Limit push and pull to v2 official registry

No longer push to the official v2 registry when it is available. This allows pulling images from the v2 registry without defaulting push. Only pull official images from the v2 official registry.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)

graph/pull.go

@@ -72,7 +72,7 @@ func (s *TagStore) CmdPull(job *engine.Job) engine.Status {
 		logName += ":" + tag
 	}
 
-	if len(repoInfo.Index.Mirrors) == 0 && (repoInfo.Index.Official || endpoint.Version == registry.APIVersion2) {
+	if len(repoInfo.Index.Mirrors) == 0 && ((repoInfo.Official && repoInfo.Index.Official) || endpoint.Version == registry.APIVersion2) {
 		j := job.Eng.Job("trust_update_base")
 		if err = j.Run(); err != nil {
 			log.Errorf("error updating trust base graph: %s", err)

graph/push.go

@@ -455,7 +455,7 @@ func (s *TagStore) CmdPush(job *engine.Job) engine.Status {
 		return job.Error(err2)
 	}
 
-	if repoInfo.Index.Official || endpoint.Version == registry.APIVersion2 {
+	if endpoint.Version == registry.APIVersion2 {
 		err := s.pushV2Repository(r, job.Eng, job.Stdout, repoInfo, tag, sf)
 		if err == nil {
 			return engine.StatusOK