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-rw-r--r--src/main.cpp73
1 files changed, 60 insertions, 13 deletions
diff --git a/src/main.cpp b/src/main.cpp
index fc443cfb72..36189f4ffc 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -17,10 +17,12 @@
#include "init.h"
#include "merkleblock.h"
#include "net.h"
+#include "policy/fees.h"
#include "policy/policy.h"
#include "pow.h"
#include "primitives/block.h"
#include "primitives/transaction.h"
+#include "random.h"
#include "script/script.h"
#include "script/sigcache.h"
#include "script/standard.h"
@@ -81,6 +83,7 @@ CFeeRate minRelayTxFee = CFeeRate(DEFAULT_MIN_RELAY_TX_FEE);
CAmount maxTxFee = DEFAULT_TRANSACTION_MAXFEE;
CTxMemPool mempool(::minRelayTxFee);
+FeeFilterRounder filterRounder(::minRelayTxFee);
struct COrphanTx {
CTransaction tx;
@@ -987,7 +990,7 @@ std::string FormatStateMessage(const CValidationState &state)
}
bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const CTransaction& tx, bool fLimitFree,
- bool* pfMissingInputs, bool fOverrideMempoolLimit, const CAmount nAbsurdFee,
+ bool* pfMissingInputs, CFeeRate* txFeeRate, bool fOverrideMempoolLimit, const CAmount& nAbsurdFee,
std::vector<uint256>& vHashTxnToUncache)
{
const uint256 hash = tx.GetHash();
@@ -1144,6 +1147,9 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
CTxMemPoolEntry entry(tx, nFees, GetTime(), dPriority, chainActive.Height(), pool.HasNoInputsOf(tx), inChainInputValue, fSpendsCoinbase, nSigOps, lp);
unsigned int nSize = entry.GetTxSize();
+ if (txFeeRate) {
+ *txFeeRate = CFeeRate(nFees, nSize);
+ }
// Check that the transaction doesn't have an excessive number of
// sigops, making it impossible to mine. Since the coinbase transaction
@@ -1392,10 +1398,10 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
}
bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransaction &tx, bool fLimitFree,
- bool* pfMissingInputs, bool fOverrideMempoolLimit, const CAmount nAbsurdFee)
+ bool* pfMissingInputs, CFeeRate* txFeeRate, bool fOverrideMempoolLimit, const CAmount nAbsurdFee)
{
std::vector<uint256> vHashTxToUncache;
- bool res = AcceptToMemoryPoolWorker(pool, state, tx, fLimitFree, pfMissingInputs, fOverrideMempoolLimit, nAbsurdFee, vHashTxToUncache);
+ bool res = AcceptToMemoryPoolWorker(pool, state, tx, fLimitFree, pfMissingInputs, txFeeRate, fOverrideMempoolLimit, nAbsurdFee, vHashTxToUncache);
if (!res) {
BOOST_FOREACH(const uint256& hashTx, vHashTxToUncache)
pcoinsTip->Uncache(hashTx);
@@ -2620,7 +2626,7 @@ bool static DisconnectTip(CValidationState& state, const Consensus::Params& cons
// ignore validation errors in resurrected transactions
list<CTransaction> removed;
CValidationState stateDummy;
- if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL, true)) {
+ if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL, NULL, true)) {
mempool.removeRecursive(tx, removed);
} else if (mempool.exists(tx.GetHash())) {
vHashUpdate.push_back(tx.GetHash());
@@ -4916,10 +4922,10 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
pfrom->setAskFor.erase(inv.hash);
mapAlreadyAskedFor.erase(inv);
- if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, tx, true, &fMissingInputs))
- {
+ CFeeRate txFeeRate = CFeeRate(0);
+ if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, tx, true, &fMissingInputs, &txFeeRate)) {
mempool.check(pcoinsTip);
- RelayTransaction(tx);
+ RelayTransaction(tx, txFeeRate);
vWorkQueue.push_back(inv.hash);
LogPrint("mempool", "AcceptToMemoryPool: peer=%d: accepted %s (poolsz %u txn, %u kB)\n",
@@ -4950,10 +4956,10 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
if (setMisbehaving.count(fromPeer))
continue;
- if (AcceptToMemoryPool(mempool, stateDummy, orphanTx, true, &fMissingInputs2))
- {
+ CFeeRate orphanFeeRate = CFeeRate(0);
+ if (AcceptToMemoryPool(mempool, stateDummy, orphanTx, true, &fMissingInputs2, &orphanFeeRate)) {
LogPrint("mempool", " accepted orphan tx %s\n", orphanHash.ToString());
- RelayTransaction(orphanTx);
+ RelayTransaction(orphanTx, orphanFeeRate);
vWorkQueue.push_back(orphanHash);
vEraseQueue.push_back(orphanHash);
}
@@ -5006,7 +5012,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
int nDoS = 0;
if (!state.IsInvalid(nDoS) || nDoS == 0) {
LogPrintf("Force relaying tx %s from whitelisted peer=%d\n", tx.GetHash().ToString(), pfrom->id);
- RelayTransaction(tx);
+ RelayTransaction(tx, txFeeRate);
} else {
LogPrintf("Not relaying invalid transaction %s from whitelisted peer=%d (%s)\n", tx.GetHash().ToString(), pfrom->id, FormatStateMessage(state));
}
@@ -5200,6 +5206,13 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
if (!fInMemPool) continue; // another thread removed since queryHashes, maybe...
