57 lines
2.1 KiB
Python
57 lines
2.1 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright 2012 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 sqlalchemy import Boolean, Column, DateTime, BigInteger
|
|
from sqlalchemy import MetaData, Integer, String, Table
|
|
|
|
|
|
def upgrade(migrate_engine):
|
|
meta = MetaData()
|
|
meta.bind = migrate_engine
|
|
|
|
# add column:
|
|
bw_usage_cache = Table('bw_usage_cache', meta, autoload=True)
|
|
last_ctr_in = Column('last_ctr_in', BigInteger())
|
|
last_ctr_out = Column('last_ctr_out', BigInteger())
|
|
|
|
bw_usage_cache.create_column(last_ctr_in)
|
|
bw_usage_cache.create_column(last_ctr_out)
|
|
|
|
|
|
def downgrade(migrate_engine):
|
|
meta = MetaData()
|
|
meta.bind = migrate_engine
|
|
|
|
# drop column:
|
|
bw_usage_cache = Table('bw_usage_cache', meta,
|
|
Column('created_at', DateTime(timezone=False)),
|
|
Column('updated_at', DateTime(timezone=False)),
|
|
Column('deleted_at', DateTime(timezone=False)),
|
|
Column('deleted', Boolean(create_constraint=True, name=None)),
|
|
Column('id', Integer(), primary_key=True, nullable=False),
|
|
Column('mac', String(255)),
|
|
Column('uuid', String(36)),
|
|
Column('start_period', DateTime(timezone=False), nullable=False),
|
|
Column('last_refreshed', DateTime(timezone=False)),
|
|
Column('bw_in', BigInteger()),
|
|
Column('bw_out', BigInteger()),
|
|
Column('last_ctr_in', BigInteger()),
|
|
Column('last_ctr_out', BigInteger()),
|
|
extend_existing=True)
|
|
|
|
bw_usage_cache.drop_column('last_ctr_in')
|
|
bw_usage_cache.drop_column('last_ctr_out')
|