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Move orphan-conflict removal from main logic into a callback

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This makes the orphan map a part of net-processing logic instead
of main logic.
This commit is contained in:
Matt Corallo 2016-11-03 14:58:29 -04:00
parent 97e28029c9
commit d2b88f97a1
2 changed files with 29 additions and 28 deletions
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56
src/main.cpp
View file

@ -3085,34 +3085,6 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams,
}
// When we reach this point, we switched to a new tip (stored in pindexNewTip).
// Remove orphan transactions with cs_main
{
LOCK(cs_main);
for(unsigned int i = 0; i < txChanged.size(); i++) {
std::vector<uint256> vOrphanErase;
const CTransaction& tx = std::get<0>(txChanged[i]);
// Which orphan pool entries must we evict?
for (size_t j = 0; j < tx.vin.size(); j++) {
auto itByPrev = mapOrphanTransactionsByPrev.find(tx.vin[j].prevout);
if (itByPrev == mapOrphanTransactionsByPrev.end()) continue;
for (auto mi = itByPrev->second.begin(); mi != itByPrev->second.end(); ++mi) {
const CTransaction& orphanTx = (*mi)->second.tx;
const uint256& orphanHash = orphanTx.GetHash();
vOrphanErase.push_back(orphanHash);
}
}
// Erase orphan transactions include or precluded by this block
if (vOrphanErase.size()) {
int nErased = 0;
BOOST_FOREACH(uint256 &orphanHash, vOrphanErase) {
nErased += EraseOrphanTx(orphanHash);
}
LogPrint("mempool", "Erased %d orphan tx included or conflicted by block\n", nErased);
}
}
}
// Notifications/callbacks that can run without cs_main
// throw all transactions though the signal-interface
@ -4752,6 +4724,34 @@ PeerLogicValidation::PeerLogicValidation(CConnman* connmanIn) : connman(connmanI
recentRejects.reset(new CRollingBloomFilter(120000, 0.000001));
}
void PeerLogicValidation::SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock) {
if (nPosInBlock == CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK)
return;
LOCK(cs_main);
std::vector<uint256> vOrphanErase;
// Which orphan pool entries must we evict?
for (size_t j = 0; j < tx.vin.size(); j++) {
auto itByPrev = mapOrphanTransactionsByPrev.find(tx.vin[j].prevout);
if (itByPrev == mapOrphanTransactionsByPrev.end()) continue;
for (auto mi = itByPrev->second.begin(); mi != itByPrev->second.end(); ++mi) {
const CTransaction& orphanTx = (*mi)->second.tx;
const uint256& orphanHash = orphanTx.GetHash();
vOrphanErase.push_back(orphanHash);
}
}
// Erase orphan transactions include or precluded by this block
if (vOrphanErase.size()) {
int nErased = 0;
BOOST_FOREACH(uint256 &orphanHash, vOrphanErase) {
nErased += EraseOrphanTx(orphanHash);
}
LogPrint("mempool", "Erased %d orphan tx included or conflicted by block\n", nErased);
}
}
void PeerLogicValidation::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) {
const int nNewHeight = pindexNew->nHeight;
connman->SetBestHeight(nNewHeight);

1
src/main.h
View file

@ -560,6 +560,7 @@ private:
public:
PeerLogicValidation(CConnman* connmanIn);
virtual void SyncTransaction(const CTransaction& tx, const CBlockIndex* pindex, int nPosInBlock);
virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload);
virtual void BlockChecked(const CBlock& block, const CValidationState& state);
};