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874 lines
35 KiB
874 lines
35 KiB
// Copyright (c) 2010 Satoshi Nakamoto |
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// Copyright (c) 2009-2014 The Bitcoin Core developers |
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// Distributed under the MIT software license, see the accompanying |
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// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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#include "amount.h" |
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#include "chain.h" |
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#include "chainparams.h" |
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#include "checkpoints.h" |
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#include "coins.h" |
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#include "consensus/validation.h" |
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#include "main.h" |
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#include "primitives/transaction.h" |
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#include "rpcserver.h" |
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#include "streams.h" |
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#include "sync.h" |
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#include "txmempool.h" |
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#include "util.h" |
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#include "utilstrencodings.h" |
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#include <stdint.h> |
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#include <univalue.h> |
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using namespace std; |
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extern void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry); |
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void ScriptPubKeyToJSON(const CScript& scriptPubKey, UniValue& out, bool fIncludeHex); |
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double GetDifficulty(const CBlockIndex* blockindex) |
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{ |
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// Floating point number that is a multiple of the minimum difficulty, |
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// minimum difficulty = 1.0. |
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if (blockindex == NULL) |
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{ |
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if (chainActive.Tip() == NULL) |
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return 1.0; |
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else |
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blockindex = chainActive.Tip(); |
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} |
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int nShift = (blockindex->nBits >> 24) & 0xff; |
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double dDiff = |
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(double)0x0000ffff / (double)(blockindex->nBits & 0x00ffffff); |
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while (nShift < 29) |
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{ |
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dDiff *= 256.0; |
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nShift++; |
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} |
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while (nShift > 29) |
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{ |
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dDiff /= 256.0; |
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nShift--; |
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} |
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return dDiff; |
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} |
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UniValue blockheaderToJSON(const CBlockIndex* blockindex) |
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{ |
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UniValue result(UniValue::VOBJ); |
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result.push_back(Pair("hash", blockindex->GetBlockHash().GetHex())); |
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int confirmations = -1; |
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// Only report confirmations if the block is on the main chain |
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if (chainActive.Contains(blockindex)) |
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confirmations = chainActive.Height() - blockindex->nHeight + 1; |
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result.push_back(Pair("confirmations", confirmations)); |
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result.push_back(Pair("height", blockindex->nHeight)); |
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result.push_back(Pair("version", blockindex->nVersion)); |
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result.push_back(Pair("merkleroot", blockindex->hashMerkleRoot.GetHex())); |
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result.push_back(Pair("time", (int64_t)blockindex->nTime)); |
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result.push_back(Pair("nonce", (uint64_t)blockindex->nNonce)); |
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result.push_back(Pair("bits", strprintf("%08x", blockindex->nBits))); |
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result.push_back(Pair("difficulty", GetDifficulty(blockindex))); |
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result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex())); |
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if (blockindex->pprev) |
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result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex())); |
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CBlockIndex *pnext = chainActive.Next(blockindex); |
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if (pnext) |
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result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex())); |
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return result; |
