("cgroup-manager") {
- options = append(options, libpod.WithCgroupManager(opts.flags.CGroupManager))
+ options = append(options, libpod.WithCgroupManager(cfg.Engine.CgroupManager))
} else {
unified, err := cgroups.IsCgroup2UnifiedMode()
if err != nil {
@@ -189,13 +193,13 @@ func getRuntime(ctx context.Context, fs *flag.FlagSet, opts *engineOpts) (*libpo
// TODO flag to set libpod tmp dir?
if fs.Changed("cni-config-dir") {
- options = append(options, libpod.WithCNIConfigDir(opts.flags.CniConfigDir))
+ options = append(options, libpod.WithCNIConfigDir(cfg.Network.NetworkConfigDir))
}
if fs.Changed("default-mounts-file") {
- options = append(options, libpod.WithDefaultMountsFile(opts.flags.DefaultMountsFile))
+ options = append(options, libpod.WithDefaultMountsFile(cfg.Containers.DefaultMountsFile))
}
if fs.Changed("hooks-dir") {
- options = append(options, libpod.WithHooksDir(opts.flags.HooksDir...))
+ options = append(options, libpod.WithHooksDir(cfg.Engine.HooksDir...))
}
// TODO flag to set CNI plugins dir?
diff --git a/pkg/domain/infra/runtime_proxy.go b/pkg/domain/infra/runtime_proxy.go
index 2e38c74b9..18f716ea0 100644
--- a/pkg/domain/infra/runtime_proxy.go
+++ b/pkg/domain/infra/runtime_proxy.go
@@ -12,7 +12,7 @@ import (
// ContainerEngine Proxy will be EOL'ed after podmanV2 is separated from libpod repo
-func NewLibpodRuntime(flags *flag.FlagSet, opts entities.EngineOptions) (entities.ContainerEngine, error) {
+func NewLibpodRuntime(flags *flag.FlagSet, opts entities.PodmanConfig) (entities.ContainerEngine, error) {
r, err := GetRuntime(context.Background(), flags, opts)
if err != nil {
return nil, err
diff --git a/pkg/domain/infra/runtime_tunnel.go b/pkg/domain/infra/runtime_tunnel.go
index dc04b4e53..129fdeb2c 100644
--- a/pkg/domain/infra/runtime_tunnel.go
+++ b/pkg/domain/infra/runtime_tunnel.go
@@ -11,7 +11,7 @@ import (
"github.com/containers/libpod/pkg/domain/infra/tunnel"
)
-func NewContainerEngine(facts entities.EngineOptions) (entities.ContainerEngine, error) {
+func NewContainerEngine(facts entities.PodmanConfig) (entities.ContainerEngine, error) {
switch facts.EngineMode {
case entities.ABIMode:
return nil, fmt.Errorf("direct runtime not supported")
@@ -23,7 +23,7 @@ func NewContainerEngine(facts entities.EngineOptions) (entities.ContainerEngine,
}
// NewImageEngine factory provides a libpod runtime for image-related operations
-func NewImageEngine(facts entities.EngineOptions) (entities.ImageEngine, error) {
+func NewImageEngine(facts entities.PodmanConfig) (entities.ImageEngine, error) {
switch facts.EngineMode {
case entities.ABIMode:
return nil, fmt.Errorf("direct image runtime not supported")
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index f59d4eb0a..05b62efcf 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -5,6 +5,7 @@ import (
"io"
"os"
+ "github.com/containers/common/pkg/config"
"github.com/containers/image/v5/docker/reference"
"github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/pkg/bindings/containers"
@@ -362,3 +363,7 @@ func (ic *ContainerEngine) ContainerMount(ctx context.Context, nameOrIds []strin
func (ic *ContainerEngine) ContainerUnmount(ctx context.Context, nameOrIds []string, options entities.ContainerUnmountOptions) ([]*entities.ContainerUnmountReport, error) {
return nil, errors.New("unmounting containers is not supported for remote clients")
}
+
+func (ic *ContainerEngine) Config(_ context.Context) (*config.Config, error) {
+ return config.Default()
+}
diff --git a/pkg/domain/infra/tunnel/images.go b/pkg/domain/infra/tunnel/images.go
index 54f2e8334..7d40e0327 100644
--- a/pkg/domain/infra/tunnel/images.go
+++ b/pkg/domain/infra/tunnel/images.go
@@ -5,6 +5,7 @@ import (
"io/ioutil"
"os"
+ "github.com/containers/common/pkg/config"
"github.com/containers/image/v5/docker/reference"
images "github.com/containers/libpod/pkg/bindings/images"
"github.com/containers/libpod/pkg/domain/entities"
@@ -254,3 +255,7 @@ func (ir *ImageEngine) Diff(ctx context.Context, nameOrId string, _ entities.Dif
func (ir *ImageEngine) Search(ctx context.Context, term string, opts entities.ImageSearchOptions) ([]entities.ImageSearchReport, error) {
return images.Search(ir.ClientCxt, term, opts)
}
+
+func (ir *ImageEngine) Config(_ context.Context) (*config.Config, error) {
+ return config.Default()
+}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-18 15:35:57 +0000