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// Copyright (c) 2010 Satoshi Nakamoto
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// Copyright (c) 2009-2014 The Bitcoin developers
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// Distributed under the MIT/X11 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 "main.h"
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# include "ui_interface.h"
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# include "util.h"
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# ifdef ENABLE_WALLET
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# include "wallet.h"
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# endif
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# include <boost/algorithm/string.hpp>
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# include <boost/asio.hpp>
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# include <boost/asio/ssl.hpp>
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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>
# include <boost/iostreams/stream.hpp>
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# include <boost/shared_ptr.hpp>
Split up util.cpp/h
Split up util.cpp/h into:
- string utilities (hex, base32, base64): no internal dependencies, no dependency on boost (apart from foreach)
- money utilities (parsesmoney, formatmoney)
- time utilities (gettime*, sleep, format date):
- and the rest (logging, argument parsing, config file parsing)
The latter is basically the environment and OS handling,
and is stripped of all utility functions, so we may want to
rename it to something else than util.cpp/h for clarity (Matt suggested
osinterface).
Breaks dependency of sha256.cpp on all the things pulled in by util.
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# include <boost/thread.hpp>
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# include "json/json_spirit_writer_template.h"
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using namespace boost ;
using namespace boost : : asio ;
using namespace json_spirit ;
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using namespace std ;
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static std : : string strRPCUserColonPass ;
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static bool fRPCRunning = false ;
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// These are created by StartRPCThreads, destroyed in StopRPCThreads
static asio : : io_service * rpc_io_service = NULL ;
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static map < string , boost : : shared_ptr < deadline_timer > > deadlineTimers ;
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static ssl : : context * rpc_ssl_context = NULL ;
static boost : : thread_group * rpc_worker_group = NULL ;
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static boost : : asio : : io_service : : work * rpc_dummy_work = NULL ;
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static std : : vector < CSubNet > rpc_allow_subnets ; //!< List of subnets to allow RPC connections from
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static std : : vector < boost : : shared_ptr < ip : : tcp : : acceptor > > rpc_acceptors ;
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void RPCTypeCheck ( const Array & params ,
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const list < Value_type > & typesExpected ,
bool fAllowNull )
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{
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unsigned int i = 0 ;
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BOOST_FOREACH ( Value_type t , typesExpected )
{
if ( params . size ( ) < = i )
break ;
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const Value & v = params [ i ] ;
if ( ! ( ( v . type ( ) = = t ) | | ( fAllowNull & & ( v . type ( ) = = null_type ) ) ) )
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{
string err = strprintf ( " Expected type %s, got %s " ,
Value_type_name [ t ] , Value_type_name [ v . type ( ) ] ) ;
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throw JSONRPCError ( RPC_TYPE_ERROR , err ) ;
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}
i + + ;
}
}
void RPCTypeCheck ( const Object & o ,
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const map < string , Value_type > & typesExpected ,
bool fAllowNull )
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{
BOOST_FOREACH ( const PAIRTYPE ( string , Value_type ) & t , typesExpected )
{
const Value & v = find_value ( o , t . first ) ;
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if ( ! fAllowNull & & v . type ( ) = = null_type )
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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 . type ( ) = = null_type ) ) ) )
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{
string err = strprintf ( " Expected type %s for %s, got %s " ,
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Value_type_name [ t . second ] , t . first , Value_type_name [ v . type ( ) ] ) ;
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throw JSONRPCError ( RPC_TYPE_ERROR , err ) ;
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}
}
}
Split up util.cpp/h
Split up util.cpp/h into:
- string utilities (hex, base32, base64): no internal dependencies, no dependency on boost (apart from foreach)
- money utilities (parsesmoney, formatmoney)
- time utilities (gettime*, sleep, format date):
- and the rest (logging, argument parsing, config file parsing)
The latter is basically the environment and OS handling,
and is stripped of all utility functions, so we may want to
rename it to something else than util.cpp/h for clarity (Matt suggested
osinterface).
Breaks dependency of sha256.cpp on all the things pulled in by util.
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static inline int64_t roundint64 ( double d )
{
return ( int64_t ) ( d > 0 ? d + 0.5 : d - 0.5 ) ;
}
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int64_t AmountFromValue ( const Value & value )
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{
double dAmount = value . get_real ( ) ;
if ( dAmount < = 0.0 | | dAmount > 21000000.0 )
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throw JSONRPCError ( RPC_TYPE_ERROR , " Invalid amount " ) ;
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int64_t nAmount = roundint64 ( dAmount * COIN ) ;
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if ( ! MoneyRange ( nAmount ) )
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throw JSONRPCError ( RPC_TYPE_ERROR , " Invalid amount " ) ;
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return nAmount ;
}
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Value ValueFromAmount ( int64_t amount )
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{
return ( double ) amount / ( double ) COIN ;
}
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uint256 ParseHashV ( const Value & v , string strName )
{
string strHex ;
if ( v . type ( ) = = str_type )
strHex = v . get_str ( ) ;
if ( ! IsHex ( strHex ) ) // Note: IsHex("") is false
throw JSONRPCError ( RPC_INVALID_PARAMETER , strName + " must be hexadecimal string (not ' " + strHex + " ') " ) ;
uint256 result ;
result . SetHex ( strHex ) ;
return result ;
}
uint256 ParseHashO ( const Object & o , string strKey )
{
return ParseHashV ( find_value ( o , strKey ) , strKey ) ;
}
vector < unsigned char > ParseHexV ( const Value & v , string strName )
{
string strHex ;
if ( v . type ( ) = = str_type )
strHex = v . get_str ( ) ;
if ( ! IsHex ( strHex ) )
throw JSONRPCError ( RPC_INVALID_PARAMETER , strName + " must be hexadecimal string (not ' " + strHex + " ') " ) ;
return ParseHex ( strHex ) ;
}
vector < unsigned char > ParseHexO ( const Object & o , string strKey )
{
return ParseHexV ( find_value ( o , strKey ) , strKey ) ;
}
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///
/// Note: This interface may still be subject to change.
