def delete(self, ip, remove_from_iptable=True):
"""Deletes an entry from the ip_table"""
logging.info("Deleting neighbour %s", ip_to_str(ip))
if remove_from_iptable:
del self.ip_table[ip]
# close the connection ( if any )
if self.ntk_client[ip].connected:
self.ntk_client[ip].close()
# delete the entry from the translation table...
old_id = self.translation_table.pop(ip)
# ...and from the netid_table
old_netid = self.netid_table.pop(ip)
# send a message notifying we deleted the entry
self.events.send('NEIGH_DELETED', (Neigh(bestdev=None,
devs=None,
idn=old_id,
ip=ip,
netid=old_netid,
ntkd=self.ntk_client[ip]), ))
del self.ntk_client[ip]
def delete(self, ip, remove_from_iptable=True):
"""Deletes an entry from the ip_table"""
logging.info("Deleting neighbour %s", ip_to_str(ip))
if remove_from_iptable:
del self.ip_table[ip]
# close the connection ( if any )
if self.ntk_client[ip].connected:
self.ntk_client[ip].close()
# delete the entry from the translation table...
old_id = self.translation_table.pop(ip)
# ...and from the netid_table
old_netid = self.netid_table.pop(ip)
# send a message notifying we deleted the entry
self.events.send('NEIGH_DELETED',
(Neigh(bestdev=None,
devs=None,
idn=old_id,
ip=ip,
netid=old_netid,
ntkd=self.ntk_client[ip]),))
del self.ntk_client[ip]
def ip_change(self, oldip, newip):
"""Adds `newip' in the Neighbours as a copy of `oldip', then it removes
`oldip'. The relative events are raised."""
logging.info("New IP of neighbour %s is now %s " %
(ip_to_str(oldip), ip_to_str(newip)))
self.ip_table[newip] = self.ip_table[oldip]
self.translation_table[newip] = self.translation_table[oldip]
self.netid_table[newip] = self.netid_table[oldip]
# we have to create a new TCP connection
self.ntk_client[newip] = rpc.TCPClient(ip_to_str(newip))
self.events.send('NEIGH_NEW',
(Neigh(bestdev=self.ip_table[newip].bestdev,
devs=self.ip_table[newip].devs,
idn=self.translation_table[newip],
ip=newip,
netid=self.netid_table[newip],
ntkd=self.ntk_client[newip]), ))
self.delete(oldip)
def ip_change(self, oldip, newip):
"""Adds `newip' in the Neighbours as a copy of `oldip', then it removes
`oldip'. The relative events are raised."""
logging.info("New IP of neighbour %s is now %s " % (ip_to_str(oldip),
ip_to_str(newip)))
self.ip_table[newip] = self.ip_table[oldip]
self.translation_table[newip] = self.translation_table[oldip]
self.netid_table[newip] = self.netid_table[oldip]
# we have to create a new TCP connection
self.ntk_client[newip] = rpc.TCPClient(ip_to_str(newip))
self.events.send('NEIGH_NEW',
(Neigh(bestdev=self.ip_table[newip].bestdev,
devs=self.ip_table[newip].devs,
idn=self.translation_table[newip],
ip=newip,
netid=self.netid_table[newip],
ntkd=self.ntk_client[newip]),))
self.delete(oldip)
def time_register(self, _rpc_caller, radar_id, netid):
"""save each node's rtt"""
if radar_id != self.radar_id:
# drop. It isn't a reply to our current bouquet
return
ip = str_to_ip(_rpc_caller.ip)
net_device = _rpc_caller.dev
# this is the rtt
time_elapsed = int((self.xtime.time() - self.bcast_send_time) / 2)
# let's store it in the bcast_arrival_time table
if ip in self.bcast_arrival_time:
if net_device in self.bcast_arrival_time[ip]:
self.bcast_arrival_time[ip][net_device].append(time_elapsed)
else:
self.bcast_arrival_time[ip][net_device] = [time_elapsed]
else:
self.bcast_arrival_time[ip] = {}
self.bcast_arrival_time[ip][net_device] = [time_elapsed]
logging.info("Radar: new IP %s detected", ip_to_str(ip))
self.neigh.netid_table[ip] = netid
def time_register(self, _rpc_caller, radar_id, netid):
"""save each node's rtt"""
if radar_id != self.radar_id:
# drop. It isn't a reply to our current bouquet
return
ip = str_to_ip(_rpc_caller.ip)
net_device = _rpc_caller.dev
# this is the rtt
time_elapsed = int((self.xtime.time() - self.bcast_send_time) / 2)
# let's store it in the bcast_arrival_time table
if ip in self.bcast_arrival_time:
if net_device in self.bcast_arrival_time[ip]:
self.bcast_arrival_time[ip][net_device].append(time_elapsed)
else:
self.bcast_arrival_time[ip][net_device] = [time_elapsed]
else:
self.bcast_arrival_time[ip] = {}
self.bcast_arrival_time[ip][net_device] = [time_elapsed]
logging.info("Radar: new IP %s detected", ip_to_str(ip))
self.neigh.netid_table[ip] = netid
