diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/src/init.cpp b/src/init.cpp index 9ac69b7d39..07af9acc80 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -467,8 +467,11 @@ 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)); @@ -478,6 +481,7 @@ 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"); @@ -925,6 +929,15 @@ bool AppInitParameterInteraction() 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); @@ -975,6 +988,29 @@ 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()); |