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397 lines
16 KiB
397 lines
16 KiB
// Copyright (c) 2010 Satoshi Nakamoto |
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// Copyright (c) 2009-2014 The Bitcoin 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 "base58.h" |
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#include "clientversion.h" |
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#include "init.h" |
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#include "main.h" |
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#include "net.h" |
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#include "netbase.h" |
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#include "rpcserver.h" |
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#include "timedata.h" |
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#include "util.h" |
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#ifdef ENABLE_WALLET |
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#include "wallet/wallet.h" |
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#include "wallet/walletdb.h" |
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#endif |
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#include <stdint.h> |
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#include <boost/assign/list_of.hpp> |
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#include "json/json_spirit_utils.h" |
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#include "json/json_spirit_value.h" |
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using namespace json_spirit; |
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using namespace std; |
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/** |
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* @note Do not add or change anything in the information returned by this |
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* method. `getinfo` exists for backwards-compatibility only. It combines |
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* information from wildly different sources in the program, which is a mess, |
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* and is thus planned to be deprecated eventually. |
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* |
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* Based on the source of the information, new information should be added to: |
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* - `getblockchaininfo`, |
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* - `getnetworkinfo` or |
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* - `getwalletinfo` |
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* |
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* Or alternatively, create a specific query method for the information. |
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**/ |
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Value getinfo(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 0) |
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throw runtime_error( |
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"getinfo\n" |
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"Returns an object containing various state info.\n" |
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"\nResult:\n" |
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"{\n" |
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" \"version\": xxxxx, (numeric) the server version\n" |
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" \"protocolversion\": xxxxx, (numeric) the protocol version\n" |
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" \"walletversion\": xxxxx, (numeric) the wallet version\n" |
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" \"balance\": xxxxxxx, (numeric) the total bitcoin balance of the wallet\n" |
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" \"blocks\": xxxxxx, (numeric) the current number of blocks processed in the server\n" |
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" \"timeoffset\": xxxxx, (numeric) the time offset\n" |
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" \"connections\": xxxxx, (numeric) the number of connections\n" |
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" \"proxy\": \"host:port\", (string, optional) the proxy used by the server\n" |
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" \"difficulty\": xxxxxx, (numeric) the current difficulty\n" |
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" \"testnet\": true|false, (boolean) if the server is using testnet or not\n" |
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" \"keypoololdest\": xxxxxx, (numeric) the timestamp (seconds since GMT epoch) of the oldest pre-generated key in the key pool\n" |
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" \"keypoolsize\": xxxx, (numeric) how many new keys are pre-generated\n" |
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" \"unlocked_until\": ttt, (numeric) the timestamp in seconds since epoch (midnight Jan 1 1970 GMT) that the wallet is unlocked for transfers, or 0 if the wallet is locked\n" |
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" \"paytxfee\": x.xxxx, (numeric) the transaction fee set in btc/kb\n" |
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" \"relayfee\": x.xxxx, (numeric) minimum relay fee for non-free transactions in btc/kb\n" |
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" \"errors\": \"...\" (string) any error messages\n" |
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"}\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("getinfo", "") |
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+ HelpExampleRpc("getinfo", "") |
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); |
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#ifdef ENABLE_WALLET |
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LOCK2(cs_main, pwalletMain ? &pwalletMain->cs_wallet : NULL); |
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#else |
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LOCK(cs_main); |
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#endif |
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proxyType proxy; |
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GetProxy(NET_IPV4, proxy); |
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Object obj; |
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obj.push_back(Pair("version", CLIENT_VERSION)); |
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obj.push_back(Pair("protocolversion", PROTOCOL_VERSION)); |
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#ifdef ENABLE_WALLET |
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if (pwalletMain) { |
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obj.push_back(Pair("walletversion", pwalletMain->GetVersion())); |
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obj.push_back(Pair("balance", ValueFromAmount(pwalletMain->GetBalance()))); |
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} |
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#endif |
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obj.push_back(Pair("blocks", (int)chainActive.Height())); |
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obj.push_back(Pair("timeoffset", GetTimeOffset())); |
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obj.push_back(Pair("connections", (int)vNodes.size())); |
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obj.push_back(Pair("proxy", (proxy.IsValid() ? proxy.ToStringIPPort() : string()))); |
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obj.push_back(Pair("difficulty", (double)GetDifficulty())); |
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obj.push_back(Pair("testnet", Params().TestnetToBeDeprecatedFieldRPC())); |
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#ifdef ENABLE_WALLET |
