1 files changed, 28 insertions, 0 deletions
diff --git a/taskflow/locks/drivers/file.py b/taskflow/locks/drivers/file.py
new file mode 100644
index 0000000..214332b
--- /dev/null
+++ b/taskflow/locks/drivers/file.py
@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+#    Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from nova.workflow.locks import api
+
+
+class Lock(api.Lock):
+    pass
+
+
+class LockProvider(api.LockProvider):
+    def provide(self, resource_uri, blocking=True):
+        return Lock(resource_uri, blocking)