1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2012 The Bitcoin developers
3 // Distributed under the MIT/X11 software license, see the accompanying
4 // file license.txt or http://www.opensource.org/licenses/mit-license.php.
7 #include "bitcoinrpc.h"
11 #include <boost/filesystem.hpp>
12 #include <boost/filesystem/fstream.hpp>
13 #include <boost/filesystem/convenience.hpp>
14 #include <boost/interprocess/sync/file_lock.hpp>
17 #define strncasecmp strnicmp
21 using namespace boost;
25 //////////////////////////////////////////////////////////////////////////////
30 void ExitTimeout(void* parg)
38 void Shutdown(void* parg)
40 static CCriticalSection cs_Shutdown;
42 bool fFirstThread = false;
43 TRY_CRITICAL_BLOCK(cs_Shutdown)
45 fFirstThread = !fTaken;
52 nTransactionsUpdated++;
56 boost::filesystem::remove(GetPidFile());
57 UnregisterWallet(pwalletMain);
59 CreateThread(ExitTimeout, NULL);
61 printf("Bitcoin exiting\n\n");
74 void HandleSIGTERM(int)
76 fRequestShutdown = true;
84 //////////////////////////////////////////////////////////////////////////////
89 int main(int argc, char* argv[])
92 fRet = AppInit(argc, argv);
101 bool AppInit(int argc, char* argv[])
106 fRet = AppInit2(argc, argv);
108 catch (std::exception& e) {
109 PrintException(&e, "AppInit()");
111 PrintException(NULL, "AppInit()");
118 bool AppInit2(int argc, char* argv[])
121 // Turn off microsoft heap dump noise
122 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
123 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
126 // Disable confusing "helpful" text message on abort, ctrl-c
127 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
133 // Clean shutdown on SIGTERM
135 sa.sa_handler = HandleSIGTERM;
136 sigemptyset(&sa.sa_mask);
138 sigaction(SIGTERM, &sa, NULL);
139 sigaction(SIGINT, &sa, NULL);
140 sigaction(SIGHUP, &sa, NULL);
146 // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
148 ParseParameters(argc, argv);
149 if (!ReadConfigFile(mapArgs, mapMultiArgs))
151 fprintf(stderr, "Error: Specified directory does not exist\n");
156 if (mapArgs.count("-?") || mapArgs.count("--help"))
158 string strUsage = string() +
159 _("Bitcoin version") + " " + FormatFullVersion() + "\n\n" +
160 _("Usage:") + "\t\t\t\t\t\t\t\t\t\t\n" +
161 " bitcoind [options] \t " + "\n" +
162 " bitcoind [options] <command> [params]\t " + _("Send command to -server or bitcoind") + "\n" +
163 " bitcoind [options] help \t\t " + _("List commands") + "\n" +
164 " bitcoind [options] help <command> \t\t " + _("Get help for a command") + "\n" +
165 _("Options:") + "\n" +
166 " -conf=<file> \t\t " + _("Specify configuration file (default: bitcoin.conf)") + "\n" +
167 " -pid=<file> \t\t " + _("Specify pid file (default: bitcoind.pid)") + "\n" +
168 " -gen \t\t " + _("Generate coins") + "\n" +
169 " -gen=0 \t\t " + _("Don't generate coins") + "\n" +
170 " -min \t\t " + _("Start minimized") + "\n" +
171 " -splash \t\t " + _("Show splash screen on startup (default: 1)") + "\n" +
172 " -datadir=<dir> \t\t " + _("Specify data directory") + "\n" +
173 " -dbcache=<n> \t\t " + _("Set database cache size in megabytes (default: 25)") + "\n" +
174 " -dblogsize=<n> \t\t " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
175 " -timeout=<n> \t " + _("Specify connection timeout (in milliseconds)") + "\n" +
176 " -proxy=<ip:port> \t " + _("Connect through socks4 proxy") + "\n" +
177 " -dns \t " + _("Allow DNS lookups for addnode and connect") + "\n" +
178 " -port=<port> \t\t " + _("Listen for connections on <port> (default: 8333 or testnet: 18333)") + "\n" +
179 " -maxconnections=<n>\t " + _("Maintain at most <n> connections to peers (default: 125)") + "\n" +
180 " -addnode=<ip> \t " + _("Add a node to connect to and attempt to keep the connection open") + "\n" +
181 " -connect=<ip> \t\t " + _("Connect only to the specified node") + "\n" +
182 " -irc \t " + _("Find peers using internet relay chat (default: 0)") + "\n" +
183 " -listen \t " + _("Accept connections from outside (default: 1)") + "\n" +
185 " -lang=<lang> \t\t " + _("Set language, for example \"de_DE\" (default: system locale)") + "\n" +
187 " -dnsseed \t " + _("Find peers using DNS lookup (default: 1)") + "\n" +
