mirror of
https://github.com/dashpay/dash.git
synced 2024-12-27 21:12:48 +01:00
2fc05e5b9d
NOTE: Before switching to another debug catgory you'd need to turn debugging off via "debug 0"
and wait a bit (each thread (de)activates debug mode on its own)
590 lines
23 KiB
C++
590 lines
23 KiB
C++
// Copyright (c) 2010 Satoshi Nakamoto
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// Copyright (c) 2009-2015 The Bitcoin Core developers
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// Copyright (c) 2014-2016 The Dash Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "rpcserver.h"
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#include "base58.h"
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#include "init.h"
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#include "random.h"
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#include "sync.h"
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#include "ui_interface.h"
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#include "util.h"
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#include "utilstrencodings.h"
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#include <univalue.h>
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#include <boost/bind.hpp>
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#include <boost/filesystem.hpp>
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#include <boost/foreach.hpp>
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#include <boost/iostreams/concepts.hpp>
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#include <boost/iostreams/stream.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/signals2/signal.hpp>
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#include <boost/thread.hpp>
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#include <boost/algorithm/string/case_conv.hpp> // for to_upper()
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using namespace RPCServer;
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using namespace std;
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static bool fRPCRunning = false;
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static bool fRPCInWarmup = true;
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static std::string rpcWarmupStatus("RPC server started");
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static CCriticalSection cs_rpcWarmup;
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/* Timer-creating functions */
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static std::vector<RPCTimerInterface*> timerInterfaces;
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/* Map of name to timer.
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* @note Can be changed to std::unique_ptr when C++11 */
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static std::map<std::string, boost::shared_ptr<RPCTimerBase> > deadlineTimers;
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static struct CRPCSignals
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{
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boost::signals2::signal<void ()> Started;
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boost::signals2::signal<void ()> Stopped;
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boost::signals2::signal<void (const CRPCCommand&)> PreCommand;
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boost::signals2::signal<void (const CRPCCommand&)> PostCommand;
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} g_rpcSignals;
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void RPCServer::OnStarted(boost::function<void ()> slot)
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{
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g_rpcSignals.Started.connect(slot);
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}
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void RPCServer::OnStopped(boost::function<void ()> slot)
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{
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g_rpcSignals.Stopped.connect(slot);
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}
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void RPCServer::OnPreCommand(boost::function<void (const CRPCCommand&)> slot)
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{
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g_rpcSignals.PreCommand.connect(boost::bind(slot, _1));
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}
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void RPCServer::OnPostCommand(boost::function<void (const CRPCCommand&)> slot)
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{
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g_rpcSignals.PostCommand.connect(boost::bind(slot, _1));
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}
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void RPCTypeCheck(const UniValue& params,
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const list<UniValue::VType>& typesExpected,
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bool fAllowNull)
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{
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unsigned int i = 0;
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BOOST_FOREACH(UniValue::VType t, typesExpected)
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{
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if (params.size() <= i)
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break;
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const UniValue& v = params[i];
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if (!((v.type() == t) || (fAllowNull && (v.isNull()))))
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{
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string err = strprintf("Expected type %s, got %s",
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uvTypeName(t), uvTypeName(v.type()));
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throw JSONRPCError(RPC_TYPE_ERROR, err);
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}
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i++;
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}
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}
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void RPCTypeCheckObj(const UniValue& o,
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const map<string, UniValue::VType>& typesExpected,
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bool fAllowNull)
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{
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BOOST_FOREACH(const PAIRTYPE(string, UniValue::VType)& t, typesExpected)
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{
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const UniValue& v = find_value(o, t.first);
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if (!fAllowNull && v.isNull())
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throw JSONRPCError(RPC_TYPE_ERROR, strprintf("Missing %s", t.first));
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if (!((v.type() == t.second) || (fAllowNull && (v.isNull()))))
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{
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string err = strprintf("Expected type %s for %s, got %s",
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uvTypeName(t.second), t.first, uvTypeName(v.type()));
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throw JSONRPCError(RPC_TYPE_ERROR, err);
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}
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}
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}
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CAmount AmountFromValue(const UniValue& value)
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{
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if (!value.isNum() && !value.isStr())
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throw JSONRPCError(RPC_TYPE_ERROR, "Amount is not a number or string");
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CAmount amount;
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if (!ParseFixedPoint(value.getValStr(), 8, &amount))
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throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount");
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if (!MoneyRange(amount))
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throw JSONRPCError(RPC_TYPE_ERROR, "Amount out of range");
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return amount;
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}
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UniValue ValueFromAmount(const CAmount& amount)
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{
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bool sign = amount < 0;
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int64_t n_abs = (sign ? -amount : amount);
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int64_t quotient = n_abs / COIN;
