diff options
Diffstat (limited to 'pkg/domain')
| -rw-r--r-- | pkg/domain/entities/containers.go | 11 | ||||
| -rw-r--r-- | pkg/domain/entities/engine_container.go | 1 | ||||
| -rw-r--r-- | pkg/domain/entities/engine_image.go | 2 | ||||
| -rw-r--r-- | pkg/domain/infra/abi/containers.go | 78 | ||||
| -rw-r--r-- | pkg/domain/infra/abi/images.go | 109 | ||||
| -rw-r--r-- | pkg/domain/infra/abi/pods_stats.go | 3 | ||||
| -rw-r--r-- | pkg/domain/infra/tunnel/containers.go | 4 | ||||
| -rw-r--r-- | pkg/domain/infra/tunnel/images.go | 4 |
8 files changed, 143 insertions, 69 deletions
diff --git a/pkg/domain/entities/containers.go b/pkg/domain/entities/containers.go index 622e8eb5b..071eff2fc 100644 --- a/pkg/domain/entities/containers.go +++ b/pkg/domain/entities/containers.go @@ -367,3 +367,14 @@ type ContainerCpOptions struct { // ContainerCpReport describes the output from a cp operation type ContainerCpReport struct { } + +// ContainerStatsOptions describes input options for getting +// stats on containers +type ContainerStatsOptions struct { + All bool + Format string + Latest bool + NoReset bool + NoStream bool + StatChan chan []*define.ContainerStats +} diff --git a/pkg/domain/entities/engine_container.go b/pkg/domain/entities/engine_container.go index 98e4d841f..2e4e486b5 100644 --- a/pkg/domain/entities/engine_container.go +++ b/pkg/domain/entities/engine_container.go @@ -35,6 +35,7 @@ type ContainerEngine interface { ContainerRm(ctx context.Context, namesOrIds []string, options RmOptions) ([]*RmReport, error) ContainerRun(ctx context.Context, opts ContainerRunOptions) (*ContainerRunReport, error) ContainerStart(ctx context.Context, namesOrIds []string, options ContainerStartOptions) ([]*ContainerStartReport, error) + ContainerStats(ctx context.Context, namesOrIds []string, options ContainerStatsOptions) 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) diff --git a/pkg/domain/entities/engine_image.go b/pkg/domain/entities/engine_image.go index 46a96ca20..45686ec79 100644 --- a/pkg/domain/entities/engine_image.go +++ b/pkg/domain/entities/engine_image.go @@ -19,7 +19,7 @@ type ImageEngine interface { Prune(ctx context.Context, opts ImagePruneOptions) (*ImagePruneReport, error) Pull(ctx context.Context, rawImage string, opts ImagePullOptions) (*ImagePullReport, error) Push(ctx context.Context, source string, destination string, opts ImagePushOptions) error - Remove(ctx context.Context, images []string, opts ImageRemoveOptions) (*ImageRemoveReport, error) + Remove(ctx context.Context, images []string, opts ImageRemoveOptions) (*ImageRemoveReport, []error) Save(ctx context.Context, nameOrId string, tags []string, options ImageSaveOptions) error Search(ctx context.Context, term string, opts ImageSearchOptions) ([]ImageSearchReport, error) Shutdown(ctx context.Context) diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go index 244fbc5cd..249e8147c 100644 --- a/pkg/domain/infra/abi/containers.go +++ b/pkg/domain/infra/abi/containers.go @@ -8,8 +8,7 @@ import ( "strconv" "strings" "sync" - - lpfilters "github.com/containers/libpod/libpod/filters" + "time" "github.com/containers/buildah" "github.com/containers/common/pkg/config" @@ -17,8 +16,10 @@ import ( "github.com/containers/libpod/libpod" "github.com/containers/libpod/libpod/define" "github.com/containers/libpod/libpod/events" + lpfilters "github.com/containers/libpod/libpod/filters" "github.com/containers/libpod/libpod/image" "github.com/containers/libpod/libpod/logs" + "github.com/containers/libpod/pkg/cgroups" "github.com/containers/libpod/pkg/checkpoint" "github.com/containers/libpod/pkg/domain/entities" "github.com/containers/libpod/pkg/domain/infra/abi/terminal" @@ -1003,3 +1004,76 @@ func (ic *ContainerEngine) Shutdown(_ context.Context) { _ = ic.Libpod.Shutdown(false) }) } + +func (ic *ContainerEngine) ContainerStats(ctx context.Context, namesOrIds []string, options entities.ContainerStatsOptions) error { + containerFunc := ic.Libpod.GetRunningContainers + switch { + case len(namesOrIds) > 0: + containerFunc = func() ([]*libpod.Container, error) { return ic.Libpod.GetContainersByList(namesOrIds) } + case options.Latest: + containerFunc = func() ([]*libpod.Container, error) { + lastCtr, err := ic.Libpod.GetLatestContainer() + if err != nil { + return nil, err + } + return []*libpod.Container{lastCtr}, nil + } + case options.All: + containerFunc = ic.Libpod.GetAllContainers + } + + ctrs, err := containerFunc() + if err != nil { + return errors.Wrapf(err, "unable to get list of containers") + } + containerStats := map[string]*define.ContainerStats{} + for _, ctr := range ctrs { + initialStats, err := ctr.GetContainerStats(&define.ContainerStats{}) + if err != nil { + // when doing "all", don't worry about containers that are not running + cause := errors.Cause(err) + if options.All && (cause == define.ErrCtrRemoved || cause == define.ErrNoSuchCtr || cause == define.ErrCtrStateInvalid) { + continue + } + if cause == cgroups.ErrCgroupV1Rootless { + err = cause + } + return err + } + containerStats[ctr.ID()] = initialStats + } + for { + reportStats := []*define.ContainerStats{} + for _, ctr := range ctrs { + id := ctr.ID() + if _, ok := containerStats[ctr.ID()]; !ok { + initialStats, err := ctr.GetContainerStats(&define.ContainerStats{}) + if errors.Cause(err) == define.ErrCtrRemoved || errors.Cause(err) == define.ErrNoSuchCtr || errors.Cause(err) == define.ErrCtrStateInvalid { + // skip dealing with a container that is gone + continue + } + if err != nil { + return err + } + containerStats[id] = initialStats + } + stats, err := ctr.GetContainerStats(containerStats[id]) + if err != nil && errors.Cause(err) != define.ErrNoSuchCtr { + return err + } + // replace the previous measurement with the current one + containerStats[id] = stats + reportStats = append(reportStats, stats) + } + ctrs, err = containerFunc() + if err != nil { + return err + } + options.StatChan <- reportStats + if options.NoStream { + break + } + time.Sleep(time.Second) + } + return nil +} diff --git a/pkg/domain/infra/abi/images.go b/pkg/domain/infra/abi/images.go index 0af06fb89..7ab5131f0 100644 --- a/pkg/domain/infra/abi/images.go +++ b/pkg/domain/infra/abi/images.go @@ -21,7 +21,6 @@ import ( domainUtils "github.com/containers/libpod/pkg/domain/utils" "github.com/containers/libpod/pkg/util" "github.com/containers/storage" - "github.com/hashicorp/go-multierror" imgspecv1 "github.com/opencontainers/image-spec/specs-go/v1" "github.com/pkg/errors" "github.com/sirupsen/logrus" @@ -423,8 +422,10 @@ func (ir *ImageEngine) Tree(ctx context.Context, nameOrId string, opts entities. return &entities.ImageTreeReport{Tree: results}, nil } -// Remove removes one or more images from local storage. -func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entities.ImageRemoveOptions) (report *entities.ImageRemoveReport, finalError error) { +// removeErrorsToExitCode returns an exit code for the specified slice of +// image-removal errors. The error codes are set according to the documented +// behaviour in the Podman man pages. +func removeErrorsToExitCode(rmErrors []error) int { var ( // noSuchImageErrors indicates that at least one image was not found. noSuchImageErrors bool @@ -434,59 +435,53 @@ func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entitie // otherErrors indicates that at least one error other than the two // above occured. otherErrors bool - // deleteError is a multierror to conveniently collect errors during - // removal. We really want to delete as many images as possible and not - // error out immediately. - deleteError *multierror.Error ) - report = &entities.ImageRemoveReport{} + if len(rmErrors) == 0 { + return 0 + } - // Set the removalCode and the error after all work is done. - defer func() { - switch { - // 2 - case inUseErrors: - // One of the specified images has child images or is - // being used by a container. - report.ExitCode = 2 - // 1 - case noSuchImageErrors && !(otherErrors || inUseErrors): - // One of the specified images did not exist, and no other - // failures. - report.ExitCode = 1 - // 0 + for _, e := range rmErrors { + switch errors.Cause(e) { + case define.ErrNoSuchImage: + noSuchImageErrors = true + case define.ErrImageInUse, storage.ErrImageUsedByContainer: + inUseErrors = true default: - // Nothing to do. - } - if deleteError != nil { - // go-multierror has a trailing new line which we need to remove to normalize the string. - finalError = deleteError.ErrorOrNil() - finalError = errors.New(strings.TrimSpace(finalError.Error())) + otherErrors = true } + } + + switch { + case inUseErrors: + // One of the specified images has child images or is + // being used by a container. + return 2 + case noSuchImageErrors && !(otherErrors || inUseErrors): + // One of the specified images did not exist, and no other + // failures. + return 1 + default: + return 125 + } +} + +// Remove removes one or more images from local storage. +func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entities.ImageRemoveOptions) (report *entities.ImageRemoveReport, rmErrors []error) { + report = &entities.ImageRemoveReport{} + + // Set the exit code at very end. + defer func() { + report.ExitCode = removeErrorsToExitCode(rmErrors) }() // deleteImage is an anonymous function to conveniently delete an image // without having to pass all local data around. deleteImage := func(img *image.Image) error { results, err := ir.Libpod.RemoveImage(ctx, img, opts.Force) - switch errors.Cause(err) { - case nil: - break - case define.ErrNoSuchImage: - inUseErrors = true // ExitCode is expected - case storage.ErrImageUsedByContainer: - inUseErrors = true // Important for exit codes in Podman. - return errors.New( - fmt.Sprintf("A container associated with containers/storage, i.e. via Buildah, CRI-O, etc., may be associated with this image: %-12.12s\n", img.ID())) - case define.ErrImageInUse: - inUseErrors = true - return err - default: - otherErrors = true // Important for exit codes in Podman. + if err != nil { return err } - report.Deleted = append(report.Deleted, results.Deleted) report.Untagged = append(report.Untagged, results.Untagged...) return nil @@ -499,9 +494,7 @@ func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entitie for { storageImages, err := ir.Libpod.ImageRuntime().GetRWImages() if err != nil { - deleteError = multierror.Append(deleteError, - errors.Wrapf(err, "unable to query local images")) - otherErrors = true // Important for exit codes in Podman. + rmErrors = append(rmErrors, err) return } // No images (left) to remove, so we're done. @@ -510,9 +503,7 @@ func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entitie } // Prevent infinity loops by making a delete-progress check. if previousImages == len(storageImages) { - otherErrors = true // Important for exit codes in Podman. - deleteError = multierror.Append(deleteError, - errors.New("unable to delete all images, check errors and re-run image removal