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} |
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UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false) |
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{ |
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UniValue result(UniValue::VOBJ); |
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result.push_back(Pair("hash", block.GetHash().GetHex())); |
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int confirmations = -1; |
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// Only report confirmations if the block is on the main chain |
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if (chainActive.Contains(blockindex)) |
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confirmations = chainActive.Height() - blockindex->nHeight + 1; |
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result.push_back(Pair("confirmations", confirmations)); |
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result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION))); |
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result.push_back(Pair("height", blockindex->nHeight)); |
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result.push_back(Pair("version", block.nVersion)); |
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result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex())); |
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UniValue txs(UniValue::VARR); |
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BOOST_FOREACH(const CTransaction&tx, block.vtx) |
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{ |
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if(txDetails) |
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{ |
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UniValue objTx(UniValue::VOBJ); |
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TxToJSON(tx, uint256(), objTx); |
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txs.push_back(objTx); |
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} |
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else |
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txs.push_back(tx.GetHash().GetHex()); |
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} |
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result.push_back(Pair("tx", txs)); |
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result.push_back(Pair("time", block.GetBlockTime())); |
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result.push_back(Pair("nonce", (uint64_t)block.nNonce)); |
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result.push_back(Pair("bits", strprintf("%08x", block.nBits))); |
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result.push_back(Pair("difficulty", GetDifficulty(blockindex))); |
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result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex())); |
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if (blockindex->pprev) |
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result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex())); |
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CBlockIndex *pnext = chainActive.Next(blockindex); |
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if (pnext) |
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result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex())); |
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return result; |
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} |
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UniValue getblockcount(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getblockcount\n" |
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"\nReturns the number of blocks in the longest block chain.\n" |
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"\nResult:\n" |
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"n (numeric) The current block count\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("getblockcount", "") |
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+ HelpExampleRpc("getblockcount", "") |
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); |
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LOCK(cs_main); |
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return chainActive.Height(); |
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} |
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UniValue getbestblockhash(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getbestblockhash\n" |
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"\nReturns the hash of the best (tip) block in the longest block chain.\n" |
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"\nResult\n" |
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"\"hex\" (string) the block hash hex encoded\n" |
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"\nExamples\n" |
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+ HelpExampleCli("getbestblockhash", "") |
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+ HelpExampleRpc("getbestblockhash", "") |
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); |
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LOCK(cs_main); |
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return chainActive.Tip()->GetBlockHash().GetHex(); |
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} |
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UniValue getdifficulty(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getdifficulty\n" |
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"\nReturns the proof-of-work difficulty as a multiple of the minimum difficulty.\n" |
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"\nResult:\n" |
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"n.nnn (numeric) the proof-of-work difficulty as a multiple of the minimum difficulty.\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("getdifficulty", "") |
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+ HelpExampleRpc("getdifficulty", "") |
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); |
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LOCK(cs_main); |
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return GetDifficulty(); |
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} |
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UniValue mempoolToJSON(bool fVerbose = false) |
