net: Disable P2P alert system
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0cd4fb6570
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src/main.cpp
28
src/main.cpp
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@ -4724,32 +4724,8 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
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else if (fAlerts && strCommand == "alert")
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else if (fAlerts && strCommand == "alert")
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{
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{
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CAlert alert;
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// Alert message handling disabled
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vRecv >> alert;
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// See https://bitcoin.org/en/alert/2016-11-01-alert-retirement
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uint256 alertHash = alert.GetHash();
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if (pfrom->setKnown.count(alertHash) == 0)
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{
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if (alert.ProcessAlert(Params().AlertKey()))
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{
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// Relay
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pfrom->setKnown.insert(alertHash);
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{
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LOCK(cs_vNodes);
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BOOST_FOREACH(CNode* pnode, vNodes)
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alert.RelayTo(pnode);
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}
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}
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else {
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// Small DoS penalty so peers that send us lots of
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// duplicate/expired/invalid-signature/whatever alerts
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// eventually get banned.
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// This isn't a Misbehaving(100) (immediate ban) because the
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// peer might be an older or different implementation with
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// a different signature key, etc.
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Misbehaving(pfrom->GetId(), 10);
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}
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}
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}
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}
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