def _update_port(self, network_id, dpid, port, port_may_exist):
def _known_nw_id(nw_id):
return nw_id is not None and nw_id != self.nw_id_unknown
self._check_nw_id_unknown(network_id)
try:
old_network_id = self.dpids.get(dpid, {}).get(port, None)
if ((dpid, port) in self.networks[network_id]
or _known_nw_id(old_network_id)):
if not port_may_exist:
raise PortAlreadyExist(network_id=network_id,
dpid=dpid,
port=port)
if old_network_id != network_id:
self.networks[network_id].add((dpid, port))
if _known_nw_id(old_network_id):
self.networks[old_network_id].remove((dpid, port))
except KeyError:
raise NetworkNotFound(network_id=network_id)
self._dpids_setdefault(dpid)
self.dpids[dpid][port] = network_id
def remove_network(self, network_id):
try:
del (self.networks[network_id])
except KeyError:
raise NetworkNotFound(network_id=network_id)