///
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string CRPCTable : : help ( string strCommand ) const
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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 ) ) ;
sort ( vCommands . begin ( ) , vCommands . end ( ) ) ;
BOOST_FOREACH ( const PAIRTYPE ( string , const CRPCCommand * ) & command , vCommands )
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{
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const CRPCCommand * pcmd = command . second ;
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 ;
if ( strCommand ! = " " & & strMethod ! = strCommand )
continue ;
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# ifdef ENABLE_WALLET
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if ( pcmd - > reqWallet & & ! pwalletMain )
continue ;
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# endif
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try
{
Array params ;
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rpcfn_type pfn = pcmd - > actor ;
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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 = = " " )
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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 )
{
if ( ! category . empty ( ) )
strRet + = " \n " ;
category = pcmd - > category ;
string firstLetter = category . substr ( 0 , 1 ) ;
boost : : to_upper ( firstLetter ) ;
strRet + = " == " + firstLetter + category . substr ( 1 ) + " == \n " ;
}
}
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strRet + = strHelp + " \n " ;
}
}
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 ) ;
return strRet ;
}
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Value help ( const Array & params , bool fHelp )
{
if ( fHelp | | params . size ( ) > 1 )
throw runtime_error (
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" help ( \" command \" ) \n "
" \n List all commands, or get help for a specified command. \n "
" \n Arguments: \n "
" 1. \" command \" (string, optional) The command to get help on \n "
" \n Result: \n "
" \" text \" (string) The help text \n "
) ;
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string strCommand ;
if ( params . size ( ) > 0 )
strCommand = params [ 0 ] . get_str ( ) ;
return tableRPC . help ( strCommand ) ;
}
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Value stop ( const Array & params , bool fHelp )
{
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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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" \n Stop Bitcoin server. " ) ;
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// Shutdown will take long enough that the response should get back
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StartShutdown ( ) ;
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return " Bitcoin server stopping " ;
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}
//
// Call Table
//
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static const CRPCCommand vRPCCommands [ ] =
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{ // category name actor (function) okSafeMode threadSafe reqWallet
// --------------------- ------------------------ ----------------------- ---------- ---------- ---------
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/* Overall control/query calls */
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{ " control " , " getinfo " , & getinfo , true , false , false } , /* uses wallet if enabled */
{ " control " , " help " , & help , true , true , false } ,
{ " control " , " stop " , & stop , true , true , false } ,
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/* P2P networking */
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{ " network " , " getnetworkinfo " , & getnetworkinfo , true , false , false } ,
{ " network " , " addnode " , & addnode , true , true , false } ,
{ " network " , " getaddednodeinfo " , & getaddednodeinfo , true , true , false } ,
{ " network " , " getconnectioncount " , & getconnectioncount , true , false , false } ,
{ " network " , " getnettotals " , & getnettotals , true , true , false } ,
{ " network " , " getpeerinfo " , & getpeerinfo , true , false , false } ,
{ " network " , " ping " , & ping , true , false , false } ,
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/* Block chain and UTXO */
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{ " blockchain " , " getblockchaininfo " , & getblockchaininfo , true , false , false } ,
{ " blockchain " , " getbestblockhash " , & getbestblockhash , true , false , false } ,
{ " blockchain " , " getblockcount " , & getblockcount , true , false , false } ,
{ " blockchain " , " getblock " , & getblock , true , false , false } ,
{ " blockchain " , " getblockhash " , & getblockhash , true , false , false } ,
{ " blockchain " , " getchaintips " , & getchaintips , true , false , false } ,
{ " blockchain " , " getdifficulty " , & getdifficulty , true , false , false } ,
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{ " blockchain " , " getmempoolinfo " , & getmempoolinfo , true , true , false } ,
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{ " blockchain " , " getrawmempool " , & getrawmempool , true , false , false } ,
{ " blockchain " , " gettxout " , & gettxout , true , false , false } ,
{ " blockchain " , " gettxoutsetinfo " , & gettxoutsetinfo , true , false , false } ,
{ " blockchain " , " verifychain " , & verifychain , true , false , false } ,
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/* Mining */
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{ " mining " , " getblocktemplate " , & getblocktemplate , true , false , false } ,
{ " mining " , " getmininginfo " , & getmininginfo , true , false , false } ,
{ " mining " , " getnetworkhashps " , & getnetworkhashps , true , false , false } ,
{ " mining " , " prioritisetransaction " , & prioritisetransaction , true , false , false } ,
{ " mining " , " submitblock " , & submitblock , true , true , false } ,
# ifdef ENABLE_WALLET
/* Coin generation */
{ " generating " , " getgenerate " , & getgenerate , true , false , false } ,
