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.
5 #include "txdb-leveldb.h"
7 #include "bitcoinrpc.h"
11 #include "ipcollector.h"
12 #include "interface.h"
13 #include "checkpoints.h"
14 #include <boost/format.hpp>
15 #include <boost/filesystem.hpp>
16 #include <boost/filesystem/fstream.hpp>
17 #include <boost/filesystem/convenience.hpp>
18 #include <boost/interprocess/sync/file_lock.hpp>
19 #include <boost/algorithm/string/predicate.hpp>
20 #include <openssl/crypto.h>
28 using namespace boost;
31 CClientUIInterface uiInterface;
32 std::string strWalletFileName;
34 unsigned int nNodeLifespan;
37 enum Checkpoints::CPMode CheckpointsMode;
39 // Ping and address broadcast intervals
40 extern int64_t nPingInterval;
41 extern int64_t nReserveBalance;
43 //////////////////////////////////////////////////////////////////////////////
48 void ExitTimeout(void* parg)
59 // ensure we leave the Qt main loop for a clean GUI exit (Shutdown() is called in bitcoin.cpp afterwards)
60 uiInterface.QueueShutdown();
62 // Without UI, Shutdown() can simply be started in a new thread
63 NewThread(Shutdown, NULL);
67 void Shutdown(void* parg)
69 static CCriticalSection cs_Shutdown;
72 // Make this thread recognisable as the shutdown thread
73 RenameThread("novacoin-shutoff");
75 bool fFirstThread = false;
77 TRY_LOCK(cs_Shutdown, lockShutdown);
80 fFirstThread = !fTaken;
88 fRequestShutdown = true;
89 nTransactionsUpdated++;
95 boost::filesystem::remove(GetPidFile());
96 UnregisterWallet(pwalletMain);
98 NewThread(ExitTimeout, NULL);
100 printf("NovaCoin exited\n\n");
103 // ensure non-UI client gets exited here, but let Bitcoin-Qt reach 'return 0;' in bitcoin.cpp
116 void HandleSIGTERM(int)
118 fRequestShutdown = true;
121 void HandleSIGHUP(int)
123 fReopenDebugLog = true;
130 //////////////////////////////////////////////////////////////////////////////
135 bool AppInit(int argc, char* argv[])
143 // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
144 ParseParameters(argc, argv);
145 if (!boost::filesystem::is_directory(GetDataDir(false)))
147 fprintf(stderr, "Error: Specified directory does not exist\n");
150 ReadConfigFile(mapArgs, mapMultiArgs);
152 if (mapArgs.count("-?") || mapArgs.count("--help"))
154 // First part of help message is specific to bitcoind / RPC client
155 std::string strUsage = _("NovaCoin version") + " " + FormatFullVersion() + "\n\n" +
157 " novacoind [options] " + "\n" +
158 " novacoind [options] <command> [params] " + _("Send command to -server or novacoind") + "\n" +
159 " novacoind [options] help " + _("List commands") + "\n" +
160 " novacoind [options] help <command> " + _("Get help for a command") + "\n";
162 strUsage += "\n" + HelpMessage();
164 fprintf(stdout, "%s", strUsage.c_str());
169 for (int i = 1; i < argc; i++)
170 if (!IsSwitchChar(argv[i][0]) && !boost::algorithm::istarts_with(argv[i], "novacoin:"))
175 int ret = CommandLineRPC(argc, argv);
181 catch (std::exception& e) {
182 PrintException(&e, "AppInit()");
184 PrintException(NULL, "AppInit()");
191 extern void noui_connect();
192 int main(int argc, char* argv[])
195 // Connect bitcoind signal handlers
198 bool 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 " -torname=<host.onion> " + _("Send the specified hidden service name when connecting to Tor nodes (default: none)") + "\n"
248 " -dns " + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n" +
249 " -port=<port> " + _("Listen for connections on <port> (default: 7777 or testnet: 17777)") + "\n" +
250 " -maxconnections=<n> " + _("Maintain at most <n> connections to peers (default: 125)") + "\n" +
251 " -addnode=<ip> " + _("Add a node to connect to and attempt to keep the connection open") + "\n" +
252 " -connect=<ip> " + _("Connect only to the specified node(s)") + "\n" +
253 " -seednode=<ip> " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n" +
254 " -externalip=<ip> " + _("Specify your own public address") + "\n" +
255 " -onlynet=<net> " + _("Only connect to nodes in network <net> (IPv4, IPv6 or Onion)") + "\n" +
