// 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 "db.h" #include "walletdb.h" #include "bitcoinrpc.h" #include "net.h" #include "init.h" #include "util.h" #include "ui_interface.h" #include #include #include #include #ifndef WIN32 #include #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 exited\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; } bool AppInit(int argc, char* argv[]) { bool fRet = false; try { // // Parameters // // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main() ParseParameters(argc, argv); if (!boost::filesystem::is_directory(GetDataDir(false))) { fprintf(stderr, "Error: Specified directory does not exist\n"); Shutdown(NULL); } ReadConfigFile(mapArgs, mapMultiArgs); if (mapArgs.count("-?") || mapArgs.count("--help")) { // First part of help message is specific to bitcoind / RPC client std::string strUsage = _("Bitcoin version") + " " + FormatFullVersion() + "\n\n" + _("Usage:") + "\n" + " bitcoind [options] " + "\n" + " bitcoind [options] [params] " + _("Send command to -server or bitcoind") + "\n" + " bitcoind [options] help " + _("List commands") + "\n" + " bitcoind [options] help " + _("Get help for a command") + "\n"; strUsage += "\n" + HelpMessage(); fprintf(stderr, "%s", strUsage.c_str()); return false; } // Command-line RPC 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); } fRet = AppInit2(); } catch (std::exception& e) { PrintException(&e, "AppInit()"); } catch (...) { PrintException(NULL, "AppInit()"); } if (!fRet) Shutdown(NULL); return fRet; } #endif bool static InitError(const std::string &str) { ThreadSafeMessageBox(str, _("Bitcoin"), wxOK | wxMODAL); return false; } bool static InitWarning(const std::string &str) { ThreadSafeMessageBox(str, _("Bitcoin"), wxOK | wxICON_EXCLAMATION | wxMODAL); return true; } bool static Bind(const CService &addr) { if (IsLimited(addr)) return false; std::string strError; if (!BindListenPort(addr, strError)) return InitError(strError); return true; } // Core-specific options shared between UI and daemon std::string HelpMessage() { string strUsage = _("Options:") + "\n" + " -conf= " + _("Specify configuration file (default: bitcoin.conf)") + "\n" + " -pid= " + _("Specify pid file (default: bitcoind.pid)") + "\n" + " -gen " + _("Generate coins") + "\n" + " -gen=0 " + _("Don't generate coins") + "\n" + " -datadir= " + _("Specify data directory") + "\n" + " -dbcache= " + _("Set database cache size in megabytes (default: 25)") + "\n" + " -dblogsize= " + _("Set database disk log size in megabytes (default: 100)") + "\n" + " -timeout= " + _("Specify connection timeout (in milliseconds)") + "\n" + " -proxy= " + _("Connect through socks proxy") + "\n" + " -socks= " + _("Select the version of socks proxy to use (4 or 5, 5 is default)") + "\n" + " -noproxy= " + _("Do not use proxy for connections to network (IPv4 or IPv6)") + "\n" + " -dns " + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n" + " -proxydns " + _("Pass DNS requests to (SOCKS5) proxy") + "\n" + " -port= " + _("Listen for connections on (default: 8333 or testnet: 18333)") + "\n" + " -maxconnections= " + _("Maintain at most connections to peers (default: 125)") + "\n" + " -addnode= " + _("Add a node to connect to and attempt to keep the connection open") + "\n" + " -connect= " + _("Connect only to the specified node") + "\n" + " -seednode= " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n" + " -externalip= " + _("Specify your own public address") + "\n" + " -onlynet= " + _("Only connect to nodes in network (IPv4 or IPv6)") + "\n" + " -discover " + _("Try to discover public IP address (default: 1)") + "\n" + " -irc " + _("Find peers using internet relay chat (default: 0)") + "\n" + " -listen " + _("Accept connections from outside (default: 1)") + "\n" + " -bind= " + _("Bind to given address. Use [host]:port notation for IPv6") + "\n" + " -dnsseed " + _("Find peers using DNS lookup (default: 1)") + "\n" + " -banscore= " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" + " -bantime= " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" + " -maxreceivebuffer= " + _("Maximum per-connection receive buffer, *1000 bytes (default: 10000)") + "\n" + " -maxsendbuffer= " + _("Maximum per-connection send buffer, *1000 bytes (default: 10000)") + "\n" + #ifdef USE_UPNP #if USE_UPNP " -upnp " + _("Use Universal Plug and Play to map the listening port (default: 1)") + "\n" + #else " -upnp " + _("Use Universal Plug and Play to map the listening port (default: 0)") + "\n" + #endif #endif " -detachdb " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" + " -paytxfee= " + _("Fee per KB to add to transactions you send") + "\n" + #ifdef QT_GUI " -server " + _("Accept command line and JSON-RPC commands") + "\n" + #endif #if !defined(WIN32) && !defined(QT_GUI) " -daemon " + _("Run in the background as a daemon and accept commands") + "\n" + #endif " -testnet " + _("Use the test network") + "\n" + " -debug " + _("Output extra debugging information") + "\n" + " -logtimestamps " + _("Prepend debug output with timestamp") + "\n" + " -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n" + #ifdef WIN32 " -printtodebugger " + _("Send trace/debug info to debugger") + "\n" + #endif " -rpcuser= " + _("Username for JSON-RPC connections") + "\n" + " -rpcpassword= " + _("Password for JSON-RPC connections") + "\n" + " -rpcport= " + _("Listen for JSON-RPC connections on (default: 8332)") + "\n" + " -rpcallowip= " + _("Allow JSON-RPC connections from specified IP address") + "\n" + " -rpcconnect= " + _("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 " + _("Upgrade wallet to latest format") + "\n" + " -keypool= " + _("Set key pool size to (default: 