550 lines
22 KiB
C++
550 lines
22 KiB
C++
// Copyright (c) 2010 Satoshi Nakamoto
|
|
// Copyright (c) 2009-2013 The Bitcoin developers
|
|
// Distributed under the MIT/X11 software license, see the accompanying
|
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
|
|
#include "rpcserver.h"
|
|
#include "chainparams.h"
|
|
#include "init.h"
|
|
#include "net.h"
|
|
#include "main.h"
|
|
#include "miner.h"
|
|
#include "pow.h"
|
|
#ifdef ENABLE_WALLET
|
|
#include "db.h"
|
|
#include "wallet.h"
|
|
#endif
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <boost/assign/list_of.hpp>
|
|
|
|
#include "json/json_spirit_utils.h"
|
|
#include "json/json_spirit_value.h"
|
|
|
|
using namespace json_spirit;
|
|
using namespace std;
|
|
|
|
// Return average network hashes per second based on the last 'lookup' blocks,
|
|
// or from the last difficulty change if 'lookup' is nonpositive.
|
|
// If 'height' is nonnegative, compute the estimate at the time when a given block was found.
|
|
Value GetNetworkHashPS(int lookup, int height) {
|
|
CBlockIndex *pb = chainActive.Tip();
|
|
|
|
if (height >= 0 && height < chainActive.Height())
|
|
pb = chainActive[height];
|
|
|
|
if (pb == NULL || !pb->nHeight)
|
|
return 0;
|
|
|
|
// If lookup is -1, then use blocks since last difficulty change.
|
|
if (lookup <= 0)
|
|
lookup = pb->nHeight % 2016 + 1;
|
|
|
|
// If lookup is larger than chain, then set it to chain length.
|
|
if (lookup > pb->nHeight)
|
|
lookup = pb->nHeight;
|
|
|
|
CBlockIndex *pb0 = pb;
|
|
int64_t minTime = pb0->GetBlockTime();
|
|
int64_t maxTime = minTime;
|
|
for (int i = 0; i < lookup; i++) {
|
|
pb0 = pb0->pprev;
|
|
int64_t time = pb0->GetBlockTime();
|
|
minTime = std::min(time, minTime);
|
|
maxTime = std::max(time, maxTime);
|
|
}
|
|
|
|
// In case there's a situation where minTime == maxTime, we don't want a divide by zero exception.
|
|
if (minTime == maxTime)
|
|
return 0;
|
|
|
|
uint256 workDiff = pb->nChainWork - pb0->nChainWork;
|
|
int64_t timeDiff = maxTime - minTime;
|
|
|
|
return (int64_t)(workDiff.getdouble() / timeDiff);
|
|
}
|
|
|
|
Value getnetworkhashps(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() > 2)
|
|
throw runtime_error(
|
|
"getnetworkhashps ( blocks height )\n"
|
|
"\nReturns the estimated network hashes per second based on the last n blocks.\n"
|
|
"Pass in [blocks] to override # of blocks, -1 specifies since last difficulty change.\n"
|
|
"Pass in [height] to estimate the network speed at the time when a certain block was found.\n"
|
|
"\nArguments:\n"
|
|
"1. blocks (numeric, optional, default=120) The number of blocks, or -1 for blocks since last difficulty change.\n"
|
|
"2. height (numeric, optional, default=-1) To estimate at the time of the given height.\n"
|
|
"\nResult:\n"
|
|
"x (numeric) Hashes per second estimated\n"
|
|
"\nExamples:\n"
|
|
+ HelpExampleCli("getnetworkhashps", "")
|
|
+ HelpExampleRpc("getnetworkhashps", "")
|
|
);
|
|
|
|
return GetNetworkHashPS(params.size() > 0 ? params[0].get_int() : 120, params.size() > 1 ? params[1].get_int() : -1);
|
|
}
|
|
|
|
#ifdef ENABLE_WALLET
|
|
Value getgenerate(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() != 0)
|
|
throw runtime_error(
|
|
"getgenerate\n"
|
|
"\nReturn if the server is set to generate coins or not. The default is false.\n"
|
|
"It is set with the command line argument -gen (or bitcoin.conf setting gen)\n"
|
|
"It can also be set with the setgenerate call.\n"
|
|
"\nResult\n"
|
|
"true|false (boolean) If the server is set to generate coins or not\n"