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int64_t remainder = n_abs % COIN;
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return UniValue(UniValue::VNUM,
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strprintf("%s%d.%08d", sign ? "-" : "", quotient, remainder));
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}
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uint256 ParseHashV(const UniValue& v, string strName)
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{
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string strHex;
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if (v.isStr())
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strHex = v.get_str();
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if (!IsHex(strHex)) // Note: IsHex("") is false
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throw JSONRPCError(RPC_INVALID_PARAMETER, strName+" must be hexadecimal string (not '"+strHex+"')");
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uint256 result;
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result.SetHex(strHex);
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return result;
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}
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uint256 ParseHashO(const UniValue& o, string strKey)
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{
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return ParseHashV(find_value(o, strKey), strKey);
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}
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vector<unsigned char> ParseHexV(const UniValue& v, string strName)
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{
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string strHex;
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if (v.isStr())
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strHex = v.get_str();
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if (!IsHex(strHex))
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throw JSONRPCError(RPC_INVALID_PARAMETER, strName+" must be hexadecimal string (not '"+strHex+"')");
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return ParseHex(strHex);
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}
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vector<unsigned char> ParseHexO(const UniValue& o, string strKey)
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{
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return ParseHexV(find_value(o, strKey), strKey);
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}
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/**
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* Note: This interface may still be subject to change.
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*/
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std::string CRPCTable::help(const std::string& strCommand) const
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{
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string strRet;
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string category;
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set<rpcfn_type> setDone;
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vector<pair<string, const CRPCCommand*> > vCommands;
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for (map<string, const CRPCCommand*>::const_iterator mi = mapCommands.begin(); mi != mapCommands.end(); ++mi)
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vCommands.push_back(make_pair(mi->second->category + mi->first, mi->second));
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sort(vCommands.begin(), vCommands.end());
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BOOST_FOREACH(const PAIRTYPE(string, const CRPCCommand*)& command, vCommands)
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{
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const CRPCCommand *pcmd = command.second;
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string strMethod = pcmd->name;
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// We already filter duplicates, but these deprecated screw up the sort order
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if (strMethod.find("label") != string::npos)
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continue;
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if ((strCommand != "" || pcmd->category == "hidden") && strMethod != strCommand)
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continue;
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try
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{
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UniValue params;
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rpcfn_type pfn = pcmd->actor;
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if (setDone.insert(pfn).second)
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(*pfn)(params, true);
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}
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catch (const std::exception& e)
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{
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// Help text is returned in an exception
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string strHelp = string(e.what());
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if (strCommand == "")
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{
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if (strHelp.find('\n') != string::npos)
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strHelp = strHelp.substr(0, strHelp.find('\n'));
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if (category != pcmd->category)
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{
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if (!category.empty())
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strRet += "\n";
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category = pcmd->category;
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string firstLetter = category.substr(0,1);
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boost::to_upper(firstLetter);
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strRet += "== " + firstLetter + category.substr(1) + " ==\n";
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}
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}
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strRet += strHelp + "\n";
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}
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}
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if (strRet == "")
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strRet = strprintf("help: unknown command: %s\n", strCommand);
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strRet = strRet.substr(0,strRet.size()-1);
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return strRet;
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}
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UniValue help(const UniValue& params, bool fHelp)
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{
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if (fHelp || params.size() > 1)
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throw runtime_error(
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"help ( \"command\" )\n"
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"\nList all commands, or get help for a specified command.\n"
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"\nArguments:\n"
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"1. \"command\" (string, optional) The command to get help on\n"
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"\nResult:\n"
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"\"text\" (string) The help text\n"
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);
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string strCommand;
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if (params.size() > 0)
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strCommand = params[0].get_str();
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return tableRPC.help(strCommand);
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}
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UniValue stop(const UniValue& params, bool fHelp)
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{
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// Accept the deprecated and ignored 'detach' boolean argument
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if (fHelp || params.size() > 1)
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throw runtime_error(
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"stop\n"
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"\nStop Dash server.");
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// Event loop will exit after current HTTP requests have been handled, so
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// this reply will get back to the client.
