// Copyright (c) 2010 Satoshi Nakamoto
// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
#include "headers.h"
#include "cryptopp/sha.h"
#undef printf
#include <boost/asio.hpp>
#include <boost/iostreams/concepts.hpp>
#include <boost/iostreams/stream.hpp>
#ifdef USE_SSL
#include <boost/asio/ssl.hpp>
typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> SSLStream;
#endif
#include "json/json_spirit_reader_template.h"
#include "json/json_spirit_writer_template.h"
#include "json/json_spirit_utils.h"
#define printf OutputDebugStringF
// MinGW 3.4.5 gets "fatal error: had to relocate PCH" if the json headers are
// precompiled in headers.h. The problem might be when the pch file goes over
// a certain size around 145MB. If we need access to json_spirit outside this
// file, we could use the compiled json_spirit option.
using namespace boost::asio;
using namespace json_spirit;
void ThreadRPCServer2(void* parg);
typedef Value(*rpcfn_type)(const Array& params, bool fHelp);
extern map<string, rpcfn_type> mapCallTable;
Object JSONRPCError(int code, const string& message)
{
Object error;
error.push_back(Pair("code", code));
error.push_back(Pair("message", message));
return error;
}
void PrintConsole(const char* format, ...)
{
char buffer[50000];
int limit = sizeof(buffer);
va_list arg_ptr;
va_start(arg_ptr, format);
int ret = _vsnprintf(buffer, limit, format, arg_ptr);
va_end(arg_ptr);
if (ret < 0 || ret >= limit)
{
ret = limit - 1;
buffer[limit-1] = 0;
}
printf("%s", buffer);
#if defined(__WXMSW__) && defined(GUI)
MyMessageBox(buffer, "Bitcoin", wxOK | wxICON_EXCLAMATION);
#else
fprintf(stdout, "%s", buffer);
#endif
}
int64 AmountFromValue(const Value& value)
{
double dAmount = value.get_real();
if (dAmount <= 0.0 || dAmount > 21000000.0)
throw JSONRPCError(-3, "Invalid amount");
int64 nAmount = roundint64(dAmount * COIN);
if (!MoneyRange(nAmount))
throw JSONRPCError(-3, "Invalid amount");
return nAmount;
}
Value ValueFromAmount(int64 amount)
{
return (double)amount / (double)COIN;
}
void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
{
entry.push_back(Pair("confirmations", wtx.GetDepthInMainChain()));
entry.push_back(Pair("txid", wtx.GetHash().GetHex()));
entry.push_back(Pair("time", (boost::int64_t)wtx.GetTxTime()));
foreach(const PAIRTYPE(string,string)& item, wtx.mapValue)
entry.push_back(Pair(item.first, item.second));
}
string AccountFromValue(const Value& value)
{
string strAccount = value.get_str();
if (strAccount == "*")
throw JSONRPCError(-11, "Invalid account name");
return strAccount;
}
///
/// Note: This interface may still be subject to change.
///
Value help(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"help [command]\n"
"List commands, or get help for a command.");
string strCommand;
if (params.size() > 0)
strCommand = params[0].get_str();
string strRet;
set<rpcfn_type> setDone;
for (map<string, rpcfn_type>::iterator mi = mapCallTable.begin(); mi != mapCallTable.end(); ++mi)
{
string strMethod = (*mi).first;
// We already filter duplicates, but these deprecated screw up the sort order
if (strMethod == "getamountreceived" ||
strMethod == "getallreceived" ||
(strMethod.find("label") != string::npos))
continue;
if (strCommand != "" && strMethod != strCommand)
continue;
try
{
Array params;
rpcfn_type pfn = (*mi).second;
if (setDone.insert(pfn).second)
(*pfn)(params, true);
}
catch (std::exception& e)
{
// Help text is returned in an exception
string strHelp = string(e.what());
if (strCommand == "")
if (strHelp.find('\n') != -1)
strHelp = strHelp.substr(0, strHelp.find('\n'));
strRet += strHelp + "\n";
}
}
if (strRet == "")
strRet = strprintf("help: unknown command: %s\n", strCommand.c_str());
strRet = strRet.substr(0,strRet.size()-1);
return strRet;
}
Value stop(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"stop\n"
"Stop bitcoin server.");
// Shutdown will take long enough that the response should get back
CreateThread(Shutdown, NULL);
return "bitcoin server stopping";
}
Value getblockcount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getblockcount\n"
"Returns the number of blocks in the longest block chain.");
return nBestHeight;
}
Value getblocknumber(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getblocknumber\n"
"Returns the block number of the latest block in the longest block chain.");
return nBestHeight;
}
Value getconnectioncount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getconnectioncount\n"
"Returns the number of connections to other nodes.");
return (int)vNodes.size();
}
double GetDifficulty()
{
// Floating point number that is a multiple of the minimum difficulty,
// minimum difficulty = 1.0.
if (pindexBest == NULL)
return 1.0;
int nShift = 256 - 32 - 31; // to fit in a uint
double dMinimum = (CBigNum().SetCompact(bnProofOfWorkLimit.GetCompact()) >> nShift).getuint();
double dCurrently = (CBigNum().SetCompact(pindexBest->nBits) >> nShift).getuint();
return dMinimum / dCurrently;
}
Value getdifficulty(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getdifficulty\n"
"Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
return GetDifficulty();
}
Value getgenerate(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getgenerate\n"
"Returns true or false.");
return (bool)fGenerateBitcoins;
}
Value setgenerate(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"setgenerate <generate> [genproclimit]\n"
"<generate> is true or false to turn generation on or off.\n"
"Generation is limited to [genproclimit] processors, -1 is unlimited.");
bool fGenerate = true;
if (params.size() > 0)
fGenerate = params[0].get_bool();
if (params.size() > 1)
{
int nGenProcLimit = params[1].get_int();
fLimitProcessors = (nGenProcLimit != -1);
CWalletDB().WriteSetting("fLimitProcessors", fLimitProcessors);
if (nGenProcLimit != -1)
CWalletDB().WriteSetting("nLimitProcessors", nLimitProcessors = nGenProcLimit);
if (nGenProcLimit == 0)
fGenerate = false;
}
GenerateBitcoins(fGenerate);
return Value::null;
}
Value gethashespersec(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"gethashespersec\n"
"Returns a recent hashes per second performance measurement while generating.");
if (GetTimeMillis() - nHPSTimerStart > 8000)
return (boost::int64_t)0;
return (boost::int64_t)dHashesPerSec;
}
Value getinfo(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getinfo\n"
"Returns an object containing various state info.");
Object obj;
obj.push_back(Pair("version", (int)VERSION));
obj.push_back(Pair("balance", ValueFromAmount(GetBalance())));
obj.push_back(Pair("blocks", (int)nBestHeight));
obj.push_back(Pair("connections", (int)vNodes.size()));
obj.push_back(Pair("proxy", (fUseProxy ? addrProxy.ToStringIPPort() : string())));
obj.push_back(Pair("generate", (bool)fGenerateBitcoins));
obj.push_back(Pair("genproclimit", (int)(fLimitProcessors ? nLimitProcessors : -1)));
obj.push_back(Pair("difficulty", (double)GetDifficulty()));
obj.push_back(Pair("hashespersec", gethashespersec(params, false)));
obj.push_back(Pair("testnet", fTestNet));
obj.push_back(Pair("keypoololdest", (boost::int64_t)GetOldestKeyPoolTime()));
obj.push_back(Pair("paytxfee", ValueFromAmount(nTransactionFee)));
obj.push_back(Pair("errors", GetWarnings("statusbar")));
return obj;
}
Value getnewaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getnewaddress [account]\n"
"Returns a new bitcoin address for receiving payments. "
"If [account] is specified (recommended), it is added to the address book "
"so payments received with the address will be credited to [account].");
// Parse the account first so we don't generate a key if there's an error
