From 73d4a706393e6dbd6b6d6b6428f8d3233ac0a2d8 Mon Sep 17 00:00:00 2001 From: Anthony Towns Date: Sat, 6 Mar 2021 18:18:49 +1000 Subject: versionbits: Add support for delayed activation --- src/chainparams.cpp | 25 ++++++++++++++++++++----- 1 file changed, 20 insertions(+), 5 deletions(-) (limited to 'src/chainparams.cpp') diff --git a/src/chainparams.cpp b/src/chainparams.cpp index 16efffa6f0..7e2c2ac7cf 100644 --- a/src/chainparams.cpp +++ b/src/chainparams.cpp @@ -83,11 +83,13 @@ public: consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay // Deployment of Taproot (BIPs 340-342) consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].bit = 2; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000001533efd8d716a517fe2c5008"); consensus.defaultAssumeValid = uint256S("0x0000000000000000000b9d2ec5a352ecba0592946514a92f14319dc2b367fc72"); // 654683 @@ -200,11 +202,13 @@ public: consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay // Deployment of Taproot (BIPs 340-342) consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].bit = 2; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000001db6ec4ac88cf2272c6"); consensus.defaultAssumeValid = uint256S("0x000000000000006433d1efec504c53ca332b64963c425395515b01977bd7b3b0"); // 1864000 @@ -335,11 +339,13 @@ public: consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay // Activation of Taproot (BIPs 340-342) consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].bit = 2; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay // message start is defined as the first 4 bytes of the sha256d of the block script CHashWriter h(SER_DISK, 0); @@ -397,12 +403,16 @@ public: consensus.fPowNoRetargeting = true; consensus.nRuleChangeActivationThreshold = 108; // 75% for testchains consensus.nMinerConfirmationWindow = 144; // Faster than normal for regtest (144 instead of 2016) + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 0; 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_TAPROOT].bit = 2; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay consensus.nMinimumChainWork = uint256{}; consensus.defaultAssumeValid = uint256{}; @@ -466,10 +476,11 @@ public: /** * Allows modifying the Version Bits regtest parameters. */ - void UpdateVersionBitsParameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout) + void UpdateVersionBitsParameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout, int min_activation_height) { consensus.vDeployments[d].nStartTime = nStartTime; consensus.vDeployments[d].nTimeout = nTimeout; + consensus.vDeployments[d].min_activation_height = min_activation_height; } void UpdateActivationParametersFromArgs(const ArgsManager& args); }; @@ -492,22 +503,26 @@ void CRegTestParams::UpdateActivationParametersFromArgs(const ArgsManager& args) for (const std::string& strDeployment : args.GetArgs("-vbparams")) { std::vector vDeploymentParams; boost::split(vDeploymentParams, strDeployment, boost::is_any_of(":")); - if (vDeploymentParams.size() != 3) { - throw std::runtime_error("Version bits parameters malformed, expecting deployment:start:end"); + if (vDeploymentParams.size() < 3 || 4 < vDeploymentParams.size()) { + throw std::runtime_error("Version bits parameters malformed, expecting deployment:start:end[:min_activation_height]"); } int64_t nStartTime, nTimeout; + int min_activation_height = 0; if (!ParseInt64(vDeploymentParams[1], &nStartTime)) { throw std::runtime_error(strprintf("Invalid nStartTime (%s)", vDeploymentParams[1])); } if (!ParseInt64(vDeploymentParams[2], &nTimeout)) { throw std::runtime_error(strprintf("Invalid nTimeout (%s)", vDeploymentParams[2])); } + if (vDeploymentParams.size() >= 4 && !ParseInt32(vDeploymentParams[3], &min_activation_height)) { + throw std::runtime_error(strprintf("Invalid min_activation_height (%s)", vDeploymentParams[3])); + } bool found = false; for (int j=0; j < (int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j) { if (vDeploymentParams[0] == VersionBitsDeploymentInfo[j].name) { - UpdateVersionBitsParameters(Consensus::DeploymentPos(j), nStartTime, nTimeout); + UpdateVersionBitsParameters(Consensus::DeploymentPos(j), nStartTime, nTimeout, min_activation_height); found = true; - LogPrintf("Setting version bits activation parameters for %s to