|
|
"\nExamples:\n"
|
|
+ HelpExampleCli("getgenerate", "")
|
|
+ HelpExampleRpc("getgenerate", "")
|
|
);
|
|
|
|
return GetBoolArg("-gen", false);
|
|
}
|
|
|
|
|
|
Value setgenerate(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() < 1 || params.size() > 2)
|
|
throw runtime_error(
|
|
"setgenerate generate ( genproclimit )\n"
|
|
"\nSet 'generate' true or false to turn generation on or off.\n"
|
|
"Generation is limited to 'genproclimit' processors, -1 is unlimited.\n"
|
|
"See the getgenerate call for the current setting.\n"
|
|
"\nArguments:\n"
|
|
"1. generate (boolean, required) Set to true to turn on generation, off to turn off.\n"
|
|
"2. genproclimit (numeric, optional) Set the processor limit for when generation is on. Can be -1 for unlimited.\n"
|
|
" Note: in -regtest mode, genproclimit controls how many blocks are generated immediately.\n"
|
|
"\nExamples:\n"
|
|
"\nSet the generation on with a limit of one processor\n"
|
|
+ HelpExampleCli("setgenerate", "true 1") +
|
|
"\nCheck the setting\n"
|
|
+ HelpExampleCli("getgenerate", "") +
|
|
"\nTurn off generation\n"
|
|
+ HelpExampleCli("setgenerate", "false") +
|
|
"\nUsing json rpc\n"
|
|
+ HelpExampleRpc("setgenerate", "true, 1")
|
|
);
|
|
|
|
if (pwalletMain == NULL)
|
|
throw JSONRPCError(RPC_METHOD_NOT_FOUND, "Method not found (disabled)");
|
|
|
|
bool fGenerate = true;
|
|
if (params.size() > 0)
|
|
fGenerate = params[0].get_bool();
|
|
|
|
int nGenProcLimit = -1;
|
|
if (params.size() > 1)
|
|
{
|
|
nGenProcLimit = params[1].get_int();
|
|
if (nGenProcLimit == 0)
|
|
fGenerate = false;
|
|
}
|
|
|
|
// -regtest mode: don't return until nGenProcLimit blocks are generated
|
|
if (fGenerate && Params().MineBlocksOnDemand())
|
|
{
|
|
int nHeightStart = 0;
|
|
int nHeightEnd = 0;
|
|
int nHeight = 0;
|
|
int nGenerate = (nGenProcLimit > 0 ? nGenProcLimit : 1);
|
|
{ // Don't keep cs_main locked
|
|
LOCK(cs_main);
|
|
nHeightStart = chainActive.Height();
|
|
nHeight = nHeightStart;
|
|
nHeightEnd = nHeightStart+nGenerate;
|
|
}
|
|
int nHeightLast = -1;
|
|
while (nHeight < nHeightEnd)
|
|
{
|
|
if (nHeightLast != nHeight)
|
|
{
|
|
nHeightLast = nHeight;
|
|
GenerateBitcoins(fGenerate, pwalletMain, 1);
|
|
}
|
|
MilliSleep(1);
|
|
{ // Don't keep cs_main locked
|
|
LOCK(cs_main);
|
|
nHeight = chainActive.Height();
|
|
}
|
|
}
|
|
}
|
|
else // Not -regtest: start generate thread, return immediately
|
|
{
|
|
mapArgs["-gen"] = (fGenerate ? "1" : "0");
|
|
mapArgs ["-genproclimit"] = itostr(nGenProcLimit);
|
|
GenerateBitcoins(fGenerate, pwalletMain, nGenProcLimit);
|
|
}
|
|
|
|
return Value::null;
|
|
}
|
|
|
|
Value gethashespersec(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() != 0)
|
|
throw runtime_error(
|
|
"gethashespersec\n"
|
|
"\nReturns a recent hashes per second performance measurement while generating.\n"
|
|
"See the getgenerate and setgenerate calls to turn generation on and off.\n"
|
|
"\nResult:\n"
|
|
"n (numeric) The recent hashes per second when generation is on (will return 0 if generation is off)\n"
|
|
"\nExamples:\n"
|
|
+ HelpExampleCli("gethashespersec", "")
|
|
+ HelpExampleRpc("gethashespersec", "")
|
|
);
|
|
|
|
if (GetTimeMillis() - nHPSTimerStart > 8000)
|
|
return (int64_t)0;
|
|
return (int64_t)dHashesPerSec;
|
|
}
|
|
#endif
|
|
|
|
|
|
Value getmininginfo(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() != 0)
|
|
throw runtime_error(
|
|
"getmininginfo\n"
|
|
"\nReturns a json object containing mining-related information."
