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imagetools: simplify return type of annotation parser 

Signed-off-by: Justin Chadwell <me@jedevc.com>
This commit is contained in:
Justin Chadwell 2023-08-24 13:00:25 +01:00
parent 42a0f3d504
commit 54bb799d15
1 changed files with 13 additions and 19 deletions
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32
util/imagetools/create.go
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@ -147,17 +147,15 @@ func (r *Resolver) Combine(ctx context.Context, srcs []*Source, ann map[string]s
if err != nil {
return nil, ocispec.Descriptor{}, err
}
if len(annotations[exptypes.AnnotationIndex]) > 0 {
for k, v := range annotations[exptypes.AnnotationIndex] {
for k, v := range annotations {
switch k.Type {
case exptypes.AnnotationIndex:
indexAnnotation[k.Key] = v
}
}
if len(annotations[exptypes.AnnotationManifestDescriptor]) > 0 {
for i := 0; i < len(newDescs); i++ {
if newDescs[i].Annotations == nil {
newDescs[i].Annotations = map[string]string{}
}
for k, v := range annotations[exptypes.AnnotationManifestDescriptor] {
case exptypes.AnnotationManifestDescriptor:
for i := 0; i < len(newDescs); i++ {
if newDescs[i].Annotations == nil {
newDescs[i].Annotations = map[string]string{}
}
if k.Platform == nil || k.PlatformString() == platforms.Format(*newDescs[i].Platform) {
newDescs[i].Annotations[k.Key] = v
}
@ -296,11 +294,10 @@ func detectMediaType(dt []byte) (string, error) {
return images.MediaTypeDockerSchema2ManifestList, nil
}
func parseAnnotations(ann map[string]string) (map[string]map[exptypes.AnnotationKey]string, error) {
func parseAnnotations(ann map[string]string) (map[exptypes.AnnotationKey]string, error) {
// TODO: use buildkit's annotation parser once it supports setting custom prefix and ":" separator
annotationRegexp := regexp.MustCompile(`^([a-z-]+)(?:\[([A-Za-z0-9_/-]+)\])?:(\S+)$`)
indexAnnotations := make(map[exptypes.AnnotationKey]string)
manifestDescriptorAnnotations := make(map[exptypes.AnnotationKey]string)
annotations := make(map[exptypes.AnnotationKey]string)
for k, v := range ann {
groups := annotationRegexp.FindStringSubmatch(k)
if groups == nil {
@ -323,14 +320,14 @@ func parseAnnotations(ann map[string]string) (map[string]map[exptypes.Annotation
Platform: ociPlatform,
Key: key,
}
indexAnnotations[ak] = v
annotations[ak] = v
case exptypes.AnnotationManifestDescriptor:
ak := exptypes.AnnotationKey{
Type: typ,
Platform: ociPlatform,
Key: key,
}
manifestDescriptorAnnotations[ak] = v
annotations[ak] = v
case exptypes.AnnotationManifest:
return nil, errors.Errorf("%q annotations are not supported yet", typ)
case exptypes.AnnotationIndexDescriptor:
@ -339,8 +336,5 @@ func parseAnnotations(ann map[string]string) (map[string]map[exptypes.Annotation
return nil, errors.Errorf("unknown annotation type %q", typ)
}
}
return map[string]map[exptypes.AnnotationKey]string{
exptypes.AnnotationIndex: indexAnnotations,
exptypes.AnnotationManifestDescriptor: manifestDescriptorAnnotations,
}, nil
return annotations, nil
}