// Copyright (c) 2009-2010 Satoshi Nakamoto // Copyright (c) 2009-2012 The Bitcoin developers // Distributed under the MIT/X11 software license, see the accompanying // file license.txt or http://www.opensource.org/licenses/mit-license.php. #include "headers.h" #include "db.h" #include "bitcoinrpc.h" #include "net.h" #include "init.h" #include "strlcpy.h" #include #include #include #include #ifdef WIN32 #define strncasecmp strnicmp #endif using namespace std; using namespace boost; CWallet* pwalletMain; ////////////////////////////////////////////////////////////////////////////// // // Shutdown // void ExitTimeout(void* parg) { #ifdef WIN32 Sleep(5000); ExitProcess(0); #endif } void Shutdown(void* parg) { static CCriticalSection cs_Shutdown; static bool fTaken; bool fFirstThread = false; { TRY_LOCK(cs_Shutdown, lockShutdown); if (lockShutdown) { fFirstThread = !fTaken; fTaken = true; } } static bool fExit; if (fFirstThread) { fShutdown = true; nTransactionsUpdated++; DBFlush(false); StopNode(); DBFlush(true); boost::filesystem::remove(GetPidFile()); UnregisterWallet(pwalletMain); delete pwalletMain; CreateThread(ExitTimeout, NULL); Sleep(50); printf("Bitcoin exiting\n\n"); fExit = true; exit(0); } else { while (!fExit) Sleep(500); Sleep(100); ExitThread(0); } } void HandleSIGTERM(int) { fRequestShutdown = true; } ////////////////////////////////////////////////////////////////////////////// // // Start // #if !defined(QT_GUI) int main(int argc, char* argv[]) { bool fRet = false; fRet = AppInit(argc, argv); if (fRet && fDaemon) return 0; return 1; } #endif bool AppInit(int argc, char* argv[]) { bool fRet = false; try { fRet = AppInit2(argc, argv); } catch (std::exception& e) { PrintException(&e, "AppInit()"); } catch (...) { PrintException(NULL, "AppInit()"); } if (!fRet) Shutdown(NULL); return fRet; } bool AppInit2(int argc, char* argv[]) { #ifdef _MSC_VER // Turn off microsoft heap dump noise _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE); _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0)); #endif #if _MSC_VER >= 1400 // Disable confusing "helpful" text message on abort, ctrl-c _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT); #endif #ifndef WIN32 umask(077); #endif #ifndef WIN32 // Clean shutdown on SIGTERM struct sigaction sa; sa.sa_handler = HandleSIGTERM; sigemptyset(&sa.sa_mask); sa.sa_flags = 0; sigaction(SIGTERM, &sa, NULL); sigaction(SIGINT, &sa, NULL); sigaction(SIGHUP, &sa, NULL); #endif // // Parameters // // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main() #if !defined(QT_GUI) ParseParameters(argc, argv); if (!ReadConfigFile(mapArgs, mapMultiArgs)) { fprintf(stderr, "Error: Specified directory does not exist\n"); Shutdown(NULL); } #endif if (mapArgs.count("-?") || mapArgs.count("--help")) { string strUsage = string() + _("Bitcoin version") + " " + FormatFullVersion() + "\n\n" + _("Usage:") + "\t\t\t\t\t\t\t\t\t\t\n" + " bitcoind [options] \t " + "\n" + " bitcoind [options] [params]\t " + _("Send command to -server or bitcoind") + "\n" + " bitcoind [options] help \t\t " + _("List commands") + "\n" + " bitcoind [options] help \t\t " + _("Get help for a command") + "\n" + _("Options:") + "\n" + " -conf= \t\t " + _("Specify configuration file (default: bitcoin.conf)") + "\n" + " -pid= \t\t " + _("Specify pid file (default: bitcoind.pid)") + "\n" + " -gen \t\t " + _("Generate coins") + "\n" + " -gen=0 \t\t " + _("Don't generate coins") + "\n" + " -min \t\t " + _("Start minimized") + "\n" + " -splash \t\t " + _("Show splash screen on startup (default: 1)") + "\n" + " -datadir= \t\t " + _("Specify data directory") + "\n" + " -dbcache= \t\t " + _("Set database cache size in megabytes (default: 25)") + "\n" + " -dblogsize= \t\t " + _("Set database disk log size in megabytes (default: 100)") + "\n" + " -timeout= \t " + _("Specify connection timeout (in milliseconds)") + "\n" + " -proxy= \t " + _("Connect through socks4 proxy") + "\n" + " -dns \t " + _("Allow