neutron/neutron/db/migration/alembic_migrations/versions/16a27a58e093_ext_l3_ha_mode.py

78 lines
3.2 KiB
Python

# Copyright 2014 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.
#
"""ext_l3_ha_mode
Revision ID: 16a27a58e093
Revises: 86d6d9776e2b
Create Date: 2014-02-01 10:24:12.412733
"""
# revision identifiers, used by Alembic.
revision = '16a27a58e093'
down_revision = '86d6d9776e2b'
from alembic import op
import sqlalchemy as sa
l3_ha_states = sa.Enum('active', 'standby', name='l3_ha_states')
def upgrade(active_plugins=None, options=None):
op.add_column('router_extra_attributes',
sa.Column('ha', sa.Boolean(),
nullable=False,
server_default=sa.sql.false()))
op.add_column('router_extra_attributes',
sa.Column('ha_vr_id', sa.Integer()))
op.create_table('ha_router_agent_port_bindings',
sa.Column('port_id', sa.String(length=36),
nullable=False),
sa.Column('router_id', sa.String(length=36),
nullable=False),
sa.Column('l3_agent_id', sa.String(length=36),
nullable=True),
sa.Column('state', l3_ha_states,
server_default='standby'),
sa.PrimaryKeyConstraint('port_id'),
sa.ForeignKeyConstraint(['port_id'], ['ports.id'],
ondelete='CASCADE'),
sa.ForeignKeyConstraint(['router_id'], ['routers.id'],
ondelete='CASCADE'),
sa.ForeignKeyConstraint(['l3_agent_id'], ['agents.id'],
ondelete='CASCADE'))
op.create_table('ha_router_networks',
sa.Column('tenant_id', sa.String(length=255),
nullable=False, primary_key=True),
sa.Column('network_id', sa.String(length=36),
nullable=False,
primary_key=True),
sa.ForeignKeyConstraint(['network_id'], ['networks.id'],
ondelete='CASCADE'))
op.create_table('ha_router_vrid_allocations',
sa.Column('network_id', sa.String(length=36),
nullable=False,
primary_key=True),
sa.Column('vr_id', sa.Integer(),
nullable=False,
primary_key=True),
sa.ForeignKeyConstraint(['network_id'], ['networks.id'],
ondelete='CASCADE'))