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Fixed UDP listener replacement deadlocking AutoInterface traffic when fast-roaming between physical interfaces or WiFi APs

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Mark Qvist
2026-05-31 23:54:46 +02:00
parent 41790ca707
commit 0cc42568c7
1 changed files with 12 additions and 4 deletions
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RNS/Interfaces/AutoInterface.py
+12 -4
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@@ -428,14 +428,22 @@ class AutoInterface(Interface):
if ifname in self.interface_servers:
RNS.log("Shutting down previous UDP listener for "+str(self)+" "+str(ifname), RNS.LOG_DEBUG)
previous_server = self.interface_servers[ifname]
def shutdown_server():
previous_server.shutdown()
def shutdown_server(): previous_server.shutdown()
threading.Thread(target=shutdown_server, daemon=True).start()
RNS.log("Starting new UDP listener for "+str(self)+" "+str(ifname), RNS.LOG_DEBUG)
udp_server = socketserver.UDPServer(listen_address, self.handler_factory(self.process_incoming))
self.interface_servers[ifname] = udp_server
retry_delay = 1.25
listener_started = False
while not listener_started:
try:
time.sleep(retry_delay)
udp_server = socketserver.UDPServer(listen_address, self.handler_factory(self.process_incoming))
self.interface_servers[ifname] = udp_server
listener_started = True
except Exception as e:
RNS.log(f"Could not start new UDP listener for {self} on {listen_address}: {e}", RNS.LOG_WARNING)
RNS.log(f"Retrying in {retry_delay} seconds", RNS.LOG_WARNING)
thread = threading.Thread(target=udp_server.serve_forever)
thread.daemon = True