Source code for ceilometer.middleware

#
# Copyright 2013 eNovance
#
# 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.notification')
cfg.CONF.import_opt('neutron_control_exchange',
                    'ceilometer.network.notifications')
cfg.CONF.import_opt('cinder_control_exchange',
                    'ceilometer.notification')

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)


[docs]class HTTPRequest(plugin_base.NotificationBase, plugin_base.NonMetricNotificationBase): event_types = ['http.request']
[docs] def get_targets(self, 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 self.get_notification_topics(conf) for exchange in conf.http_control_exchanges]
[docs] 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)
[docs]class HTTPResponse(HTTPRequest): event_types = ['http.response']

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