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-rw-r--r--src/init.cpp21
-rw-r--r--src/policy/fees.cpp19
-rw-r--r--src/policy/fees.h3
3 files changed, 24 insertions, 19 deletions
diff --git a/src/init.cpp b/src/init.cpp
index de8f32cf6a..6877f5db47 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -98,8 +98,6 @@ static const bool DEFAULT_STOPAFTERBLOCKIMPORT = false;
#define MIN_CORE_FILEDESCRIPTORS 150
#endif
-static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
-
static const char* DEFAULT_ASMAP_FILENAME="ip_asn.map";
/**
@@ -235,17 +233,8 @@ void Shutdown(NodeContext& node)
DumpMempool(*node.mempool);
}
- if (node.fee_estimator) {
- node.fee_estimator->FlushUnconfirmed();
- fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
- CAutoFile est_fileout(fsbridge::fopen(est_path, "wb"), SER_DISK, CLIENT_VERSION);
- if (!est_fileout.IsNull()) {
- node.fee_estimator->Write(est_fileout);
- } else {
- LogPrintf("%s: Failed to write fee estimates to %s\n", __func__, est_path.string());
- }
- }
-
+ // Drop transactions we were still watching, and record fee estimations.
+ if (node.fee_estimator) node.fee_estimator->Flush();
// FlushStateToDisk generates a ChainStateFlushed callback, which we should avoid missing
if (node.chainman) {
@@ -1790,12 +1779,6 @@ bool AppInitMain(const util::Ref& context, NodeContext& node, interfaces::BlockA
return false;
}
- fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
- CAutoFile est_filein(fsbridge::fopen(est_path, "rb"), SER_DISK, CLIENT_VERSION);
- // Allowed to fail as this file IS missing on first startup.
- if (node.fee_estimator && !est_filein.IsNull()) {
- node.fee_estimator->Read(est_filein);
- }
// ********************************************************* Step 8: start indexers
if (args.GetBoolArg("-txindex", DEFAULT_TXINDEX)) {
g_txindex = MakeUnique<TxIndex>(nTxIndexCache, false, fReindex);
diff --git a/src/policy/fees.cpp b/src/policy/fees.cpp
index 0f31093dbb..f6e378866c 100644
--- a/src/policy/fees.cpp
+++ b/src/policy/fees.cpp
@@ -10,6 +10,8 @@
#include <txmempool.h>
#include <util/system.h>
+static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
+
static constexpr double INF_FEERATE = 1e99;
std::string StringForFeeEstimateHorizon(FeeEstimateHorizon horizon) {
@@ -489,6 +491,7 @@ CBlockPolicyEstimator::CBlockPolicyEstimator()
{
static_assert(MIN_BUCKET_FEERATE > 0, "Min feerate must be nonzero");
size_t bucketIndex = 0;
+
for (double bucketBoundary = MIN_BUCKET_FEERATE; bucketBoundary <= MAX_BUCKET_FEERATE; bucketBoundary *= FEE_SPACING, bucketIndex++) {
buckets.push_back(bucketBoundary);
bucketMap[bucketBoundary] = bucketIndex;
@@ -500,6 +503,13 @@ CBlockPolicyEstimator::CBlockPolicyEstimator()
feeStats = std::unique_ptr<TxConfirmStats>(new TxConfirmStats(buckets, bucketMap, MED_BLOCK_PERIODS, MED_DECAY, MED_SCALE));
shortStats = std::unique_ptr<TxConfirmStats>(new TxConfirmStats(buckets, bucketMap, SHORT_BLOCK_PERIODS, SHORT_DECAY, SHORT_SCALE));
longStats = std::unique_ptr<TxConfirmStats>(new TxConfirmStats(buckets, bucketMap, LONG_BLOCK_PERIODS, LONG_DECAY, LONG_SCALE));
+
+ // If the fee estimation file is present, read recorded estimations
+ fs::path est_filepath = GetDataDir() / FEE_ESTIMATES_FILENAME;
+ CAutoFile est_file(fsbridge::fopen(est_filepath, "rb"), SER_DISK, CLIENT_VERSION);
+ if (est_file.IsNull() || !Read(est_file)) {
+ LogPrintf("Failed to read fee estimates from %s. Continue anyway.\n", est_filepath.string());
+ }
}
CBlockPolicyEstimator::~CBlockPolicyEstimator()
@@ -856,6 +866,15 @@ CFeeRate CBlockPolicyEstimator::estimateSmartFee(int confTarget, FeeCalculation
return CFeeRate(llround(median));
}
+void CBlockPolicyEstimator::Flush() {
+ FlushUnconfirmed();
+
+ fs::path est_filepath = GetDataDir() / FEE_ESTIMATES_FILENAME;
+ CAutoFile est_file(fsbridge::fopen(est_filepath, "wb"), SER_DISK, CLIENT_VERSION);
+ if (est_file.IsNull() || !Write(est_file)) {
+ LogPrintf("Failed to write fee estimates to %s\n", est_filepath.string());
+ }
+}
bool CBlockPolicyEstimator::Write(CAutoFile& fileout) const
{
diff --git a/src/policy/fees.h b/src/policy/fees.h
index 8ea8816dc3..dd9f530c99 100644
--- a/src/policy/fees.h
+++ b/src/policy/fees.h
@@ -215,6 +215,9 @@ public:
/** Calculation of highest target that estimates are tracked for */
unsigned int HighestTargetTracked(FeeEstimateHorizon horizon) const;
+ /** Drop still unconfirmed transactions and record current estimations, if the fee estimation file is present. */
+ void Flush();
+
private:
mutable RecursiveMutex m_cs_fee_estimator;