Function isSharedContent

core/metadata/content.go:757–775

(tx *bolt.Tx, dgst digest.Digest)

}

func isSharedContent(tx *bolt.Tx, dgst digest.Digest) bool {
	v1bkt := tx.Bucket(bucketKeyVersion)
	if v1bkt == nil {
		return false
	}
	// iterate through each namespace
	v1c := v1bkt.Cursor()
	for nk, _ := v1c.First(); nk != nil; nk, _ = v1c.Next() {
		ns := string(nk)
		lbkt := getNamespaceLabelsBucket(tx, ns)
		if lbkt == nil {
			continue
		}
		if sharedNS := lbkt.Get([]byte(labels.LabelSharedNamespace)); sharedNS != nil && string(sharedNS) == "true" && getBlobBucket(tx, ns, dgst) != nil {
			return true
		}
	}
	return false
}

func validateInfo(info *content.Info) error {
	for k, v := range info.Labels {