{ " generating " , " gethashespersec " , & gethashespersec , true , false , false } ,
{ " generating " , " setgenerate " , & setgenerate , true , true , false } ,
# endif
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/* Raw transactions */
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{ " rawtransactions " , " createrawtransaction " , & createrawtransaction , true , false , false } ,
{ " rawtransactions " , " decoderawtransaction " , & decoderawtransaction , true , false , false } ,
{ " rawtransactions " , " decodescript " , & decodescript , true , false , false } ,
{ " rawtransactions " , " getrawtransaction " , & getrawtransaction , true , false , false } ,
{ " rawtransactions " , " sendrawtransaction " , & sendrawtransaction , false , false , false } ,
{ " rawtransactions " , " signrawtransaction " , & signrawtransaction , false , false , false } , /* uses wallet if enabled */
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/* Utility functions */
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{ " util " , " createmultisig " , & createmultisig , true , true , false } ,
{ " util " , " validateaddress " , & validateaddress , true , false , false } , /* uses wallet if enabled */
{ " util " , " verifymessage " , & verifymessage , true , false , false } ,
{ " util " , " estimatefee " , & estimatefee , true , true , false } ,
{ " util " , " estimatepriority " , & estimatepriority , true , true , false } ,
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# ifdef ENABLE_WALLET
/* Wallet */
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{ " wallet " , " addmultisigaddress " , & addmultisigaddress , true , false , true } ,
{ " wallet " , " backupwallet " , & backupwallet , true , false , true } ,
{ " wallet " , " dumpprivkey " , & dumpprivkey , true , false , true } ,
{ " wallet " , " dumpwallet " , & dumpwallet , true , false , true } ,
{ " wallet " , " encryptwallet " , & encryptwallet , true , false , true } ,
{ " wallet " , " getaccountaddress " , & getaccountaddress , true , false , true } ,
{ " wallet " , " getaccount " , & getaccount , true , false , true } ,
{ " wallet " , " getaddressesbyaccount " , & getaddressesbyaccount , true , false , true } ,
{ " wallet " , " getbalance " , & getbalance , false , false , true } ,
{ " wallet " , " getnewaddress " , & getnewaddress , true , false , true } ,
{ " wallet " , " getrawchangeaddress " , & getrawchangeaddress , true , false , true } ,
{ " wallet " , " getreceivedbyaccount " , & getreceivedbyaccount , false , false , true } ,
{ " wallet " , " getreceivedbyaddress " , & getreceivedbyaddress , false , false , true } ,
{ " wallet " , " gettransaction " , & gettransaction , false , false , true } ,
{ " wallet " , " getunconfirmedbalance " , & getunconfirmedbalance , false , false , true } ,
{ " wallet " , " getwalletinfo " , & getwalletinfo , false , false , true } ,
{ " wallet " , " importprivkey " , & importprivkey , true , false , true } ,
{ " wallet " , " importwallet " , & importwallet , true , false , true } ,
{ " wallet " , " importaddress " , & importaddress , true , false , true } ,
{ " wallet " , " keypoolrefill " , & keypoolrefill , true , false , true } ,
{ " wallet " , " listaccounts " , & listaccounts , false , false , true } ,
{ " wallet " , " listaddressgroupings " , & listaddressgroupings , false , false , true } ,
{ " wallet " , " listlockunspent " , & listlockunspent , false , false , true } ,
{ " wallet " , " listreceivedbyaccount " , & listreceivedbyaccount , false , false , true } ,
{ " wallet " , " listreceivedbyaddress " , & listreceivedbyaddress , false , false , true } ,
{ " wallet " , " listsinceblock " , & listsinceblock , false , false , true } ,
{ " wallet " , " listtransactions " , & listtransactions , false , false , true } ,
{ " wallet " , " listunspent " , & listunspent , false , false , true } ,
{ " wallet " , " lockunspent " , & lockunspent , true , false , true } ,
{ " wallet " , " move " , & movecmd , false , false , true } ,
{ " wallet " , " sendfrom " , & sendfrom , false , false , true } ,
{ " wallet " , " sendmany " , & sendmany , false , false , true } ,
{ " wallet " , " sendtoaddress " , & sendtoaddress , false , false , true } ,
{ " wallet " , " setaccount " , & setaccount , true , false , true } ,
{ " wallet " , " settxfee " , & settxfee , true , false , true } ,
{ " wallet " , " signmessage " , & signmessage , true , false , true } ,
{ " wallet " , " walletlock " , & walletlock , true , false , true } ,
{ " wallet " , " walletpassphrasechange " , & walletpassphrasechange , true , false , true } ,
{ " wallet " , " walletpassphrase " , & walletpassphrase , true , false , true } ,
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# endif // ENABLE_WALLET
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} ;
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CRPCTable : : CRPCTable ( )
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{
unsigned int vcidx ;
for ( vcidx = 0 ; vcidx < ( sizeof ( vRPCCommands ) / sizeof ( vRPCCommands [ 0 ] ) ) ; vcidx + + )
{
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const CRPCCommand * pcmd ;
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pcmd = & vRPCCommands [ vcidx ] ;
mapCommands [ pcmd - > name ] = pcmd ;
}
}
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const CRPCCommand * CRPCTable : : operator [ ] ( string name ) const
{
map < string , const CRPCCommand * > : : const_iterator it = mapCommands . find ( name ) ;
if ( it = = mapCommands . end ( ) )
return NULL ;
return ( * it ) . second ;
}
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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 ) ;
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return TimingResistantEqual ( strUserPass , strRPCUserColonPass ) ;
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}
void ErrorReply ( std : : ostream & stream , const Object & objError , const Value & id )
{
// Send error reply from json-rpc error object
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int nStatus = HTTP_INTERNAL_SERVER_ERROR ;
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int code = find_value ( objError , " code " ) . get_int ( ) ;