256 " -discover " + _("Discover own IP address (default: 1 when listening and no -externalip)") + "\n" +
257 " -irc " + _("Find peers using internet relay chat (default: 1)") + "\n" +
258 " -listen " + _("Accept connections from outside (default: 1 if no -proxy or -connect)") + "\n" +
259 " -bind=<addr> " + _("Bind to given address. Use [host]:port notation for IPv6") + "\n" +
260 " -dnsseed " + _("Find peers using DNS lookup (default: 1)") + "\n" +
261 " -cppolicy " + _("Sync checkpoints policy (default: strict)") + "\n" +
262 " -banscore=<n> " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" +
263 " -bantime=<n> " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" +
264 " -maxreceivebuffer=<n> " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 5000)") + "\n" +
265 " -maxsendbuffer=<n> " + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 1000)") + "\n" +
266 " -detachdb " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
268 #ifdef DB_LOG_IN_MEMORY
269 " -memorylog " + _("Use in-memory logging for block index database (default: 1)") + "\n" +
272 " -paytxfee=<amt> " + _("Fee per KB to add to transactions you send") + "\n" +
273 " -mininput=<amt> " + str(boost::format(_("When creating transactions, ignore inputs with value less than this (default: %s)")) % FormatMoney(MIN_TXOUT_AMOUNT)) + "\n" +
275 " -server " + _("Accept command line and JSON-RPC commands") + "\n" +
277 #if !defined(WIN32) && !defined(QT_GUI)
278 " -daemon " + _("Run in the background as a daemon and accept commands") + "\n" +
280 " -testnet " + _("Use the test network") + "\n" +
281 " -debug " + _("Output extra debugging information. Implies all other -debug* options") + "\n" +
282 " -debugnet " + _("Output extra network debugging information") + "\n" +
283 " -logtimestamps " + _("Prepend debug output with timestamp") + "\n" +
284 " -shrinkdebugfile " + _("Shrink debug.log file on client startup (default: 1 when no -debug)") + "\n" +
285 " -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n" +
287 " -printtodebugger " + _("Send trace/debug info to debugger") + "\n" +
289 " -rpcuser=<user> " + _("Username for JSON-RPC connections") + "\n" +
290 " -rpcpassword=<pw> " + _("Password for JSON-RPC connections") + "\n" +
291 " -rpcport=<port> " + _("Listen for JSON-RPC connections on <port> (default: 8344 or testnet: 18344)") + "\n" +
292 " -rpcallowip=<ip> " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
293 " -rpcconnect=<ip> " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
294 " -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
295 " -walletnotify=<cmd> " + _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)") + "\n" +
296 " -peercollector=<cmd> " + _("Execute command to collect peer addresses") + "\n" +
297 " -confchange " + _("Require a confirmations for change (default: 0)") + "\n" +
298 " -upgradewallet " + _("Upgrade wallet to latest format") + "\n" +
299 " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n" +
300 " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n" +
301 " -zapwallettxes " + _("Clear list of wallet transactions (diagnostic tool; implies -rescan)") + "\n" +
302 " -salvagewallet " + _("Attempt to recover private keys from a corrupt wallet.dat") + "\n" +
303 " -checkblocks=<n> " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
304 " -checklevel=<n> " + _("How thorough the block verification is (0-6, default: 1)") + "\n" +
305 " -par=N " + _("Set the number of script verification threads (1-16, 0=auto, default: 0)") + "\n" +
306 " -loadblock=<file> " + _("Imports blocks from external blk000?.dat file") + "\n" +
308 "\n" + _("Block creation options:") + "\n" +
309 " -blockminsize=<n> " + _("Set minimum block size in bytes (default: 0)") + "\n" +
310 " -blockmaxsize=<n> " + _("Set maximum block size in bytes (default: 250000)") + "\n" +
311 " -blockprioritysize=<n> " + _("Set maximum size of high-priority/low-fee transactions in bytes (default: 27000)") + "\n";
316 /** Initialize bitcoin.
