keystone/keystone/credential/backends/sql.py

104 lines
4.0 KiB
Python

# 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.
from keystone.common import driver_hints
from keystone.common import sql
from keystone.credential.backends import base
from keystone import exception
class CredentialModel(sql.ModelBase, sql.ModelDictMixinWithExtras):
__tablename__ = 'credential'
attributes = [
'id', 'user_id', 'project_id', 'encrypted_blob', 'type', 'key_hash'
]
id = sql.Column(sql.String(64), primary_key=True)
user_id = sql.Column(sql.String(64),
nullable=False)
project_id = sql.Column(sql.String(64))
encrypted_blob = sql.Column(sql.Text(), nullable=True)
type = sql.Column(sql.String(255), nullable=False)
key_hash = sql.Column(sql.String(64), nullable=True)
extra = sql.Column(sql.JsonBlob())
class Credential(base.CredentialDriverBase):
# credential crud
@sql.handle_conflicts(conflict_type='credential')
def create_credential(self, credential_id, credential):
with sql.session_for_write() as session:
ref = CredentialModel.from_dict(credential)
session.add(ref)
return ref.to_dict()
@driver_hints.truncated
def list_credentials(self, hints):
with sql.session_for_read() as session:
credentials = session.query(CredentialModel)
credentials = sql.filter_limit_query(CredentialModel,
credentials, hints)
return [s.to_dict() for s in credentials]
def list_credentials_for_user(self, user_id, type=None):
with sql.session_for_read() as session:
query = session.query(CredentialModel)
query = query.filter_by(user_id=user_id)
if type:
query = query.filter_by(type=type)
refs = query.all()
return [ref.to_dict() for ref in refs]
def _get_credential(self, session, credential_id):
ref = session.query(CredentialModel).get(credential_id)
if ref is None:
raise exception.CredentialNotFound(credential_id=credential_id)
return ref
def get_credential(self, credential_id):
with sql.session_for_read() as session:
return self._get_credential(session, credential_id).to_dict()
@sql.handle_conflicts(conflict_type='credential')
def update_credential(self, credential_id, credential):
with sql.session_for_write() as session:
ref = self._get_credential(session, credential_id)
old_dict = ref.to_dict()
for k in credential:
old_dict[k] = credential[k]
new_credential = CredentialModel.from_dict(old_dict)
for attr in CredentialModel.attributes:
if attr != 'id':
setattr(ref, attr, getattr(new_credential, attr))
ref.extra = new_credential.extra
return ref.to_dict()
def delete_credential(self, credential_id):
with sql.session_for_write() as session:
ref = self._get_credential(session, credential_id)
session.delete(ref)
def delete_credentials_for_project(self, project_id):
with sql.session_for_write() as session:
query = session.query(CredentialModel)
query = query.filter_by(project_id=project_id)
query.delete()
def delete_credentials_for_user(self, user_id):
with sql.session_for_write() as session:
query = session.query(CredentialModel)
query = query.filter_by(user_id=user_id)
query.delete()