Source code for ceilometer.orchestration.notifications

# Author: Swann Croiset <swann.croiset@bull.net>
#
# 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.
"""Handler for producing orchestration metering from Heat notification
   events.
"""

from oslo.config import cfg
import oslo.messaging

from ceilometer import plugin
from ceilometer import sample


OPTS = [
    cfg.StrOpt('heat_control_exchange',
               default='heat',
               help="Exchange name for Heat notifications"),
]

cfg.CONF.register_opts(OPTS)
SERVICE = 'orchestration'


[docs]class StackCRUD(plugin.NotificationBase): resource_name = '%s.stack' % SERVICE @property def event_types(self): return [ '%s.create.end' % self.resource_name, '%s.update.end' % self.resource_name, '%s.delete.end' % self.resource_name, '%s.resume.end' % self.resource_name, '%s.suspend.end' % self.resource_name, ] @staticmethod
[docs] def get_targets(conf): """Return a sequence of oslo.messaging.Target It is defining the exchange and topics to be connected for this plugin. """ return [oslo.messaging.Target(topic=topic, exchange=conf.heat_control_exchange) for topic in conf.notification_topics]
[docs] def process_notification(self, message): name = (message['event_type'].replace(self.resource_name, 'stack') .replace('.end', '')) project_id = message['payload']['tenant_id'] # Trying to use the trustor_id if trusts is used by Heat, user_id = (message.get('_context_trustor_user_id') or message['_context_user_id']) yield sample.Sample.from_notification( name=name, type=sample.TYPE_DELTA, unit='stack', volume=1, resource_id=message['payload']['stack_identity'], user_id=user_id, project_id=project_id, message=message)