aodh/ceilometer/agent.py
Julien Danjou 426540ecc8 Factorize agent code
There was some code duplication between the central and compute agent around
their managers, so let's factorize that.

Change-Id: I90514e7591833254145ceab366ad5a0d03d8f228
Signed-off-by: Julien Danjou <julien@danjou.info>
2013-01-30 18:17:16 +01:00

48 lines
1.7 KiB
Python

# -*- encoding: utf-8 -*-
#
# Copyright © 2013 Julien Danjou
#
# 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 ceilometer import publish
from ceilometer.openstack.common import cfg
from ceilometer.openstack.common import log
LOG = log.getLogger(__name__)
class AgentManager(object):
def __init__(self, extension_manager):
self.ext_manager = extension_manager
def publish_counters_from_one_pollster(self, ext, manager, context,
*args, **kwargs):
"""Used to invoke the plugins loaded by the ExtensionManager.
"""
try:
LOG.info('Polling %s', ext.name)
for c in ext.obj.get_counters(manager, *args, **kwargs):
LOG.debug('Publishing counter: %s', c)
publish.publish_counter(context, c,
cfg.CONF.metering_topic,
cfg.CONF.metering_secret,
cfg.CONF.counter_source,
)
except Exception as err:
LOG.warning('Continuing after error from %s: %s',
ext.name, err)
LOG.exception(err)