1bb2aefec3
The repo is Python 3 now, so update hacking to version 3.0 which supports Python 3. Fix problems found. Update local hacking checks for new flake8. Remove hacking and friends from lower-constraints, they are not needed to be installed at run-time. Change-Id: Ia6af344ec8441dc98a0820176373dcff3a8c80d5
62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
# -*- encoding: utf-8 -*-
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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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import re
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from oslo_log import log
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from keystonemiddleware import auth_token
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from watcher._i18n import _
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from watcher.common import exception
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from watcher.common import utils
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LOG = log.getLogger(__name__)
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class AuthTokenMiddleware(auth_token.AuthProtocol):
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"""A wrapper on Keystone auth_token middleware.
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Does not perform verification of authentication tokens
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for public routes in the API.
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"""
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def __init__(self, app, conf, public_api_routes=()):
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route_pattern_tpl = r'%s(\.json|\.xml)?$'
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try:
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self.public_api_routes = [re.compile(route_pattern_tpl % route_tpl)
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for route_tpl in public_api_routes]
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except re.error as e:
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LOG.exception(e)
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raise exception.ConfigInvalid(
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error_msg=_('Cannot compile public API routes'))
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super(AuthTokenMiddleware, self).__init__(app, conf)
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def __call__(self, env, start_response):
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path = utils.safe_rstrip(env.get('PATH_INFO'), '/')
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# The information whether the API call is being performed against the
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# public API is required for some other components. Saving it to the
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# WSGI environment is reasonable thereby.
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env['is_public_api'] = any(re.match(pattern, path)
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for pattern in self.public_api_routes)
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if env['is_public_api']:
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return self._app(env, start_response)
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return super(AuthTokenMiddleware, self).__call__(env, start_response)
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