Merge #8930: Move orphan processing to ActivateBestChain

d2b88f9 Move orphan-conflict removal from main logic into a callback (Matt Corallo)
97e2802 Erase orphans per-transaction instead of per-block (Matt Corallo)
ec4525c Move orphan processing to ActivateBestChain (Matt Corallo)
This commit is contained in:
Pieter Wuille 2016-11-23 16:19:14 -08:00 committed by Alexander Block
parent f831710f46
commit 3a48d2b832
3 changed files with 29 additions and 40 deletions

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@ -525,21 +525,6 @@ void UnregisterNodeSignals(CNodeSignals& nodeSignals)
// mapOrphanTransactions
//
// TODO This is a temporary solution while backporting Bitcoin 0.13 changes into Dash
// See caller of this method
void LoopMapOrphanTransactionsByPrev(const CTransaction &tx, std::vector<uint256> &vOrphanErase)
{
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);
}
}
}
bool AddOrphanTx(const CTransaction& tx, NodeId peer) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
{
uint256 hash = tx.GetHash();
@ -678,6 +663,34 @@ 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);

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@ -33,6 +33,7 @@ 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);
};

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@ -2101,7 +2101,6 @@ static bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockInd
CCheckQueueControl<CScriptCheck> control(fScriptChecks && nScriptCheckThreads ? &scriptcheckqueue : NULL);
std::vector<uint256> vOrphanErase;
std::vector<int> prevheights;
CAmount nFees = 0;
int nInputs = 0;
@ -2141,22 +2140,6 @@ static bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockInd
prevheights[j] = view.AccessCoin(tx.vin[j].prevout).nHeight;
}
// 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);
// }
//}
// TODO This is a temporary solution while backporting Bitcoin 0.13 changes into Dash
// It is needed because the splitting of main.cpp into validation.cpp/net_processing.cpp was done out of order
// When we catch up with backporting, the above loop will be at the correct place in net_processing.cpp
// and this hack can be removed
LoopMapOrphanTransactionsByPrev(tx, vOrphanErase);
if (!SequenceLocks(tx, nLockTimeFlags, &prevheights, *pindex)) {
return state.DoS(100, error("%s: contains a non-BIP68-final transaction", __func__),
REJECT_INVALID, "bad-txns-nonfinal");
@ -2349,14 +2332,6 @@ static bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockInd
GetMainSignals().UpdatedTransaction(hashPrevBestCoinBase);
hashPrevBestCoinBase = block.vtx[0]->GetHash();
// 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);
}
int64_t nTime6 = GetTimeMicros(); nTimeCallbacks += nTime6 - nTime5;
LogPrint("bench", " - Callbacks: %.2fms [%.2fs]\n", 0.001 * (nTime6 - nTime5), nTimeCallbacks * 0.000001);