60 lines
2.3 KiB
Python
60 lines
2.3 KiB
Python
# Copyright 2016 Mirantis, Inc.
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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 oslo_messaging._drivers.zmq_driver.proxy.central \
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import zmq_publisher_proxy
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from oslo_messaging._drivers.zmq_driver.proxy \
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import zmq_base_proxy
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from oslo_messaging._drivers.zmq_driver.proxy import zmq_sender
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from oslo_messaging._drivers.zmq_driver.server.consumers \
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import zmq_sub_consumer
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from oslo_messaging._drivers.zmq_driver import zmq_async
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from oslo_messaging._drivers.zmq_driver import zmq_socket
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zmq = zmq_async.import_zmq()
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class LocalPublisherProxy(zmq_base_proxy.ProxyBase):
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PROXY_TYPE = "L-PUBLISHER"
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def __init__(self, conf, context, matchmaker):
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wrapper = zmq_sub_consumer.SubscriptionMatchmakerWrapper(conf,
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matchmaker)
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super(LocalPublisherProxy, self).__init__(conf, context, wrapper)
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self.fe_sub = zmq_socket.ZmqSocket(conf, context, zmq.SUB, False)
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self.fe_sub.setsockopt(zmq.SUBSCRIBE, b'')
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self.connection_updater = zmq_sub_consumer.SubscriberConnectionUpdater(
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conf, self.matchmaker, self.fe_sub)
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self.poller.register(self.fe_sub, self.receive_message)
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self.publisher = zmq_publisher_proxy.PublisherProxy(
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conf, matchmaker, sender=zmq_sender.LocalPublisherSender())
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def run(self):
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message, socket = self.poller.poll()
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if message is None:
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return
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self.publisher.send_request(message)
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@staticmethod
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def receive_message(socket):
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return socket.recv_multipart()
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def cleanup(self):
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super(LocalPublisherProxy, self).cleanup()
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self.fe_sub.close()
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self.connection_updater.cleanup()
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self.publisher.cleanup()
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