Reorganize container repository controllers and views

app/controllers/projects/container_registry_controller.rb

-class Projects::ContainerRegistryController < Projects::ApplicationController
-  before_action :verify_registry_enabled
-  before_action :authorize_read_container_image!
-  before_action :authorize_update_container_image!, only: [:destroy]
-  layout 'project'
-
-  def index
-    @images = project.container_repositories
-  end
-
-  def destroy
-    if tag
-      delete_tag
-    else
-      delete_image
-    end
-  end
-
-  private
-
-  def registry_url
-    @registry_url ||= namespace_project_container_registry_index_path(project.namespace, project)
-  end
-
-  def verify_registry_enabled
-    render_404 unless Gitlab.config.registry.enabled
-  end
-
-  def delete_image
-    if image.destroy
-      redirect_to registry_url
-    else
-      redirect_to registry_url, alert: 'Failed to remove image'
-    end
-  end
-
-  def delete_tag
-    if tag.delete
-      image.destroy if image.tags.empty?
-      redirect_to registry_url
-    else
-      redirect_to registry_url, alert: 'Failed to remove tag'
-    end
-  end
-
-  def image
-    @image ||= project.container_repositories.find_by(id: params[:id])
-  end
-
-  def tag
-    @tag ||= image.tag(params[:tag]) if params[:tag].present?
-  end
-end

app/controllers/projects/registry/application_controller.rb

+module Projects
+  module Registry
+    class ApplicationController < Projects::ApplicationController
+      layout 'project'
+
+      before_action :verify_registry_enabled
+      before_action :authorize_read_container_image!
+    end
+  end
+end

app/controllers/projects/registry/repositories_controller.rb

+module Projects
+  module Registry
+    class RepositoriesController < ::Projects::Registry::ApplicationController
+      before_action :authorize_update_container_image!, only: [:destroy]
+
+      def index
+        @images = project.container_repositories
+      end
+
+      def destroy
+        if tag
+          delete_tag
+        else
+          delete_image
+        end
+      end
+
+      private
+
+      def registry_url
+        @registry_url ||= namespace_project_container_registry_index_path(project.namespace, project)
+      end
+
+      def verify_registry_enabled
+        render_404 unless Gitlab.config.registry.enabled
+      end
+
+      def delete_image
+        if image.destroy
+          redirect_to registry_url
+        else
+          redirect_to registry_url, alert: 'Failed to remove image'
+        end
+      end
+
+      def delete_tag
+        if tag.delete
+          image.destroy if image.tags.empty?
+          redirect_to registry_url
+        else
+          redirect_to registry_url, alert: 'Failed to remove tag'
+        end
+      end
+
+      def image
+        @image ||= project.container_repositories.find_by(id: params[:id])
+      end
+
+      def tag
+        @tag ||= image.tag(params[:tag]) if params[:tag].present?
+      end
+    end
+  end
+end

app/controllers/projects/registry/tags_controller.rb

+module Projects
+  module Registry
+    class TagsController < ::Projects::Registry::ApplicationController
+      before_action :authorize_update_container_image!, only: [:destroy]
+    end
+  end
+end

config/routes/project.rb

@@ -219,7 +219,10 @@ constraints(ProjectUrlConstrainer.new) do
         end
       end
 
-      resources :container_registry, only: [:index, :destroy], constraints: { id: Gitlab::Regex.container_registry_reference_regex }
+      resources :container_registry,
+        controller: 'registry/repositories',
+        only: [:index, :destroy],
+        constraints: { id: Gitlab::Regex.container_registry_reference_regex }
 
       resources :milestones, constraints: { id: /\d+/ } do
         member do