a7dfb05eed
Fix the single occurrence in ceilometer alongway. Change-Id: Ie55e9dd3fb479a7b623566432fc2e375482ceeca
84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
# -*- encoding: utf-8 -*-
|
|
#
|
|
# 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.
|
|
"""Publish a counter using an UDP mechanism
|
|
"""
|
|
|
|
from ceilometer import publisher
|
|
from ceilometer.openstack.common import log
|
|
from ceilometer.openstack.common.gettextutils import _
|
|
from oslo.config import cfg
|
|
import msgpack
|
|
import socket
|
|
|
|
LOG = log.getLogger(__name__)
|
|
|
|
UDP_PUBLISH_GROUP = cfg.OptGroup(name='publisher_udp',
|
|
title='Options for UDP publisher')
|
|
|
|
UDP_PUBLISH_OPTS = [
|
|
cfg.StrOpt('host',
|
|
default="localhost",
|
|
help='The host target to publish metering records to.',
|
|
),
|
|
cfg.IntOpt('port',
|
|
default=4952,
|
|
help='The port to send UDP meters to.',
|
|
),
|
|
]
|
|
|
|
|
|
def register_opts(config):
|
|
"""Register the options for publishing UDP messages.
|
|
"""
|
|
config.register_group(UDP_PUBLISH_GROUP)
|
|
config.register_opts(UDP_PUBLISH_OPTS,
|
|
group=UDP_PUBLISH_GROUP)
|
|
|
|
|
|
register_opts(cfg.CONF)
|
|
|
|
|
|
class UDPPublisher(publisher.PublisherBase):
|
|
|
|
def __init__(self):
|
|
self.socket = socket.socket(socket.AF_INET,
|
|
socket.SOCK_DGRAM)
|
|
|
|
def publish_counters(self, context, counters, source):
|
|
"""Send a metering message for publishing
|
|
|
|
:param context: Execution context from the service or RPC call
|
|
:param counter: Counter from pipeline after transformation
|
|
:param source: counter source
|
|
"""
|
|
|
|
for counter in counters:
|
|
msg = counter._asdict()
|
|
msg['source'] = source
|
|
host = cfg.CONF.publisher_udp.host
|
|
port = cfg.CONF.publisher_udp.port
|
|
LOG.debug(_("Publishing counter %(msg)s over "
|
|
"UDP to %(host)s:%(port)d") % locals())
|
|
try:
|
|
self.socket.sendto(msgpack.dumps(msg),
|
|
(cfg.CONF.publisher_udp.host,
|
|
cfg.CONF.publisher_udp.port))
|
|
except Exception as e:
|
|
LOG.warn(_("Unable to send counter over UDP"))
|
|
LOG.exception(e)
|