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feat: bury v20 fork - fire up test chains by first block - 4/n #6225

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merged 6 commits into from
Sep 10, 2024
Merged

feat: bury v20 fork - fire up test chains by first block - 4/n #6225

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ca83b26
fix: crash in CreditPool: it meant to check that DIP0003 is activated
knst Aug 16, 2024
7735631
fix: remove v20 from test feature_llmq_evo as far as mn_rr used
knst Aug 15, 2024
762a808
chore: drop irrelevant bip9 code from feature_llmq_rotation.py
knst Aug 15, 2024
64cedb3
feat: actually test something EHF unit tests
knst Aug 20, 2024
1087489
feat: bury v20 deployment
knst Aug 13, 2024
2381255
fix: possible deadlock during calculation of signals for historical b…
knst Aug 21, 2024
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44 changes: 9 additions & 35 deletions src/chainparams.cpp
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Expand Up @@ -192,7 +192,8 @@ class CMainParams : public CChainParams {
consensus.DIP0024Height = 1737792; // 0000000000000001342be9c0b75ad40c276beaad91616423c4d9cb101b3db438
consensus.DIP0024QuorumsHeight = 1738698; // 000000000000001aa25181e4c466e593992c98f9eb21c69ee757b8bb0af50244
consensus.V19Height = 1899072; // 0000000000000015e32e73052d663626327004c81c5c22cb8b42c361015c0eae
consensus.MinBIP9WarningHeight = 1899072 + 2016; // V19 activation height + miner confirmation window
consensus.V20Height = 1987776; // 000000000000001bf41cff06b76780050682ca29e61a91c391893d4745579777
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what's the minimum set of commits needed in this PR to merge in 47def13?

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@knst knst Aug 25, 2024 •
edited
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two commits can be excluded from this PR as just useful follow-ups:

  • c15b3d9 (feat: activate v20 on the same block as v19)
  • 4ade970 (feat: speedup functional test feature_governance.py by generating less blocks)

and probably 3cd7a42

All others commits are required for 47def13

consensus.MinBIP9WarningHeight = 1987776 + 2016; // V20 activation height + miner confirmation window
consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
Expand All @@ -207,14 +208,6 @@ class CMainParams : public CChainParams {
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay

consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 1700006400; // November 15, 2023
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = 1731628800; // November 15, 2024
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 4032;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 3226; // 80% of 4032
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 2420; // 60% of 4032
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5; // this corresponds to 10 periods

consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 1704067200; // January 1, 2024
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = 1767225600; // January 1, 2026
Expand Down Expand Up @@ -394,7 +387,8 @@ class CTestNetParams : public CChainParams {
consensus.DIP0024Height = 769700; // 0000008d84e4efd890ae95c70a7a6126a70a80e5c19e4cb264a5b3469aeef172
consensus.DIP0024QuorumsHeight = 770730; // 0000003c43b3ae7fffe61278ca5537a0e256ebf4d709d45f0ab040271074d51e
consensus.V19Height = 850100; // 000004728b8ff2a16b9d4eebb0fd61eeffadc9c7fe4b0ec0b5a739869401ab5b
consensus.MinBIP9WarningHeight = 850100 + 2016; // v19 activation height + miner confirmation window
consensus.V20Height = 905100; // 0000020c5e0f86f385cbf8e90210de9a9fd63633f01433bf47a6b3227a2851fd
consensus.MinBIP9WarningHeight = 905100 + 2016; // v19 activation height + miner confirmation window
consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
Expand All @@ -409,14 +403,6 @@ class CTestNetParams : public CChainParams {
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay

consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 1693526400; // Friday, September 1, 2023 0:00:00
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 100;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 80; // 80% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 60; // 60% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5; // this corresponds to 10 periods

consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 1693526400; // Friday, September 1, 2023 0:00:00
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
Expand Down Expand Up @@ -570,7 +556,8 @@ class CDevNetParams : public CChainParams {
consensus.DIP0024Height = 300;
consensus.DIP0024QuorumsHeight = 300;
consensus.V19Height = 300;
consensus.MinBIP9WarningHeight = 300 + 2016; // v19 activation height + miner confirmation window
consensus.V20Height = 300;
consensus.MinBIP9WarningHeight = 300 + 2016; // v20 activation height + miner confirmation window
consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
Expand All @@ -585,14 +572,6 @@ class CDevNetParams : public CChainParams {
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay

consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 1661990400; // Sep 1st, 2022
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 120;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 80; // 80% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 60; // 60% of 100
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5; // this corresponds to 10 periods

consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 1661990400; // Sep 1st, 2022
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
Expand Down Expand Up @@ -810,6 +789,7 @@ class CRegTestParams : public CChainParams {
consensus.DIP0024Height = 900;
consensus.DIP0024QuorumsHeight = 900;
consensus.V19Height = 900;
consensus.V20Height = 1200;
consensus.MinBIP9WarningHeight = 0;
consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1
consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
Expand All @@ -826,14 +806,6 @@ class CRegTestParams : public CChainParams {
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay

consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 400;
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 384; // 80% of 480
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 288; // 60% of 480
consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5; // this corresponds to 10 periods

consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
Expand Down Expand Up @@ -1062,6 +1034,8 @@ static void MaybeUpdateHeights(const ArgsManager& args, Consensus::Params& conse
consensus.DIP0008Height = int{height};
} else if (name == "dip0020") {
consensus.DIP0020Height = int{height};
} else if (name == "v20") {
consensus.V20Height = int{height};
} else {
throw std::runtime_error(strprintf("Invalid name (%s) for -testactivationheight=name@height.", arg));
}
Expand Down
2 changes: 1 addition & 1 deletion src/chainparamsbase.cpp
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Expand Up @@ -22,7 +22,7 @@ void SetupChainParamsBaseOptions(ArgsManager& argsman)
argsman.AddArg("-dip3params=<activation>:<enforcement>", "Override DIP3 activation and enforcement heights (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
argsman.AddArg("-dip8params=<activation>", "Override DIP8 activation height (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
argsman.AddArg("-bip147height=<activation>", "Override BIP147 activation height (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (bip147, bip34, dersig, cltv, csv, brr, dip0001, dip0008, dip0020). (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (bip147, bip34, dersig, cltv, csv, brr, dip0001, dip0008, dip0020, v20). (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
argsman.AddArg("-highsubsidyblocks=<n>", "The number of blocks with a higher than normal subsidy to mine at the start of a chain. Block after that height will have fixed subsidy base. (default: 0, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
argsman.AddArg("-highsubsidyfactor=<n>", "The factor to multiply the normal block subsidy by while in the highsubsidyblocks window of a chain (default: 1, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
argsman.AddArg("-llmqchainlocks=<quorum name>", "Override the default LLMQ type used for ChainLocks. Allows using ChainLocks with smaller LLMQs. (default: llmq_devnet, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
Expand Down
8 changes: 6 additions & 2 deletions src/consensus/params.h
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Expand Up @@ -32,12 +32,12 @@ enum BuriedDeployment : int16_t {
DEPLOYMENT_DIP0024,
DEPLOYMENT_BRR,
DEPLOYMENT_V19,
DEPLOYMENT_V20,
};
constexpr bool ValidDeployment(BuriedDeployment dep) { return dep <= DEPLOYMENT_V19; }
constexpr bool ValidDeployment(BuriedDeployment dep) { return dep <= DEPLOYMENT_V20; }

