83 lines
2.5 KiB
Python
83 lines
2.5 KiB
Python
#
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# Copyright (C) 2016, Red Hat, Inc.
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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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"""Middleware that accepts any authentication."""
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import json
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import os
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from oslo_config import cfg
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from oslo_log import log as logging
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LOG = logging.getLogger(__name__)
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class NoAuthProtocol(object):
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def __init__(self, app, conf):
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self.conf = conf
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self.app = app
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self._token_info = {}
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response_file = cfg.CONF.noauth.token_response
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if os.path.exists(response_file):
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with open(response_file) as f:
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self._token_info = json.loads(f.read())
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def __call__(self, env, start_response):
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"""Handle incoming request.
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Authenticate send downstream on success. Reject request if
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we can't authenticate.
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"""
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LOG.debug('Authenticating user token')
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env.update(self._build_user_headers(env))
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return self.app(env, start_response)
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def _build_user_headers(self, env):
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"""Build headers that represent authenticated user from auth token."""
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# token = env.get('X-Auth-Token', '')
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# user_id, _sep, project_id = token.partition(':')
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# project_id = project_id or user_id
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username = env.get('HTTP_X_AUTH_USER', 'admin')
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project = env.get('HTTP_X_AUTH_PROJECT', 'admin')
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headers = {
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'HTTP_X_IDENTITY_STATUS': 'Confirmed',
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'HTTP_X_PROJECT_ID': project,
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'HTTP_X_PROJECT_NAME': project,
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'HTTP_X_USER_ID': username,
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'HTTP_X_USER_NAME': username,
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'HTTP_X_ROLES': 'admin',
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'HTTP_X_SERVICE_CATALOG': {},
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'HTTP_X_AUTH_USER': username,
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'HTTP_X_AUTH_KEY': 'unset',
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'HTTP_X_AUTH_URL': 'url',
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}
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if self._token_info:
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headers['keystone.token_info'] = self._token_info
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return headers
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def filter_factory(global_conf, **local_conf):
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conf = global_conf.copy()
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conf.update(local_conf)
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def auth_filter(app):
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return NoAuthProtocol(app, conf)
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return auth_filter
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