Retry pipelines in the background

Changelog: changed

app/controllers/projects/pipelines_controller.rb

@@ -176,11 +176,7 @@ class Projects::PipelinesController < Projects::ApplicationController
   end
 
   def retry
-    if Gitlab::Ci::Features.background_pipeline_retry_endpoint?(@project)
     ::Ci::RetryPipelineWorker.perform_async(pipeline.id, current_user.id) # rubocop:disable CodeReuse/Worker
-    else
-      pipeline.retry_failed(current_user)
-    end
 
     respond_to do |format|
       format.html do

config/feature_flags/development/background_pipeline_retry_endpoint.yml

----
-name: background_pipeline_retry_endpoint
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61270
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/330915
-milestone: '13.12'
-type: development
-group: group::pipeline authoring
-default_enabled: false

lib/gitlab/ci/features.rb

@@ -41,10 +41,6 @@ module Gitlab
       def self.gldropdown_tags_enabled?
         ::Feature.enabled?(:gldropdown_tags, default_enabled: :yaml)
       end
-
-      def self.background_pipeline_retry_endpoint?(project)
-        ::Feature.enabled?(:background_pipeline_retry_endpoint, project)
-      end
     end
   end
 end

spec/controllers/projects/pipelines_controller_spec.rb

@@ -878,19 +878,6 @@ RSpec.describe Projects::PipelinesController do
       expect(::Ci::RetryPipelineWorker).to have_received(:perform_async).with(pipeline.id, user.id)
     end
 
-    context 'when feature flag is disabled' do
-      before do
-        stub_feature_flags(background_pipeline_retry_endpoint: false)
-      end
-
-      it 'retries the pipeline without returning any content' do
-        post_retry
-
-        expect(response).to have_gitlab_http_status(:no_content)
-        expect(build.reload).to be_retried
-      end
-    end
-
     context 'when builds are disabled' do
       let(:feature) { ProjectFeature::DISABLED }