Update Runners in a Service

app/services/ci/update_build_queue_service.rb

+module Ci
+  class UpdateBuildQueueService < BaseService
+
+    def execute(build)
+      build.project.runners.select do |runner|
+        if runner.can_pick?(build)
+          runner.tick_update
+        end
+      end
+    end
+  end
+end

app/workers/build_queue_worker.rb

@@ -4,22 +4,8 @@ class BuildQueueWorker
 
   def perform(build_id)
     Ci::Build.find_by(id: build_id).try do |build|
-      build.project.runners.select do |runner|
-        if runner.can_pick?(build)
-          # Inject last_update into Redis
-          Gitlab::Redis.with do |redis|
-            new_update = Time.new.inspect
-            redis.set(runner_redis_key(runner), new_update, ex: 60.minutes)
-          end
-        end
-      end
+      UpdateBuildQueueService.new(build)
     end
   end
 
-  private
-
-  def runner_redis_key(runner)
-    "#{runner.token}_#{runner.tag_list}"
-  end
-
 end