string strAccount;
if (params.size() > 0)
strAccount = AccountFromValue(params[0]);
// Generate a new key that is added to wallet
string strAddress = PubKeyToAddress(GetKeyFromKeyPool());
SetAddressBookName(strAddress, strAccount);
return strAddress;
}
string GetAccountAddress(string strAccount, bool bForceNew=false)
{
string strAddress;
CRITICAL_BLOCK(cs_mapWallet)
{
CWalletDB walletdb;
walletdb.TxnBegin();
CAccount account;
walletdb.ReadAccount(strAccount, account);
// Check if the current key has been used
if (!account.vchPubKey.empty())
{
CScript scriptPubKey;
scriptPubKey.SetBitcoinAddress(account.vchPubKey);
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin();
it != mapWallet.end() && !account.vchPubKey.empty();
++it)
{
const CWalletTx& wtx = (*it).second;
foreach(const CTxOut& txout, wtx.vout)
if (txout.scriptPubKey == scriptPubKey)
account.vchPubKey.clear();
}
}
// Generate a new key
if (account.vchPubKey.empty() || bForceNew)
{
account.vchPubKey = GetKeyFromKeyPool();
string strAddress = PubKeyToAddress(account.vchPubKey);
SetAddressBookName(strAddress, strAccount);
walletdb.WriteAccount(strAccount, account);
}
walletdb.TxnCommit();
strAddress = PubKeyToAddress(account.vchPubKey);
}
return strAddress;
}
Value getaccountaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getaccountaddress <account>\n"
"Returns the current bitcoin address for receiving payments to this account.");
// Parse the account first so we don't generate a key if there's an error
string strAccount = AccountFromValue(params[0]);
return GetAccountAddress(strAccount);
}
Value setaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"setaccount <bitcoinaddress> <account>\n"
"Sets the account associated with the given address.");
string strAddress = params[0].get_str();
uint160 hash160;
bool isValid = AddressToHash160(strAddress, hash160);
if (!isValid)
throw JSONRPCError(-5, "Invalid bitcoin address");
string strAccount;
if (params.size() > 1)
strAccount = AccountFromValue(params[1]);
// Detect when changing the account of an address that is the 'unused current key' of another account:
CRITICAL_BLOCK(cs_mapAddressBook)
{
if (mapAddressBook.count(strAddress))
{
string strOldAccount = mapAddressBook[strAddress];
if (strAddress == GetAccountAddress(strOldAccount))
GetAccountAddress(strOldAccount, true);
}
}
SetAddressBookName(strAddress, strAccount);
return Value::null;
}
Value getaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getaccount <bitcoinaddress>\n"
"Returns the account associated with the given address.");
string strAddress = params[0].get_str();
string strAccount;
CRITICAL_BLOCK(cs_mapAddressBook)
{
map<string, string>::iterator mi = mapAddressBook.find(strAddress);
if (mi != mapAddressBook.end() && !(*mi).second.empty())
strAccount = (*mi).second;
}
return strAccount;
}
Value getaddressesbyaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getaddressesbyaccount <account>\n"
"Returns the list of addresses for the given account.");
string strAccount = AccountFromValue(params[0]);
// Find all addresses that have the given account
Array ret;
CRITICAL_BLOCK(cs_mapAddressBook)
{
foreach(const PAIRTYPE(string, string)& item, mapAddressBook)
{
const string& strAddress = item.first;
const string& strName = item.second;
if (strName == strAccount)
{
// We're only adding valid bitcoin addresses and not ip addresses
CScript scriptPubKey;
if (scriptPubKey.SetBitcoinAddress(strAddress))
ret.push_back(strAddress);
}
}
}
return ret;
}
Value sendtoaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 2 || params.size() > 4)
throw runtime_error(
"sendtoaddress <bitcoinaddress> <amount> [comment] [comment-to]\n"
"<amount> is a real and is rounded to the nearest 0.01");
string strAddress = params[0].get_str();
// Amount
int64 nAmount = AmountFromValue(params[1]);
// Wallet comments
CWalletTx wtx;
if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
wtx.mapValue["comment"] = params[2].get_str();
if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
wtx.mapValue["to"] = params[3].get_str();
string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
if (strError != "")
throw JSONRPCError(-4, strError);
return wtx.GetHash().GetHex();
}
Value getreceivedbyaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"getreceivedbyaddress <bitcoinaddress> [minconf=1]\n"
"Returns the total amount received by <bitcoinaddress> in transactions with at least [minconf] confirmations.");
// Bitcoin address
string strAddress = params[0].get_str();
CScript scriptPubKey;
if (!scriptPubKey.SetBitcoinAddress(strAddress))
throw JSONRPCError(-5, "Invalid bitcoin address");
if (!IsMine(scriptPubKey))
return (double)0.0;
// Minimum confirmations
int nMinDepth = 1;
if (params.size() > 1)
nMinDepth = params[1].get_int();
// Tally
int64 nAmount = 0;
CRITICAL_BLOCK(cs_mapWallet)
{
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (wtx.IsCoinBase() || !wtx.IsFinal())
continue;
foreach(const CTxOut& txout, wtx.vout)
if (txout.scriptPubKey == scriptPubKey)
if (wtx.GetDepthInMainChain() >= nMinDepth)
nAmount += txout.nValue;
}
}
return ValueFromAmount(nAmount);
}
void GetAccountPubKeys(string strAccount, set<CScript>& setPubKey)
{
CRITICAL_BLOCK(cs_mapAddressBook)
{
foreach(const PAIRTYPE(string, string)& item, mapAddressBook)
{
const string& strAddress = item.first;
const string& strName = item.second;
if (strName == strAccount)
{
// We're only counting our own valid bitcoin addresses and not ip addresses
CScript scriptPubKey;
if (scriptPubKey.SetBitcoinAddress(strAddress))
if (IsMine(scriptPubKey))
setPubKey.insert(scriptPubKey);
}
}
}
}
Value getreceivedbyaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"getreceivedbyaccount <account> [minconf=1]\n"
"Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
// Minimum confirmations
int nMinDepth = 1;
if (params.size() > 1)
nMinDepth = params[1].get_int();
// Get the set of pub keys that have the label
string strAccount = AccountFromValue(params[0]);
set<CScript> setPubKey;
GetAccountPubKeys(strAccount, setPubKey);
// Tally
int64 nAmount = 0;
CRITICAL_BLOCK(cs_mapWallet)
{
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (wtx.IsCoinBase() || !wtx.IsFinal())
continue;
foreach(const CTxOut& txout, wtx.vout)
if (setPubKey.count(txout.scriptPubKey))
if (wtx.GetDepthInMainChain() >= nMinDepth)
nAmount += txout.nValue;
}
}
return (double)nAmount / (double)COIN;
}
int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
{
int64 nBalance = 0;
CRITICAL_BLOCK(cs_mapWallet)
{
// Tally wallet transactions
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (!wtx.IsFinal())
continue;
int64 nGenerated, nReceived, nSent, nFee;
wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
nBalance += nReceived;
nBalance += nGenerated - nSent - nFee;
}
// Tally internal accounting entries
nBalance += walletdb.GetAccountCreditDebit(strAccount);
}
return nBalance;
}
int64 GetAccountBalance(const string& strAccount, int nMinDepth)
{
CWalletDB walletdb;
return GetAccountBalance(walletdb, strAccount, nMinDepth);
}
Value getbalance(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 0 || params.size() > 2)
throw runtime_error(
"getbalance [account] [minconf=1]\n"
"If [account] is not specified, returns the server's total available balance.\n"
"If [account] is specified, returns the balance in the account.");
if (params.size() == 0)
return ValueFromAmount(GetBalance());
if (params[0].get_str() == "*") {
// Calculate total balance a different way from GetBalance()
// (GetBalance() sums up all unspent TxOuts)
// getbalance and getbalance '*' should always return the same number.
