You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
259 lines
9.4 KiB
259 lines
9.4 KiB
// Copyright (c) 2009-2010 Satoshi Nakamoto |
|
// Copyright (c) 2009-2013 The Bitcoin Core developers |
|
// Distributed under the MIT software license, see the accompanying |
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
|
|
|
#include "chainparamsbase.h" |
|
#include "clientversion.h" |
|
#include "rpcclient.h" |
|
#include "rpcprotocol.h" |
|
#include "util.h" |
|
#include "utilstrencodings.h" |
|
|
|
#include <boost/filesystem/operations.hpp> |
|
|
|
#define _(x) std::string(x) /* Keep the _() around in case gettext or such will be used later to translate non-UI */ |
|
|
|
using namespace std; |
|
using namespace json_spirit; |
|
|
|
std::string HelpMessageCli() |
|
{ |
|
string strUsage; |
|
strUsage += HelpMessageGroup(_("Options:")); |
|
strUsage += HelpMessageOpt("-?", _("This help message")); |
|
strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), "bitcoin.conf")); |
|
strUsage += HelpMessageOpt("-datadir=<dir>", _("Specify data directory")); |
|
strUsage += HelpMessageOpt("-testnet", _("Use the test network")); |
|
strUsage += HelpMessageOpt("-regtest", _("Enter regression test mode, which uses a special chain in which blocks can be " |
|
"solved instantly. This is intended for regression testing tools and app development.")); |
|
strUsage += HelpMessageOpt("-rpcconnect=<ip>", strprintf(_("Send commands to node running on <ip> (default: %s)"), "127.0.0.1")); |
|
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Connect to JSON-RPC on <port> (default: %u or testnet: %u)"), 8332, 18332)); |
|
strUsage += HelpMessageOpt("-rpcwait", _("Wait for RPC server to start")); |
|
strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections")); |
|
strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections")); |
|
|
|
strUsage += HelpMessageGroup(_("SSL options: (see the Bitcoin Wiki for SSL setup instructions)")); |
|
strUsage += HelpMessageOpt("-rpcssl", _("Use OpenSSL (https) for JSON-RPC connections")); |
|
|
|
return strUsage; |
|
} |
|
|
|
////////////////////////////////////////////////////////////////////////////// |
|
// |
|
// Start |
|
// |
|
|
|
// |
|
// Exception thrown on connection error. This error is used to determine |
|
// when to wait if -rpcwait is given. |
|
// |
|
class CConnectionFailed : public std::runtime_error |
|
{ |
|
public: |
|
|
|
explicit inline CConnectionFailed(const std::string& msg) : |
|
std::runtime_error(msg) |
|
{} |
|
|
|
}; |
|
|
|
static bool AppInitRPC(int argc, char* argv[]) |
|
{ |
|
// |
|
// Parameters |
|
// |
|
ParseParameters(argc, argv); |
|
if (argc<2 || mapArgs.count("-?") || mapArgs.count("-help") || mapArgs.count("-version")) { |
|
std::string strUsage = _("Bitcoin Core RPC client version") + " " + FormatFullVersion() + "\n"; |
|
if (!mapArgs.count("-version")) { |
|
strUsage += "\n" + _("Usage:") + "\n" + |
|
" bitcoin-cli [options] <command> [params] " + _("Send command to Bitcoin Core") + "\n" + |
|
" bitcoin-cli [options] help " + _("List commands") + "\n" + |
|
" bitcoin-cli [options] help <command> " + _("Get help for a command") + "\n"; |
|
|
|
strUsage += "\n" + HelpMessageCli(); |
|
} |
|
|
|
fprintf(stdout, "%s", strUsage.c_str()); |
|
return false; |
|
} |
|
if (!boost::filesystem::is_directory(GetDataDir(false))) { |
|
fprintf(stderr, "Error: Specified data directory \"%s\" does not exist.\n", mapArgs["-datadir"].c_str()); |
|
return false; |
|
} |
|
try { |
|
ReadConfigFile(mapArgs, mapMultiArgs); |
|
} catch (const std::exception& e) { |
|
fprintf(stderr,"Error reading configuration file: %s\n", e.what()); |
|
return false; |
|
} |
|
// Check for -testnet or -regtest parameter (BaseParams() calls are only valid after this clause) |
|
if (!SelectBaseParamsFromCommandLine()) { |
|
fprintf(stderr, "Error: Invalid combination of -regtest and -testnet.\n"); |
|
return false; |
|
} |
|
return true; |
|
} |
|
|
|
Object CallRPC(const string& strMethod, const Array& params) |
|
{ |
|
if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "") |
|
throw runtime_error(strprintf( |
|
_("You must set rpcpassword=<password> in the configuration file:\n%s\n" |
|
"If the file does not exist, create it with owner-readable-only file permissions."), |
|
GetConfigFile().string().c_str())); |
|
|
|
// Connect to localhost |
|
bool fUseSSL = GetBoolArg("-rpcssl", false); |
|
boost::asio::io_service io_service; |
|
boost::asio::ssl::context context(io_service, boost::asio::ssl::context::sslv23); |
