OpenStack Orchestration (Heat)
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#
# Copyright (C) 2016, 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.
"""Middleware that accepts any authentication."""
from oslo_log import log as logging
LOG = logging.getLogger(__name__)
class NoAuthProtocol(object):
def __init__(self, app, conf):
self.conf = conf
self.app = app
def __call__(self, env, start_response):
"""Handle incoming request.
Authenticate send downstream on success. Reject request if
we can't authenticate.
"""
LOG.debug('Authenticating user token')
env.update(self._build_user_headers(env))
return self.app(env, start_response)
def _build_user_headers(self, env):
"""Build headers that represent authenticated user from auth token."""
# token = env.get('X-Auth-Token', '')
# user_id, _sep, project_id = token.partition(':')
# project_id = project_id or user_id
username = env.get('HTTP_X_AUTH_USER', 'admin')
project = env.get('HTTP_X_AUTH_PROJECT', 'admin')
headers = {
'HTTP_X_IDENTITY_STATUS': 'Confirmed',
'HTTP_X_PROJECT_ID': project,
'HTTP_X_PROJECT_NAME': project,
'HTTP_X_USER_ID': username,
'HTTP_X_USER_NAME': username,
'HTTP_X_ROLES': 'admin',
'HTTP_X_SERVICE_CATALOG': {},
'HTTP_X_AUTH_USER': username,
'HTTP_X_AUTH_KEY': 'unset',
}
return headers
def filter_factory(global_conf, **local_conf):
conf = global_conf.copy()
conf.update(local_conf)
def auth_filter(app):
return NoAuthProtocol(app, conf)
return auth_filter