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Reject flood trace and control packets

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mikecarper committed 2026-09-17 17:30:43 -07:00
1 parent eb9d41ee75
commit e4db57dbef
6 files changed
+160 -19
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src/Mesh.cpp
+9 -4
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@@ -918,6 +918,11 @@ int Mesh::searchChannelsByHash(const uint8_t* hash, GroupChannel channels[], int
}
DispatcherAction Mesh::onRecvPacket(Packet* pkt) {
// Trace and control payloads are direct-only. Dispatcher enforces this for
// RF input before any logging/bridge hook; retain the core check for packets
// arriving through another transport implementation.
if (pkt->violatesRoutePolicy()) return ACTION_RELEASE;
observeForwardedAdvertEcho(pkt);
if (pkt->isRouteDirect()) {
cancelDirectRetryOnEcho(pkt);
@@ -3015,8 +3020,8 @@ bool Mesh::sendManagementData(Packet* packet, bool flood, const uint8_t* path,
}
bool Mesh::sendFlood(Packet* packet, uint32_t delay_millis, uint8_t path_hash_size) {
if (packet->getPayloadType() == PAYLOAD_TYPE_TRACE) {
MESH_DEBUG_PRINTLN("%s Mesh::sendFlood(): TRACE type not suspported", getLogDateTime());
if (packet == NULL) return false;
if (Packet::isDirectOnlyPayloadType(packet->getPayloadType())) {
releasePacket(packet);
return false;
}
@@ -3047,8 +3052,8 @@ bool Mesh::sendFlood(Packet* packet, uint32_t delay_millis, uint8_t path_hash_si
}
bool Mesh::sendFlood(Packet* packet, uint16_t* transport_codes, uint32_t delay_millis, uint8_t path_hash_size) {
if (packet->getPayloadType() == PAYLOAD_TYPE_TRACE) {
MESH_DEBUG_PRINTLN("%s Mesh::sendFlood(): TRACE type not suspported", getLogDateTime());
if (packet == NULL) return false;
if (Packet::isDirectOnlyPayloadType(packet->getPayloadType())) {
releasePacket(packet);
return false;
}