enum DeploymentPos : uint16_t {
DEPLOYMENT_TESTDUMMY,
DEPLOYMENT_V20, // Deployment of EHF, LLMQ Randomness Beacon
DEPLOYMENT_MN_RR, // Deployment of Masternode Reward Location Reallocation
// NOTE: Also add new deployments to VersionBitsDeploymentInfo in deploymentinfo.cpp
MAX_VERSION_BITS_DEPLOYMENTS
Expand Down Expand Up @@ -142,6 +142,8 @@ struct Params {
int DIP0024QuorumsHeight;
/** Block height at which V19 (Basic BLS and EvoNodes) becomes active */
int V19Height;
/** Block height at which V20 (Deployment of EHF, LLMQ Randomness Beacon) becomes active */
int V20Height;
/** Don't warn about unknown BIP 9 activations below this height.
* This prevents us from warning about the CSV and DIP activations. */
int MinBIP9WarningHeight;
Expand Down Expand Up @@ -205,6 +207,8 @@ struct Params {
return BRRHeight;
case DEPLOYMENT_V19:
return V19Height;
case DEPLOYMENT_V20:
return V20Height;
} // no default case, so the compiler can warn about missing cases
return std::numeric_limits<int>::max();
}
Expand Down
6 changes: 2 additions & 4 deletions src/deploymentinfo.cpp
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Expand Up @@ -11,10 +11,6 @@ const struct VBDeploymentInfo VersionBitsDeploymentInfo[Consensus::MAX_VERSION_B
/*.name =*/ "testdummy",
/*.gbt_force =*/ true,
},
{
/*.name =*/"v20",
/*.gbt_force =*/true,
},
{
/*.name =*/"mn_rr",
/*.gbt_force =*/true,
Expand Down Expand Up @@ -49,6 +45,8 @@ std::string DeploymentName(Consensus::BuriedDeployment dep)
return "realloc";
case Consensus::DEPLOYMENT_V19:
return "v19";
case Consensus::DEPLOYMENT_V20:
return "v20";
} // no default case, so the compiler can warn about missing cases
return "";
}
18 changes: 9 additions & 9 deletions src/evo/mnhftx.cpp
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Expand Up @@ -54,6 +54,8 @@ CMNHFManager::~CMNHFManager()

CMNHFManager::Signals CMNHFManager::GetSignalsStage(const CBlockIndex* const pindexPrev)
{
if (!DeploymentActiveAfter(pindexPrev, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) return {};

Signals signals = GetForBlock(pindexPrev);
if (pindexPrev == nullptr) return {};
const int height = pindexPrev->nHeight + 1;
Expand Down Expand Up @@ -116,6 +118,10 @@ bool CheckMNHFTx(const ChainstateManager& chainman, const llmq::CQuorumManager&
return state.Invalid(TxValidationResult::TX_CONSENSUS, "bad-mnhf-version");
}

if (!Params().IsValidMNActivation(mnhfTx.signal.versionBit, pindexPrev->GetMedianTimePast())) {
return state.Invalid(TxValidationResult::TX_CONSENSUS, "bad-mnhf-non-ehf");
}
Comment on lines +121 to +123
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6c69808: could probably be it's own distinct PR?

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@knst knst Aug 25, 2024 •
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could not, because it's impossible (or very hard) to implement this functionality in functional tests within v20 buried.


const CBlockIndex* pindexQuorum = WITH_LOCK(::cs_main, return chainman.m_blockman.LookupBlockIndex(mnhfTx.signal.quorumHash));
if (!pindexQuorum) {
return state.Invalid(TxValidationResult::TX_CONSENSUS, "bad-mnhf-quorum-hash");
Expand All @@ -139,10 +145,6 @@ bool CheckMNHFTx(const ChainstateManager& chainman, const llmq::CQuorumManager&
return false;
}

if (!Params().IsValidMNActivation(mnhfTx.signal.versionBit, pindexPrev->GetMedianTimePast())) {
return state.Invalid(TxValidationResult::TX_CONSENSUS, "bad-mnhf-non-ehf");
}

return true;
}

Expand Down Expand Up @@ -319,7 +321,7 @@ std::optional<CMNHFManager::Signals> CMNHFManager::GetFromCache(const CBlockInde
}
{
LOCK(cs_cache);
if (ThresholdState::ACTIVE != v20_activation.State(pindex->pprev, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) {
if (!DeploymentActiveAt(*pindex, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) {
mnhfCache.insert(blockHash, signals);
return signals;
}
Expand All @@ -340,10 +342,8 @@ void CMNHFManager::AddToCache(const Signals& signals, const CBlockIndex* const p
LOCK(cs_cache);
mnhfCache.insert(blockHash, signals);
}
{
LOCK(cs_cache);
if (ThresholdState::ACTIVE != v20_activation.State(pindex->pprev, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) return;
}
if (!DeploymentActiveAt(*pindex, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) return;

