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-rw-r--r--src/init.cpp83
1 files changed, 68 insertions, 15 deletions
diff --git a/src/init.cpp b/src/init.cpp
index f0334a08e..5be011f94 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -130,6 +130,7 @@ static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
//
std::atomic<bool> fRequestShutdown(false);
+std::atomic<bool> fDumpMempoolLater(false);
void StartShutdown()
{
@@ -211,7 +212,8 @@ void Shutdown()
StopTorControl();
UnregisterNodeSignals(GetNodeSignals());
- DumpMempool();
+ if (fDumpMempoolLater)
+ DumpMempool();
if (fFeeEstimatesInitialized)
{
@@ -327,8 +329,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-blocknotify=<cmd>", _("Execute command when the best block changes (%s in cmd is replaced by block hash)"));
if (showDebug)
strUsage += HelpMessageOpt("-blocksonly", strprintf(_("Whether to operate in a blocks only mode (default: %u)"), DEFAULT_BLOCKSONLY));
- strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), DEFAULT_CHECKBLOCKS));
- strUsage += HelpMessageOpt("-checklevel=<n>", strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"), DEFAULT_CHECKLEVEL));
+ strUsage +=HelpMessageOpt("-assumevalid=<hex>", strprintf(_("If this block is in the chain assume that it and its ancestors are valid and potentially skip their script verification (0 to verify all, default: %s, testnet: %s)"), Params(CBaseChainParams::MAIN).GetConsensus().defaultAssumeValid.GetHex(), Params(CBaseChainParams::TESTNET).GetConsensus().defaultAssumeValid.GetHex()));
strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), BITCOIN_CONF_FILENAME));
if (mode == HMM_BITCOIND)
{
@@ -344,14 +345,15 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-maxorphantx=<n>", strprintf(_("Keep at most <n> unconnectable transactions in memory (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS));
strUsage += HelpMessageOpt("-maxmempool=<n>", strprintf(_("Keep the transaction memory pool below <n> megabytes (default: %u)"), DEFAULT_MAX_MEMPOOL_SIZE));
strUsage += HelpMessageOpt("-mempoolexpiry=<n>", strprintf(_("Do not keep transactions in the mempool longer than <n> hours (default: %u)"), DEFAULT_MEMPOOL_EXPIRY));
+ strUsage += HelpMessageOpt("-blockreconstructionextratxn=<n>", strprintf(_("Extra transactions to keep in memory for compact block reconstructions (default: %u)"), DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN));
strUsage += HelpMessageOpt("-par=<n>", strprintf(_("Set the number of script verification threads (%u to %d, 0 = auto, <0 = leave that many cores free, default: %d)"),
-GetNumCores(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS));
#ifndef WIN32
strUsage += HelpMessageOpt("-pid=<file>", strprintf(_("Specify pid file (default: %s)"), BITCOIN_PID_FILENAME));
#endif
- strUsage += HelpMessageOpt("-prune=<n>", strprintf(_("Reduce storage requirements by pruning (deleting) old blocks. This mode is incompatible with -txindex and -rescan. "
+ strUsage += HelpMessageOpt("-prune=<n>", strprintf(_("Reduce storage requirements by enabling pruning (deleting) of old blocks. This allows the pruneblockchain RPC to be called to delete specific blocks, and enables automatic pruning of old blocks if a target size in MiB is provided. This mode is incompatible with -txindex and -rescan. "
"Warning: Reverting this setting requires re-downloading the entire blockchain. "
- "(default: 0 = disable pruning blocks, >%u = target size in MiB to use for block files)"), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
+ "(default: 0 = disable pruning blocks, 1 = allow manual pruning via RPC, >%u = automatically prune block files to stay under the specified target size in MiB)"), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
strUsage += HelpMessageOpt("-reindex-chainstate", _("Rebuild chain state from the currently indexed blocks"));
strUsage += HelpMessageOpt("-reindex", _("Rebuild chain state and block index from the blk*.dat files on disk"));
#ifndef WIN32
@@ -418,6 +420,8 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-uacomment=<cmt>", _("Append comment to the user agent string"));
if (showDebug)
{
+ strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), DEFAULT_CHECKBLOCKS));
+ strUsage += HelpMessageOpt("-checklevel=<n>", strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"), DEFAULT_CHECKLEVEL));
