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authorQi Wang <qiwan@redhat.com>2020-04-23 15:36:47 -0400
committerQi Wang <qiwan@redhat.com>2020-05-06 10:54:28 -0400
commit5621f5199d0aeaefae77db920866d7aeea9d1e7b (patch)
tree93ade2da60914f8de8d0745b0ef7da9a154f1db1 /pkg/domain/infra
parent0eb905ff2c2f033ee3009d8d374dcd2347ac04d1 (diff)
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Manifest remove, push
Implements podman manifest remove and podman manifest push. Signed-off-by: Qi Wang <qiwan@redhat.com>
Diffstat (limited to 'pkg/domain/infra')
-rw-r--r--pkg/domain/infra/abi/manifest.go71
-rw-r--r--pkg/domain/infra/tunnel/manifest.go15
2 files changed, 86 insertions, 0 deletions
diff --git a/pkg/domain/infra/abi/manifest.go b/pkg/domain/infra/abi/manifest.go
index 812507f0a..fca34dda2 100644
--- a/pkg/domain/infra/abi/manifest.go
+++ b/pkg/domain/infra/abi/manifest.go
@@ -6,15 +6,21 @@ import (
"context"
"encoding/json"
"fmt"
+ "io/ioutil"
+ "os"
"strings"
+ "github.com/containers/buildah/manifests"
buildahUtil "github.com/containers/buildah/util"
+ cp "github.com/containers/image/v5/copy"
"github.com/containers/image/v5/docker"
+ "github.com/containers/image/v5/manifest"
"github.com/containers/image/v5/transports/alltransports"
libpodImage "github.com/containers/libpod/libpod/image"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/util"
"github.com/opencontainers/go-digest"
+ imgspecv1 "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/pkg/errors"
)
@@ -137,3 +143,68 @@ func (ir *ImageEngine) ManifestAnnotate(ctx context.Context, names []string, opt
}
return "", err
}
+
+// ManifestRemove removes specified digest from the specified manifest list
+func (ir *ImageEngine) ManifestRemove(ctx context.Context, names []string) (string, error) {
+ instanceDigest, err := digest.Parse(names[1])
+ if err != nil {
+ return "", errors.Errorf(`invalid image digest "%s": %v`, names[1], err)
+ }
+ listImage, err := ir.Libpod.ImageRuntime().NewFromLocal(names[0])
+ if err != nil {
+ return "", errors.Wrapf(err, "error retriving local image from image name %s", names[0])
+ }
+ updatedListID, err := listImage.RemoveManifest(instanceDigest)
+ if err == nil {
+ return fmt.Sprintf("%s :%s\n", updatedListID, instanceDigest.String()), nil
+ }
+ return "", err
+}
+
+// ManifestPush pushes a manifest list or image index to the destination
+func (ir *ImageEngine) ManifestPush(ctx context.Context, names []string, opts entities.ManifestPushOptions) error {
+ listImage, err := ir.Libpod.ImageRuntime().NewFromLocal(names[0])
+ if err != nil {
+ return errors.Wrapf(err, "error retriving local image from image name %s", names[0])
+ }
+ dest, err := alltransports.ParseImageName(names[1])
+ if err != nil {
+ return err
+ }
+ var manifestType string
+ if opts.Format != "" {
+ switch opts.Format {
+ case "oci":
+ manifestType = imgspecv1.MediaTypeImageManifest
+ case "v2s2", "docker":
+ manifestType = manifest.DockerV2Schema2MediaType
+ default:
+ return errors.Errorf("unknown format %q. Choose on of the supported formats: 'oci' or 'v2s2'", opts.Format)
+ }
+ }
+ options := manifests.PushOptions{
+ Store: ir.Libpod.GetStore(),
+ SystemContext: ir.Libpod.SystemContext(),
+ ImageListSelection: cp.CopySpecificImages,
+ Instances: nil,
+ RemoveSignatures: opts.RemoveSignatures,
+ SignBy: opts.SignBy,
+ ManifestType: manifestType,
+ }
+ if opts.All {
+ options.ImageListSelection = cp.CopyAllImages
+ }
+ if !opts.Quiet {
+ options.ReportWriter = os.Stderr
+ }
+ digest, err := listImage.PushManifest(dest, options)
+ if err == nil && opts.Purge {
+ _, err = ir.Libpod.GetStore().DeleteImage(listImage.ID(), true)
+ }
+ if opts.DigestFile != "" {
+ if err = ioutil.WriteFile(opts.DigestFile, []byte(digest.String()), 0644); err != nil {
+ return buildahUtil.GetFailureCause(err, errors.Wrapf(err, "failed to write digest to file %q", opts.DigestFile))
+ }
+ }
+ return err
+}
diff --git a/pkg/domain/infra/tunnel/manifest.go b/pkg/domain/infra/tunnel/manifest.go
index 3d3196019..7d9a0fce1 100644
--- a/pkg/domain/infra/tunnel/manifest.go
+++ b/pkg/domain/infra/tunnel/manifest.go
@@ -91,3 +91,18 @@ func (ir *ImageEngine) ManifestAnnotate(ctx context.Context, names []string, opt
}
return fmt.Sprintf("%s :%s", updatedListID, names[1]), nil
}
+
+// ManifestRemove removes the digest from manifest list
+func (ir *ImageEngine) ManifestRemove(ctx context.Context, names []string) (string, error) {
+ updatedListID, err := manifests.Remove(ctx, names[0], names[1])
+ if err != nil {
+ return updatedListID, errors.Wrapf(err, "error removing from manifest %s", names[0])
+ }
+ return fmt.Sprintf("%s :%s\n", updatedListID, names[1]), nil
+}
+
+// ManifestPush pushes a manifest list or image index to the destination
+func (ir *ImageEngine) ManifestPush(ctx context.Context, names []string, opts entities.ManifestPushOptions) error {
+ _, err := manifests.Push(ctx, names[0], &names[1], &opts.All)
+ return err
+}