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[net processing] Lazily initialize m_recent_rejects

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This commit is contained in:
dergoegge 2024-07-08 15:21:40 +01:00
parent 38c30a4b50
commit 662e8db2d3
1 changed files with 19 additions and 8 deletions
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27
src/net_processing.cpp
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@ -897,7 +897,18 @@ private:
*
* Memory used: 1.3 MB
*/
CRollingBloomFilter m_recent_rejects GUARDED_BY(m_tx_download_mutex){120'000, 0.000'001};
std::unique_ptr<CRollingBloomFilter> m_recent_rejects GUARDED_BY(m_tx_download_mutex){nullptr};
CRollingBloomFilter& RecentRejectsFilter() EXCLUSIVE_LOCKS_REQUIRED(m_tx_download_mutex)
{
AssertLockHeld(m_tx_download_mutex);
if (!m_recent_rejects) {
m_recent_rejects = std::make_unique<CRollingBloomFilter>(120'000, 0.000'001);
}
return *m_recent_rejects;
}
/**
* Filter for:
@ -2080,7 +2091,7 @@ void PeerManagerImpl::ActiveTipChange(const CBlockIndex& new_tip, bool is_ibd)
// If the chain tip has changed, previously rejected transactions might now be valid, e.g. due
// to a timelock. Reset the rejection filters to give those transactions another chance if we
// see them again.
m_recent_rejects.reset();
RecentRejectsFilter().reset();
m_recent_rejects_reconsiderable.reset();
}
}
@ -2304,7 +2315,7 @@ bool PeerManagerImpl::AlreadyHaveTx(const GenTxid& gtxid, bool include_reconside
if (m_recent_confirmed_transactions.contains(hash)) return true;
return m_recent_rejects.contains(hash) || m_mempool.exists(gtxid);
return RecentRejectsFilter().contains(hash) || m_mempool.exists(gtxid);
}
bool PeerManagerImpl::AlreadyHaveBlock(const uint256& block_hash)
@ -3197,7 +3208,7 @@ void PeerManagerImpl::ProcessInvalidTx(NodeId nodeid, const CTransactionRef& ptx
// submit it as part of a package later.
m_recent_rejects_reconsiderable.insert(ptx->GetWitnessHash().ToUint256());
} else {
m_recent_rejects.insert(ptx->GetWitnessHash().ToUint256());
RecentRejectsFilter().insert(ptx->GetWitnessHash().ToUint256());
}
m_txrequest.ForgetTxHash(ptx->GetWitnessHash());
// If the transaction failed for TX_INPUTS_NOT_STANDARD,
@ -3211,7 +3222,7 @@ void PeerManagerImpl::ProcessInvalidTx(NodeId nodeid, const CTransactionRef& ptx
// We only add the txid if it differs from the wtxid, to avoid wasting entries in the
// rolling bloom filter.
if (state.GetResult() == TxValidationResult::TX_INPUTS_NOT_STANDARD && ptx->HasWitness()) {
m_recent_rejects.insert(ptx->GetHash().ToUint256());
RecentRejectsFilter().insert(ptx->GetHash().ToUint256());
m_txrequest.ForgetTxHash(ptx->GetHash());
}
if (maybe_add_extra_compact_tx && RecursiveDynamicUsage(*ptx) < 100000) {
@ -4609,7 +4620,7 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
// submit 1p1c packages. However, fail immediately if any are in m_recent_rejects.
std::optional<uint256> rejected_parent_reconsiderable;
for (const uint256& parent_txid : unique_parents) {
if (m_recent_rejects.contains(parent_txid)) {
if (RecentRejectsFilter().contains(parent_txid)) {
fRejectedParents = true;
break;
} else if (m_recent_rejects_reconsiderable.contains(parent_txid) && !m_mempool.exists(GenTxid::Txid(parent_txid))) {
@ -4658,8 +4669,8 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
// regardless of what witness is provided, we will not accept
// this, so we don't need to allow for redownload of this txid
// from any of our non-wtxidrelay peers.
m_recent_rejects.insert(tx.GetHash().ToUint256());
m_recent_rejects.insert(tx.GetWitnessHash().ToUint256());
RecentRejectsFilter().insert(tx.GetHash().ToUint256());
RecentRejectsFilter().insert(tx.GetWitnessHash().ToUint256());
m_txrequest.ForgetTxHash(tx.GetHash());
m_txrequest.ForgetTxHash(tx.GetWitnessHash());
}