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StartShutdown();
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return "Dash server stopping";
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}
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/**
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* Call Table
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*/
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static const CRPCCommand vRPCCommands[] =
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{ // category name actor (function) okSafeMode
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// --------------------- ------------------------ ----------------------- ----------
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/* Overall control/query calls */
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{ "control", "getinfo", &getinfo, true }, /* uses wallet if enabled */
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{ "control", "debug", &debug, true },
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{ "control", "help", &help, true },
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{ "control", "stop", &stop, true },
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/* P2P networking */
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{ "network", "getnetworkinfo", &getnetworkinfo, true },
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{ "network", "addnode", &addnode, true },
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{ "network", "disconnectnode", &disconnectnode, true },
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{ "network", "getaddednodeinfo", &getaddednodeinfo, true },
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{ "network", "getconnectioncount", &getconnectioncount, true },
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{ "network", "getnettotals", &getnettotals, true },
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{ "network", "getpeerinfo", &getpeerinfo, true },
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{ "network", "ping", &ping, true },
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{ "network", "setban", &setban, true },
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{ "network", "listbanned", &listbanned, true },
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{ "network", "clearbanned", &clearbanned, true },
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/* Block chain and UTXO */
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{ "blockchain", "getblockchaininfo", &getblockchaininfo, true },
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{ "blockchain", "getbestblockhash", &getbestblockhash, true },
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{ "blockchain", "getblockcount", &getblockcount, true },
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{ "blockchain", "getblock", &getblock, true },
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{ "blockchain", "getblockhash", &getblockhash, true },
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{ "blockchain", "getblockheader", &getblockheader, true },
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{ "blockchain", "getchaintips", &getchaintips, true },
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{ "blockchain", "getdifficulty", &getdifficulty, true },
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{ "blockchain", "getmempoolinfo", &getmempoolinfo, true },
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{ "blockchain", "getrawmempool", &getrawmempool, true },
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{ "blockchain", "gettxout", &gettxout, true },
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{ "blockchain", "gettxoutproof", &gettxoutproof, true },
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{ "blockchain", "verifytxoutproof", &verifytxoutproof, true },
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{ "blockchain", "gettxoutsetinfo", &gettxoutsetinfo, true },
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{ "blockchain", "verifychain", &verifychain, true },
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{ "blockchain", "invalidateblock", &invalidateblock, true },
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{ "blockchain", "reconsiderblock", &reconsiderblock, true },
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/* Mining */
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{ "mining", "getblocktemplate", &getblocktemplate, true },
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{ "mining", "getmininginfo", &getmininginfo, true },
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{ "mining", "getnetworkhashps", &getnetworkhashps, true },
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{ "mining", "prioritisetransaction", &prioritisetransaction, true },
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{ "mining", "submitblock", &submitblock, true },
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/* Coin generation */
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{ "generating", "getgenerate", &getgenerate, true },
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{ "generating", "setgenerate", &setgenerate, true },
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{ "generating", "generate", &generate, true },
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/* Raw transactions */