int64 nBalance = 0;
vector<string> vAccounts;
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
int64 allGenerated, allFee;
allGenerated = allFee = 0;
string strSentAccount;
list<pair<string, int64> > listReceived;
list<pair<string, int64> > listSent;
wtx.GetAmounts(allGenerated, listReceived, listSent, allFee, strSentAccount);
foreach(const PAIRTYPE(string,int64)& r, listReceived)
{
nBalance += r.second;
if (!count(vAccounts.begin(), vAccounts.end(), r.first))
vAccounts.push_back(r.first);
}
foreach(const PAIRTYPE(string,int64)& r, listSent)
nBalance -= r.second;
nBalance -= allFee;
nBalance += allGenerated;
}
printf("Found %d accounts\n", vAccounts.size());
return ValueFromAmount(nBalance);
}
string strAccount = AccountFromValue(params[0]);
int nMinDepth = 1;
if (params.size() > 1)
nMinDepth = params[1].get_int();
int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
return ValueFromAmount(nBalance);
}
Value movecmd(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 3 || params.size() > 5)
throw runtime_error(
"move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
"Move from one account in your wallet to another.");
string strFrom = AccountFromValue(params[0]);
string strTo = AccountFromValue(params[1]);
int64 nAmount = AmountFromValue(params[2]);
int nMinDepth = 1;
if (params.size() > 3)
nMinDepth = params[3].get_int();
string strComment;
if (params.size() > 4)
strComment = params[4].get_str();
CRITICAL_BLOCK(cs_mapWallet)
{
CWalletDB walletdb;
walletdb.TxnBegin();
// Check funds
if (!strFrom.empty())
{
int64 nBalance = GetAccountBalance(walletdb, strFrom, nMinDepth);
if (nAmount > nBalance)
throw JSONRPCError(-6, "Account has insufficient funds");
}
else
{
// move from "" account special case
int64 nBalance = GetAccountBalance(walletdb, strTo, nMinDepth);
if (nAmount > GetBalance() - nBalance)
throw JSONRPCError(-6, "Account has insufficient funds");
}
int64 nNow = GetAdjustedTime();
// Debit
CAccountingEntry debit;
debit.strAccount = strFrom;
debit.nCreditDebit = -nAmount;
debit.nTime = nNow;
debit.strOtherAccount = strTo;
debit.strComment = strComment;
walletdb.WriteAccountingEntry(debit);
// Credit
CAccountingEntry credit;
credit.strAccount = strTo;
credit.nCreditDebit = nAmount;
credit.nTime = nNow;
credit.strOtherAccount = strFrom;
credit.strComment = strComment;
walletdb.WriteAccountingEntry(credit);
walletdb.TxnCommit();
}
return true;
}
Value sendfrom(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 3 || params.size() > 6)
throw runtime_error(
"sendfrom <fromaccount> <tobitcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
"<amount> is a real and is rounded to the nearest 0.01");
string strAccount = AccountFromValue(params[0]);
string strAddress = params[1].get_str();
int64 nAmount = AmountFromValue(params[2]);
int nMinDepth = 1;
if (params.size() > 3)
nMinDepth = params[3].get_int();
CWalletTx wtx;
wtx.strFromAccount = strAccount;
if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
wtx.mapValue["comment"] = params[4].get_str();
if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
wtx.mapValue["to"] = params[5].get_str();
CRITICAL_BLOCK(cs_mapWallet)
{
// Check funds
int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
if (nAmount > nBalance)
throw JSONRPCError(-6, "Account has insufficient funds");
// Send
string strError = SendMoneyToBitcoinAddress(strAddress, nAmount, wtx);
if (strError != "")
throw JSONRPCError(-4, strError);
}
return wtx.GetHash().GetHex();
}
Value sendmany(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 2 || params.size() > 4)
throw runtime_error(
"sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
"amounts are double-precision floating point numbers");
string strAccount = AccountFromValue(params[0]);
Object sendTo = params[1].get_obj();
int nMinDepth = 1;
if (params.size() > 2)
nMinDepth = params[2].get_int();
CWalletTx wtx;
wtx.strFromAccount = strAccount;
if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
wtx.mapValue["comment"] = params[3].get_str();
set<string> setAddress;
vector<pair<CScript, int64> > vecSend;
int64 totalAmount = 0;
foreach(const Pair& s, sendTo)
{
uint160 hash160;
string strAddress = s.name_;
if (setAddress.count(strAddress))
throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+strAddress);
setAddress.insert(strAddress);
CScript scriptPubKey;
if (!scriptPubKey.SetBitcoinAddress(strAddress))
throw JSONRPCError(-5, string("Invalid bitcoin address:")+strAddress);
int64 nAmount = AmountFromValue(s.value_);
totalAmount += nAmount;
vecSend.push_back(make_pair(scriptPubKey, nAmount));
}
CRITICAL_BLOCK(cs_mapWallet)
{
// Check funds
int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
if (totalAmount > nBalance)
throw JSONRPCError(-6, "Account has insufficient funds");
// Send
CReserveKey keyChange;
int64 nFeeRequired = 0;
bool fCreated = CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
if (!fCreated)
{
if (totalAmount + nFeeRequired > GetBalance())
throw JSONRPCError(-6, "Insufficient funds");
throw JSONRPCError(-4, "Transaction creation failed");
}
if (!CommitTransaction(wtx, keyChange))
throw JSONRPCError(-4, "Transaction commit failed");
}
return wtx.GetHash().GetHex();
}
struct tallyitem
{
int64 nAmount;
int nConf;
tallyitem()
{
nAmount = 0;
nConf = INT_MAX;
}
};
Value ListReceived(const Array& params, bool fByAccounts)
{
// Minimum confirmations
int nMinDepth = 1;
if (params.size() > 0)
nMinDepth = params[0].get_int();
// Whether to include empty accounts
bool fIncludeEmpty = false;
if (params.size() > 1)
fIncludeEmpty = params[1].get_bool();
// Tally
map<uint160, tallyitem> mapTally;
CRITICAL_BLOCK(cs_mapWallet)
{
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (wtx.IsCoinBase() || !wtx.IsFinal())
continue;
int nDepth = wtx.GetDepthInMainChain();
if (nDepth < nMinDepth)
continue;
foreach(const CTxOut& txout, wtx.vout)
{
// Only counting our own bitcoin addresses and not ip addresses
uint160 hash160 = txout.scriptPubKey.GetBitcoinAddressHash160();
if (hash160 == 0 || !mapPubKeys.count(hash160)) // IsMine
continue;
tallyitem& item = mapTally[hash160];
item.nAmount += txout.nValue;
item.nConf = min(item.nConf, nDepth);
}
}
}
// Reply
Array ret;
map<string, tallyitem> mapAccountTally;
CRITICAL_BLOCK(cs_mapAddressBook)
{
foreach(const PAIRTYPE(string, string)& item, mapAddressBook)
{
const string& strAddress = item.first;
const string& strAccount = item.second;
