deb-ceilometer/ceilometer/middleware.py
Dina Belova 68df2bb9dc Move central agent code to the polling agent module
That's the preparation for further compute and central agents
merge

Partially-Implements-Blueprint: merge-compute-central-agents

Change-Id: If5f151ab7d30c9711929f6dcade553fdca09ab67
2014-12-12 20:55:15 +03:00

74 lines
2.6 KiB
Python

#
# Copyright 2013 eNovance
#
# Author: Julien Danjou <julien@danjou.info>
#
# 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
cfg.CONF.import_opt('nova_control_exchange',
'ceilometer.compute.notifications')
cfg.CONF.import_opt('glance_control_exchange',
'ceilometer.image.notifications')
cfg.CONF.import_opt('neutron_control_exchange',
'ceilometer.network.notifications')
cfg.CONF.import_opt('cinder_control_exchange',
'ceilometer.volume.notifications')
OPTS = [
cfg.MultiStrOpt('http_control_exchanges',
default=[cfg.CONF.nova_control_exchange,
cfg.CONF.glance_control_exchange,
cfg.CONF.neutron_control_exchange,
cfg.CONF.cinder_control_exchange],
help="Exchanges name to listen for notifications."),
]
cfg.CONF.register_opts(OPTS)
class HTTPRequest(plugin_base.NotificationBase):
event_types = ['http.request']
@staticmethod
def get_targets(conf):
"""Return a sequence of oslo.messaging.Target
This sequence is defining the exchange and topics to be connected for
this plugin.
"""
return [oslo.messaging.Target(topic=topic, exchange=exchange)
for topic in conf.notification_topics
for exchange in conf.http_control_exchanges]
def process_notification(self, message):
yield sample.Sample.from_notification(
name=message['event_type'],
type=sample.TYPE_DELTA,
volume=1,
unit=message['event_type'].split('.')[1],
user_id=message['payload']['request'].get('HTTP_X_USER_ID'),
project_id=message['payload']['request'].get('HTTP_X_PROJECT_ID'),
resource_id=message['payload']['request'].get(
'HTTP_X_SERVICE_NAME'),
message=message)
class HTTPResponse(HTTPRequest):
event_types = ['http.response']