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{ "rawtransactions", "createrawtransaction", &createrawtransaction, true },
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{ "rawtransactions", "decoderawtransaction", &decoderawtransaction, true },
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{ "rawtransactions", "decodescript", &decodescript, true },
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{ "rawtransactions", "getrawtransaction", &getrawtransaction, true },
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{ "rawtransactions", "sendrawtransaction", &sendrawtransaction, false },
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{ "rawtransactions", "signrawtransaction", &signrawtransaction, false }, /* uses wallet if enabled */
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#ifdef ENABLE_WALLET
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{ "rawtransactions", "fundrawtransaction", &fundrawtransaction, false },
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#endif
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/* Utility functions */
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{ "util", "createmultisig", &createmultisig, true },
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{ "util", "validateaddress", &validateaddress, true }, /* uses wallet if enabled */
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{ "util", "verifymessage", &verifymessage, true },
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{ "util", "estimatefee", &estimatefee, true },
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{ "util", "estimatepriority", &estimatepriority, true },
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{ "util", "estimatesmartfee", &estimatesmartfee, true },
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{ "util", "estimatesmartpriority", &estimatesmartpriority, true },
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/* Not shown in help */
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{ "hidden", "invalidateblock", &invalidateblock, true },
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{ "hidden", "reconsiderblock", &reconsiderblock, true },
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{ "hidden", "setmocktime", &setmocktime, true },
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#ifdef ENABLE_WALLET
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{ "hidden", "resendwallettransactions", &resendwallettransactions, true},
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#endif
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/* Dash features */
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{ "dash", "masternode", &masternode, true },
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{ "dash", "masternodelist", &masternodelist, true },
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{ "dash", "mnbudget", &mnbudget, true },
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{ "dash", "mnbudgetvoteraw", &mnbudgetvoteraw, true },
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{ "dash", "mnfinalbudget", &mnfinalbudget, true },
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{ "dash", "mnsync", &mnsync, true },
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{ "dash", "spork", &spork, true },
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{ "dash", "getpoolinfo", &getpoolinfo, true },
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#ifdef ENABLE_WALLET
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{ "dash", "darksend", &darksend, false },
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/* Wallet */
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{ "wallet", "keepass", &keepass, true },
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{ "wallet", "sendtoaddressix", &sendtoaddressix, false },
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{ "wallet", "addmultisigaddress", &addmultisigaddress, true },
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{ "wallet", "backupwallet", &backupwallet, true },
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{ "wallet", "dumpprivkey", &dumpprivkey, true },
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{ "wallet", "dumpwallet", &dumpwallet, true },
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{ "wallet", "encryptwallet", &encryptwallet, true },
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{ "wallet", "getaccountaddress", &getaccountaddress, true },
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{ "wallet", "getaccount", &getaccount, true },
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{ "wallet", "getaddressesbyaccount", &getaddressesbyaccount, true },
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{ "wallet", "getbalance", &getbalance, false },
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{ "wallet", "getnewaddress", &getnewaddress, true },
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{ "wallet", "getrawchangeaddress", &getrawchangeaddress, true },
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{ "wallet", "getreceivedbyaccount", &getreceivedbyaccount, false },
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{ "wallet", "getreceivedbyaddress", &getreceivedbyaddress, false },
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{ "wallet", "gettransaction", &gettransaction, false },
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{ "wallet", "abandontransaction", &abandontransaction, false },