uint160 hash160;
if (!AddressToHash160(strAddress, hash160))
continue;
map<uint160, tallyitem>::iterator it = mapTally.find(hash160);
if (it == mapTally.end() && !fIncludeEmpty)
continue;
int64 nAmount = 0;
int nConf = INT_MAX;
if (it != mapTally.end())
{
nAmount = (*it).second.nAmount;
nConf = (*it).second.nConf;
}
if (fByAccounts)
{
tallyitem& item = mapAccountTally[strAccount];
item.nAmount += nAmount;
item.nConf = min(item.nConf, nConf);
}
else
{
Object obj;
obj.push_back(Pair("address", strAddress));
obj.push_back(Pair("account", strAccount));
obj.push_back(Pair("label", strAccount)); // deprecated
obj.push_back(Pair("amount", ValueFromAmount(nAmount)));
obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
ret.push_back(obj);
}
}
}
if (fByAccounts)
{
for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
{
int64 nAmount = (*it).second.nAmount;
int nConf = (*it).second.nConf;
Object obj;
obj.push_back(Pair("account", (*it).first));
obj.push_back(Pair("label", (*it).first)); // deprecated
obj.push_back(Pair("amount", ValueFromAmount(nAmount)));
obj.push_back(Pair("confirmations", (nConf == INT_MAX ? 0 : nConf)));
ret.push_back(obj);
}
}
return ret;
}
Value listreceivedbyaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"listreceivedbyaddress [minconf=1] [includeempty=false]\n"
"[minconf] is the minimum number of confirmations before payments are included.\n"
"[includeempty] whether to include addresses that haven't received any payments.\n"
"Returns an array of objects containing:\n"
" \"address\" : receiving address\n"
" \"account\" : the account of the receiving address\n"
" \"amount\" : total amount received by the address\n"
" \"confirmations\" : number of confirmations of the most recent transaction included");
return ListReceived(params, false);
}
Value listreceivedbyaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"listreceivedbyaccount [minconf=1] [includeempty=false]\n"
"[minconf] is the minimum number of confirmations before payments are included.\n"
"[includeempty] whether to include accounts that haven't received any payments.\n"
"Returns an array of objects containing:\n"
" \"account\" : the account of the receiving addresses\n"
" \"amount\" : total amount received by addresses with this account\n"
" \"confirmations\" : number of confirmations of the most recent transaction included");
return ListReceived(params, true);
}
void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
{
int64 nGenerated, nFee;
string strSentAccount;
list<pair<string, int64> > listReceived;
list<pair<string, int64> > listSent;
wtx.GetAmounts(nGenerated, listReceived, listSent, nFee, strSentAccount);
bool fAllAccounts = (strAccount == string("*"));
// Generated blocks assigned to account ""
if (nGenerated != 0 && (fAllAccounts || strAccount == ""))
{
Object entry;
entry.push_back(Pair("account", string("")));
entry.push_back(Pair("category", "generate"));
entry.push_back(Pair("amount", ValueFromAmount(nGenerated)));
if (fLong)
WalletTxToJSON(wtx, entry);
ret.push_back(entry);
}
// Sent
if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
{
foreach(const PAIRTYPE(string, int64)& s, listSent)
{
Object entry;
entry.push_back(Pair("account", strSentAccount));
entry.push_back(Pair("address", s.first));
entry.push_back(Pair("category", "send"));
entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
if (fLong)
WalletTxToJSON(wtx, entry);
ret.push_back(entry);
}
}
// Received
if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
CRITICAL_BLOCK(cs_mapAddressBook)
{
foreach(const PAIRTYPE(string, int64)& r, listReceived)
{
string account;
if (mapAddressBook.count(r.first))
account = mapAddressBook[r.first];
if (fAllAccounts || (account == strAccount))
{
Object entry;
entry.push_back(Pair("account", account));
entry.push_back(Pair("address", r.first));
entry.push_back(Pair("category", "receive"));
entry.push_back(Pair("amount", ValueFromAmount(r.second)));
if (fLong)
WalletTxToJSON(wtx, entry);
ret.push_back(entry);
}
}
}
}
void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
{
bool fAllAccounts = (strAccount == string("*"));
if (fAllAccounts || acentry.strAccount == strAccount)
{
Object entry;
entry.push_back(Pair("account", acentry.strAccount));
entry.push_back(Pair("category", "move"));
entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
entry.push_back(Pair("comment", acentry.strComment));
ret.push_back(entry);
}
}
Value listtransactions(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"listtransactions [account] [count=10]\n"
"Returns up to [count] most recent transactions for account <account>.");
string strAccount = "*";
if (params.size() > 0)
strAccount = params[0].get_str();
int nCount = 10;
if (params.size() > 1)
nCount = params[1].get_int();
Array ret;
CWalletDB walletdb;
CRITICAL_BLOCK(cs_mapWallet)
{
// Firs: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap:
typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
typedef multimap<int64, TxPair > TxItems;
TxItems txByTime;
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
CWalletTx* wtx = &((*it).second);
txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
}
list<CAccountingEntry> acentries;
walletdb.ListAccountCreditDebit(strAccount, acentries);
foreach(CAccountingEntry& entry, acentries)
{
txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
}
// Now: iterate backwards until we have nCount items to return:
for (TxItems::reverse_iterator it = txByTime.rbegin(); it != txByTime.rend(); ++it)
{
CWalletTx *const pwtx = (*it).second.first;
if (pwtx != 0)
ListTransactions(*pwtx, strAccount, 0, true, ret);
CAccountingEntry *const pacentry = (*it).second.second;
if (pacentry != 0)
AcentryToJSON(*pacentry, strAccount, ret);
if (ret.size() >= nCount) break;
}
// ret is now newest to oldest
}
// Make sure we return only last nCount items (sends-to-self might give us an extra):
if (ret.size() > nCount)
{
Array::iterator last = ret.begin();
std::advance(last, nCount);
ret.erase(last, ret.end());
}
std::reverse(ret.begin(), ret.end()); // oldest to newest
return ret;
}
Value listaccounts(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"listaccounts [minconf=1]\n"
"Returns Object that has account names as keys, account balances as values.");
int nMinDepth = 1;
if (params.size() > 0)
nMinDepth = params[0].get_int();
map<string, int64> mapAccountBalances;
CRITICAL_BLOCK(cs_mapWallet)