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{ |
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if (fVerbose) |
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{ |
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LOCK(mempool.cs); |
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UniValue o(UniValue::VOBJ); |
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BOOST_FOREACH(const CTxMemPoolEntry& e, mempool.mapTx) |
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{ |
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const uint256& hash = e.GetTx().GetHash(); |
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UniValue info(UniValue::VOBJ); |
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info.push_back(Pair("size", (int)e.GetTxSize())); |
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info.push_back(Pair("fee", ValueFromAmount(e.GetFee()))); |
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info.push_back(Pair("time", e.GetTime())); |
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info.push_back(Pair("height", (int)e.GetHeight())); |
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info.push_back(Pair("startingpriority", e.GetPriority(e.GetHeight()))); |
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info.push_back(Pair("currentpriority", e.GetPriority(chainActive.Height()))); |
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info.push_back(Pair("descendantcount", e.GetCountWithDescendants())); |
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info.push_back(Pair("descendantsize", e.GetSizeWithDescendants())); |
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info.push_back(Pair("descendantfees", e.GetFeesWithDescendants())); |
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const CTransaction& tx = e.GetTx(); |
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set<string> setDepends; |
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BOOST_FOREACH(const CTxIn& txin, tx.vin) |
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{ |
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if (mempool.exists(txin.prevout.hash)) |
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setDepends.insert(txin.prevout.hash.ToString()); |
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} |
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UniValue depends(UniValue::VARR); |
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BOOST_FOREACH(const string& dep, setDepends) |
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{ |
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depends.push_back(dep); |
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} |
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info.push_back(Pair("depends", depends)); |
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o.push_back(Pair(hash.ToString(), info)); |
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} |
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return o; |
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} |
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else |
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{ |
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vector<uint256> vtxid; |
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mempool.queryHashes(vtxid); |
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UniValue a(UniValue::VARR); |
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BOOST_FOREACH(const uint256& hash, vtxid) |
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a.push_back(hash.ToString()); |
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return a; |
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} |
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} |
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UniValue getrawmempool(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() > 1) |
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throw runtime_error( |
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"getrawmempool ( verbose )\n" |
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"\nReturns all transaction ids in memory pool as a json array of string transaction ids.\n" |
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"\nArguments:\n" |
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"1. verbose (boolean, optional, default=false) true for a json object, false for array of transaction ids\n" |
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"\nResult: (for verbose = false):\n" |
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"[ (json array of string)\n" |
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" \"transactionid\" (string) The transaction id\n" |
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" ,...\n" |
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"]\n" |
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"\nResult: (for verbose = true):\n" |
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"{ (json object)\n" |
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" \"transactionid\" : { (json object)\n" |
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" \"size\" : n, (numeric) transaction size in bytes\n" |
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" \"fee\" : n, (numeric) transaction fee in " + CURRENCY_UNIT + "\n" |
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" \"time\" : n, (numeric) local time transaction entered pool in seconds since 1 Jan 1970 GMT\n" |
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" \"height\" : n, (numeric) block height when transaction entered pool\n" |
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" \"startingpriority\" : n, (numeric) priority when transaction entered pool\n" |
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" \"currentpriority\" : n, (numeric) transaction priority now\n" |
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" \"descendantcount\" : n, (numeric) number of in-mempool descendant transactions (including this one)\n" |
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" \"descendantsize\" : n, (numeric) size of in-mempool descendants (including this one)\n" |
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" \"descendantfees\" : n, (numeric) fees of in-mempool descendants (including this one)\n" |