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if ( code = = RPC_INVALID_REQUEST ) nStatus = HTTP_BAD_REQUEST ;
else if ( code = = RPC_METHOD_NOT_FOUND ) nStatus = HTTP_NOT_FOUND ;
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string strReply = JSONRPCReply ( Value : : null , objError , id ) ;
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stream < < HTTPReply ( nStatus , strReply , false ) < < std : : flush ;
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}
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CNetAddr BoostAsioToCNetAddr ( boost : : asio : : ip : : address address )
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{
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CNetAddr netaddr ;
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// Make sure that IPv4-compatible and IPv4-mapped IPv6 addresses are treated as IPv4 addresses
if ( address . is_v6 ( )
& & ( address . to_v6 ( ) . is_v4_compatible ( )
| | address . to_v6 ( ) . is_v4_mapped ( ) ) )
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address = address . to_v6 ( ) . to_v4 ( ) ;
if ( address . is_v4 ( ) )
{
boost : : asio : : ip : : address_v4 : : bytes_type bytes = address . to_v4 ( ) . to_bytes ( ) ;
netaddr . SetRaw ( NET_IPV4 , & bytes [ 0 ] ) ;
}
else
{
boost : : asio : : ip : : address_v6 : : bytes_type bytes = address . to_v6 ( ) . to_bytes ( ) ;
netaddr . SetRaw ( NET_IPV6 , & bytes [ 0 ] ) ;
}
return netaddr ;
}
bool ClientAllowed ( const boost : : asio : : ip : : address & address )
{
CNetAddr netaddr = BoostAsioToCNetAddr ( address ) ;
BOOST_FOREACH ( const CSubNet & subnet , rpc_allow_subnets )
if ( subnet . Match ( netaddr ) )
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return true ;
return false ;
}
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template < typename Protocol >
class AcceptedConnectionImpl : public AcceptedConnection
{
public :
AcceptedConnectionImpl (
asio : : io_service & io_service ,
ssl : : context & context ,
bool fUseSSL ) :
sslStream ( io_service , context ) ,
_d ( sslStream , fUseSSL ) ,
_stream ( _d )
{
}
virtual std : : iostream & stream ( )
{
return _stream ;
}
virtual std : : string peer_address_to_string ( ) const
{
return peer . address ( ) . to_string ( ) ;
}
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virtual void close ( )
{
_stream . close ( ) ;
}
typename Protocol : : endpoint peer ;
asio : : ssl : : stream < typename Protocol : : socket > sslStream ;
private :
SSLIOStreamDevice < Protocol > _d ;
iostreams : : stream < SSLIOStreamDevice < Protocol > > _stream ;
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} ;
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void ServiceConnection ( AcceptedConnection * conn ) ;
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// Forward declaration required for RPCListen
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template < typename Protocol , typename SocketAcceptorService >
static void RPCAcceptHandler ( boost : : shared_ptr < basic_socket_acceptor < Protocol , SocketAcceptorService > > acceptor ,
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ssl : : context & context ,
bool fUseSSL ,
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boost : : shared_ptr < AcceptedConnection > conn ,
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const boost : : system : : error_code & error ) ;
/**
* Sets up I / O resources to accept and handle a new connection .
*/
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template < typename Protocol , typename SocketAcceptorService >
static void RPCListen ( boost : : shared_ptr < basic_socket_acceptor < Protocol , SocketAcceptorService > > acceptor ,
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ssl : : context & context ,
const bool fUseSSL )
{
// Accept connection
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boost : : shared_ptr < AcceptedConnectionImpl < Protocol > > conn ( new AcceptedConnectionImpl < Protocol > ( acceptor - > get_io_service ( ) , context , fUseSSL ) ) ;
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acceptor - > async_accept (
conn - > sslStream . lowest_layer ( ) ,
conn - > peer ,
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boost : : bind ( & RPCAcceptHandler < Protocol , SocketAcceptorService > ,
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acceptor ,
boost : : ref ( context ) ,
fUseSSL ,
conn ,
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_1 ) ) ;
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}
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/**
* Accept and handle incoming connection .
*/
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template < typename Protocol , typename SocketAcceptorService >
static void RPCAcceptHandler ( boost : : shared_ptr < basic_socket_acceptor < Protocol , SocketAcceptorService > > acceptor ,
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ssl : : context & context ,
const bool fUseSSL ,
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boost : : shared_ptr < AcceptedConnection > conn ,
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const boost : : system : : error_code & error )
{
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// Immediately start accepting new connections, except when we're cancelled or our socket is closed.
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if ( error ! = asio : : error : : operation_aborted & & acceptor - > is_open ( ) )
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RPCListen ( acceptor , context , fUseSSL ) ;
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AcceptedConnectionImpl < ip : : tcp > * tcp_conn = dynamic_cast < AcceptedConnectionImpl < ip : : tcp > * > ( conn . get ( ) ) ;
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if ( error )
{
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// TODO: Actually handle errors
LogPrintf ( " %s: Error: %s \n " , __func__ , error . message ( ) ) ;
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}
// Restrict callers by IP. It is important to
// do this before starting client thread, to filter out
// certain DoS and misbehaving clients.