188 " -banscore=<n> \t " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" +
189 " -bantime=<n> \t " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" +
190 " -maxreceivebuffer=<n>\t " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 10000)") + "\n" +
191 " -maxsendbuffer=<n>\t " + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 10000)") + "\n" +
194 " -upnp \t " + _("Use Universal Plug and Play to map the listening port (default: 1)") + "\n" +
196 " -upnp \t " + _("Use Universal Plug and Play to map the listening port (default: 0)") + "\n" +
199 " -paytxfee=<amt> \t " + _("Fee per KB to add to transactions you send") + "\n" +
201 " -server \t\t " + _("Accept command line and JSON-RPC commands") + "\n" +
203 #if !defined(WIN32) && !defined(QT_GUI)
204 " -daemon \t\t " + _("Run in the background as a daemon and accept commands") + "\n" +
206 " -testnet \t\t " + _("Use the test network") + "\n" +
207 " -debug \t\t " + _("Output extra debugging information") + "\n" +
208 " -logtimestamps \t " + _("Prepend debug output with timestamp") + "\n" +
209 " -printtoconsole \t " + _("Send trace/debug info to console instead of debug.log file") + "\n" +
211 " -printtodebugger \t " + _("Send trace/debug info to debugger") + "\n" +
213 " -rpcuser=<user> \t " + _("Username for JSON-RPC connections") + "\n" +
214 " -rpcpassword=<pw>\t " + _("Password for JSON-RPC connections") + "\n" +
215 " -rpcport=<port> \t\t " + _("Listen for JSON-RPC connections on <port> (default: 8332)") + "\n" +
216 " -rpcallowip=<ip> \t\t " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
217 " -rpcconnect=<ip> \t " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
218 " -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
219 " -upgradewallet \t " + _("Upgrade wallet to latest format") + "\n" +
220 " -keypool=<n> \t " + _("Set key pool size to <n> (default: 100)") + "\n" +
221 " -rescan \t " + _("Rescan the block chain for missing wallet transactions") + "\n" +
222 " -checkblocks=<n> \t\t " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
223 " -checklevel=<n> \t\t " + _("How thorough the block verification is (0-6, default: 1)") + "\n";
225 strUsage += string() +
226 _("\nSSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" +
227 " -rpcssl \t " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" +
228 " -rpcsslcertificatechainfile=<file.cert>\t " + _("Server certificate file (default: server.cert)") + "\n" +
229 " -rpcsslprivatekeyfile=<file.pem> \t " + _("Server private key (default: server.pem)") + "\n" +
230 " -rpcsslciphers=<ciphers> \t " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
232 strUsage += string() +
233 " -? \t\t " + _("This help message") + "\n";
236 strUsage.erase(std::remove(strUsage.begin(), strUsage.end(), '\t'), strUsage.end());
237 #if defined(QT_GUI) && defined(WIN32)
238 // On windows, show a message box, as there is no stderr
239 ThreadSafeMessageBox(strUsage, _("Usage"), wxOK | wxMODAL);
241 fprintf(stderr, "%s", strUsage.c_str());
246 fTestNet = GetBoolArg("-testnet");
249 SoftSetBoolArg("-irc", true);
252 fDebug = GetBoolArg("-debug");
254 #if !defined(WIN32) && !defined(QT_GUI)
255 fDaemon = GetBoolArg("-daemon");
263 fServer = GetBoolArg("-server");
265 /* force fServer when running without GUI */
269 fPrintToConsole = GetBoolArg("-printtoconsole");
270 fPrintToDebugger = GetBoolArg("-printtodebugger");
271 fLogTimestamps = GetBoolArg("-logtimestamps");
274 for (int i = 1; i < argc; i++)
275 if (!IsSwitchChar(argv[i][0]) && !(strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0))
280 int ret = CommandLineRPC(argc, argv);
285 #if !defined(WIN32) && !defined(QT_GUI)
292 fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
297 CreatePidFile(GetPidFile(), pid);
301 pid_t sid = setsid();
303 fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
307 if (!fDebug && !pszSetDataDir[0])
309 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
310 printf("Bitcoin version %s\n", FormatFullVersion().c_str());
311 printf("Default data directory %s\n", GetDefaultDataDir().c_str());
313 if (GetBoolArg("-loadblockindextest"))
316 txdb.LoadBlockIndex();
321 // Make sure only a single bitcoin process is using the data directory.