CRITICAL_BLOCK(cs_mapAddressBook)
{
foreach(const PAIRTYPE(string, string)& entry, mapAddressBook)
mapAccountBalances[entry.second] = 0;
for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
int64 nGenerated, nFee;
string strSentAccount;
list<pair<string, int64> > listReceived;
list<pair<string, int64> > listSent;
wtx.GetAmounts(nGenerated, listReceived, listSent, nFee, strSentAccount);
mapAccountBalances[strSentAccount] -= nFee;
foreach(const PAIRTYPE(string, int64)& s, listSent)
mapAccountBalances[strSentAccount] -= s.second;
if (wtx.GetDepthInMainChain() >= nMinDepth)
{
mapAccountBalances[""] += nGenerated;
foreach(const PAIRTYPE(string, int64)& r, listReceived)
if (mapAddressBook.count(r.first))
mapAccountBalances[mapAddressBook[r.first]] += r.second;
else
mapAccountBalances[""] += r.second;
}
}
}
list<CAccountingEntry> acentries;
CWalletDB().ListAccountCreditDebit("*", acentries);
foreach(const CAccountingEntry& entry, acentries)
mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
Object ret;
foreach(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
}
return ret;
}
Value gettransaction(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"gettransaction <txid>\n"
"Get detailed information about <txid>");
uint256 hash;
hash.SetHex(params[0].get_str());
Object entry;
CRITICAL_BLOCK(cs_mapWallet)
{
if (!mapWallet.count(hash))
throw JSONRPCError(-5, "Invalid or non-wallet transaction id");
const CWalletTx& wtx = mapWallet[hash];
int64 nCredit = wtx.GetCredit();
int64 nDebit = wtx.GetDebit();
int64 nNet = nCredit - nDebit;
int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
if (wtx.IsFromMe())
entry.push_back(Pair("fee", ValueFromAmount(nFee)));
WalletTxToJSON(mapWallet[hash], entry);
Array details;
ListTransactions(mapWallet[hash], "*", 0, false, details);
entry.push_back(Pair("details", details));
}
return entry;
}
Value backupwallet(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"backupwallet <destination>\n"
"Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
string strDest = params[0].get_str();
BackupWallet(strDest);
return Value::null;
}
Value validateaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"validateaddress <bitcoinaddress>\n"
"Return information about <bitcoinaddress>.");
string strAddress = params[0].get_str();
uint160 hash160;
bool isValid = AddressToHash160(strAddress, hash160);
Object ret;
ret.push_back(Pair("isvalid", isValid));
if (isValid)
{
// Call Hash160ToAddress() so we always return current ADDRESSVERSION
// version of the address:
string currentAddress = Hash160ToAddress(hash160);
ret.push_back(Pair("address", currentAddress));
ret.push_back(Pair("ismine", (mapPubKeys.count(hash160) > 0)));
CRITICAL_BLOCK(cs_mapAddressBook)
{
if (mapAddressBook.count(currentAddress))
ret.push_back(Pair("account", mapAddressBook[currentAddress]));
}
}
return ret;
}
Value getwork(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getwork [data]\n"
"If [data] is not specified, returns formatted hash data to work on:\n"
" \"midstate\" : precomputed hash state after hashing the first half of the data\n"
" \"data\" : block data\n"
" \"hash1\" : formatted hash buffer for second hash\n"
" \"target\" : little endian hash target\n"
"If [data] is specified, tries to solve the block and returns true if it was successful.");
if (vNodes.empty())
throw JSONRPCError(-9, "Bitcoin is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
static map<uint256, pair<CBlock*, unsigned int> > mapNewBlock;
static vector<CBlock*> vNewBlock;
static CReserveKey reservekey;
if (params.size() == 0)
{
// Update block
static unsigned int nTransactionsUpdatedLast;
static CBlockIndex* pindexPrev;
static int64 nStart;
static CBlock* pblock;
if (pindexPrev != pindexBest ||
(nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
{
if (pindexPrev != pindexBest)
{
// Deallocate old blocks since they're obsolete now
mapNewBlock.clear();
foreach(CBlock* pblock, vNewBlock)
delete pblock;
vNewBlock.clear();
}
nTransactionsUpdatedLast = nTransactionsUpdated;
pindexPrev = pindexBest;
nStart = GetTime();
// Create new block
pblock = CreateNewBlock(reservekey);
if (!pblock)
throw JSONRPCError(-7, "Out of memory");
vNewBlock.push_back(pblock);
}
// Update nTime
pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
pblock->nNonce = 0;
// Update nExtraNonce
static unsigned int nExtraNonce = 0;
static int64 nPrevTime = 0;
IncrementExtraNonce(pblock, pindexPrev, nExtraNonce, nPrevTime);
// Save
mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, nExtraNonce);
// Prebuild hash buffers
char pmidstate[32];
char pdata[128];
char phash1[64];
FormatHashBuffers(pblock, pmidstate, pdata, phash1);
uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
Object result;
result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate))));
result.push_back(Pair("data", HexStr(BEGIN(pdata), END(pdata))));
result.push_back(Pair("hash1", HexStr(BEGIN(phash1), END(phash1))));
result.push_back(Pair("target", HexStr(BEGIN(hashTarget), END(hashTarget))));
return result;
}
else
{
// Parse parameters
vector<unsigned char> vchData = ParseHex(params[0].get_str());
if (vchData.size() != 128)
throw JSONRPCError(-8, "Invalid parameter");
CBlock* pdata = (CBlock*)&vchData[0];
// Byte reverse
for (int i = 0; i < 128/4; i++)
((unsigned int*)pdata)[i] = CryptoPP::ByteReverse(((unsigned int*)pdata)[i]);
// Get saved block
if (!mapNewBlock.count(pdata->hashMerkleRoot))
return false;
CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
unsigned int nExtraNonce = mapNewBlock[pdata->hashMerkleRoot].second;
pblock->nTime = pdata->nTime;
pblock->nNonce = pdata->nNonce;
pblock->vtx[0].vin[0].scriptSig = CScript() << pblock->nBits << CBigNum(nExtraNonce);
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
return CheckWork(pblock, reservekey);
}
}
//
// Call Table
//
pair<string, rpcfn_type> pCallTable[] =
{
make_pair("help", &help),
make_pair("stop", &stop),
make_pair("getblockcount", &getblockcount),
make_pair("getblocknumber", &getblocknumber),
make_pair("getconnectioncount", &getconnectioncount),
make_pair("getdifficulty", &getdifficulty),
make_pair("getgenerate", &getgenerate),
make_pair("setgenerate", &setgenerate),
make_pair("gethashespersec", &gethashespersec),
make_pair("getinfo", &getinfo),
make_pair("getnewaddress", &getnewaddress),
make_pair("getaccountaddress", &getaccountaddress),
