1 files changed, 48 insertions, 0 deletions
diff --git a/app/services/clusters/gcp/verify_provision_status_service.rb b/app/services/clusters/gcp/verify_provision_status_service.rb
new file mode 100644
index 00000000000..bc33756f27c
--- /dev/null
+++ b/app/services/clusters/gcp/verify_provision_status_service.rb
@@ -0,0 +1,48 @@
+module Clusters
+  module Gcp
+    class VerifyProvisionStatusService
+      attr_reader :provider
+
+      INITIAL_INTERVAL = 2.minutes
+      EAGER_INTERVAL = 10.seconds
+      TIMEOUT = 20.minutes
+
+      def execute(provider)
+        @provider = provider
+
+        request_operation do |operation|
+          case operation.status
+          when 'PENDING', 'RUNNING'
+            continue_creation(operation)
+          when 'DONE'
+            finalize_creation
+          else
+            return provider.make_errored!("Unexpected operation status; #{operation.status} #{operation.status_message}")
+          end
+        end
+      end
+
+      private
+
+      def continue_creation(operation)
+        if elapsed_time_from_creation(operation) < TIMEOUT
+          WaitForClusterCreationWorker.perform_in(EAGER_INTERVAL, provider.cluster_id)
+        else
+          provider.make_errored!("Cluster creation time exceeds timeout; #{TIMEOUT}")
+        end
+      end
+
+      def elapsed_time_from_creation(operation)
+        Time.now.utc - operation.start_time.to_time.utc
+      end
+
+      def finalize_creation
+        Clusters::Gcp::FinalizeCreationService.new.execute(provider)
+      end
+
+      def request_operation(&blk)
+        Clusters::Gcp::FetchOperationService.new.execute(provider, &blk)
+      end
+    end
+  end
+end