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if (pwalletMain) { |
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obj.push_back(Pair("keypoololdest", pwalletMain->GetOldestKeyPoolTime())); |
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obj.push_back(Pair("keypoolsize", (int)pwalletMain->GetKeyPoolSize())); |
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} |
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if (pwalletMain && pwalletMain->IsCrypted()) |
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obj.push_back(Pair("unlocked_until", nWalletUnlockTime)); |
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obj.push_back(Pair("paytxfee", ValueFromAmount(payTxFee.GetFeePerK()))); |
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#endif |
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obj.push_back(Pair("relayfee", ValueFromAmount(::minRelayTxFee.GetFeePerK()))); |
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obj.push_back(Pair("errors", GetWarnings("statusbar"))); |
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return obj; |
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} |
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#ifdef ENABLE_WALLET |
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class DescribeAddressVisitor : public boost::static_visitor<Object> |
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{ |
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private: |
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isminetype mine; |
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public: |
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DescribeAddressVisitor(isminetype mineIn) : mine(mineIn) {} |
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Object operator()(const CNoDestination &dest) const { return Object(); } |
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Object operator()(const CKeyID &keyID) const { |
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Object obj; |
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CPubKey vchPubKey; |
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obj.push_back(Pair("isscript", false)); |
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if (mine == ISMINE_SPENDABLE) { |
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pwalletMain->GetPubKey(keyID, vchPubKey); |
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obj.push_back(Pair("pubkey", HexStr(vchPubKey))); |
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obj.push_back(Pair("iscompressed", vchPubKey.IsCompressed())); |
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} |
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return obj; |
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} |
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Object operator()(const CScriptID &scriptID) const { |
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Object obj; |
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obj.push_back(Pair("isscript", true)); |
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if (mine != ISMINE_NO) { |
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CScript subscript; |
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pwalletMain->GetCScript(scriptID, subscript); |
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std::vector<CTxDestination> addresses; |
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txnouttype whichType; |
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int nRequired; |
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ExtractDestinations(subscript, whichType, addresses, nRequired); |
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obj.push_back(Pair("script", GetTxnOutputType(whichType))); |
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obj.push_back(Pair("hex", HexStr(subscript.begin(), subscript.end()))); |
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Array a; |
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BOOST_FOREACH(const CTxDestination& addr, addresses) |
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a.push_back(CBitcoinAddress(addr).ToString()); |
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obj.push_back(Pair("addresses", a)); |
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if (whichType == TX_MULTISIG) |
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obj.push_back(Pair("sigsrequired", nRequired)); |
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} |
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return obj; |
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} |
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}; |
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#endif |
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Value validateaddress(const Array& 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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"validateaddress \"bitcoinaddress\"\n" |
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"\nReturn information about the given bitcoin address.\n" |
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"\nArguments:\n" |
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"1. \"bitcoinaddress\" (string, required) The bitcoin address to validate\n" |
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"\nResult:\n" |
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"{\n" |
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" \"isvalid\" : true|false, (boolean) If the address is valid or not. If not, this is the only property returned.\n" |
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" \"address\" : \"bitcoinaddress\", (string) The bitcoin address validated\n" |
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" \"scriptPubKey\" : \"hex\", (string) The hex encoded scriptPubKey generated by the address\n" |
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" \"ismine\" : true|false, (boolean) If the address is yours or not\n" |
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" \"isscript\" : true|false, (boolean) If the key is a script\n" |
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" \"pubkey\" : \"publickeyhex\", (string) The hex value of the raw public key\n" |
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" \"iscompressed\" : true|false, (boolean) If the address is compressed\n" |
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" \"account\" : \"account\" (string) DEPRECATED. The account associated with the address, \"\" is the default account\n" |
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"}\n" |
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"\nExamples:\n" |
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+ HelpExampleCli("validateaddress", "\"1PSSGeFHDnKNxiEyFrD1wcEaHr9hrQDDWc\"") |
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+ HelpExampleRpc("validateaddress", "\"1PSSGeFHDnKNxiEyFrD1wcEaHr9hrQDDWc\"") |
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); |
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#ifdef ENABLE_WALLET |
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LOCK2(cs_main, pwalletMain ? &pwalletMain->cs_wallet : NULL); |
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#else |
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LOCK(cs_main); |
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#endif |
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CBitcoinAddress address(params[0].get_str()); |
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bool isValid = address.IsValid(); |
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Object ret; |
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ret.push_back(Pair("isvalid", isValid)); |
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if (isValid) |
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{ |