317 * @pre Parameters should be parsed and config file should be read.
321 // ********************************************************* Step 1: setup
323 // Turn off Microsoft heap dump noise
324 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
325 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
328 // Disable confusing "helpful" text message on abort, Ctrl-C
329 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
332 // Enable Data Execution Prevention (DEP)
333 // Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
334 // A failure is non-critical and needs no further attention!
335 #ifndef PROCESS_DEP_ENABLE
336 // We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
337 // which is not correct. Can be removed, when GCCs winbase.h is fixed!
338 #define PROCESS_DEP_ENABLE 0x00000001
340 typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
341 PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
342 if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
344 // Initialize Windows Sockets
346 int ret = WSAStartup(MAKEWORD(2,2), &wsadata);
349 return InitError(strprintf("Error: TCP/IP socket library failed to start (WSAStartup returned error %d)", ret));
355 // Clean shutdown on SIGTERM
357 sa.sa_handler = HandleSIGTERM;
358 sigemptyset(&sa.sa_mask);
360 sigaction(SIGTERM, &sa, NULL);
361 sigaction(SIGINT, &sa, NULL);
363 // Reopen debug.log on SIGHUP
364 struct sigaction sa_hup;
365 sa_hup.sa_handler = HandleSIGHUP;
366 sigemptyset(&sa_hup.sa_mask);
368 sigaction(SIGHUP, &sa_hup, NULL);
371 // ********************************************************* Step 2: parameter interactions
373 nNodeLifespan = GetArgUInt("-addrlifespan", 7);
374 fUseFastIndex = GetBoolArg("-fastindex", true);
375 fUseMemoryLog = GetBoolArg("-memorylog", true);
377 // Ping and address broadcast intervals
378 nPingInterval = max<int64_t>(10 * 60, GetArg("-keepalive", 30 * 60));
380 CheckpointsMode = Checkpoints::STRICT;
381 std::string strCpMode = GetArg("-cppolicy", "strict");
383 if(strCpMode == "strict") {
384 CheckpointsMode = Checkpoints::STRICT;
387 if(strCpMode == "advisory") {
388 CheckpointsMode = Checkpoints::ADVISORY;
391 if(strCpMode == "permissive") {
392 CheckpointsMode = Checkpoints::PERMISSIVE;
395 fTestNet = GetBoolArg("-testnet");
397 SoftSetBoolArg("-irc", true);
400 if (mapArgs.count("-bind")) {
401 // when specifying an explicit binding address, you want to listen on it
402 // even when -connect or -proxy is specified
403 SoftSetBoolArg("-listen", true);
406 if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
407 // when only connecting to trusted nodes, do not seed via DNS, or listen by default
408 SoftSetBoolArg("-dnsseed", false);
409 SoftSetBoolArg("-listen", false);
412 if (mapArgs.count("-proxy")) {
413 // to protect privacy, do not listen by default if a proxy server is specified
414 SoftSetBoolArg("-listen", false);
417 if (!GetBoolArg("-listen", true)) {
418 // do not map ports or try to retrieve public IP when not listening (pointless)
419 SoftSetBoolArg("-discover", false);
422 if (mapArgs.count("-externalip")) {
423 // if an explicit public IP is specified, do not try to find others
424 SoftSetBoolArg("-discover", false);
427 if (GetBoolArg("-salvagewallet")) {
428 // Rewrite just private keys: rescan to find transactions
429 SoftSetBoolArg("-rescan", true);
432 if (GetBoolArg("-zapwallettxes", false)) {
433 // -zapwallettx implies a rescan
434 if (SoftSetBoolArg("-rescan", true))
435 printf("AppInit2 : parameter interaction: -zapwallettxes=1 -> setting -rescan=1\n");
438 // ********************************************************* Step 3: parameter-to-internal-flags
440 // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
441 nScriptCheckThreads = GetArgInt("-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 = GetArgInt("-timeout", 5000);
481 if (nNewTimeout > 0 && nNewTimeout < 600000)
482 nConnectTimeout = nNewTimeout;
485 // Put client version data into coinbase flags.
