diff options
Diffstat (limited to 'node/IncomingPacket.cpp')
| -rw-r--r-- | node/IncomingPacket.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/node/IncomingPacket.cpp b/node/IncomingPacket.cpp index ee4d62c0..41f3e47d 100644 --- a/node/IncomingPacket.cpp +++ b/node/IncomingPacket.cpp @@ -247,6 +247,10 @@ bool IncomingPacket::_doHELLO(const RuntimeEnvironment *RR,const bool alreadyAut if (peer->identity() != id) { // Identity is different from the one we already have -- address collision + // Check rate limits + if (!RR->node->rateGateIdentityVerification(now,_path->address())) + return true; + uint8_t key[ZT_PEER_SECRET_KEY_LENGTH]; if (RR->identity.agree(id,key,ZT_PEER_SECRET_KEY_LENGTH)) { if (dearmor(key)) { // ensure packet is authentic, otherwise drop @@ -285,7 +289,11 @@ bool IncomingPacket::_doHELLO(const RuntimeEnvironment *RR,const bool alreadyAut return true; } - // Check packet integrity and MAC + // Check rate limits + if (!RR->node->rateGateIdentityVerification(now,_path->address())) + return true; + + // Check packet integrity and MAC (this is faster than locallyValidate() so do it first to filter out total crap) SharedPtr<Peer> newPeer(new Peer(RR,RR->identity,id)); if (!dearmor(newPeer->key())) { TRACE("rejected HELLO from %s(%s): packet failed authentication",id.address().toString().c_str(),_path->address().toString().c_str()); |