vmware-nsx/neutron/plugins/nicira/dbexts/nicira_db.py
Aaron Rosen 7095354c81 Add multiple provider network extension
The following commit adds the ability to associate multiple
different provider networks on a single network.

Implements blueprint map-networks-to-multiple-provider-networks

Change-Id: I3c70fb2426899f728a401566debab7f66e7246bc
2013-08-20 10:30:08 -07:00

98 lines
3.3 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 Nicira, Inc.
# 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.
from sqlalchemy.orm import exc
import neutron.db.api as db
from neutron.openstack.common import log as logging
from neutron.plugins.nicira.dbexts import nicira_models
from neutron.plugins.nicira.dbexts import nicira_networkgw_db
LOG = logging.getLogger(__name__)
def get_network_bindings(session, network_id):
session = session or db.get_session()
return (session.query(nicira_models.NvpNetworkBinding).
filter_by(network_id=network_id).
all())
def get_network_bindings_by_vlanid(session, vlan_id):
session = session or db.get_session()
return (session.query(nicira_models.NvpNetworkBinding).
filter_by(vlan_id=vlan_id).
all())
def add_network_binding(session, network_id, binding_type, phy_uuid, vlan_id):
with session.begin(subtransactions=True):
binding = nicira_models.NvpNetworkBinding(network_id, binding_type,
phy_uuid, vlan_id)
session.add(binding)
return binding
def add_neutron_nvp_port_mapping(session, neutron_id, nvp_id):
with session.begin(subtransactions=True):
mapping = nicira_models.NeutronNvpPortMapping(neutron_id, nvp_id)
session.add(mapping)
return mapping
def get_nvp_port_id(session, neutron_id):
try:
mapping = (session.query(nicira_models.NeutronNvpPortMapping).
filter_by(quantum_id=neutron_id).
one())
return mapping['nvp_id']
except exc.NoResultFound:
return
def delete_neutron_nvp_port_mapping(session, neutron_id):
return (session.query(nicira_models.NeutronNvpPortMapping).
filter_by(quantum_id=neutron_id).delete())
def unset_default_network_gateways(session):
with session.begin(subtransactions=True):
session.query(nicira_networkgw_db.NetworkGateway).update(
{nicira_networkgw_db.NetworkGateway.default: False})
def set_default_network_gateway(session, gw_id):
with session.begin(subtransactions=True):
gw = (session.query(nicira_networkgw_db.NetworkGateway).
filter_by(id=gw_id).one())
gw['default'] = True
def set_multiprovider_network(session, network_id):
with session.begin(subtransactions=True):
multiprovider_network = nicira_models.MultiProviderNetworks(
network_id)
session.add(multiprovider_network)
return multiprovider_network
def is_multiprovider_network(session, network_id):
with session.begin(subtransactions=True):
return bool(
session.query(nicira_models.MultiProviderNetworks).filter_by(
network_id=network_id).first())