486 COINBASE_FLAGS << PROTOCOL_VERSION << DISPLAY_VERSION_MAJOR << DISPLAY_VERSION_MINOR << DISPLAY_VERSION_REVISION;
488 if (mapArgs.count("-paytxfee"))
490 if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
491 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"].c_str()));
492 if (nTransactionFee > 0.25 * COIN)
493 InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
496 fConfChange = GetBoolArg("-confchange", false);
498 if (mapArgs.count("-mininput"))
500 if (!ParseMoney(mapArgs["-mininput"], nMinimumInputValue))
501 return InitError(strprintf(_("Invalid amount for -mininput=<amount>: '%s'"), mapArgs["-mininput"].c_str()));
504 // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
506 std::string strDataDir = GetDataDir().string();
507 strWalletFileName = GetArg("-wallet", "wallet.dat");
509 // strWalletFileName must be a plain filename without a directory
510 if (strWalletFileName != boost::filesystem::basename(strWalletFileName) + boost::filesystem::extension(strWalletFileName))
511 return InitError(strprintf(_("Wallet %s resides outside data directory %s."), strWalletFileName.c_str(), strDataDir.c_str()));
513 // Make sure only a single Bitcoin process is using the data directory.
514 boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
515 FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
516 if (file) fclose(file);
517 static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
518 if (!lock.try_lock())
519 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. NovaCoin is probably already running."), strDataDir.c_str()));
521 #if !defined(WIN32) && !defined(QT_GUI)
528 fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
533 CreatePidFile(GetPidFile(), pid);
537 pid_t sid = setsid();
539 fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
543 if (GetBoolArg("-shrinkdebugfile", !fDebug))
545 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
546 printf("NovaCoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
547 printf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
549 printf("Startup time: %s\n", DateTimeStrFormat("%x %H:%M:%S", GetTime()).c_str());
550 printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
551 printf("Used data directory %s\n", strDataDir.c_str());
552 std::ostringstream strErrors;
555 fprintf(stdout, "NovaCoin server starting\n");
557 if (nScriptCheckThreads) {
558 printf("Using %u threads for script verification\n", nScriptCheckThreads);
559 for (int i=0; i<nScriptCheckThreads-1; i++)
560 NewThread(ThreadScriptCheck, NULL);
565 // ********************************************************* Step 5: verify database integrity
567 uiInterface.InitMessage(_("Verifying database integrity..."));
569 if (!bitdb.Open(GetDataDir()))
571 string msg = strprintf(_("Error initializing database environment %s!"
572 " To recover, BACKUP THAT DIRECTORY, then remove"
573 " everything from it except for wallet.dat."), strDataDir.c_str());
574 return InitError(msg);
577 if (GetBoolArg("-salvagewallet"))
579 // Recover readable keypairs:
580 if (!CWalletDB::Recover(bitdb, strWalletFileName, true))
584 if (boost::filesystem::exists(GetDataDir() / strWalletFileName))
586 CDBEnv::VerifyResult r = bitdb.Verify(strWalletFileName, CWalletDB::Recover);
587 if (r == CDBEnv::RECOVER_OK)
589 string msg = strprintf(_("Warning: wallet.dat corrupt, data salvaged!"