|
|
"\nResult:\n"
|
|
"{\n"
|
|
" \"blocks\": nnn, (numeric) The current block\n"
|
|
" \"currentblocksize\": nnn, (numeric) The last block size\n"
|
|
" \"currentblocktx\": nnn, (numeric) The last block transaction\n"
|
|
" \"difficulty\": xxx.xxxxx (numeric) The current difficulty\n"
|
|
" \"errors\": \"...\" (string) Current errors\n"
|
|
" \"generate\": true|false (boolean) If the generation is on or off (see getgenerate or setgenerate calls)\n"
|
|
" \"genproclimit\": n (numeric) The processor limit for generation. -1 if no generation. (see getgenerate or setgenerate calls)\n"
|
|
" \"hashespersec\": n (numeric) The hashes per second of the generation, or 0 if no generation.\n"
|
|
" \"pooledtx\": n (numeric) The size of the mem pool\n"
|
|
" \"testnet\": true|false (boolean) If using testnet or not\n"
|
|
" \"chain\": \"xxxx\", (string) current network name as defined in BIP70 (main, test, regtest)\n"
|
|
"}\n"
|
|
"\nExamples:\n"
|
|
+ HelpExampleCli("getmininginfo", "")
|
|
+ HelpExampleRpc("getmininginfo", "")
|
|
);
|
|
|
|
Object obj;
|
|
obj.push_back(Pair("blocks", (int)chainActive.Height()));
|
|
obj.push_back(Pair("currentblocksize", (uint64_t)nLastBlockSize));
|
|
obj.push_back(Pair("currentblocktx", (uint64_t)nLastBlockTx));
|
|
obj.push_back(Pair("difficulty", (double)GetDifficulty()));
|
|
obj.push_back(Pair("errors", GetWarnings("statusbar")));
|
|
obj.push_back(Pair("genproclimit", (int)GetArg("-genproclimit", -1)));
|
|
obj.push_back(Pair("networkhashps", getnetworkhashps(params, false)));
|
|
obj.push_back(Pair("pooledtx", (uint64_t)mempool.size()));
|
|
obj.push_back(Pair("testnet", Params().NetworkID() == CBaseChainParams::TESTNET));
|
|
obj.push_back(Pair("chain", Params().NetworkIDString()));
|
|
#ifdef ENABLE_WALLET
|
|
obj.push_back(Pair("generate", getgenerate(params, false)));
|
|
obj.push_back(Pair("hashespersec", gethashespersec(params, false)));
|
|
#endif
|
|
return obj;
|
|
}
|
|
|
|
|
|
Value prioritisetransaction(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() != 3)
|
|
throw runtime_error(
|
|
"prioritisetransaction <txid> <priority delta> <fee delta>\n"
|
|
"Accepts the transaction into mined blocks at a higher (or lower) priority");
|
|
|
|
uint256 hash;
|
|
hash.SetHex(params[0].get_str());
|
|
mempool.PrioritiseTransaction(hash, params[0].get_str(), params[1].get_real(), params[2].get_int64());
|
|
return true;
|
|
}
|
|
|
|
|
|
Value getblocktemplate(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() > 1)
|
|
throw runtime_error(
|
|
"getblocktemplate ( \"jsonrequestobject\" )\n"
|
|
"\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
|
|
"It returns data needed to construct a block to work on.\n"
|
|
"See https://en.bitcoin.it/wiki/BIP_0022 for full specification.\n"
|
|
|
|
"\nArguments:\n"
|
|
"1. \"jsonrequestobject\" (string, optional) A json object in the following spec\n"
|
|
" {\n"
|
|
" \"mode\":\"template\" (string, optional) This must be set to \"template\" or omitted\n"
|
|
" \"capabilities\":[ (array, optional) A list of strings\n"
|
|
" \"support\" (string) client side supported feature, 'longpoll', 'coinbasetxn', 'coinbasevalue', 'proposal', 'serverlist', 'workid'\n"
|
|
" ,...\n"
|
|
" ]\n"
|
|
" }\n"