start=%ld, timeout=%ld\n", vDeploymentParams[0], nStartTime, nTimeout); + LogPrintf("Setting version bits activation parameters for %s to start=%ld, timeout=%ld, min_activation_height=%d\n", vDeploymentParams[0], nStartTime, nTimeout, min_activation_height); break; } } -- cgit v1.2.3 From 55ac5f568a3b73d6f1ef4654617fb76e8bcbccdf Mon Sep 17 00:00:00 2001 From: Anthony Towns Date: Sat, 27 Mar 2021 23:00:14 +1000 Subject: versionbits: Add explicit NEVER_ACTIVE deployments Previously we used deployments that would timeout prior to Bitcoin's invention, which allowed the deployment to still be activated in unit tests. This switches those deployments to be truly never active. --- src/chainparams.cpp | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'src/chainparams.cpp') diff --git a/src/chainparams.cpp b/src/chainparams.cpp index 7e2c2ac7cf..318b5c9a71 100644 --- a/src/chainparams.cpp +++ b/src/chainparams.cpp @@ -81,14 +81,14 @@ public: consensus.nRuleChangeActivationThreshold = 1916; // 95% of 2016 consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; - consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 - consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE; + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay // Deployment of Taproot (BIPs 340-342) consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].bit = 2; - consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = 1199145601; // January 1, 2008 - consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE; + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000001533efd8d716a517fe2c5008"); @@ -200,14 +200,14 @@ public: consensus.nRuleChangeActivationThreshold = 1512; // 75% for testchains consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; - consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 - consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE; + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay // Deployment of Taproot (BIPs 340-342) consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].bit = 2; - consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = 1199145601; // January 1, 2008 - consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE; + consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].min_activation_height = 0; // No activation delay consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000000001db6ec4ac88cf2272c6"); @@ -337,8 +337,8 @@ public: consensus.MinBIP9WarningHeight = 0; consensus.powLimit = uint256S("00000377ae000000000000000000000000000000000000000000000000000000"); consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; - consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 - consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE; + consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay // Activation of Taproot (BIPs 340-342) -- cgit v1.2.3 From ffe33dfbd4c3b11e3475b022b6c1dd077613de79 Mon Sep 17 00:00:00 2001 From: Anthony Towns Date: Sat, 6 Mar 2021 18:42:58 +1000 Subject: chainparams: drop versionbits threshold to 90% for mainnnet and signet --- src/chainparams.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/chainparams.cpp') diff --git a/src/chainparams.cpp b/src/chainparams.cpp index 318b5c9a71..0656b099a9 100644 --- a/src/chainparams.cpp +++ b/src/chainparams.cpp @@ -78,7 +78,7 @@ public: consensus.nPowTargetSpacing = 10 * 60; consensus.fPowAllowMinDifficultyBlocks = false; consensus.fPowNoRetargeting = false; - consensus.nRuleChangeActivationThreshold = 1916; // 95% of 2016 + consensus.nRuleChangeActivationThreshold = 1815; // 90% of 2016 consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28; consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = Consensus::BIP9Deployment::NEVER_ACTIVE; @@ -332,7 +332,7 @@ public: consensus.nPowTargetSpacing = 10 * 60; consensus.fPowAllowMinDifficultyBlocks = false; consensus.fPowNoRetargeting = false; - consensus.nRuleChangeActivationThreshold = 1916; // 95% of 2016 + consensus.nRuleChangeActivationThreshold = 1815; // 90% of 2016 consensus.nMinerConfirmationWindow = 2016; // nPowTargetTimespan / nPowTargetSpacing consensus.MinBIP9WarningHeight = 0; consensus.powLimit = uint256S("00000377ae000000000000000000000000000000000000000000000000000000"); -- cgit v1.2.3