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Code Issues Activity

feefilter: Compute the absolute fee rather than stored rate to match mempool acceptance logic

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This commit is contained in:
Gregory Sanders 2019-07-31 13:21:00 -04:00
parent a689c11907
commit 8e59af55aa
3 changed files with 15 additions and 11 deletions
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17
src/net_processing.cpp
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@ -3847,10 +3847,10 @@ bool PeerLogicValidation::SendMessages(CNode* pto)
if (fSendTrickle && pto->m_tx_relay->fSendMempool) {
auto vtxinfo = mempool.infoAll();
pto->m_tx_relay->fSendMempool = false;
CAmount filterrate = 0;
CFeeRate filterrate;
{
LOCK(pto->m_tx_relay->cs_feeFilter);
filterrate = pto->m_tx_relay->minFeeFilter;
filterrate = CFeeRate(pto->m_tx_relay->minFeeFilter);
}
LOCK(pto->m_tx_relay->cs_filter);
@ -3859,9 +3859,9 @@ bool PeerLogicValidation::SendMessages(CNode* pto)
const uint256& hash = txinfo.tx->GetHash();
CInv inv(MSG_TX, hash);
pto->m_tx_relay->setInventoryTxToSend.erase(hash);
if (filterrate) {
if (txinfo.feeRate.GetFeePerK() < filterrate)
continue;
// Don't send transactions that peers will not put into their mempool
if (txinfo.fee < filterrate.GetFee(txinfo.vsize)) {
continue;
}
if (pto->m_tx_relay->pfilter) {
if (!pto->m_tx_relay->pfilter->IsRelevantAndUpdate(*txinfo.tx)) continue;
@ -3884,10 +3884,10 @@ bool PeerLogicValidation::SendMessages(CNode* pto)
for (std::set<uint256>::iterator it = pto->m_tx_relay->setInventoryTxToSend.begin(); it != pto->m_tx_relay->setInventoryTxToSend.end(); it++) {
vInvTx.push_back(it);
}
CAmount filterrate = 0;
CFeeRate filterrate;
{
LOCK(pto->m_tx_relay->cs_feeFilter);
filterrate = pto->m_tx_relay->minFeeFilter;
filterrate = CFeeRate(pto->m_tx_relay->minFeeFilter);
}
// Topologically and fee-rate sort the inventory we send for privacy and priority reasons.
// A heap is used so that not all items need sorting if only a few are being sent.
@ -3914,7 +3914,8 @@ bool PeerLogicValidation::SendMessages(CNode* pto)
if (!txinfo.tx) {
continue;
}
if (filterrate && txinfo.feeRate.GetFeePerK() < filterrate) {
// Peer told you to not send transactions at that feerate? Don't bother sending it.
if (txinfo.fee < filterrate.GetFee(txinfo.vsize)) {
continue;
}
if (pto->m_tx_relay->pfilter && !pto->m_tx_relay->pfilter->IsRelevantAndUpdate(*txinfo.tx)) continue;

2
src/txmempool.cpp
View file

@ -773,7 +773,7 @@ void CTxMemPool::queryHashes(std::vector<uint256>& vtxid) const
}
static TxMempoolInfo GetInfo(CTxMemPool::indexed_transaction_set::const_iterator it) {
return TxMempoolInfo{it->GetSharedTx(), it->GetTime(), CFeeRate(it->GetFee(), it->GetTxSize()), it->GetModifiedFee() - it->GetFee()};
return TxMempoolInfo{it->GetSharedTx(), it->GetTime(), it->GetFee(), it->GetTxSize(), it->GetModifiedFee() - it->GetFee()};
}
std::vector<TxMempoolInfo> CTxMemPool::infoAll() const

7
src/txmempool.h
View file

@ -334,8 +334,11 @@ struct TxMempoolInfo
/** Time the transaction entered the mempool. */
std::chrono::seconds m_time;
/** Feerate of the transaction. */
CFeeRate feeRate;
/** Fee of the transaction. */
CAmount fee;
/** Virtual size of the transaction. */
size_t vsize;
/** The fee delta. */
int64_t nFeeDelta;