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087c75d5ee
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63ec19674c
14 changed files with 96 additions and 169 deletions
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@ -91,31 +91,37 @@ bool IncomingPacket::tryDecode(const RuntimeEnvironment *RR,void *tPtr)
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}
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const Packet::Verb v = verb();
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bool r = true;
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switch(v) {
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//case Packet::VERB_NOP:
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default: // ignore unknown verbs, but if they pass auth check they are "received"
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peer->received(tPtr,_path,hops(),packetId(),payloadLength(),v,0,Packet::VERB_NOP,false,0);
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return true;
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case Packet::VERB_HELLO: return _doHELLO(RR,tPtr,true);
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case Packet::VERB_ACK: return _doACK(RR,tPtr,peer);
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case Packet::VERB_QOS_MEASUREMENT: return _doQOS_MEASUREMENT(RR,tPtr,peer);
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case Packet::VERB_ERROR: return _doERROR(RR,tPtr,peer);
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case Packet::VERB_OK: return _doOK(RR,tPtr,peer);
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case Packet::VERB_WHOIS: return _doWHOIS(RR,tPtr,peer);
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case Packet::VERB_RENDEZVOUS: return _doRENDEZVOUS(RR,tPtr,peer);
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case Packet::VERB_FRAME: return _doFRAME(RR,tPtr,peer);
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case Packet::VERB_EXT_FRAME: return _doEXT_FRAME(RR,tPtr,peer);
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case Packet::VERB_ECHO: return _doECHO(RR,tPtr,peer);
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case Packet::VERB_MULTICAST_LIKE: return _doMULTICAST_LIKE(RR,tPtr,peer);
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case Packet::VERB_NETWORK_CREDENTIALS: return _doNETWORK_CREDENTIALS(RR,tPtr,peer);
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case Packet::VERB_NETWORK_CONFIG_REQUEST: return _doNETWORK_CONFIG_REQUEST(RR,tPtr,peer);
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case Packet::VERB_NETWORK_CONFIG: return _doNETWORK_CONFIG(RR,tPtr,peer);
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case Packet::VERB_MULTICAST_GATHER: return _doMULTICAST_GATHER(RR,tPtr,peer);
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case Packet::VERB_MULTICAST_FRAME: return _doMULTICAST_FRAME(RR,tPtr,peer);
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case Packet::VERB_PUSH_DIRECT_PATHS: return _doPUSH_DIRECT_PATHS(RR,tPtr,peer);
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case Packet::VERB_USER_MESSAGE: return _doUSER_MESSAGE(RR,tPtr,peer);
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case Packet::VERB_REMOTE_TRACE: return _doREMOTE_TRACE(RR,tPtr,peer);
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break;
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case Packet::VERB_HELLO: r = _doHELLO(RR,tPtr,true); break;
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case Packet::VERB_ACK: r = _doACK(RR,tPtr,peer); break;
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case Packet::VERB_QOS_MEASUREMENT: r = _doQOS_MEASUREMENT(RR,tPtr,peer); break;
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case Packet::VERB_ERROR: r = _doERROR(RR,tPtr,peer); break;
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case Packet::VERB_OK: r = _doOK(RR,tPtr,peer); break;
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case Packet::VERB_WHOIS: r = _doWHOIS(RR,tPtr,peer); break;
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case Packet::VERB_RENDEZVOUS: r = _doRENDEZVOUS(RR,tPtr,peer); break;
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case Packet::VERB_FRAME: r = _doFRAME(RR,tPtr,peer); break;
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case Packet::VERB_EXT_FRAME: r = _doEXT_FRAME(RR,tPtr,peer); break;
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case Packet::VERB_ECHO: r = _doECHO(RR,tPtr,peer); break;
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case Packet::VERB_MULTICAST_LIKE: r = _doMULTICAST_LIKE(RR,tPtr,peer); break;
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case Packet::VERB_NETWORK_CREDENTIALS: r = _doNETWORK_CREDENTIALS(RR,tPtr,peer); break;
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case Packet::VERB_NETWORK_CONFIG_REQUEST: r = _doNETWORK_CONFIG_REQUEST(RR,tPtr,peer); break;
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case Packet::VERB_NETWORK_CONFIG: r = _doNETWORK_CONFIG(RR,tPtr,peer); break;
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case Packet::VERB_MULTICAST_GATHER: r = _doMULTICAST_GATHER(RR,tPtr,peer); break;
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case Packet::VERB_MULTICAST_FRAME: r = _doMULTICAST_FRAME(RR,tPtr,peer); break;
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case Packet::VERB_PUSH_DIRECT_PATHS: r = _doPUSH_DIRECT_PATHS(RR,tPtr,peer); break;
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case Packet::VERB_USER_MESSAGE: r = _doUSER_MESSAGE(RR,tPtr,peer); break;
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case Packet::VERB_REMOTE_TRACE: r = _doREMOTE_TRACE(RR,tPtr,peer); break;
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}
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if (r) {
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RR->node->statsLogVerb((unsigned int)v,(unsigned int)size());
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return true;
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}
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return false;
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} else {
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RR->sw->requestWhois(tPtr,RR->node->now(),sourceAddress);
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return false;
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@ -172,7 +178,7 @@ bool IncomingPacket::_doERROR(const RuntimeEnvironment *RR,void *tPtr,const Shar
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networkId = at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD);
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const SharedPtr<Network> network(RR->node->network(networkId));
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const int64_t now = RR->node->now();
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if ( (network) && (network->config().com) && (peer->rateGateIncomingComRequest(now)) )
