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Merge #8408: Prevent fingerprinting, disk-DoS with compact blocks

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1d06e49 Ignore CMPCTBLOCK messages for pruned blocks (Suhas Daftuar)
1de2a46 Ignore GETBLOCKTXN requests for unknown blocks (Suhas Daftuar)
This commit is contained in:
Wladimir J. van der Laan 2016-07-29 08:20:57 +02:00
commit 842bf8d2c5
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1 changed files with 1 additions and 2 deletions
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src/main.cpp
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@ -5343,7 +5343,6 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
BlockMap::iterator it = mapBlockIndex.find(req.blockhash);
if (it == mapBlockIndex.end() || !(it->second->nStatus & BLOCK_HAVE_DATA)) {
Misbehaving(pfrom->GetId(), 100);
LogPrintf("Peer %d sent us a getblocktxn for a block we don't have", pfrom->id);
return true;
}
@ -5627,8 +5626,8 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
std::vector<CInv> vInv(1);
vInv[0] = CInv(MSG_BLOCK, cmpctblock.header.GetHash());
pfrom->PushMessage(NetMsgType::GETDATA, vInv);
return true;
}
return true;
}
// If we're not close to tip yet, give up and let parallel block fetch work its magic