neutron/neutron/plugins/ryu/db/models_v2.py

41 lines
1.4 KiB
Python

# Copyright 2012 Isaku Yamahata <yamahata at private email ne jp>
# 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 sqlalchemy as sa
from neutron.db import model_base
class TunnelKeyLast(model_base.BASEV2):
"""Last allocated Tunnel key.
The next key allocation will be started from this value + 1
"""
last_key = sa.Column(sa.Integer, primary_key=True)
def __repr__(self):
return "<TunnelKeyLast(%x)>" % self.last_key
class TunnelKey(model_base.BASEV2):
"""Netowrk ID <-> tunnel key mapping."""
network_id = sa.Column(sa.String(36), sa.ForeignKey("networks.id"),
nullable=False)
tunnel_key = sa.Column(sa.Integer, primary_key=True,
nullable=False, autoincrement=False)
def __repr__(self):
return "<TunnelKey(%s,%x)>" % (self.network_id, self.tunnel_key)