make_pair("setaccount", &setaccount),
make_pair("setlabel", &setaccount), // deprecated
make_pair("getaccount", &getaccount),
make_pair("getlabel", &getaccount), // deprecated
make_pair("getaddressesbyaccount", &getaddressesbyaccount),
make_pair("getaddressesbylabel", &getaddressesbyaccount), // deprecated
make_pair("sendtoaddress", &sendtoaddress),
make_pair("getamountreceived", &getreceivedbyaddress), // deprecated, renamed to getreceivedbyaddress
make_pair("getallreceived", &listreceivedbyaddress), // deprecated, renamed to listreceivedbyaddress
make_pair("getreceivedbyaddress", &getreceivedbyaddress),
make_pair("getreceivedbyaccount", &getreceivedbyaccount),
make_pair("getreceivedbylabel", &getreceivedbyaccount), // deprecated
make_pair("listreceivedbyaddress", &listreceivedbyaddress),
make_pair("listreceivedbyaccount", &listreceivedbyaccount),
make_pair("listreceivedbylabel", &listreceivedbyaccount), // deprecated
make_pair("backupwallet", &backupwallet),
make_pair("validateaddress", &validateaddress),
make_pair("getbalance", &getbalance),
make_pair("move", &movecmd),
make_pair("sendfrom", &sendfrom),
make_pair("sendmany", &sendmany),
make_pair("gettransaction", &gettransaction),
make_pair("listtransactions", &listtransactions),
make_pair("getwork", &getwork),
make_pair("listaccounts", &listaccounts),
};
map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
string pAllowInSafeMode[] =
{
"help",
"stop",
"getblockcount",
"getblocknumber",
"getconnectioncount",
"getdifficulty",
"getgenerate",
"setgenerate",
"gethashespersec",
"getinfo",
"getnewaddress",
"getaccountaddress",
"setlabel",
"getaccount",
"getlabel", // deprecated
"getaddressesbyaccount",
"getaddressesbylabel", // deprecated
"backupwallet",
"validateaddress",
"getwork",
};
set<string> setAllowInSafeMode(pAllowInSafeMode, pAllowInSafeMode + sizeof(pAllowInSafeMode)/sizeof(pAllowInSafeMode[0]));
//
// HTTP protocol
//
// This ain't Apache. We're just using HTTP header for the length field
// and to be compatible with other JSON-RPC implementations.
//
string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
{
ostringstream s;
s << "POST / HTTP/1.1\r\n"
<< "User-Agent: json-rpc/1.0\r\n"
<< "Host: 127.0.0.1\r\n"
<< "Content-Type: application/json\r\n"
<< "Content-Length: " << strMsg.size() << "\r\n"
<< "Accept: application/json\r\n";
foreach(const PAIRTYPE(string, string)& item, mapRequestHeaders)
s << item.first << ": " << item.second << "\r\n";
s << "\r\n" << strMsg;
return s.str();
}
string rfc1123Time()
{
char buffer[32];
time_t now;
time(&now);
struct tm* now_gmt = gmtime(&now);
strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S %Z", now_gmt);
return string(buffer);
}
string HTTPReply(int nStatus, const string& strMsg)
{
if (nStatus == 401)
return strprintf("HTTP/1.0 401 Authorization Required\r\n"
"Date: %s\r\n"
"Server: bitcoin-json-rpc\r\n"
"WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 296\r\n"
"\r\n"
"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
"\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
"<HTML>\r\n"
"<HEAD>\r\n"
"<TITLE>Error</TITLE>\r\n"
"<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
"</HEAD>\r\n"
"<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
"</HTML>\r\n", rfc1123Time().c_str());
string strStatus;
if (nStatus == 200) strStatus = "OK";
else if (nStatus == 400) strStatus = "Bad Request";
else if (nStatus == 404) strStatus = "Not Found";
else if (nStatus == 500) strStatus = "Internal Server Error";
return strprintf(
"HTTP/1.1 %d %s\r\n"
"Date: %s\r\n"
"Connection: close\r\n"
"Content-Length: %d\r\n"
"Content-Type: application/json\r\n"
"Server: bitcoin-json-rpc/1.0\r\n"
"\r\n"
"%s",
nStatus,
strStatus.c_str(),
rfc1123Time().c_str(),
strMsg.size(),
strMsg.c_str());
}
int ReadHTTPStatus(std::basic_istream<char>& stream)
{
string str;
getline(stream, str);
vector<string> vWords;
boost::split(vWords, str, boost::is_any_of(" "));
if (vWords.size() < 2)
return 500;
return atoi(vWords[1].c_str());
}
int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
{
int nLen = 0;
loop
{
string str;
std::getline(stream, str);
if (str.empty() || str == "\r")
break;
string::size_type nColon = str.find(":");
if (nColon != string::npos)
{
string strHeader = str.substr(0, nColon);
boost::trim(strHeader);
string strValue = str.substr(nColon+1);
boost::trim(strValue);
mapHeadersRet[strHeader] = strValue;
if (strHeader == "Content-Length")
nLen = atoi(strValue.c_str());
}
}
return nLen;
}
int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
{
mapHeadersRet.clear();
strMessageRet = "";
// Read status
int nStatus = ReadHTTPStatus(stream);
// Read header
int nLen = ReadHTTPHeader(stream, mapHeadersRet);
if (nLen < 0 || nLen > MAX_SIZE)
return 500;
// Read message
if (nLen > 0)
{
vector<char> vch(nLen);
stream.read(&vch[0], nLen);
strMessageRet = string(vch.begin(), vch.end());
}
return nStatus;
}
string EncodeBase64(string s)
{
BIO *b64, *bmem;
BUF_MEM *bptr;
b64 = BIO_new(BIO_f_base64());
BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
bmem = BIO_new(BIO_s_mem());
b64 = BIO_push(b64, bmem);
BIO_write(b64, s.c_str(), s.size());
BIO_flush(b64);
BIO_get_mem_ptr(b64, &bptr);
string result(bptr->data, bptr->length);
BIO_free_all(b64);
return result;
}
string DecodeBase64(string s)
{
BIO *b64, *bmem;
char* buffer = static_cast<char*>(calloc(s.size(), sizeof(char)));
b64 = BIO_new(BIO_f_base64());
BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
bmem = BIO_new_mem_buf(const_cast<char*>(s.c_str()), s.size());
bmem = BIO_push(b64, bmem);
BIO_read(bmem, buffer, s.size());
BIO_free_all(bmem);
string result(buffer);
free(buffer);
return result;
}
bool HTTPAuthorized(map<string, string>& mapHeaders)
{
string strAuth = mapHeaders["Authorization"];
if (strAuth.substr(0,6) != "Basic ")
return false;
string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
string strUserPass = DecodeBase64(strUserPass64);
string::size_type nColon = strUserPass.find(":");
if (nColon == string::npos)
return false;
string strUser = strUserPass.substr(0, nColon);
string strPassword = strUserPass.substr(nColon+1);
return (strUser == mapArgs["-rpcuser"] && strPassword == mapArgs["-rpcpassword"]);
}
//
// JSON-RPC protocol. Bitcoin speaks version 1.0 for maximum compatibility,
// but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
// unspecified (HTTP errors and contents of 'error').
