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Make assume valid minimum interval per-chain configurable

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Make assume valid minimum interval per-chain configurable as syncing 21,000 blocks in a regression test isn't an achievable goal.
This commit is contained in:
Ross Nicoll 2021-05-16 10:53:02 +01:00
parent 878c07a847
commit 4a7cb45aa7
3 changed files with 7 additions and 1 deletions
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4
src/chainparams.cpp
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@ -93,6 +93,7 @@ public:
consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000001533efd8d716a517fe2c5008");
consensus.defaultAssumeValid = uint256S("0x0000000000000000000b9d2ec5a352ecba0592946514a92f14319dc2b367fc72"); // 654683
consensus.nAssumeValidMinTime = 60 * 60 * 24 * 7 * 2;
consensus.fShortEarlyCoinbase = true;
@ -208,6 +209,7 @@ public:
consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000001db6ec4ac88cf2272c6");
consensus.defaultAssumeValid = uint256S("0x000000000000006433d1efec504c53ca332b64963c425395515b01977bd7b3b0"); // 1864000
consensus.nAssumeValidMinTime = 60 * 60 * 24 * 7 * 2;
consensus.fShortEarlyCoinbase = true;
@ -326,6 +328,7 @@ public:
consensus.nPowTargetSpacing = 60; // 1 minute
consensus.fPowAllowMinDifficultyBlocks = false;
consensus.fPowNoRetargeting = false;
consensus.nAssumeValidMinTime = 60 * 60 * 24 * 7 * 2;
consensus.nRuleChangeActivationThreshold = 1900; // 95% of 2000
consensus.nMinerConfirmationWindow = 2000; // nPowTargetTimespan / nPowTargetSpacing
consensus.MinBIP9WarningHeight = 0;
@ -408,6 +411,7 @@ public:
consensus.nMinimumChainWork = uint256{};
consensus.defaultAssumeValid = uint256{};
consensus.nAssumeValidMinTime = 60 * 60 * 24 * 7 * 2 / 10; // One tenth of main/test networks
consensus.fShortEarlyCoinbase = false;

2
src/consensus/params.h
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@ -83,6 +83,8 @@ struct Params {
uint256 nMinimumChainWork;
/** By default assume that the signatures in ancestors of this block are valid */
uint256 defaultAssumeValid;
/** Minimum interval an assumed valid block must be buried, to be valid. */
int64_t nAssumeValidMinTime;
/**
* If true, witness commitments contain a payload equal to a Bitcoin Script solution

2
src/validation.cpp
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@ -2014,7 +2014,7 @@ bool CChainState::ConnectBlock(const CBlock& block, BlockValidationState& state,
// artificially set the default assumed verified block further back.
// The test against nMinimumChainWork prevents the skipping when denied access to any chain at
// least as good as the expected chain.
fScriptChecks = (GetBlockProofEquivalentTime(*pindexBestHeader, *pindex, *pindexBestHeader, chainparams.GetConsensus()) <= 60 * 60 * 24 * 7 * 2);
fScriptChecks = (GetBlockProofEquivalentTime(*pindexBestHeader, *pindex, *pindexBestHeader, chainparams.GetConsensus()) <= chainparams.GetConsensus().nAssumeValidMinTime);
}
}
}