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 nDerivationMethodIndex;
35 unsigned int nMinerSleep;
37 bool fUseFastStakeMiner;
39 enum Checkpoints::CPMode CheckpointsMode;
41 // Ping and address broadcast intervals
42 extern int64_t nPingInterval;
43 extern int64_t nBroadcastInterval;
45 //////////////////////////////////////////////////////////////////////////////
50 void ExitTimeout(void* parg)
61 // ensure we leave the Qt main loop for a clean GUI exit (Shutdown() is called in bitcoin.cpp afterwards)
62 uiInterface.QueueShutdown();
64 // Without UI, Shutdown() can simply be started in a new thread
65 NewThread(Shutdown, NULL);
69 void Shutdown(void* parg)
71 static CCriticalSection cs_Shutdown;
74 // Make this thread recognisable as the shutdown thread
75 RenameThread("novacoin-shutoff");
77 bool fFirstThread = false;
79 TRY_LOCK(cs_Shutdown, lockShutdown);
82 fFirstThread = !fTaken;
90 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[])
196 // Connect bitcoind signal handlers
199 fRet = AppInit(argc, argv);
208 bool static InitError(const std::string &str)
210 uiInterface.ThreadSafeMessageBox(str, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::MODAL);
214 bool static InitWarning(const std::string &str)
216 uiInterface.ThreadSafeMessageBox(str, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
221 bool static Bind(const CService &addr, bool fError = true) {
224 std::string strError;
225 if (!BindListenPort(addr, strError)) {
227 return InitError(strError);
233 // Core-specific options shared between UI and daemon
234 std::string HelpMessage()
236 string strUsage = _("Options:") + "\n" +
237 " -? " + _("This help message") + "\n" +
238 " -conf=<file> " + _("Specify configuration file (default: novacoin.conf)") + "\n" +
239 " -pid=<file> " + _("Specify pid file (default: novacoind.pid)") + "\n" +
240 " -datadir=<dir> " + _("Specify data directory") + "\n" +
241 " -wallet=<file> " + _("Specify wallet file (within data directory)") + "\n" +
242 " -dbcache=<n> " + _("Set database cache size in megabytes (default: 25)") + "\n" +
243 " -dblogsize=<n> " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
244 " -timeout=<n> " + _("Specify connection timeout in milliseconds (default: 5000)") + "\n" +
245 " -proxy=<ip:port> " + _("Connect through socks proxy") + "\n" +
246 " -socks=<n> " + _("Select the version of socks proxy to use (4-5, default: 5)") + "\n" +
247 " -tor=<ip:port> " + _("Use proxy to reach tor hidden services (default: same as -proxy)") + "\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 Tor)") + "\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" +
268 " -upnp " + _("Use UPnP to map the listening port (default: 1 when listening)") + "\n" +
270 " -upnp " + _("Use UPnP to map the listening port (default: 0)") + "\n" +
273 " -detachdb " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
275 #ifdef DB_LOG_IN_MEMORY
276 " -memorylog " + _("Use in-memory logging for block index database (default: 1)") + "\n" +
279 " -paytxfee=<amt> " + _("Fee per KB to add to transactions you send") + "\n" +
280 " -mininput=<amt> " + str(boost::format(_("When creating transactions, ignore inputs with value less than this (default: %s)")) % FormatMoney(MIN_TXOUT_AMOUNT)) + "\n" +
282 " -server " + _("Accept command line and JSON-RPC commands") + "\n" +
284 #if !defined(WIN32) && !defined(QT_GUI)
285 " -daemon " + _("Run in the background as a daemon and accept commands") + "\n" +
287 " -testnet " + _("Use the test network") + "\n" +
288 " -debug " + _("Output extra debugging information. Implies all other -debug* options") + "\n" +
289 " -debugnet " + _("Output extra network debugging information") + "\n" +
290 " -logtimestamps " + _("Prepend debug output with timestamp") + "\n" +
291 " -shrinkdebugfile " + _("Shrink debug.log file on client startup (default: 1 when no -debug)") + "\n" +
292 " -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n" +
294 " -printtodebugger " + _("Send trace/debug info to debugger") + "\n" +