//
// 1.0 spec: http://json-rpc.org/wiki/specification
// 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
// http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
//
string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
{
Object request;
request.push_back(Pair("method", strMethod));
request.push_back(Pair("params", params));
request.push_back(Pair("id", id));
return write_string(Value(request), false) + "\n";
}
string JSONRPCReply(const Value& result, const Value& error, const Value& id)
{
Object reply;
if (error.type() != null_type)
reply.push_back(Pair("result", Value::null));
else
reply.push_back(Pair("result", result));
reply.push_back(Pair("error", error));
reply.push_back(Pair("id", id));
return write_string(Value(reply), false) + "\n";
}
void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
{
// Send error reply from json-rpc error object
int nStatus = 500;
int code = find_value(objError, "code").get_int();
if (code == -32600) nStatus = 400;
else if (code == -32601) nStatus = 404;
string strReply = JSONRPCReply(Value::null, objError, id);
stream << HTTPReply(nStatus, strReply) << std::flush;
}
bool ClientAllowed(const string& strAddress)
{
if (strAddress == asio::ip::address_v4::loopback().to_string())
return true;
const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
foreach(string strAllow, vAllow)
if (WildcardMatch(strAddress, strAllow))
return true;
return false;
}
#ifdef USE_SSL
//
// IOStream device that speaks SSL but can also speak non-SSL
//
class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
public:
SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
{
fUseSSL = fUseSSLIn;
fNeedHandshake = fUseSSLIn;
}
void handshake(ssl::stream_base::handshake_type role)
{
if (!fNeedHandshake) return;
fNeedHandshake = false;
stream.handshake(role);
}
std::streamsize read(char* s, std::streamsize n)
{
handshake(ssl::stream_base::server); // HTTPS servers read first
if (fUseSSL) return stream.read_some(asio::buffer(s, n));
return stream.next_layer().read_some(asio::buffer(s, n));
}
std::streamsize write(const char* s, std::streamsize n)
{
handshake(ssl::stream_base::client); // HTTPS clients write first
if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
return asio::write(stream.next_layer(), asio::buffer(s, n));
}
bool connect(const std::string& server, const std::string& port)
{
ip::tcp::resolver resolver(stream.get_io_service());
ip::tcp::resolver::query query(server.c_str(), port.c_str());
ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
ip::tcp::resolver::iterator end;
boost::system::error_code error = asio::error::host_not_found;
while (error && endpoint_iterator != end)
{
stream.lowest_layer().close();
stream.lowest_layer().connect(*endpoint_iterator++, error);
}
if (error)
return false;
return true;
}
private:
bool fNeedHandshake;
bool fUseSSL;
SSLStream& stream;
};
#endif
void ThreadRPCServer(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
try
{
vnThreadsRunning[4]++;
ThreadRPCServer2(parg);
vnThreadsRunning[4]--;
}
catch (std::exception& e) {
vnThreadsRunning[4]--;
PrintException(&e, "ThreadRPCServer()");
} catch (...) {
vnThreadsRunning[4]--;
PrintException(NULL, "ThreadRPCServer()");
}
printf("ThreadRPCServer exiting\n");
}
void ThreadRPCServer2(void* parg)
{
printf("ThreadRPCServer started\n");
if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
{
string strWhatAmI = "To use bitcoind";
if (mapArgs.count("-server"))
strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
else if (mapArgs.count("-daemon"))
strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
PrintConsole(
_("Warning: %s, you must set rpcpassword=<password>\nin the configuration file: %s\n"
"If the file does not exist, create it with owner-readable-only file permissions.\n"),
strWhatAmI.c_str(),
GetConfigFile().c_str());
CreateThread(Shutdown, NULL);
return;
}
bool fUseSSL = GetBoolArg("-rpcssl");
asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
asio::io_service io_service;
ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", 8332));
ip::tcp::acceptor acceptor(io_service, endpoint);
acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
#ifdef USE_SSL
ssl::context context(io_service, ssl::context::sslv23);
if (fUseSSL)
{
context.set_options(ssl::context::no_sslv2);
filesystem::path certfile = GetArg("-rpcsslcertificatechainfile", "server.cert");
if (!certfile.is_complete()) certfile = filesystem::path(GetDataDir()) / certfile;
if (filesystem::exists(certfile)) context.use_certificate_chain_file(certfile.string().c_str());
else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", certfile.string().c_str());
filesystem::path pkfile = GetArg("-rpcsslprivatekeyfile", "server.pem");
if (!pkfile.is_complete()) pkfile = filesystem::path(GetDataDir()) / pkfile;
if (filesystem::exists(pkfile)) context.use_private_key_file(pkfile.string().c_str(), ssl::context::pem);
else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pkfile.string().c_str());
string ciphers = GetArg("-rpcsslciphers",
"TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
SSL_CTX_set_cipher_list(context.impl(), ciphers.c_str());
}
#else
if (fUseSSL)
throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
#endif
loop
{
// Accept connection
#ifdef USE_SSL
SSLStream sslStream(io_service, context);
SSLIOStreamDevice d(sslStream, fUseSSL);
iostreams::stream<SSLIOStreamDevice> stream(d);
#else
ip::tcp::iostream stream;
#endif
ip::tcp::endpoint peer;
vnThreadsRunning[4]--;
#ifdef USE_SSL
acceptor.accept(sslStream.lowest_layer(), peer);
#else
acceptor.accept(*stream.rdbuf(), peer);
#endif
vnThreadsRunning[4]++;
if (fShutdown)
return;
// Restrict callers by IP
if (!ClientAllowed(peer.address().to_string()))
continue;
map<string, string> mapHeaders;
string strRequest;
boost::thread api_caller(ReadHTTP, boost::ref(stream), boost::ref(mapHeaders), boost::ref(strRequest));
if (!api_caller.timed_join(boost::posix_time::seconds(GetArg("-rpctimeout", 30))))
{ // Timed out:
acceptor.cancel();
printf("ThreadRPCServer ReadHTTP timeout\n");
continue;
}
// Check authorization
if (mapHeaders.count("Authorization") == 0)
{
stream << HTTPReply(401, "") << std::flush;
continue;
}
if (!HTTPAuthorized(mapHeaders))
{
// Deter brute-forcing short passwords
if (mapArgs["-rpcpassword"].size() < 15)
Sleep(50);
stream << HTTPReply(401, "") << std::flush;
printf("ThreadRPCServer incorrect password attempt\n");
continue;
}
Value id = Value::null;
try
{
// Parse request
Value valRequest;
if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
throw JSONRPCError(-32700, "Parse error");
const Object& request = valRequest.get_obj();
// Parse id now so errors from here on will have the id
id = find_value(request, "id");
// Parse method
Value valMethod = find_value(request, "method");
if (valMethod.type() == null_type)
throw JSONRPCError(-32600, "Missing method");
if (valMethod.type() != str_type)
throw JSONRPCError(-32600, "Method must be a string");
string strMethod = valMethod.get_str();
if (strMethod != "getwork")
printf("ThreadRPCServer method=%s\n", strMethod.c_str());
// Parse params
Value valParams = find_value(request, "params");
