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# 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'
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
def get_targets(conf):
"""Return a sequence of oslo.messaging.Target 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]
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)
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