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else if ( tcp_conn & & ! ClientAllowed ( tcp_conn - > peer . address ( ) ) )
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{
// Only send a 403 if we're not using SSL to prevent a DoS during the SSL handshake.
if ( ! fUseSSL )
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conn - > stream ( ) < < HTTPError ( HTTP_FORBIDDEN , false ) < < std : : flush ;
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conn - > close ( ) ;
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}
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else {
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ServiceConnection ( conn . get ( ) ) ;
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conn - > close ( ) ;
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}
}
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static ip : : tcp : : endpoint ParseEndpoint ( const std : : string & strEndpoint , int defaultPort )
{
std : : string addr ;
int port = defaultPort ;
SplitHostPort ( strEndpoint , port , addr ) ;
return ip : : tcp : : endpoint ( asio : : ip : : address : : from_string ( addr ) , port ) ;
}
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void StartRPCThreads ( )
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{
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rpc_allow_subnets . clear ( ) ;
rpc_allow_subnets . push_back ( CSubNet ( " 127.0.0.0/8 " ) ) ; // always allow IPv4 local subnet
rpc_allow_subnets . push_back ( CSubNet ( " ::1 " ) ) ; // always allow IPv6 localhost
if ( mapMultiArgs . count ( " -rpcallowip " ) )
{
const vector < string > & vAllow = mapMultiArgs [ " -rpcallowip " ] ;
BOOST_FOREACH ( string strAllow , vAllow )
{
CSubNet subnet ( strAllow ) ;
if ( ! subnet . IsValid ( ) )
{
uiInterface . ThreadSafeMessageBox (
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strprintf ( " Invalid -rpcallowip subnet specification: %s. Valid are a single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or a network/CIDR (e.g. 1.2.3.4/24). " , strAllow ) ,
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" " , CClientUIInterface : : MSG_ERROR ) ;
StartShutdown ( ) ;
return ;
}
rpc_allow_subnets . push_back ( subnet ) ;
}
}
std : : string strAllowed ;
BOOST_FOREACH ( const CSubNet & subnet , rpc_allow_subnets )
strAllowed + = subnet . ToString ( ) + " " ;
LogPrint ( " rpc " , " Allowing RPC connections from: %s \n " , strAllowed ) ;
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strRPCUserColonPass = mapArgs [ " -rpcuser " ] + " : " + mapArgs [ " -rpcpassword " ] ;
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if ( ( ( mapArgs [ " -rpcpassword " ] = = " " ) | |
( mapArgs [ " -rpcuser " ] = = mapArgs [ " -rpcpassword " ] ) ) & & Params ( ) . RequireRPCPassword ( ) )
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{
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unsigned char rand_pwd [ 32 ] ;
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GetRandBytes ( rand_pwd , 32 ) ;
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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 \" " ) ;
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uiInterface . ThreadSafeMessageBox ( strprintf (
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_ ( " %s, you must set a rpcpassword in the configuration file: \n "
" %s \n "
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" It is recommended you use the following random password: \n "
" rpcuser=bitcoinrpc \n "
" rpcpassword=%s \n "
" (you do not need to remember this password) \n "
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" The username and password MUST NOT be the same. \n "
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" If the file does not exist, create it with owner-readable-only file permissions. \n "
" It is also recommended to set alertnotify so you are notified of problems; \n "
" for example: alertnotify=echo %%s | mail -s \" Bitcoin Alert \" admin@foo.com \n " ) ,
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strWhatAmI ,
GetConfigFile ( ) . string ( ) ,
EncodeBase58 ( & rand_pwd [ 0 ] , & rand_pwd [ 0 ] + 32 ) ) ,
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" " , CClientUIInterface : : MSG_ERROR ) ;
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StartShutdown ( ) ;
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return ;
}
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assert ( rpc_io_service = = NULL ) ;
rpc_io_service = new asio : : io_service ( ) ;
rpc_ssl_context = new ssl : : context ( * rpc_io_service , ssl : : context : : sslv23 ) ;
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const bool fUseSSL = GetBoolArg ( " -rpcssl " , false ) ;
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if ( fUseSSL )
{
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rpc_ssl_context - > set_options ( ssl : : context : : no_sslv2 ) ;
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filesystem : : path pathCertFile ( GetArg ( " -rpcsslcertificatechainfile " , " server.cert " ) ) ;
if ( ! pathCertFile . is_complete ( ) ) pathCertFile = filesystem : : path ( GetDataDir ( ) ) / pathCertFile ;
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if ( filesystem : : exists ( pathCertFile ) ) rpc_ssl_context - > use_certificate_chain_file ( pathCertFile . string ( ) ) ;
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else LogPrintf ( " ThreadRPCServer ERROR: missing server certificate file %s \n " , pathCertFile . string ( ) ) ;
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filesystem : : path pathPKFile ( GetArg ( " -rpcsslprivatekeyfile " , " server.pem " ) ) ;
if ( ! pathPKFile . is_complete ( ) ) pathPKFile = filesystem : : path ( GetDataDir ( ) ) / pathPKFile ;
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if ( filesystem : : exists ( pathPKFile ) ) rpc_ssl_context - > use_private_key_file ( pathPKFile . string ( ) , ssl : : context : : pem ) ;
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else LogPrintf ( " ThreadRPCServer ERROR: missing server private key file %s \n " , pathPKFile . string ( ) ) ;
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string strCiphers = GetArg ( " -rpcsslciphers " , " TLSv1.2+HIGH:TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!3DES:@STRENGTH " ) ;
