diff options
Diffstat (limited to 'src/rpc/blockchain.cpp')
-rw-r--r-- | src/rpc/blockchain.cpp | 218 |
1 files changed, 165 insertions, 53 deletions
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index 01066d0eb2..96871ce1dc 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -12,6 +12,8 @@ #include "coins.h" #include "consensus/validation.h" #include "validation.h" +#include "core_io.h" +#include "policy/feerate.h" #include "policy/policy.h" #include "primitives/transaction.h" #include "rpc/server.h" @@ -42,7 +44,6 @@ static std::condition_variable cond_blockchange; static CUpdatedBlock latestblock; extern void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry); -void ScriptPubKeyToJSON(const CScript& scriptPubKey, UniValue& out, bool fIncludeHex); double GetDifficulty(const CBlockIndex* blockindex) { @@ -123,7 +124,7 @@ UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool tx if(txDetails) { UniValue objTx(UniValue::VOBJ); - TxToJSON(*tx, uint256(), objTx); + TxToUniv(*tx, uint256(), objTx); txs.push_back(objTx); } else @@ -186,7 +187,7 @@ void RPCNotifyBlockChange(bool ibd, const CBlockIndex * pindex) latestblock.hash = pindex->GetBlockHash(); latestblock.height = pindex->nHeight; } - cond_blockchange.notify_all(); + cond_blockchange.notify_all(); } UniValue waitfornewblock(const JSONRPCRequest& request) @@ -412,6 +413,7 @@ UniValue getrawmempool(const JSONRPCRequest& request) throw std::runtime_error( "getrawmempool ( verbose )\n" "\nReturns all transaction ids in memory pool as a json array of string transaction ids.\n" + "\nHint: use getmempoolentry to fetch a specific transaction from the mempool.\n" "\nArguments:\n" "1. verbose (boolean, optional, default=false) True for a json object, false for array of transaction ids\n" "\nResult: (for verbose = false):\n" @@ -686,13 +688,16 @@ UniValue getblock(const JSONRPCRequest& request) { if (request.fHelp || request.params.size() < 1 || request.params.size() > 2) throw std::runtime_error( - "getblock \"blockhash\" ( verbose )\n" - "\nIf verbose is false, returns a string that is serialized, hex-encoded data for block 'hash'.\n" - "If verbose is true, returns an Object with information about block <hash>.\n" + "getblock \"blockhash\" ( verbosity ) \n" + "\nIf verbosity is 0, returns a string that is serialized, hex-encoded data for block 'hash'.\n" + "If verbosity is 1, returns an Object with information about block <hash>.\n" + "If verbosity is 2, returns an Object with information about block <hash> and information about each transaction. \n" "\nArguments:\n" "1. \"blockhash\" (string, required) The block hash\n" - "2. verbose (boolean, optional, default=true) true for a json object, false for the hex encoded data\n" - "\nResult (for verbose = true):\n" + "2. verbosity (numeric, optional, default=1) 0 for hex encoded data, 1 for a json object, and 2 for json object with transaction data\n" + "\nResult (for verbosity = 0):\n" + "\"data\" (string) A string that is serialized, hex-encoded data for block 'hash'.\n" + "\nResult (for verbosity = 1):\n" "{\n" " \"hash\" : \"hash\", (string) the block hash (same as provided)\n" " \"confirmations\" : n, (numeric) The number of confirmations, or -1 if the block is not on the main chain\n" @@ -716,8 +721,14 @@ UniValue getblock(const JSONRPCRequest& request) " \"previousblockhash\" : \"hash\", (string) The hash of the previous block\n" " \"nextblockhash\" : \"hash\" (string) The hash of the next block\n" "}\n" - "\nResult (for verbose=false):\n" - "\"data\" (string) A string that is serialized, hex-encoded data for block 'hash'.\n" + "\nResult (for verbosity = 2):\n" + "{\n" + " ..., Same output as verbosity = 1.\n" + " \"tx\" : [ (array of Objects) The transactions in the format of the getrawtransaction RPC. Different from verbosity = 1 \"tx\" result.\n" + " ,...\n" + " ],\n" + " ,... Same output as verbosity = 1.