1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2014 The Bitcoin Core developers
3 // Distributed under the MIT software license, see the accompanying
4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
6 #if defined(HAVE_CONFIG_H)
7 #include "config/bitcoin-config.h"
11 #include "crypto/common.h"
17 #include "checkpoints.h"
18 #include "compat/sanity.h"
19 #include "consensus/validation.h"
25 #include "rpcserver.h"
26 #include "script/standard.h"
27 #include "scheduler.h"
29 #include "ui_interface.h"
31 #include "utilmoneystr.h"
32 #include "validationinterface.h"
34 #include "wallet/wallet.h"
35 #include "wallet/walletdb.h"
44 #include <boost/algorithm/string/predicate.hpp>
45 #include <boost/algorithm/string/replace.hpp>
46 #include <boost/bind.hpp>
47 #include <boost/filesystem.hpp>
48 #include <boost/function.hpp>
49 #include <boost/interprocess/sync/file_lock.hpp>
50 #include <boost/thread.hpp>
51 #include <openssl/crypto.h>
53 #include "libsnark/common/profiling.hpp"
56 #include "zmq/zmqnotificationinterface.h"
61 extern void ThreadSendAlert();
63 ZCJoinSplit* pzcashParams = NULL;
66 CWallet* pwalletMain = NULL;
68 bool fFeeEstimatesInitialized = false;
71 static CZMQNotificationInterface* pzmqNotificationInterface = NULL;
75 // Win32 LevelDB doesn't use file descriptors, and the ones used for
76 // accessing block files don't count towards the fd_set size limit
78 #define MIN_CORE_FILEDESCRIPTORS 0
80 #define MIN_CORE_FILEDESCRIPTORS 150
83 /** Used to pass flags to the Bind() function */
86 BF_EXPLICIT = (1U << 0),
87 BF_REPORT_ERROR = (1U << 1),
88 BF_WHITELIST = (1U << 2),
91 static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
92 CClientUIInterface uiInterface; // Declared but not defined in ui_interface.h
94 //////////////////////////////////////////////////////////////////////////////
100 // Thread management and startup/shutdown:
102 // The network-processing threads are all part of a thread group
103 // created by AppInit() or the Qt main() function.
105 // A clean exit happens when StartShutdown() or the SIGTERM
106 // signal handler sets fRequestShutdown, which triggers
107 // the DetectShutdownThread(), which interrupts the main thread group.
108 // DetectShutdownThread() then exits, which causes AppInit() to
109 // continue (it .joins the shutdown thread).
110 // Shutdown() is then
111 // called to clean up database connections, and stop other
112 // threads that should only be stopped after the main network-processing
113 // threads have exited.
115 // Note that if running -daemon the parent process returns from AppInit2
116 // before adding any threads to the threadGroup, so .join_all() returns
117 // immediately and the parent exits from main().
119 // Shutdown for Qt is very similar, only it uses a QTimer to detect
120 // fRequestShutdown getting set, and then does the normal Qt
124 std::atomic<bool> fRequestShutdown(false);
128 fRequestShutdown = true;
130 bool ShutdownRequested()
132 return fRequestShutdown;
135 class CCoinsViewErrorCatcher : public CCoinsViewBacked
138 CCoinsViewErrorCatcher(CCoinsView* view) : CCoinsViewBacked(view) {}
139 bool GetCoins(const uint256 &txid, CCoins &coins) const {
141 return CCoinsViewBacked::GetCoins(txid, coins);
142 } catch(const std::runtime_error& e) {
143 uiInterface.ThreadSafeMessageBox(_("Error reading from database, shutting down."), "", CClientUIInterface::MSG_ERROR);
144 LogPrintf("Error reading from database: %s\n", e.what());
145 // Starting the shutdown sequence and returning false to the caller would be
146 // interpreted as 'entry not found' (as opposed to unable to read data), and
147 // could lead to invalid interpretation. Just exit immediately, as we can't
148 // continue anyway, and all writes should be atomic.
152 // Writes do not need similar protection, as failure to write is handled by the caller.
155 static CCoinsViewDB *pcoinsdbview = NULL;
156 static CCoinsViewErrorCatcher *pcoinscatcher = NULL;
160 LogPrintf("%s: In progress...\n", __func__);
161 static CCriticalSection cs_Shutdown;
162 TRY_LOCK(cs_Shutdown, lockShutdown);
166 /// Note: Shutdown() must be able to handle cases in which AppInit2() failed part of the way,
167 /// for example if the data directory was found to be locked.
168 /// Be sure that anything that writes files or flushes caches only does this if the respective
169 /// module was initialized.