100)") + "\n" + " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n" + " -checkblocks= " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" + " -checklevel= " + _("How thorough the block verification is (0-6, default: 1)") + "\n" + " -loadblock= " + _("Imports blocks from external blk000?.dat file") + "\n" + " -? " + _("This help message") + "\n"; strUsage += string() + _("\nSSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" + " -rpcssl " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" + " -rpcsslcertificatechainfile= " + _("Server certificate file (default: server.cert)") + "\n" + " -rpcsslprivatekeyfile= " + _("Server private key (default: server.pem)") + "\n" + " -rpcsslciphers= " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n"; return strUsage; } /** Initialize bitcoin. * @pre Parameters should be parsed and config file should be read. */ bool AppInit2() { #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 fTestNet = GetBoolArg("-testnet"); if (fTestNet) { SoftSetBoolArg("-irc", true); } fDebug = GetBoolArg("-debug"); fDetachDB = GetBoolArg("-detachdb", false); #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"); #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()) return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin is probably already running."), GetDataDir().string().c_str())); 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(); { CAddrDB adb; if (!adb.Read(addrman)) printf("Invalid or missing peers.dat; recreating\n"); } printf("Loaded %i addresses from peers.dat %"PRI64d"ms\n", addrman.size(), GetTimeMillis() - nStart); InitMessage(_("Loading block index...")); printf("Loading block index...\n"); nStart = GetTimeMillis(); if (!LoadBlockIndex()) strErrors << _("Error loading blkindex.dat") << "\n"; // as LoadBlockIndex can take several minutes, it's possible the user // requested to kill bitcoin-qt during the last operation. If so, exit. // As the program has not fully started yet, Shutdown() is possibly overkill. if (fRequestShutdown) { printf("Shutdown requested. Exiting.\n"); return false; } printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart); if (mapArgs.count("-loadblock")) { BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"]) { FILE *file = fopen(strFile.c_str(), "rb"); if (file) LoadExternalBlockFile(file); } } 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()); return InitError(strErrors.str()); } 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()) return InitError(strErrors.str()); // 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()) return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str())); } if (mapArgs.count("-noproxy")) { BOOST_FOREACH(std::string snet, mapMultiArgs["-noproxy"]) { enum Network net = ParseNetwork(snet); if (net == NET_UNROUTABLE) return InitError(strprintf(_("Unknown network specified in -noproxy: '%s'"), snet.c_str())); SetNoProxy(net); } } if (mapArgs.count("-connect")) SoftSetBoolArg("-dnsseed", false); // even in Tor mode, if -bind is specified, you really want -listen if (mapArgs.count("-bind")) SoftSetBoolArg("-listen", true); 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("-proxydns", true); SoftSetBoolArg("-upnp", false); SoftSetBoolArg("-discover", false); } if (mapArgs.count("-onlynet")) { std::set nets; BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) { enum Network net = ParseNetwork(snet); if (net == NET_UNROUTABLE) return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str())); nets.insert(net); } for (int n = 0; n < NET_MAX; n++) { enum Network net = (enum Network)n; if (!nets.count(net)) SetLimited(net); } } fNameLookup = GetBoolArg("-dns"); fProxyNameLookup = GetBoolArg("-proxydns"); if (fProxyNameLookup) fNameLookup = true; fNoListen = !GetBoolArg("-listen", true); nSocksVersion = GetArg("-socks", 5); if (nSocksVersion != 4 && nSocksVersion != 5) return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion)); BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"]) AddOneShot(strDest); // 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)); bool fBound = false; if (!fNoListen) { std::string strError; if (mapArgs.count("-bind")) { BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) { CService addrBind; if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false)) return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str())); fBound |= Bind(addrBind); } } else { struct in_addr inaddr_any; inaddr_any.s_addr = INADDR_ANY; if (!IsLimited(NET_IPV4)) fBound |= Bind(CService(inaddr_any, GetListenPort())); #ifdef USE_IPV6 if (!IsLimited(NET_IPV6)) fBound |= Bind(CService(in6addr_any, GetListenPort())); #endif } if (!fBound) return InitError(_("Not listening on any port")); } if (mapArgs.count("-externalip")) { BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"]) { CService addrLocal(strAddr, GetListenPort(), fNameLookup); if (!addrLocal.IsValid()) return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str())); AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL); } } if (mapArgs.count("-paytxfee")) { if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee)) return InitError(strprintf(_("Invalid amount for -paytxfee=: '%s'"), mapArgs["-paytxfee"].c_str())); if (nTransactionFee > 0.25 * COIN) InitWarning(_("Warning: -paytxfee is set very high. This is the transaction fee you will pay if you send a transaction.")); } // // Start the node // if (!CheckDiskSpace()) return false; RandAddSeedPerfmon(); if (!CreateThread(StartNode, NULL)) InitError(_("Error: could not start node")); if (fServer) CreateThread(ThreadRPCServer, NULL); #if !defined(QT_GUI) // Loop until process is exit()ed from shutdown() function, // called from ThreadRPCServer thread when a "stop" command is received. while (1) Sleep(5000); #endif return true; }