diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/chainparams.cpp | 49 | ||||
| -rw-r--r-- | src/chainparamsbase.cpp | 1 | ||||
| -rw-r--r-- | src/consensus/params.h | 8 | ||||
| -rw-r--r-- | src/init.cpp | 9 | ||||
| -rw-r--r-- | src/rpc/blockchain.cpp | 143 | ||||
| -rw-r--r-- | src/rpc/mining.cpp | 5 | ||||
| -rw-r--r-- | src/test/setup_common.cpp | 2 | ||||
| -rw-r--r-- | src/validation.cpp | 31 | ||||
| -rw-r--r-- | src/validation.h | 6 | ||||
| -rw-r--r-- | src/versionbitsinfo.cpp | 8 |
10 files changed, 114 insertions, 148 deletions
diff --git a/src/chainparams.cpp b/src/chainparams.cpp index c24234aeb7..ad766471dc 100644 --- a/src/chainparams.cpp +++ b/src/chainparams.cpp @@ -69,6 +69,8 @@ public: consensus.BIP34Hash = uint256S("0x000000000000024b89b42a942fe0d9fea3bb44ab7bd1b19115dd6a759c0808b8"); consensus.BIP65Height = 388381; // 000000000000000004c2b624ed5d7756c508d90fd0da2c7c679febfa6c4735f0 consensus.BIP66Height = 363725; // 00000000000000000379eaa19dce8c9b722d46ae6a57c2f1a988119488b50931 + consensus.CSVHeight = 419328; // 000000000000000004a1b34462cb8aeebd5799177f7a29cf28f2d1961716b5b5 + consensus.SegwitHeight = 481824; // 0000000000000000001c8018d9cb3b742ef25114f27563e3fc4a1902167f9893 consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks consensus.nPowTargetSpacing = 10 * 60; @@ -80,16 +82,6 @@ public: consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 - // Deployment of BIP68, BIP112, and BIP113. - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0; - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1462060800; // May 1st, 2016 - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800; // May 1st, 2017 - - // Deployment of SegWit (BIP141, BIP143, and BIP147) - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1; - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1479168000; // November 15th, 2016. - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1510704000; // November 15th, 2017. - // The best chain should have at least this much work. consensus.nMinimumChainWork = uint256S("0x0000000000000000000000000000000000000000051dc8b82f450202ecb3d471"); @@ -183,6 +175,8 @@ public: consensus.BIP34Hash = uint256S("0x0000000023b3a96d3484e5abb3755c413e7d41500f8e2a5c3f0dd01299cd8ef8"); consensus.BIP65Height = 581885; // 00000000007f6655f22f98e72ed80d8b06dc761d5da09df0fa1dc4be4f861eb6 consensus.BIP66Height = 330776; // 000000002104c8c45e99a8853285a3b592602a3ccde2b832481da85e9e4ba182 + consensus.CSVHeight = 770112; // 00000000025e930139bac5c6c31a403776da130831ab85be56578f3fa75369bb + consensus.SegwitHeight = 834624; // 00000000002b980fcd729daaa248fd9316a5200e9b367f4ff2c42453e84201ca consensus.powLimit = uint256S("00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks consensus.nPowTargetSpacing = 10 * 60; @@ -194,16 +188,6 @@ public: consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008 consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008 - // Deployment of BIP68, BIP112, and BIP113. - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0; - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1456790400; // March 1st, 2016 - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800; // May 1st, 2017 - - // Deployment of SegWit (BIP141, BIP143, and BIP147) - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1; - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = 1462060800; // May 1st 2016 - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1493596800; // May 1st 2017 - // The best chain should have at least this much work. consensus.nMinimumChainWork = uint256S("0x00000000000000000000000000000000000000000000007dbe94253893cbd463"); @@ -275,6 +259,8 @@ public: consensus.BIP34Hash = uint256(); consensus.BIP65Height = 1351; // BIP65 activated on regtest (Used in functional tests) consensus.BIP66Height = 1251; // BIP66 activated on regtest (Used in functional tests) + consensus.CSVHeight = 432; // CSV