diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/rpc/blockchain.cpp | 143 |
1 files changed, 66 insertions, 77 deletions
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index b7dcd59c6d..4e5fb2f00d 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -1183,54 +1183,49 @@ static UniValue verifychain(const JSONRPCRequest& request) return CVerifyDB().VerifyDB(Params(), pcoinsTip.get(), 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); @@ -1240,18 +1235,18 @@ 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) @@ -1275,29 +1270,25 @@ 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" @@ -1342,16 +1333,14 @@ 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); + BIP9SoftForkDescPushBack(softforks, "csv", consensusParams, Consensus::DEPLOYMENT_CSV); + BIP9SoftForkDescPushBack(softforks, "segwit", consensusParams, Consensus::DEPLOYMENT_SEGWIT); + BIP9SoftForkDescPushBack(softforks, "testdummy", consensusParams, Consensus::DEPLOYMENT_TESTDUMMY); obj.pushKV("softforks", softforks); - obj.pushKV("bip9_softforks", bip9_softforks); obj.pushKV("warnings", GetWarnings("statusbar")); return obj; |