\n" + "}\n" "\nExamples:\n" + HelpExampleCli("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"") + HelpExampleRpc("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"") @@ -728,9 +739,13 @@ UniValue getblock(const JSONRPCRequest& request) std::string strHash = request.params[0].get_str(); uint256 hash(uint256S(strHash)); - bool fVerbose = true; - if (request.params.size() > 1) - fVerbose = request.params[1].get_bool(); + int verbosity = 1; + if (request.params.size() > 1) { + if(request.params[1].isNum()) + verbosity = request.params[1].get_int(); + else + verbosity = request.params[1].get_bool() ? 1 : 0; + } if (mapBlockIndex.count(hash) == 0) throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); @@ -749,7 +764,7 @@ UniValue getblock(const JSONRPCRequest& request) // block). throw JSONRPCError(RPC_MISC_ERROR, "Block not found on disk"); - if (!fVerbose) + if (verbosity <= 0) { CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION | RPCSerializationFlags()); ssBlock << block; @@ -757,7 +772,7 @@ UniValue getblock(const JSONRPCRequest& request) return strHex; } - return blockToJSON(block, pblockindex); + return blockToJSON(block, pblockindex, verbosity >= 2); } struct CCoinsStats @@ -766,13 +781,29 @@ struct CCoinsStats uint256 hashBlock; uint64_t nTransactions; uint64_t nTransactionOutputs; - uint64_t nSerializedSize; uint256 hashSerialized; + uint64_t nDiskSize; CAmount nTotalAmount; - CCoinsStats() : nHeight(0), nTransactions(0), nTransactionOutputs(0), nSerializedSize(0), nTotalAmount(0) {} + CCoinsStats() : nHeight(0), nTransactions(0), nTransactionOutputs(0), nTotalAmount(0) {} }; +static void ApplyStats(CCoinsStats &stats, CHashWriter& ss, const uint256& hash, const std::map<uint32_t, Coin>& outputs) +{ + assert(!outputs.empty()); + ss << hash; + ss << VARINT(outputs.begin()->second.nHeight * 2 + outputs.begin()->second.fCoinBase); + stats.nTransactions++; + for (const auto output : outputs) { + ss << VARINT(output.first + 1); + ss << *(const CScriptBase*)(&output.second.out.scriptPubKey); + ss << VARINT(output.second.out.nValue); + stats.nTransactionOutputs++; + stats.nTotalAmount += output.second.out.nValue; + } + ss << VARINT(0); +} + //! Calculate statistics about the unspent transaction output set static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats) { @@ -785,32 +816,29 @@ static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats) stats.nHeight = mapBlockIndex.find(stats.hashBlock)->second->nHeight; } ss << stats.hashBlock; - CAmount nTotalAmount = 0; + uint256 prevkey; + std::map<uint32_t, Coin> outputs; while (pcursor->Valid()) { boost::this_thread::interruption_point(); - uint256 key; - CCoins coins; - if (pcursor->GetKey(key) && pcursor->GetValue(coins)) { - stats.nTransactions++; - ss << key; - for (unsigned int i=0; i<coins.vout.size(); i++) { - const CTxOut &out = coins.vout[i]; - if (!out.IsNull()) { - stats.nTransactionOutputs++; - ss << VARINT(i+1); - ss << out; - nTotalAmount += out.nValue; - } + COutPoint key; + Coin coin; + if (pcursor->GetKey(key) && pcursor->GetValue(coin)) { + if (!outputs.empty() && key.hash != prevkey) { + ApplyStats(stats, ss, prevkey, outputs); + outputs.clear(); } - stats.nSerializedSize += 32 + pcursor->GetValueSize(); - ss << VARINT(0); + prevkey = key.hash; + outputs[key.n] = std::move(coin); } else { return error("%s: unable to read value", __func__); } pcursor->Next(); } + if (!outputs.empty()) { + ApplyStats(stats, ss, prevkey, outputs); + } stats.hashSerialized = ss.GetHash(); - stats.nTotalAmount = nTotalAmount; + stats.nDiskSize = view->EstimateSize(); return true; } @@ -876,8 +904,8 @@ UniValue gettxoutsetinfo(const JSONRPCRequest& request) " \"bestblock\": \"hex\", (string) the best block hash hex\n" " \"transactions\": n, (numeric) The number of transactions\n" " \"txouts\": n, (numeric) The number of output transactions\n" - " \"bytes_serialized\": n, (numeric) The