170 RenameThread("zcash-shutoff");
171 mempool.AddTransactionsUpdated(1);
175 pwalletMain->Flush(false);
179 GenerateBitcoins(false, NULL, 0);
181 GenerateBitcoins(false, 0);
185 UnregisterNodeSignals(GetNodeSignals());
187 if (fFeeEstimatesInitialized)
189 boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
190 CAutoFile est_fileout(fopen(est_path.string().c_str(), "wb"), SER_DISK, CLIENT_VERSION);
191 if (!est_fileout.IsNull())
192 mempool.WriteFeeEstimates(est_fileout);
194 LogPrintf("%s: Failed to write fee estimates to %s\n", __func__, est_path.string());
195 fFeeEstimatesInitialized = false;
200 if (pcoinsTip != NULL) {
205 delete pcoinscatcher;
206 pcoinscatcher = NULL;
214 pwalletMain->Flush(true);
218 if (pzmqNotificationInterface) {
219 UnregisterValidationInterface(pzmqNotificationInterface);
220 delete pzmqNotificationInterface;
221 pzmqNotificationInterface = NULL;
227 boost::filesystem::remove(GetPidFile());
228 } catch (const boost::filesystem::filesystem_error& e) {
229 LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what());
232 UnregisterAllValidationInterfaces();
240 LogPrintf("%s: done\n", __func__);
244 * Signal handlers are very limited in what they are allowed to do, so:
246 void HandleSIGTERM(int)
248 fRequestShutdown = true;
251 void HandleSIGHUP(int)
253 fReopenDebugLog = true;
256 bool static InitError(const std::string &str)
258 uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR);
262 bool static InitWarning(const std::string &str)
264 uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_WARNING);
268 bool static Bind(const CService &addr, unsigned int flags) {
269 if (!(flags & BF_EXPLICIT) && IsLimited(addr))
271 std::string strError;
272 if (!BindListenPort(addr, strError, (flags & BF_WHITELIST) != 0)) {
273 if (flags & BF_REPORT_ERROR)
274 return InitError(strError);
282 cvBlockChange.notify_all();
283 LogPrint("rpc", "RPC stopped.\n");
286 void OnRPCPreCommand(const CRPCCommand& cmd)
289 string strWarning = GetWarnings("rpc");
290 if (strWarning != "" && !GetBoolArg("-disablesafemode", false) &&
292 throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, string("Safe mode: ") + strWarning);
295 std::string HelpMessage(HelpMessageMode mode)
297 const bool showDebug = GetBoolArg("-help-debug", false);
299 // When adding new options to the categories, please keep and ensure alphabetical ordering.
300 // Do not translate _(...) -help-debug options, Many technical terms, and only a very small audience, so is unnecessary stress to translators
302 string strUsage = HelpMessageGroup(_("Options:"));
303 strUsage += HelpMessageOpt("-?", _("This help message"));
304 strUsage += HelpMessageOpt("-alerts", strprintf(_("Receive and display P2P network alerts (default: %u)"), DEFAULT_ALERTS));
305 strUsage += HelpMessageOpt("-alertnotify=<cmd>", _("Execute command when a relevant alert is received or we see a really long fork (%s in cmd is replaced by message)"));
306 strUsage += HelpMessageOpt("-blocknotify=<cmd>", _("Execute command when the best block changes (%s in cmd is replaced by block hash)"));
307 strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), 288));
308 strUsage += HelpMessageOpt("-checklevel=<n>", strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"), 3));
309 strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), "zcash.conf"));
310 if (mode == HMM_BITCOIND)
313 strUsage += HelpMessageOpt("-daemon", _("Run in the background as a daemon and accept commands"));
316 strUsage += HelpMessageOpt("-datadir=<dir>", _("Specify data directory"));
317 strUsage += HelpMessageOpt("-exportdir=<dir>", _("Specify directory to be used when exporting data"));
318 strUsage += HelpMessageOpt("-dbcache=<n>", strprintf(_("Set database cache size in megabytes (%d to %d, default: %d)"), nMinDbCache, nMaxDbCache, nDefaultDbCache));
319 strUsage += HelpMessageOpt("-loadblock=<file>", _("Imports blocks from external blk000??.dat file") + " " + _("on startup"));
320 strUsage += HelpMessageOpt("-maxorphantx=<n>", strprintf(_("Keep at most <n> unconnectable transactions in memory (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS));
321 strUsage += HelpMessageOpt("-par=<n>", strprintf(_("Set the number of script verification threads (%u to %d, 0 = auto, <0 = leave that many cores free, default: %d)"),
322 -(int)boost::thread::hardware_concurrency(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS));
324 strUsage += HelpMessageOpt("-pid=<file>", strprintf(_("Specify pid file (default: %s)"), "zcashd.pid"));
