def get_local_server(self, remote_ip):
"""return local server bound to owner of protocol"""
if self.local_servers.has_key(remote_ip):
# is server running
return self.local_servers[remote_ip]
else:
# if not, spawn it
local_port = get_free_port()
new_server = PeerServerFactory(self.manager, remote_ip, local_port)
self.local_servers[remote_ip] = new_server
new_server.start_listening()
return new_server
def start_listening(self, conf_file=None):
"""launch well-known server of profiles"""
self.local_port = get_free_port()
# define callbacks on public_ip discovery
def _stun_succeed(address):
"""Discovery succeeded"""
self.public_ip, self.public_port = address
display_status(_("STUN discovery found address %s:%d" % (self.public_ip, self.public_port)))
self.listener = reactor.listenTCP(self.local_port, self)
return True
def _stun_fail(failure):
self.public_ip, self.public_port = self.local_ip, self.local_port
display_warning(_("STUN failed:", failure.getErrorMessage()), title=_("File server Error"))
self.listener = reactor.listenTCP(self.local_port, self)
return False
# get public ip
deferred = stun.DiscoverAddress(self.local_port, reactor, build_params(conf_file))
deferred.addCallback(_stun_succeed)
deferred.addErrback(_stun_fail)
return deferred