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" \"depends\" : [ (array) unconfirmed transactions used as inputs for this transaction\n" |
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" \"transactionid\", (string) parent transaction id\n" |
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" ... ]\n" |
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" }, ...\n" |
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"}\n" |
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"\nExamples\n" |
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+ HelpExampleCli("getrawmempool", "true") |
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+ HelpExampleRpc("getrawmempool", "true") |
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); |
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LOCK(cs_main); |
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bool fVerbose = false; |
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if (params.size() > 0) |
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fVerbose = params[0].get_bool(); |
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return mempoolToJSON(fVerbose); |
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} |
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UniValue getblockhash(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 1) |
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throw runtime_error( |
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"getblockhash index\n" |
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"\nReturns hash of block in best-block-chain at index provided.\n" |
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"\nArguments:\n" |
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"1. index (numeric, required) The block index\n" |
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"\nResult:\n" |
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"\"hash\" (string) The block hash\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("getblockhash", "1000") |
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+ HelpExampleRpc("getblockhash", "1000") |
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); |
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LOCK(cs_main); |
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int nHeight = params[0].get_int(); |
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if (nHeight < 0 || nHeight > chainActive.Height()) |
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throw JSONRPCError(RPC_INVALID_PARAMETER, "Block height out of range"); |
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CBlockIndex* pblockindex = chainActive[nHeight]; |
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return pblockindex->GetBlockHash().GetHex(); |
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} |
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UniValue getblockheader(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() < 1 || params.size() > 2) |
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throw runtime_error( |
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"getblockheader \"hash\" ( verbose )\n" |
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"\nIf verbose is false, returns a string that is serialized, hex-encoded data for blockheader 'hash'.\n" |
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"If verbose is true, returns an Object with information about blockheader <hash>.\n" |
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"\nArguments:\n" |
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"1. \"hash\" (string, required) The block hash\n" |
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"2. verbose (boolean, optional, default=true) true for a json object, false for the hex encoded data\n" |
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"\nResult (for verbose = true):\n" |
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"{\n" |
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" \"hash\" : \"hash\", (string) the block hash (same as provided)\n" |
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" \"confirmations\" : n, (numeric) The number of confirmations, or -1 if the block is not on the main chain\n" |
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" \"height\" : n, (numeric) The block height or index\n" |
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" \"version\" : n, (numeric) The block version\n" |
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" \"merkleroot\" : \"xxxx\", (string) The merkle root\n" |
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" \"time\" : ttt, (numeric) The block time in seconds since epoch (Jan 1 1970 GMT)\n" |
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" \"nonce\" : n, (numeric) The nonce\n" |
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" \"bits\" : \"1d00ffff\", (string) The bits\n" |
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" \"difficulty\" : x.xxx, (numeric) The difficulty\n" |
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" \"previousblockhash\" : \"hash\", (string) The hash of the previous block\n" |
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" \"nextblockhash\" : \"hash\" (string) The hash of the next block\n" |
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"}\n" |
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"\nResult (for verbose=false):\n" |
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"\"data\" (string) A string that is serialized, hex-encoded data for block 'hash'.\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("getblockheader", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"") |
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+ HelpExampleRpc("getblockheader", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"") |
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); |
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LOCK(cs_main); |
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std::string strHash = params[0].get_str(); |
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uint256 hash(uint256S(strHash)); |
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bool fVerbose = true; |
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if (params.size() > 1) |
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fVerbose = params[1].get_bool(); |
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if (mapBlockIndex.count(hash) == 0) |