326 strUsage += HelpMessageOpt("-prune=<n>", strprintf(_("Reduce storage requirements by pruning (deleting) old blocks. This mode disables wallet support and is incompatible with -txindex. "
327 "Warning: Reverting this setting requires re-downloading the entire blockchain. "
328 "(default: 0 = disable pruning blocks, >%u = target size in MiB to use for block files)"), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
329 strUsage += HelpMessageOpt("-reindex", _("Rebuild block chain index from current blk000??.dat files on startup"));
331 strUsage += HelpMessageOpt("-sysperms", _("Create new files with system default permissions, instead of umask 077 (only effective with disabled wallet functionality)"));
333 strUsage += HelpMessageOpt("-txindex", strprintf(_("Maintain a full transaction index, used by the getrawtransaction rpc call (default: %u)"), 0));
335 strUsage += HelpMessageGroup(_("Connection options:"));
336 strUsage += HelpMessageOpt("-addnode=<ip>", _("Add a node to connect to and attempt to keep the connection open"));
337 strUsage += HelpMessageOpt("-banscore=<n>", strprintf(_("Threshold for disconnecting misbehaving peers (default: %u)"), 100));
338 strUsage += HelpMessageOpt("-bantime=<n>", strprintf(_("Number of seconds to keep misbehaving peers from reconnecting (default: %u)"), 86400));
339 strUsage += HelpMessageOpt("-bind=<addr>", _("Bind to given address and always listen on it. Use [host]:port notation for IPv6"));
340 strUsage += HelpMessageOpt("-connect=<ip>", _("Connect only to the specified node(s)"));
341 strUsage += HelpMessageOpt("-discover", _("Discover own IP addresses (default: 1 when listening and no -externalip or -proxy)"));
342 strUsage += HelpMessageOpt("-dns", _("Allow DNS lookups for -addnode, -seednode and -connect") + " " + _("(default: 1)"));
343 strUsage += HelpMessageOpt("-dnsseed", _("Query for peer addresses via DNS lookup, if low on addresses (default: 1 unless -connect)"));
344 strUsage += HelpMessageOpt("-externalip=<ip>", _("Specify your own public address"));
345 strUsage += HelpMessageOpt("-forcednsseed", strprintf(_("Always query for peer addresses via DNS lookup (default: %u)"), 0));
346 strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect)"));
347 strUsage += HelpMessageOpt("-maxconnections=<n>", strprintf(_("Maintain at most <n> connections to peers (default: %u)"), 125));
348 strUsage += HelpMessageOpt("-maxreceivebuffer=<n>", strprintf(_("Maximum per-connection receive buffer, <n>*1000 bytes (default: %u)"), 5000));
349 strUsage += HelpMessageOpt("-maxsendbuffer=<n>", strprintf(_("Maximum per-connection send buffer, <n>*1000 bytes (default: %u)"), 1000));
350 strUsage += HelpMessageOpt("-onion=<ip:port>", strprintf(_("Use separate SOCKS5 proxy to reach peers via Tor hidden services (default: %s)"), "-proxy"));
351 strUsage += HelpMessageOpt("-onlynet=<net>", _("Only connect to nodes in network <net> (ipv4, ipv6 or onion)"));
352 strUsage += HelpMessageOpt("-permitbaremultisig", strprintf(_("Relay non-P2SH multisig (default: %u)"), 1));
353 strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), 8233, 18233));
354 strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy"));
355 strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), 1));
356 strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect"));
357 strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT));
360 strUsage += HelpMessageOpt("-upnp", _("Use UPnP to map the listening port (default: 1 when listening and no -proxy)"));
362 strUsage += HelpMessageOpt("-upnp", strprintf(_("Use UPnP to map the listening port (default: %u)"), 0));
365 strUsage += HelpMessageOpt("-whitebind=<addr>", _("Bind to given address and whitelist peers connecting to it. Use [host]:port notation for IPv6"));
366 strUsage += HelpMessageOpt("-whitelist=<netmask>", _("Whitelist peers connecting from the given netmask or IP address. Can be specified multiple times.") +
367 " " + _("Whitelisted peers cannot be DoS banned and their transactions are always relayed, even if they are already in the mempool, useful e.g. for a gateway"));
370 strUsage += HelpMessageGroup(_("Wallet options:"));
371 strUsage += HelpMessageOpt("-disablewallet", _("Do not load the wallet and disable wallet RPC calls"));
372 strUsage += HelpMessageOpt("-keypool=<n>", strprintf(_("Set key pool size to <n> (default: %u)"), 100));
