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 COPYING or http://www.opensource.org/licenses/mit-license.php.
7 #include "bitcoinrpc.h"
11 #include "ui_interface.h"
12 #include "checkpoints.h"
13 #include <boost/format.hpp>
14 #include <boost/filesystem.hpp>
15 #include <boost/filesystem/fstream.hpp>
16 #include <boost/filesystem/convenience.hpp>
17 #include <boost/interprocess/sync/file_lock.hpp>
18 #include <boost/algorithm/string/predicate.hpp>
19 #include <openssl/crypto.h>
27 using namespace boost;
30 CClientUIInterface uiInterface;
31 std::string strWalletFileName;
33 unsigned int nNodeLifespan;
34 unsigned int nMinerSleep;
36 bool fUseFastStakeMiner;
38 enum Checkpoints::CPMode CheckpointsMode;
40 // Ping and address broadcast intervals
41 extern int64_t nPingInterval;
42 extern int64_t nBroadcastInterval;
44 //////////////////////////////////////////////////////////////////////////////
49 void ExitTimeout(void* parg)
60 // ensure we leave the Qt main loop for a clean GUI exit (Shutdown() is called in bitcoin.cpp afterwards)
61 uiInterface.QueueShutdown();
63 // Without UI, Shutdown() can simply be started in a new thread
64 NewThread(Shutdown, NULL);
68 void Shutdown(void* parg)
70 static CCriticalSection cs_Shutdown;
73 // Make this thread recognisable as the shutdown thread
74 RenameThread("novacoin-shutoff");
76 bool fFirstThread = false;
78 TRY_LOCK(cs_Shutdown, lockShutdown);
81 fFirstThread = !fTaken;
89 nTransactionsUpdated++;
94 boost::filesystem::remove(GetPidFile());
95 UnregisterWallet(pwalletMain);
97 NewThread(ExitTimeout, NULL);
99 printf("NovaCoin exited\n\n");
102 // ensure non-UI client gets exited here, but let Bitcoin-Qt reach 'return 0;' in bitcoin.cpp
115 void HandleSIGTERM(int)
117 fRequestShutdown = true;
120 void HandleSIGHUP(int)
122 fReopenDebugLog = true;
129 //////////////////////////////////////////////////////////////////////////////
134 bool AppInit(int argc, char* argv[])
142 // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
143 ParseParameters(argc, argv);
144 if (!boost::filesystem::is_directory(GetDataDir(false)))
146 fprintf(stderr, "Error: Specified directory does not exist\n");
149 ReadConfigFile(mapArgs, mapMultiArgs);
151 if (mapArgs.count("-?") || mapArgs.count("--help"))
153 // First part of help message is specific to bitcoind / RPC client
154 std::string strUsage = _("NovaCoin version") + " " + FormatFullVersion() + "\n\n" +
156 " novacoind [options] " + "\n" +
157 " novacoind [options] <command> [params] " + _("Send command to -server or novacoind") + "\n" +
158 " novacoind [options] help " + _("List commands") + "\n" +
159 " novacoind [options] help <command> " + _("Get help for a command") + "\n";
161 strUsage += "\n" + HelpMessage();
163 fprintf(stdout, "%s", strUsage.c_str());
168 for (int i = 1; i < argc; i++)
169 if (!IsSwitchChar(argv[i][0]) && !boost::algorithm::istarts_with(argv[i], "novacoin:"))
174 int ret = CommandLineRPC(argc, argv);
180 catch (std::exception& e) {
181 PrintException(&e, "AppInit()");
183 PrintException(NULL, "AppInit()");
190 extern void noui_connect();
191 int main(int argc, char* argv[])
195 // Connect bitcoind signal handlers
198 fRet = AppInit(argc, argv);
207 bool static InitError(const std::string &str)
209 uiInterface.ThreadSafeMessageBox(str, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::MODAL);
213 bool static InitWarning(const std::string &str)
215 uiInterface.ThreadSafeMessageBox(str, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
220 bool static Bind(const CService &addr, bool fError = true) {
223 std::string strError;
224 if (!BindListenPort(addr, strError)) {
226 return InitError(strError);
232 // Core-specific options shared between UI and daemon
233 std::string HelpMessage()
235 string strUsage = _("Options:") + "\n" +
236 " -? " + _("This help message") + "\n" +