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SSL_CTX_set_cipher_list ( rpc_ssl_context - > impl ( ) , strCiphers . c_str ( ) ) ;
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}
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std : : vector < ip : : tcp : : endpoint > vEndpoints ;
bool bBindAny = false ;
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int defaultPort = GetArg ( " -rpcport " , BaseParams ( ) . RPCPort ( ) ) ;
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if ( ! mapArgs . count ( " -rpcallowip " ) ) // Default to loopback if not allowing external IPs
{
vEndpoints . push_back ( ip : : tcp : : endpoint ( asio : : ip : : address_v6 : : loopback ( ) , defaultPort ) ) ;
vEndpoints . push_back ( ip : : tcp : : endpoint ( asio : : ip : : address_v4 : : loopback ( ) , defaultPort ) ) ;
if ( mapArgs . count ( " -rpcbind " ) )
{
LogPrintf ( " WARNING: option -rpcbind was ignored because -rpcallowip was not specified, refusing to allow everyone to connect \n " ) ;
}
} else if ( mapArgs . count ( " -rpcbind " ) ) // Specific bind address
{
BOOST_FOREACH ( const std : : string & addr , mapMultiArgs [ " -rpcbind " ] )
{
try {
vEndpoints . push_back ( ParseEndpoint ( addr , defaultPort ) ) ;
}
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catch ( const boost : : system : : system_error & )
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{
uiInterface . ThreadSafeMessageBox (
strprintf ( _ ( " Could not parse -rpcbind value %s as network address " ) , addr ) ,
" " , CClientUIInterface : : MSG_ERROR ) ;
StartShutdown ( ) ;
return ;
}
}
} else { // No specific bind address specified, bind to any
vEndpoints . push_back ( ip : : tcp : : endpoint ( asio : : ip : : address_v6 : : any ( ) , defaultPort ) ) ;
vEndpoints . push_back ( ip : : tcp : : endpoint ( asio : : ip : : address_v4 : : any ( ) , defaultPort ) ) ;
// Prefer making the socket dual IPv6/IPv4 instead of binding
// to both addresses seperately.
bBindAny = true ;
}
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bool fListening = false ;
std : : string strerr ;
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BOOST_FOREACH ( const ip : : tcp : : endpoint & endpoint , vEndpoints )
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{
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asio : : ip : : address bindAddress = endpoint . address ( ) ;
LogPrintf ( " Binding RPC on address %s port %i (IPv4+IPv6 bind any: %i) \n " , bindAddress . to_string ( ) , endpoint . port ( ) , bBindAny ) ;
boost : : system : : error_code v6_only_error ;
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boost : : shared_ptr < ip : : tcp : : acceptor > acceptor ( new ip : : tcp : : acceptor ( * rpc_io_service ) ) ;
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try {
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acceptor - > open ( endpoint . protocol ( ) ) ;
acceptor - > set_option ( boost : : asio : : ip : : tcp : : acceptor : : reuse_address ( true ) ) ;
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// Try making the socket dual IPv6/IPv4 when listening on the IPv6 "any" address
acceptor - > set_option ( boost : : asio : : ip : : v6_only (
! bBindAny | | bindAddress ! = asio : : ip : : address_v6 : : any ( ) ) , v6_only_error ) ;
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acceptor - > bind ( endpoint ) ;
acceptor - > listen ( socket_base : : max_connections ) ;
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RPCListen ( acceptor , * rpc_ssl_context , fUseSSL ) ;
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fListening = true ;
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rpc_acceptors . push_back ( acceptor ) ;
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// If dual IPv6/IPv4 bind succesful, skip binding to IPv4 separately
if ( bBindAny & & bindAddress = = asio : : ip : : address_v6 : : any ( ) & & ! v6_only_error )
break ;
}
catch ( boost : : system : : system_error & e )
{
LogPrintf ( " ERROR: Binding RPC on address %s port %i failed: %s \n " , bindAddress . to_string ( ) , endpoint . port ( ) , e . what ( ) ) ;
strerr = strprintf ( _ ( " An error occurred while setting up the RPC address %s port %u for listening: %s " ) , bindAddress . to_string ( ) , endpoint . port ( ) , e . what ( ) ) ;
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}
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}
if ( ! fListening ) {
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uiInterface . ThreadSafeMessageBox ( strerr , " " , CClientUIInterface : : MSG_ERROR ) ;
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StartShutdown ( ) ;
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return ;
}
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2013-03-07 04:31:26 +01:00
rpc_worker_group = new boost : : thread_group ( ) ;
for ( int i = 0 ; i < GetArg ( " -rpcthreads " , 4 ) ; i + + )
rpc_worker_group - > create_thread ( boost : : bind ( & asio : : io_service : : run , rpc_io_service ) ) ;
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fRPCRunning = true ;
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}
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void StartDummyRPCThread ( )
{
if ( rpc_io_service = = NULL )
{
rpc_io_service = new asio : : io_service ( ) ;
/* Create dummy "work" to keep the thread from exiting when no timeouts active,
* see http : //www.boost.org/doc/libs/1_51_0/doc/html/boost_asio/reference/io_service.html#boost_asio.reference.io_service.stopping_the_io_service_from_running_out_of_work */
rpc_dummy_work = new asio : : io_service : : work ( * rpc_io_service ) ;
rpc_worker_group = new boost : : thread_group ( ) ;
rpc_worker_group - > create_thread ( boost : : bind ( & asio : : io_service : : run , rpc_io_service ) ) ;
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fRPCRunning = true ;
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}
}
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void StopRPCThreads ( )
{
if ( rpc_io_service = = NULL ) return ;
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// Set this to false first, so that longpolling loops will exit when woken up
fRPCRunning = false ;
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// First, cancel all timers and acceptors
// This is not done automatically by ->stop(), and in some cases the destructor of
// asio::io_service can hang if this is skipped.
