Merge branch 'docker-registry-view' into 'master'

Add container registry support

Tasks:

- [x] Merge docker/distribution authentication service: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/3787
- [x] Implement Docker Registry API
- [x] Show a list of docker images in GitLab
- [x] Remove registry repository on project deletion
- [x] Support project rename, move and namespace rename
- [x] Use token when connecting the registry
- [x] Allow to delete images from GitLab
- [x] Support pushing from GitLab CI (gitlab-ci-token / $CI_BUILD_TOKEN)
- [x] Support GitLab Runner pulling for public repositories
- [ ] Support GitLab Runner pulling for private repositories
- [x] Add tests for Docker Registry API
- [x] Add tests for a views
- [x] Make texts nicer
- [x] Implement a backup support

- [ ] Create administration documentation https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/4141
- [ ] Create user documentation

See merge request !4040

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/gitlab/regex.rb b/lib/gitlab/regex.rb
index ace906a6f59..1cbd6d945a0 100644
--- a/lib/gitlab/regex.rb
+++ b/lib/gitlab/regex.rb
@@ -96,5 +96,9 @@ module Gitlab
         (?<![\/.])                (?# rule #6-7)
       }x.freeze
     end
+
+    def container_registry_reference_regex
+      git_reference_regex
+    end
   end
 end