if (!pfrom->pfilter->IsRelevantAndUpdate(tx)) continue;
}
+ if (pfrom->minFeeFilter) {
+ CFeeRate feeRate;
+ mempool.lookupFeeRate(hash, feeRate);
+ LOCK(pfrom->cs_feeFilter);
+ if (feeRate.GetFeePerK() < pfrom->minFeeFilter)
+ continue;
+ }
vInv.push_back(inv);
if (vInv.size() == MAX_INV_SZ) {
pfrom->PushMessage(NetMsgType::INV, vInv);
@@ -5362,8 +5375,19 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
}
}
- else
- {
+ else if (strCommand == NetMsgType::FEEFILTER) {
+ CAmount newFeeFilter = 0;
+ vRecv >> newFeeFilter;
+ if (MoneyRange(newFeeFilter)) {
+ {
+ LOCK(pfrom->cs_feeFilter);
+ pfrom->minFeeFilter = newFeeFilter;
+ }
+ LogPrint("net", "received: feefilter of %s from peer=%d\n", CFeeRate(newFeeFilter).ToString(), pfrom->id);
+ }
+ }
+
+ else {
// Ignore unknown commands for extensibility
LogPrint("net", "Unknown command \"%s\" from peer=%d\n", SanitizeString(strCommand), pfrom->id);
}
@@ -5845,6 +5869,29 @@ bool SendMessages(CNode* pto)
if (!vGetData.empty())
pto->PushMessage(NetMsgType::GETDATA, vGetData);
+ //
+ // Message: feefilter
+ //
+ // We don't want white listed peers to filter txs to us if we have -whitelistforcerelay
+ if (pto->nVersion >= FEEFILTER_VERSION && GetBoolArg("-feefilter", DEFAULT_FEEFILTER) &&
+ !(pto->fWhitelisted && GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY))) {
+ CAmount currentFilter = mempool.GetMinFee(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000).GetFeePerK();
+ int64_t timeNow = GetTimeMicros();
+ if (timeNow > pto->nextSendTimeFeeFilter) {
+ CAmount filterToSend = filterRounder.round(currentFilter);
+ if (filterToSend != pto->lastSentFeeFilter) {
+ pto->PushMessage(NetMsgType::FEEFILTER, filterToSend);
+ pto->lastSentFeeFilter = filterToSend;
+ }
+ pto->nextSendTimeFeeFilter = PoissonNextSend(timeNow, AVG_FEEFILTER_BROADCAST_INTERVAL);
+ }
+ // If the fee filter has changed substantially and it's still more than MAX_FEEFILTER_CHANGE_DELAY
+ // until scheduled broadcast, then move the broadcast to within MAX_FEEFILTER_CHANGE_DELAY.
+ else if (timeNow + MAX_FEEFILTER_CHANGE_DELAY * 1000000 < pto->nextSendTimeFeeFilter &&
+ (currentFilter < 3 * pto->lastSentFeeFilter / 4 || currentFilter > 4 * pto->lastSentFeeFilter / 3)) {
+ pto->nextSendTimeFeeFilter = timeNow + (insecure_rand() % MAX_FEEFILTER_CHANGE_DELAY) * 1000000;
+ }
+ }
}
return true;
}
generated by cgit v1.2.3 (git 2.26.2) at 2024-09-21 09:33:31 +0000