Rename to ClusterProvisionWorker and CreateGkeClusterService.new.execute

app/services/ci/create_cluster_service.rb

@@ -7,7 +7,7 @@ module Ci
         params.merge(user: current_user,
                      status: Gcp::Cluster.statuses[:scheduled],
                      gcp_token: access_token)).tap do |cluster|
-        ClusterCreationWorker.perform_async(cluster.id) if cluster.persisted?
+        ClusterProvisionWorker.perform_async(cluster.id) if cluster.persisted?
       end
     end
   end

app/services/ci/create_gke_cluster_service.rb → app/services/ci/provision_cluster_service.rb

 module Ci
-  class CreateGkeClusterService
+  class ProvisionClusterService
     def execute(cluster)
       api_client =
         GoogleApi::CloudPlatform::Client.new(cluster.gcp_token, nil)
@@ -20,13 +20,13 @@ module Ci
         return cluster.errored!("Operation status is unexpected; #{operation.status_message}")
       end
 
-      operation_id = api_client.parse_operation_id(operation.self_link)
+      cluster.gcp_operation_id = api_client.parse_operation_id(operation.self_link)
 
-      unless operation_id
+      unless cluster.gcp_operation_id
         return cluster.errored!('Can not find operation_id from self_link')
       end
 
-      if cluster.creating!(operation_id)
+      if cluster.creating
         WaitForClusterCreationWorker.perform_in(
           WaitForClusterCreationWorker::INITIAL_INTERVAL, cluster.id)
       else

app/workers/cluster_creation_worker.rb → app/workers/cluster_provision_worker.rb

-class ClusterCreationWorker
+class ClusterProvisionWorker
   include Sidekiq::Worker
   include ClusterQueue
 
   def perform(cluster_id)
     Gcp::Cluster.find_by_id(cluster_id).try do |cluster|
-      Ci::CreateGkeClusterService.new.execute(cluster)
+      Ci::ProvisionClusterService.new.execute(cluster)
     end
   end
 end