c50076b4ef
With this feature it is possible to use the mandatory RabbitMQ mandatory flag. Implements: blueprint transport-options (point 3) The blueprint link is [1] Please follow the link [2] to use and test the feature. 1- https://blueprints.launchpad.net/oslo.messaging/+spec/transport-options 2- https://github.com/Gsantomaggio/rabbitmq-utils/ tree/master/openstack/mandatory_test Change-Id: Ie269fc08ba80c4b94a24a8207c1e86c19c3b3fcb
52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
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# Copyright 2013 Red Hat, 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 six
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__all__ = ['MessagingException', 'MessagingTimeout', 'MessageDeliveryFailure',
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'InvalidTarget', 'MessageUndeliverable']
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class MessagingException(Exception):
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"""Base class for exceptions."""
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class MessagingTimeout(MessagingException):
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"""Raised if message sending times out."""
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class MessageDeliveryFailure(MessagingException):
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"""Raised if message sending failed after the asked retry."""
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class InvalidTarget(MessagingException, ValueError):
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"""Raised if a target does not meet certain pre-conditions."""
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def __init__(self, msg, target):
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msg = msg + ":" + six.text_type(target)
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super(InvalidTarget, self).__init__(msg)
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self.target = target
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class MessageUndeliverable(Exception):
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"""Raised if message is not routed with mandatory flag"""
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def __init__(self, exception, exchange, routing_key, message):
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super(MessageUndeliverable, self).__init__()
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self.exception = exception
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self.exchange = exchange
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self.routing_key = routing_key
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self.message = message
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