config/sysinv/sysinv/sysinv/sysinv/db/sqlalchemy/migrate_repo/versions/086_kube_app_application_un...

38 lines
960 B
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright (c) 2019 Wind River Systems, Inc.
#
# SPDX-License-Identifier: Apache-2.0
#
from migrate.changeset import UniqueConstraint
from sqlalchemy import MetaData, Table
ENGINE = 'InnoDB'
CHARSET = 'utf8'
def upgrade(migrate_engine):
"""
This database upgrade drops the old unique constraint and creates
new unique constraint for the kube_app table.
"""
meta = MetaData()
meta.bind = migrate_engine
kube_app = Table('kube_app', meta, autoload=True)
UniqueConstraint('name', table=kube_app).drop()
UniqueConstraint('name', 'app_version', table=kube_app,
name='u_app_name_version').create()
def downgrade(migrate_engine):
meta = MetaData()
meta.bind = migrate_engine
# As per other openstack components, downgrade is
# unsupported in this release.
raise NotImplementedError('SysInv database downgrade is unsupported.')