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if ((network)&&(network->config().com))
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network->pushCredentialsNow(tPtr,peer->address(),now);
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} break;
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@ -644,7 +650,7 @@ bool IncomingPacket::_doFRAME(const RuntimeEnvironment *RR,void *tPtr,const Shar
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}
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} else {
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_sendErrorNeedCredentials(RR,tPtr,peer,nwid);
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RR->t->incomingNetworkAccessDenied(tPtr,network,_path,packetId(),size(),peer->address(),Packet::VERB_FRAME,true);
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return false;
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}
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}
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@ -671,8 +677,7 @@ bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *RR,void *tPtr,const
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if (!network->gate(tPtr,peer)) {
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RR->t->incomingNetworkAccessDenied(tPtr,network,_path,packetId(),size(),peer->address(),Packet::VERB_EXT_FRAME,true);
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_sendErrorNeedCredentials(RR,tPtr,peer,nwid);
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peer->received(tPtr,_path,hops(),packetId(),payloadLength(),Packet::VERB_EXT_FRAME,0,Packet::VERB_NOP,false,nwid);
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return true;
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return false;
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}
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if (size() > ZT_PROTO_VERB_EXT_FRAME_IDX_PAYLOAD) {
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@ -953,9 +958,12 @@ bool IncomingPacket::_doMULTICAST_GATHER(const RuntimeEnvironment *RR,void *tPtr
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bool trustEstablished = false;
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if (network) {
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if (network->gate(tPtr,peer))
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if (network->gate(tPtr,peer)) {
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trustEstablished = true;
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else _sendErrorNeedCredentials(RR,tPtr,peer,nwid);
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} else {
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_sendErrorNeedCredentials(RR,tPtr,peer,nwid);
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return false;
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}
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}
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const int64_t now = RR->node->now();
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@ -997,10 +1005,8 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *RR,void *tPtr,
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}
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if (!network->gate(tPtr,peer)) {
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RR->t->incomingNetworkAccessDenied(tPtr,network,_path,packetId(),size(),peer->address(),Packet::VERB_MULTICAST_FRAME,true);
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_sendErrorNeedCredentials(RR,tPtr,peer,nwid);
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peer->received(tPtr,_path,hops(),packetId(),payloadLength(),Packet::VERB_MULTICAST_FRAME,0,Packet::VERB_NOP,false,nwid);
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return true;
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return false;
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}
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unsigned int gatherLimit = 0;
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@ -1075,7 +1081,7 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *RR,void *tPtr,
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peer->received(tPtr,_path,hops(),packetId(),payloadLength(),Packet::VERB_MULTICAST_FRAME,0,Packet::VERB_NOP,true,nwid);
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} else {
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_sendErrorNeedCredentials(RR,tPtr,peer,nwid);
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peer->received(tPtr,_path,hops(),packetId(),payloadLength(),Packet::VERB_MULTICAST_FRAME,0,Packet::VERB_NOP,false,nwid);
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return false;
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}
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return true;
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@ -1187,16 +1193,13 @@ bool IncomingPacket::_doREMOTE_TRACE(const RuntimeEnvironment *RR,void *tPtr,con
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void IncomingPacket::_sendErrorNeedCredentials(const RuntimeEnvironment *RR,void *tPtr,const SharedPtr<Peer> &peer,const uint64_t nwid)
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{
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const int64_t now = RR->node->now();
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if (peer->rateGateOutgoingComRequest(now)) {
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Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
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outp.append((uint8_t)verb());
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outp.append(packetId());
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outp.append((uint8_t)Packet::ERROR_NEED_MEMBERSHIP_CERTIFICATE);
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outp.append(nwid);
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outp.armor(peer->key(),true);
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_path->send(RR,tPtr,outp.data(),outp.size(),now);
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}
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Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
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outp.append((uint8_t)verb());
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outp.append(packetId());
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outp.append((uint8_t)Packet::ERROR_NEED_MEMBERSHIP_CERTIFICATE);
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outp.append(nwid);
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outp.armor(peer->key(),true);
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_path->send(RR,tPtr,outp.data(),outp.size(),RR->node->now());
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}
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} // namespace ZeroTier
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