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# 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 nova.context
from nova import flags
from nova import log as logging
from nova.openstack.common import cfg
from nova.openstack.common import rpc
LOG = logging.getLogger(__name__)
notification_topic_opt = cfg.ListOpt('notification_topics',
default=['notifications', ],
help='AMQP topic used for Nova notifications')
FLAGS = flags.FLAGS
FLAGS.register_opt(notification_topic_opt)
def notify(context, message):
"""Sends a notification to the RabbitMQ"""
if not context:
context = nova.context.get_admin_context()
priority = message.get('priority',
FLAGS.default_notification_level)
priority = priority.lower()
for topic in FLAGS.notification_topics:
topic = '%s.%s' % (topic, priority)
try:
rpc.notify(context, topic, message)
except Exception, e:
LOG.exception(_("Could not send notification to %(topic)s. "
"Payload=%(message)s"), locals())
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