Add option to enable promo feature on GitLab.com

Remove ANY_PLAN_FEATURES implementation for CI/CD functionality
and replace them with a feature flag approach

doc/development/licensed_feature_availability.md

@@ -35,3 +35,7 @@ the instance license.
 ```ruby
 License.feature_available?(:feature_symbol)
 ```
+
+## Enabling promo features on GitLab.com
+
+A paid feature can be made available to everyone on GitLab.com by enabling the feature flag `"promo_#{feature}"`.

ee/app/models/license.rb

@@ -187,13 +187,6 @@ class License < ApplicationRecord
     'GitLab_ServiceDesk' => :service_desk
   }.freeze
 
-  # Features added here are available for all namespaces.
-  ANY_PLAN_FEATURES = %i[
-    ci_cd_projects
-    github_project_service_integration
-    repository_mirrors
-  ].freeze
-
   # Global features that cannot be restricted to only a subset of projects or namespaces.
   # Use `License.feature_available?(:feature)` to check if these features are available.
   # For all other features, use `project.feature_available?` or `namespace.feature_available?` when possible.
@@ -299,9 +292,7 @@ class License < ApplicationRecord
     end
 
     def promo_feature_available?(feature)
-      return false unless ::Feature.enabled?(:free_period_for_pull_mirroring, default_enabled: true)
-
-      ANY_PLAN_FEATURES.include?(feature)
+      ::Feature.enabled?("promo_#{feature}", default_enabled: false)
     end
 
     def history

ee/app/workers/update_all_mirrors_worker.rb

@@ -142,7 +142,6 @@ class UpdateAllMirrorsWorker # rubocop:disable Scalability/IdempotentWorker
   end
 
   def check_mirror_plans_in_query?
-    ::Gitlab::CurrentSettings.should_check_namespace_plan? &&
-      !::Feature.enabled?(:free_period_for_pull_mirroring, default_enabled: true)
+    ::Gitlab::CurrentSettings.should_check_namespace_plan?
   end
 end

ee/spec/models/ee/namespace_spec.rb

@@ -310,6 +310,7 @@ describe Namespace do
 
       before do
         stub_application_setting_on_object(group, should_check_namespace_plan: true)
+        stub_feature_flags(promo_ci_cd_projects: true)
       end
 
       it 'returns true when the feature is available globally' do

ee/spec/models/license_spec.rb

@@ -831,28 +831,22 @@ describe License do
   end
 
   describe '#promo_feature_available?' do
-    subject { described_class.promo_feature_available?(feature) }
+    subject { described_class.promo_feature_available?(:container_scanning) }
 
-    shared_examples 'CI CD trial features' do |status|
+    context 'with promo_container_scanning disabled' do
       before do
-        stub_feature_flags(free_period_for_pull_mirroring: status)
+        stub_feature_flags(promo_container_scanning: false)
       end
 
-      License::ANY_PLAN_FEATURES.each do |feature_name|
-        context "with #{feature_name}" do
-          let(:feature) { feature_name }
-
-          it { is_expected.to eq(status) }
-        end
-      end
+      it { is_expected.to be_falsey }
     end
 
-    context 'with free_period_for_pull_mirroring enabled' do
-      it_behaves_like 'CI CD trial features', true
+    context 'with promo_container_scanning enabled' do
+      before do
+        stub_feature_flags(promo_container_scanning: true)
       end
 
-    context 'with free_period_for_pull_mirroring disabled' do
-      it_behaves_like 'CI CD trial features', false
+      it { is_expected.to be_truthy }
     end
   end
 

ee/spec/models/project_spec.rb

@@ -670,9 +670,9 @@ describe Project do
       end
 
       License::EEU_FEATURES.each do |feature_sym|
+        context feature_sym.to_s do
           let(:feature) { feature_sym }
 
-        context feature_sym.to_s do
           unless License::GLOBAL_FEATURES.include?(feature_sym)
             context "checking #{feature_sym} availability both on Global and Namespace license" do
               let(:check_namespace_plan) { true }
@@ -729,6 +729,17 @@ describe Project do
                   is_expected.to eq(false)
                 end
               end
+
+              context 'with promo feature flag' do
+                let(:allowed_on_global_license) { true }
+
+                before do
+                  project.clear_memoization(:licensed_feature_available)
+                  stub_feature_flags("promo_#{feature}" => true)
+                end
+
+                it { is_expected.to be_truthy }
+              end
             end
           end
 

ee/spec/services/projects/create_service_spec.rb

@@ -132,7 +132,6 @@ describe Projects::CreateService, '#execute' do
 
       context 'with checks on the namespace' do
         before do
-          stub_const('License::ANY_PLAN_FEATURES', [])
           enable_namespace_license_check!
         end
 

ee/spec/workers/update_all_mirrors_worker_spec.rb

@@ -145,10 +145,6 @@ describe UpdateAllMirrorsWorker do
         project
       end
 
-      before do
-        stub_feature_flags(free_period_for_pull_mirroring: false)
-      end
-
       let_it_be(:project1) { scheduled_mirror(at: 8.weeks.ago) }
       let_it_be(:project2) { scheduled_mirror(at: 7.weeks.ago) }
 
@@ -188,9 +184,9 @@ describe UpdateAllMirrorsWorker do
 
       let(:unlicensed_projects) { [unlicensed_project1, unlicensed_project2, unlicensed_project3, unlicensed_project4] }
 
-      context 'after the free period for pull mirroring' do
+      context 'when using SQL to filter projects' do
         before do
-          stub_feature_flags(free_period_for_pull_mirroring: false)
+          allow(subject).to receive(:check_mirror_plans_in_query?).and_return(true)
         end
 
         context 'when capacity is in excess' do
@@ -216,8 +212,7 @@ describe UpdateAllMirrorsWorker do
 
       context 'when checking licenses on each record individually' do
         before do
-          stub_feature_flags(free_period_for_pull_mirroring: true)
-          stub_const('License::ANY_PLAN_FEATURES', [])
+          allow(subject).to receive(:check_mirror_plans_in_query?).and_return(false)
         end
 
         context 'when capacity is in excess' do
@@ -247,7 +242,7 @@ describe UpdateAllMirrorsWorker do
           end
         end
 
-        context 'when capacity is exacly sufficient' do
+        context 'when capacity is exactly sufficient' do
           it "schedules all available mirrors" do
             schedule_mirrors!(capacity: 3)
 

spec/spec_helper.rb

@@ -199,6 +199,10 @@ RSpec.configure do |config|
     stub_feature_flags(vue_issuable_sidebar: false)
     stub_feature_flags(vue_issuable_epic_sidebar: false)
 
+    allow(Feature).to receive(:enabled?)
+      .with(/\Apromo_\w+\z/, default_enabled: false)
+      .and_return(false)
+
     # Stub these calls due to being expensive operations
     # It can be reenabled for specific tests via:
     #