aa842c26ac
This allows to specify any amount of configuration option for each publisher in each pipeline. UDP is the first to use this to possibly publish to differents (host, port). Blueprint: pipeline-publisher-url Change-Id: I6a6f53ff438395c7bbbafad30efe097e1e01e1c6 Signed-off-by: Julien Danjou <julien@danjou.info>
65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2013 eNovance
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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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"""Publish a counter using an UDP mechanism
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"""
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from ceilometer import publisher
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from ceilometer.openstack.common import log
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from ceilometer.openstack.common import network_utils
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from ceilometer.openstack.common.gettextutils import _
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import msgpack
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import socket
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from oslo.config import cfg
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cfg.CONF.import_opt('udp_port', 'ceilometer.collector.service',
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group='collector')
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LOG = log.getLogger(__name__)
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class UDPPublisher(publisher.PublisherBase):
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def __init__(self, parsed_url):
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self.host, self.port = network_utils.parse_host_port(
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parsed_url.netloc,
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default_port=cfg.CONF.collector.udp_port)
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self.socket = socket.socket(socket.AF_INET,
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socket.SOCK_DGRAM)
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def publish_counters(self, context, counters, source):
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"""Send a metering message for publishing
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:param context: Execution context from the service or RPC call
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:param counter: Counter from pipeline after transformation
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:param source: counter source
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"""
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for counter in counters:
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msg = counter._asdict()
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msg['source'] = source
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host = self.host
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port = self.port
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LOG.debug(_("Publishing counter %(msg)s over "
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"UDP to %(host)s:%(port)d") % locals())
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try:
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self.socket.sendto(msgpack.dumps(msg),
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(self.host, self.port))
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except Exception as e:
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LOG.warn(_("Unable to send counter over UDP"))
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LOG.exception(e)
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