DNS lookups for addnode and connect") + "\n" + " -port= \t\t " + _("Listen for connections on (default: 8333 or testnet: 18333)") + "\n" + " -maxconnections=\t " + _("Maintain at most connections to peers (default: 125)") + "\n" + " -addnode= \t " + _("Add a node to connect to and attempt to keep the connection open") + "\n" + " -connect= \t\t " + _("Connect only to the specified node") + "\n" + " -irc \t " + _("Find peers using internet relay chat (default: 0)") + "\n" + " -listen \t " + _("Accept connections from outside (default: 1)") + "\n" + #ifdef QT_GUI " -lang= \t\t " + _("Set language, for example \"de_DE\" (default: system locale)") + "\n" + #endif " -dnsseed \t " + _("Find peers using DNS lookup (default: 1)") + "\n" + " -banscore= \t " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" + " -bantime= \t " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" + " -maxreceivebuffer=\t " + _("Maximum per-connection receive buffer, *1000 bytes (default: 10000)") + "\n" + " -maxsendbuffer=\t " + _("Maximum per-connection send buffer, *1000 bytes (default: 10000)") + "\n" + #ifdef USE_UPNP #if USE_UPNP " -upnp \t " + _("Use Universal Plug and Play to map the listening port (default: 1)") + "\n" + #else " -upnp \t " + _("Use Universal Plug and Play to map the listening port (default: 0)") + "\n" + #endif #endif " -paytxfee= \t " + _("Fee per KB to add to transactions you send") + "\n" + #ifdef QT_GUI " -server \t\t " + _("Accept command line and JSON-RPC commands") + "\n" + #endif #if !defined(WIN32) && !defined(QT_GUI) " -daemon \t\t " + _("Run in the background as a daemon and accept commands") + "\n" + #endif " -testnet \t\t " + _("Use the test network") + "\n" + " -debug \t\t " + _("Output extra debugging information") + "\n" + " -logtimestamps \t " + _("Prepend debug output with timestamp") + "\n" + " -printtoconsole \t " + _("Send trace/debug info to console instead of debug.log file") + "\n" + #ifdef WIN32 " -printtodebugger \t " + _("Send trace/debug info to debugger") + "\n" + #endif " -rpcuser= \t " + _("Username for JSON-RPC connections") + "\n" + " -rpcpassword=\t " + _("Password for JSON-RPC connections") + "\n" + " -rpcport= \t\t " + _("Listen for JSON-RPC connections on (default: 8332)") + "\n" + " -rpcallowip= \t\t " + _("Allow JSON-RPC connections from specified IP address") + "\n" + " -rpcconnect= \t " + _("Send commands to node running on (default: 127.0.0.1)") + "\n" + " -blocknotify= " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" + " -upgradewallet \t " + _("Upgrade wallet to latest format") + "\n" + " -keypool= \t " + _("Set key pool size to (default: 100)") + "\n" + " -rescan \t " + _("Rescan the block chain for missing wallet transactions") + "\n" + " -checkblocks= \t\t " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" + " -checklevel= \t\t " + _("How thorough the block verification is (0-6, default: 1)") + "\n"; strUsage += string() + _("\nSSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" + " -rpcssl \t " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" + " -rpcsslcertificatechainfile=\t " + _("Server certificate file (default: server.cert)") + "\n" + " -rpcsslprivatekeyfile= \t " + _("Server private key (default: server.pem)") + "\n" + " -rpcsslciphers= \t " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n"; strUsage += string() + " -? \t\t " + _("This help message") + "\n"; // Remove tabs strUsage.erase(std::remove(strUsage.begin(), strUsage.end(), '\t'), strUsage.end()); #if defined(QT_GUI) && defined(WIN32) // On windows, show a message box, as there is no stderr ThreadSafeMessageBox(strUsage, _("Usage"), wxOK | wxMODAL); #else fprintf(stderr, "%s", strUsage.c_str()); #endif return false; } fTestNet = GetBoolArg("-testnet"); if (fTestNet) { SoftSetBoolArg("-irc", true); } fDebug = GetBoolArg("-debug"); #if !defined(WIN32) && !defined(QT_GUI) fDaemon = GetBoolArg("-daemon"); #else fDaemon = false; #endif if (fDaemon) fServer = true; else fServer = GetBoolArg("-server"); /* force fServer when running without GUI */ #if !defined(QT_GUI) fServer = true; #endif fPrintToConsole = GetBoolArg("-printtoconsole"); fPrintToDebugger = GetBoolArg("-printtodebugger"); fLogTimestamps = GetBoolArg("-logtimestamps"); #ifndef QT_GUI for (int i = 1; i < argc; i++) if (!IsSwitchChar(argv[i][0]) && !(strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)) fCommandLine = true; if (fCommandLine) { int ret = CommandLineRPC(argc, argv); exit(ret); } #endif #if !defined(WIN32) && !defined(QT_GUI) if (fDaemon) { // Daemonize pid_t pid = fork(); if (pid < 0) { fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno); return false; } if (pid > 0) { CreatePidFile(GetPidFile(), pid); return true; } pid_t sid = setsid(); if (sid < 0) fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno); } #endif if (!fDebug) ShrinkDebugFile(); printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"); printf("Bitcoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str()); printf("Default data directory %s\n", GetDefaultDataDir().string().c_str()); if (GetBoolArg("-loadblockindextest")) { CTxDB txdb("r"); txdb.LoadBlockIndex(); PrintBlockTree(); return false; } // Make sure only a single bitcoin process is using the data directory. boost::filesystem::path pathLockFile = GetDataDir() / ".lock"; FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist. if (file) fclose(file); static boost::interprocess::file_lock lock(pathLockFile.string().c_str()); if (!lock.try_lock()) { ThreadSafeMessageBox(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin is probably already running."), GetDataDir().string().c_str()), _("Bitcoin"), wxOK|wxMODAL); return false; } std::ostringstream strErrors; // // Load data files // if (fDaemon) fprintf(stdout, "bitcoin server starting\n"); int64 nStart; InitMessage(_("Loading addresses...")); printf("Loading addresses...\n"); nStart = GetTimeMillis(); if (!LoadAddresses()) strErrors << _("Error loading addr.dat") << "\n"; printf(" addresses %15"PRI64d"ms\n", GetTimeMillis() - nStart); InitMessage(_("Loading block index...")); printf("Loading block index...\n"); nStart = GetTimeMillis(); if (!LoadBlockIndex()) strErrors << _("Error loading blkindex.dat") << "\n"; printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart); InitMessage(_("Loading wallet...")); printf("Loading wallet...\n"); nStart = GetTimeMillis(); bool fFirstRun; pwalletMain = new CWallet("wallet.dat"); int nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun); if (nLoadWalletRet != DB_LOAD_OK) { if (nLoadWalletRet == DB_CORRUPT) strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n"; else if (nLoadWalletRet == DB_TOO_NEW) strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin") << "\n"; else if (nLoadWalletRet == DB_NEED_REWRITE) { strErrors << _("Wallet needed to be rewritten: restart Bitcoin to complete") << "\n"; printf("%s", strErrors.str().c_str()); ThreadSafeMessageBox(strErrors.str(), _("Bitcoin"), wxOK | wxICON_ERROR | wxMODAL); return false; } else strErrors << _("Error loading wallet.dat") << "\n"; } if (GetBoolArg("-upgradewallet", fFirstRun)) { int nMaxVersion = GetArg("-upgradewallet", 0); if (nMaxVersion == 0) // the -walletupgrade without argument case { printf("Performing wallet upgrade to %i\n", FEATURE_LATEST); nMaxVersion = CLIENT_VERSION; pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately } else printf("Allowing wallet upgrade up to %i\n", nMaxVersion); if (nMaxVersion < pwalletMain->GetVersion()) strErrors << _("Cannot downgrade wallet") << "\n"; pwalletMain->SetMaxVersion(nMaxVersion); } if (fFirstRun) { // Create new keyUser and set as default key RandAddSeedPerfmon(); std::vector newDefaultKey; if (!pwalletMain->GetKeyFromPool(newDefaultKey, false)) strErrors << _("Cannot initialize keypool") << "\n"; pwalletMain->SetDefaultKey(newDefaultKey); if (!pwalletMain->SetAddressBookName(CBitcoinAddress(pwalletMain->vchDefaultKey), "")) strErrors << _("Cannot write default address") << "\n"; } printf("%s", strErrors.str().c_str()); printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart); RegisterWallet(pwalletMain); CBlockIndex *pindexRescan = pindexBest; if (GetBoolArg("-rescan")) pindexRescan = pindexGenesisBlock; else { CWalletDB walletdb("wallet.dat"); CBlockLocator locator; if (walletdb.ReadBestBlock(locator)) pindexRescan = locator.GetBlockIndex(); } if (pindexBest != pindexRescan) { InitMessage(_("Rescanning...")); printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight); nStart = GetTimeMillis(); pwalletMain->ScanForWalletTransactions(pindexRescan, true); printf(" rescan %15"PRI64d"ms\n", GetTimeMillis() - nStart); } InitMessage(_("Done loading")); printf("Done loading\n"); //// debug print printf("mapBlockIndex.size() = %d\n", mapBlockIndex.size()); printf("nBestHeight = %d\n", nBestHeight); printf("setKeyPool.size() = %d\n", pwalletMain->setKeyPool.size()); printf("mapWallet.size() = %d\n", pwalletMain->mapWallet.size()); printf("mapAddressBook.size() = %d\n", pwalletMain->mapAddressBook.size()); if (!strErrors.str().empty()) { ThreadSafeMessageBox(strErrors.str(), _("Bitcoin"), wxOK | wxICON_ERROR | wxMODAL); return false; } // Add wallet transactions that aren't already in a block to mapTransactions pwalletMain->ReacceptWalletTransactions(); // Note: Bitcoin-QT stores several settings in the wallet, so we want // to load the wallet BEFORE parsing command-line arguments, so // the command-line/bitcoin.conf settings override GUI setting. // // Parameters // if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree")) { PrintBlockTree(); return false; } if (mapArgs.count("-timeout")) { int nNewTimeout = GetArg("-timeout", 5000); if (nNewTimeout > 0 && nNewTimeout < 600000) nConnectTimeout = nNewTimeout; } if (mapArgs.count("-printblock")) { string strMatch = mapArgs["-printblock"]; int nFound = 0; for (map::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi) { uint256 hash = (*mi).first; if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0) { CBlockIndex* pindex = (*mi).second; CBlock block; block.ReadFromDisk(pindex); block.BuildMerkleTree(); block.print(); printf("\n"); nFound++; } } if (nFound == 0) printf("No blocks matching %s were found\n", strMatch.c_str()); return false; } if (mapArgs.count("-proxy")) { fUseProxy = true; addrProxy = CService(mapArgs["-proxy"], 9050); if (!addrProxy.IsValid()) { ThreadSafeMessageBox(_("Invalid -proxy address"), _("Bitcoin"), wxOK | wxMODAL); return false; } } bool fTor = (fUseProxy && addrProxy.GetPort() == 9050); if (fTor) { // Use SoftSetBoolArg here so user can override any of these if they wish. // Note: the GetBoolArg() calls for all of these must happen later. SoftSetBoolArg("-listen", false); SoftSetBoolArg("-irc", false); SoftSetBoolArg("-dnsseed", false); SoftSetBoolArg("-upnp", false); SoftSetBoolArg("-dns", false); } fAllowDNS = GetBoolArg("-dns"); fNoListen = !GetBoolArg("-listen", true); // Continue to put "/P2SH/" in the coinbase to monitor // BIP16 support. // This can be removed eventually... const char* pszP2SH = "/P2SH/"; COINBASE_FLAGS << std::vector(pszP2SH, pszP2SH+strlen(pszP2SH)); if (!fNoListen) { std::string strError; if (!BindListenPort(strError)) { ThreadSafeMessageBox(strError, _("Bitcoin"), wxOK | wxMODAL); return false; } } if (mapArgs.count("-addnode")) { BOOST_FOREACH(string strAddr, mapMultiArgs["-addnode"]) { CAddress addr(CService(strAddr, GetDefaultPort(), fAllowDNS)); addr.nTime = 0; // so it won't relay unless successfully connected if (addr.IsValid()) addrman.Add(addr, CNetAddr("127.0.0.1")); } } if (mapArgs.count("-paytxfee")) { if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee)) { ThreadSafeMessageBox(_("Invalid amount for -paytxfee="), _("Bitcoin"), wxOK | wxMODAL); return false; } if (nTransactionFee > 0.25 * COIN) 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); } // // Start