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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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
#
# 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.
import datetime
import random
import uuid
from keystone.common import kvs
from keystone.common import logging
from keystone.contrib.oauth1 import core
from keystone import exception
from keystone.openstack.common import timeutils
LOG = logging.getLogger(__name__)
class OAuth1(kvs.Base):
"""kvs backend for oauth is deprecated.
Deprecated in Havana and will be removed in Icehouse, as this backend
is not production grade.
"""
def __init__(self, *args, **kw):
super(OAuth1, self).__init__(*args, **kw)
LOG.warn(_("kvs token backend is DEPRECATED. Use "
"keystone.contrib.oauth1.sql instead."))
def _get_consumer(self, consumer_id):
return self.db.get('consumer-%s' % consumer_id)
def get_consumer(self, consumer_id):
consumer_ref = self.db.get('consumer-%s' % consumer_id)
return core.filter_consumer(consumer_ref)
def create_consumer(self, consumer):
consumer_id = consumer['id']
consumer['secret'] = uuid.uuid4().hex
if not consumer.get('description'):
consumer['description'] = None
self.db.set('consumer-%s' % consumer_id, consumer)
consumer_list = set(self.db.get('consumer_list', []))
consumer_list.add(consumer_id)
self.db.set('consumer_list', list(consumer_list))
return consumer
def _delete_consumer(self, consumer_id):
# call get to make sure it exists
self.db.get('consumer-%s' % consumer_id)
self.db.delete('consumer-%s' % consumer_id)
consumer_list = set(self.db.get('consumer_list', []))
consumer_list.remove(consumer_id)
self.db.set('consumer_list', list(consumer_list))
def _delete_request_tokens(self, consumer_id):
consumer_requests = set(self.db.get('consumer-%s-requests' %
consumer_id, []))
for token in consumer_requests:
self.db.get('request_token-%s' % token)
self.db.delete('request_token-%s' % token)
if len(consumer_requests) > 0:
self.db.delete('consumer-%s-requests' % consumer_id)
def _delete_access_tokens(self, consumer_id):
consumer_accesses = set(self.db.get('consumer-%s-accesses' %
consumer_id, []))
for token in consumer_accesses:
access_token = self.db.get('access_token-%s' % token)
self.db.delete('access_token-%s' % token)
# kind of a hack, but I needed to update the auth_list
user_id = access_token['authorizing_user_id']
user_auth_list = set(self.db.get('auth_list-%s' % user_id, []))
user_auth_list.remove(token)
self.db.set('auth_list-%s' % user_id, list(user_auth_list))
if len(consumer_accesses) > 0:
self.db.delete('consumer-%s-accesses' % consumer_id)
def delete_consumer(self, consumer_id):
self._delete_consumer(consumer_id)
self._delete_request_tokens(consumer_id)
self._delete_access_tokens(consumer_id)
def list_consumers(self):
consumer_ids = self.db.get('consumer_list', [])
return [self.get_consumer(x) for x in consumer_ids]
def update_consumer(self, consumer_id, consumer):
# call get to make sure it exists
old_consumer_ref = self.db.get('consumer-%s' % consumer_id)
new_consumer_ref = old_consumer_ref.copy()
new_consumer_ref['description'] = consumer['description']
new_consumer_ref['id'] = consumer_id
self.db.set('consumer-%s' % consumer_id, new_consumer_ref)
return new_consumer_ref
def create_request_token(self, consumer_id, roles,
project_id, token_duration):
expiry_date = None
if token_duration:
now = timeutils.utcnow()
future = now + datetime.timedelta(seconds=token_duration)
expiry_date = timeutils.isotime(future, subsecond=True)
ref = {}
request_token_id = uuid.uuid4().hex
ref['id'] = request_token_id
ref['request_secret'] = uuid.uuid4().hex
ref['verifier'] = None
ref['authorizing_user_id'] = None
ref['requested_project_id'] = project_id
ref['requested_roles'] = roles
ref['consumer_id'] = consumer_id
ref['expires_at'] = expiry_date
self.db.set('request_token-%s' % request_token_id, ref)
# add req token to the list that containers the consumers req tokens
consumer_requests = set(self.db.get('consumer-%s-requests' %
consumer_id, []))
consumer_requests.add(request_token_id)
self.db.set('consumer-%s-requests' %
consumer_id, list(consumer_requests))
return ref
def get_request_token(self, request_token_id):
return self.db.get('request_token-%s' % request_token_id)
def authorize_request_token(self, request_token_id, user_id):
request_token = self.db.get('request_token-%s' % request_token_id)
request_token['authorizing_user_id'] = user_id
request_token['verifier'] = str(random.randint(1000, 9999))
self.db.set('request_token-%s' % request_token_id, request_token)
return request_token
def create_access_token(self, request_id, token_duration):
request_token = self.db.get('request_token-%s' % request_id)
expiry_date = None
if token_duration:
now = timeutils.utcnow()
future = now + datetime.timedelta(seconds=token_duration)
expiry_date = timeutils.isotime(future, subsecond=True)
ref = {}
access_token_id = uuid.uuid4().hex
ref['id'] = access_token_id
ref['access_secret'] = uuid.uuid4().hex
ref['authorizing_user_id'] = request_token['authorizing_user_id']
ref['project_id'] = request_token['requested_project_id']
ref['requested_roles'] = request_token['requested_roles']
ref['consumer_id'] = request_token['consumer_id']
ref['expires_at'] = expiry_date
self.db.set('access_token-%s' % access_token_id, ref)
#add access token id to user authorizations list too
user_id = request_token['authorizing_user_id']
user_auth_list = set(self.db.get('auth_list-%s' % user_id, []))
user_auth_list.add(access_token_id)
self.db.set('auth_list-%s' % user_id, list(user_auth_list))
#delete request token from table, it has been exchanged
self.db.get('request_token-%s' % request_id)
self.db.delete('request_token-%s' % request_id)
#add access token to the list that containers the consumers acc tokens
consumer_id = request_token['consumer_id']
consumer_accesses = set(self.db.get('consumer-%s-accesses' %
consumer_id, []))
consumer_accesses.add(access_token_id)
self.db.set('consumer-%s-accesses' %
consumer_id, list(consumer_accesses))
# remove the used up request token id from consumer req list
consumer_requests = set(self.db.get('consumer-%s-requests' %
consumer_id, []))
consumer_requests.remove(request_id)
self.db.set('consumer-%s-requests' %
consumer_id, list(consumer_requests))
return ref
def get_access_token(self, access_token_id):
return self.db.get('access_token-%s' % access_token_id)
def list_access_tokens(self, user_id):
user_auth_list = self.db.get('auth_list-%s' % user_id, [])
return [self.get_access_token(x) for x in user_auth_list]
def delete_access_token(self, user_id, access_token_id):
access_token = self.get_access_token(access_token_id)
consumer_id = access_token['consumer_id']
if access_token['authorizing_user_id'] != user_id:
raise exception.Unauthorized(_('User IDs do not match'))
self.db.get('access_token-%s' % access_token_id)
self.db.delete('access_token-%s' % access_token_id)
# remove access token id from user authz list
user_auth_list = set(self.db.get('auth_list-%s' % user_id, []))
user_auth_list.remove(access_token_id)
self.db.set('auth_list-%s' % user_id, list(user_auth_list))
# remove this token id from the consumer access list
consumer_accesses = set(self.db.get('consumer-%s-accesses' %
consumer_id, []))
consumer_accesses.remove(access_token_id)
self.db.set('consumer-%s-accesses' %
consumer_id, list(consumer_accesses))
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