322 string strLockFile = GetDataDir() + "/.lock";
323 FILE* file = fopen(strLockFile.c_str(), "a"); // empty lock file; created if it doesn't exist.
324 if (file) fclose(file);
325 static boost::interprocess::file_lock lock(strLockFile.c_str());
326 if (!lock.try_lock())
328 ThreadSafeMessageBox(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin is probably already running."), GetDataDir().c_str()), _("Bitcoin"), wxOK|wxMODAL);
332 std::ostringstream strErrors;
337 fprintf(stdout, "bitcoin server starting\n");
340 InitMessage(_("Loading addresses..."));
341 printf("Loading addresses...\n");
342 nStart = GetTimeMillis();
343 if (!LoadAddresses())
344 strErrors << _("Error loading addr.dat") << "\n";
345 printf(" addresses %15"PRI64d"ms\n", GetTimeMillis() - nStart);
347 InitMessage(_("Loading block index..."));
348 printf("Loading block index...\n");
349 nStart = GetTimeMillis();
350 if (!LoadBlockIndex())
351 strErrors << _("Error loading blkindex.dat") << "\n";
352 printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
354 InitMessage(_("Loading wallet..."));
355 printf("Loading wallet...\n");
356 nStart = GetTimeMillis();
358 pwalletMain = new CWallet("wallet.dat");
359 int nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
360 if (nLoadWalletRet != DB_LOAD_OK)
362 if (nLoadWalletRet == DB_CORRUPT)
363 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
364 else if (nLoadWalletRet == DB_TOO_NEW)
365 strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin") << "\n";
366 else if (nLoadWalletRet == DB_NEED_REWRITE)
368 strErrors << _("Wallet needed to be rewritten: restart Bitcoin to complete") << "\n";
369 printf("%s", strErrors.str().c_str());
370 ThreadSafeMessageBox(strErrors.str(), _("Bitcoin"), wxOK | wxICON_ERROR | wxMODAL);
374 strErrors << _("Error loading wallet.dat") << "\n";
377 if (GetBoolArg("-upgradewallet", fFirstRun))
379 int nMaxVersion = GetArg("-upgradewallet", 0);
380 if (nMaxVersion == 0) // the -walletupgrade without argument case
382 printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
383 nMaxVersion = CLIENT_VERSION;
384 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
387 printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
388 if (nMaxVersion < pwalletMain->GetVersion())
389 strErrors << _("Cannot downgrade wallet") << "\n";
390 pwalletMain->SetMaxVersion(nMaxVersion);
395 // Create new keyUser and set as default key
396 RandAddSeedPerfmon();
398 std::vector<unsigned char> newDefaultKey;
399 if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
400 strErrors << _("Cannot initialize keypool") << "\n";
401 pwalletMain->SetDefaultKey(newDefaultKey);
402 if (!pwalletMain->SetAddressBookName(CBitcoinAddress(pwalletMain->vchDefaultKey), ""))
403 strErrors << _("Cannot write default address") << "\n";
406 printf("%s", strErrors.str().c_str());
407 printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart);
409 RegisterWallet(pwalletMain);
411 CBlockIndex *pindexRescan = pindexBest;
412 if (GetBoolArg("-rescan"))
413 pindexRescan = pindexGenesisBlock;
416 CWalletDB walletdb("wallet.dat");
417 CBlockLocator locator;
418 if (walletdb.ReadBestBlock(locator))
419 pindexRescan = locator.GetBlockIndex();
421 if (pindexBest != pindexRescan)
423 InitMessage(_("Rescanning..."));
424 printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
425 nStart = GetTimeMillis();
426 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
427 printf(" rescan %15"PRI64d"ms\n", GetTimeMillis() - nStart);
430 InitMessage(_("Done loading"));
431 printf("Done loading\n");
434 printf("mapBlockIndex.size() = %d\n", mapBlockIndex.size());
435 printf("nBestHeight = %d\n", nBestHeight);
436 printf("setKeyPool.size() = %d\n", pwalletMain->setKeyPool.size());
437 printf("mapWallet.size() = %d\n", pwalletMain->mapWallet.size());
438 printf("mapAddressBook.size() = %d\n", pwalletMain->mapAddressBook.size());
440 if (!strErrors.str().empty())
442 ThreadSafeMessageBox(strErrors.str(), _("Bitcoin"), wxOK | wxICON_ERROR | wxMODAL);
446 // Add wallet transactions that aren't already in a block to mapTransactions
447 pwalletMain->ReacceptWalletTransactions();
449 // Note: Bitcoin-QT stores several settings in the wallet, so we want
450 // to load the wallet BEFORE parsing command-line arguments, so
451 // the command-line/bitcoin.conf settings override GUI setting.