296 " -rpcuser=<user> " + _("Username for JSON-RPC connections") + "\n" +
297 " -rpcpassword=<pw> " + _("Password for JSON-RPC connections") + "\n" +
298 " -rpcport=<port> " + _("Listen for JSON-RPC connections on <port> (default: 8344 or testnet: 18344)") + "\n" +
299 " -rpcallowip=<ip> " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
300 " -rpcconnect=<ip> " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
301 " -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
302 " -walletnotify=<cmd> " + _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)") + "\n" +
303 " -confchange " + _("Require a confirmations for change (default: 0)") + "\n" +
304 " -upgradewallet " + _("Upgrade wallet to latest format") + "\n" +
305 " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n" +
306 " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n" +
307 " -salvagewallet " + _("Attempt to recover private keys from a corrupt wallet.dat") + "\n" +
308 " -checkblocks=<n> " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
309 " -checklevel=<n> " + _("How thorough the block verification is (0-6, default: 1)") + "\n" +
310 " -par=N " + _("Set the number of script verification threads (1-16, 0=auto, default: 0)") + "\n" +
311 " -loadblock=<file> " + _("Imports blocks from external blk000?.dat file") + "\n" +
313 "\n" + _("Block creation options:") + "\n" +
314 " -blockminsize=<n> " + _("Set minimum block size in bytes (default: 0)") + "\n" +
315 " -blockmaxsize=<n> " + _("Set maximum block size in bytes (default: 250000)") + "\n" +
316 " -blockprioritysize=<n> " + _("Set maximum size of high-priority/low-fee transactions in bytes (default: 27000)") + "\n" +
318 "\n" + _("SSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" +
319 " -rpcssl " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" +
320 " -rpcsslcertificatechainfile=<file.cert> " + _("Server certificate file (default: server.cert)") + "\n" +
321 " -rpcsslprivatekeyfile=<file.pem> " + _("Server private key (default: server.pem)") + "\n" +
322 " -rpcsslciphers=<ciphers> " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
327 /** Initialize bitcoin.
328 * @pre Parameters should be parsed and config file should be read.
332 // ********************************************************* Step 1: setup
334 // Turn off Microsoft heap dump noise
335 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
336 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
339 // Disable confusing "helpful" text message on abort, Ctrl-C
340 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
343 // Enable Data Execution Prevention (DEP)
344 // Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
345 // A failure is non-critical and needs no further attention!
346 #ifndef PROCESS_DEP_ENABLE
347 // We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
348 // which is not correct. Can be removed, when GCCs winbase.h is fixed!
349 #define PROCESS_DEP_ENABLE 0x00000001
351 typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
352 PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
353 if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
358 // Clean shutdown on SIGTERM
360 sa.sa_handler = HandleSIGTERM;
361 sigemptyset(&sa.sa_mask);
363 sigaction(SIGTERM, &sa, NULL);
364 sigaction(SIGINT, &sa, NULL);
366 // Reopen debug.log on SIGHUP
367 struct sigaction sa_hup;
368 sa_hup.sa_handler = HandleSIGHUP;
369 sigemptyset(&sa_hup.sa_mask);
371 sigaction(SIGHUP, &sa_hup, NULL);
374 // ********************************************************* Step 2: parameter interactions
376 nNodeLifespan = GetArg("-addrlifespan", 7);
377 fUseFastIndex = GetBoolArg("-fastindex", true);
378 fUseMemoryLog = GetBoolArg("-memorylog", true);
379 nMinerSleep = GetArg("-minersleep", 500);
381 // Ping and address broadcast intervals
382 nPingInterval = max<int64_t>(10 * 60, GetArg("-keepalive", 30 * 60));
384 nBroadcastInterval = max<int64_t>(6 * 60 * 60, GetArg("-addrsetlifetime", 24 * 60 * 60));