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throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); |
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CBlockIndex* pblockindex = mapBlockIndex[hash]; |
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if (!fVerbose) |
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{ |
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CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION); |
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ssBlock << pblockindex->GetBlockHeader(); |
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std::string strHex = HexStr(ssBlock.begin(), ssBlock.end()); |
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return strHex; |
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} |
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return blockheaderToJSON(pblockindex); |
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} |
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UniValue getblock(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() < 1 || params.size() > 2) |
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throw runtime_error( |
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"getblock \"hash\" ( verbose )\n" |
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"\nIf verbose is false, returns a string that is serialized, hex-encoded data for block 'hash'.\n" |
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"If verbose is true, returns an Object with information about block <hash>.\n" |
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"\nArguments:\n" |
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"1. \"hash\" (string, required) The block hash\n" |
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"2. verbose (boolean, optional, default=true) true for a json object, false for the hex encoded data\n" |
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"\nResult (for verbose = true):\n" |
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"{\n" |
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" \"hash\" : \"hash\", (string) the block hash (same as provided)\n" |
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" \"confirmations\" : n, (numeric) The number of confirmations, or -1 if the block is not on the main chain\n" |
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" \"size\" : n, (numeric) The block size\n" |
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" \"height\" : n, (numeric) The block height or index\n" |
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" \"version\" : n, (numeric) The block version\n" |
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" \"merkleroot\" : \"xxxx\", (string) The merkle root\n" |
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" \"tx\" : [ (array of string) The transaction ids\n" |
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" \"transactionid\" (string) The transaction id\n" |
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" ,...\n" |
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" ],\n" |
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" \"time\" : ttt, (numeric) The block time in seconds since epoch (Jan 1 1970 GMT)\n" |
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" \"nonce\" : n, (numeric) The nonce\n" |
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" \"bits\" : \"1d00ffff\", (string) The bits\n" |
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" \"difficulty\" : x.xxx, (numeric) The difficulty\n" |
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" \"previousblockhash\" : \"hash\", (string) The hash of the previous block\n" |
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" \"nextblockhash\" : \"hash\" (string) The hash of the next block\n" |
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"}\n" |
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"\nResult (for verbose=false):\n" |
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"\"data\" (string) A string that is serialized, hex-encoded data for block 'hash'.\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"") |
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+ HelpExampleRpc("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"") |
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); |
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LOCK(cs_main); |
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std::string strHash = params[0].get_str(); |
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uint256 hash(uint256S(strHash)); |
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bool fVerbose = true; |
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if (params.size() > 1) |
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fVerbose = params[1].get_bool(); |
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if (mapBlockIndex.count(hash) == 0) |
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throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); |
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CBlock block; |
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CBlockIndex* pblockindex = mapBlockIndex[hash]; |
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if (fHavePruned && !(pblockindex->nStatus & BLOCK_HAVE_DATA) && pblockindex->nTx > 0) |
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throw JSONRPCError(RPC_INTERNAL_ERROR, "Block not available (pruned data)"); |
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if(!ReadBlockFromDisk(block, pblockindex)) |
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throw JSONRPCError(RPC_INTERNAL_ERROR, "Can't read block from disk"); |
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if (!fVerbose) |
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{ |
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CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION); |
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ssBlock << block; |
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std::string strHex = HexStr(ssBlock.begin(), ssBlock.end()); |
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return strHex; |
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} |
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return blockToJSON(block, pblockindex); |
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} |