Array params;
if (valParams.type() == array_type)
params = valParams.get_array();
else if (valParams.type() == null_type)
params = Array();
else
throw JSONRPCError(-32600, "Params must be an array");
// Find method
map<string, rpcfn_type>::iterator mi = mapCallTable.find(strMethod);
if (mi == mapCallTable.end())
throw JSONRPCError(-32601, "Method not found");
// Observe safe mode
string strWarning = GetWarnings("rpc");
if (strWarning != "" && !GetBoolArg("-disablesafemode") && !setAllowInSafeMode.count(strMethod))
throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
try
{
// Execute
Value result = (*(*mi).second)(params, false);
// Send reply
string strReply = JSONRPCReply(result, Value::null, id);
stream << HTTPReply(200, strReply) << std::flush;
}
catch (std::exception& e)
{
ErrorReply(stream, JSONRPCError(-1, e.what()), id);
}
}
catch (Object& objError)
{
ErrorReply(stream, objError, id);
}
catch (std::exception& e)
{
ErrorReply(stream, JSONRPCError(-32700, e.what()), id);
}
}
}
Object CallRPC(const string& strMethod, const Array& params)
{
if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
throw runtime_error(strprintf(
_("You must set rpcpassword=<password> in the configuration file:\n%s\n"
"If the file does not exist, create it with owner-readable-only file permissions."),
GetConfigFile().c_str()));
// Connect to localhost
bool fUseSSL = GetBoolArg("-rpcssl");
#ifdef USE_SSL
asio::io_service io_service;
ssl::context context(io_service, ssl::context::sslv23);
context.set_options(ssl::context::no_sslv2);
SSLStream sslStream(io_service, context);
SSLIOStreamDevice d(sslStream, fUseSSL);
iostreams::stream<SSLIOStreamDevice> stream(d);
if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332")))
throw runtime_error("couldn't connect to server");
#else
if (fUseSSL)
throw runtime_error("-rpcssl=1, but bitcoin compiled without full openssl libraries.");
ip::tcp::iostream stream(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332"));
if (stream.fail())
throw runtime_error("couldn't connect to server");
#endif
// HTTP basic authentication
string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
map<string, string> mapRequestHeaders;
mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
// Send request
string strRequest = JSONRPCRequest(strMethod, params, 1);
string strPost = HTTPPost(strRequest, mapRequestHeaders);
stream << strPost << std::flush;
// Receive reply
map<string, string> mapHeaders;
string strReply;
int nStatus = ReadHTTP(stream, mapHeaders, strReply);
if (nStatus == 401)
throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
else if (strReply.empty())
throw runtime_error("no response from server");
// Parse reply
Value valReply;
if (!read_string(strReply, valReply))
throw runtime_error("couldn't parse reply from server");
const Object& reply = valReply.get_obj();
if (reply.empty())
throw runtime_error("expected reply to have result, error and id properties");
return reply;
}
template<typename T>
void ConvertTo(Value& value)
{
if (value.type() == str_type)
{
// reinterpret string as unquoted json value
Value value2;
if (!read_string(value.get_str(), value2))
throw runtime_error("type mismatch");
value = value2.get_value<T>();
}
else
{
value = value.get_value<T>();
}
}
int CommandLineRPC(int argc, char *argv[])
{
string strPrint;
int nRet = 0;
try
{
// Skip switches
while (argc > 1 && IsSwitchChar(argv[1][0]))
{
argc--;
argv++;
}
// Method
if (argc < 2)
throw runtime_error("too few parameters");
string strMethod = argv[1];
// Parameters default to strings
Array params;
for (int i = 2; i < argc; i++)
params.push_back(argv[i]);
int n = params.size();
//
// Special case non-string parameter types
//
if (strMethod == "setgenerate" && n > 0) ConvertTo<bool>(params[0]);
if (strMethod == "setgenerate" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "sendtoaddress" && n > 1) ConvertTo<double>(params[1]);
if (strMethod == "getamountreceived" && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
if (strMethod == "getreceivedbyaddress" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "getreceivedbyaccount" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "getreceivedbylabel" && n > 1) ConvertTo<boost::int64_t>(params[1]); // deprecated
if (strMethod == "getallreceived" && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
if (strMethod == "getallreceived" && n > 1) ConvertTo<bool>(params[1]);
if (strMethod == "listreceivedbyaddress" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "listreceivedbyaddress" && n > 1) ConvertTo<bool>(params[1]);
if (strMethod == "listreceivedbyaccount" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "listreceivedbyaccount" && n > 1) ConvertTo<bool>(params[1]);
if (strMethod == "listreceivedbylabel" && n > 0) ConvertTo<boost::int64_t>(params[0]); // deprecated
if (strMethod == "listreceivedbylabel" && n > 1) ConvertTo<bool>(params[1]); // deprecated
if (strMethod == "getbalance" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "move" && n > 2) ConvertTo<double>(params[2]);
if (strMethod == "move" && n > 3) ConvertTo<boost::int64_t>(params[3]);
if (strMethod == "sendfrom" && n > 2) ConvertTo<double>(params[2]);
if (strMethod == "sendfrom" && n > 3) ConvertTo<boost::int64_t>(params[3]);
if (strMethod == "listtransactions" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "listaccounts" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "sendmany" && n > 1)
{
string s = params[1].get_str();
Value v;
if (!read_string(s, v) || v.type() != obj_type)
throw runtime_error("type mismatch");
params[1] = v.get_obj();
}
if (strMethod == "sendmany" && n > 2) ConvertTo<boost::int64_t>(params[2]);
// Execute
Object reply = CallRPC(strMethod, params);
// Parse reply
const Value& result = find_value(reply, "result");
const Value& error = find_value(reply, "error");
const Value& id = find_value(reply, "id");
if (error.type() != null_type)
{
// Error
strPrint = "error: " + write_string(error, false);
int code = find_value(error.get_obj(), "code").get_int();
nRet = abs(code);
}
else
{
// Result
if (result.type() == null_type)
strPrint = "";
else if (result.type() == str_type)
strPrint = result.get_str();
else
strPrint = write_string(result, true);
}
}
catch (std::exception& e)
{
strPrint = string("error: ") + e.what();
nRet = 87;
}
catch (...)
{
PrintException(NULL, "CommandLineRPC()");
}
if (strPrint != "")
{
#if defined(__WXMSW__) && defined(GUI)
// Windows GUI apps can't print to command line,
// so settle for a message box yuck
MyMessageBox(strPrint, "Bitcoin", wxOK);
#else
fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
#endif
}
return nRet;
}
#ifdef TEST
int main(int argc, char *argv[])
{
#ifdef _MSC_VER
// Turn off microsoft heap dump noise
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
#endif
setbuf(stdin, NULL);
setbuf(stdout, NULL);
setbuf(stderr, NULL);
try
{
if (argc >= 2 && string(argv[1]) == "-server")
{
printf("server ready\n");
ThreadRPCServer(NULL);
}
else
{
return CommandLineRPC(argc, argv);
}
}
catch (std::exception& e) {
PrintException(&e, "main()");
} catch (...) {
PrintException(NULL, "main()");
}
return 0;
}
#endif