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Consolidation of multipath logic. Better system separation

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This commit is contained in:
Joseph Henry 2021-09-01 21:37:49 -07:00
parent 19391858d4
commit e1af003e4f
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GPG key ID: C45B33FF5EBC9344
23 changed files with 2004 additions and 3162 deletions
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28
node/IncomingPacket.cpp
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@ -88,7 +88,6 @@ bool IncomingPacket::tryDecode(const RuntimeEnvironment *RR,void *tPtr,int32_t f
peer->received(tPtr,_path,hops(),packetId(),payloadLength(),v,0,Packet::VERB_NOP,false,0,ZT_QOS_NO_FLOW);
break;
case Packet::VERB_HELLO: r = _doHELLO(RR,tPtr,true); break;
case Packet::VERB_ACK: r = _doACK(RR,tPtr,peer); break;
case Packet::VERB_QOS_MEASUREMENT: r = _doQOS_MEASUREMENT(RR,tPtr,peer); break;
case Packet::VERB_ERROR: r = _doERROR(RR,tPtr,peer); break;
case Packet::VERB_OK: r = _doOK(RR,tPtr,peer); break;
@ -222,35 +221,12 @@ bool IncomingPacket::_doERROR(const RuntimeEnvironment *RR,void *tPtr,const Shar
return true;
}
bool IncomingPacket::_doACK(const RuntimeEnvironment *RR,void *tPtr,const SharedPtr<Peer> &peer)
{
SharedPtr<Bond> bond = peer->bond();
if (!bond || !bond->rateGateACK(RR->node->now())) {
return true;
}
/* Dissect incoming ACK packet. From this we can estimate current throughput of the path, establish known
* maximums and detect packet loss. */
int32_t ackedBytes;
if (payloadLength() != sizeof(ackedBytes)) {
return true; // ignore
}
memcpy(&ackedBytes, payload(), sizeof(ackedBytes));
if (bond) {
bond->receivedAck(_path, RR->node->now(), Utils::ntoh(ackedBytes));
}
return true;
}
bool IncomingPacket::_doQOS_MEASUREMENT(const RuntimeEnvironment *RR,void *tPtr,const SharedPtr<Peer> &peer)
{
SharedPtr<Bond> bond = peer->bond();
/* TODO: Fix rate gate issue
if (!bond || !bond->rateGateQoS(RR->node->now())) {
if (!bond || !bond->rateGateQoS(RR->node->now(), _path)) {
return true;
}
*/
/* Dissect incoming QoS packet. From this we can compute latency values and their variance.
* The latency variance is used as a measure of "jitter". */
if (payloadLength() > ZT_QOS_MAX_PACKET_SIZE || payloadLength() < ZT_QOS_MIN_PACKET_SIZE) {
return true; // ignore
}
@ -1329,7 +1305,7 @@ bool IncomingPacket::_doPATH_NEGOTIATION_REQUEST(const RuntimeEnvironment *RR,vo
{
uint64_t now = RR->node->now();
SharedPtr<Bond> bond = peer->bond();
if (!bond || !bond->rateGatePathNegotiation(now)) {
if (!bond || !bond->rateGatePathNegotiation(now, _path)) {
return true;
}
if (payloadLength() != sizeof(int16_t)) {