237 " -conf=<file> " + _("Specify configuration file (default: novacoin.conf)") + "\n" +
238 " -pid=<file> " + _("Specify pid file (default: novacoind.pid)") + "\n" +
239 " -datadir=<dir> " + _("Specify data directory") + "\n" +
240 " -wallet=<file> " + _("Specify wallet file (within data directory)") + "\n" +
241 " -dbcache=<n> " + _("Set database cache size in megabytes (default: 25)") + "\n" +
242 " -dblogsize=<n> " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
243 " -timeout=<n> " + _("Specify connection timeout in milliseconds (default: 5000)") + "\n" +
244 " -proxy=<ip:port> " + _("Connect through socks proxy") + "\n" +
245 " -socks=<n> " + _("Select the version of socks proxy to use (4-5, default: 5)") + "\n" +
246 " -tor=<ip:port> " + _("Use proxy to reach tor hidden services (default: same as -proxy)") + "\n"
247 " -dns " + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n" +
248 " -port=<port> " + _("Listen for connections on <port> (default: 7777 or testnet: 17777)") + "\n" +
249 " -maxconnections=<n> " + _("Maintain at most <n> connections to peers (default: 125)") + "\n" +
250 " -addnode=<ip> " + _("Add a node to connect to and attempt to keep the connection open") + "\n" +
251 " -connect=<ip> " + _("Connect only to the specified node(s)") + "\n" +
252 " -seednode=<ip> " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n" +
253 " -externalip=<ip> " + _("Specify your own public address") + "\n" +
254 " -onlynet=<net> " + _("Only connect to nodes in network <net> (IPv4, IPv6 or Tor)") + "\n" +
255 " -discover " + _("Discover own IP address (default: 1 when listening and no -externalip)") + "\n" +
256 " -irc " + _("Find peers using internet relay chat (default: 1)") + "\n" +
257 " -listen " + _("Accept connections from outside (default: 1 if no -proxy or -connect)") + "\n" +
258 " -bind=<addr> " + _("Bind to given address. Use [host]:port notation for IPv6") + "\n" +
259 " -dnsseed " + _("Find peers using DNS lookup (default: 1)") + "\n" +
260 " -cppolicy " + _("Sync checkpoints policy (default: strict)") + "\n" +
261 " -banscore=<n> " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" +
262 " -bantime=<n> " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" +
263 " -maxreceivebuffer=<n> " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 5000)") + "\n" +
264 " -maxsendbuffer=<n> " + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 1000)") + "\n" +
267 " -upnp " + _("Use UPnP to map the listening port (default: 1 when listening)") + "\n" +
269 " -upnp " + _("Use UPnP to map the listening port (default: 0)") + "\n" +
272 " -detachdb " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
274 #ifdef DB_LOG_IN_MEMORY
275 " -memorylog " + _("Use in-memory logging for block index database (default: 1)") + "\n" +
278 " -paytxfee=<amt> " + _("Fee per KB to add to transactions you send") + "\n" +
279 " -mininput=<amt> " + str(boost::format(_("When creating transactions, ignore inputs with value less than this (default: %s)")) % FormatMoney(MIN_TXOUT_AMOUNT)) + "\n" +
281 " -server " + _("Accept command line and JSON-RPC commands") + "\n" +
283 #if !defined(WIN32) && !defined(QT_GUI)
284 " -daemon " + _("Run in the background as a daemon and accept commands") + "\n" +
286 " -testnet " + _("Use the test network") + "\n" +
287 " -debug " + _("Output extra debugging information. Implies all other -debug* options") + "\n" +
288 " -debugnet " + _("Output extra network debugging information") + "\n" +
289 " -logtimestamps " + _("Prepend debug output with timestamp") + "\n" +
290 " -shrinkdebugfile " + _("Shrink debug.log file on client startup (default: 1 when no -debug)") + "\n" +
291 " -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n" +
293 " -printtodebugger " + _("Send trace/debug info to debugger") + "\n" +
295 " -rpcuser=<user> " + _("Username for JSON-RPC connections") + "\n" +
296 " -rpcpassword=<pw> " + _("Password for JSON-RPC connections") + "\n" +