590 " Original wallet.dat saved as wallet.{timestamp}.bak in %s; if"
591 " your balance or transactions are incorrect you should"
592 " restore from a backup."), strDataDir.c_str());
593 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
595 if (r == CDBEnv::RECOVER_FAIL)
596 return InitError(_("wallet.dat corrupt, salvage failed"));
599 // ********************************************************* Step 6: network initialization
601 int nSocksVersion = GetArgInt("-socks", 5);
603 if (nSocksVersion != 4 && nSocksVersion != 5)
604 return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion));
606 if (mapArgs.count("-onlynet")) {
607 std::set<enum Network> nets;
608 BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
609 enum Network net = ParseNetwork(snet);
610 if (net == NET_UNROUTABLE)
611 return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str()));
614 for (int n = 0; n < NET_MAX; n++) {
615 enum Network net = (enum Network)n;
616 if (!nets.count(net))
620 #if defined(USE_IPV6)
623 SetLimited(NET_IPV6);
629 if (mapArgs.count("-proxy")) {
630 addrProxy = CService(mapArgs["-proxy"], nSocksDefault);
631 if (!addrProxy.IsValid())
632 return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
634 if (!IsLimited(NET_IPV4))
635 SetProxy(NET_IPV4, addrProxy, nSocksVersion);
636 if (nSocksVersion > 4) {
638 if (!IsLimited(NET_IPV6))
639 SetProxy(NET_IPV6, addrProxy, nSocksVersion);
641 SetNameProxy(addrProxy, nSocksVersion);
646 // -tor can override normal proxy, -notor disables tor entirely
647 if (!(mapArgs.count("-tor") && mapArgs["-tor"] == "0") && (fProxy || mapArgs.count("-tor"))) {
649 if (!mapArgs.count("-tor"))
650 addrOnion = addrProxy;
652 addrOnion = CService(mapArgs["-tor"], nSocksDefault);
653 if (!addrOnion.IsValid())
654 return InitError(strprintf(_("Invalid -tor address: '%s'"), mapArgs["-tor"].c_str()));
655 SetProxy(NET_TOR, addrOnion, 5);
656 SetReachable(NET_TOR);
659 // see Step 2: parameter interactions for more information about these
660 if (!IsLimited(NET_IPV4) || !IsLimited(NET_IPV6))
662 fNoListen = !GetBoolArg("-listen", true);
663 fDiscover = GetBoolArg("-discover", true);
664 fNameLookup = GetBoolArg("-dns", true);
666 // Don't listen, discover addresses or search for nodes if IPv4 and IPv6 networking is disabled.
668 fDiscover = fNameLookup = false;
669 SoftSetBoolArg("-irc", false);
670 SoftSetBoolArg("-dnsseed", false);
676 std::string strError;
677 if (mapArgs.count("-bind")) {
678 BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
680 if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
681 return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str()));
682 fBound |= Bind(addrBind);
685 struct in_addr inaddr_any;
686 inaddr_any.s_addr = INADDR_ANY;
688 if (!IsLimited(NET_IPV6))
689 fBound |= Bind(CService(in6addr_any, GetListenPort()), false);
691 if (!IsLimited(NET_IPV4))
692 fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound);
696 return InitError(_("Failed to listen on any port. Use -listen=0 if you want this."));
699 // If Tor is reachable then listen on loopback interface,
700 // to allow allow other users reach you through the hidden service
701 if (!IsLimited(NET_TOR) && mapArgs.count("-torname")) {
702 std::string strError;
703 struct in_addr inaddr_loopback;
704 inaddr_loopback.s_addr = htonl(INADDR_LOOPBACK);
707 if (!BindListenPort(CService(in6addr_loopback, GetListenPort()), strError))
708 return InitError(strError);
710 if (!BindListenPort(CService(inaddr_loopback, GetListenPort()), strError))
711 return InitError(strError);
714 if (mapArgs.count("-externalip"))
716 BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"]) {
717 CService addrLocal(strAddr, GetListenPort(), fNameLookup);
718 if (!addrLocal.IsValid())
719 return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str()));
720 AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
724 if (mapArgs.count("-reservebalance")) // ppcoin: reserve balance amount
726 if (!ParseMoney(mapArgs["-reservebalance"], nReserveBalance))
728 InitError(_("Invalid amount for -reservebalance=<amount>"));
733 if (mapArgs.count("-checkpointkey")) // ppcoin: checkpoint master priv key
735 if (!Checkpoints::SetCheckpointPrivKey(GetArg("-checkpointkey", "")))
736 InitError(_("Unable to sign checkpoint, wrong checkpointkey?\n"));
739 BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
742 // ********************************************************* Step 7: load blockchain
744 if (!bitdb.Open(GetDataDir()))
746 string msg = strprintf(_("Error initializing database environment %s!"
