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Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 523 |
1 files changed, 523 insertions, 0 deletions
diff --git a/src/init.cpp b/src/init.cpp new file mode 100644 index 0000000000..8f72181225 --- /dev/null +++ b/src/init.cpp @@ -0,0 +1,523 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// 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" + + + + + + + +////////////////////////////////////////////////////////////////////////////// +// +// Shutdown +// + +void ExitTimeout(void* parg) +{ +#ifdef __WXMSW__ + Sleep(5000); + ExitProcess(0); +#endif +} + +void Shutdown(void* parg) +{ + static CCriticalSection cs_Shutdown; + static bool fTaken; + bool fFirstThread; + CRITICAL_BLOCK(cs_Shutdown) + { + fFirstThread = !fTaken; + fTaken = true; + } + static bool fExit; + if (fFirstThread) + { + fShutdown = true; + nTransactionsUpdated++; + DBFlush(false); + StopNode(); + DBFlush(true); + boost::filesystem::remove(GetPidFile()); + 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 +// + +#ifndef 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 __WXMSW__ + umask(077); +#endif +#ifndef __WXMSW__ + // 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 + // + ParseParameters(argc, argv); + + if (mapArgs.count("-datadir")) + { + filesystem::path pathDataDir = filesystem::system_complete(mapArgs["-datadir"]); + strlcpy(pszSetDataDir, pathDataDir.string().c_str(), sizeof(pszSetDataDir)); + } + + ReadConfigFile(mapArgs, mapMultiArgs); // Must be done after processing datadir + + if (mapArgs.count("-?") || mapArgs.count("--help")) + { + string beta = VERSION_IS_BETA ? _(" beta") : ""; + string strUsage = string() + + _("Bitcoin version") + " " + FormatFullVersion() + "\n\n" + + _("Usage:") + "\t\t\t\t\t\t\t\t\t\t\n" + + " bitcoin [options] \t " + "\n" + + " bitcoin [options] <command> [params]\t " + _("Send command to -server or bitcoind\n") + + " bitcoin [options] help \t\t " + _("List commands\n") + + " bitcoin [options] help <command> \t\t " + _("Get help for a command\n") + + _("Options:\n") + + " -conf=<file> \t\t " + _("Specify configuration file (default: bitcoin.conf)\n") + + " -pid=<file> \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") + + " -datadir=<dir> \t\t " + _("Specify data directory\n") + + " -proxy=<ip:port> \t " + _("Connect through socks4 proxy\n") + + " -addnode=<ip> \t " + _("Add a node to connect to\n") + + " -connect=<ip> \t\t " + _("Connect only to the specified node\n") + + " -nolisten \t " + _("Don't accept connections from outside\n") + +#ifdef USE_UPNP +#if USE_UPNP + " -noupnp \t " + _("Don't attempt to use UPnP to map the listening port\n") + +#else + " -upnp \t " + _("Attempt to use UPnP to map the listening port\n") + +#endif +#endif + " -paytxfee=<amt> \t " + _("Fee per KB to add to transactions you send\n") + +#ifdef GUI + " -server \t\t " + _("Accept command line and JSON-RPC commands\n") + +#endif +#ifndef __WXMSW__ + " -daemon \t\t " + _("Run in the background as a daemon and accept commands\n") + +#endif + " -testnet \t\t " + _("Use the test network\n") + + " -rpcuser=<user> \t " + _("Username for JSON-RPC connections\n") + + " -rpcpassword=<pw>\t " + _("Password for JSON-RPC connections\n") + + " -rpcport=<port> \t\t " + _("Listen for JSON-RPC connections on <port> (default: 8332)\n") + + " -rpcallowip=<ip> \t\t " + _("Allow JSON-RPC connections from specified IP address\n") + + " -rpcconnect=<ip> \t " + _("Send commands to node running on <ip> (default: 127.0.0.1)\n") + + " -keypool=<n> \t " + _("Set key pool size to <n> (default: 100)\n") + + " -rescan \t " + _("Rescan the block chain for missing wallet transactions\n"); + +#ifdef USE_SSL + strUsage += string() + + _("\nSSL options: (see the Bitcoin Wiki for SSL setup instructions)\n") + + " -rpcssl \t " + _("Use OpenSSL (https) for JSON-RPC connections\n") + + " -rpcsslcertificatechainfile=<file.cert>\t " + _("Server certificate file (default: server.cert)\n") + + " -rpcsslprivatekeyfile=<file.pem> \t " + _("Server private key (default: server.pem)\n") + + " -rpcsslciphers=<ciphers> \t " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)\n"); +#endif + + strUsage += string() + + " -? \t\t " + _("This help message\n"); + +#if defined(__WXMSW__) && defined(GUI) + // Tabs make the columns line up in the message box + wxMessageBox(strUsage, "Bitcoin", wxOK); +#else + // Remove tabs + strUsage.erase(std::remove(strUsage.begin(), strUsage.end(), '\t'), strUsage.end()); + fprintf(stderr, "%s", strUsage.c_str()); +#endif + return false; + } + + fDebug = GetBoolArg("-debug"); + +#ifndef __WXMSW__ + fDaemon = GetBoolArg("-daemon"); +#else + fDaemon = false; +#endif + + if (fDaemon) + fServer = true; + else + fServer = GetBoolArg("-server"); + + /* force fServer when running without GUI */ +#ifndef GUI + fServer = true; +#endif + + fPrintToConsole = GetBoolArg("-printtoconsole"); + fPrintToDebugger = GetBoolArg("-printtodebugger"); + + fTestNet = GetBoolArg("-testnet"); + fNoListen = GetBoolArg("-nolisten"); + fLogTimestamps = GetBoolArg("-logtimestamps"); + + for (int i = 1; i < argc; i++) + if (!IsSwitchChar(argv[i][0])) + fCommandLine = true; + + if (fCommandLine) + { + int ret = CommandLineRPC(argc, argv); + exit(ret); + } + +#ifndef __WXMSW__ + 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 && !pszSetDataDir[0]) + 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\n", FormatFullVersion().c_str()); +#ifdef GUI + printf("OS version %s\n", ((string)wxGetOsDescription()).c_str()); + printf("System default language is %d %s\n", g_locale.GetSystemLanguage(), ((string)g_locale.GetSysName()).c_str()); + printf("Language file %s (%s)\n", (string("locale/") + (string)g_locale.GetCanonicalName() + "/LC_MESSAGES/bitcoin.mo").c_str(), ((string)g_locale.GetLocale()).c_str()); +#endif + printf("Default data directory %s\n", GetDefaultDataDir().c_str()); + + if (GetBoolArg("-loadblockindextest")) + { + CTxDB txdb("r"); + txdb.LoadBlockIndex(); + PrintBlockTree(); + return false; + } + + // + // Limit to single instance per user + // Required to protect the database files if we're going to keep deleting log.* + // +#if defined(__WXMSW__) && defined(GUI) + // wxSingleInstanceChecker doesn't work on Linux + wxString strMutexName = wxString("bitcoin_running.") + getenv("HOMEPATH"); + for (int i = 0; i < strMutexName.size(); i++) + if (!isalnum(strMutexName[i])) + strMutexName[i] = '.'; + wxSingleInstanceChecker* psingleinstancechecker = new wxSingleInstanceChecker(strMutexName); + if (psingleinstancechecker->IsAnotherRunning()) + { + printf("Existing instance found\n"); + unsigned int nStart = GetTime(); + loop + { + // Show the previous instance and exit + HWND hwndPrev = FindWindowA("wxWindowClassNR", "Bitcoin"); + if (hwndPrev) + { + if (IsIconic(hwndPrev)) + ShowWindow(hwndPrev, SW_RESTORE); + SetForegroundWindow(hwndPrev); + return false; + } + + if (GetTime() > nStart + 60) + return false; + + // Resume this instance if the other exits + delete psingleinstancechecker; + Sleep(1000); + psingleinstancechecker = new wxSingleInstanceChecker(strMutexName); + if (!psingleinstancechecker->IsAnotherRunning()) + break; + } + } +#endif + + // Make sure only a single bitcoin process is using the data directory. + string strLockFile = GetDataDir() + "/.lock"; + FILE* file = fopen(strLockFile.c_str(), "a"); // empty lock file; created if it doesn't exist. + fclose(file); + static boost::interprocess::file_lock lock(strLockFile.c_str()); + if (!lock.try_lock()) + { + wxMessageBox(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin is probably already running."), GetDataDir().c_str()), "Bitcoin"); + return false; + } + + // Bind to the port early so we can tell if another instance is already running. + string strErrors; + if (!fNoListen) + { + if (!BindListenPort(strErrors)) + { + wxMessageBox(strErrors, "Bitcoin"); + return false; + } + } + + // + // Load data files + // + if (fDaemon) + fprintf(stdout, "bitcoin server starting\n"); + strErrors = ""; + int64 nStart; + + printf("Loading addresses...