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net: move nLocalHostNonce to CConnman

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This behavior seems to have been quite racy and broken.

Move nLocalHostNonce into CNode, and check received nonces against all
non-fully-connected nodes. If there's a match, assume we've connected
to ourself.
This commit is contained in:
Cory Fields 2016-04-17 20:21:58 -04:00
parent 551e0887db
commit 960cf2e405
3 changed files with 19 additions and 4 deletions
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2
src/main.cpp
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@ -5025,7 +5025,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
}
// Disconnect if we connected to ourself
if (nNonce == nLocalHostNonce && nNonce > 1)
if (pfrom->fInbound && !connman.CheckIncomingNonce(nNonce))
{
LogPrintf("connected to self at %s, disconnecting\n", pfrom->addr.ToString());
pfrom->fDisconnect = true;