the node // if (!CheckDiskSpace()) return false; RandAddSeedPerfmon(); if (!CreateThread(StartNode, NULL)) ThreadSafeMessageBox(_("Error: CreateThread(StartNode) failed"), _("Bitcoin"), wxOK | wxMODAL); if (fServer) CreateThread(ThreadRPCServer, NULL); #ifdef QT_GUI if(GetStartOnSystemStartup()) SetStartOnSystemStartup(true); // Remove startup links to bitcoin-wx #endif #if !defined(QT_GUI) while (1) Sleep(5000); #endif return true; } #ifdef WIN32 boost::filesystem::path StartupShortcutPath() { return MyGetSpecialFolderPath(CSIDL_STARTUP, true) / "Bitcoin.lnk"; } bool GetStartOnSystemStartup() { return filesystem::exists(StartupShortcutPath()); } bool SetStartOnSystemStartup(bool fAutoStart) { // If the shortcut exists already, remove it for updating boost::filesystem::remove(StartupShortcutPath()); if (fAutoStart) { CoInitialize(NULL); // Get a pointer to the IShellLink interface. IShellLink* psl = NULL; HRESULT hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, reinterpret_cast(&psl)); if (SUCCEEDED(hres)) { // Get the current executable path TCHAR pszExePath[MAX_PATH]; GetModuleFileName(NULL, pszExePath, sizeof(pszExePath)); TCHAR pszArgs[5] = TEXT("-min"); // Set the path to the shortcut target psl->SetPath(pszExePath); PathRemoveFileSpec(pszExePath); psl->SetWorkingDirectory(pszExePath); psl->SetShowCmd(SW_SHOWMINNOACTIVE); psl->SetArguments(pszArgs); // Query IShellLink for the IPersistFile interface for // saving the shortcut in persistent storage. IPersistFile* ppf = NULL; hres = psl->QueryInterface(IID_IPersistFile, reinterpret_cast(&ppf)); if (SUCCEEDED(hres)) { WCHAR pwsz[MAX_PATH]; // Ensure that the string is ANSI. MultiByteToWideChar(CP_ACP, 0, StartupShortcutPath().string().c_str(), -1, pwsz, MAX_PATH); // Save the link by calling IPersistFile::Save. hres = ppf->Save(pwsz, TRUE); ppf->Release(); psl->Release(); CoUninitialize(); return true; } psl->Release(); } CoUninitialize(); return false; } return true; } #elif defined(LINUX) // Follow the Desktop Application Autostart Spec: // http://standards.freedesktop.org/autostart-spec/autostart-spec-latest.html boost::filesystem::path GetAutostartDir() { namespace fs = boost::filesystem; char* pszConfigHome = getenv("XDG_CONFIG_HOME"); if (pszConfigHome) return fs::path(pszConfigHome) / "autostart"; char* pszHome = getenv("HOME"); if (pszHome) return fs::path(pszHome) / ".config" / "autostart"; return fs::path(); } boost::filesystem::path GetAutostartFilePath() { return GetAutostartDir() / "bitcoin.desktop"; } bool GetStartOnSystemStartup() { boost::filesystem::ifstream optionFile(GetAutostartFilePath()); if (!optionFile.good()) return false; // Scan through file for "Hidden=true": string line; while (!optionFile.eof()) { getline(optionFile, line); if (line.find("Hidden") != string::npos && line.find("true") != string::npos) return false; } optionFile.close(); return true; } bool SetStartOnSystemStartup(bool fAutoStart) { if (!fAutoStart) boost::filesystem::remove(GetAutostartFilePath()); else { char pszExePath[MAX_PATH+1]; memset(pszExePath, 0, sizeof(pszExePath)); if (readlink("/proc/self/exe", pszExePath, sizeof(pszExePath)-1) == -1) return false; boost::filesystem::create_directories(GetAutostartDir()); boost::filesystem::ofstream optionFile(GetAutostartFilePath(), ios_base::out|ios_base::trunc); if (!optionFile.good()) return false; // Write a bitcoin.desktop file to the autostart directory: optionFile << "[Desktop Entry]\n"; optionFile << "Type=Application\n"; optionFile << "Name=Bitcoin\n"; optionFile << "Exec=" << pszExePath << " -min\n"; optionFile << "Terminal=false\n"; optionFile << "Hidden=false\n"; optionFile.close(); } return true; } #else // TODO: OSX startup stuff; see: // http://developer.apple.com/mac/library/documentation/MacOSX/Conceptual/BPSystemStartup/Articles/CustomLogin.html bool GetStartOnSystemStartup() { return false; } bool SetStartOnSystemStartup(bool fAutoStart) { return false; } #endif