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Optimize processing of a (potentially) new MN:

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- Move heavy `IsVinAssociatedWithPubkey` deep inside of `CheckInputsAndAdd` to be actually executed only once per masternode and only after much simpler checks were executed;
- Verify `GetInputAge` (it uses cache) before trying to enter `AcceptToMemoryPool` (which hash many ifs and checks inside).
This commit is contained in:
UdjinM6 2016-05-24 03:08:16 +03:00
parent 38b532ae6d
commit 87ad368643
2 changed files with 16 additions and 14 deletions
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22
src/masternode.cpp
View File

@ -462,6 +462,14 @@ bool CMasternodeBroadcast::CheckInputsAndAdd(int& nDos)
else mnodeman.Remove(pmn->vin);
}
if(GetInputAge(vin) < Params().GetConsensus().nMasternodeMinimumConfirmations){
LogPrintf("CMasternodeBroadcast::CheckInputsAndAdd - Input must have at least %d confirmations\n", Params().GetConsensus().nMasternodeMinimumConfirmations);
// maybe we miss few blocks, let this mnb to be checked again later
mnodeman.mapSeenMasternodeBroadcast.erase(GetHash());
masternodeSync.mapSeenSyncMNB.erase(GetHash());
return false;
}
CValidationState state;
CMutableTransaction tx = CMutableTransaction();
CTxOut vout = CTxOut(999.99*COIN, darkSendPool.collateralPubKey);
@ -485,13 +493,14 @@ bool CMasternodeBroadcast::CheckInputsAndAdd(int& nDos)
}
}
LogPrint("masternode", "CMasternodeBroadcast::CheckInputsAndAdd - Accepted Masternode entry\n");
LogPrint("masternode", "CMasternodeBroadcast::CheckInputsAndAdd - Accepted Masternode entry to mempool (dry-run mode)\n");
if(GetInputAge(vin) < Params().GetConsensus().nMasternodeMinimumConfirmations){
LogPrintf("CMasternodeBroadcast::CheckInputsAndAdd - Input must have at least %d confirmations\n", Params().GetConsensus().nMasternodeMinimumConfirmations);
// maybe we miss few blocks, let this mnb to be checked again later
mnodeman.mapSeenMasternodeBroadcast.erase(GetHash());
masternodeSync.mapSeenSyncMNB.erase(GetHash());
// make sure the vout that was signed is related to the transaction that spawned the Masternode
// - this is expensive, so it's only done once per Masternode
if(!darkSendSigner.IsVinAssociatedWithPubkey(vin, pubkey)) {
LogPrintf("CMasternodeMan::CheckInputsAndAdd - Got mismatched pubkey and vin\n");
nDos = 33;
return false;
}
@ -515,6 +524,7 @@ bool CMasternodeBroadcast::CheckInputsAndAdd(int& nDos)
}
}
}
LogPrintf("CMasternodeBroadcast::CheckInputsAndAdd - Got NEW Masternode entry - %s - %s - %s - %lli \n", GetHash().ToString(), addr.ToString(), vin.ToString(), sigTime);
CMasternode mn(*this);
mnodeman.Add(mn);

8
src/masternodeman.cpp
View File

@ -840,14 +840,6 @@ bool CMasternodeMan::CheckMnbAndUpdateMasternodeList(CMasternodeBroadcast mnb, i
return false;
}
// make sure the vout that was signed is related to the transaction that spawned the Masternode
// - this is expensive, so it's only done once per Masternode
if(!darkSendSigner.IsVinAssociatedWithPubkey(mnb.vin, mnb.pubkey)) {
LogPrintf("CMasternodeMan::CheckMnbAndUpdateMasternodeList - Got mismatched pubkey and vin\n");
nDos = 33;
return false;
}
// make sure it's still unspent
// - this is checked later by .check() in many places and by ThreadCheckDarkSendPool()
if(mnb.CheckInputsAndAdd(nDos)) {