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{ "wallet", "getunconfirmedbalance", &getunconfirmedbalance, false },
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{ "wallet", "getwalletinfo", &getwalletinfo, false },
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{ "wallet", "importprivkey", &importprivkey, true },
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{ "wallet", "importwallet", &importwallet, true },
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{ "wallet", "importaddress", &importaddress, true },
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{ "wallet", "importpubkey", &importpubkey, true },
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{ "wallet", "keypoolrefill", &keypoolrefill, true },
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{ "wallet", "listaccounts", &listaccounts, false },
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{ "wallet", "listaddressgroupings", &listaddressgroupings, false },
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{ "wallet", "listlockunspent", &listlockunspent, false },
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{ "wallet", "listreceivedbyaccount", &listreceivedbyaccount, false },
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{ "wallet", "listreceivedbyaddress", &listreceivedbyaddress, false },
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{ "wallet", "listsinceblock", &listsinceblock, false },
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{ "wallet", "listtransactions", &listtransactions, false },
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{ "wallet", "listunspent", &listunspent, false },
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{ "wallet", "lockunspent", &lockunspent, true },
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{ "wallet", "move", &movecmd, false },
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{ "wallet", "sendfrom", &sendfrom, false },
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{ "wallet", "sendmany", &sendmany, false },
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{ "wallet", "sendtoaddress", &sendtoaddress, false },
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{ "wallet", "setaccount", &setaccount, true },
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{ "wallet", "settxfee", &settxfee, true },
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{ "wallet", "signmessage", &signmessage, true },
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{ "wallet", "walletlock", &walletlock, true },
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{ "wallet", "walletpassphrasechange", &walletpassphrasechange, true },
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{ "wallet", "walletpassphrase", &walletpassphrase, true },
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#endif // ENABLE_WALLET
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};
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CRPCTable::CRPCTable()
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{
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unsigned int vcidx;
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for (vcidx = 0; vcidx < (sizeof(vRPCCommands) / sizeof(vRPCCommands[0])); vcidx++)
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{
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const CRPCCommand *pcmd;
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pcmd = &vRPCCommands[vcidx];
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mapCommands[pcmd->name] = pcmd;
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}
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}
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const CRPCCommand *CRPCTable::operator[](const std::string &name) const
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{
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map<string, const CRPCCommand*>::const_iterator it = mapCommands.find(name);
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if (it == mapCommands.end())
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return NULL;
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return (*it).second;
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}
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bool StartRPC()
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{
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LogPrint("rpc", "Starting RPC\n");
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fRPCRunning = true;
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g_rpcSignals.Started();
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return true;
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}
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void InterruptRPC()
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{
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LogPrint("rpc", "Interrupting RPC\n");
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// Interrupt e.g. running longpolls
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fRPCRunning = false;
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}
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void StopRPC()
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{
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LogPrint("rpc", "Stopping RPC\n");
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deadlineTimers.clear();
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g_rpcSignals.Stopped();