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UniValue gettxoutsetinfo(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"gettxoutsetinfo\n" |
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"\nReturns statistics about the unspent transaction output set.\n" |
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"Note this call may take some time.\n" |
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"\nResult:\n" |
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"{\n" |
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" \"height\":n, (numeric) The current block height (index)\n" |
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" \"bestblock\": \"hex\", (string) the best block hash hex\n" |
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" \"transactions\": n, (numeric) The number of transactions\n" |
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" \"txouts\": n, (numeric) The number of output transactions\n" |
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" \"bytes_serialized\": n, (numeric) The serialized size\n" |
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" \"hash_serialized\": \"hash\", (string) The serialized hash\n" |
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" \"total_amount\": x.xxx (numeric) The total amount\n" |
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"}\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("gettxoutsetinfo", "") |
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+ HelpExampleRpc("gettxoutsetinfo", "") |
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); |
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UniValue ret(UniValue::VOBJ); |
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CCoinsStats stats; |
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FlushStateToDisk(); |
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if (pcoinsTip->GetStats(stats)) { |
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ret.push_back(Pair("height", (int64_t)stats.nHeight)); |
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ret.push_back(Pair("bestblock", stats.hashBlock.GetHex())); |
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ret.push_back(Pair("transactions", (int64_t)stats.nTransactions)); |
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ret.push_back(Pair("txouts", (int64_t)stats.nTransactionOutputs)); |
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ret.push_back(Pair("bytes_serialized", (int64_t)stats.nSerializedSize)); |
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ret.push_back(Pair("hash_serialized", stats.hashSerialized.GetHex())); |
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ret.push_back(Pair("total_amount", ValueFromAmount(stats.nTotalAmount))); |
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} |
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return ret; |
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} |
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UniValue gettxout(const UniValue& params, bool fHelp) |
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{ |
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if (fHelp || params.size() < 2 || params.size() > 3) |
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throw runtime_error( |
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"gettxout \"txid\" n ( includemempool )\n" |
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"\nReturns details about an unspent transaction output.\n" |
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"\nArguments:\n" |
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"1. \"txid\" (string, required) The transaction id\n" |
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"2. n (numeric, required) vout value\n" |
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"3. includemempool (boolean, optional) Whether to included the mem pool\n" |
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"\nResult:\n" |
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"{\n" |
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" \"bestblock\" : \"hash\", (string) the block hash\n" |
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" \"confirmations\" : n, (numeric) The number of confirmations\n" |
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" \"value\" : x.xxx, (numeric) The transaction value in " + CURRENCY_UNIT + "\n" |
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" \"scriptPubKey\" : { (json object)\n" |
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" \"asm\" : \"code\", (string) \n" |
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" \"hex\" : \"hex\", (string) \n" |
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" \"reqSigs\" : n, (numeric) Number of required signatures\n" |
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" \"type\" : \"pubkeyhash\", (string) The type, eg pubkeyhash\n" |
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" \"addresses\" : [ (array of string) array of bitcoin addresses\n" |
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" \"bitcoinaddress\" (string) bitcoin address\n" |
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" ,...\n" |
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" ]\n" |
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" },\n" |
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" \"version\" : n, (numeric) The version\n" |
|
" \"coinbase\" : true|false (boolean) Coinbase or not\n" |
|
"}\n" |
|
|
|
"\nExamples:\n" |
|
"\nGet unspent transactions\n" |
|
+ HelpExampleCli("listunspent", "") + |
|
"\nView the details\n" |
|
+ HelpExampleCli("gettxout", "\"txid\" 1") + |
|
"\nAs a json rpc call\n" |
|
+ HelpExampleRpc("gettxout", "\"txid\", 1") |
|
); |
|
|
|
LOCK(cs_main); |
|
|
|
UniValue ret(UniValue::VOBJ); |
|
|
|
std::string strHash = params[0].get_str(); |
|
uint256 hash(uint256S(strHash)); |
|
int n = params[1].get_int(); |
|
bool fMempool = true; |
|
if (params.size() > 2) |
|
fMempool = params[2].get_bool(); |
|
|
|
CCoins coins; |
|
if (fMempool) { |
|
LOCK(mempool.cs); |
|
CCoinsViewMemPool view(pcoinsTip, mempool); |
|
if (!view.GetCoins(hash, coins)) |
|
return NullUniValue; |
|
mempool.pruneSpent(hash, coins); // TODO: this should be done by the CCoinsViewMemPool |
|
} else { |
|
if (!pcoinsTip->GetCoins(hash, coins)) |
|
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) |
