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Code Issues Releases Wiki Activity

Added protocol violations

master
Mark Qvist 2026-08-21 20:35:52 +02:00
parent b3ef214e72
commit 7b8923b61f
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1 changed files with 5 additions and 0 deletions
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5
RNS/Transport.py
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@ -1567,22 +1567,26 @@ class Transport:
if packet.packet_type != RNS.Packet.ANNOUNCE:
if packet.hops > 1:
RNS.log("Dropped PLAIN packet "+RNS.prettyhexrep(packet.packet_hash)+" with "+str(packet.hops)+" hops", RNS.LOG_DEBUG) if RNS.sl(RNS.LOG_DEBUG) else None
if packet.receiving_interface: packet.receiving_interface.protocol_violation(f"Transported PLAIN packet with {str(packet.hops)} hops")
return False
else:
return True
else:
RNS.log("Dropped invalid PLAIN announce packet", RNS.LOG_DEBUG) if RNS.sl(RNS.LOG_DEBUG) else None
if packet.receiving_interface: packet.receiving_interface.protocol_violation("Announce packet with PLAIN type")
return False
if packet.destination_type == RNS.Destination.GROUP:
if packet.packet_type != RNS.Packet.ANNOUNCE:
if packet.hops > 1:
RNS.log("Dropped GROUP packet "+RNS.prettyhexrep(packet.packet_hash)+" with "+str(packet.hops)+" hops", RNS.LOG_DEBUG) if RNS.sl(RNS.LOG_DEBUG) else None
if packet.receiving_interface: packet.receiving_interface.protocol_violation(f"Transported GROUP packet with {str(packet.hops)} hops")
return False
else:
return True
else:
RNS.log("Dropped invalid GROUP announce packet", RNS.LOG_DEBUG) if RNS.sl(RNS.LOG_DEBUG) else None
if packet.receiving_interface: packet.receiving_interface.protocol_violation("Announce packet with GROUP type")
return False
if not packet.packet_hash in Transport.packet_hashlist and not packet.packet_hash in Transport.packet_hashlist_prev: return True
@ -1592,6 +1596,7 @@ class Transport:
return True
else:
RNS.log("Dropped invalid announce packet", RNS.LOG_DEBUG) if RNS.sl(RNS.LOG_DEBUG) else None
if packet.receiving_interface: packet.receiving_interface.protocol_violation("Announce packet with invalid destination type")
return False
RNS.log("Filtered packet with hash "+RNS.prettyhexrep(packet.packet_hash), RNS.LOG_EXTREME) if RNS.sl(RNS.LOG_EXTREME) else None