OpenStack Identity (Keystone)
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# Copyright 2013 OpenStack Foundation
# 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
# 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.
"""Main entry point into the OAuth1 service."""
from __future__ import absolute_import
import uuid
import oauthlib.common
from oauthlib import oauth1
from oslo_log import log
from oslo_log import versionutils
from keystone.common import dependency
from keystone.common import extension
from keystone.common import manager
import keystone.conf
from keystone import exception
from keystone.i18n import _LE
from keystone import notifications
from keystone.oauth1.backends import base
RequestValidator = oauth1.RequestValidator
Client = oauth1.Client
AccessTokenEndpoint = oauth1.AccessTokenEndpoint
ResourceEndpoint = oauth1.ResourceEndpoint
AuthorizationEndpoint = oauth1.AuthorizationEndpoint
RequestTokenEndpoint = oauth1.RequestTokenEndpoint
oRequest = oauthlib.common.Request
class Token(object):
def __init__(self, key, secret):
self.key = key
self.secret = secret
self.verifier = None
def set_verifier(self, verifier):
self.verifier = verifier
CONF = keystone.conf.CONF
LOG = log.getLogger(__name__)
def token_generator(*args, **kwargs):
return uuid.uuid4().hex
'name': 'OpenStack OAUTH1 API',
'namespace': ''
'alias': 'OS-OAUTH1',
'updated': '2013-07-07T12:00:0-00:00',
'description': 'OpenStack OAuth 1.0a Delegated Auth Mechanism.',
'links': [
'rel': 'describedby',
'type': 'text/html',
'href': ''
extension.register_admin_extension(EXTENSION_DATA['alias'], EXTENSION_DATA)
extension.register_public_extension(EXTENSION_DATA['alias'], EXTENSION_DATA)
def get_oauth_headers(headers):
parameters = {}
# The incoming headers variable is your usual heading from context
# In an OAuth signed req, where the oauth variables are in the header,
# they with the key 'Authorization'.
if headers and 'Authorization' in headers:
# A typical value for Authorization is seen below
# 'OAuth realm="", oauth_body_hash="2jm%3D", oauth_nonce="14475435"
# along with other oauth variables, the 'OAuth ' part is trimmed
# to split the rest of the headers.
auth_header = headers['Authorization']
params = oauth1.rfc5849.utils.parse_authorization_header(auth_header)
return parameters
msg = _LE('Cannot retrieve Authorization headers')
raise exception.OAuthHeadersMissingError()
def extract_non_oauth_params(query_string):
params = oauthlib.common.extract_params(query_string)
return {k: v for k, v in params if not k.startswith('oauth_')}
class Manager(manager.Manager):
"""Default pivot point for the OAuth1 backend.
See :mod:`keystone.common.manager.Manager` for more details on how this
dynamically calls the backend.
driver_namespace = 'keystone.oauth1'
_ACCESS_TOKEN = "OS-OAUTH1:access_token"
_REQUEST_TOKEN = "OS-OAUTH1:request_token"
_CONSUMER = "OS-OAUTH1:consumer"
def __init__(self):
super(Manager, self).__init__(CONF.oauth1.driver)
def create_consumer(self, consumer_ref, initiator=None):
consumer_ref = consumer_ref.copy()
consumer_ref['secret'] = uuid.uuid4().hex
ret = self.driver.create_consumer(consumer_ref)
notifications.Audit.created(self._CONSUMER, ret['id'], initiator)
return ret
def update_consumer(self, consumer_id, consumer_ref, initiator=None):
ret = self.driver.update_consumer(consumer_id, consumer_ref)
notifications.Audit.updated(self._CONSUMER, consumer_id, initiator)
return ret
def delete_consumer(self, consumer_id, initiator=None):
ret = self.driver.delete_consumer(consumer_id)
notifications.Audit.deleted(self._CONSUMER, consumer_id, initiator)
return ret
def create_access_token(self, request_id, access_token_duration,
ret = self.driver.create_access_token(request_id,
notifications.Audit.created(self._ACCESS_TOKEN, ret['id'], initiator)
return ret
def delete_access_token(self, user_id, access_token_id, initiator=None):
ret = self.driver.delete_access_token(user_id, access_token_id)
notifications.Audit.deleted(self._ACCESS_TOKEN, access_token_id,
return ret
def create_request_token(self, consumer_id, requested_project,
request_token_duration, initiator=None):
ret = self.driver.create_request_token(
consumer_id, requested_project, request_token_duration)
notifications.Audit.created(self._REQUEST_TOKEN, ret['id'],
return ret
class Oauth1DriverV8(base.Oauth1DriverV8):
Driver = manager.create_legacy_driver(base.Oauth1DriverV8)