747 " To recover, BACKUP THAT DIRECTORY, then remove"
748 " everything from it except for wallet.dat."), strDataDir.c_str());
749 return InitError(msg);
752 if (GetBoolArg("-loadblockindextest"))
755 txdb.LoadBlockIndex();
761 printf("Loading block index...\n");
762 bool fLoaded = false;
764 std::string strLoadError;
765 uiInterface.InitMessage(_("Loading block index..."));
767 nStart = GetTimeMillis();
772 if (!LoadBlockIndex()) {
773 strLoadError = _("Error loading block database");
776 } catch(const std::exception&) {
777 strLoadError = _("Error opening block database");
785 // TODO: suggest reindex here
786 return InitError(strLoadError);
790 // as LoadBlockIndex can take several minutes, it's possible the user
791 // requested to kill bitcoin-qt during the last operation. If so, exit.
792 // As the program has not fully started yet, Shutdown() is possibly overkill.
793 if (fRequestShutdown)
795 printf("Shutdown requested. Exiting.\n");
798 printf(" block index %15" PRId64 "ms\n", GetTimeMillis() - nStart);
800 if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
806 if (mapArgs.count("-printblock"))
808 string strMatch = mapArgs["-printblock"];
810 for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
812 uint256 hash = (*mi).first;
813 if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
815 CBlockIndex* pindex = (*mi).second;
817 block.ReadFromDisk(pindex);
818 block.BuildMerkleTree();
825 printf("No blocks matching %s were found\n", strMatch.c_str());
829 // ********************************************************* Step 8: load wallet
831 if (GetBoolArg("-zapwallettxes", false)) {
832 uiInterface.InitMessage(_("Zapping all transactions from wallet..."));
834 pwalletMain = new CWallet(strWalletFileName);
835 DBErrors nZapWalletRet = pwalletMain->ZapWalletTx();
836 if (nZapWalletRet != DB_LOAD_OK) {
837 uiInterface.InitMessage(_("Error loading wallet.dat: Wallet corrupted"));
844 uiInterface.InitMessage(_("Loading wallet..."));
845 printf("Loading wallet...\n");
846 nStart = GetTimeMillis();
847 bool fFirstRun = true;
848 pwalletMain = new CWallet(strWalletFileName);
849 DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
850 if (nLoadWalletRet != DB_LOAD_OK)
852 if (nLoadWalletRet == DB_CORRUPT)
853 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
854 else if (nLoadWalletRet == DB_NONCRITICAL_ERROR)
856 string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
857 " or address book entries might be missing or incorrect."));
858 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
860 else if (nLoadWalletRet == DB_TOO_NEW)
861 strErrors << _("Error loading wallet.dat: Wallet requires newer version of NovaCoin") << "\n";
862 else if (nLoadWalletRet == DB_NEED_REWRITE)
864 strErrors << _("Wallet needed to be rewritten: restart NovaCoin to complete") << "\n";
865 printf("%s", strErrors.str().c_str());
866 return InitError(strErrors.str());
869 strErrors << _("Error loading wallet.dat") << "\n";
872 if (GetBoolArg("-upgradewallet", fFirstRun))
874 int nMaxVersion = GetArgInt("-upgradewallet", 0);
875 if (nMaxVersion == 0) // the -upgradewallet without argument case
877 printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
878 nMaxVersion = CLIENT_VERSION;
879 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
882 printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
883 if (nMaxVersion < pwalletMain->GetVersion())
884 strErrors << _("Cannot downgrade wallet") << "\n";
885 pwalletMain->SetMaxVersion(nMaxVersion);
890 // Create new keyUser and set as default key
891 RandAddSeedPerfmon();
893 CPubKey newDefaultKey;
894 if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
895 strErrors << _("Cannot initialize keypool") << "\n";
896 pwalletMain->SetDefaultKey(newDefaultKey);