activated on regtest (Used in rpc activation tests) + consensus.SegwitHeight = 0; // SEGWIT is always activated on regtest unless overridden consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks consensus.nPowTargetSpacing = 10 * 60; @@ -285,12 +271,6 @@ public: 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_CSV].bit = 0; - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 0; - consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].bit = 1; - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nStartTime = Consensus::BIP9Deployment::ALWAYS_ACTIVE; - consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT; // The best chain should have at least this much work. consensus.nMinimumChainWork = uint256S("0x00"); @@ -307,7 +287,7 @@ public: m_assumed_blockchain_size = 0; m_assumed_chain_state_size = 0; - UpdateVersionBitsParametersFromArgs(args); + UpdateActivationParametersFromArgs(args); genesis = CreateGenesisBlock(1296688602, 2, 0x207fffff, 1, 50 * COIN); consensus.hashGenesisBlock = genesis.GetHash(); @@ -350,11 +330,22 @@ public: consensus.vDeployments[d].nStartTime = nStartTime; consensus.vDeployments[d].nTimeout = nTimeout; } - void UpdateVersionBitsParametersFromArgs(const ArgsManager& args); + void UpdateActivationParametersFromArgs(const ArgsManager& args); }; -void CRegTestParams::UpdateVersionBitsParametersFromArgs(const ArgsManager& args) +void CRegTestParams::UpdateActivationParametersFromArgs(const ArgsManager& args) { + if (gArgs.IsArgSet("-segwitheight")) { + int64_t height = gArgs.GetArg("-segwitheight", consensus.SegwitHeight); + if (height < -1 || height >= std::numeric_limits<int>::max()) { + throw std::runtime_error(strprintf("Activation height %ld for segwit is out of valid range. Use -1 to disable segwit.", height)); + } else if (height == -1) { + LogPrintf("Segwit disabled for testing\n"); + height = std::numeric_limits<int>::max(); + } + consensus.SegwitHeight = static_cast<int>(height); + } + if (!args.IsArgSet("-vbparams")) return; for (const std::string& strDeployment : args.GetArgs("-vbparams")) { diff --git a/src/chainparamsbase.cpp b/src/chainparamsbase.cpp index deb8e0fb57..9b98dff3ca 100644 --- a/src/chainparamsbase.cpp +++ b/src/chainparamsbase.cpp @@ -19,6 +19,7 @@ void SetupChainParamsBaseOptions() { gArgs.AddArg("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. " "This is intended for regression testing tools and app development.", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS); + gArgs.AddArg("-segwitheight=<n>", "Set the activation height of segwit. -1 to disable. (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST); gArgs.AddArg("-testnet", "Use the test chain", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS); gArgs.AddArg("-vbparams=deployment:start:end", "Use given start/end times for specified version bits deployment (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS); } diff --git a/src/consensus/params.h b/src/consensus/params.h index 6c3a201f4f..8263b0fef4 100644 --- a/src/consensus/params.h +++ b/src/consensus/params.h @@ -16,8 +16,6 @@ namespace Consensus { enum DeploymentPos { DEPLOYMENT_TESTDUMMY, - DEPLOYMENT_CSV, // Deployment of BIP68, BIP112, and BIP113. - DEPLOYMENT_SEGWIT, // Deployment of BIP141, BIP143, and BIP147. // NOTE: Also add new deployments to VersionBitsDeploymentInfo in versionbits.cpp MAX_VERSION_BITS_DEPLOYMENTS }; @@ -58,6 +56,12 @@ struct Params { int BIP65Height; /** Block height at which BIP66 becomes active */ int BIP66Height; + /** Block height at which CSV (BIP68, BIP112 and BIP113) becomes active */ + int CSVHeight; + /** Block height at which Segwit (BIP141, BIP143 and BIP147) becomes active. + * Note that segwit v0 script rules are enforced on all blocks except the + * BIP 16 exception blocks. */ + int SegwitHeight; /** * Minimum blocks including miner confirmation of the total of 2016 blocks in a retargeting