m_evoDb.Write(std::make_pair(DB_SIGNALS, blockHash), signals);
}

Expand Down
2 changes: 0 additions & 2 deletions src/evo/mnhftx.h
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Expand Up @@ -109,8 +109,6 @@ class CMNHFManager : public AbstractEHFManager
// versionBit <-> height
unordered_lru_cache<uint256, Signals, StaticSaltedHasher> mnhfCache GUARDED_BY(cs_cache) {MNHFCacheSize};

// This cache is used only for v20 activation to avoid double lock through VersionBitsConditionChecker::SignalHeight
VersionBitsCache v20_activation GUARDED_BY(cs_cache);
public:
explicit CMNHFManager(CEvoDB& evoDb);
~CMNHFManager();
Expand Down
1 change: 1 addition & 0 deletions src/evo/specialtxman.cpp
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Expand Up @@ -278,6 +278,7 @@ bool CSpecialTxProcessor::CheckCreditPoolDiffForBlock(const CBlock& block, const
AssertLockHeld(cs_main);

try {
if (!DeploymentActiveAt(*pindex, m_consensus_params, Consensus::DEPLOYMENT_DIP0003)) return true;
if (!DeploymentActiveAt(*pindex, m_consensus_params, Consensus::DEPLOYMENT_V20)) return true;

auto creditPoolDiff = GetCreditPoolDiffForBlock(m_cpoolman, m_chainman.m_blockman, m_qman, block, pindex->pprev, m_consensus_params, blockSubsidy, state);
Expand Down
16 changes: 1 addition & 15 deletions src/governance/classes.cpp
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Expand Up @@ -490,21 +490,7 @@ CAmount CSuperblock::GetPaymentsLimit(const CChain& active_chain, int nBlockHeig
return 0;
}

const CBlockIndex* pindex = active_chain.Tip();
if (pindex->nHeight > nBlockHeight) pindex = pindex->GetAncestor(nBlockHeight);

const auto v20_state = g_versionbitscache.State(pindex, consensusParams, Consensus::DEPLOYMENT_V20);
bool fV20Active{v20_state == ThresholdState::ACTIVE};
if (!fV20Active && nBlockHeight > pindex->nHeight) {
// If fV20Active isn't active yet and nBlockHeight refers to a future SuperBlock
// then we need to check if the fork is locked_in and see if it will be active by the time of the future SuperBlock
if (v20_state == ThresholdState::LOCKED_IN) {
int activation_height = g_versionbitscache.StateSinceHeight(pindex, consensusParams, Consensus::DEPLOYMENT_V20) + static_cast<int>(Params().GetConsensus().vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize);
if (nBlockHeight >= activation_height) {
fV20Active = true;
}
}
}
const bool fV20Active{nBlockHeight >= consensusParams.V20Height};

// min subsidy for high diff networks and vice versa
int nBits = consensusParams.fPowAllowMinDifficultyBlocks ? UintToArith256(consensusParams.powLimit).GetCompact() : 1;
Expand Down
2 changes: 1 addition & 1 deletion src/rpc/blockchain.cpp
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Expand Up @@ -1806,7 +1806,7 @@ RPCHelpMan getblockchaininfo()
SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_DIP0024);
SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_BRR);
SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_V19);
SoftForkDescPushBack(tip, ehfSignals, softforks, consensusParams, Consensus::DEPLOYMENT_V20);
SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_V20);
SoftForkDescPushBack(tip, ehfSignals, softforks, consensusParams, Consensus::DEPLOYMENT_MN_RR);
SoftForkDescPushBack(tip, ehfSignals, softforks, consensusParams, Consensus::DEPLOYMENT_TESTDUMMY);

Expand Down
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