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-rw-r--r--src/rpcblockchain.cpp231
1 files changed, 188 insertions, 43 deletions
diff --git a/src/rpcblockchain.cpp b/src/rpcblockchain.cpp
index 79528db2f..80d49490d 100644
--- a/src/rpcblockchain.cpp
+++ b/src/rpcblockchain.cpp
@@ -3,23 +3,29 @@
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+#include "amount.h"
+#include "chain.h"
+#include "chainparams.h"
#include "checkpoints.h"
+#include "coins.h"
#include "consensus/validation.h"
#include "main.h"
#include "primitives/transaction.h"
#include "rpcserver.h"
+#include "streams.h"
#include "sync.h"
+#include "txmempool.h"
#include "util.h"
+#include "utilstrencodings.h"
#include <stdint.h>
-#include "json/json_spirit_value.h"
+#include "univalue/univalue.h"
-using namespace json_spirit;
using namespace std;
-extern void TxToJSON(const CTransaction& tx, const uint256 hashBlock, Object& entry);
-void ScriptPubKeyToJSON(const CScript& scriptPubKey, Object& out, bool fIncludeHex);
+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)
{
@@ -52,10 +58,35 @@ double GetDifficulty(const CBlockIndex* blockindex)
return dDiff;
}
+UniValue blockheaderToJSON(const CBlockIndex* blockindex)
+{
+ UniValue result(UniValue::VOBJ);
+ result.push_back(Pair("hash", blockindex->GetBlockHash().GetHex()));
+ int confirmations = -1;
+ // Only report confirmations if the block is on the main chain
+ if (chainActive.Contains(blockindex))
+ confirmations = chainActive.Height() - blockindex->nHeight + 1;
+ result.push_back(Pair("confirmations", confirmations));
+ result.push_back(Pair("height", blockindex->nHeight));
+ result.push_back(Pair("version", blockindex->nVersion));
+ result.push_back(Pair("merkleroot", blockindex->hashMerkleRoot.GetHex()));
+ result.push_back(Pair("time", (int64_t)blockindex->nTime));
+ result.push_back(Pair("nonce", (uint64_t)blockindex->nNonce));
+ result.push_back(Pair("bits", strprintf("%08x", blockindex->nBits)));
+ result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
+ result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
-Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false)
+ if (blockindex->pprev)
+ result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
+ CBlockIndex *pnext = chainActive.Next(blockindex);
+ if (pnext)
+ result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
+ return result;
+}
+
+UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false)
{
- Object result;
+ UniValue result(UniValue::VOBJ);
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
@@ -66,12 +97,12 @@ Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDe
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
- Array txs;
+ UniValue txs(UniValue::VARR);
BOOST_FOREACH(const CTransaction&tx, block.vtx)
{
if(txDetails)
{
- Object objTx;
+ UniValue objTx(UniValue::VOBJ);
TxToJSON(tx, uint256(), objTx);
txs.push_back(objTx);
}
@@ -93,8 +124,7 @@ Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDe
return result;
}
-
-Value getblockcount(const Array& params, bool fHelp)
+UniValue getblockcount(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
@@ -111,7 +141,7 @@ Value getblockcount(const Array& params, bool fHelp)
return chainActive.Height();
}
-Value getbestblockhash(const Array& params, bool fHelp)
+UniValue getbestblockhash(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
@@ -128,7 +158,7 @@ Value getbestblockhash(const Array& params, bool fHelp)
return chainActive.Tip()->GetBlockHash().GetHex();
}
-Value getdifficulty(const Array& params, bool fHelp)
+UniValue getdifficulty(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
@@ -146,7 +176,7 @@ Value getdifficulty(const Array& params, bool fHelp)
}
-Value getrawmempool(const Array& params, bool fHelp)
+UniValue getrawmempool(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
@@ -163,7 +193,7 @@ Value getrawmempool(const Array& params, bool fHelp)
"{ (json object)\n"
" \"transactionid\" : { (json object)\n"
" \"size\" : n, (numeric) transaction size in bytes\n"
- " \"fee\" : n, (numeric) transaction fee in bitcoins\n"
+ " \"fee\" : n, (numeric) transaction fee in " + CURRENCY_UNIT + "\n"
" \"time\" : n, (numeric) local time transaction entered pool in seconds since 1 Jan 1970 GMT\n"
