Merge branch 'dz-project-list-cache-key' into 'master'

Improve project list cache key

Closes #31863

See merge request !11325

app/helpers/projects_helper.rb

@@ -157,7 +157,15 @@ module ProjectsHelper
   end
 
   def project_list_cache_key(project)
-    key = [project.namespace.cache_key, project.cache_key, controller.controller_name, controller.action_name, current_application_settings.cache_key, 'v2.4']
+    key = [
+      project.route.cache_key,
+      project.cache_key,
+      controller.controller_name,
+      controller.action_name,
+      current_application_settings.cache_key,
+      'v2.4'
+    ]
+
     key << pipeline_status_cache_key(project.pipeline_status) if project.pipeline_status.has_status?
 
     key

app/models/route.rb

@@ -35,7 +35,7 @@ class Route < ActiveRecord::Base
         old_path = route.path
 
         # Callbacks must be run manually
-        route.update_columns(attributes)
+        route.update_columns(attributes.merge(updated_at: Time.now))
 
         # We are not calling route.delete_conflicting_redirects here, in hopes
         # of avoiding deadlocks. The parent (self, in this method) already

changelogs/unreleased/dz-project-list-cache-key.yml

+---
+title: Use route.cache_key for project list cache key
+merge_request: 11325
+author:

spec/helpers/projects_helper_spec.rb

@@ -66,8 +66,8 @@ describe ProjectsHelper do
   describe "#project_list_cache_key", redis: true do
     let(:project) { create(:project) }
 
-    it "includes the namespace" do
-      expect(helper.project_list_cache_key(project)).to include(project.namespace.cache_key)
+    it "includes the route" do
+      expect(helper.project_list_cache_key(project)).to include(project.route.cache_key)
     end
 
     it "includes the project" do