period, * (nPowTargetTimespan / nPowTargetSpacing) which is also used for BIP9 deployments. diff --git a/src/init.cpp b/src/init.cpp index 8870f379fb..d98f7c3767 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -1678,12 +1678,9 @@ bool AppInitMain(InitInterfaces& interfaces) } } - if (chainparams.GetConsensus().vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) { - // Only advertise witness capabilities if they have a reasonable start time. - // This allows us to have the code merged without a defined softfork, by setting its - // end time to 0. - // Note that setting NODE_WITNESS is never required: the only downside from not - // doing so is that after activation, no upgraded nodes will fetch from you. + if (chainparams.GetConsensus().SegwitHeight != std::numeric_limits<int>::max()) { + // Advertise witness capabilities. + // The option to not set NODE_WITNESS is only used in the tests and should be removed. nLocalServices = ServiceFlags(nLocalServices | NODE_WITNESS); } diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index e3d5394a2c..bfb6ab6a21 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -1188,54 +1188,49 @@ static UniValue verifychain(const JSONRPCRequest& request) Params(), &::ChainstateActive().CoinsTip(), nCheckLevel, nCheckDepth); } -/** Implementation of IsSuperMajority with better feedback */ -static UniValue SoftForkMajorityDesc(int version, const CBlockIndex* pindex, const Consensus::Params& consensusParams) +static void BuriedForkDescPushBack(UniValue& softforks, const std::string &name, int height) EXCLUSIVE_LOCKS_REQUIRED(cs_main) { - UniValue rv(UniValue::VOBJ); - bool activated = false; - switch(version) - { - case 2: - activated = pindex->nHeight >= consensusParams.BIP34Height; - break; - case 3: - activated = pindex->nHeight >= consensusParams.BIP66Height; - break; - case 4: - activated = pindex->nHeight >= consensusParams.BIP65Height; - break; - } - rv.pushKV("status", activated); - return rv; -} + // For buried deployments. + // A buried deployment is one where the height of the activation has been hardcoded into + // the client implementation long after the consensus change has activated. See BIP 90. + // Buried deployments with activation height value of + // std::numeric_limits<int>::max() are disabled and thus hidden. + if (height == std::numeric_limits<int>::max()) return; -static UniValue SoftForkDesc(const std::string &name, int version, const CBlockIndex* pindex, const Consensus::Params& consensusParams) -{ UniValue rv(UniValue::VOBJ); - rv.pushKV("id", name); - rv.pushKV("version", version); - rv.pushKV("reject", SoftForkMajorityDesc(version, pindex, consensusParams)); - return rv; + rv.pushKV("type", "buried"); + // getblockchaininfo reports the softfork as active from when the chain height is + // one below the activation height + rv.pushKV("active", ::ChainActive().Tip()->nHeight + 1 >= height); + rv.pushKV("height", height); + softforks.pushKV(name, rv); } -static UniValue BIP9SoftForkDesc(const Consensus::Params& consensusParams, Consensus::DeploymentPos id) +static void BIP9SoftForkDescPushBack(UniValue& softforks, const std::string &name, const Consensus::Params& consensusParams, Consensus::DeploymentPos id) EXCLUSIVE_LOCKS_REQUIRED(cs_main) { - UniValue rv(UniValue::VOBJ); + // For BIP9 deployments. + // Deployments (e.g. testdummy) with timeout value before Jan 1, 2009 are hidden. + // A timeout value of 0 guarantees a softfork will never be activated. + // This is used when merging logic to implement a proposed softfork without a specified deployment schedule. + if (consensusParams.vDeployments[id].nTimeout <= 1230768000) return; + + UniValue bip9(UniValue::VOBJ); const ThresholdState thresholdState = VersionBitsTipState(consensusParams, id); switch (thresholdState) { - case ThresholdState::DEFINED: rv.pushKV("status", "defined"); break; - case ThresholdState::STARTED: rv.pushKV("status", "started"); break; - case