79 lines
3.2 KiB
Python
79 lines
3.2 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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from oslo_messaging._drivers.zmq_driver.client import zmq_request
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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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zmq = zmq_async.import_zmq()
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class ZmqClientBase(object):
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def __init__(self, conf, matchmaker=None, allowed_remote_exmods=None,
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publishers=None):
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self.conf = conf
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self.matchmaker = matchmaker
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self.allowed_remote_exmods = allowed_remote_exmods or []
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self.publishers = publishers
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self.call_publisher = publishers.get(zmq_names.CALL_TYPE,
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publishers["default"])
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self.cast_publisher = publishers.get(zmq_names.CAST_TYPE,
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publishers["default"])
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self.fanout_publisher = publishers.get(zmq_names.CAST_FANOUT_TYPE,
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publishers["default"])
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self.notify_publisher = publishers.get(zmq_names.NOTIFY_TYPE,
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publishers["default"])
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@staticmethod
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def create_publisher(conf, matchmaker, publisher_cls, ack_manager_cls):
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publisher = publisher_cls(conf, matchmaker)
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if conf.oslo_messaging_zmq.rpc_use_acks:
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publisher = ack_manager_cls(publisher)
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return publisher
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def send_call(self, target, context, message, timeout=None, retry=None):
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request = zmq_request.CallRequest(
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target, context=context, message=message, retry=retry,
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timeout=timeout, allowed_remote_exmods=self.allowed_remote_exmods
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)
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return self.call_publisher.send_call(request)
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def send_cast(self, target, context, message, retry=None):
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request = zmq_request.CastRequest(
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target, context=context, message=message, retry=retry
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)
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self.cast_publisher.send_cast(request)
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def send_fanout(self, target, context, message, retry=None):
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request = zmq_request.FanoutRequest(
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target, context=context, message=message, retry=retry
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)
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self.fanout_publisher.send_fanout(request)
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def send_notify(self, target, context, message, version, retry=None):
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request = zmq_request.NotificationRequest(
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target, context=context, message=message, retry=retry,
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version=version
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)
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self.notify_publisher.send_notify(request)
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def cleanup(self):
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cleaned = set()
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for publisher in self.publishers.values():
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if publisher not in cleaned:
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publisher.cleanup()
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cleaned.add(publisher)
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