|
|
"\n"
|
|
|
|
"\nResult:\n"
|
|
"{\n"
|
|
" \"version\" : n, (numeric) The block version\n"
|
|
" \"previousblockhash\" : \"xxxx\", (string) The hash of current highest block\n"
|
|
" \"transactions\" : [ (array) contents of non-coinbase transactions that should be included in the next block\n"
|
|
" {\n"
|
|
" \"data\" : \"xxxx\", (string) transaction data encoded in hexadecimal (byte-for-byte)\n"
|
|
" \"hash\" : \"xxxx\", (string) hash/id encoded in little-endian hexadecimal\n"
|
|
" \"depends\" : [ (array) array of numbers \n"
|
|
" n (numeric) transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is\n"
|
|
" ,...\n"
|
|
" ],\n"
|
|
" \"fee\": n, (numeric) difference in value between transaction inputs and outputs (in Satoshis); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one\n"
|
|
" \"sigops\" : n, (numeric) total number of SigOps, as counted for purposes of block limits; if key is not present, sigop count is unknown and clients MUST NOT assume there aren't any\n"
|
|
" \"required\" : true|false (boolean) if provided and true, this transaction must be in the final block\n"
|
|
" }\n"
|
|
" ,...\n"
|
|
" ],\n"
|
|
" \"coinbaseaux\" : { (json object) data that should be included in the coinbase's scriptSig content\n"
|
|
" \"flags\" : \"flags\" (string) \n"
|
|
" },\n"
|
|
" \"coinbasevalue\" : n, (numeric) maximum allowable input to coinbase transaction, including the generation award and transaction fees (in Satoshis)\n"
|
|
" \"coinbasetxn\" : { ... }, (json object) information for coinbase transaction\n"
|
|
" \"target\" : \"xxxx\", (string) The hash target\n"
|
|
" \"mintime\" : xxx, (numeric) The minimum timestamp appropriate for next block time in seconds since epoch (Jan 1 1970 GMT)\n"
|
|
" \"mutable\" : [ (array of string) list of ways the block template may be changed \n"
|
|
" \"value\" (string) A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'\n"
|
|
" ,...\n"
|
|
" ],\n"
|
|
" \"noncerange\" : \"00000000ffffffff\", (string) A range of valid nonces\n"
|
|
" \"sigoplimit\" : n, (numeric) limit of sigops in blocks\n"
|
|
" \"sizelimit\" : n, (numeric) limit of block size\n"
|
|
" \"curtime\" : ttt, (numeric) current timestamp in seconds since epoch (Jan 1 1970 GMT)\n"
|
|
" \"bits\" : \"xxx\", (string) compressed target of next block\n"
|
|
" \"height\" : n (numeric) The height of the next block\n"
|
|
"}\n"
|
|
|
|
"\nExamples:\n"
|
|
+ HelpExampleCli("getblocktemplate", "")
|
|
+ HelpExampleRpc("getblocktemplate", "")
|
|
);
|
|
|
|
std::string strMode = "template";
|
|
if (params.size() > 0)
|
|
{
|
|
const Object& oparam = params[0].get_obj();
|
|
const Value& modeval = find_value(oparam, "mode");
|
|
if (modeval.type() == str_type)
|
|
strMode = modeval.get_str();
|
|
else if (modeval.type() == null_type)
|
|
{
|
|
/* Do nothing */
|
|
}
|
|
else
|
|
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
|
|
}
|
|
|
|
if (strMode != "template")
|
|
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
|
|
|
|
if (vNodes.empty())
|
|
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Bitcoin is not connected!");
|
|
|
|
if (IsInitialBlockDownload())
|
|
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Bitcoin is downloading blocks...");
