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authorQi Wang <qiwan@redhat.com>2020-04-16 00:41:09 -0400
committerQi Wang <qiwan@redhat.com>2020-04-22 20:05:21 -0400
commit17783dda6880c786a6eb3f47b3b6100e43bcdc77 (patch)
tree1d551e1a3901fe07c3540c8e9a58d93c8da5c772 /pkg/domain/infra
parent576fe98bbcee7361251b437835125f93b4c10b15 (diff)
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manifest create,add,inspect
Implememts manifest subcommands create, add, inspect. Signed-off-by: Qi Wang <qiwan@redhat.com>
Diffstat (limited to 'pkg/domain/infra')
-rw-r--r--pkg/domain/infra/abi/manifest.go101
-rw-r--r--pkg/domain/infra/tunnel/manifest.go63
2 files changed, 164 insertions, 0 deletions
diff --git a/pkg/domain/infra/abi/manifest.go b/pkg/domain/infra/abi/manifest.go
new file mode 100644
index 000000000..27d4bf9a5
--- /dev/null
+++ b/pkg/domain/infra/abi/manifest.go
@@ -0,0 +1,101 @@
+// +build ABISupport
+
+package abi
+
+import (
+ "context"
+ "encoding/json"
+ "fmt"
+ "strings"
+
+ buildahUtil "github.com/containers/buildah/util"
+ "github.com/containers/image/v5/docker"
+ "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/pkg/errors"
+)
+
+// ManifestCreate implements logic for creating manifest lists via ImageEngine
+func (ir *ImageEngine) ManifestCreate(ctx context.Context, names, images []string, opts entities.ManifestCreateOptions) (string, error) {
+ fullNames, err := buildahUtil.ExpandNames(names, "", ir.Libpod.SystemContext(), ir.Libpod.GetStore())
+ if err != nil {
+ return "", errors.Wrapf(err, "error encountered while expanding image name %q", names)
+ }
+ imageID, err := libpodImage.CreateManifestList(ir.Libpod.ImageRuntime(), *ir.Libpod.SystemContext(), fullNames, images, opts.All)
+ if err != nil {
+ return imageID, err
+ }
+ return imageID, err
+}
+
+// ManifestInspect returns the content of a manifest list or image
+func (ir *ImageEngine) ManifestInspect(ctx context.Context, name string) ([]byte, error) {
+ dockerPrefix := fmt.Sprintf("%s://", docker.Transport.Name())
+ _, err := alltransports.ParseImageName(name)
+ if err != nil {
+ _, err = alltransports.ParseImageName(dockerPrefix + name)
+ if err != nil {
+ return nil, errors.Errorf("invalid image reference %q", name)
+ }
+ }
+ image, err := ir.Libpod.ImageRuntime().New(ctx, name, "", "", nil, nil, libpodImage.SigningOptions{}, nil, util.PullImageMissing)
+ if err != nil {
+ return nil, errors.Wrapf(err, "reading image %q", name)
+ }
+
+ list, err := image.InspectManifest()
+ if err != nil {
+ return nil, errors.Wrapf(err, "loading manifest %q", name)
+ }
+ buf, err := json.MarshalIndent(list, "", " ")
+ if err != nil {
+ return buf, errors.Wrapf(err, "error rendering manifest for display")
+ }
+ return buf, nil
+}
+
+// ManifestAdd adds images to the manifest list
+func (ir *ImageEngine) ManifestAdd(ctx context.Context, opts entities.ManifestAddOptions) (string, error) {
+ imageSpec := opts.Images[0]
+ listImageSpec := opts.Images[1]
+ dockerPrefix := fmt.Sprintf("%s://", docker.Transport.Name())
+ _, err := alltransports.ParseImageName(imageSpec)
+ if err != nil {
+ _, err = alltransports.ParseImageName(fmt.Sprintf("%s%s", dockerPrefix, imageSpec))
+ if err != nil {
