ceilometer/ceilometer/data_processing/notifications.py

72 lines
2.1 KiB
Python

# Copyright (c) 2014 Mirantis Inc.
#
# 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 oslo.config import cfg
import oslo.messaging
from ceilometer.agent import plugin_base
from ceilometer import sample
OPTS = [
cfg.StrOpt('sahara_control_exchange',
default='sahara',
help="Exchange name for Data Processing notifications."),
]
cfg.CONF.register_opts(OPTS)
SERVICE = 'sahara'
class DataProcessing(plugin_base.NotificationBase):
resource_name = '%s.cluster' % SERVICE
@property
def event_types(self):
return [
'%s.create' % self.resource_name,
'%s.update' % self.resource_name,
'%s.delete' % self.resource_name,
]
@staticmethod
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.sahara_control_exchange)
for topic in conf.notification_topics]
def process_notification(self, message):
name = message['event_type'].replace(self.resource_name, 'cluster')
project_id = message['payload']['project_id']
user_id = message['_context_user_id']
yield sample.Sample.from_notification(
name=name,
type=sample.TYPE_DELTA,
unit='cluster',
volume=1,
resource_id=message['payload']['cluster_id'],
user_id=user_id,
project_id=project_id,
message=message)