" \"height\" : n, (numeric) block height when transaction entered pool\n"
" \"startingpriority\" : n, (numeric) priority when transaction entered pool\n"
@@ -187,12 +217,12 @@ Value getrawmempool(const Array& params, bool fHelp)
if (fVerbose)
{
LOCK(mempool.cs);
- Object o;
+ UniValue o(UniValue::VOBJ);
BOOST_FOREACH(const PAIRTYPE(uint256, CTxMemPoolEntry)& entry, mempool.mapTx)
{
const uint256& hash = entry.first;
const CTxMemPoolEntry& e = entry.second;
- Object info;
+ UniValue info(UniValue::VOBJ);
info.push_back(Pair("size", (int)e.GetTxSize()));
info.push_back(Pair("fee", ValueFromAmount(e.GetFee())));
info.push_back(Pair("time", e.GetTime()));
@@ -206,7 +236,13 @@ Value getrawmempool(const Array& params, bool fHelp)
if (mempool.exists(txin.prevout.hash))
setDepends.insert(txin.prevout.hash.ToString());
}
- Array depends(setDepends.begin(), setDepends.end());
+
+ UniValue depends(UniValue::VARR);
+ BOOST_FOREACH(const string& dep, setDepends)
+ {
+ depends.push_back(dep);
+ }
+
info.push_back(Pair("depends", depends));
o.push_back(Pair(hash.ToString(), info));
}
@@ -217,7 +253,7 @@ Value getrawmempool(const Array& params, bool fHelp)
vector<uint256> vtxid;
mempool.queryHashes(vtxid);
- Array a;
+ UniValue a(UniValue::VARR);
BOOST_FOREACH(const uint256& hash, vtxid)
a.push_back(hash.ToString());
@@ -225,7 +261,7 @@ Value getrawmempool(const Array& params, bool fHelp)
}
}
-Value getblockhash(const Array& params, bool fHelp)
+UniValue getblockhash(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
@@ -250,7 +286,63 @@ Value getblockhash(const Array& params, bool fHelp)
return pblockindex->GetBlockHash().GetHex();
}
-Value getblock(const Array& params, bool fHelp)
+UniValue getblockheader(const UniValue& params, bool fHelp)
+{
+ if (fHelp || params.size() < 1 || params.size() > 2)
+ throw runtime_error(
+ "getblockheader \"hash\" ( verbose )\n"
+ "\nIf verbose is false, returns a string that is serialized, hex-encoded data for blockheader 'hash'.\n"
+ "If verbose is true, returns an Object with information about blockheader <hash>.\n"
+ "\nArguments:\n"
+ "1. \"hash\" (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"
+ "{\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"
+ " \"height\" : n, (numeric) The block height or index\n"
+ " \"version\" : n, (numeric) The block version\n"
+ " \"merkleroot\" : \"xxxx\", (string) The merkle root\n"
+ " \"time\" : ttt, (numeric) The block time in seconds since epoch (Jan 1 1970 GMT)\n"
+ " \"nonce\" : n, (numeric) The nonce\n"
+ " \"bits\" : \"1d00ffff\", (string) The bits\n"
+ " \"difficulty\" : x.xxx, (numeric) The difficulty\n"
+ " \"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"
+ "\nExamples:\n"
+ + HelpExampleCli("getblockheader", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
+ + HelpExampleRpc("getblockheader", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
+ );
+
+ LOCK(cs_main);
+
+ std::string strHash = params[0].get_str();
+ uint256 hash(uint256S(strHash));
+
+ bool fVerbose = true;
+ if (params.size() > 1)
+ fVerbose = params[1].get_bool();
+
+ if (mapBlockIndex.count(hash) == 0)
+ throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
+
+ CBlockIndex* pblockindex = mapBlockIndex[hash];
+
+ if (!fVerbose)
+ {
+ CDataStream ssBlock(SER_NETWORK, PROTOCOL_VERSION);
+ ssBlock << pblockindex->GetBlockHeader();
+ std::string strHex = HexStr(ssBlock.begin(), ssBlock.end());
+ return strHex;
+ }
+
+ return blockheaderToJSON(pblockindex);
+}
+
+UniValue getblock(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
@@ -318,7 +410,7 @@ Value getblock(const Array& params, bool fHelp)
return blockToJSON(block, pblockindex);
}
-Value gettxoutsetinfo(const Array& params, bool fHelp)
+UniValue gettxoutsetinfo(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
@@ -340,9 +432,7 @@ Value gettxoutsetinfo(const Array& params, bool fHelp)
+ HelpExampleRpc("gettxoutsetinfo", "")
);
- LOCK(cs_main);
-
- Object ret;
+ UniValue ret(UniValue::VOBJ);
CCoinsStats stats;
FlushStateToDisk();
@@ -358,7 +448,7 @@ Value gettxoutsetinfo(const Array& params, bool fHelp)
return ret;
}
-Value gettxout(const Array& params, bool fHelp)
+UniValue gettxout(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() < 2 || params.size() > 3)
