Function buildManifestDescriptor

cli/command/manifest/push.go:143–168

(targetRepo reference.Named, imageManifest types.ImageManifest)

}

func buildManifestDescriptor(targetRepo reference.Named, imageManifest types.ImageManifest) (manifestlist.ManifestDescriptor, error) {
	manifestRepoHostname := reference.Domain(reference.TrimNamed(imageManifest.Ref))
	targetRepoHostname := reference.Domain(reference.TrimNamed(targetRepo))
	if manifestRepoHostname != targetRepoHostname {
		return manifestlist.ManifestDescriptor{}, fmt.Errorf("cannot use source images from a different registry than the target image: %s != %s", manifestRepoHostname, targetRepoHostname)
	}

	manifest := manifestlist.ManifestDescriptor{
		Descriptor: distribution.Descriptor{
			Digest:    imageManifest.Descriptor.Digest,
			Size:      imageManifest.Descriptor.Size,
			MediaType: imageManifest.Descriptor.MediaType,
		},
	}

	platform := types.PlatformSpecFromOCI(imageManifest.Descriptor.Platform)
	if platform != nil {
		manifest.Platform = *platform
	}

	if err := manifest.Descriptor.Digest.Validate(); err != nil {
		return manifestlist.ManifestDescriptor{}, fmt.Errorf("digest parse of image %q failed: %w", imageManifest.Ref, err)
	}

	return manifest, nil
}

func buildBlobRequestList(imageManifest types.ImageManifest, repoName reference.Named) ([]manifestBlob, error) {
	blobs := imageManifest.Blobs()