00531f9de0
This will make sure we don't lose any metadata information from notifications into the Counter/samples we publish. This is part of fixing bug #1187833 and bug #1187843 Change-Id: I315581907be1dcec33f43a5d5fd7b7876a7889f6 Signed-off-by: Julien Danjou <julien@danjou.info>
84 lines
2.5 KiB
Python
84 lines
2.5 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: Julien Danjou <julien@danjou.info>
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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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"""Converters for producing volume counter messages from cinder notification
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events.
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"""
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from oslo.config import cfg
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from ceilometer import counter
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from ceilometer import plugin
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OPTS = [
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cfg.StrOpt('cinder_control_exchange',
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default='cinder',
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help="Exchange name for Cinder notifications"),
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]
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cfg.CONF.register_opts(OPTS)
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class _Base(plugin.NotificationBase):
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"""Convert volume notifications into Counters."""
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@staticmethod
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def get_exchange_topics(conf):
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"""Return a sequence of ExchangeTopics defining the exchange and
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topics to be connected for this plugin.
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"""
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return [
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plugin.ExchangeTopics(
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exchange=conf.cinder_control_exchange,
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topics=set(topic + ".info"
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for topic in conf.notification_topics)),
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]
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@staticmethod
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def get_event_types():
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return ['volume.exists',
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'volume.create.end',
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'volume.delete.start']
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class Volume(_Base):
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def process_notification(self, message):
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yield counter.Counter.from_notification(
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name='volume',
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type=counter.TYPE_GAUGE,
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unit='volume',
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volume=1,
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user_id=message['payload']['user_id'],
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project_id=message['payload']['tenant_id'],
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resource_id=message['payload']['volume_id'],
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message=message)
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class VolumeSize(_Base):
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def process_notification(self, message):
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yield counter.Counter.from_notification(
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name='volume.size',
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type=counter.TYPE_GAUGE,
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unit='GB',
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volume=message['payload']['size'],
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user_id=message['payload']['user_id'],
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project_id=message['payload']['tenant_id'],
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resource_id=message['payload']['volume_id'],
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message=message)
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