386 CheckpointsMode = Checkpoints::STRICT;
387 std::string strCpMode = GetArg("-cppolicy", "strict");
389 if(strCpMode == "strict") {
390 CheckpointsMode = Checkpoints::STRICT;
393 if(strCpMode == "advisory") {
394 CheckpointsMode = Checkpoints::ADVISORY;
397 if(strCpMode == "permissive") {
398 CheckpointsMode = Checkpoints::PERMISSIVE;
401 nDerivationMethodIndex = 0;
403 fTestNet = GetBoolArg("-testnet");
405 SoftSetBoolArg("-irc", true);
408 if (mapArgs.count("-bind")) {
409 // when specifying an explicit binding address, you want to listen on it
410 // even when -connect or -proxy is specified
411 SoftSetBoolArg("-listen", true);
414 if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
415 // when only connecting to trusted nodes, do not seed via DNS, or listen by default
416 SoftSetBoolArg("-dnsseed", false);
417 SoftSetBoolArg("-listen", false);
420 if (mapArgs.count("-proxy")) {
421 // to protect privacy, do not listen by default if a proxy server is specified
422 SoftSetBoolArg("-listen", false);
425 if (!GetBoolArg("-listen", true)) {
426 // do not map ports or try to retrieve public IP when not listening (pointless)
427 SoftSetBoolArg("-upnp", false);
428 SoftSetBoolArg("-discover", false);
431 if (mapArgs.count("-externalip")) {
432 // if an explicit public IP is specified, do not try to find others
433 SoftSetBoolArg("-discover", false);
436 if (GetBoolArg("-salvagewallet")) {
437 // Rewrite just private keys: rescan to find transactions
438 SoftSetBoolArg("-rescan", true);
441 // ********************************************************* Step 3: parameter-to-internal-flags
443 // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
444 nScriptCheckThreads = GetArg("-par", 0);
445 if (nScriptCheckThreads == 0)
446 nScriptCheckThreads = boost::thread::hardware_concurrency();
447 if (nScriptCheckThreads <= 1)
448 nScriptCheckThreads = 0;
449 else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS)
450 nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
452 fDebug = GetBoolArg("-debug");
454 // -debug implies fDebug*
458 fDebugNet = GetBoolArg("-debugnet");
460 bitdb.SetDetach(GetBoolArg("-detachdb", false));
462 #if !defined(WIN32) && !defined(QT_GUI)
463 fDaemon = GetBoolArg("-daemon");
471 fServer = GetBoolArg("-server");
473 /* force fServer when running without GUI */
477 fPrintToConsole = GetBoolArg("-printtoconsole");
478 fPrintToDebugger = GetBoolArg("-printtodebugger");
479 fLogTimestamps = GetBoolArg("-logtimestamps");
481 if (mapArgs.count("-timeout"))
483 int nNewTimeout = GetArg("-timeout", 5000);
484 if (nNewTimeout > 0 && nNewTimeout < 600000)
485 nConnectTimeout = nNewTimeout;
488 // Continue to put "/P2SH/" in the coinbase to monitor
490 // This can be removed eventually...
491 const char* pszP2SH = "/P2SH/";
492 COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
495 if (mapArgs.count("-paytxfee"))
497 if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
498 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"].c_str()));
499 if (nTransactionFee > 0.25 * COIN)
500 InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
503 fConfChange = GetBoolArg("-confchange", false);
505 if (mapArgs.count("-mininput"))
507 if (!ParseMoney(mapArgs["-mininput"], nMinimumInputValue))
508 return InitError(strprintf(_("Invalid amount for -mininput=<amount>: '%s'"), mapArgs["-mininput"].c_str()));
511 // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
513 std::string strDataDir = GetDataDir().string();
514 strWalletFileName = GetArg("-wallet", "wallet.dat");
516 // strWalletFileName must be a plain filename without a directory
517 if (strWalletFileName != boost::filesystem::basename(strWalletFileName) + boost::filesystem::extension(strWalletFileName))
518 return InitError(strprintf(_("Wallet %s resides outside data directory %s."), strWalletFileName.c_str(), strDataDir.c_str()));
520 // Make sure only a single Bitcoin process is using the data directory.
