def start(self, addr="0.0.0.0", port=None):
# Check if radio connected
destaddr, error = None, False
assert(self.radioconnected() ), "RadioRx and RadioTx have not been connected to Channel!"
# Start server
if port is None: port = self.options.channel_port
self.impl.start(addr, port)
# Get server address
# wait for server and client to start running
while (not self.impl.server_running() ): time.sleep(0.5)
while (not self.impl.client_running() ): time.sleep(0.5)
# should probably update this with correct IP address for matching
self.addr = self.impl.recv_addr()
self.port = self.impl.recv_port()
print "[CHANNEL]: server and client are running, recv_addr =", (self.addr, self.port)
# Connect to address server and register
self.addrclient = AddrClient(self.options)
regaddr, regport = Address.get_ip_address(ifname=self.options.ifname, ntoa=True), self.port
if (self.addrclient.connect()<0):
sys.stderr.write("[CHANNEL]: Could not connect with address server!\n")
error = True
elif (self.addrclient.register(regaddr, regport)<0):
sys.stderr.write("[CHANNEL]: Could not connect with address server!\n")
error = True
else:
destaddr = self.addrclient.get_dest_addr()
if (destaddr < 0):
sys.stderr.write("[CHANNEL]: Error getting destination address\n")
error = True
sys.stderr.write("[CHANNEL]: Destination address = %s\n"%(str(destaddr) ) )
self.addrclient.close()
# connect to remote destination
if not error:
sys.stderr.write("[CHANNEL]: Connecting channel client to destination\n")
self.impl.connect_client(destaddr[0], destaddr[1])
else:
self.stop()
return -1