374 strUsage += HelpMessageOpt("-mintxfee=<amt>", strprintf("Fees (in BTC/Kb) smaller than this are considered zero fee for transaction creation (default: %s)",
375 FormatMoney(CWallet::minTxFee.GetFeePerK())));
376 strUsage += HelpMessageOpt("-paytxfee=<amt>", strprintf(_("Fee (in BTC/kB) to add to transactions you send (default: %s)"), FormatMoney(payTxFee.GetFeePerK())));
377 strUsage += HelpMessageOpt("-rescan", _("Rescan the blockchain for missing wallet transactions") + " " + _("on startup"));
378 strUsage += HelpMessageOpt("-salvagewallet", _("Attempt to recover private keys from a corrupt wallet.dat") + " " + _("on startup"));
379 strUsage += HelpMessageOpt("-sendfreetransactions", strprintf(_("Send transactions as zero-fee transactions if possible (default: %u)"), 0));
380 strUsage += HelpMessageOpt("-spendzeroconfchange", strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"), 1));
381 strUsage += HelpMessageOpt("-txconfirmtarget=<n>", strprintf(_("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)"), DEFAULT_TX_CONFIRM_TARGET));
382 strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees to use in a single wallet transaction; setting this too low may abort large transactions (default: %s)"),
383 FormatMoney(maxTxFee)));
384 strUsage += HelpMessageOpt("-upgradewallet", _("Upgrade wallet to latest format") + " " + _("on startup"));
385 strUsage += HelpMessageOpt("-wallet=<file>", _("Specify wallet file (within data directory)") + " " + strprintf(_("(default: %s)"), "wallet.dat"));
386 strUsage += HelpMessageOpt("-walletbroadcast", _("Make the wallet broadcast transactions") + " " + strprintf(_("(default: %u)"), true));
387 strUsage += HelpMessageOpt("-walletnotify=<cmd>", _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)"));
388 strUsage += HelpMessageOpt("-zapwallettxes=<mode>", _("Delete all wallet transactions and only recover those parts of the blockchain through -rescan on startup") +
389 " " + _("(1 = keep tx meta data e.g. account owner and payment request information, 2 = drop tx meta data)"));
393 strUsage += HelpMessageGroup(_("ZeroMQ notification options:"));
394 strUsage += HelpMessageOpt("-zmqpubhashblock=<address>", _("Enable publish hash block in <address>"));
395 strUsage += HelpMessageOpt("-zmqpubhashtx=<address>", _("Enable publish hash transaction in <address>"));
396 strUsage += HelpMessageOpt("-zmqpubrawblock=<address>", _("Enable publish raw block in <address>"));
397 strUsage += HelpMessageOpt("-zmqpubrawtx=<address>", _("Enable publish raw transaction in <address>"));
400 strUsage += HelpMessageGroup(_("Debugging/Testing options:"));
403 strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", 1));
404 strUsage += HelpMessageOpt("-dblogsize=<n>", strprintf("Flush database activity from memory pool to disk log every <n> megabytes (default: %u)", 100));
405 strUsage += HelpMessageOpt("-disablesafemode", strprintf("Disable safemode, override a real safe mode event (default: %u)", 0));
406 strUsage += HelpMessageOpt("-testsafemode", strprintf("Force safe mode (default: %u)", 0));
407 strUsage += HelpMessageOpt("-dropmessagestest=<n>", "Randomly drop 1 of every <n> network messages");
408 strUsage += HelpMessageOpt("-fuzzmessagestest=<n>", "Randomly fuzz 1 of every <n> network messages");
409 strUsage += HelpMessageOpt("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", 1));
410 strUsage += HelpMessageOpt("-stopafterblockimport", strprintf("Stop running after importing blocks from disk (default: %u)", 0));
412 string debugCategories = "addrman, alert, bench, coindb, db, estimatefee, lock, mempool, net, partitioncheck, pow, proxy, prune, "
413 "rand, reindex, rpc, selectcoins, zmq, zrpc, zrpcunsafe (implies zrpc)"; // Don't translate these and qt below
414 if (mode == HMM_BITCOIN_QT)
415 debugCategories += ", qt";
416 strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " +
417 _("If <category> is not supplied or if <category> = 1, output all debugging information.") + " " + _("<category> can be:") + " " + debugCategories + ".");
418 strUsage += HelpMessageOpt("-experimentalfeatures", _("Enable use of experimental features"));
419 strUsage += HelpMessageOpt("-help-debug", _("Show all debugging options (usage: --help -help-debug)"));
420 strUsage += HelpMessageOpt("-logips", strprintf(_("Include IP addresses in debug output (default: %u)"), 0));
421 strUsage += HelpMessageOpt("-logtimestamps", strprintf(_("Prepend debug output with timestamp (default: %u)"), 1));