strUsage += HelpMessageOpt("-checkblockindex", strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", DEFAULT_CHECKPOINTS_ENABLED));
@@ -465,8 +469,11 @@ std::string HelpMessage(HelpMessageMode mode)
AppendParamsHelpMessages(strUsage, showDebug);
strUsage += HelpMessageGroup(_("Node relay options:"));
- if (showDebug)
+ if (showDebug) {
strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", !Params(CBaseChainParams::TESTNET).RequireStandard()));
+ strUsage += HelpMessageOpt("-incrementalrelayfee=<amt>", strprintf("Fee rate (in %s/kB) used to define cost of relay, used for mempool limiting and BIP 125 replacement. (default: %s)", CURRENCY_UNIT, FormatMoney(DEFAULT_INCREMENTAL_RELAY_FEE)));
+ strUsage += HelpMessageOpt("-dustrelayfee=<amt>", strprintf("Fee rate (in %s/kB) used to defined dust, the value of an output such that it will cost about 1/3 of its value in fees at this fee rate to spend it. (default: %s)", CURRENCY_UNIT, FormatMoney(DUST_RELAY_TX_FEE)));
+ }
strUsage += HelpMessageOpt("-bytespersigop", strprintf(_("Equivalent bytes per sigop in transactions for relay and mining (default: %u)"), DEFAULT_BYTES_PER_SIGOP));
strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), DEFAULT_ACCEPT_DATACARRIER));
strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY));
@@ -476,6 +483,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-blockmaxweight=<n>", strprintf(_("Set maximum BIP141 block weight (default: %d)"), DEFAULT_BLOCK_MAX_WEIGHT));
strUsage += HelpMessageOpt("-blockmaxsize=<n>", strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE));
strUsage += HelpMessageOpt("-blockprioritysize=<n>", strprintf(_("Set maximum size of high-priority/low-fee transactions in bytes (default: %d)"), DEFAULT_BLOCK_PRIORITY_SIZE));
+ strUsage += HelpMessageOpt("-blockmintxfee=<amt>", strprintf(_("Set lowest fee rate (in %s/kB) for transactions to be included in block creation. (default: %s)"), CURRENCY_UNIT, FormatMoney(DEFAULT_BLOCK_MIN_TX_FEE)));
if (showDebug)
strUsage += HelpMessageOpt("-blockversion=<n>", "Override block version to test forking scenarios");
@@ -669,6 +677,7 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
}
} // End scope of CImportingNow
LoadMempool();
+ fDumpMempoolLater = !fRequestShutdown;
}
/** Sanity checks
@@ -871,11 +880,11 @@ bool AppInitParameterInteraction()
nMaxConnections = std::max(nUserMaxConnections, 0);
// Trim requested connection counts, to fit into system limitations
- nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0);
- nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS);
+ nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS - MAX_ADDNODE_CONNECTIONS)), 0);
+ nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS + MAX_ADDNODE_CONNECTIONS);
if (nFD < MIN_CORE_FILEDESCRIPTORS)
return InitError(_("Not enough file descriptors available."));
- nMaxConnections = std::min(nFD - MIN_CORE_FILEDESCRIPTORS, nMaxConnections);
+ nMaxConnections = std::min(nFD - MIN_CORE_FILEDESCRIPTORS - MAX_ADDNODE_CONNECTIONS, nMaxConnections);
if (nMaxConnections < nUserMaxConnections)
InitWarning(strprintf(_("Reducing -maxconnections from %d to %d, because of system limitations."), nUserMaxConnections, nMaxConnections));
@@ -917,11 +926,26 @@ bool AppInitParameterInteraction()
fCheckBlockIndex = GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks());
fCheckpointsEnabled = GetBoolArg("-checkpoints", DEFAULT_CHECKPOINTS_ENABLED);
+ hashAssumeValid = uint256S(GetArg("-assumevalid", chainparams.GetConsensus().defaultAssumeValid.GetHex()));
+ if (!hashAssumeValid.IsNull())
+ LogPrintf("Assuming ancestors of block %s have valid signatures.\n", hashAssumeValid.GetHex());
+ else
+ LogPrintf("Validating signatures for all blocks.\n");
+
// mempool limits
int64_t nMempoolSizeMax = GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000;
int64_t nMempoolSizeMin = GetArg("-limitdescendantsize", DEFAULT_DESCENDANT_SIZE_LIMIT) * 1000 * 40;
if (nMempoolSizeMax < 0 || nMempoolSizeMax < nMempoolSizeMin)
return InitError(strprintf(_("-maxmempool must be at least %d MB"), std::ceil(nMempoolSizeMin / 1000000.0)));
+ // incremental relay fee sets the minimimum feerate increase necessary for BIP 125 replacement in the mempool
+ // and the amount the mempool min fee increases above the feerate of txs evicted due to mempool limiting.
