93 lines
3.0 KiB
Python
93 lines
3.0 KiB
Python
# Copyright 2017 AT&T Intellectual Property. All other rights reserved.
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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 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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"""Utility classes."""
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from keystoneauth1 import session
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from keystoneauth1.identity import v3
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import drydock_provisioner.config as config
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class KeystoneUtils(object):
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"""Utility methods for using Keystone."""
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@staticmethod
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def get_session():
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"""Get an initialized keystone session.
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Authentication is based on the keystone_authtoken section of the config file.
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"""
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auth_info = dict()
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for f in [
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'auth_url', 'username', 'password', 'project_id',
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'user_domain_name'
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]:
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auth_info[f] = getattr(config.config_mgr.conf.keystone_authtoken,
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f)
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auth = v3.Password(**auth_info)
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return session.Session(auth=auth)
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class NoAuthFilter(object):
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"""PasteDeploy filter for NoAuth to be used in testing."""
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def __init__(self, app, forged_roles):
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self.app = app
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self.forged_roles = forged_roles
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def __call__(self, environ, start_response):
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"""Forge headers to make unauthenticated requests look authenticated.
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If the request has a X-AUTH-TOKEN header, assume it is a valid request and
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noop. Otherwise forge Keystone middleware headers so the request looks valid
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with the configured forged roles.
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"""
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if 'HTTP_X_AUTH_TOKEN' in environ:
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return self.app(environ, start_response)
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environ['HTTP_X_IDENTITY_STATUS'] = 'Confirmed'
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for envvar in [
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'USER_NAME', 'USER_ID', 'USER_DOMAIN_ID', 'PROJECT_ID',
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'PROJECT_DOMAIN_NAME'
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]:
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varname = "HTTP_X_%s" % envvar
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environ[varname] = 'noauth'
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if self.forged_roles:
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if 'admin' in self.forged_roles:
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environ['HTTP_X_IS_ADMIN_PROJECT'] = 'True'
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else:
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environ['HTTP_X_IS_ADMIN_PROJECT'] = 'False'
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environ['HTTP_X_ROLES'] = ','.join(self.forged_roles)
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else:
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environ['HTTP_X_IS_ADMIN_PROJECT'] = 'True'
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environ['HTTP_X_ROLES'] = 'admin'
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return self.app(environ, start_response)
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def noauth_filter_factory(global_conf, forged_roles):
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"""Create a NoAuth paste deploy filter
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:param forged_roles: A space seperated list for roles to forge on requests
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"""
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forged_roles = forged_roles.split()
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def filter(app):
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return NoAuthFilter(app, forged_roles)
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return filter
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