297 " -rpcport=<port> " + _("Listen for JSON-RPC connections on <port> (default: 8344 or testnet: 18344)") + "\n" +
298 " -rpcallowip=<ip> " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
299 " -rpcconnect=<ip> " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
300 " -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
301 " -walletnotify=<cmd> " + _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)") + "\n" +
302 " -confchange " + _("Require a confirmations for change (default: 0)") + "\n" +
303 " -upgradewallet " + _("Upgrade wallet to latest format") + "\n" +
304 " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n" +
305 " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n" +
306 " -salvagewallet " + _("Attempt to recover private keys from a corrupt wallet.dat") + "\n" +
307 " -checkblocks=<n> " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
308 " -checklevel=<n> " + _("How thorough the block verification is (0-6, default: 1)") + "\n" +
309 " -par=N " + _("Set the number of script verification threads (1-16, 0=auto, default: 0)") + "\n" +
310 " -loadblock=<file> " + _("Imports blocks from external blk000?.dat file") + "\n" +
312 "\n" + _("Block creation options:") + "\n" +
313 " -blockminsize=<n> " + _("Set minimum block size in bytes (default: 0)") + "\n" +
314 " -blockmaxsize=<n> " + _("Set maximum block size in bytes (default: 250000)") + "\n" +
315 " -blockprioritysize=<n> " + _("Set maximum size of high-priority/low-fee transactions in bytes (default: 27000)") + "\n" +
317 "\n" + _("SSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" +
318 " -rpcssl " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" +
319 " -rpcsslcertificatechainfile=<file.cert> " + _("Server certificate file (default: server.cert)") + "\n" +
320 " -rpcsslprivatekeyfile=<file.pem> " + _("Server private key (default: server.pem)") + "\n" +
321 " -rpcsslciphers=<ciphers> " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
326 /** Initialize bitcoin.
327 * @pre Parameters should be parsed and config file should be read.
331 // ********************************************************* Step 1: setup
333 // Turn off Microsoft heap dump noise
334 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
335 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
338 // Disable confusing "helpful" text message on abort, Ctrl-C
339 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
342 // Enable Data Execution Prevention (DEP)
343 // Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
344 // A failure is non-critical and needs no further attention!
345 #ifndef PROCESS_DEP_ENABLE
346 // We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
347 // which is not correct. Can be removed, when GCCs winbase.h is fixed!
348 #define PROCESS_DEP_ENABLE 0x00000001
350 typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
351 PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
352 if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
357 // Clean shutdown on SIGTERM
359 sa.sa_handler = HandleSIGTERM;
360 sigemptyset(&sa.sa_mask);
362 sigaction(SIGTERM, &sa, NULL);
363 sigaction(SIGINT, &sa, NULL);
365 // Reopen debug.log on SIGHUP
366 struct sigaction sa_hup;
367 sa_hup.sa_handler = HandleSIGHUP;
368 sigemptyset(&sa_hup.sa_mask);
370 sigaction(SIGHUP, &sa_hup, NULL);
373 // ********************************************************* Step 2: parameter interactions
375 nNodeLifespan = GetArg("-addrlifespan", 7);
376 fUseFastIndex = GetBoolArg("-fastindex", true);
377 fUseMemoryLog = GetBoolArg("-memorylog", true);
378 nMinerSleep = GetArg("-minersleep", 500);
380 // Ping and address broadcast intervals
381 nPingInterval = max<int64_t>(10 * 60, GetArg("-keepalive", 30 * 60));
383 nBroadcastInterval = max<int64_t>(6 * 60 * 60, GetArg("-addrsetlifetime", 24 * 60 * 60));
385 CheckpointsMode = Checkpoints::STRICT;