456 if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
462 if (mapArgs.count("-timeout"))
464 int nNewTimeout = GetArg("-timeout", 5000);
465 if (nNewTimeout > 0 && nNewTimeout < 600000)
466 nConnectTimeout = nNewTimeout;
469 if (mapArgs.count("-printblock"))
471 string strMatch = mapArgs["-printblock"];
473 for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
475 uint256 hash = (*mi).first;
476 if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
478 CBlockIndex* pindex = (*mi).second;
480 block.ReadFromDisk(pindex);
481 block.BuildMerkleTree();
488 printf("No blocks matching %s were found\n", strMatch.c_str());
492 if (mapArgs.count("-proxy"))
495 addrProxy = CService(mapArgs["-proxy"], 9050);
496 if (!addrProxy.IsValid())
498 ThreadSafeMessageBox(_("Invalid -proxy address"), _("Bitcoin"), wxOK | wxMODAL);
503 bool fTor = (fUseProxy && addrProxy.GetPort() == 9050);
506 // Use SoftSetBoolArg here so user can override any of these if they wish.
507 // Note: the GetBoolArg() calls for all of these must happen later.
508 SoftSetBoolArg("-listen", false);
509 SoftSetBoolArg("-irc", false);
510 SoftSetBoolArg("-dnsseed", false);
511 SoftSetBoolArg("-upnp", false);
512 SoftSetBoolArg("-dns", false);
515 fAllowDNS = GetBoolArg("-dns");
516 fNoListen = !GetBoolArg("-listen", true);
518 // Continue to put "/P2SH/" in the coinbase to monitor
520 // This can be removed eventually...
521 const char* pszP2SH = "/P2SH/";
522 COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
526 std::string strError;
527 if (!BindListenPort(strError))
529 ThreadSafeMessageBox(strError, _("Bitcoin"), wxOK | wxMODAL);
534 if (mapArgs.count("-addnode"))
536 BOOST_FOREACH(string strAddr, mapMultiArgs["-addnode"])
538 CAddress addr(CService(strAddr, GetDefaultPort(), fAllowDNS));
539 addr.nTime = 0; // so it won't relay unless successfully connected
541 addrman.Add(addr, CNetAddr("127.0.0.1"));
545 if (mapArgs.count("-paytxfee"))
547 if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
549 ThreadSafeMessageBox(_("Invalid amount for -paytxfee=<amount>"), _("Bitcoin"), wxOK | wxMODAL);
552 if (nTransactionFee > 0.25 * COIN)
553 ThreadSafeMessageBox(_("Warning: -paytxfee is set very high. This is the transaction fee you will pay if you send a transaction."), _("Bitcoin"), wxOK | wxICON_EXCLAMATION | wxMODAL);
559 if (!CheckDiskSpace())
562 RandAddSeedPerfmon();
564 if (!CreateThread(StartNode, NULL))
565 ThreadSafeMessageBox(_("Error: CreateThread(StartNode) failed"), _("Bitcoin"), wxOK | wxMODAL);
568 CreateThread(ThreadRPCServer, NULL);
571 if(GetStartOnSystemStartup())
572 SetStartOnSystemStartup(true); // Remove startup links to bitcoin-wx
584 string StartupShortcutPath()
586 return MyGetSpecialFolderPath(CSIDL_STARTUP, true) + "\\Bitcoin.lnk";
589 bool GetStartOnSystemStartup()
591 return filesystem::exists(StartupShortcutPath().c_str());
594 bool SetStartOnSystemStartup(bool fAutoStart)
596 // If the shortcut exists already, remove it for updating
597 remove(StartupShortcutPath().c_str());
603 // Get a pointer to the IShellLink interface.
