keystone/keystone/credential/controllers.py

79 lines
3.0 KiB
Python

# 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 hashlib
import json
from keystone.common import controller
from keystone import exception
class CredentialV3(controller.V3Controller):
collection_name = 'credentials'
member_name = 'credential'
def __init__(self):
super(CredentialV3, self).__init__()
self.get_member_from_driver = self.credential_api.get_credential
def _assign_unique_id(self, ref):
# Generates and assigns a unique identifer to
# a credential reference.
if ref.get('type', '').lower() == 'ec2':
try:
blob = json.loads(ref.get('blob'))
except (ValueError, TypeError):
raise exception.ValidationError(
message=_('Invalid blob in credential'))
if not blob or not isinstance(blob, dict):
raise exception.ValidationError(attribute='blob',
target='credential')
if blob.get('access') is None:
raise exception.ValidationError(attribute='access',
target='blob')
ref = ref.copy()
ref['id'] = hashlib.sha256(blob['access']).hexdigest()
return ref
else:
return super(CredentialV3, self)._assign_unique_id(ref)
@controller.protected()
def create_credential(self, context, credential):
ref = self._assign_unique_id(self._normalize_dict(credential))
ref = self.credential_api.create_credential(ref['id'], ref)
return CredentialV3.wrap_member(context, ref)
@controller.protected()
def list_credentials(self, context):
refs = self.credential_api.list_credentials()
return CredentialV3.wrap_collection(context, refs)
@controller.protected()
def get_credential(self, context, credential_id):
ref = self.credential_api.get_credential(credential_id)
return CredentialV3.wrap_member(context, ref)
@controller.protected()
def update_credential(self, context, credential_id, credential):
self._require_matching_id(credential_id, credential)
ref = self.credential_api.update_credential(credential_id, credential)
return CredentialV3.wrap_member(context, ref)
@controller.protected()
def delete_credential(self, context, credential_id):
return self.credential_api.delete_credential(credential_id)