serialized size\n" " \"hash_serialized\": \"hash\", (string) The serialized hash\n" + " \"disk_size\": n, (numeric) The estimated size of the chainstate on disk\n" " \"total_amount\": x.xxx (numeric) The total amount\n" "}\n" "\nExamples:\n" @@ -894,8 +922,8 @@ UniValue gettxoutsetinfo(const JSONRPCRequest& request) ret.push_back(Pair("bestblock", stats.hashBlock.GetHex())); ret.push_back(Pair("transactions", (int64_t)stats.nTransactions)); ret.push_back(Pair("txouts", (int64_t)stats.nTransactionOutputs)); - ret.push_back(Pair("bytes_serialized", (int64_t)stats.nSerializedSize)); - ret.push_back(Pair("hash_serialized", stats.hashSerialized.GetHex())); + ret.push_back(Pair("hash_serialized_2", stats.hashSerialized.GetHex())); + ret.push_back(Pair("disk_size", stats.nDiskSize)); ret.push_back(Pair("total_amount", ValueFromAmount(stats.nTotalAmount))); } else { throw JSONRPCError(RPC_INTERNAL_ERROR, "Unable to read UTXO set"); @@ -948,37 +976,37 @@ UniValue gettxout(const JSONRPCRequest& request) std::string strHash = request.params[0].get_str(); uint256 hash(uint256S(strHash)); int n = request.params[1].get_int(); + COutPoint out(hash, n); bool fMempool = true; if (request.params.size() > 2) fMempool = request.params[2].get_bool(); - CCoins coins; + Coin coin; if (fMempool) { LOCK(mempool.cs); CCoinsViewMemPool view(pcoinsTip, mempool); - if (!view.GetCoins(hash, coins)) + if (!view.GetCoin(out, coin) || mempool.isSpent(out)) { // TODO: filtering spent coins should be done by the CCoinsViewMemPool return NullUniValue; - mempool.pruneSpent(hash, coins); // TODO: this should be done by the CCoinsViewMemPool + } } else { - if (!pcoinsTip->GetCoins(hash, coins)) + if (!pcoinsTip->GetCoin(out, coin)) { return NullUniValue; + } } - if (n<0 || (unsigned int)n>=coins.vout.size() || coins.vout[n].IsNull()) - return NullUniValue; BlockMap::iterator it = mapBlockIndex.find(pcoinsTip->GetBestBlock()); CBlockIndex *pindex = it->second; ret.push_back(Pair("bestblock", pindex->GetBlockHash().GetHex())); - if ((unsigned int)coins.nHeight == MEMPOOL_HEIGHT) + if (coin.nHeight == MEMPOOL_HEIGHT) { ret.push_back(Pair("confirmations", 0)); - else - ret.push_back(Pair("confirmations", pindex->nHeight - coins.nHeight + 1)); - ret.push_back(Pair("value", ValueFromAmount(coins.vout[n].nValue))); + } else { + ret.push_back(Pair("confirmations", (int64_t)(pindex->nHeight - coin.nHeight + 1))); + } + ret.push_back(Pair("value", ValueFromAmount(coin.out.nValue))); UniValue o(UniValue::VOBJ); - ScriptPubKeyToJSON(coins.vout[n].scriptPubKey, o, true); + ScriptPubKeyToUniv(coin.out.scriptPubKey, o, true); ret.push_back(Pair("scriptPubKey", o)); - ret.push_back(Pair("version", coins.nVersion)); - ret.push_back(Pair("coinbase", coins.fCoinBase)); + ret.push_back(Pair("coinbase", (bool)coin.fCoinBase)); return ret; } @@ -1059,6 +1087,17 @@ static UniValue BIP9SoftForkDesc(const Consensus::Params& consensusParams, Conse rv.push_back(Pair("startTime", consensusParams.vDeployments[id].nStartTime)); rv.push_back(Pair("timeout", consensusParams.vDeployments[id].nTimeout)); rv.push_back(Pair("since", VersionBitsTipStateSinceHeight(consensusParams, id))); + if (THRESHOLD_STARTED == thresholdState) + { + UniValue statsUV(UniValue::VOBJ); + BIP9Stats statsStruct = VersionBitsTipStatistics(consensusParams, id); + statsUV.push_back(Pair("period", statsStruct.period)); + statsUV.push_back(Pair("threshold", statsStruct.threshold)); + statsUV.push_back(Pair("elapsed", statsStruct.elapsed)); + statsUV.push_back(Pair("count", statsStruct.count)); + statsUV.push_back(Pair("possible", statsStruct.possible)); + rv.push_back(Pair("statistics", statsUV)); + } return rv; } @@ -1104,7 +1143,14 @@ UniValue getblockchaininfo(const JSONRPCRequest& request) " \"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" + " \"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" " }\n" " }\n" "}\n" @@ -1292,7 +1338,7 @@ UniValue getmempoolinfo(const JSONRPCRequest& request) " \"bytes\": xxxxx, (numeric) Sum of all virtual transaction sizes as defined in BIP 141. Differs from actual serialized size because witness data is discounted\n" " \"usage\": xxxxx, (numeric) Total memory usage for the mempool\n" " \"maxmempool\": xxxxx, (numeric) Maximum memory usage for the mempool\n" - " \"mempoolminfee\": xxxxx (numeric) Minimum fee for tx to be accepted\n" + " \"mempoolminfee\": xxxxx (numeric) Minimum feerate (" + CURRENCY_UNIT + " per KB) for tx to be accepted\n" "}\n" "\nExamples:\n" + HelpExampleCli("getmempoolinfo", "") @@ -1415,13 +1461,79 @@ UniValue reconsiderblock(const JSONRPCRequest& request) return NullUniValue; } +UniValue getchaintxstats(const JSONRPCRequest& request) +{ + if (request.fHelp || request.params.size() > 2) + throw std::runtime_error( + "getchaintxstats ( nblocks blockhash )\n" + "\nCompute statistics about the total number and rate of transactions in the chain.\n" + "\nArguments:\n" + "1. nblocks (numeric, optional) Size of the window in number of blocks (default: one month).\n" + "2. \"blockhash\" (string, optional) The hash of the block that ends the window.\n" + "\nResult:\n" + "{\n" + " \"time\": xxxxx, (numeric) The timestamp for the statistics in UNIX format.\n" + " \"txcount\": xxxxx, (numeric) The total number of transactions in the chain up to that point.\n" + " \"txrate\": x.xx, (numeric) The average rate of transactions per second in the window.\n" + "}\n" + "\nExamples:\n" + + HelpExampleCli("getchaintxstats", "") + + HelpExampleRpc("getchaintxstats", "2016") + ); + + const CBlockIndex* pindex; + int blockcount = 30 * 24 * 60 * 60 / Params().GetConsensus().nPowTargetSpacing; // By default: 1 month + + if (request.params.size() > 0 && !request.params[0].isNull()) { + blockcount = request.params[0].get_int(); + } + + bool havehash = request.params.size() > 1 && !request.params[1].isNull(); + uint256 hash; + if (havehash) { + hash = uint256S(request.params[1].get_str()); + } + + { + LOCK(cs_main); + if (havehash) { + auto it = mapBlockIndex.find(hash); + if (it == mapBlockIndex.end()) { + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); + } + pindex = it->second; + if (!chainActive.Contains(pindex)) { + throw JSONRPCError(RPC_INVALID_PARAMETER, "Block is not in main chain"); + } + } else { + pindex = chainActive.Tip(); + } + } + + if (blockcount < 1 || blockcount >= pindex->nHeight) { + throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid block count: should be between 1 and the block's height"); + } + + const CBlockIndex* pindexPast = pindex->GetAncestor(pindex->nHeight - blockcount); + int nTimeDiff = pindex->GetMedianTimePast() - pindexPast->GetMedianTimePast(); + int nTxDiff = pindex->nChainTx - pindexPast->nChainTx; + + UniValue ret(UniValue::VOBJ); + ret.push_back(Pair("time", (int64_t)pindex->nTime)); + ret.push_back(Pair("txcount", (int64_t)pindex->nChainTx)); + ret.push_back(Pair("txrate", ((double)nTxDiff) / nTimeDiff)); + + return ret; +} + static const CRPCCommand commands[] = { // category name actor (function) okSafe argNames // --------------------- ------------------------ ----------------------- ------ ---------- { "blockchain", "getblockchaininfo", &getblockchaininfo, true, {} }, + { "blockchain", "getchaintxstats", &getchaintxstats, true, {"nblocks", "blockhash"} }, { "blockchain", "getbestblockhash", &getbestblockhash, true, {} }, { "blockchain", "getblockcount", &getblockcount, true, {} }, - { "blockchain", "getblock", &getblock, true, {"blockhash","verbose"} }, + { "blockchain", "getblock", &getblock, true, {"blockhash","verbosity|verbose"} }, { "blockchain", "getblockhash", &getblockhash, true, {"height"} }, { "blockchain", "getblockheader", &getblockheader, true, {"blockhash","verbose"} }, { "blockchain", "getchaintips", &getchaintips, true, {} }, |