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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-04-14 17:14:12 +0200
committerGitHub <noreply@github.com>2020-04-14 17:14:12 +0200
commit246ee9320114e6adefabe0c8d5f5fc22d948cf31 (patch)
tree636e7c557dc8097a6a08ab6b9951e1b7fc09c640 /pkg
parente2a137327c09a4fb3540d9bc9bda7685d4df0500 (diff)
parentd625aef0c54a5afbe2d2fbdd7c26f6b45d99c8f5 (diff)
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Merge pull request #5801 from baude/v2mount
podmanv2 mount and umount
Diffstat (limited to 'pkg')
-rw-r--r--pkg/domain/entities/containers.go30
-rw-r--r--pkg/domain/entities/engine_container.go2
-rw-r--r--pkg/domain/infra/abi/containers.go85
-rw-r--r--pkg/domain/infra/tunnel/containers.go8
4 files changed, 125 insertions, 0 deletions
diff --git a/pkg/domain/entities/containers.go b/pkg/domain/entities/containers.go
index 4508f9c2c..f21af9ce4 100644
--- a/pkg/domain/entities/containers.go
+++ b/pkg/domain/entities/containers.go
@@ -297,3 +297,33 @@ type ContainerInitReport struct {
Err error
Id string
}
+
+//ContainerMountOptions describes the input values for mounting containers
+// in the CLI
+type ContainerMountOptions struct {
+ All bool
+ Format string
+ Latest bool
+ NoTruncate bool
+}
+
+// ContainerUnmountOptions are the options from the cli for unmounting
+type ContainerUnmountOptions struct {
+ All bool
+ Force bool
+ Latest bool
+}
+
+// ContainerMountReport describes the response from container mount
+type ContainerMountReport struct {
+ Err error
+ Id string
+ Name string
+ Path string
+}
+
+// ContainerUnmountReport describes the response from umounting a container
+type ContainerUnmountReport struct {
+ Err error
+ Id string
+}
diff --git a/pkg/domain/entities/engine_container.go b/pkg/domain/entities/engine_container.go
index d23006a38..cf66f6ac2 100644
--- a/pkg/domain/entities/engine_container.go
+++ b/pkg/domain/entities/engine_container.go
@@ -21,6 +21,7 @@ type ContainerEngine interface {
ContainerInspect(ctx context.Context, namesOrIds []string, options InspectOptions) ([]*ContainerInspectReport, error)
ContainerKill(ctx context.Context, namesOrIds []string, options KillOptions) ([]*KillReport, error)
ContainerList(ctx context.Context, options ContainerListOptions) ([]ListContainer, error)
+ ContainerMount(ctx context.Context, nameOrIds []string, options ContainerMountOptions) ([]*ContainerMountReport, error)
ContainerPause(ctx context.Context, namesOrIds []string, options PauseUnPauseOptions) ([]*PauseUnpauseReport, error)
ContainerLogs(ctx context.Context, containers []string, options ContainerLogsOptions) error
ContainerRestart(ctx context.Context, namesOrIds []string, options RestartOptions) ([]*RestartReport, error)
@@ -30,6 +31,7 @@ type ContainerEngine interface {
ContainerStart(ctx context.Context, namesOrIds []string, options ContainerStartOptions) ([]*ContainerStartReport, error)
ContainerStop(ctx context.Context, namesOrIds []string, options StopOptions) ([]*StopReport, error)
ContainerTop(ctx context.Context, options TopOptions) (*StringSliceReport, error)
+ ContainerUnmount(ctx context.Context, nameOrIds []string, options ContainerUnmountOptions) ([]*ContainerUnmountReport, error)
ContainerUnpause(ctx context.Context, namesOrIds []string, options PauseUnPauseOptions) ([]*PauseUnpauseReport, error)
ContainerWait(ctx context.Context, namesOrIds []string, options WaitOptions) ([]WaitReport, error)
HealthCheckRun(ctx context.Context, nameOrId string, options HealthCheckOptions) (*define.HealthCheckResults, error)
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go
index a3a0a8202..92668190c 100644
--- a/pkg/domain/infra/abi/containers.go
+++ b/pkg/domain/infra/abi/containers.go
@@ -6,6 +6,7 @@ import (
"context"
"fmt"
"io/ioutil"
+ "os"
"strconv"
"strings"
"sync"
@@ -21,9 +22,11 @@ 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"
)
@@ -808,3 +811,85 @@ func (ic *ContainerEngine) ContainerInit(ctx context.Context, namesOrIds []strin
}
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
+}
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index 1a430e3d0..fb75a03d9 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -354,3 +354,11 @@ func (ic *ContainerEngine) ContainerInit(ctx context.Context, namesOrIds []strin
}
return reports, nil
}
+
+func (ic *ContainerEngine) ContainerMount(ctx context.Context, nameOrIds []string, options entities.ContainerMountOptions) ([]*entities.ContainerMountReport, error) {
+ return nil, errors.New("mounting containers is not supported for remote clients")
+}
+
+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")
+}