ThresholdState::LOCKED_IN: rv.pushKV("status", "locked_in"); break; - case ThresholdState::ACTIVE: rv.pushKV("status", "active"); break; - case ThresholdState::FAILED: rv.pushKV("status", "failed"); break; + case ThresholdState::DEFINED: bip9.pushKV("status", "defined"); break; + case ThresholdState::STARTED: bip9.pushKV("status", "started"); break; + case ThresholdState::LOCKED_IN: bip9.pushKV("status", "locked_in"); break; + case ThresholdState::ACTIVE: bip9.pushKV("status", "active"); break; + case ThresholdState::FAILED: bip9.pushKV("status", "failed"); break; } if (ThresholdState::STARTED == thresholdState) { - rv.pushKV("bit", consensusParams.vDeployments[id].bit); + bip9.pushKV("bit", consensusParams.vDeployments[id].bit); } - rv.pushKV("startTime", consensusParams.vDeployments[id].nStartTime); - rv.pushKV("timeout", consensusParams.vDeployments[id].nTimeout); - rv.pushKV("since", VersionBitsTipStateSinceHeight(consensusParams, id)); + bip9.pushKV("startTime", consensusParams.vDeployments[id].nStartTime); + bip9.pushKV("timeout", consensusParams.vDeployments[id].nTimeout); + int64_t since_height = VersionBitsTipStateSinceHeight(consensusParams, id); + bip9.pushKV("since", since_height); if (ThresholdState::STARTED == thresholdState) { UniValue statsUV(UniValue::VOBJ); @@ -1245,18 +1240,18 @@ static UniValue BIP9SoftForkDesc(const Consensus::Params& consensusParams, Conse statsUV.pushKV("elapsed", statsStruct.elapsed); statsUV.pushKV("count", statsStruct.count); statsUV.pushKV("possible", statsStruct.possible); - rv.pushKV("statistics", statsUV); + bip9.pushKV("statistics", statsUV); } - return rv; -} -static void BIP9SoftForkDescPushBack(UniValue& bip9_softforks, const Consensus::Params& consensusParams, Consensus::DeploymentPos id) -{ - // Deployments with timeout value of 0 are hidden. - // A timeout value of 0 guarantees a softfork will never be activated. - // This is used when softfork codes are merged without specifying the deployment schedule. - if (consensusParams.vDeployments[id].nTimeout > 0) - bip9_softforks.pushKV(VersionBitsDeploymentInfo[id].name, BIP9SoftForkDesc(consensusParams, id)); + UniValue rv(UniValue::VOBJ); + rv.pushKV("type", "bip9"); + rv.pushKV("bip9", bip9); + if (ThresholdState::ACTIVE == thresholdState) { + rv.pushKV("height", since_height); + } + rv.pushKV("active", ThresholdState::ACTIVE == thresholdState); + + softforks.pushKV(name, rv); } UniValue getblockchaininfo(const JSONRPCRequest& request) @@ -1280,29 +1275,25 @@ UniValue getblockchaininfo(const JSONRPCRequest& request) " \"pruneheight\": xxxxxx, (numeric) lowest-height complete block stored (only present if pruning is enabled)\n" " \"automatic_pruning\": xx, (boolean) whether automatic pruning is enabled (only present if pruning is enabled)\n" " \"prune_target_size\": xxxxxx, (numeric) the target size used by pruning (only present if automatic pruning is enabled)\n" - " \"softforks\": [ (array) status of softforks in progress\n" - " {\n" - " \"id\": \"xxxx\", (string) name of softfork\n" - " \"version\": xx, (numeric) block version\n" - " \"reject\": { (object) progress toward rejecting pre-softfork blocks\n" - " \"status\": xx, (boolean) true if threshold reached\n" - " },\n" - " }, ...\n" - " ],\n" - " \"bip9_softforks\": { (object) status of BIP9 softforks in progress\n" + " \"softforks\": { (object) status of softforks\n" " \"xxxx\" : { (string) name of the softfork\n" - " \"status\": \"xxxx\", (string) one of \"defined\", \"started\", \"locked_in\", \"active\", \"failed\"\n" - " \"bit\": xx, (numeric) the bit (0-28) in the block version field used to signal this softfork (only for \"started\" status)\n" - " \"startTime\": xx, (numeric) the minimum median time past of a block at which the bit gains its meaning\n" - " \"timeout\": xx, (numeric) the median time past of a block at which the deployment is considered failed if not yet locked