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Disable the mempool P2P command when bloom filters disabled

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Only useful to SPV peers, and attackers... like bloom is a DoS vector as far
more data is sent than received.
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Peter Todd 2016-05-20 14:44:32 +01:00 committed by Jonas Schnelli
parent 8844ef15de
commit beceac9bbf
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GPG key ID: 29D4BCB6416F53EC
1 changed files with 7 additions and 0 deletions
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7
src/main.cpp
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@ -5277,6 +5277,13 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
else if (strCommand == NetMsgType::MEMPOOL) else if (strCommand == NetMsgType::MEMPOOL)
{ {
if (!(nLocalServices & NODE_BLOOM) && !pfrom->fWhitelisted)
{
LogPrint("net", "mempool request with bloom filters disabled, disconnect peer=%d\n", pfrom->GetId());
pfrom->fDisconnect = true;
return true;
}
if (CNode::OutboundTargetReached(false) && !pfrom->fWhitelisted) if (CNode::OutboundTargetReached(false) && !pfrom->fWhitelisted)
{ {
LogPrint("net", "mempool request with bandwidth limit reached, disconnect peer=%d\n", pfrom->GetId()); LogPrint("net", "mempool request with bandwidth limit reached, disconnect peer=%d\n", pfrom->GetId());