if needed")) + rmErrors = append(rmErrors, errors.New("unable to delete all images, check errors and re-run image removal if needed")) break } previousImages = len(storageImages) @@ -520,15 +511,15 @@ func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entitie for _, img := range storageImages { isParent, err := img.IsParent(ctx) if err != nil { - otherErrors = true // Important for exit codes in Podman. - deleteError = multierror.Append(deleteError, err) + rmErrors = append(rmErrors, err) + continue } // Skip parent images. if isParent { continue } if err := deleteImage(img); err != nil { - deleteError = multierror.Append(deleteError, err) + rmErrors = append(rmErrors, err) } } } @@ -539,21 +530,13 @@ func (ir *ImageEngine) Remove(ctx context.Context, images []string, opts entitie // Delete only the specified images. for _, id := range images { img, err := ir.Libpod.ImageRuntime().NewFromLocal(id) - switch errors.Cause(err) { - case nil: - break - case image.ErrNoSuchImage: - noSuchImageErrors = true // Important for exit codes in Podman. - fallthrough - default: - deleteError = multierror.Append(deleteError, errors.Wrapf(err, "failed to remove image '%s'", id)) + if err != nil { + rmErrors = append(rmErrors, err) continue } - err = deleteImage(img) if err != nil { - otherErrors = true // Important for exit codes in Podman. - deleteError = multierror.Append(deleteError, err) + rmErrors = append(rmErrors, err) } } diff --git a/pkg/domain/infra/abi/pods_stats.go b/pkg/domain/infra/abi/pods_stats.go index a41c01da0..c6befcf95 100644 --- a/pkg/domain/infra/abi/pods_stats.go +++ b/pkg/domain/infra/abi/pods_stats.go @@ -8,6 +8,7 @@ import ( "github.com/containers/libpod/pkg/cgroups" "github.com/containers/libpod/pkg/domain/entities" "github.com/containers/libpod/pkg/rootless" + "github.com/containers/libpod/utils" "github.com/docker/go-units" "github.com/pkg/errors" ) @@ -68,7 +69,7 @@ func combineHumanValues(a, b uint64) string { } func floatToPercentString(f float64) string { - strippedFloat, err := libpod.RemoveScientificNotationFromFloat(f) + strippedFloat, err := utils.RemoveScientificNotationFromFloat(f) if err != nil || strippedFloat == 0 { // If things go bazinga, return a safe value return "--" diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go index 32f9c4e36..227b660f7 100644 --- a/pkg/domain/infra/tunnel/containers.go +++ b/pkg/domain/infra/tunnel/containers.go @@ -387,3 +387,7 @@ func (ic *ContainerEngine) ContainerCp(ctx context.Context, source, dest string, // Shutdown Libpod engine func (ic *ContainerEngine) Shutdown(_ context.Context) { } + +func (ic *ContainerEngine) ContainerStats(ctx context.Context, namesOrIds []string, options entities.ContainerStatsOptions) error { + return errors.New("not implemented") +} diff --git a/pkg/domain/infra/tunnel/images.go b/pkg/domain/infra/tunnel/images.go index dcc5fc3e7..00893194c 100644 --- a/pkg/domain/infra/tunnel/images.go +++ b/pkg/domain/infra/tunnel/images.go @@ -20,8 +20,8 @@ func (ir *ImageEngine) Exists(_ context.Context, nameOrId string) (*entities.Boo return &entities.BoolReport{Value: found}, err } -func (ir *ImageEngine) Remove(ctx context.Context, imagesArg []string, opts entities.ImageRemoveOptions) (*entities.ImageRemoveReport, error) { - return images.Remove(ir.ClientCxt, imagesArg, opts) +func (ir *ImageEngine) Remove(ctx context.Context, imagesArg []string, opts entities.ImageRemoveOptions) (*entities.ImageRemoveReport, []error) { + return images.BatchRemove(ir.ClientCxt, imagesArg, opts) } func (ir *ImageEngine) List(ctx context.Context, opts entities.ImageListOptions) ([]*entities.ImageSummary, error) { |