|
|
|
|
// Update block
|
|
static unsigned int nTransactionsUpdatedLast;
|
|
static CBlockIndex* pindexPrev;
|
|
static int64_t nStart;
|
|
static CBlockTemplate* pblocktemplate;
|
|
if (pindexPrev != chainActive.Tip() ||
|
|
(mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 5))
|
|
{
|
|
// Clear pindexPrev so future calls make a new block, despite any failures from here on
|
|
pindexPrev = NULL;
|
|
|
|
// Store the pindexBest used before CreateNewBlock, to avoid races
|
|
nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
|
|
CBlockIndex* pindexPrevNew = chainActive.Tip();
|
|
nStart = GetTime();
|
|
|
|
// Create new block
|
|
if(pblocktemplate)
|
|
{
|
|
delete pblocktemplate;
|
|
pblocktemplate = NULL;
|
|
}
|
|
CScript scriptDummy = CScript() << OP_TRUE;
|
|
pblocktemplate = CreateNewBlock(scriptDummy);
|
|
if (!pblocktemplate)
|
|
throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
|
|
|
|
// Need to update only after we know CreateNewBlock succeeded
|
|
pindexPrev = pindexPrevNew;
|
|
}
|
|
CBlock* pblock = &pblocktemplate->block; // pointer for convenience
|
|
|
|
// Update nTime
|
|
UpdateTime(*pblock, pindexPrev);
|
|
pblock->nNonce = 0;
|
|
|
|
Array transactions;
|
|
map<uint256, int64_t> setTxIndex;
|
|
int i = 0;
|
|
BOOST_FOREACH (CTransaction& tx, pblock->vtx)
|
|
{
|
|
uint256 txHash = tx.GetHash();
|
|
setTxIndex[txHash] = i++;
|
|
|
|
if (tx.IsCoinBase())
|
|
continue;
|
|
|
|
Object entry;
|
|
|
|
CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
|
|
ssTx << tx;
|
|
entry.push_back(Pair("data", HexStr(ssTx.begin(), ssTx.end())));
|
|
|
|
entry.push_back(Pair("hash", txHash.GetHex()));
|
|
|
|
Array deps;
|
|
BOOST_FOREACH (const CTxIn &in, tx.vin)
|
|
{
|
|
if (setTxIndex.count(in.prevout.hash))
|
|
deps.push_back(setTxIndex[in.prevout.hash]);
|
|
}
|
|
entry.push_back(Pair("depends", deps));
|
|
|
|
int index_in_template = i - 1;
|
|
entry.push_back(Pair("fee", pblocktemplate->vTxFees[index_in_template]));
|
|
entry.push_back(Pair("sigops", pblocktemplate->vTxSigOps[index_in_template]));
|
|
|
|
transactions.push_back(entry);
|
|
}
|
|
|
|
Object aux;
|
|
aux.push_back(Pair("flags", HexStr(COINBASE_FLAGS.begin(), COINBASE_FLAGS.end())));
|
|
|
|
uint256 hashTarget = uint256().SetCompact(pblock->nBits);
|
|
|
|
static Array aMutable;
|
|
if (aMutable.empty())
|
|
{
|
|
aMutable.push_back("time");
|
|
aMutable.push_back("transactions");
|
|
aMutable.push_back("prevblock");
|
|
}
|
|
|
|
Object result;
|
|
result.push_back(Pair("version", pblock->nVersion));
|
|
result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
|
|
result.push_back(Pair("transactions", transactions));
|
|
result.push_back(Pair("coinbaseaux", aux));
|
|
result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0].vout[0].nValue));
|
|
result.push_back(Pair("target", hashTarget.GetHex()));
|
|
result.push_back(Pair("mintime", (int64_t)pindexPrev->GetMedianTimePast()+1));
|
|
result.push_back(Pair("mutable", aMutable));
|
|
result.push_back(Pair("noncerange", "00000000ffffffff"));
|
|
result.push_back(Pair("sigoplimit", (int64_t)MAX_BLOCK_SIGOPS));
|
|
result.push_back(Pair("sizelimit", (int64_t)MAX_BLOCK_SIZE));
|
|
result.push_back(Pair("curtime", pblock->GetBlockTime()));
