bf1b738797
- Upgrade to keystone v3 - Modify oslo_messaging to replace deprecated get_transport Change-Id: I1421d22d8280879d0e7a54519a45feb8a7fa00ef
48 lines
1.7 KiB
Python
48 lines
1.7 KiB
Python
# Copyright (c) 2012 OpenStack Foundation
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# All Rights Reserved.
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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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from oslo_config import cfg
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import oslo_messaging as messaging
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from ord.common.exceptions import RPCInitializationException
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LOG = logging.getLogger(__name__)
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class RpcEngine(object):
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def __init__(self):
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super(RpcEngine, self).__init__()
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try:
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self.target = messaging.Target(topic='ord-listener-q')
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self.transport = messaging.get_rpc_transport(cfg.CONF)
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self._client = messaging.RPCClient(self.transport, self.target)
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except Exception as exception:
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LOG.critical(
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"Unexpected error while initializing clients %s" % exception)
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raise RPCInitializationException(exception.message)
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def invoke_listener_rpc(self, ctxt, payload):
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LOG.debug("invoke_listener_rpc is invoked")
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try:
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cctxt = self._client.prepare(version='1.0')
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cctxt.cast(ctxt=ctxt,
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method='invoke_listener_rpc',
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payload=payload)
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except messaging.MessageDeliveryFailure:
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LOG.error("Fail to deliver message")
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