386 std::string strCpMode = GetArg("-cppolicy", "strict");
388 if(strCpMode == "strict") {
389 CheckpointsMode = Checkpoints::STRICT;
392 if(strCpMode == "advisory") {
393 CheckpointsMode = Checkpoints::ADVISORY;
396 if(strCpMode == "permissive") {
397 CheckpointsMode = Checkpoints::PERMISSIVE;
400 fTestNet = GetBoolArg("-testnet");
402 SoftSetBoolArg("-irc", true);
405 if (mapArgs.count("-bind")) {
406 // when specifying an explicit binding address, you want to listen on it
407 // even when -connect or -proxy is specified
408 SoftSetBoolArg("-listen", true);
411 if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
412 // when only connecting to trusted nodes, do not seed via DNS, or listen by default
413 SoftSetBoolArg("-dnsseed", false);
414 SoftSetBoolArg("-listen", false);
417 if (mapArgs.count("-proxy")) {
418 // to protect privacy, do not listen by default if a proxy server is specified
419 SoftSetBoolArg("-listen", false);
422 if (!GetBoolArg("-listen", true)) {
423 // do not map ports or try to retrieve public IP when not listening (pointless)
424 SoftSetBoolArg("-upnp", false);
425 SoftSetBoolArg("-discover", false);
428 if (mapArgs.count("-externalip")) {
429 // if an explicit public IP is specified, do not try to find others
430 SoftSetBoolArg("-discover", false);
433 if (GetBoolArg("-salvagewallet")) {
434 // Rewrite just private keys: rescan to find transactions
435 SoftSetBoolArg("-rescan", true);
438 // ********************************************************* Step 3: parameter-to-internal-flags
440 // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
441 nScriptCheckThreads = GetArg("-par", 0);
442 if (nScriptCheckThreads == 0)
443 nScriptCheckThreads = boost::thread::hardware_concurrency();
444 if (nScriptCheckThreads <= 1)
445 nScriptCheckThreads = 0;
446 else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS)
447 nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
449 fDebug = GetBoolArg("-debug");
451 // -debug implies fDebug*
455 fDebugNet = GetBoolArg("-debugnet");
457 bitdb.SetDetach(GetBoolArg("-detachdb", false));
459 #if !defined(WIN32) && !defined(QT_GUI)
460 fDaemon = GetBoolArg("-daemon");
468 fServer = GetBoolArg("-server");
470 /* force fServer when running without GUI */
474 fPrintToConsole = GetBoolArg("-printtoconsole");
475 fPrintToDebugger = GetBoolArg("-printtodebugger");
476 fLogTimestamps = GetBoolArg("-logtimestamps");
478 if (mapArgs.count("-timeout"))
480 int nNewTimeout = GetArg("-timeout", 5000);
481 if (nNewTimeout > 0 && nNewTimeout < 600000)
482 nConnectTimeout = nNewTimeout;
485 // Continue to put "/P2SH/" in the coinbase to monitor
487 // This can be removed eventually...
488 const char* pszP2SH = "/P2SH/";
489 COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
492 if (mapArgs.count("-paytxfee"))
494 if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
495 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"].c_str()));
496 if (nTransactionFee > 0.25 * COIN)
497 InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
500 fConfChange = GetBoolArg("-confchange", false);
502 if (mapArgs.count("-mininput"))
504 if (!ParseMoney(mapArgs["-mininput"], nMinimumInputValue))
505 return InitError(strprintf(_("Invalid amount for -mininput=<amount>: '%s'"), mapArgs["-mininput"].c_str()));
508 // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
510 std::string strDataDir = GetDataDir().string();
511 strWalletFileName = GetArg("-wallet", "wallet.dat");
513 // strWalletFileName must be a plain filename without a directory
514 if (strWalletFileName != boost::filesystem::basename(strWalletFileName) + boost::filesystem::extension(strWalletFileName))
515 return InitError(strprintf(_("Wallet %s resides outside data directory %s."), strWalletFileName.c_str(), strDataDir.c_str()));
517 // Make sure only a single Bitcoin process is using the data directory.
