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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-05-05 20:49:17 +0200
committerGitHub <noreply@github.com>2020-05-05 20:49:17 +0200
commit864aec8bb011a7a42cf0a2faca39f6e27118b805 (patch)
tree788d16fa62d44244150cab2105ac5fe937cd3c09 /pkg/domain/infra/abi
parentfb6eca50ba9e2dc652da0c33c72db70ab9da85e9 (diff)
parent25312bb5b4e2bd4e122703006fc85bbf080e5e7c (diff)
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Merge pull request #6081 from baude/v2system
v2 system subcommand
Diffstat (limited to 'pkg/domain/infra/abi')
-rw-r--r--pkg/domain/infra/abi/runtime.go5
-rw-r--r--pkg/domain/infra/abi/system.go177
2 files changed, 182 insertions, 0 deletions
diff --git a/pkg/domain/infra/abi/runtime.go b/pkg/domain/infra/abi/runtime.go
index fba422d8e..b9020e9a5 100644
--- a/pkg/domain/infra/abi/runtime.go
+++ b/pkg/domain/infra/abi/runtime.go
@@ -16,4 +16,9 @@ type ContainerEngine struct {
Libpod *libpod.Runtime
}
+// Container-related runtime linked against libpod library
+type SystemEngine struct {
+ Libpod *libpod.Runtime
+}
+
var shutdownSync sync.Once
diff --git a/pkg/domain/infra/abi/system.go b/pkg/domain/infra/abi/system.go
index ab1b282d8..692fcfa0f 100644
--- a/pkg/domain/infra/abi/system.go
+++ b/pkg/domain/infra/abi/system.go
@@ -5,6 +5,7 @@ import (
"fmt"
"io/ioutil"
"os"
+ "path/filepath"
"strconv"
"syscall"
@@ -18,9 +19,11 @@ import (
iopodmanAPI "github.com/containers/libpod/pkg/varlinkapi"
"github.com/containers/libpod/utils"
"github.com/containers/libpod/version"
+ "github.com/docker/distribution/reference"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
+ "github.com/spf13/pflag"
"github.com/varlink/go/varlink"
)
@@ -213,3 +216,177 @@ func (ic *ContainerEngine) SystemPrune(ctx context.Context, options entities.Sys
}
return systemPruneReport, nil
}
+
+func (ic *ContainerEngine) SystemDf(ctx context.Context, options entities.SystemDfOptions) (*entities.SystemDfReport, error) {
+ var (
+ dfImages []*entities.SystemDfImageReport
+ dfContainers []*entities.SystemDfContainerReport
+ dfVolumes []*entities.SystemDfVolumeReport
+ runningContainers []string
+ )
+
+ // Get Images and iterate them
+ imgs, err := ic.Libpod.ImageRuntime().GetImages()
+ if err != nil {
+ return nil, err
+ }
+ for _, i := range imgs {
+ var sharedSize uint64
+ cons, err := i.Containers()
+ if err != nil {
+ return nil, err
+ }
+ imageSize, err := i.Size(ctx)
+ if err != nil {
+ return nil, err
+ }
+ uniqueSize := *imageSize
+
+ parent, err := i.GetParent(ctx)
+ if err != nil {
+ return nil, err
+ }
+ if parent != nil {
+ parentSize, err := parent.Size(ctx)
+ if err != nil {
+ return nil, err
+ }
+ uniqueSize = *parentSize - *imageSize
+ sharedSize = *imageSize - uniqueSize
+ }
+ var name, repository, tag string
+ for _, n := range i.Names() {
+ if len(n) > 0 {
+ name = n
+ break
+ }
+ }
+
+ named, err := reference.ParseNormalizedNamed(name)
+ if err != nil {
+ return nil, err
+ }
+ repository = named.Name()
+ if tagged, isTagged := named.(reference.NamedTagged); isTagged {
+ tag = tagged.Tag()
+ }
+
+ report := entities.SystemDfImageReport{
+ Repository: repository,
+ Tag: tag,
+ ImageID: i.ID(),
+ Created: i.Created(),
+ Size: int64(*imageSize),
+ SharedSize: int64(sharedSize),
+ UniqueSize: int64(uniqueSize),
+ Containers: len(cons),
+ }
+ dfImages = append(dfImages, &report)
+ }
+
+ // GetContainers and iterate them
+ cons, err := ic.Libpod.GetAllContainers()
+ if err != nil {
+ return nil, err
+ }
+ for _, c := range cons {
+ iid, _ := c.Image()
+ conSize, err := c.RootFsSize()
+ if err != nil {
+ return nil, err
+ }
+ state, err := c.State()
+ if err != nil {
+ return nil, err
+ }
+ rwsize, err := c.RWSize()
+ if err != nil {
+ return nil, err
+ }
+ report := entities.SystemDfContainerReport{
+ ContainerID: c.ID(),
+ Image: iid,
+ Command: c.Command(),
+ LocalVolumes: len(c.UserVolumes()),
+ RWSize: rwsize,
+ Size: conSize,
+ Created: c.CreatedTime(),
+ Status: state.String(),
+ Names: c.Name(),
+ }
+ dfContainers = append(dfContainers, &report)
+ }
+
+ // Get volumes and iterate them
+ vols, err := ic.Libpod.GetAllVolumes()
+ if err != nil {
+ return nil, err
+ }
+
+ running, err := ic.Libpod.GetRunningContainers()
+ if err != nil {
+ return nil, err
+ }
+ for _, c := range running {
+ runningContainers = append(runningContainers, c.ID())
+ }
+
+ for _, v := range vols {
+ var consInUse int
+ volSize, err := sizeOfPath(v.MountPoint())
+ if err != nil {
+ return nil, err
+ }
+ inUse, err := v.VolumesInUse()
+ if err != nil {
+ return nil, err
+ }
+ for _, viu := range inUse {
+ if util.StringInSlice(viu, runningContainers) {
+ consInUse += 1
+ }
+ }
+ report := entities.SystemDfVolumeReport{
+ VolumeName: v.Name(),
+ Links: consInUse,
+ Size: volSize,
+ }
+ dfVolumes = append(dfVolumes, &report)
+ }
+ return &entities.SystemDfReport{
+ Images: dfImages,
+ Containers: dfContainers,
+ Volumes: dfVolumes,
+ }, nil
+}
+
+// sizeOfPath determines the file usage of a given path. it was called volumeSize in v1
+// and now is made to be generic and take a path instead of a libpod volume
+func sizeOfPath(path string) (int64, error) {
+ var size int64
+ err := filepath.Walk(path, func(path string, info os.FileInfo, err error) error {
+ if err == nil && !info.IsDir() {
+ size += info.Size()
+ }
+ return err
+ })
+ return size, err
+}
+
+func (se *SystemEngine) Reset(ctx context.Context, options entities.SystemResetOptions) error {
+ return se.Libpod.Reset(ctx)
+}
+
+func (se *SystemEngine) Renumber(ctx context.Context, flags *pflag.FlagSet, config *entities.PodmanConfig) error {
+ return nil
+}
+
+func (s SystemEngine) Migrate(ctx context.Context, flags *pflag.FlagSet, config *entities.PodmanConfig, options entities.SystemMigrateOptions) error {
+ return nil
+}
+
+func (s SystemEngine) Shutdown(ctx context.Context) {
+ if err := s.Libpod.Shutdown(false); err != nil {
+ logrus.Error(err)
+ }
+}