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CTxDestination dest = address.Get(); |
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string currentAddress = address.ToString(); |
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ret.push_back(Pair("address", currentAddress)); |
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CScript scriptPubKey = GetScriptForDestination(dest); |
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ret.push_back(Pair("scriptPubKey", HexStr(scriptPubKey.begin(), scriptPubKey.end()))); |
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#ifdef ENABLE_WALLET |
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isminetype mine = pwalletMain ? IsMine(*pwalletMain, dest) : ISMINE_NO; |
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ret.push_back(Pair("ismine", (mine & ISMINE_SPENDABLE) ? true : false)); |
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if (mine != ISMINE_NO) { |
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ret.push_back(Pair("iswatchonly", (mine & ISMINE_WATCH_ONLY) ? true: false)); |
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Object detail = boost::apply_visitor(DescribeAddressVisitor(mine), dest); |
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ret.insert(ret.end(), detail.begin(), detail.end()); |
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} |
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if (pwalletMain && pwalletMain->mapAddressBook.count(dest)) |
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ret.push_back(Pair("account", pwalletMain->mapAddressBook[dest].name)); |
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#endif |
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} |
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return ret; |
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} |
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/** |
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* Used by addmultisigaddress / createmultisig: |
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*/ |
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CScript _createmultisig_redeemScript(const Array& params) |
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{ |
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int nRequired = params[0].get_int(); |
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const Array& keys = params[1].get_array(); |
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// Gather public keys |
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if (nRequired < 1) |
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throw runtime_error("a multisignature address must require at least one key to redeem"); |
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if ((int)keys.size() < nRequired) |
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throw runtime_error( |
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strprintf("not enough keys supplied " |
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"(got %u keys, but need at least %d to redeem)", keys.size(), nRequired)); |
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if (keys.size() > 16) |
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throw runtime_error("Number of addresses involved in the multisignature address creation > 16\nReduce the number"); |
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std::vector<CPubKey> pubkeys; |
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pubkeys.resize(keys.size()); |
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for (unsigned int i = 0; i < keys.size(); i++) |
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{ |
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const std::string& ks = keys[i].get_str(); |
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#ifdef ENABLE_WALLET |
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// Case 1: Bitcoin address and we have full public key: |
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CBitcoinAddress address(ks); |
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if (pwalletMain && address.IsValid()) |
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{ |
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CKeyID keyID; |
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if (!address.GetKeyID(keyID)) |
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throw runtime_error( |
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strprintf("%s does not refer to a key",ks)); |
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CPubKey vchPubKey; |
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if (!pwalletMain->GetPubKey(keyID, vchPubKey)) |
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throw runtime_error( |
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strprintf("no full public key for address %s",ks)); |
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if (!vchPubKey.IsFullyValid()) |
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throw runtime_error(" Invalid public key: "+ks); |
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pubkeys[i] = vchPubKey; |
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} |
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// Case 2: hex public key |
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else |
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#endif |
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if (IsHex(ks)) |
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{ |
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CPubKey vchPubKey(ParseHex(ks)); |
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if (!vchPubKey.IsFullyValid()) |
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throw runtime_error(" Invalid public key: "+ks); |
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pubkeys[i] = vchPubKey; |
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} |
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else |
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{ |
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throw runtime_error(" Invalid public key: "+ks); |
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} |
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} |
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CScript result = GetScriptForMultisig(nRequired, pubkeys); |
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if (result.size() > MAX_SCRIPT_ELEMENT_SIZE) |
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throw runtime_error( |
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strprintf("redeemScript exceeds size limit: %d > %d", result.size(), MAX_SCRIPT_ELEMENT_SIZE)); |
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return result; |
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} |
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Value createmultisig(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() < 2 || params.size() > 2) |
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{ |
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string msg = "createmultisig nrequired [\"key\",...]\n" |
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"\nCreates a multi-signature address with n signature of m keys required.\n" |
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"It returns a json object with the address and redeemScript.\n" |
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"\nArguments:\n" |
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"1. nrequired (numeric, required) The number of required signatures out of the n keys or addresses.\n" |
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"2. \"keys\" (string, required) A json array of keys which are bitcoin addresses or hex-encoded public keys\n" |
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" [\n" |
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" \"key\" (string) bitcoin address or hex-encoded public key\n" |