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boost : : system : : error_code ec ;
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BOOST_FOREACH ( const boost : : shared_ptr < ip : : tcp : : acceptor > & acceptor , rpc_acceptors )
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{
acceptor - > cancel ( ec ) ;
if ( ec )
LogPrintf ( " %s: Warning: %s when cancelling acceptor " , __func__ , ec . message ( ) ) ;
}
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rpc_acceptors . clear ( ) ;
BOOST_FOREACH ( const PAIRTYPE ( std : : string , boost : : shared_ptr < deadline_timer > ) & timer , deadlineTimers )
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{
timer . second - > cancel ( ec ) ;
if ( ec )
LogPrintf ( " %s: Warning: %s when cancelling timer " , __func__ , ec . message ( ) ) ;
}
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deadlineTimers . clear ( ) ;
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rpc_io_service - > stop ( ) ;
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cvBlockChange . notify_all ( ) ;
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if ( rpc_worker_group ! = NULL )
rpc_worker_group - > join_all ( ) ;
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delete rpc_dummy_work ; rpc_dummy_work = NULL ;
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delete rpc_worker_group ; rpc_worker_group = NULL ;
delete rpc_ssl_context ; rpc_ssl_context = NULL ;
delete rpc_io_service ; rpc_io_service = NULL ;
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}
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bool IsRPCRunning ( )
{
return fRPCRunning ;
}
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void RPCRunHandler ( const boost : : system : : error_code & err , boost : : function < void ( void ) > func )
{
if ( ! err )
func ( ) ;
}
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void RPCRunLater ( const std : : string & name , boost : : function < void ( void ) > func , int64_t nSeconds )
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{
assert ( rpc_io_service ! = NULL ) ;
if ( deadlineTimers . count ( name ) = = 0 )
{
deadlineTimers . insert ( make_pair ( name ,
boost : : shared_ptr < deadline_timer > ( new deadline_timer ( * rpc_io_service ) ) ) ) ;
}
deadlineTimers [ name ] - > expires_from_now ( posix_time : : seconds ( nSeconds ) ) ;
deadlineTimers [ name ] - > async_wait ( boost : : bind ( RPCRunHandler , _1 , func ) ) ;
}
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class JSONRequest
{
public :
Value id ;
string strMethod ;
Array params ;
JSONRequest ( ) { id = Value : : null ; }
void parse ( const Value & valRequest ) ;
} ;
void JSONRequest : : parse ( const Value & valRequest )
{
// Parse request
if ( valRequest . type ( ) ! = obj_type )
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throw JSONRPCError ( RPC_INVALID_REQUEST , " Invalid Request object " ) ;
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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 )
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throw JSONRPCError ( RPC_INVALID_REQUEST , " Missing method " ) ;
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if ( valMethod . type ( ) ! = str_type )
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throw JSONRPCError ( RPC_INVALID_REQUEST , " Method must be a string " ) ;
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strMethod = valMethod . get_str ( ) ;
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if ( strMethod ! = " getblocktemplate " )
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LogPrint ( " rpc " , " ThreadRPCServer method=%s \n " , strMethod ) ;
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// Parse params
Value valParams = find_value ( request , " params " ) ;
if ( valParams . type ( ) = = array_type )
params = valParams . get_array ( ) ;
else if ( valParams . type ( ) = = null_type )
params = Array ( ) ;
else
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throw JSONRPCError ( RPC_INVALID_REQUEST , " Params must be an array " ) ;
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}
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static Object JSONRPCExecOne ( const Value & req )
{
Object rpc_result ;
JSONRequest jreq ;
try {
jreq . parse ( req ) ;
Value result = tableRPC . execute ( jreq . strMethod , jreq . params ) ;
rpc_result = JSONRPCReplyObj ( result , Value : : null , jreq . id ) ;
}
catch ( Object & objError )
{
rpc_result = JSONRPCReplyObj ( Value : : null , objError , jreq . id ) ;
}
catch ( std : : exception & e )
{
rpc_result = JSONRPCReplyObj ( Value : : null ,
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JSONRPCError ( RPC_PARSE_ERROR , e . what ( ) ) , jreq . id ) ;
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}
return rpc_result ;
}
static string JSONRPCExecBatch ( const Array & vReq )
{
Array ret ;
for ( unsigned int reqIdx = 0 ; reqIdx < vReq . size ( ) ; reqIdx + + )
ret . push_back ( JSONRPCExecOne ( vReq [ reqIdx ] ) ) ;
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return write_string ( Value ( ret ) , false ) + " \n " ;
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}
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static bool HTTPReq_JSONRPC ( AcceptedConnection * conn ,
string & strRequest ,
map < string , string > & mapHeaders ,
bool fRun )
{
// Check authorization
if ( mapHeaders . count ( " authorization " ) = = 0 )
{
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conn - > stream ( ) < < HTTPError ( HTTP_UNAUTHORIZED , false ) < < std : : flush ;
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return false ;
}
if ( ! HTTPAuthorized ( mapHeaders ) )
{
LogPrintf ( " ThreadRPCServer incorrect password attempt from %s \n " , conn - > peer_address_to_string ( ) ) ;
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/* Deter brute-forcing
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If this results in a DoS the user really