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}
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bool IsRPCRunning()
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{
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return fRPCRunning;
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}
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void SetRPCWarmupStatus(const std::string& newStatus)
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{
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LOCK(cs_rpcWarmup);
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rpcWarmupStatus = newStatus;
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}
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void SetRPCWarmupFinished()
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{
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LOCK(cs_rpcWarmup);
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assert(fRPCInWarmup);
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fRPCInWarmup = false;
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}
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bool RPCIsInWarmup(std::string *outStatus)
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{
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|
LOCK(cs_rpcWarmup);
|
|
if (outStatus)
|
|
*outStatus = rpcWarmupStatus;
|
|
return fRPCInWarmup;
|
|
}
|
|
|
|
void JSONRequest::parse(const UniValue& valRequest)
|
|
{
|
|
// Parse request
|
|
if (!valRequest.isObject())
|
|
throw JSONRPCError(RPC_INVALID_REQUEST, "Invalid Request object");
|
|
const UniValue& request = valRequest.get_obj();
|
|
|
|
// Parse id now so errors from here on will have the id
|
|
id = find_value(request, "id");
|
|
|
|
// Parse method
|
|
UniValue valMethod = find_value(request, "method");
|
|
if (valMethod.isNull())
|
|
throw JSONRPCError(RPC_INVALID_REQUEST, "Missing method");
|
|
if (!valMethod.isStr())
|
|
throw JSONRPCError(RPC_INVALID_REQUEST, "Method must be a string");
|
|
strMethod = valMethod.get_str();
|
|
if (strMethod != "getblocktemplate")
|
|
LogPrint("rpc", "ThreadRPCServer method=%s\n", SanitizeString(strMethod));
|
|
|
|
// Parse params
|
|
UniValue valParams = find_value(request, "params");
|
|
if (valParams.isArray())
|
|
params = valParams.get_array();
|
|
else if (valParams.isNull())
|
|
params = UniValue(UniValue::VARR);
|
|
else
|
|
throw JSONRPCError(RPC_INVALID_REQUEST, "Params must be an array");
|
|
}
|
|
|
|
static UniValue JSONRPCExecOne(const UniValue& req)
|
|
{
|
|
UniValue rpc_result(UniValue::VOBJ);
|
|
|
|
JSONRequest jreq;
|
|
try {
|
|
jreq.parse(req);
|
|
|
|
UniValue result = tableRPC.execute(jreq.strMethod, jreq.params);
|
|
rpc_result = JSONRPCReplyObj(result, NullUniValue, jreq.id);
|
|
}
|
|
catch (const UniValue& objError)
|
|
{
|
|
rpc_result = JSONRPCReplyObj(NullUniValue, objError, jreq.id);
|
|
}
|
|
catch (const std::exception& e)
|
|
{
|
|
rpc_result = JSONRPCReplyObj(NullUniValue,
|
|
JSONRPCError(RPC_PARSE_ERROR, e.what()), jreq.id);
|
|
}
|
|
|
|
return rpc_result;
|
|
}
|
|
|
|
std::string JSONRPCExecBatch(const UniValue& vReq)
|
|
{
|
|
UniValue ret(UniValue::VARR);
|
|
for (unsigned int reqIdx = 0; reqIdx < vReq.size(); reqIdx++)
|
|
ret.push_back(JSONRPCExecOne(vReq[reqIdx]));
|
|
|
|
return ret.write() + "\n";
|
|
}
|
|
|
|
UniValue CRPCTable::execute(const std::string &strMethod, const UniValue ¶ms) const
|
|
{
|
|
// Return immediately if in warmup
|
|
{
|
|
LOCK(cs_rpcWarmup);
|
|
if (fRPCInWarmup)
|
|
throw JSONRPCError(RPC_IN_WARMUP, rpcWarmupStatus);
|
|
}
|
|
|
|
// Find method
|
|
const CRPCCommand *pcmd = tableRPC[strMethod];
|
|
if (!pcmd)
|
|
throw JSONRPCError(RPC_METHOD_NOT_FOUND, "Method not found");
|
|
|
|
g_rpcSignals.PreCommand(*pcmd);
|
|
|
|
try
|
|
{
|
|
// Execute
|
|
return pcmd->actor(params, false);
|
|
}
|
|
catch (const std::exception& e)
|
|
{
|
|
throw JSONRPCError(RPC_MISC_ERROR, e.what());
|
|
}
|
|
|
|
g_rpcSignals.PostCommand(*pcmd);
|
|
}
|
|
|
|
std::string HelpExampleCli(const std::string& methodname, const std::string& args)
|
|
{
|
|
return "> dash-cli " + methodname + " " + args + "\n";
|
|
}
|
|
|
|
std::string HelpExampleRpc(const std::string& methodname, const std::string& args)
|
|
{
|
|
return "> curl --user myusername --data-binary '{\"jsonrpc\": \"1.0\", \"id\":\"curltest\", "
|
|
"\"method\": \"" + methodname + "\", \"params\": [" + args + "] }' -H 'content-type: text/plain;' http://127.0.0.1:9998/\n";
|
|
}
|
|
|
|
void RPCRegisterTimerInterface(RPCTimerInterface *iface)
|
|
{
|
|
timerInterfaces.push_back(iface);
|
|
}
|
|
|
|
void RPCUnregisterTimerInterface(RPCTimerInterface *iface)
|
|
{
|
|
std::vector<RPCTimerInterface*>::iterator i = std::find(timerInterfaces.begin(), timerInterfaces.end(), iface);
|
|
assert(i != timerInterfaces.end());
|
|
timerInterfaces.erase(i);
|
|
}
|
|
|
|
void RPCRunLater(const std::string& name, boost::function<void(void)> func, int64_t nSeconds)
|
|
{
|
|
if (timerInterfaces.empty())
|
|
throw JSONRPCError(RPC_INTERNAL_ERROR, "No timer handler registered for RPC");
|
|
deadlineTimers.erase(name);
|
|
RPCTimerInterface* timerInterface = timerInterfaces.back();
|
|
LogPrint("rpc", "queue run of timer %s in %i seconds (using %s)\n", name, nSeconds, timerInterface->Name());
|
|
deadlineTimers.insert(std::make_pair(name, boost::shared_ptr<RPCTimerBase>(timerInterface->NewTimer(func, nSeconds*1000))));
|
|
}
|
|
|
|
const CRPCTable tableRPC;
|