\n"); + nStart = GetTimeMillis(); + if (!LoadAddresses()) + strErrors += _("Error loading addr.dat \n"); + printf(" addresses %15"PRI64d"ms\n", GetTimeMillis() - nStart); + + printf("Loading block index...\n"); + nStart = GetTimeMillis(); + if (!LoadBlockIndex()) + strErrors += _("Error loading blkindex.dat \n"); + printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart); + + printf("Loading wallet...\n"); + nStart = GetTimeMillis(); + bool fFirstRun; + if (!LoadWallet(fFirstRun)) + strErrors += _("Error loading wallet.dat \n"); + printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart); + + CBlockIndex *pindexRescan = pindexBest; + if (GetBoolArg("-rescan")) + pindexRescan = pindexGenesisBlock; + else + { + CWalletDB walletdb; + CBlockLocator locator; + if (walletdb.ReadBestBlock(locator)) + pindexRescan = locator.GetBlockIndex(); + } + if (pindexBest != pindexRescan) + { + printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight); + nStart = GetTimeMillis(); + ScanForWalletTransactions(pindexRescan); + printf(" rescan %15"PRI64d"ms\n", GetTimeMillis() - nStart); + } + + printf("Done loading\n"); + + //// debug print + printf("mapBlockIndex.size() = %d\n", mapBlockIndex.size()); + printf("nBestHeight = %d\n", nBestHeight); + printf("mapKeys.size() = %d\n", mapKeys.size()); + printf("mapPubKeys.size() = %d\n", mapPubKeys.size()); + printf("mapWallet.size() = %d\n", mapWallet.size()); + printf("mapAddressBook.size() = %d\n", mapAddressBook.size()); + + if (!strErrors.empty()) + { + wxMessageBox(strErrors, "Bitcoin", wxOK | wxICON_ERROR); + return false; + } + + // Add wallet transactions that aren't already in a block to mapTransactions + ReacceptWalletTransactions(); + + // + // Parameters + // + if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree")) + { + PrintBlockTree(); + return false; + } + + if (mapArgs.count("-printblock")) + { + string strMatch = mapArgs["-printblock"]; + int nFound = 0; + for (map<uint256, CBlockIndex*>::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; + } + + fGenerateBitcoins = GetBoolArg("-gen"); + + if (mapArgs.count("-proxy")) + { + fUseProxy = true; + addrProxy = CAddress(mapArgs["-proxy"]); + if (!addrProxy.IsValid()) + { + wxMessageBox(_("Invalid -proxy address"), "Bitcoin"); + return false; + } + } + + if (mapArgs.count("-addnode")) + { + foreach(string strAddr, mapMultiArgs["-addnode"]) + { + CAddress addr(strAddr, NODE_NETWORK); + addr.nTime = 0; // so it won't relay unless successfully connected + if (addr.IsValid()) + AddAddress(addr); + } + } + + if (mapArgs.count("-dnsseed")) + DNSAddressSeed(); + + if (mapArgs.count("-paytxfee")) + { + if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee)) + { + wxMessageBox(_("Invalid amount for -paytxfee=<amount>"), "Bitcoin"); + return false; + } + if (nTransactionFee > 0.25 * COIN) + wxMessageBox(_("Warning: -paytxfee is set very high. This is the transaction fee you will pay if you send a transaction."), "Bitcoin", wxOK | wxICON_EXCLAMATION); + } + + if (fHaveUPnP) + { +#if USE_UPNP + if (GetBoolArg("-noupnp")) + fUseUPnP = false; +#else + if (GetBoolArg("-upnp")) + fUseUPnP = true; +#endif + } + + // + // Create the main window and start the node + // +#ifdef GUI + if (!fDaemon) + CreateMainWindow(); +#endif + + if (!CheckDiskSpace()) + return false; + + RandAddSeedPerfmon(); + + if (!CreateThread(StartNode, NULL)) + wxMessageBox("Error: CreateThread(StartNode) failed", "Bitcoin"); + + if (fServer) + CreateThread(ThreadRPCServer, NULL); + +#if defined(__WXMSW__) && defined(GUI) + if (fFirstRun) + SetStartOnSystemStartup(true); +#endif + +#ifndef GUI + while (1) + Sleep(5000); +#endif + + return true; +} |