ExternalVendorCode/ZeroTierOne
1
0
Fork 0
mirror of https://github.com/zerotier/ZeroTierOne.git synced 2025-06-12 20:28:27 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Instead of using binary packet comparison, add a callback to the API to explicitly check whether paths should be used. Check in with this callback (if present) when learning new paths or sending initial packets.

Browse Source
This commit is contained in:
Adam Ierymenko
2016-01-11 10:17:44 -08:00
parent ba2a89c760
commit b3e3d4cacc
8 changed files with 131 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
node/IncomingPacket.cpp
View File

@ -507,10 +507,12 @@ bool IncomingPacket::_doRENDEZVOUS(const RuntimeEnvironment *RR,const SharedPtr<
const unsigned int port = at<uint16_t>(ZT_PROTO_VERB_RENDEZVOUS_IDX_PORT);
const unsigned int addrlen = (*this)[ZT_PROTO_VERB_RENDEZVOUS_IDX_ADDRLEN];
if ((port > 0)&&((addrlen == 4)||(addrlen == 16))) {
peer->received(_localAddress,_remoteAddress,hops(),packetId(),Packet::VERB_RENDEZVOUS,0,Packet::VERB_NOP);
InetAddress atAddr(field(ZT_PROTO_VERB_RENDEZVOUS_IDX_ADDRESS,addrlen),addrlen,port);
TRACE("RENDEZVOUS from %s says %s might be at %s, starting NAT-t",peer->address().toString().c_str(),with.toString().c_str(),atAddr.toString().c_str());
peer->received(_localAddress,_remoteAddress,hops(),packetId(),Packet::VERB_RENDEZVOUS,0,Packet::VERB_NOP);
RR->sw->rendezvous(withPeer,_localAddress,atAddr);
if (RR->node->shouldUsePathForZeroTierTraffic(_localAddress,atAddr))
RR->sw->rendezvous(withPeer,_localAddress,atAddr);
} else {
TRACE("dropped corrupt RENDEZVOUS from %s(%s) (bad address or port)",peer->address().toString().c_str(),_remoteAddress.toString().c_str());
}
@ -941,7 +943,7 @@ bool IncomingPacket::_doPUSH_DIRECT_PATHS(const RuntimeEnvironment *RR,const Sha
switch(addrType) {
case 4: {
InetAddress a(field(ptr,4),4,at<uint16_t>(ptr + 4));
if ( ((flags & 0x01) == 0) && (Path::isAddressValidForPath(a)) && (!peer->hasActivePathTo(now,a)) ) {
if ( ((flags & 0x01) == 0) && (Path::isAddressValidForPath(a)) && (!peer->hasActivePathTo(now,a)) && (RR->node->shouldUsePathForZeroTierTraffic(_localAddress,a)) ) {
if (++countPerScope[(int)a.ipScope()][0] <= ZT_PUSH_DIRECT_PATHS_MAX_PER_SCOPE_AND_FAMILY) {
TRACE("attempting to contact %s at pushed direct path %s",peer->address().toString().c_str(),a.toString().c_str());
peer->sendHELLO(_localAddress,a,now);
@ -952,7 +954,7 @@ bool IncomingPacket::_doPUSH_DIRECT_PATHS(const RuntimeEnvironment *RR,const Sha
} break;
case 6: {
InetAddress a(field(ptr,16),16,at<uint16_t>(ptr + 16));
if ( ((flags & 0x01) == 0) && (Path::isAddressValidForPath(a)) && (!peer->hasActivePathTo(now,a)) ) {
if ( ((flags & 0x01) == 0) && (Path::isAddressValidForPath(a)) && (!peer->hasActivePathTo(now,a)) && (RR->node->shouldUsePathForZeroTierTraffic(_localAddress,a)) ) {
if (++countPerScope[(int)a.ipScope()][1] <= ZT_PUSH_DIRECT_PATHS_MAX_PER_SCOPE_AND_FAMILY) {
TRACE("attempting to contact %s at pushed direct path %s",peer->address().toString().c_str(),a.toString().c_str());
peer->sendHELLO(_localAddress,a,now);