Add Container Registry API

This includes a set of APIs to manipulate container registry.
This includes also an ability to delete tags based on requested
criteria, like keep-last-n, matching-name, older-than.

1 files changed, 8 insertions, 3 deletions

diff --git a/app/models/container_repository.rb b/app/models/container_repository.rb
index 2c08a8e1acf..cf057d774cf 100644
--- a/app/models/container_repository.rb
+++ b/app/models/container_repository.rb
@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class ContainerRepository < ActiveRecord::Base
+  include Gitlab::Utils::StrongMemoize
+
   belongs_to :project
 
   validates :name, length: { minimum: 0, allow_nil: false }
@@ -8,6 +10,8 @@ class ContainerRepository < ActiveRecord::Base
 
   delegate :client, to: :registry
 
+  scope :ordered, -> { order(:name) }
+
   # rubocop: disable CodeReuse/ServiceClass
   def registry
     @registry ||= begin
@@ -39,11 +43,12 @@ class ContainerRepository < ActiveRecord::Base
   end
 
   def tags
-    return @tags if defined?(@tags)
     return [] unless manifest && manifest['tags']
 
-    @tags = manifest['tags'].map do |tag|
-      ContainerRegistry::Tag.new(self, tag)
+    strong_memoize(:tags) do
+      manifest['tags'].sort.map do |tag|
+        ContainerRegistry::Tag.new(self, tag)
+      end
     end
   end