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Attempt to retain tagging behavior

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Signed-off-by: Stephen J Day <stephen.day@docker.com>
This commit is contained in:
Stephen J Day 2015-05-29 14:20:05 -07:00
parent 06612cc0fe
commit 1e653ab645
1 changed files with 9 additions and 3 deletions
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12
graph/pull.go
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@ -699,9 +699,15 @@ func (s *TagStore) pullV2Tag(r *registry.Session, out io.Writer, endpoint *regis
out.Write(sf.FormatStatus("", "Digest: %s", localDigest))
// always set the digest so we can use the digest whether we pull by it or not.
if err = s.SetDigest(repoInfo.LocalName, localDigest.String(), downloads[0].img.ID); err != nil {
return false, err
if tag == localDigest.String() {
// TODO(stevvooe): Ideally, we should always set the digest so we can
// use the digest whether we pull by it or not. Unfortunately, the tag
// store treats the digest as a separate tag, meaning there may be an
// untagged digest image that would seem to be dangling by a user.
if err = s.SetDigest(repoInfo.LocalName, localDigest.String(), downloads[0].img.ID); err != nil {
return false, err
}
}
if !utils.DigestReference(tag) {