added in log_notifier for easier debugging

nova/notifier/log_notifier.py

@@ -0,0 +1,33 @@
+# Copyright 2011 OpenStack LLC.
+# 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.
+
+import json
+
+from nova import flags
+from nova import log as logging
+
+FLAGS = flags.FLAGS
+
+class LogNotifier(object):
+    """ log notifications using nova's default logging system """
+
+    def notify(self, payload):
+        """Notifies the recipient of the desired event given the model"""
+        priority = payload.get('priority',
+                               FLAGS.default_notification_level)
+        priority = priority.lower()
+        logger = logging.getLogger('nova.notification.%s' % payload['event_type'])
+        getattr(logger, priority)(json.dumps(payload))
+