518 boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
519 FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
520 if (file) fclose(file);
521 static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
522 if (!lock.try_lock())
523 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. NovaCoin is probably already running."), strDataDir.c_str()));
525 #if !defined(WIN32) && !defined(QT_GUI)
532 fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
537 CreatePidFile(GetPidFile(), pid);
541 pid_t sid = setsid();
543 fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
547 if (GetBoolArg("-shrinkdebugfile", !fDebug))
549 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
550 printf("NovaCoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
551 printf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
553 printf("Startup time: %s\n", DateTimeStrFormat("%x %H:%M:%S", GetTime()).c_str());
554 printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
555 printf("Used data directory %s\n", strDataDir.c_str());
556 std::ostringstream strErrors;
559 fprintf(stdout, "NovaCoin server starting\n");
561 if (nScriptCheckThreads) {
562 printf("Using %u threads for script verification\n", nScriptCheckThreads);
563 for (int i=0; i<nScriptCheckThreads-1; i++)
564 NewThread(ThreadScriptCheck, NULL);
569 // ********************************************************* Step 5: verify database integrity
571 uiInterface.InitMessage(_("Verifying database integrity..."));
573 if (!bitdb.Open(GetDataDir()))
575 string msg = strprintf(_("Error initializing database environment %s!"
576 " To recover, BACKUP THAT DIRECTORY, then remove"
577 " everything from it except for wallet.dat."), strDataDir.c_str());
578 return InitError(msg);
581 if (GetBoolArg("-salvagewallet"))
583 // Recover readable keypairs:
584 if (!CWalletDB::Recover(bitdb, strWalletFileName, true))
588 if (filesystem::exists(GetDataDir() / strWalletFileName))
590 CDBEnv::VerifyResult r = bitdb.Verify(strWalletFileName, CWalletDB::Recover);
591 if (r == CDBEnv::RECOVER_OK)
593 string msg = strprintf(_("Warning: wallet.dat corrupt, data salvaged!"
594 " Original wallet.dat saved as wallet.{timestamp}.bak in %s; if"
595 " your balance or transactions are incorrect you should"
596 " restore from a backup."), strDataDir.c_str());
597 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
599 if (r == CDBEnv::RECOVER_FAIL)
600 return InitError(_("wallet.dat corrupt, salvage failed"));
603 // ********************************************************* Step 6: network initialization
605 int nSocksVersion = GetArg("-socks", 5);
607 if (nSocksVersion != 4 && nSocksVersion != 5)
608 return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion));
610 if (mapArgs.count("-onlynet")) {
611 std::set<enum Network> nets;
612 BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
613 enum Network net = ParseNetwork(snet);
614 if (net == NET_UNROUTABLE)
615 return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str()));
618 for (int n = 0; n < NET_MAX; n++) {
619 enum Network net = (enum Network)n;
620 if (!nets.count(net))
624 #if defined(USE_IPV6)
627 SetLimited(NET_IPV6);
633 if (mapArgs.count("-proxy")) {
634 addrProxy = CService(mapArgs["-proxy"], 9050);
635 if (!addrProxy.IsValid())
636 return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
638 if (!IsLimited(NET_IPV4))
639 SetProxy(NET_IPV4, addrProxy, nSocksVersion);
640 if (nSocksVersion > 4) {
642 if (!IsLimited(NET_IPV6))
643 SetProxy(NET_IPV6, addrProxy, nSocksVersion);
645 SetNameProxy(addrProxy, nSocksVersion);
650 // -tor can override normal proxy, -notor disables tor entirely
651 if (!(mapArgs.count("-tor") && mapArgs["-tor"] == "0") && (fProxy || mapArgs.count("-tor"))) {
653 if (!mapArgs.count("-tor"))
654 addrOnion = addrProxy;
656 addrOnion = CService(mapArgs["-tor"], 9050);
657 if (!addrOnion.IsValid())
658 return InitError(strprintf(_("Invalid -tor address: '%s'"), mapArgs["-tor"].c_str()));
659 SetProxy(NET_TOR, addrOnion, 5);
660 SetReachable(NET_TOR);
663 // see Step 2: parameter interactions for more information about these
664 if (!IsLimited(NET_IPV4) || !IsLimited(NET_IPV6))
666 fNoListen = !GetBoolArg("-listen", true);
667 fDiscover = GetBoolArg("-discover", true);
668 fNameLookup = GetBoolArg("-dns", true);
670 fUseUPnP = GetBoolArg("-upnp", USE_UPNP);
673 // Don't listen, discover addresses or search for nodes if IPv4 and IPv6 networking is disabled.