+ if (IsArgSet("-incrementalrelayfee"))
+ {
+ CAmount n = 0;
+ if (!ParseMoney(GetArg("-incrementalrelayfee", ""), n))
+ return InitError(AmountErrMsg("incrementalrelayfee", GetArg("-incrementalrelayfee", "")));
+ incrementalRelayFee = CFeeRate(n);
+ }
// -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS);
@@ -933,12 +957,16 @@ bool AppInitParameterInteraction()
nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
// block pruning; get the amount of disk space (in MiB) to allot for block & undo files
- int64_t nSignedPruneTarget = GetArg("-prune", 0) * 1024 * 1024;
- if (nSignedPruneTarget < 0) {
+ int64_t nPruneArg = GetArg("-prune", 0);
+ if (nPruneArg < 0) {
return InitError(_("Prune cannot be configured with a negative value."));
}
- nPruneTarget = (uint64_t) nSignedPruneTarget;
- if (nPruneTarget) {
+ nPruneTarget = (uint64_t) nPruneArg * 1024 * 1024;
+ if (nPruneArg == 1) { // manual pruning: -prune=1
+ LogPrintf("Block pruning enabled. Use RPC call pruneblockchain(height) to manually prune block and undo files.\n");
+ nPruneTarget = std::numeric_limits<uint64_t>::max();
+ fPruneMode = true;
+ } else if (nPruneTarget) {
if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) {
return InitError(strprintf(_("Prune configured below the minimum of %d MiB. Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
}
@@ -968,6 +996,29 @@ bool AppInitParameterInteraction()
return InitError(AmountErrMsg("minrelaytxfee", GetArg("-minrelaytxfee", "")));
// High fee check is done afterward in CWallet::ParameterInteraction()
::minRelayTxFee = CFeeRate(n);
+ } else if (incrementalRelayFee > ::minRelayTxFee) {
+ // Allow only setting incrementalRelayFee to control both
+ ::minRelayTxFee = incrementalRelayFee;
+ LogPrintf("Increasing minrelaytxfee to %s to match incrementalrelayfee\n",::minRelayTxFee.ToString());
+ }
+
+ // Sanity check argument for min fee for including tx in block
+ // TODO: Harmonize which arguments need sanity checking and where that happens
+ if (IsArgSet("-blockmintxfee"))
+ {
+ CAmount n = 0;
+ if (!ParseMoney(GetArg("-blockmintxfee", ""), n))
+ return InitError(AmountErrMsg("blockmintxfee", GetArg("-blockmintxfee", "")));
+ }
+
+ // Feerate used to define dust. Shouldn't be changed lightly as old
+ // implementations may inadvertently create non-standard transactions
+ if (IsArgSet("-dustrelayfee"))
+ {
+ CAmount n = 0;
+ if (!ParseMoney(GetArg("-dustrelayfee", ""), n) || 0 == n)
+ return InitError(AmountErrMsg("dustrelayfee", GetArg("-dustrelayfee", "")));
+ dustRelayFee = CFeeRate(n);
}
fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !chainparams.RequireStandard());
@@ -1109,7 +1160,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
LogPrintf("Default data directory %s\n", GetDefaultDataDir().string());
LogPrintf("Using data directory %s\n", GetDataDir().string());
LogPrintf("Using config file %s\n", GetConfigFile(GetArg("-conf", BITCOIN_CONF_FILENAME)).string());
- LogPrintf("Using at most %i connections (%i file descriptors available)\n", nMaxConnections, nFD);
+ LogPrintf("Using at most %i automatic connections (%i file descriptors available)\n", nMaxConnections, nFD);
InitSignatureCache();
@@ -1340,10 +1391,11 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
nCoinDBCache = std::min(nCoinDBCache, nMaxCoinsDBCache << 20); // cap total coins db cache
nTotalCache -= nCoinDBCache;
nCoinCacheUsage = nTotalCache; // the rest goes to in-memory cache
+ int64_t nMempoolSizeMax = GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000;
LogPrintf("Cache configuration:\n");
LogPrintf("* Using %.1fMiB for block index database\n", nBlockTreeDBCache * (1.0 / 1024 / 1024));
LogPrintf("* Using %.1fMiB for chain state database\n", nCoinDBCache * (1.0 / 1024 / 1024));
- LogPrintf("* Using %.1fMiB for in-memory UTXO set\n", nCoinCacheUsage * (1.0 / 1024 / 1024));
+ LogPrintf("* Using %.1fMiB for in-memory UTXO set (plus up to %.1fMiB of unused mempool space)\n", nCoinCacheUsage * (1.0 / 1024 / 1024), nMempoolSizeMax * (1.0 / 1024 / 1024));
bool fLoaded = false;
while (!fLoaded) {
@@ -1565,6 +1617,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
connOptions.nRelevantServices = nRelevantServices;
connOptions.nMaxConnections = nMaxConnections;
connOptions.nMaxOutbound = std::min(MAX_OUTBOUND_CONNECTIONS, connOptions.nMaxConnections);
+ connOptions.nMaxAddnode = MAX_ADDNODE_CONNECTIONS;
connOptions.nMaxFeeler = 1;
connOptions.nBestHeight = chainActive.Height();
connOptions.uiInterface = &uiInterface;