Use nova.service, add a manager class

Change-Id: I76e2b7123c206082f1fca72f94433dac58b72391
Signed-off-by: Julien Danjou <julien.danjou@enovance.com>
This commit is contained in:
Julien Danjou 2012-05-10 16:41:41 +02:00
parent 886485c468
commit 6393825cf6
3 changed files with 58 additions and 16 deletions

@ -17,23 +17,23 @@
# License for the specific language governing permissions and limitations
# under the License.
def consumer(msg):
# XXX This should resend message to some bus for data collection
pass
import eventlet
eventlet.monkey_patch()
import sys
from nova import flags
from nova import log as logging
from nova import service
from nova import utils
if __name__ == '__main__':
import sys
from nova import flags
# Import rabbit_notifier to register notification_topics flag
import nova.notifier.rabbit_notifier
utils.default_flagfile()
flags.FLAGS(sys.argv)
from ceilometer.rpc import Connection
connection = Connection(flags.FLAGS)
connection.create_consumer("%s.info" % flags.FLAGS.notification_topics[0],
consumer, fanout=False)
while True:
connection.consume()
logging.setup()
utils.monkey_patch()
server = service.Service.create(binary='ceilometer-nova-instance',
topic='ceilometer',
manager='ceilometer.nova.manager.InstanceManager')
service.serve(server)
service.wait()

@ -0,0 +1,42 @@
# -*- encoding: utf-8 -*-
#
# Copyright © 2012 eNovance <licensing@enovance.com>
#
# Author: Julien Danjou <julien@danjou.info>
#
# 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 import log as logging
from nova import manager
from nova import flags
# Import rabbit_notifier to register notification_topics flag
import nova.notifier.rabbit_notifier
from ceilometer import rpc
FLAGS = flags.FLAGS
LOG = logging.getLogger(__name__)
class InstanceManager(manager.Manager):
def init_host(self):
self.connection = rpc.Connection(flags.FLAGS)
self.connection.declare_topic_consumer(
topic='%s.info' % flags.FLAGS.notification_topics[0],
callback=self._on_notification)
self.connection.consume_in_thread()
def _on_notification(self, body):
event_type = body.get('event_type')
LOG.info('NOTIFICATION: %s', event_type)