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Version 2 transactions remain non-standard until CSV activates

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Before activation, such transactions might not be mined, so don't
allow into the mempool.
This commit is contained in:
Suhas Daftuar 2016-04-07 14:33:08 -04:00
parent 5851915a00
commit e4ba9f6b04
1 changed files with 8 additions and 0 deletions
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8
src/main.cpp
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@ -1025,6 +1025,14 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
if (fRequireStandard && !IsStandardTx(tx, reason)) if (fRequireStandard && !IsStandardTx(tx, reason))
return state.DoS(0, false, REJECT_NONSTANDARD, reason); return state.DoS(0, false, REJECT_NONSTANDARD, reason);
// Don't relay version 2 transactions until CSV is active, and we can be
// sure that such transactions will be mined (unless we're on
// -testnet/-regtest).
const CChainParams& chainparams = Params();
if (fRequireStandard && tx.nVersion >= 2 && VersionBitsTipState(chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV) != THRESHOLD_ACTIVE) {
return state.DoS(0, false, REJECT_NONSTANDARD, "premature-version2-tx");
}
// Only accept nLockTime-using transactions that can be mined in the next // Only accept nLockTime-using transactions that can be mined in the next
// block; we don't want our mempool filled up with transactions that can't // block; we don't want our mempool filled up with transactions that can't
// be mined yet. // be mined yet.