Merge branch 'feature/multi-level-container-registry-images' into 'master'

Multi-level container registry images

Closes #17801

See merge request !10109

4 files changed, 87 insertions, 34 deletions

diff --git a/app/controllers/projects/container_registry_controller.rb b/app/controllers/projects/container_registry_controller.rb
deleted file mode 100644
index d1f46497207..00000000000
--- a/app/controllers/projects/container_registry_controller.rb
+++ /dev/null
@@ -1,34 +0,0 @@
-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
-    @tags = container_registry_repository.tags
-  end
-
-  def destroy
-    url = namespace_project_container_registry_index_path(project.namespace, project)
-
-    if tag.delete
-      redirect_to url
-    else
-      redirect_to url, alert: 'Failed to remove tag'
-    end
-  end
-
-  private
-
-  def verify_registry_enabled
-    render_404 unless Gitlab.config.registry.enabled
-  end
-
-  def container_registry_repository
-    @container_registry_repository ||= project.container_registry_repository
-  end
-
-  def tag
-    @tag ||= container_registry_repository.tag(params[:id])
-  end
-end
diff --git a/app/controllers/projects/registry/application_controller.rb b/app/controllers/projects/registry/application_controller.rb
new file mode 100644
index 00000000000..a56f9c58726
--- /dev/null
+++ b/app/controllers/projects/registry/application_controller.rb
@@ -0,0 +1,16 @@
+module Projects
+  module Registry
+    class ApplicationController < Projects::ApplicationController
+      layout 'project'
+
+      before_action :verify_registry_enabled!
+      before_action :authorize_read_container_image!
+
+      private
+
+      def verify_registry_enabled!
+        render_404 unless Gitlab.config.registry.enabled
+      end
+    end
+  end
+end
diff --git a/app/controllers/projects/registry/repositories_controller.rb b/app/controllers/projects/registry/repositories_controller.rb
new file mode 100644
index 00000000000..17f391ba07f
--- /dev/null
+++ b/app/controllers/projects/registry/repositories_controller.rb
@@ -0,0 +1,43 @@
+module Projects
+  module Registry
+    class RepositoriesController < ::Projects::Registry::ApplicationController
+      before_action :authorize_update_container_image!, only: [:destroy]
+      before_action :ensure_root_container_repository!, only: [:index]
+
+      def index
+        @images = project.container_repositories
+      end
+
+      def destroy
+        if image.destroy
+          redirect_to project_container_registry_path(@project),
+                      notice: 'Image repository has been removed successfully!'
+        else
+          redirect_to project_container_registry_path(@project),
+                      alert: 'Failed to remove image repository!'
+        end
+      end
+
+      private
+
+      def image
+        @image ||= project.container_repositories.find(params[:id])
+      end
+
+      ##
+      # Container repository object for root project path.
+      #
+      # Needed to maintain a backwards compatibility.
+      #
+      def ensure_root_container_repository!
+        ContainerRegistry::Path.new(@project.full_path).tap do |path|
+          break if path.has_repository?
+
+          ContainerRepository.build_from_path(path).tap do |repository|
+            repository.save! if repository.has_tags?
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/app/controllers/projects/registry/tags_controller.rb b/app/controllers/projects/registry/tags_controller.rb
new file mode 100644
index 00000000000..d689cade3ab
--- /dev/null
+++ b/app/controllers/projects/registry/tags_controller.rb
@@ -0,0 +1,28 @@
+module Projects
+  module Registry
+    class TagsController < ::Projects::Registry::ApplicationController
+      before_action :authorize_update_container_image!, only: [:destroy]
+
+      def destroy
+        if tag.delete
+          redirect_to project_container_registry_path(@project),
+                      notice: 'Registry tag has been removed successfully!'
+        else
+          redirect_to project_container_registry_path(@project),
+                      alert: 'Failed to remove registry tag!'
+        end
+      end
+
+      private
+
+      def image
+        @image ||= project.container_repositories
+          .find(params[:repository_id])
+      end
+
+      def tag
+        @tag ||= image.tag(params[:id])
+      end
+    end
+  end
+end