521 boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
522 FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
523 if (file) fclose(file);
524 static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
525 if (!lock.try_lock())
526 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. NovaCoin is probably already running."), strDataDir.c_str()));
528 #if !defined(WIN32) && !defined(QT_GUI)
535 fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
540 CreatePidFile(GetPidFile(), pid);
544 pid_t sid = setsid();
546 fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
550 if (GetBoolArg("-shrinkdebugfile", !fDebug))
552 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
553 printf("NovaCoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
554 printf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
556 printf("Startup time: %s\n", DateTimeStrFormat("%x %H:%M:%S", GetTime()).c_str());
557 printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
558 printf("Used data directory %s\n", strDataDir.c_str());
559 std::ostringstream strErrors;
562 fprintf(stdout, "NovaCoin server starting\n");
564 if (nScriptCheckThreads) {
565 printf("Using %u threads for script verification\n", nScriptCheckThreads);
566 for (int i=0; i<nScriptCheckThreads-1; i++)
567 NewThread(ThreadScriptCheck, NULL);
572 // ********************************************************* Step 5: verify database integrity
574 uiInterface.InitMessage(_("Verifying database integrity..."));
576 if (!bitdb.Open(GetDataDir()))
578 string msg = strprintf(_("Error initializing database environment %s!"
579 " To recover, BACKUP THAT DIRECTORY, then remove"
580 " everything from it except for wallet.dat."), strDataDir.c_str());
581 return InitError(msg);
584 if (GetBoolArg("-salvagewallet"))
586 // Recover readable keypairs:
587 if (!CWalletDB::Recover(bitdb, strWalletFileName, true))
591 if (filesystem::exists(GetDataDir() / strWalletFileName))
593 CDBEnv::VerifyResult r = bitdb.Verify(strWalletFileName, CWalletDB::Recover);
594 if (r == CDBEnv::RECOVER_OK)
596 string msg = strprintf(_("Warning: wallet.dat corrupt, data salvaged!"
597 " Original wallet.dat saved as wallet.{timestamp}.bak in %s; if"
598 " your balance or transactions are incorrect you should"
599 " restore from a backup."), strDataDir.c_str());
600 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
602 if (r == CDBEnv::RECOVER_FAIL)
603 return InitError(_("wallet.dat corrupt, salvage failed"));
606 // ********************************************************* Step 6: network initialization
608 int nSocksVersion = GetArg("-socks", 5);
610 if (nSocksVersion != 4 && nSocksVersion != 5)
611 return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion));
613 if (mapArgs.count("-onlynet")) {
614 std::set<enum Network> nets;
615 BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
616 enum Network net = ParseNetwork(snet);
617 if (net == NET_UNROUTABLE)
618 return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str()));
621 for (int n = 0; n < NET_MAX; n++) {
622 enum Network net = (enum Network)n;
623 if (!nets.count(net))
627 #if defined(USE_IPV6)
630 SetLimited(NET_IPV6);
636 if (mapArgs.count("-proxy")) {
637 addrProxy = CService(mapArgs["-proxy"], 9050);
638 if (!addrProxy.IsValid())
639 return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
641 if (!IsLimited(NET_IPV4))
642 SetProxy(NET_IPV4, addrProxy, nSocksVersion);
643 if (nSocksVersion > 4) {
645 if (!IsLimited(NET_IPV6))
646 SetProxy(NET_IPV6, addrProxy, nSocksVersion);
648 SetNameProxy(addrProxy, nSocksVersion);
653 // -tor can override normal proxy, -notor disables tor entirely
654 if (!(mapArgs.count("-tor") && mapArgs["-tor"] == "0") && (fProxy || mapArgs.count("-tor"))) {
656 if (!mapArgs.count("-tor"))
657 addrOnion = addrProxy;
659 addrOnion = CService(mapArgs["-tor"], 9050);
660 if (!addrOnion.IsValid())
661 return InitError(strprintf(_("Invalid -tor address: '%s'"), mapArgs["-tor"].c_str()));
662 SetProxy(NET_TOR, addrOnion, 5);
663 SetReachable(NET_TOR);
666 // see Step 2: parameter interactions for more information about these