675 fDiscover = fNameLookup = fUseUPnP = false;
676 SoftSetBoolArg("-irc", false);
677 SoftSetBoolArg("-dnsseed", false);
683 std::string strError;
684 if (mapArgs.count("-bind")) {
685 BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
687 if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
688 return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str()));
689 fBound |= Bind(addrBind);
692 struct in_addr inaddr_any;
693 inaddr_any.s_addr = INADDR_ANY;
695 if (!IsLimited(NET_IPV6))
696 fBound |= Bind(CService(in6addr_any, GetListenPort()), false);
698 if (!IsLimited(NET_IPV4))
699 fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound);
702 return InitError(_("Failed to listen on any port. Use -listen=0 if you want this."));
705 if (mapArgs.count("-externalip"))
707 BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"]) {
708 CService addrLocal(strAddr, GetListenPort(), fNameLookup);
709 if (!addrLocal.IsValid())
710 return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str()));
711 AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
715 if (mapArgs.count("-reservebalance")) // ppcoin: reserve balance amount
717 int64_t nReserveBalance = 0;
718 if (!ParseMoney(mapArgs["-reservebalance"], nReserveBalance))
720 InitError(_("Invalid amount for -reservebalance=<amount>"));
725 if (mapArgs.count("-checkpointkey")) // ppcoin: checkpoint master priv key
727 if (!Checkpoints::SetCheckpointPrivKey(GetArg("-checkpointkey", "")))
728 InitError(_("Unable to sign checkpoint, wrong checkpointkey?\n"));
731 BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
734 // ********************************************************* Step 7: load blockchain
736 if (!bitdb.Open(GetDataDir()))
738 string msg = strprintf(_("Error initializing database environment %s!"
739 " To recover, BACKUP THAT DIRECTORY, then remove"
740 " everything from it except for wallet.dat."), strDataDir.c_str());
741 return InitError(msg);
744 if (GetBoolArg("-loadblockindextest"))
747 txdb.LoadBlockIndex();
752 uiInterface.InitMessage(_("Loading block index..."));
753 printf("Loading block index...\n");
754 nStart = GetTimeMillis();
755 if (!LoadBlockIndex())
756 return InitError(_("Error loading blkindex.dat"));
759 // as LoadBlockIndex can take several minutes, it's possible the user
760 // requested to kill bitcoin-qt during the last operation. If so, exit.
761 // As the program has not fully started yet, Shutdown() is possibly overkill.
762 if (fRequestShutdown)
764 printf("Shutdown requested. Exiting.\n");
767 printf(" block index %15" PRId64 "ms\n", GetTimeMillis() - nStart);
769 if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
775 if (mapArgs.count("-printblock"))
777 string strMatch = mapArgs["-printblock"];
779 for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
781 uint256 hash = (*mi).first;
782 if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
784 CBlockIndex* pindex = (*mi).second;
786 block.ReadFromDisk(pindex);
787 block.BuildMerkleTree();
794 printf("No blocks matching %s were found\n", strMatch.c_str());
798 // ********************************************************* Step 8: load wallet
800 uiInterface.InitMessage(_("Loading wallet..."));
801 printf("Loading wallet...\n");
802 nStart = GetTimeMillis();
803 bool fFirstRun = true;
804 pwalletMain = new CWallet(strWalletFileName);
805 DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
806 if (nLoadWalletRet != DB_LOAD_OK)
808 if (nLoadWalletRet == DB_CORRUPT)
809 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
810 else if (nLoadWalletRet == DB_NONCRITICAL_ERROR)
812 string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
813 " or address book entries might be missing or incorrect."));
814 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
816 else if (nLoadWalletRet == DB_TOO_NEW)
817 strErrors << _("Error loading wallet.dat: Wallet requires newer version of NovaCoin") << "\n";
818 else if (nLoadWalletRet == DB_NEED_REWRITE)
820 strErrors << _("Wallet needed to be rewritten: restart NovaCoin to complete") << "\n";
