36 lines
1.4 KiB
Python
36 lines
1.4 KiB
Python
# Copyright (c) 2016 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Implements middleware for object encryption which comprises an instance of a
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:class:`~swift.common.middleware.crypto.decrypter.Decrypter` combined with an
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instance of an :class:`~swift.common.middleware.crypto.encrypter.Encrypter`.
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"""
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from swift.common.middleware.crypto.decrypter import Decrypter
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from swift.common.middleware.crypto.encrypter import Encrypter
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from swift.common.utils import config_true_value, register_swift_info
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def filter_factory(global_conf, **local_conf):
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"""Provides a factory function for loading encryption middleware."""
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conf = global_conf.copy()
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conf.update(local_conf)
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enabled = not config_true_value(conf.get('disable_encryption', 'false'))
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register_swift_info('encryption', admin=True, enabled=enabled)
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def encryption_filter(app):
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return Decrypter(Encrypter(app, conf), conf)
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return encryption_filter
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