/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/zmq_driver/server/zmq_server.py is in python-oslo.messaging 4.6.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | # Copyright 2015 Mirantis, Inc.
#
# 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.
import copy
import logging
from oslo_messaging._drivers import base
from oslo_messaging._drivers.zmq_driver.server.consumers\
import zmq_pull_consumer
from oslo_messaging._drivers.zmq_driver.server.consumers\
import zmq_router_consumer
from oslo_messaging._drivers.zmq_driver.server.consumers\
import zmq_sub_consumer
from oslo_messaging._drivers.zmq_driver import zmq_async
from oslo_messaging._i18n import _LI
LOG = logging.getLogger(__name__)
zmq = zmq_async.import_zmq()
class ZmqServer(base.Listener):
def __init__(self, driver, conf, matchmaker=None):
super(ZmqServer, self).__init__()
self.driver = driver
self.conf = conf
self.matchmaker = matchmaker
self.poller = zmq_async.get_poller()
self.router_consumer = zmq_router_consumer.RouterConsumer(
conf, self.poller, self)
self.pull_consumer = zmq_pull_consumer.PullConsumer(
conf, self.poller, self)
self.sub_consumer = zmq_sub_consumer.SubConsumer(
conf, self.poller, self) if conf.use_pub_sub else None
self.notify_consumer = self.sub_consumer if conf.use_pub_sub \
else self.router_consumer
self.consumers = [self.router_consumer, self.pull_consumer]
if self.sub_consumer:
self.consumers.append(self.sub_consumer)
@base.batch_poll_helper
def poll(self, timeout=None):
message, socket = self.poller.poll(
timeout or self.conf.rpc_poll_timeout)
return message
def stop(self):
consumer = self.router_consumer
LOG.info(_LI("Stop server %(address)s:%(port)s"),
{'address': consumer.address, 'port': consumer.port})
def cleanup(self):
self.poller.close()
for consumer in self.consumers:
consumer.cleanup()
def listen(self, target):
self.router_consumer.listen(target)
self.pull_consumer.listen(target)
if self.sub_consumer:
self.sub_consumer.listen(target)
def listen_notification(self, targets_and_priorities):
consumer = self.notify_consumer
for target, priority in targets_and_priorities:
t = copy.deepcopy(target)
t.topic = target.topic + '.' + priority
consumer.listen(t)
|