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Merge pull request #1617 from jedevc/process-multiple-attestation-annotations

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imagetools: process `com.docker.reference.*` annotations
This commit is contained in:
Justin Chadwell 2023-02-16 12:05:20 +00:00 committed by GitHub
commit 74f64f88a7
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1 changed files with 16 additions and 5 deletions
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21
util/imagetools/loader.go
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@ -21,8 +21,11 @@ import (
"golang.org/x/sync/errgroup"
)
const (
annotationReference = "vnd.docker.reference.digest"
var (
annotationReferences = []string{
"com.docker.reference.digest",
"vnd.docker.reference.digest", // TODO: deprecate/remove after migration to new annotation
}
)
type contentCache interface {
@ -167,8 +170,13 @@ func (l *loader) fetch(ctx context.Context, fetcher remotes.Fetcher, desc ocispe
}
r.mu.Unlock()
ref, ok := desc.Annotations[annotationReference]
if ok {
found := false
for _, annotationReference := range annotationReferences {
ref, ok := desc.Annotations[annotationReference]
if !ok {
continue
}
refdgst, err := digest.Parse(ref)
if err != nil {
return err
@ -176,7 +184,10 @@ func (l *loader) fetch(ctx context.Context, fetcher remotes.Fetcher, desc ocispe
r.mu.Lock()
r.refs[refdgst] = append(r.refs[refdgst], desc.Digest)
r.mu.Unlock()
} else {
found = true
break
}
if !found {
p := desc.Platform
if p == nil {
p, err = l.readPlatformFromConfig(ctx, fetcher, mfst.Config)