3340461656
With multiple publisher support, change meter publish to utilize this framework. for bp multi-publisher Change-Id: I6c2cba15ebadd3dabfb99296fab060cae23d3cf7 Signed-off-by: Yunhong, Jiang <yunhong.jiang@intel.com>
56 lines
1.9 KiB
Python
56 lines
1.9 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2013 Julien Danjou
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#
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# Author: Julien Danjou <julien@danjou.info>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from stevedore import dispatch
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from ceilometer.openstack.common import cfg
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from ceilometer.openstack.common import log
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from ceilometer import pipeline
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LOG = log.getLogger(__name__)
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class AgentManager(object):
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def __init__(self, extension_manager):
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publisher_manager = dispatch.NameDispatchExtensionManager(
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namespace=pipeline.PUBLISHER_NAMESPACE,
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check_func=lambda x: True,
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invoke_on_load=True,
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)
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self.pipeline_manager = pipeline.setup_pipeline(publisher_manager)
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self.pollster_manager = extension_manager
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def publish_counters_from_one_pollster(self, ext, manager, context,
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*args, **kwargs):
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"""Used to invoke the plugins loaded by the ExtensionManager.
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"""
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try:
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LOG.info('Polling %s', ext.name)
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for c in ext.obj.get_counters(manager, *args, **kwargs):
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LOG.debug('Publishing counter: %s', c)
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manager.pipeline_manager.publish_counter(
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context, c,
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cfg.CONF.counter_source)
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except Exception as err:
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LOG.warning('Continuing after error from %s: %s',
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ext.name, err)
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LOG.exception(err)
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