shouldn ' t have their RPC port exposed . */
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MilliSleep ( 250 ) ;
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conn - > stream ( ) < < HTTPError ( HTTP_UNAUTHORIZED , false ) < < std : : flush ;
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return false ;
}
JSONRequest jreq ;
try
{
// Parse request
Value valRequest ;
if ( ! read_string ( strRequest , valRequest ) )
throw JSONRPCError ( RPC_PARSE_ERROR , " Parse error " ) ;
string strReply ;
// singleton request
if ( valRequest . type ( ) = = obj_type ) {
jreq . parse ( valRequest ) ;
Value result = tableRPC . execute ( jreq . strMethod , jreq . params ) ;
// Send reply
strReply = JSONRPCReply ( result , Value : : null , jreq . id ) ;
// array of requests
} else if ( valRequest . type ( ) = = array_type )
strReply = JSONRPCExecBatch ( valRequest . get_array ( ) ) ;
else
throw JSONRPCError ( RPC_PARSE_ERROR , " Top-level object parse error " ) ;
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conn - > stream ( ) < < HTTPReplyHeader ( HTTP_OK , fRun , strReply . size ( ) ) < < strReply < < std : : flush ;
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}
catch ( Object & objError )
{
ErrorReply ( conn - > stream ( ) , objError , jreq . id ) ;
return false ;
}
catch ( std : : exception & e )
{
ErrorReply ( conn - > stream ( ) , JSONRPCError ( RPC_PARSE_ERROR , e . what ( ) ) , jreq . id ) ;
return false ;
}
return true ;
}
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void ServiceConnection ( AcceptedConnection * conn )
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{
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bool fRun = true ;
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while ( fRun & & ! ShutdownRequested ( ) )
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{
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int nProto = 0 ;
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map < string , string > mapHeaders ;
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string strRequest , strMethod , strURI ;
// Read HTTP request line
if ( ! ReadHTTPRequestLine ( conn - > stream ( ) , nProto , strMethod , strURI ) )
break ;
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// Read HTTP message headers and body
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ReadHTTPMessage ( conn - > stream ( ) , mapHeaders , strRequest , nProto , MAX_SIZE ) ;
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// HTTP Keep-Alive is false; close connection immediately
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if ( mapHeaders [ " connection " ] = = " close " )
fRun = false ;
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if ( strURI = = " / " ) {
if ( ! HTTPReq_JSONRPC ( conn , strRequest , mapHeaders , fRun ) )
break ;
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} else {
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conn - > stream ( ) < < HTTPError ( HTTP_NOT_FOUND , false ) < < std : : flush ;
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break ;
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}
}
}
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json_spirit : : Value CRPCTable : : execute ( const std : : string & strMethod , const json_spirit : : Array & params ) const
{
// Find method
const CRPCCommand * pcmd = tableRPC [ strMethod ] ;
if ( ! pcmd )
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throw JSONRPCError ( RPC_METHOD_NOT_FOUND , " Method not found " ) ;
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# ifdef ENABLE_WALLET
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if ( pcmd - > reqWallet & & ! pwalletMain )
throw JSONRPCError ( RPC_METHOD_NOT_FOUND , " Method not found (disabled) " ) ;
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# endif
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// Observe safe mode
string strWarning = GetWarnings ( " rpc " ) ;
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if ( strWarning ! = " " & & ! GetBoolArg ( " -disablesafemode " , false ) & &
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! pcmd - > okSafeMode )
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throw JSONRPCError ( RPC_FORBIDDEN_BY_SAFE_MODE , string ( " Safe mode: " ) + strWarning ) ;
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try
{
// Execute
Value result ;
{
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if ( pcmd - > threadSafe )
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result = pcmd - > actor ( params , false ) ;
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# ifdef ENABLE_WALLET
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else if ( ! pwalletMain ) {
LOCK ( cs_main ) ;
result = pcmd - > actor ( params , false ) ;
} else {
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LOCK2 ( cs_main , pwalletMain - > cs_wallet ) ;
result = pcmd - > actor ( params , false ) ;
}
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# else // ENABLE_WALLET
else {
LOCK ( cs_main ) ;
result = pcmd - > actor ( params , false ) ;
}
# endif // !ENABLE_WALLET
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}
return result ;
}
catch ( std : : exception & e )
{
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throw JSONRPCError ( RPC_MISC_ERROR , e . what ( ) ) ;
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}
}
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std : : string HelpExampleCli ( string methodname , string args ) {
return " > bitcoin-cli " + methodname + " " + args + " \n " ;
}
std : : string HelpExampleRpc ( string methodname , string args ) {
return " > curl --user myusername --data-binary '{ \" jsonrpc \" : \" 1.0 \" , \" id \" : \" curltest \" , "
" \" method \" : \" " + methodname + " \" , \" params \" : [ " + args + " ] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/ \n " ;
}
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const CRPCTable tableRPC ;