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Merge pull request #4378

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dc942e6 Introduce whitelisted peers. (Pieter Wuille)
This commit is contained in:
Wladimir J. van der Laan
2014-07-14 08:59:12 +02:00
parent 77ed583f0f dc942e6f27
commit c9bc398ad9
6 changed files with 99 additions and 28 deletions
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19
src/main.cpp
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@@ -212,7 +212,7 @@ struct CBlockReject {
struct CNodeState {
// Accumulated misbehaviour score for this peer.
int nMisbehavior;
// Whether this peer should be disconnected and banned.
// Whether this peer should be disconnected and banned (unless whitelisted).
bool fShouldBan;
// String name of this peer (debugging/logging purposes).
std::string name;
@@ -1427,7 +1427,8 @@ void Misbehaving(NodeId pnode, int howmuch)
return;
state->nMisbehavior += howmuch;
if (state->nMisbehavior >= GetArg("-banscore", 100))
int banscore = GetArg("-banscore", 100);
if (state->nMisbehavior >= banscore && state->nMisbehavior - howmuch < banscore)
{
LogPrintf("Misbehaving: %s (%d -> %d) BAN THRESHOLD EXCEEDED\n", state->name, state->nMisbehavior-howmuch, state->nMisbehavior);
state->fShouldBan = true;
@@ -3952,6 +3953,11 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
unsigned int nEvicted = LimitOrphanTxSize(MAX_ORPHAN_TRANSACTIONS);
if (nEvicted > 0)
LogPrint("mempool", "mapOrphan overflow, removed %u tx\n", nEvicted);
} else if (pfrom->fWhitelisted) {
// Always relay transactions received from whitelisted peers, even
// if they are already in the mempool (allowing the node to function
// as a gateway for nodes hidden behind it).
RelayTransaction(tx);
}
int nDoS = 0;
if (state.IsInvalid(nDoS))
@@ -4445,11 +4451,14 @@ bool SendMessages(CNode* pto, bool fSendTrickle)
CNodeState &state = *State(pto->GetId());
if (state.fShouldBan) {
if (pto->addr.IsLocal())
LogPrintf("Warning: not banning local node %s!\n", pto->addr.ToString());
if (pto->fWhitelisted)
LogPrintf("Warning: not punishing whitelisted peer %s!\n", pto->addr.ToString());
else {
pto->fDisconnect = true;
CNode::Ban(pto->addr);
if (pto->addr.IsLocal())
LogPrintf("Warning: not banning local peer %s!\n", pto->addr.ToString());
else
CNode::Ban(pto->addr);
}
state.fShouldBan = false;
}