keystone/keystone/common/sql/contract_repo/versions/032_contract_add_expired_at...

52 lines
1.6 KiB
Python

# 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
from migrate import UniqueConstraint
import pytz
import sqlalchemy as sql
from sqlalchemy.orm import sessionmaker
_epoch = datetime.datetime.fromtimestamp(0, tz=pytz.UTC)
def _convert_value_datetime_to_int(dt):
dt = dt.replace(tzinfo=pytz.utc)
return int((dt - _epoch).total_seconds() * 1000000)
def upgrade(migrate_engine):
meta = sql.MetaData()
meta.bind = migrate_engine
maker = sessionmaker(bind=migrate_engine)
session = maker()
trust_table = sql.Table('trust', meta, autoload=True)
trusts = list(trust_table.select().execute())
for trust in trusts:
values = {}
if trust.expires_at is not None:
values['expires_at_int'] = _convert_value_datetime_to_int(
trust.expires_at)
update = trust_table.update().where(
trust_table.c.id == trust.id).values(values)
session.execute(update)
session.commit()
UniqueConstraint(table=trust_table,
name='duplicate_trust_constraint').drop()
session.close()