897 if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
898 strErrors << _("Cannot write default address") << "\n";
900 CMalleableKeyView keyView = pwalletMain->GenerateNewMalleableKey();
902 if (!pwalletMain->GetMalleableKey(keyView, mKey))
903 strErrors << _("Unable to generate new malleable key");
904 if (!pwalletMain->SetAddressBookName(CBitcoinAddress(keyView.GetMalleablePubKey()), ""))
905 strErrors << _("Cannot write default address") << "\n";
908 printf("%s", strErrors.str().c_str());
909 printf(" wallet %15" PRId64 "ms\n", GetTimeMillis() - nStart);
911 RegisterWallet(pwalletMain);
913 CBlockIndex *pindexRescan = pindexBest;
914 if (GetBoolArg("-rescan"))
915 pindexRescan = pindexGenesisBlock;
918 CWalletDB walletdb(strWalletFileName);
919 CBlockLocator locator;
920 if (walletdb.ReadBestBlock(locator))
921 pindexRescan = locator.GetBlockIndex();
923 if (pindexBest != pindexRescan && pindexBest && pindexRescan && pindexBest->nHeight > pindexRescan->nHeight)
925 uiInterface.InitMessage(_("Rescanning..."));
926 printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
927 nStart = GetTimeMillis();
928 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
929 printf(" rescan %15" PRId64 "ms\n", GetTimeMillis() - nStart);
932 // ********************************************************* Step 9: import blocks
934 if (mapArgs.count("-loadblock"))
936 uiInterface.InitMessage(_("Importing blockchain data file."));
938 BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"])
940 FILE *file = fopen(strFile.c_str(), "rb");
942 LoadExternalBlockFile(file);
947 boost::filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
948 if (boost::filesystem::exists(pathBootstrap)) {
949 uiInterface.InitMessage(_("Importing bootstrap blockchain data file."));
951 FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
953 boost::filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
954 LoadExternalBlockFile(file);
955 RenameOver(pathBootstrap, pathBootstrapOld);
959 // ********************************************************* Step 10: load peers
961 uiInterface.InitMessage(_("Loading addresses..."));
962 printf("Loading addresses...\n");
963 nStart = GetTimeMillis();
967 if (!adb.Read(addrman))
968 printf("Invalid or missing peers.dat; recreating\n");
971 printf("Loaded %i addresses from peers.dat %" PRId64 "ms\n",
972 addrman.size(), GetTimeMillis() - nStart);
974 // ********************************************************* Step 11: start node
976 if (!CheckDiskSpace())
979 RandAddSeedPerfmon();
982 printf("mapBlockIndex.size() = %" PRIszu "\n", mapBlockIndex.size());
983 printf("nBestHeight = %d\n", nBestHeight);
984 printf("setKeyPool.size() = %" PRIszu "\n", pwalletMain->setKeyPool.size());
985 printf("mapWallet.size() = %" PRIszu "\n", pwalletMain->mapWallet.size());
986 printf("mapAddressBook.size() = %" PRIszu "\n", pwalletMain->mapAddressBook.size());
988 if (!NewThread(StartNode, NULL))
989 InitError(_("Error: could not start node"));
994 // ********************************************************* Step 13: IP collection thread
995 strCollectorCommand = GetArg("-peercollector", "");
996 if (!fTestNet && strCollectorCommand != "")
997 NewThread(ThreadIPCollector, NULL);
998 // ********************************************************* Step 14: finished
1000 uiInterface.InitMessage(_("Done loading"));
1001 printf("Done loading\n");
1003 if (!strErrors.str().empty())
1004 return InitError(strErrors.str());
1006 // Add wallet transactions that aren't already in a block to mapTransactions
1007 pwalletMain->ReacceptWalletTransactions();
1009 #if !defined(QT_GUI)
1010 // Loop until process is exit()ed from shutdown() function,
1011 // called from ThreadRPCServer thread when a "stop" command is received.