604 IShellLink* psl = NULL;
605 HRESULT hres = CoCreateInstance(CLSID_ShellLink, NULL,
606 CLSCTX_INPROC_SERVER, IID_IShellLink,
607 reinterpret_cast<void**>(&psl));
611 // Get the current executable path
612 TCHAR pszExePath[MAX_PATH];
613 GetModuleFileName(NULL, pszExePath, sizeof(pszExePath));
615 TCHAR pszArgs[5] = TEXT("-min");
617 // Set the path to the shortcut target
618 psl->SetPath(pszExePath);
619 PathRemoveFileSpec(pszExePath);
620 psl->SetWorkingDirectory(pszExePath);
621 psl->SetShowCmd(SW_SHOWMINNOACTIVE);
622 psl->SetArguments(pszArgs);
624 // Query IShellLink for the IPersistFile interface for
625 // saving the shortcut in persistent storage.
626 IPersistFile* ppf = NULL;
627 hres = psl->QueryInterface(IID_IPersistFile,
628 reinterpret_cast<void**>(&ppf));
631 WCHAR pwsz[MAX_PATH];
632 // Ensure that the string is ANSI.
633 MultiByteToWideChar(CP_ACP, 0, StartupShortcutPath().c_str(), -1, pwsz, MAX_PATH);
634 // Save the link by calling IPersistFile::Save.
635 hres = ppf->Save(pwsz, TRUE);
651 // Follow the Desktop Application Autostart Spec:
652 // http://standards.freedesktop.org/autostart-spec/autostart-spec-latest.html
654 boost::filesystem::path GetAutostartDir()
656 namespace fs = boost::filesystem;
658 char* pszConfigHome = getenv("XDG_CONFIG_HOME");
659 if (pszConfigHome) return fs::path(pszConfigHome) / fs::path("autostart");
660 char* pszHome = getenv("HOME");
661 if (pszHome) return fs::path(pszHome) / fs::path(".config/autostart");
665 boost::filesystem::path GetAutostartFilePath()
667 return GetAutostartDir() / boost::filesystem::path("bitcoin.desktop");
670 bool GetStartOnSystemStartup()
672 boost::filesystem::ifstream optionFile(GetAutostartFilePath());
673 if (!optionFile.good())
675 // Scan through file for "Hidden=true":
677 while (!optionFile.eof())
679 getline(optionFile, line);
680 if (line.find("Hidden") != string::npos &&
681 line.find("true") != string::npos)
689 bool SetStartOnSystemStartup(bool fAutoStart)
693 #if defined(BOOST_FILESYSTEM_VERSION) && BOOST_FILESYSTEM_VERSION >= 3
694 unlink(GetAutostartFilePath().string().c_str());
696 unlink(GetAutostartFilePath().native_file_string().c_str());
701 char pszExePath[MAX_PATH+1];
702 memset(pszExePath, 0, sizeof(pszExePath));
703 if (readlink("/proc/self/exe", pszExePath, sizeof(pszExePath)-1) == -1)
706 boost::filesystem::create_directories(GetAutostartDir());
708 boost::filesystem::ofstream optionFile(GetAutostartFilePath(), ios_base::out|ios_base::trunc);
709 if (!optionFile.good())
711 // Write a bitcoin.desktop file to the autostart directory:
712 optionFile << "[Desktop Entry]\n";
713 optionFile << "Type=Application\n";
714 optionFile << "Name=Bitcoin\n";
715 optionFile << "Exec=" << pszExePath << " -min\n";
716 optionFile << "Terminal=false\n";
717 optionFile << "Hidden=false\n";
724 // TODO: OSX startup stuff; see:
725 // http://developer.apple.com/mac/library/documentation/MacOSX/Conceptual/BPSystemStartup/Articles/CustomLogin.html
727 bool GetStartOnSystemStartup() { return false; }
728 bool SetStartOnSystemStartup(bool fAutoStart) { return false; }