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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2012 IBM
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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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# http://www.apache.org/licenses/LICENSE-2.0
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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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from nova import exception
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from nova import flags
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from nova.openstack.common import cfg
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from nova.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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cfg.BoolOpt('fatal_deprecations',
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help='make deprecations fatal')
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FLAGS.register_opts(deprecate_opts)
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def _showwarning(message, category, filename, lineno, file=None, line=None):
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Redirect warnings into logging.
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LOG.warn(str(message))
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# Install our warnings handler
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warnings.showwarning = _showwarning
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Warn of a deprecated config option that an operator has specified.
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This should be added in the code where we've made a change in how
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we use some operator changeable parameter to indicate that it will
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go away in a future version of OpenStack.
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warnings.warn(_("Deprecated Config: %s") % msg)
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if FLAGS.fatal_deprecations:
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raise exception.DeprecatedConfig(msg=msg)