Add group level container repository endpoints

API endpoints for requesting container repositories
and container repositories with their tag information
are enabled for users that want to specify the group
containing the repository rather than the specific project.

1 files changed, 39 insertions, 0 deletions

diff --git a/lib/api/group_container_repositories.rb b/lib/api/group_container_repositories.rb
new file mode 100644
index 00000000000..fd24662cc9a
--- /dev/null
+++ b/lib/api/group_container_repositories.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+module API
+  class GroupContainerRepositories < Grape::API
+    include PaginationParams
+
+    before { authorize_read_group_container_images! }
+
+    REPOSITORY_ENDPOINT_REQUIREMENTS = API::NAMESPACE_OR_PROJECT_REQUIREMENTS.merge(
+      tag_name: API::NO_SLASH_URL_PART_REGEX)
+
+    params do
+      requires :id, type: String, desc: "Group's ID or path"
+    end
+    resource :groups, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
+      desc 'Get a list of all repositories within a group' do
+        detail 'This feature was introduced in GitLab 12.2.'
+        success Entities::ContainerRegistry::Repository
+      end
+      params do
+        use :pagination
+        optional :tags, type: Boolean, default: false, desc: 'Determines if tags should be included'
+      end
+      get ':id/registry/repositories' do
+        repositories = ContainerRepositoriesFinder.new(
+          id: user_group.id, container_type: :group
+        ).execute
+
+        present paginate(repositories), with: Entities::ContainerRegistry::Repository, tags: params[:tags]
+      end
+    end
+
+    helpers do
+      def authorize_read_group_container_images!
+        authorize! :read_container_image, user_group
+      end
+    end
+  end
+end