in\n" - " \"since\": xx, (numeric) height of the first block to which the status applies\n" - " \"statistics\": { (object) numeric statistics about BIP9 signalling for a softfork (only for \"started\" status)\n" - " \"period\": xx, (numeric) the length in blocks of the BIP9 signalling period \n" - " \"threshold\": xx, (numeric) the number of blocks with the version bit set required to activate the feature \n" - " \"elapsed\": xx, (numeric) the number of blocks elapsed since the beginning of the current period \n" - " \"count\": xx, (numeric) the number of blocks with the version bit set in the current period \n" - " \"possible\": xx (boolean) returns false if there are not enough blocks left in this period to pass activation threshold \n" - " }\n" + " \"type\": \"xxxx\", (string) one of \"buried\", \"bip9\"\n" + " \"bip9\": { (object) status of bip9 softforks (only for \"bip9\" type)\n" + " \"status\": \"xxxx\", (string) one of \"defined\", \"started\", \"locked_in\", \"active\", \"failed\"\n" + " \"bit\": xx, (numeric) the bit (0-28) in the block version field used to signal this softfork (only for \"started\" status)\n" + " \"startTime\": xx, (numeric) the minimum median time past of a block at which the bit gains its meaning\n" + " \"timeout\": xx, (numeric) the median time past of a block at which the deployment is considered failed if not yet locked in\n" + " \"since\": xx, (numeric) height of the first block to which the status applies\n" + " \"statistics\": { (object) numeric statistics about BIP9 signalling for a softfork\n" + " \"period\": xx, (numeric) the length in blocks of the BIP9 signalling period \n" + " \"threshold\": xx, (numeric) the number of blocks with the version bit set required to activate the feature \n" + " \"elapsed\": xx, (numeric) the number of blocks elapsed since the beginning of the current period \n" + " \"count\": xx, (numeric) the number of blocks with the version bit set in the current period \n" + " \"possible\": xx (boolean) returns false if there are not enough blocks left in this period to pass activation threshold \n" + " }\n" + " },\n" + " \"height\": \"xxxxxx\", (numeric) height of the first block which the rules are or will be enforced (only for \"buried\" type, or \"bip9\" type with \"active\" status)\n" + " \"active\": xx, (boolean) true if the rules are enforced for the mempool and the next block\n" " }\n" " }\n" " \"warnings\" : \"...\", (string) any network and blockchain warnings.\n" @@ -1347,16 +1338,14 @@ UniValue getblockchaininfo(const JSONRPCRequest& request) } const Consensus::Params& consensusParams = Params().GetConsensus(); - UniValue softforks(UniValue::VARR); - UniValue bip9_softforks(UniValue::VOBJ); - softforks.push_back(SoftForkDesc("bip34", 2, tip, consensusParams)); - softforks.push_back(SoftForkDesc("bip66", 3, tip, consensusParams)); - softforks.push_back(SoftForkDesc("bip65", 4, tip, consensusParams)); - for (int pos = Consensus::DEPLOYMENT_CSV; pos != Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++pos) { - BIP9SoftForkDescPushBack(bip9_softforks, consensusParams, static_cast<Consensus::DeploymentPos>(pos)); - } + UniValue softforks(UniValue::VOBJ); + BuriedForkDescPushBack(softforks, "bip34", consensusParams.BIP34Height); + BuriedForkDescPushBack(softforks, "bip66", consensusParams.BIP66Height); + BuriedForkDescPushBack(softforks, "bip65", consensusParams.BIP65Height); + BuriedForkDescPushBack(softforks, "csv", consensusParams.CSVHeight); + BuriedForkDescPushBack(softforks, "segwit", consensusParams.SegwitHeight); + BIP9SoftForkDescPushBack(softforks, "testdummy", consensusParams, Consensus::DEPLOYMENT_TESTDUMMY); obj.pushKV("softforks", softforks); - obj.pushKV("bip9_softforks", bip9_softforks); obj.pushKV("warnings", GetWarnings("statusbar")); return obj; diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp index 92a0e33769..07c2958635 100644 --- a/src/rpc/mining.cpp +++ b/src/rpc/mining.cpp @@ -482,9 +482,8 @@ static UniValue getblocktemplate(const JSONRPCRequest& request) // TODO: Maybe recheck connections/IBD and (if something wrong) send an expires-immediately template to stop miners? } - const struct VBDeploymentInfo& segwit_info = VersionBitsDeploymentInfo[Consensus::DEPLOYMENT_SEGWIT]; // GBT must be called with 'segwit' set in the rules - if (setClientRules.count(segwit_info.name) != 1) { + if (setClientRules.count("segwit") != 1) { throw JSONRPCError(RPC_INVALID_PARAMETER, "getblocktemplate must be called with the segwit rule set (call with {\"rules\": [\"segwit\"]})"); } @@ -521,7 +520,7 @@ static UniValue getblocktemplate(const JSONRPCRequest& request) pblock->nNonce = 0; // NOTE: If at some point we support pre-segwit miners post-segwit-activation, this needs to take segwit support into consideration - const bool fPreSegWit = (ThresholdState::ACTIVE != VersionBitsState(pindexPrev, consensusParams, Consensus::DEPLOYMENT_SEGWIT, versionbitscache)); + const bool fPreSegWit = (pindexPrev->nHeight + 1 < consensusParams.SegwitHeight); UniValue aCaps(UniValue::VARR); aCaps.push_back("proposal"); diff --git a/src/test/setup_common.cpp b/src/test/setup_common.cpp index 0ff081e472..bbdf1ef830 100644 --- a/src/test/setup_common.cpp +++ b/src/test/setup_common.cpp @@ -125,7 +125,7 @@ TestChain100Setup::TestChain100Setup() : TestingSetup(CBaseChainParams::REGTEST) { // CreateAndProcessBlock() does not support building SegWit blocks, so don't activate in these tests. // TODO: fix the code to support SegWit blocks. - gArgs.ForceSetArg("-vbparams", strprintf("segwit:0:%d", (int64_t)Consensus::BIP9Deployment::NO_TIMEOUT)); + gArgs.ForceSetArg("-segwitheight", "432"); SelectParams(CBaseChainParams::REGTEST); // Generate a 100-block chain: diff --git a/src/validation.cpp b/src/validation.cpp index 8f44e2565a..74f68a3047 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -1648,7 +1648,7 @@ static ThresholdConditionCache warningcache[VERSIONBITS_NUM_BITS] GUARDED_BY(cs_ // environment. See test/functional/p2p-segwit.py. static bool IsScriptWitnessEnabled(const Consensus::Params& params) { - return params.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0; + return params.SegwitHeight != std::numeric_limits<int>::max(); } static unsigned int GetBlockScriptFlags(const CBlockIndex* pindex, const Consensus::Params& consensusparams) EXCLUSIVE_LOCKS_REQUIRED(cs_main) { @@ -1684,12 +1684,13 @@ static unsigned int GetBlockScriptFlags(const CBlockIndex* pindex, const Consens flags |= SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY; } - // Start enforcing BIP68 (sequence locks) and BIP112 (CHECKSEQUENCEVERIFY) using versionbits logic. - if (VersionBitsState(pindex->pprev, consensusparams, Consensus::DEPLOYMENT_CSV, versionbitscache) == ThresholdState::ACTIVE) { + // Start enforcing BIP112 (CHECKSEQUENCEVERIFY) + if (pindex->nHeight >= consensusparams.CSVHeight) { flags |= SCRIPT_VERIFY_CHECKSEQUENCEVERIFY; } - if (IsNullDummyEnabled(pindex->pprev, consensusparams)) { + // Start enforcing BIP147 NULLDUMMY (activated simultaneously with segwit) + if (IsWitnessEnabled(pindex->pprev, consensusparams)) { flags |= SCRIPT_VERIFY_NULLDUMMY; } @@ -1874,9 +1875,9 @@ bool CChainState::ConnectBlock(const CBlock& block, CValidationState& state, CBl } } - // Start enforcing BIP68 (sequence locks) and BIP112 (CHECKSEQUENCEVERIFY) using versionbits logic. + // Start enforcing BIP68 (sequence locks) int nLockTimeFlags = 0; - if (VersionBitsState(pindex->pprev, chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV, versionbitscache) == ThresholdState::ACTIVE) { + if (pindex->nHeight >= chainparams.GetConsensus().CSVHeight) { nLockTimeFlags |= LOCKTIME_VERIFY_SEQUENCE; } @@ -3088,14 +3089,8 @@ bool CheckBlock(const CBlock& block, CValidationState& state, const Consensus::P bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& params) { - LOCK(cs_main); - return (VersionBitsState(pindexPrev, params, Consensus::DEPLOYMENT_SEGWIT, versionbitscache) == ThresholdState::ACTIVE); -} - -bool IsNullDummyEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& params) -{ - LOCK(cs_main); - return (VersionBitsState(pindexPrev, params, Consensus::DEPLOYMENT_SEGWIT, versionbitscache) == ThresholdState::ACTIVE); + int height = pindexPrev == nullptr ? 