|
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))); |
|
UniValue o(UniValue::VOBJ); |
|
ScriptPubKeyToJSON(coins.vout[n].scriptPubKey, o, true); |
|
ret.push_back(Pair("scriptPubKey", o)); |
|
ret.push_back(Pair("version", coins.nVersion)); |
|
ret.push_back(Pair("coinbase", coins.fCoinBase)); |
|
|
|
return ret; |
|
} |
|
|
|
UniValue verifychain(const UniValue& params, bool fHelp) |
|
{ |
|
if (fHelp || params.size() > 2) |
|
throw runtime_error( |
|
"verifychain ( checklevel numblocks )\n" |
|
"\nVerifies blockchain database.\n" |
|
"\nArguments:\n" |
|
"1. checklevel (numeric, optional, 0-4, default=3) How thorough the block verification is.\n" |
|
"2. numblocks (numeric, optional, default=288, 0=all) The number of blocks to check.\n" |
|
"\nResult:\n" |
|
"true|false (boolean) Verified or not\n" |
|
"\nExamples:\n" |
|
+ HelpExampleCli("verifychain", "") |
|
+ HelpExampleRpc("verifychain", "") |
|
); |
|
|
|
LOCK(cs_main); |
|
|
|
int nCheckLevel = GetArg("-checklevel", 3); |
|
int nCheckDepth = GetArg("-checkblocks", 288); |
|
if (params.size() > 0) |
|
nCheckLevel = params[0].get_int(); |
|
if (params.size() > 1) |
|
nCheckDepth = params[1].get_int(); |
|
|
|
return CVerifyDB().VerifyDB(pcoinsTip, nCheckLevel, nCheckDepth); |
|
} |
|
|
|
/** Implementation of IsSuperMajority with better feedback */ |
|
static UniValue SoftForkMajorityDesc(int minVersion, CBlockIndex* pindex, int nRequired, const Consensus::Params& consensusParams) |
|
{ |
|
int nFound = 0; |
|
CBlockIndex* pstart = pindex; |
|
for (int i = 0; i < consensusParams.nMajorityWindow && pstart != NULL; i++) |
|
{ |
|
if (pstart->nVersion >= minVersion) |
|
++nFound; |
|
pstart = pstart->pprev; |
|
} |
|
|
|
UniValue rv(UniValue::VOBJ); |
|
rv.push_back(Pair("status", nFound >= nRequired)); |
|
rv.push_back(Pair("found", nFound)); |
|
rv.push_back(Pair("required", nRequired)); |
|
rv.push_back(Pair("window", consensusParams.nMajorityWindow)); |
|
return rv; |
|
} |
|
|
|
static UniValue SoftForkDesc(const std::string &name, int version, CBlockIndex* pindex, const Consensus::Params& consensusParams) |
|
{ |
|
UniValue rv(UniValue::VOBJ); |
|
rv.push_back(Pair("id", name)); |
|
rv.push_back(Pair("version", version)); |
|
rv.push_back(Pair("enforce", SoftForkMajorityDesc(version, pindex, consensusParams.nMajorityEnforceBlockUpgrade, consensusParams))); |
|
rv.push_back(Pair("reject", SoftForkMajorityDesc(version, pindex, consensusParams.nMajorityRejectBlockOutdated, consensusParams))); |
|
return rv; |
|
} |
|
|
|
UniValue getblockchaininfo(const UniValue& params, bool fHelp) |
|
{ |
|
if (fHelp || params.size() != 0) |
|
throw runtime_error( |
|
"getblockchaininfo\n" |
|
"Returns an object containing various state info regarding block chain processing.\n" |
|
"\nResult:\n" |
|
"{\n" |
|
" \"chain\": \"xxxx\", (string) current network name as defined in BIP70 (main, test, regtest)\n" |
|
" \"blocks\": xxxxxx, (numeric) the current number of blocks processed in the server\n" |
|
" \"headers\": xxxxxx, (numeric) the current number of headers we have validated\n" |
|
" \"bestblockhash\": \"...\", (string) the hash of the currently best block\n" |
|
" \"difficulty\": xxxxxx, (numeric) the current difficulty\n" |
|
" \"verificationprogress\": xxxx, (numeric) estimate of verification progress [0..1]\n" |
|
" \"chainwork\": \"xxxx\" (string) total amount of work in active chain, in hexadecimal\n" |
|
" \"pruned\": xx, (boolean) if the blocks are subject to pruning\n" |
|
" \"pruneheight\": xxxxxx, (numeric) heighest block available\n" |
|
" \"softforks\": [ (array) status of softforks in progress\n" |
|
" {\n" |
|
" \"id\": \"xxxx\", (string) name of softfork\n" |
|
" \"version\": xx, (numeric) block version\n" |
|
" \"enforce\": { (object) progress toward enforcing the softfork rules for new-version blocks\n" |
|
" \"status\": xx, (boolean) true if threshold reached\n" |
|
" \"found\": xx, (numeric) number of blocks with the new version found\n" |
|
" \"required\": xx, (numeric) number of blocks required to trigger\n" |
|
" \"window\": xx, (numeric) maximum size of examined window of recent blocks\n" |
|
" },\n" |
|
" \"reject\": { ... } (object) progress toward rejecting pre-softfork blocks (same fields as \"enforce\")\n" |
|
" }, ...\n" |
|
" ]\n" |
|
"}\n" |
|
"\nExamples:\n" |
|
+ HelpExampleCli("getblockchaininfo", "") |
|
+ HelpExampleRpc("getblockchaininfo", "") |
|
); |
|
|
|
LOCK(cs_main); |
|
|
|
UniValue obj(UniValue::VOBJ); |
|
obj.push_back(Pair("chain", Params().NetworkIDString())); |
|
obj.push_back(Pair("blocks", (int)chainActive.Height())); |
|
obj.push_back(Pair("headers", pindexBestHeader ? pindexBestHeader->nHeight : -1)); |
|
obj.push_back(Pair("bestblockhash", chainActive.Tip()->GetBlockHash().GetHex())); |
|
obj.push_back(Pair("difficulty", (double)GetDifficulty())); |
|
obj.push_back(Pair("verificationprogress", Checkpoints::GuessVerificationProgress(Params().Checkpoints(), chainActive.Tip()))); |
|
obj.push_back(Pair("chainwork", chainActive.Tip()->nChainWork.GetHex())); |
|
obj.push_back(Pair("pruned", fPruneMode)); |
|
|
|
const Consensus::Params& consensusParams = Params().GetConsensus(); |
|
CBlockIndex* tip = chainActive.Tip(); |
|
UniValue softforks(UniValue::VARR); |
|
softforks.push_back(SoftForkDesc("bip34", 2, tip, consensusParams)); |
|
softforks.push_back(SoftForkDesc("bip66", 3, tip, consensusParams)); |
|
obj.push_back(Pair("softforks", softforks)); |
|
|
|
if (fPruneMode) |
|
{ |
|
CBlockIndex *block = chainActive.Tip(); |
|
while (block && block->pprev && (block->pprev->nStatus & BLOCK_HAVE_DATA)) |
|
block = block->pprev; |
|
|
|
obj.push_back(Pair("pruneheight", block->nHeight)); |
|
} |
|
return obj; |
|
} |
|
|
|
/** Comparison function for sorting the getchaintips heads. */ |
|
struct CompareBlocksByHeight |
|
{ |
|
bool operator()(const CBlockIndex* a, const CBlockIndex* b) const |
|
{ |
|
/* Make sure that unequal blocks with the same height do not compare |
|
equal. Use the pointers themselves to make a distinction. */ |
|
|
|
if (a->nHeight != b->nHeight) |
|
return (a->nHeight > b->nHeight); |
|
|
|
return a < b; |
|
} |
|
}; |
|
|
|
UniValue getchaintips(const UniValue& params, bool fHelp) |
|
{ |
|
if (fHelp || params.size() != 0) |
|
throw runtime_error( |
|
"getchaintips\n" |
|
"Return information about all known tips in the block tree," |
|
" including the main chain as well as orphaned branches.\n" |
