59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# Copyright 2015 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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import logging
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import retrying
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from oslo_messaging._drivers.zmq_driver.client.publishers.dealer \
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import zmq_dealer_publisher_base
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from oslo_messaging._drivers.zmq_driver.client import zmq_receivers
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from oslo_messaging._drivers.zmq_driver.client import zmq_senders
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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_names
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LOG = logging.getLogger(__name__)
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zmq = zmq_async.import_zmq()
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class DealerPublisherDirect(zmq_dealer_publisher_base.DealerPublisherBase):
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"""DEALER-publisher using direct connections."""
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def __init__(self, conf, matchmaker):
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sender = zmq_senders.RequestSenderDirect(conf)
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if conf.oslo_messaging_zmq.rpc_use_acks:
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receiver = zmq_receivers.AckAndReplyReceiverDirect(conf)
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else:
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receiver = zmq_receivers.ReplyReceiverDirect(conf)
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super(DealerPublisherDirect, self).__init__(conf, matchmaker, sender,
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receiver)
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def connect_socket(self, request):
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try:
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return self.sockets_manager.get_socket(request.target)
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except retrying.RetryError:
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return None
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def _send_non_blocking(self, request):
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socket = self.connect_socket(request)
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if not socket:
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return
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if request.msg_type in zmq_names.MULTISEND_TYPES:
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for _ in range(socket.connections_count()):
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self.sender.send(socket, request)
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else:
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self.sender.send(socket, request)
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