vmware-nsx/plugins/cisco-plugin/lib/quantum/plugins/cisco/segmentation/l2network_vlan_mgr.py

47 lines
1.5 KiB
Python

"""
# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright 2011 Cisco Systems, 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.
#
# @author: Sumit Naiksatam, Cisco Systems, Inc.
#
"""
import logging
from quantum.plugins.cisco.common import cisco_constants as const
from quantum.plugins.cisco.db import l2network_db as cdb
from quantum.plugins.cisco.l2network_segmentation_base \
import L2NetworkSegmentationMgrBase
LOG = logging.getLogger(__name__)
class L2NetworkVLANMgr(L2NetworkSegmentationMgrBase):
"""
VLAN Manager which gets VLAN ID from DB
"""
def __init__(self):
cdb.create_vlanids()
def reserve_segmentation_id(self, tenant_id, net_name, **kwargs):
"""Get an available VLAN ID"""
return cdb.reserve_vlanid()
def release_segmentation_id(self, tenant_id, net_id, **kwargs):
"""Release the ID"""
vlan_binding = cdb.get_vlan_binding(net_id)
return cdb.release_vlanid(vlan_binding[const.VLANID])