Remove optimized_elasticsearch_indexes_project FF

This change removes the optimized_elasticsearch_indexes_project feature
flag.

ee/app/models/ee/application_setting.rb

@@ -136,10 +136,10 @@ module EE
       return false unless elasticsearch_indexing?
       return true unless elasticsearch_limit_indexing?
 
-      return optimized_elasticsearch_indexes_project?(project) unless ::Feature.enabled?(:elasticsearch_indexes_project_cache, default_enabled: true)
+      return elasticsearch_limited_project_exists?(project) unless ::Feature.enabled?(:elasticsearch_indexes_project_cache, default_enabled: true)
 
       ::Gitlab::Elastic::ElasticsearchEnabledCache.fetch(:project, project.id) do
-        optimized_elasticsearch_indexes_project?(project)
+        elasticsearch_limited_project_exists?(project)
       end
     end
 
@@ -298,24 +298,19 @@ module EE
 
     private
 
-    def optimized_elasticsearch_indexes_project?(project)
-      if ::Feature.enabled?(:optimized_elasticsearch_indexes_project, default_enabled: true)
-        indexed_namespaces = ::Gitlab::ObjectHierarchy
-          .new(::Namespace.where(id: project.namespace_id))
-          .base_and_ancestors
-          .joins(:elasticsearch_indexed_namespace)
+    def elasticsearch_limited_project_exists?(project)
+      indexed_namespaces = ::Gitlab::ObjectHierarchy
+        .new(::Namespace.where(id: project.namespace_id))
+        .base_and_ancestors
+        .joins(:elasticsearch_indexed_namespace)
 
-        indexed_namespaces = ::Project.where('EXISTS (?)', indexed_namespaces)
-        indexed_projects = ::Project.where('EXISTS (?)', ElasticsearchIndexedProject.where(project_id: project.id))
+      indexed_namespaces = ::Project.where('EXISTS (?)', indexed_namespaces)
+      indexed_projects = ::Project.where('EXISTS (?)', ElasticsearchIndexedProject.where(project_id: project.id))
 
-        ::Project
-          .from("(SELECT) as projects") # SELECT from "nothing" since the EXISTS queries have all the conditions.
-          .merge(indexed_namespaces.or(indexed_projects))
-          .exists?
-      else
-        # old behavior
-        elasticsearch_limited_projects.exists?(project.id)
-      end
+      ::Project
+        .from("(SELECT) as projects") # SELECT from "nothing" since the EXISTS queries have all the conditions.
+        .merge(indexed_namespaces.or(indexed_projects))
+        .exists?
     end
 
     def resume_elasticsearch_indexing

ee/changelogs/unreleased/216224_remove_optimized_elasticsearch_indexes_project_ff.yml

+---
+title: Remove optimized_elasticsearch_indexes_project feature flag
+merge_request: 33965
+author:
+type: other

ee/spec/models/application_setting_spec.rb

@@ -306,49 +306,31 @@ RSpec.describe ApplicationSetting do
         end
 
         describe '#elasticsearch_indexes_project?' do
-          shared_examples 'examples for #elasticsearch_indexes_project?' do
-            context 'when project is in a subgroup' do
-              let(:root_group) { create(:group) }
-              let(:subgroup) { create(:group, parent: root_group) }
-              let(:project) { create(:project, group: subgroup) }
-
-              before do
-                create(:elasticsearch_indexed_namespace, namespace: root_group)
-              end
-
-              it 'allows project to be indexed' do
-                expect(setting.elasticsearch_indexes_project?(project)).to be(true)
-              end
-            end
-
-            context 'when project is in a namespace' do
-              let(:namespace) { create(:namespace) }
-              let(:project) { create(:project, namespace: namespace) }
-
-              before do
-                create(:elasticsearch_indexed_namespace, namespace: namespace)
-              end
+          context 'when project is in a subgroup' do
+            let(:root_group) { create(:group) }
+            let(:subgroup) { create(:group, parent: root_group) }
+            let(:project) { create(:project, group: subgroup) }
 
-              it 'allows project to be indexed' do
-                expect(setting.elasticsearch_indexes_project?(project)).to be(true)
-              end
-            end
-          end
-
-          context 'when optimized_elasticsearch_indexes_project feature flag is on' do
             before do
-              stub_feature_flags(optimized_elasticsearch_indexes_project: true)
+              create(:elasticsearch_indexed_namespace, namespace: root_group)
             end
 
-            include_examples 'examples for #elasticsearch_indexes_project?'
+            it 'allows project to be indexed' do
+              expect(setting.elasticsearch_indexes_project?(project)).to be(true)
+            end
           end
 
-          context 'when optimized_elasticsearch_indexes_project feature flag is off' do
+          context 'when project is in a namespace' do
+            let(:namespace) { create(:namespace) }
+            let(:project) { create(:project, namespace: namespace) }
+
             before do
-              stub_feature_flags(optimized_elasticsearch_indexes_project: false)
+              create(:elasticsearch_indexed_namespace, namespace: namespace)
             end
 
-            include_examples 'examples for #elasticsearch_indexes_project?'
+            it 'allows project to be indexed' do
+              expect(setting.elasticsearch_indexes_project?(project)).to be(true)
+            end
           end
         end
       end