667 fNoListen = !GetBoolArg("-listen", true);
668 fDiscover = GetBoolArg("-discover", true);
669 fNameLookup = GetBoolArg("-dns", true);
671 fUseUPnP = GetBoolArg("-upnp", USE_UPNP);
677 std::string strError;
678 if (mapArgs.count("-bind")) {
679 BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
681 if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
682 return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str()));
683 fBound |= Bind(addrBind);
686 struct in_addr inaddr_any;
687 inaddr_any.s_addr = INADDR_ANY;
689 if (!IsLimited(NET_IPV6))
690 fBound |= Bind(CService(in6addr_any, GetListenPort()), false);
692 if (!IsLimited(NET_IPV4))
693 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 (mapArgs.count("-externalip"))
701 BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"]) {
702 CService addrLocal(strAddr, GetListenPort(), fNameLookup);
703 if (!addrLocal.IsValid())
704 return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str()));
705 AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
709 if (mapArgs.count("-reservebalance")) // ppcoin: reserve balance amount
711 int64_t nReserveBalance = 0;
712 if (!ParseMoney(mapArgs["-reservebalance"], nReserveBalance))
714 InitError(_("Invalid amount for -reservebalance=<amount>"));
719 if (mapArgs.count("-checkpointkey")) // ppcoin: checkpoint master priv key
721 if (!Checkpoints::SetCheckpointPrivKey(GetArg("-checkpointkey", "")))
722 InitError(_("Unable to sign checkpoint, wrong checkpointkey?\n"));
725 BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
728 // ********************************************************* Step 7: load blockchain
730 if (!bitdb.Open(GetDataDir()))
732 string msg = strprintf(_("Error initializing database environment %s!"
733 " To recover, BACKUP THAT DIRECTORY, then remove"
734 " everything from it except for wallet.dat."), strDataDir.c_str());
735 return InitError(msg);
738 if (GetBoolArg("-loadblockindextest"))
741 txdb.LoadBlockIndex();
746 uiInterface.InitMessage(_("Loading block index..."));
747 printf("Loading block index...\n");
748 nStart = GetTimeMillis();
749 if (!LoadBlockIndex())
750 return InitError(_("Error loading blkindex.dat"));
753 // as LoadBlockIndex can take several minutes, it's possible the user
754 // requested to kill bitcoin-qt during the last operation. If so, exit.
755 // As the program has not fully started yet, Shutdown() is possibly overkill.
756 if (fRequestShutdown)
758 printf("Shutdown requested. Exiting.\n");
761 printf(" block index %15" PRId64 "ms\n", GetTimeMillis() - nStart);
763 if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
769 if (mapArgs.count("-printblock"))
771 string strMatch = mapArgs["-printblock"];
773 for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
775 uint256 hash = (*mi).first;
776 if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
778 CBlockIndex* pindex = (*mi).second;
780 block.ReadFromDisk(pindex);
781 block.BuildMerkleTree();
788 printf("No blocks matching %s were found\n", strMatch.c_str());
792 // ********************************************************* Step 8: load wallet
794 uiInterface.InitMessage(_("Loading wallet..."));
795 printf("Loading wallet...\n");
796 nStart = GetTimeMillis();
797 bool fFirstRun = true;
798 pwalletMain = new CWallet(strWalletFileName);
799 DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
800 if (nLoadWalletRet != DB_LOAD_OK)
802 if (nLoadWalletRet == DB_CORRUPT)
803 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
804 else if (nLoadWalletRet == DB_NONCRITICAL_ERROR)
806 string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
807 " or address book entries might be missing or incorrect."));
808 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
810 else if (nLoadWalletRet == DB_TOO_NEW)
811 strErrors << _("Error loading wallet.dat: Wallet requires newer version of NovaCoin") << "\n";
812 else if (nLoadWalletRet == DB_NEED_REWRITE)
814 strErrors << _("Wallet needed to be rewritten: restart NovaCoin to complete") << "\n";
815 printf("%s", strErrors.str().c_str());
