diff options
| -rw-r--r-- | src/init.cpp | 2 | ||||
| -rw-r--r-- | src/main.cpp | 18 | ||||
| -rw-r--r-- | src/main.h | 2 |
3 files changed, 14 insertions, 8 deletions
diff --git a/src/init.cpp b/src/init.cpp index 645c8f94b1..399cc8b8d8 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -474,6 +474,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageGroup(_("Node relay options:")); if (showDebug) strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", !Params(CBaseChainParams::TESTNET).RequireStandard())); + strUsage += HelpMessageOpt("-bytespersigop", strprintf(_("Minimum bytes per sigop in transactions we relay and mine (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)); @@ -937,6 +938,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !Params().RequireStandard()); if (Params().RequireStandard() && !fRequireStandard) return InitError(strprintf("acceptnonstdtxn is not currently supported for %s chain", chainparams.NetworkIDString())); + nBytesPerSigOp = GetArg("-bytespersigop", nBytesPerSigOp); #ifdef ENABLE_WALLET if (mapArgs.count("-mintxfee")) diff --git a/src/main.cpp b/src/main.cpp index 9363015a5a..5c8a51d0ce 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -69,6 +69,7 @@ bool fHavePruned = false; bool fPruneMode = false; bool fIsBareMultisigStd = DEFAULT_PERMIT_BAREMULTISIG; bool fRequireStandard = true; +unsigned int nBytesPerSigOp = DEFAULT_BYTES_PER_SIGOP; bool fCheckBlockIndex = false; bool fCheckpointsEnabled = DEFAULT_CHECKPOINTS_ENABLED; size_t nCoinCacheUsage = 5000 * 300; @@ -929,16 +930,8 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState &state, const C if (fRequireStandard && !AreInputsStandard(tx, view)) return state.Invalid(false, REJECT_NONSTANDARD, "bad-txns-nonstandard-inputs"); - // Check that the transaction doesn't have an excessive number of - // sigops, making it impossible to mine. Since the coinbase transaction - // itself can contain sigops MAX_STANDARD_TX_SIGOPS is less than - // MAX_BLOCK_SIGOPS; we still consider this an invalid rather than - // merely non-standard transaction. unsigned int nSigOps = GetLegacySigOpCount(tx); nSigOps += GetP2SHSigOpCount(tx, view); - if (nSigOps > MAX_STANDARD_TX_SIGOPS) - return state.DoS(0, false, REJECT_NONSTANDARD, "bad-txns-too-many-sigops", false, - strprintf("%d > %d", nSigOps, MAX_STANDARD_TX_SIGOPS)); CAmount nValueOut = tx.GetValueOut(); CAmount nFees = nValueIn-nValueOut; @@ -964,6 +957,15 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState &state, const C CTxMemPoolEntry entry(tx, nFees, GetTime(), dPriority, chainActive.Height(), pool.HasNoInputsOf(tx), inChainInputValue, fSpendsCoinbase, nSigOps); unsigned int nSize = entry.GetTxSize(); + // Check that the transaction doesn't have an excessive number of + // sigops, making it impossible to mine. Since the coinbase transaction + // itself can contain sigops MAX_STANDARD_TX_SIGOPS is less than + // MAX_BLOCK_SIGOPS; we still consider this an invalid rather than + // merely non-standard transaction. + if ((nSigOps > MAX_STANDARD_TX_SIGOPS) || (nBytesPerSigOp && nSigOps > nSize / nBytesPerSigOp)) + return state.DoS(0, false, REJECT_NONSTANDARD, "bad-txns-too-many-sigops", false, + strprintf("%d", nSigOps)); + CAmount mempoolRejectFee = pool.GetMinFee(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000).GetFee(nSize); if (mempoolRejectFee > 0 && nModifiedFees < mempoolRejectFee) { return state.DoS(0, false, REJECT_INSUFFICIENTFEE, "mempool min fee not met", false, strprintf("%d < %d", nFees, mempoolRejectFee)); diff --git a/src/main.h b/src/main.h index d813f01ba7..453e6146e9 100644 --- a/src/main.h +++ b/src/main.h @@ -92,6 +92,7 @@ static const bool DEFAULT_RELAYPRIORITY = true; /** Default for -permitbaremultisig */ static const bool DEFAULT_PERMIT_BAREMULTISIG = true; +static const unsigned int DEFAULT_BYTES_PER_SIGOP = 20; static const bool DEFAULT_CHECKPOINTS_ENABLED = true; static const bool DEFAULT_TXINDEX = false; static const unsigned int DEFAULT_BANSCORE_THRESHOLD = 100; @@ -122,6 +123,7 @@ extern int nScriptCheckThreads; extern bool fTxIndex; extern bool fIsBareMultisigStd; extern bool fRequireStandard; +extern unsigned int nBytesPerSigOp; extern bool fCheckBlockIndex; extern bool fCheckpointsEnabled; extern size_t nCoinCacheUsage; |