keystoneauth/keystoneauth1/identity/access.py
Morgan Fainberg 335a8cdf03 Remove use of positional decorator
The positional decorator results in poorly maintainable code in
a misguided effort to emulate python3's key-word-arg only notation
and functionality. This patch removes keysteonauth's dependance
on the positional decorator.

Change-Id: I20106345747860365cd0203ba1b33a2900e045b9
2017-08-07 16:37:07 -07:00

46 lines
1.8 KiB
Python

# 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.
from keystoneauth1.identity import base
class AccessInfoPlugin(base.BaseIdentityPlugin):
"""A plugin that turns an existing AccessInfo object into a usable plugin.
There are cases where reuse of an auth_ref or AccessInfo object is
warranted such as from a cache, from auth_token middleware, or another
source.
Turn the existing access info object into an identity plugin. This plugin
cannot be refreshed as the AccessInfo object does not contain any
authorizing information.
:param auth_ref: the existing AccessInfo object.
:type auth_ref: keystoneauth1.access.AccessInfo
:param auth_url: the url where this AccessInfo was retrieved from. Required
if using the AUTH_INTERFACE with get_endpoint. (optional)
"""
def __init__(self, auth_ref, auth_url=None):
super(AccessInfoPlugin, self).__init__(auth_url=auth_url,
reauthenticate=False)
self.auth_ref = auth_ref
def get_auth_ref(self, session, **kwargs):
return self.auth_ref
def invalidate(self):
# NOTE(jamielennox): Don't allow the default invalidation to occur
# because on next authentication request we will only get the same
# auth_ref object again.
return False