Vladimir Kozhukalov ec48171842 Initial commit
Change-Id: Ib2c53a999937fecea268cfcb1c17a1d944b08c5e
2013-11-18 19:21:24 +04:00

70 lines
1.9 KiB
Python

# Copyright 2013: Mirantis Inc.
# All Rights Reserved.
#
# 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 json
from sqlalchemy import Column
from sqlalchemy import Integer
from sqlalchemy import schema, String
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.types import TypeDecorator, VARCHAR
from galloper.openstack.common.db.sqlalchemy import models
class JSON(TypeDecorator):
impl = VARCHAR
def process_bind_param(self, value, dialect):
if value is not None:
value = json.dumps(value)
return value
def process_result_value(self, value, dialect):
if value is not None:
value = json.loads(value)
return value
class GalloperBase(models.ModelBase):
metadata = None
def as_dict(self):
d = {}
for c in self.__table__.columns:
d[c.name] = self[c.name]
return d
Base = declarative_base(cls=GalloperBase)
class Node(Base):
__tablename__ = 'nodes'
__table_args__ = (schema.UniqueConstraint('uuid', name='node_uuid_ux'))
id = Column(Integer, primary_key=True)
uuid = Column(String(36), index=True)
meta = Column(JSON)
class Image(Base):
__tablename__ = 'images'
__table_args__ = (schema.UniqueConstraint('uuid', name='node_uuid_ux'))
id = Column(Integer, primary_key=True)
uuid = Column(String(36), index=True)
meta = Column(JSON)