throw runtime_error(
@@ -372,7 +462,7 @@ Value gettxout(const Array& params, bool fHelp)
"{\n"
" \"bestblock\" : \"hash\", (string) the block hash\n"
" \"confirmations\" : n, (numeric) The number of confirmations\n"
- " \"value\" : x.xxx, (numeric) The transaction value in btc\n"
+ " \"value\" : x.xxx, (numeric) The transaction value in " + CURRENCY_UNIT + "\n"
" \"scriptPubKey\" : { (json object)\n"
" \"asm\" : \"code\", (string) \n"
" \"hex\" : \"hex\", (string) \n"
@@ -398,7 +488,7 @@ Value gettxout(const Array& params, bool fHelp)
LOCK(cs_main);
- Object ret;
+ UniValue ret(UniValue::VOBJ);
std::string strHash = params[0].get_str();
uint256 hash(uint256S(strHash));
@@ -412,14 +502,14 @@ Value gettxout(const Array& params, bool fHelp)
LOCK(mempool.cs);
CCoinsViewMemPool view(pcoinsTip, mempool);
if (!view.GetCoins(hash, coins))
- return Value::null;
+ return NullUniValue;
mempool.pruneSpent(hash, coins); // TODO: this should be done by the CCoinsViewMemPool
} else {
if (!pcoinsTip->GetCoins(hash, coins))
- return Value::null;
+ return NullUniValue;
}
if (n<0 || (unsigned int)n>=coins.vout.size() || coins.vout[n].IsNull())
- return Value::null;
+ return NullUniValue;
BlockMap::iterator it = mapBlockIndex.find(pcoinsTip->GetBestBlock());
CBlockIndex *pindex = it->second;
@@ -429,7 +519,7 @@ Value gettxout(const Array& params, bool fHelp)
else
ret.push_back(Pair("confirmations", pindex->nHeight - coins.nHeight + 1));
ret.push_back(Pair("value", ValueFromAmount(coins.vout[n].nValue)));
- Object o;
+ UniValue o(UniValue::VOBJ);
ScriptPubKeyToJSON(coins.vout[n].scriptPubKey, o, true);
ret.push_back(Pair("scriptPubKey", o));
ret.push_back(Pair("version", coins.nVersion));
@@ -438,7 +528,7 @@ Value gettxout(const Array& params, bool fHelp)
return ret;
}
-Value verifychain(const Array& params, bool fHelp)
+UniValue verifychain(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
@@ -466,7 +556,37 @@ Value verifychain(const Array& params, bool fHelp)
return CVerifyDB().VerifyDB(pcoinsTip, nCheckLevel, nCheckDepth);
}
-Value getblockchaininfo(const Array& params, bool fHelp)
+/** 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(
@@ -481,6 +601,21 @@ Value getblockchaininfo(const Array& params, bool fHelp)
" \"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", "")
@@ -489,7 +624,7 @@ Value getblockchaininfo(const Array& params, bool fHelp)
LOCK(cs_main);
- Object obj;
+ 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));
@@ -498,6 +633,14 @@ Value getblockchaininfo(const Array& params, bool fHelp)
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();
@@ -524,7 +667,7 @@ struct CompareBlocksByHeight
}
};
-Value getchaintips(const Array& params, bool fHelp)
+UniValue getchaintips(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
@@ -576,10 +719,10 @@ Value getchaintips(const Array& params, bool fHelp)
setTips.insert(chainActive.Tip());
/* Construct the output array. */
- Array res;
+ UniValue res(UniValue::VARR);
BOOST_FOREACH(const CBlockIndex* block, setTips)
{
- Object obj;
+ UniValue obj(UniValue::VOBJ);
obj.push_back(Pair("height", block->nHeight));
obj.push_back(Pair("hash", block->phashBlock->GetHex()));
@@ -614,7 +757,7 @@ Value getchaintips(const Array& params, bool fHelp)
return res;
}
-Value getmempoolinfo(const Array& params, bool fHelp)
+UniValue getmempoolinfo(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
@@ -624,20 +767,22 @@ Value getmempoolinfo(const Array& params, bool fHelp)
"{\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", "")
);
- Object ret;
+ 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;
}
-Value invalidateblock(const Array& params, bool fHelp)
+UniValue invalidateblock(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
@@ -672,10 +817,10 @@ Value invalidateblock(const Array& params, bool fHelp)
throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason());
}
- return Value::null;
+ return NullUniValue;
}
-Value reconsiderblock(const Array& params, bool fHelp)
+UniValue reconsiderblock(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
@@ -711,5 +856,5 @@ Value reconsiderblock(const Array& params, bool fHelp)
throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason());
}
- return Value::null;
+ return NullUniValue;
}