821 printf("%s", strErrors.str().c_str());
822 return InitError(strErrors.str());
825 strErrors << _("Error loading wallet.dat") << "\n";
828 if (GetBoolArg("-upgradewallet", fFirstRun))
830 int nMaxVersion = GetArg("-upgradewallet", 0);
831 if (nMaxVersion == 0) // the -upgradewallet without argument case
833 printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
834 nMaxVersion = CLIENT_VERSION;
835 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
838 printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
839 if (nMaxVersion < pwalletMain->GetVersion())
840 strErrors << _("Cannot downgrade wallet") << "\n";
841 pwalletMain->SetMaxVersion(nMaxVersion);
846 // Create new keyUser and set as default key
847 RandAddSeedPerfmon();
849 CPubKey newDefaultKey;
850 if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
851 strErrors << _("Cannot initialize keypool") << "\n";
852 pwalletMain->SetDefaultKey(newDefaultKey);
853 if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
854 strErrors << _("Cannot write default address") << "\n";
857 printf("%s", strErrors.str().c_str());
858 printf(" wallet %15" PRId64 "ms\n", GetTimeMillis() - nStart);
860 RegisterWallet(pwalletMain);
862 CBlockIndex *pindexRescan = pindexBest;
863 if (GetBoolArg("-rescan"))
864 pindexRescan = pindexGenesisBlock;
867 CWalletDB walletdb(strWalletFileName);
868 CBlockLocator locator;
869 if (walletdb.ReadBestBlock(locator))
870 pindexRescan = locator.GetBlockIndex();
872 if (pindexBest != pindexRescan && pindexBest && pindexRescan && pindexBest->nHeight > pindexRescan->nHeight)
874 uiInterface.InitMessage(_("Rescanning..."));
875 printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
876 nStart = GetTimeMillis();
877 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
878 printf(" rescan %15" PRId64 "ms\n", GetTimeMillis() - nStart);
881 // ********************************************************* Step 9: import blocks
883 if (mapArgs.count("-loadblock"))
885 uiInterface.InitMessage(_("Importing blockchain data file."));
887 BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"])
889 FILE *file = fopen(strFile.c_str(), "rb");
891 LoadExternalBlockFile(file);
896 filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
897 if (filesystem::exists(pathBootstrap)) {
898 uiInterface.InitMessage(_("Importing bootstrap blockchain data file."));
900 FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
902 filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
903 LoadExternalBlockFile(file);
904 RenameOver(pathBootstrap, pathBootstrapOld);
908 // ********************************************************* Step 10: load peers
910 uiInterface.InitMessage(_("Loading addresses..."));
911 printf("Loading addresses...\n");
912 nStart = GetTimeMillis();
916 if (!adb.Read(addrman))
917 printf("Invalid or missing peers.dat; recreating\n");
920 printf("Loaded %i addresses from peers.dat %" PRId64 "ms\n",
921 addrman.size(), GetTimeMillis() - nStart);
923 // ********************************************************* Step 11: start node
925 if (!CheckDiskSpace())
928 RandAddSeedPerfmon();
931 printf("mapBlockIndex.size() = %" PRIszu "\n", mapBlockIndex.size());
932 printf("nBestHeight = %d\n", nBestHeight);
933 printf("setKeyPool.size() = %" PRIszu "\n", pwalletMain->setKeyPool.size());
934 printf("mapWallet.size() = %" PRIszu "\n", pwalletMain->mapWallet.size());
935 printf("mapAddressBook.size() = %" PRIszu "\n", pwalletMain->mapAddressBook.size());
937 if (!NewThread(StartNode, NULL))
938 InitError(_("Error: could not start node"));
941 NewThread(ThreadRPCServer, NULL);
943 // ********************************************************* Step 12: finished
945 uiInterface.InitMessage(_("Done loading"));
946 printf("Done loading\n");
948 if (!strErrors.str().empty())
949 return InitError(strErrors.str());
951 // Add wallet transactions that aren't already in a block to mapTransactions
952 pwalletMain->ReacceptWalletTransactions();
955 // Loop until process is exit()ed from shutdown() function,
956 // called from ThreadRPCServer thread when a "stop" command is received.