3bce0da4cd
The definition of the control_exchange option was commented out in openstack.common.rpc because each application needs to set its own default. Adding the value here puts ceilometer on the "ceilometer" exchange, just as the other OpenStack projects are on their own project-specific exchange. Change-Id: If420422f0c65f6c579827c59504c936bc7c926a8 Signed-off-by: Doug Hellmann <doug.hellmann@dreamhost.com>
63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2012 New Dream Network, LLC (DreamHost)
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#
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# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Publish a counter using the preferred RPC mechanism.
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"""
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from ceilometer.openstack.common import cfg
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from ceilometer.openstack.common import log
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from ceilometer.openstack.common import rpc
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from ceilometer import meter
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LOG = log.getLogger(__name__)
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PUBLISH_OPTS = [
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cfg.StrOpt('metering_topic',
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default='metering',
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help='the topic ceilometer uses for metering messages',
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),
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cfg.StrOpt('control_exchange',
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default='ceilometer',
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help='AMQP exchange to connect to if using RabbitMQ or Qpid'),
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]
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def register_opts(config):
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"""Register the options for publishing metering messages.
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"""
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config.register_opts(PUBLISH_OPTS)
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register_opts(cfg.CONF)
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def publish_counter(context, counter, topic, secret):
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"""Send a metering message for the data represented by the counter.
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:param context: Execution context from the service or RPC call
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:param counter: ceilometer.counter.Counter instance
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"""
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msg = {
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'method': 'record_metering_data',
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'version': '1.0',
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'args': {'data': meter.meter_message_from_counter(counter, secret),
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},
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}
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LOG.debug('PUBLISH: %s', str(msg))
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rpc.cast(context, topic, msg)
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rpc.cast(context, topic + '.' + counter.name, msg)
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