|
context.set_options(boost::asio::ssl::context::no_sslv2 | boost::asio::ssl::context::no_sslv3); |
|
boost::asio::ssl::stream<boost::asio::ip::tcp::socket> sslStream(io_service, context); |
|
SSLIOStreamDevice<boost::asio::ip::tcp> d(sslStream, fUseSSL); |
|
boost::iostreams::stream< SSLIOStreamDevice<boost::asio::ip::tcp> > stream(d); |
|
|
|
const bool fConnected = d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", itostr(BaseParams().RPCPort()))); |
|
if (!fConnected) |
|
throw CConnectionFailed("couldn't connect to server"); |
|
|
|
// HTTP basic authentication |
|
string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]); |
|
map<string, string> mapRequestHeaders; |
|
mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64; |
|
|
|
// Send request |
|
string strRequest = JSONRPCRequest(strMethod, params, 1); |
|
string strPost = HTTPPost(strRequest, mapRequestHeaders); |
|
stream << strPost << std::flush; |
|
|
|
// Receive HTTP reply status |
|
int nProto = 0; |
|
int nStatus = ReadHTTPStatus(stream, nProto); |
|
|
|
// Receive HTTP reply message headers and body |
|
map<string, string> mapHeaders; |
|
string strReply; |
|
ReadHTTPMessage(stream, mapHeaders, strReply, nProto, std::numeric_limits<size_t>::max()); |
|
|
|
if (nStatus == HTTP_UNAUTHORIZED) |
|
throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)"); |
|
else if (nStatus >= 400 && nStatus != HTTP_BAD_REQUEST && nStatus != HTTP_NOT_FOUND && nStatus != HTTP_INTERNAL_SERVER_ERROR) |
|
throw runtime_error(strprintf("server returned HTTP error %d", nStatus)); |
|
else if (strReply.empty()) |
|
throw runtime_error("no response from server"); |
|
|
|
// Parse reply |
|
Value valReply; |
|
if (!read_string(strReply, valReply)) |
|
throw runtime_error("couldn't parse reply from server"); |
|
const Object& reply = valReply.get_obj(); |
|
if (reply.empty()) |
|
throw runtime_error("expected reply to have result, error and id properties"); |
|
|
|
return reply; |
|
} |
|
|
|
int CommandLineRPC(int argc, char *argv[]) |
|
{ |
|
string strPrint; |
|
int nRet = 0; |
|
try { |
|
// Skip switches |
|
while (argc > 1 && IsSwitchChar(argv[1][0])) { |
|
argc--; |
|
argv++; |
|
} |
|
|
|
// Method |
|
if (argc < 2) |
|
throw runtime_error("too few parameters"); |
|
string strMethod = argv[1]; |
|
|
|
// Parameters default to strings |
|
std::vector<std::string> strParams(&argv[2], &argv[argc]); |
|
Array params = RPCConvertValues(strMethod, strParams); |
|
|
|
// Execute and handle connection failures with -rpcwait |
|
const bool fWait = GetBoolArg("-rpcwait", false); |
|
do { |
|
try { |
|
const Object reply = CallRPC(strMethod, params); |
|
|
|
// Parse reply |
|
const Value& result = find_value(reply, "result"); |
|
const Value& error = find_value(reply, "error"); |
|
|
|
if (error.type() != null_type) { |
|
// Error |
|
const int code = find_value(error.get_obj(), "code").get_int(); |
|
if (fWait && code == RPC_IN_WARMUP) |
|
throw CConnectionFailed("server in warmup"); |
|
strPrint = "error: " + write_string(error, false); |
|
nRet = abs(code); |
|
} else { |
|
// Result |
|
if (result.type() == null_type) |
|
strPrint = ""; |
|
else if (result.type() == str_type) |
|
strPrint = result.get_str(); |
|
else |
|
strPrint = write_string(result, true); |
|
} |
|
|
|
// Connection succeeded, no need to retry. |
|
break; |
|
} |
|
catch (const CConnectionFailed&) { |
|
if (fWait) |
|
MilliSleep(1000); |
|
else |
|
throw; |
|
} |
|
} while (fWait); |
|
} |
|
catch (const boost::thread_interrupted&) { |
|
throw; |
|
} |
|
catch (const std::exception& e) { |
|
strPrint = string("error: ") + e.what(); |
|
nRet = EXIT_FAILURE; |
|
} |
|
catch (...) { |
|
PrintExceptionContinue(NULL, "CommandLineRPC()"); |
|
throw; |
|
} |
|
|
|
if (strPrint != "") { |
|
fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str()); |
|
} |
|
return nRet; |
|
} |
|
|
|
int main(int argc, char* argv[]) |
|
{ |
|
SetupEnvironment(); |
|
|
|
try { |
|
if(!AppInitRPC(argc, argv)) |
|
return EXIT_FAILURE; |
|
} |
|
catch (const std::exception& e) { |
|
PrintExceptionContinue(&e, "AppInitRPC()"); |
|
return EXIT_FAILURE; |
|
} catch (...) { |
|
PrintExceptionContinue(NULL, "AppInitRPC()"); |
|
return EXIT_FAILURE; |
|
} |
|
|
|
int ret = EXIT_FAILURE; |
|
try { |
|
ret = CommandLineRPC(argc, argv); |
|
} |
|
catch (const std::exception& e) { |
|
PrintExceptionContinue(&e, "CommandLineRPC()"); |
|
} catch (...) { |
|
PrintExceptionContinue(NULL, "CommandLineRPC()"); |
|
} |
|
return ret; |
|
}
|
|
|