0 : pindexPrev->nHeight + 1; + return (height >= params.SegwitHeight); } // Compute at which vout of the block's coinbase transaction the witness @@ -3130,7 +3125,7 @@ std::vector<unsigned char> GenerateCoinbaseCommitment(CBlock& block, const CBloc std::vector<unsigned char> commitment; int commitpos = GetWitnessCommitmentIndex(block); std::vector<unsigned char> ret(32, 0x00); - if (consensusParams.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) { + if (consensusParams.SegwitHeight != std::numeric_limits<int>::max()) { if (commitpos == -1) { uint256 witnessroot = BlockWitnessMerkleRoot(block, nullptr); CHash256().Write(witnessroot.begin(), 32).Write(ret.data(), 32).Finalize(witnessroot.begin()); @@ -3228,9 +3223,9 @@ static bool ContextualCheckBlock(const CBlock& block, CValidationState& state, c { const int nHeight = pindexPrev == nullptr ? 0 : pindexPrev->nHeight + 1; - // Start enforcing BIP113 (Median Time Past) using versionbits logic. + // Start enforcing BIP113 (Median Time Past). int nLockTimeFlags = 0; - if (VersionBitsState(pindexPrev, consensusParams, Consensus::DEPLOYMENT_CSV, versionbitscache) == ThresholdState::ACTIVE) { + if (nHeight >= consensusParams.CSVHeight) { assert(pindexPrev != nullptr); nLockTimeFlags |= LOCKTIME_MEDIAN_TIME_PAST; } @@ -3265,7 +3260,7 @@ static bool ContextualCheckBlock(const CBlock& block, CValidationState& state, c // {0xaa, 0x21, 0xa9, 0xed}, and the following 32 bytes are SHA256^2(witness root, witness reserved value). In case there are // multiple, the last one is used. bool fHaveWitness = false; - if (VersionBitsState(pindexPrev, consensusParams, Consensus::DEPLOYMENT_SEGWIT, versionbitscache) == ThresholdState::ACTIVE) { + if (nHeight >= consensusParams.SegwitHeight) { int commitpos = GetWitnessCommitmentIndex(block); if (commitpos != -1) { bool malleated = false; diff --git a/src/validation.h b/src/validation.h index 65f86e3070..7cf3311f22 100644 --- a/src/validation.h +++ b/src/validation.h @@ -383,12 +383,10 @@ bool CheckBlock(const CBlock& block, CValidationState& state, const Consensus::P /** Check a block is completely valid from start to finish (only works on top of our current best block) */ bool TestBlockValidity(CValidationState& state, const CChainParams& chainparams, const CBlock& block, CBlockIndex* pindexPrev, bool fCheckPOW = true, bool fCheckMerkleRoot = true) EXCLUSIVE_LOCKS_REQUIRED(cs_main); -/** Check whether witness commitments are required for block. */ +/** Check whether witness commitments are required for a block, and whether to enforce NULLDUMMY (BIP 147) rules. + * Note that transaction witness validation rules are always enforced when P2SH is enforced. */ bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& params); -/** Check whether NULLDUMMY (BIP 147) has activated. */ -bool IsNullDummyEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& params); - /** When there are blocks in the active chain with missing data, rewind the chainstate and remove them from the block index */ bool RewindBlockIndex(const CChainParams& params) LOCKS_EXCLUDED(cs_main); diff --git a/src/versionbitsinfo.cpp b/src/versionbitsinfo.cpp index ecf3482927..82df92ac90 100644 --- a/src/versionbitsinfo.cpp +++ b/src/versionbitsinfo.cpp @@ -11,12 +11,4 @@ const struct VBDeploymentInfo VersionBitsDeploymentInfo[Consensus::MAX_VERSION_B /*.name =*/ "testdummy", /*.gbt_force =*/ true, }, - { - /*.name =*/ "csv", - /*.gbt_force =*/ true, - }, - { - /*.name =*/ "segwit", - /*.gbt_force =*/ true, - } }; |