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" ,...\n" |
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" ]\n" |
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"\nResult:\n" |
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"{\n" |
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" \"address\":\"multisigaddress\", (string) The value of the new multisig address.\n" |
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" \"redeemScript\":\"script\" (string) The string value of the hex-encoded redemption script.\n" |
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"}\n" |
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"\nExamples:\n" |
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"\nCreate a multisig address from 2 addresses\n" |
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+ HelpExampleCli("createmultisig", "2 \"[\\\"16sSauSf5pF2UkUwvKGq4qjNRzBZYqgEL5\\\",\\\"171sgjn4YtPu27adkKGrdDwzRTxnRkBfKV\\\"]\"") + |
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"\nAs a json rpc call\n" |
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+ HelpExampleRpc("createmultisig", "2, \"[\\\"16sSauSf5pF2UkUwvKGq4qjNRzBZYqgEL5\\\",\\\"171sgjn4YtPu27adkKGrdDwzRTxnRkBfKV\\\"]\"") |
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; |
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throw runtime_error(msg); |
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} |
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// Construct using pay-to-script-hash: |
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CScript inner = _createmultisig_redeemScript(params); |
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CScriptID innerID(inner); |
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CBitcoinAddress address(innerID); |
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Object result; |
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result.push_back(Pair("address", address.ToString())); |
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result.push_back(Pair("redeemScript", HexStr(inner.begin(), inner.end()))); |
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return result; |
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} |
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Value verifymessage(const Array& params, bool fHelp) |
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{ |
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if (fHelp || params.size() != 3) |
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throw runtime_error( |
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"verifymessage \"bitcoinaddress\" \"signature\" \"message\"\n" |
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"\nVerify a signed message\n" |
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"\nArguments:\n" |
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"1. \"bitcoinaddress\" (string, required) The bitcoin address to use for the signature.\n" |
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"2. \"signature\" (string, required) The signature provided by the signer in base 64 encoding (see signmessage).\n" |
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"3. \"message\" (string, required) The message that was signed.\n" |
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"\nResult:\n" |
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"true|false (boolean) If the signature is verified or not.\n" |
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"\nExamples:\n" |
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"\nUnlock the wallet for 30 seconds\n" |
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+ HelpExampleCli("walletpassphrase", "\"mypassphrase\" 30") + |
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"\nCreate the signature\n" |
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+ HelpExampleCli("signmessage", "\"1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XZ\" \"my message\"") + |
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"\nVerify the signature\n" |
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+ HelpExampleCli("verifymessage", "\"1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XZ\" \"signature\" \"my message\"") + |
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"\nAs json rpc\n" |
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+ HelpExampleRpc("verifymessage", "\"1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XZ\", \"signature\", \"my message\"") |
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); |
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LOCK(cs_main); |
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string strAddress = params[0].get_str(); |
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string strSign = params[1].get_str(); |
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string strMessage = params[2].get_str(); |
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CBitcoinAddress addr(strAddress); |
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if (!addr.IsValid()) |
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throw JSONRPCError(RPC_TYPE_ERROR, "Invalid address"); |
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CKeyID keyID; |
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if (!addr.GetKeyID(keyID)) |
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throw JSONRPCError(RPC_TYPE_ERROR, "Address does not refer to key"); |
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bool fInvalid = false; |
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vector<unsigned char> vchSig = DecodeBase64(strSign.c_str(), &fInvalid); |
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if (fInvalid) |
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throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Malformed base64 encoding"); |
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CHashWriter ss(SER_GETHASH, 0); |
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ss << strMessageMagic; |
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ss << strMessage; |
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CPubKey pubkey; |
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if (!pubkey.RecoverCompact(ss.GetHash(), vchSig)) |
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return false; |
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return (pubkey.GetID() == keyID); |
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} |
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Value setmocktime(const Array& 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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"setmocktime timestamp\n" |
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"\nSet the local time to given timestamp (-regtest only)\n" |
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"\nArguments:\n" |
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"1. timestamp (integer, required) Unix seconds-since-epoch timestamp\n" |
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" Pass 0 to go back to using the system time." |
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); |
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if (!Params().MineBlocksOnDemand()) |
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throw runtime_error("setmocktime for regression testing (-regtest mode) only"); |
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LOCK(cs_main); |
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RPCTypeCheck(params, boost::assign::list_of(int_type)); |
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SetMockTime(params[0].get_int64()); |
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return Value::null; |
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}
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