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Fix gating of multicast GATHER replies since these can come from upstream, etc., and fix an issue with sending ECHO to recheck marginal paths.

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This commit is contained in:
Adam Ierymenko 2016-09-09 09:32:00 -07:00
parent 0d4109a9f1
commit ef87069957
5 changed files with 27 additions and 7 deletions
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7
node/Switch.cpp
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@ -759,11 +759,8 @@ bool Switch::_trySend(const Packet &packet,bool encrypt)
SharedPtr<Path> viaPath(peer->getBestPath(now,false));
if ( (viaPath) && (!viaPath->alive(now)) && (!RR->topology->isRoot(peer->identity())) ) {
if ((now - viaPath->lastOut()) > std::max((now - viaPath->lastIn()) >> 2,(uint64_t)ZT_PATH_MIN_REACTIVATE_INTERVAL)) {
Packet outp(peer->address(),RR->identity.address(),Packet::VERB_ECHO);
outp.armor(peer->key(),true);
viaPath->send(RR,outp.data(),outp.size(),now);
}
if ((now - viaPath->lastOut()) > std::max((now - viaPath->lastIn()) * 4,(uint64_t)ZT_PATH_MIN_REACTIVATE_INTERVAL))
peer->attemptToContactAt(viaPath->localAddress(),viaPath->address(),now);
viaPath.zero();
}
if (!viaPath) {