|
|
result.push_back(Pair("bits", strprintf("%08x", pblock->nBits)));
|
|
result.push_back(Pair("height", (int64_t)(pindexPrev->nHeight+1)));
|
|
|
|
return result;
|
|
}
|
|
|
|
Value submitblock(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() < 1 || params.size() > 2)
|
|
throw runtime_error(
|
|
"submitblock \"hexdata\" ( \"jsonparametersobject\" )\n"
|
|
"\nAttempts to submit new block to network.\n"
|
|
"The 'jsonparametersobject' parameter is currently ignored.\n"
|
|
"See https://en.bitcoin.it/wiki/BIP_0022 for full specification.\n"
|
|
|
|
"\nArguments\n"
|
|
"1. \"hexdata\" (string, required) the hex-encoded block data to submit\n"
|
|
"2. \"jsonparametersobject\" (string, optional) object of optional parameters\n"
|
|
" {\n"
|
|
" \"workid\" : \"id\" (string, optional) if the server provided a workid, it MUST be included with submissions\n"
|
|
" }\n"
|
|
"\nResult:\n"
|
|
"\nExamples:\n"
|
|
+ HelpExampleCli("submitblock", "\"mydata\"")
|
|
+ HelpExampleRpc("submitblock", "\"mydata\"")
|
|
);
|
|
|
|
vector<unsigned char> blockData(ParseHex(params[0].get_str()));
|
|
CDataStream ssBlock(blockData, SER_NETWORK, PROTOCOL_VERSION);
|
|
CBlock pblock;
|
|
try {
|
|
ssBlock >> pblock;
|
|
}
|
|
catch (std::exception &e) {
|
|
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
|
|
}
|
|
|
|
CValidationState state;
|
|
bool fAccepted = ProcessBlock(state, NULL, &pblock);
|
|
if (!fAccepted)
|
|
return "rejected"; // TODO: report validation state
|
|
|
|
return Value::null;
|
|
}
|
|
|
|
Value estimatefee(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() != 1)
|
|
throw runtime_error(
|
|
"estimatefee nblocks\n"
|
|
"\nEstimates the approximate fee per kilobyte\n"
|
|
"needed for a transaction to get confirmed\n"
|
|
"within nblocks blocks.\n"
|
|
"\nArguments:\n"
|
|
"1. nblocks (numeric)\n"
|
|
"\nResult:\n"
|
|
"n : (numeric) estimated fee-per-kilobyte\n"
|
|
"\n"
|
|
"-1.0 is returned if not enough transactions and\n"
|
|
"blocks have been observed to make an estimate.\n"
|
|
"\nExample:\n"
|
|
+ HelpExampleCli("estimatefee", "6")
|
|
);
|
|
|
|
RPCTypeCheck(params, boost::assign::list_of(int_type));
|
|
|
|
int nBlocks = params[0].get_int();
|
|
if (nBlocks < 1)
|
|
nBlocks = 1;
|
|
|
|
CFeeRate feeRate = mempool.estimateFee(nBlocks);
|
|
if (feeRate == CFeeRate(0))
|
|
return -1.0;
|
|
|
|
return ValueFromAmount(feeRate.GetFeePerK());
|
|
}
|
|
|
|
Value estimatepriority(const Array& params, bool fHelp)
|
|
{
|
|
if (fHelp || params.size() != 1)
|
|
throw runtime_error(
|
|
"estimatepriority nblocks\n"
|
|
"\nEstimates the approximate priority\n"
|
|
"a zero-fee transaction needs to get confirmed\n"
|
|
"within nblocks blocks.\n"
|
|
"\nArguments:\n"
|
|
"1. nblocks (numeric)\n"
|
|
"\nResult:\n"
|
|
"n : (numeric) estimated priority\n"
|
|
"\n"
|
|
"-1.0 is returned if not enough transactions and\n"
|
|
"blocks have been observed to make an estimate.\n"
|
|
"\nExample:\n"
|
|
+ HelpExampleCli("estimatepriority", "6")
|
|
);
|
|
|
|
RPCTypeCheck(params, boost::assign::list_of(int_type));
|
|
|
|
int nBlocks = params[0].get_int();
|
|
if (nBlocks < 1)
|
|
nBlocks = 1;
|
|
|
|
return mempool.estimatePriority(nBlocks);
|
|
}
|