os-ken/ryu/controller/mac_to_port.py
Isaku Yamahata d486967bed add missing super().__init__()
- app/event_dumper
- controller/dispatcher
- controller/mac_to_network
- controller/mac_to_port
- app/simple_switch

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
2012-05-01 08:31:40 +09:00

58 lines
1.9 KiB
Python

# Copyright (C) 2011 Nippon Telegraph and Telephone Corporation.
# Copyright (C) 2011 Isaku Yamahata <yamahata at valinux co jp>
#
# 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 logging
from ryu.lib.mac import haddr_to_str
LOG = logging.getLogger('ryu.controller.mac_to_port')
class MacToPortTable(object):
"""MAC addr <-> (dpid, port name)"""
def __init__(self):
super(MacToPortTable, self).__init__()
self.mac_to_port = {}
def dpid_add(self, dpid):
LOG.debug('dpid_add: 0x%016x', dpid)
self.mac_to_port.setdefault(dpid, {})
def port_add(self, dpid, port, mac):
"""
:returns: old port if learned. (this may be = port)
None otherwise
"""
old_port = self.mac_to_port[dpid].get(mac, None)
self.mac_to_port[dpid][mac] = port
if old_port is not None and old_port != port:
LOG.debug('port_add: 0x%016x 0x%04x %s',
dpid, port, haddr_to_str(mac))
return old_port
def port_get(self, dpid, mac):
# LOG.debug('dpid 0x%016x mac %s', dpid, haddr_to_str(mac))
return self.mac_to_port[dpid].get(mac)
def mac_list(self, dpid, port):
return [mac for (mac, port_) in self.mac_to_port.get(dpid).items()
if port_ == port]
def mac_del(self, dpid, mac):
del self.mac_to_port[dpid][mac]