oslo.messaging/oslo_messaging/conffixture.py
Mehdi Abaakouk 824313ac9c Move each drivers options into its own group
All drivers options are current stored into the DEFAULT group.
This change makes the configuration clearer by putting driver options
into a group named oslo_messaging_<driver>.

Closes-bug: #1417040
Change-Id: I96a9682afe7eb0caf1fbf47bbb0291833aec245b
2015-02-02 10:58:54 +01:00

85 lines
2.9 KiB
Python

# Copyright 2013 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
__all__ = ['ConfFixture']
import sys
import fixtures
def _import_opts(conf, module, opts, group=None):
__import__(module)
conf.register_opts(getattr(sys.modules[module], opts), group=group)
class ConfFixture(fixtures.Fixture):
"""Tweak configuration options for unit testing.
oslo.messaging registers a number of configuration options, but rather than
directly referencing those options, users of the API should use this
interface for querying and overriding certain configuration options.
An example usage::
self.messaging_conf = self.useFixture(messaging.ConfFixture(cfg.CONF))
self.messaging_conf.transport_driver = 'fake'
:param conf: a ConfigOpts instance
:type conf: oslo.config.cfg.ConfigOpts
"""
def __init__(self, conf):
self.conf = conf
_import_opts(self.conf,
'oslo_messaging._drivers.impl_rabbit', 'rabbit_opts',
'oslo_messaging_rabbit')
_import_opts(self.conf,
'oslo_messaging._drivers.amqp', 'amqp_opts',
'oslo_messaging_rabbit')
_import_opts(self.conf,
'oslo_messaging._drivers.impl_qpid', 'qpid_opts',
'oslo_messaging_qpid')
_import_opts(self.conf,
'oslo_messaging._drivers.amqp', 'amqp_opts',
'oslo_messaging_qpid')
_import_opts(self.conf, 'oslo_messaging.rpc.client', '_client_opts')
_import_opts(self.conf, 'oslo_messaging.transport', '_transport_opts')
_import_opts(self.conf,
'oslo_messaging.notify.notifier', '_notifier_opts')
def setUp(self):
super(ConfFixture, self).setUp()
self.addCleanup(self.conf.reset)
@property
def transport_driver(self):
"""The transport driver - for example 'rabbit', 'qpid' or 'fake'."""
return self.conf.rpc_backend
@transport_driver.setter
def transport_driver(self, value):
self.conf.set_override('rpc_backend', value)
@property
def response_timeout(self):
"""Default number of seconds to wait for a response from a call."""
return self.conf.rpc_response_timeout
@response_timeout.setter
def response_timeout(self, value):
self.conf.set_override('rpc_response_timeout', value)