|
"\nResult:\n" |
|
"[\n" |
|
" {\n" |
|
" \"height\": xxxx, (numeric) height of the chain tip\n" |
|
" \"hash\": \"xxxx\", (string) block hash of the tip\n" |
|
" \"branchlen\": 0 (numeric) zero for main chain\n" |
|
" \"status\": \"active\" (string) \"active\" for the main chain\n" |
|
" },\n" |
|
" {\n" |
|
" \"height\": xxxx,\n" |
|
" \"hash\": \"xxxx\",\n" |
|
" \"branchlen\": 1 (numeric) length of branch connecting the tip to the main chain\n" |
|
" \"status\": \"xxxx\" (string) status of the chain (active, valid-fork, valid-headers, headers-only, invalid)\n" |
|
" }\n" |
|
"]\n" |
|
"Possible values for status:\n" |
|
"1. \"invalid\" This branch contains at least one invalid block\n" |
|
"2. \"headers-only\" Not all blocks for this branch are available, but the headers are valid\n" |
|
"3. \"valid-headers\" All blocks are available for this branch, but they were never fully validated\n" |
|
"4. \"valid-fork\" This branch is not part of the active chain, but is fully validated\n" |
|
"5. \"active\" This is the tip of the active main chain, which is certainly valid\n" |
|
"\nExamples:\n" |
|
+ HelpExampleCli("getchaintips", "") |
|
+ HelpExampleRpc("getchaintips", "") |
|
); |
|
|
|
LOCK(cs_main); |
|
|
|
/* Build up a list of chain tips. We start with the list of all |
|
known blocks, and successively remove blocks that appear as pprev |
|
of another block. */ |
|
std::set<const CBlockIndex*, CompareBlocksByHeight> setTips; |
|
BOOST_FOREACH(const PAIRTYPE(const uint256, CBlockIndex*)& item, mapBlockIndex) |
|
setTips.insert(item.second); |
|
BOOST_FOREACH(const PAIRTYPE(const uint256, CBlockIndex*)& item, mapBlockIndex) |
|
{ |
|
const CBlockIndex* pprev = item.second->pprev; |
|
if (pprev) |
|
setTips.erase(pprev); |
|
} |
|
|
|
// Always report the currently active tip. |
|
setTips.insert(chainActive.Tip()); |
|
|
|
/* Construct the output array. */ |
|
UniValue res(UniValue::VARR); |
|
BOOST_FOREACH(const CBlockIndex* block, setTips) |
|
{ |
|
UniValue obj(UniValue::VOBJ); |
|
obj.push_back(Pair("height", block->nHeight)); |
|
obj.push_back(Pair("hash", block->phashBlock->GetHex())); |
|
|
|
const int branchLen = block->nHeight - chainActive.FindFork(block)->nHeight; |
|
obj.push_back(Pair("branchlen", branchLen)); |
|
|
|
string status; |
|
if (chainActive.Contains(block)) { |
|
// This block is part of the currently active chain. |
|
status = "active"; |
|
} else if (block->nStatus & BLOCK_FAILED_MASK) { |
|
// This block or one of its ancestors is invalid. |
|
status = "invalid"; |
|
} else if (block->nChainTx == 0) { |
|
// This block cannot be connected because full block data for it or one of its parents is missing. |
|
status = "headers-only"; |
|
} else if (block->IsValid(BLOCK_VALID_SCRIPTS)) { |
|
// This block is fully validated, but no longer part of the active chain. It was probably the active block once, but was reorganized. |
|
status = "valid-fork"; |
|
} else if (block->IsValid(BLOCK_VALID_TREE)) { |
|
// The headers for this block are valid, but it has not been validated. It was probably never part of the most-work chain. |
|
status = "valid-headers"; |
|
} else { |
|
// No clue. |
|
status = "unknown"; |
|
} |
|
obj.push_back(Pair("status", status)); |
|
|
|
res.push_back(obj); |
|
} |
|
|
|
return res; |
|
} |
|
|
|
UniValue mempoolInfoToJSON() |
|
{ |
|
UniValue ret(UniValue::VOBJ); |
|
ret.push_back(Pair("size", (int64_t) mempool.size())); |
|
ret.push_back(Pair("bytes", (int64_t) mempool.GetTotalTxSize())); |
|
ret.push_back(Pair("usage", (int64_t) mempool.DynamicMemoryUsage())); |
|
|
|
return ret; |
|
} |
|
|
|
UniValue getmempoolinfo(const UniValue& params, bool fHelp) |
|
{ |
|
if (fHelp || params.size() != 0) |
|
throw runtime_error( |
|
"getmempoolinfo\n" |
|
"\nReturns details on the active state of the TX memory pool.\n" |
|
"\nResult:\n" |
|
"{\n" |
|
" \"size\": xxxxx (numeric) Current tx count\n" |
|
" \"bytes\": xxxxx (numeric) Sum of all tx sizes\n" |
|
" \"usage\": xxxxx (numeric) Total memory usage for the mempool\n" |
|
"}\n" |
|
"\nExamples:\n" |
|
+ HelpExampleCli("getmempoolinfo", "") |
|
+ HelpExampleRpc("getmempoolinfo", "") |
|
); |
|
|
|
return mempoolInfoToJSON(); |
|
} |
|
|
|
UniValue invalidateblock(const UniValue& params, bool fHelp) |
|
{ |
|
if (fHelp || params.size() != 1) |
|
throw runtime_error( |
|
"invalidateblock \"hash\"\n" |
|
"\nPermanently marks a block as invalid, as if it violated a consensus rule.\n" |
|
"\nArguments:\n" |
|
"1. hash (string, required) the hash of the block to mark as invalid\n" |
|
"\nResult:\n" |
|
"\nExamples:\n" |
|
+ HelpExampleCli("invalidateblock", "\"blockhash\"") |
|
+ HelpExampleRpc("invalidateblock", "\"blockhash\"") |
|
); |
|
|
|
std::string strHash = params[0].get_str(); |
|
uint256 hash(uint256S(strHash)); |
|
CValidationState state; |
|
|
|
{ |
|
LOCK(cs_main); |
|
if (mapBlockIndex.count(hash) == 0) |
|
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); |
|
|
|
CBlockIndex* pblockindex = mapBlockIndex[hash]; |
|
InvalidateBlock(state, pblockindex); |
|
} |
|
|
|
if (state.IsValid()) { |
|
ActivateBestChain(state); |
|
} |
|
|
|
if (!state.IsValid()) { |
|
throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason()); |
|
} |
|
|
|
return NullUniValue; |
|
} |
|
|
|
UniValue reconsiderblock(const UniValue& params, bool fHelp) |
|
{ |
|
if (fHelp || params.size() != 1) |
|
throw runtime_error( |
|
"reconsiderblock \"hash\"\n" |
|
"\nRemoves invalidity status of a block and its descendants, reconsider them for activation.\n" |
|
"This can be used to undo the effects of invalidateblock.\n" |
|
"\nArguments:\n" |
|
"1. hash (string, required) the hash of the block to reconsider\n" |
|
"\nResult:\n" |
|
"\nExamples:\n" |
|
+ HelpExampleCli("reconsiderblock", "\"blockhash\"") |
|
+ HelpExampleRpc("reconsiderblock", "\"blockhash\"") |
|
); |
|
|
|
std::string strHash = params[0].get_str(); |
|
uint256 hash(uint256S(strHash)); |
|
CValidationState state; |
|
|
|
{ |
|
LOCK(cs_main); |
|
if (mapBlockIndex.count(hash) == 0) |
|
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); |
|
|
|
CBlockIndex* pblockindex = mapBlockIndex[hash]; |
|
ReconsiderBlock(state, pblockindex); |
|
} |
|
|
|
if (state.IsValid()) { |
|
ActivateBestChain(state); |
|
} |
|
|
|
if (!state.IsValid()) { |
|
throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason()); |
|
} |
|
|
|
return NullUniValue; |
|
}
|
|
|