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Ignore and disallow multi-hop traceroutes destined to broadcast address (#6109)

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* Ignore traceroutes destined to broadcast address

* Disallow multi-hop traceroute request to broadcast address

* Allow zero-hop broadcast requests
This commit is contained in:
GUVWAF
2025-02-20 21:34:09 +01:00
committed by GitHub
parent ec0eafedab
commit 4709d21df8
2 changed files with 11 additions and 0 deletions
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5
src/mesh/PhoneAPI.cpp
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@@ -643,6 +643,11 @@ bool PhoneAPI::handleToRadioPacket(meshtastic_MeshPacket &p)
meshtastic_QueueStatus qs = router->getQueueStatus();
service->sendQueueStatusToPhone(qs, 0, p.id);
return false;
} else if (p.decoded.portnum == meshtastic_PortNum_TRACEROUTE_APP && isBroadcast(p.to) && p.hop_limit > 0) {
sendNotification(meshtastic_LogRecord_Level_WARNING, p.id, "Multi-hop traceroute to broadcast address is not allowed");
meshtastic_QueueStatus qs = router->getQueueStatus();
service->sendQueueStatusToPhone(qs, 0, p.id);
return false;
} else if (p.decoded.portnum == meshtastic_PortNum_POSITION_APP && lastPortNumToRadio[p.decoded.portnum] &&
Throttle::isWithinTimespanMs(lastPortNumToRadio[p.decoded.portnum], FIVE_SECONDS_MS)) {
LOG_WARN("Rate limit portnum %d", p.decoded.portnum);