+ return "", errors.Errorf("invalid image reference %q", imageSpec)
+ }
+ }
+ listImage, err := ir.Libpod.ImageRuntime().NewFromLocal(listImageSpec)
+ if err != nil {
+ return "", errors.Wrapf(err, "error retriving local image from image name %s", listImageSpec)
+ }
+
+ manifestAddOpts := libpodImage.ManifestAddOpts{
+ All: opts.All,
+ Arch: opts.Arch,
+ Features: opts.Features,
+ Images: opts.Images,
+ OSVersion: opts.OSVersion,
+ Variant: opts.Variant,
+ }
+ if len(opts.Annotation) != 0 {
+ annotations := make(map[string]string)
+ for _, annotationSpec := range opts.Annotation {
+ spec := strings.SplitN(annotationSpec, "=", 2)
+ if len(spec) != 2 {
+ return "", errors.Errorf("no value given for annotation %q", spec[0])
+ }
+ annotations[spec[0]] = spec[1]
+ }
+ manifestAddOpts.Annotation = annotations
+ }
+ listID, err := listImage.AddManifest(*ir.Libpod.SystemContext(), manifestAddOpts)
+ if err != nil {
+ return listID, err
+ }
+ return listID, nil
+}
diff --git a/pkg/domain/infra/tunnel/manifest.go b/pkg/domain/infra/tunnel/manifest.go
new file mode 100644
index 000000000..338256530
--- /dev/null
+++ b/pkg/domain/infra/tunnel/manifest.go
@@ -0,0 +1,63 @@
+package tunnel
+
+import (
+ "context"
+ "encoding/json"
+ "strings"
+
+ "github.com/containers/libpod/libpod/image"
+ "github.com/containers/libpod/pkg/bindings/manifests"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/pkg/errors"
+)
+
+// ManifestCreate implements manifest create via ImageEngine
+func (ir *ImageEngine) ManifestCreate(ctx context.Context, names, images []string, opts entities.ManifestCreateOptions) (string, error) {
+ imageID, err := manifests.Create(ir.ClientCxt, names, images, &opts.All)
+ if err != nil {
+ return imageID, errors.Wrapf(err, "error creating manifest")
+ }
+ return imageID, err
+}
+
+// ManifestInspect returns contents of manifest list with given name
+func (ir *ImageEngine) ManifestInspect(ctx context.Context, name string) ([]byte, error) {
+ list, err := manifests.Inspect(ir.ClientCxt, name)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error getting content of manifest list or image %s", name)
+ }
+
+ buf, err := json.MarshalIndent(list, "", " ")
+ if err != nil {
+ return buf, errors.Wrapf(err, "error rendering manifest for display")
+ }
+ return buf, err
+}
+
+// ManifestAdd adds images to the manifest list
+func (ir *ImageEngine) ManifestAdd(ctx context.Context, opts entities.ManifestAddOptions) (string, error) {
+ manifestAddOpts := image.ManifestAddOpts{
+ All: opts.All,
+ Arch: opts.Arch,
+ Features: opts.Features,
+ Images: opts.Images,
+ OSVersion: opts.OSVersion,
+ Variant: opts.Variant,
+ }
+ if len(opts.Annotation) != 0 {
+ annotations := make(map[string]string)
+ for _, annotationSpec := range opts.Annotation {
+ spec := strings.SplitN(annotationSpec, "=", 2)
+ if len(spec) != 2 {
+ return "", errors.Errorf("no value given for annotation %q", spec[0])
+ }
+ annotations[spec[0]] = spec[1]
+ }
+ manifestAddOpts.Annotation = annotations
+ }
+ listID, err := manifests.Add(ctx, opts.Images[1], manifestAddOpts)
+ if err != nil {
+ return listID, errors.Wrapf(err, "error adding to manifest list %s", opts.Images[1])
+ }
+ return listID, nil
+}