816 return InitError(strErrors.str());
819 strErrors << _("Error loading wallet.dat") << "\n";
822 if (GetBoolArg("-upgradewallet", fFirstRun))
824 int nMaxVersion = GetArg("-upgradewallet", 0);
825 if (nMaxVersion == 0) // the -upgradewallet without argument case
827 printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
828 nMaxVersion = CLIENT_VERSION;
829 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
832 printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
833 if (nMaxVersion < pwalletMain->GetVersion())
834 strErrors << _("Cannot downgrade wallet") << "\n";
835 pwalletMain->SetMaxVersion(nMaxVersion);
840 // Create new keyUser and set as default key
841 RandAddSeedPerfmon();
843 CPubKey newDefaultKey;
844 if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
845 strErrors << _("Cannot initialize keypool") << "\n";
846 pwalletMain->SetDefaultKey(newDefaultKey);
847 if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
848 strErrors << _("Cannot write default address") << "\n";
851 printf("%s", strErrors.str().c_str());
852 printf(" wallet %15" PRId64 "ms\n", GetTimeMillis() - nStart);
854 RegisterWallet(pwalletMain);
856 CBlockIndex *pindexRescan = pindexBest;
857 if (GetBoolArg("-rescan"))
858 pindexRescan = pindexGenesisBlock;
861 CWalletDB walletdb(strWalletFileName);
862 CBlockLocator locator;
863 if (walletdb.ReadBestBlock(locator))
864 pindexRescan = locator.GetBlockIndex();
866 if (pindexBest != pindexRescan && pindexBest && pindexRescan && pindexBest->nHeight > pindexRescan->nHeight)
868 uiInterface.InitMessage(_("Rescanning..."));
869 printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
870 nStart = GetTimeMillis();
871 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
872 printf(" rescan %15" PRId64 "ms\n", GetTimeMillis() - nStart);
875 // ********************************************************* Step 9: import blocks
877 if (mapArgs.count("-loadblock"))
879 uiInterface.InitMessage(_("Importing blockchain data file."));
881 BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"])
883 FILE *file = fopen(strFile.c_str(), "rb");
885 LoadExternalBlockFile(file);
890 filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
891 if (filesystem::exists(pathBootstrap)) {
892 uiInterface.InitMessage(_("Importing bootstrap blockchain data file."));
894 FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
896 filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
897 LoadExternalBlockFile(file);
898 RenameOver(pathBootstrap, pathBootstrapOld);
902 // ********************************************************* Step 10: load peers
904 uiInterface.InitMessage(_("Loading addresses..."));
905 printf("Loading addresses...\n");
906 nStart = GetTimeMillis();
910 if (!adb.Read(addrman))
911 printf("Invalid or missing peers.dat; recreating\n");
914 printf("Loaded %i addresses from peers.dat %" PRId64 "ms\n",
915 addrman.size(), GetTimeMillis() - nStart);
917 // ********************************************************* Step 11: start node
919 if (!CheckDiskSpace())
922 RandAddSeedPerfmon();
925 printf("mapBlockIndex.size() = %" PRIszu "\n", mapBlockIndex.size());
926 printf("nBestHeight = %d\n", nBestHeight);
927 printf("setKeyPool.size() = %" PRIszu "\n", pwalletMain->setKeyPool.size());
928 printf("mapWallet.size() = %" PRIszu "\n", pwalletMain->mapWallet.size());
929 printf("mapAddressBook.size() = %" PRIszu "\n", pwalletMain->mapAddressBook.size());
931 if (!NewThread(StartNode, NULL))
932 InitError(_("Error: could not start node"));
935 NewThread(ThreadRPCServer, NULL);
937 // ********************************************************* Step 12: finished
939 uiInterface.InitMessage(_("Done loading"));
940 printf("Done loading\n");
942 if (!strErrors.str().empty())
943 return InitError(strErrors.str());
945 // Add wallet transactions that aren't already in a block to mapTransactions
946 pwalletMain->ReacceptWalletTransactions();
949 // Loop until process is exit()ed from shutdown() function,
950 // called from ThreadRPCServer thread when a "stop" command is received.