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Put a limit on the multicast TX queue to prevent memory use ridiculousness.

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Adam Ierymenko 2019-08-14 10:52:21 -07:00
parent 1c7b553331
commit 2ec53df7ab
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1 changed files with 5 additions and 0 deletions
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5
node/Multicaster.cpp
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@ -275,6 +275,11 @@ void Multicaster::send(
} }
} }
} else { } else {
if (gs.txQueue.size() >= ZT_TX_QUEUE_SIZE) {
RR->t->outgoingNetworkFrameDropped(tPtr,network,src,mg.mac(),etherType,0,len,"multicast TX queue is full");
return;
}
const unsigned int gatherLimit = (limit - (unsigned int)gs.members.size()) + 1; const unsigned int gatherLimit = (limit - (unsigned int)gs.members.size()) + 1;
if ((gs.members.empty())||((now - gs.lastExplicitGather) >= ZT_MULTICAST_EXPLICIT_GATHER_DELAY)) { if ((gs.members.empty())||((now - gs.lastExplicitGather) >= ZT_MULTICAST_EXPLICIT_GATHER_DELAY)) {