424 strUsage += HelpMessageOpt("-limitfreerelay=<n>", strprintf("Continuously rate-limit free transactions to <n>*1000 bytes per minute (default: %u)", 15));
425 strUsage += HelpMessageOpt("-relaypriority", strprintf("Require high priority for relaying free or low-fee transactions (default: %u)", 0));
426 strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf("Limit size of signature cache to <n> entries (default: %u)", 50000));
428 strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in BTC/Kb) smaller than this are considered zero fee for relaying (default: %s)"), FormatMoney(::minRelayTxFee.GetFeePerK())));
429 strUsage += HelpMessageOpt("-printtoconsole", _("Send trace/debug info to console instead of debug.log file"));
432 strUsage += HelpMessageOpt("-printpriority", strprintf("Log transaction priority and fee per kB when mining blocks (default: %u)", 0));
433 strUsage += HelpMessageOpt("-privdb", strprintf("Sets the DB_PRIVATE flag in the wallet db environment (default: %u)", 1));
434 strUsage += HelpMessageOpt("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
435 "This is intended for regression testing tools and app development.");
437 strUsage += HelpMessageOpt("-shrinkdebugfile", _("Shrink debug.log file on client startup (default: 1 when no -debug)"));
438 strUsage += HelpMessageOpt("-testnet", _("Use the test network"));
440 strUsage += HelpMessageGroup(_("Node relay options:"));
441 strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), 1));
442 strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY));
444 strUsage += HelpMessageGroup(_("Block creation options:"));
445 strUsage += HelpMessageOpt("-blockminsize=<n>", strprintf(_("Set minimum block size in bytes (default: %u)"), 0));
446 strUsage += HelpMessageOpt("-blockmaxsize=<n>", strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE));
447 strUsage += HelpMessageOpt("-blockprioritysize=<n>", strprintf(_("Set maximum size of high-priority/low-fee transactions in bytes (default: %d)"), DEFAULT_BLOCK_PRIORITY_SIZE));
448 if (GetBoolArg("-help-debug", false))
449 strUsage += HelpMessageOpt("-blockversion=<n>", strprintf("Override block version to test forking scenarios (default: %d)", (int)CBlock::CURRENT_VERSION));
452 strUsage += HelpMessageGroup(_("Mining options:"));
453 strUsage += HelpMessageOpt("-gen", strprintf(_("Generate coins (default: %u)"), 0));
454 strUsage += HelpMessageOpt("-genproclimit=<n>", strprintf(_("Set the number of threads for coin generation if enabled (-1 = all cores, default: %d)"), 1));
455 strUsage += HelpMessageOpt("-equihashsolver=<name>", _("Specify the Equihash solver to be used if enabled (default: \"default\")"));
456 strUsage += HelpMessageOpt("-mineraddress=<addr>", _("Send mined coins to a specific single address"));
457 strUsage += HelpMessageOpt("-minetolocalwallet", strprintf(
458 _("Require that mined blocks use a coinbase address in the local wallet (default: %u)"),
467 strUsage += HelpMessageGroup(_("RPC server options:"));
468 strUsage += HelpMessageOpt("-server", _("Accept command line and JSON-RPC commands"));
469 strUsage += HelpMessageOpt("-rest", strprintf(_("Accept public REST requests (default: %u)"), 0));
470 strUsage += HelpMessageOpt("-rpcbind=<addr>", _("Bind to given address to listen for JSON-RPC connections. Use [host]:port notation for IPv6. This option can be specified multiple times (default: bind to all interfaces)"));
471 strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections"));
472 strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections"));
473 strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), 8232, 18232));
474 strUsage += HelpMessageOpt("-rpcallowip=<ip>", _("Allow JSON-RPC connections from specified source. Valid for <ip> are a single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or a network/CIDR (e.g. 1.2.3.4/24). This option can be specified multiple times"));
475 strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), 4));
477 // TODO #1856: Re-enable support for persistent connections.
478 // Disabled to avoid rpc deadlock #1680, until we backport upstream changes which replace boost::asio with libevent, or another solution is implemented.
479 //strUsage += HelpMessageOpt("-rpckeepalive", strprintf(_("RPC support for HTTP persistent connections (default: %d)"), 1));
481 // Disabled until we can lock notes and also tune performance of libsnark which by default uses multiple threads
482 //strUsage += HelpMessageOpt("-rpcasyncthreads=<n>", strprintf(_("Set the number of threads to service Async RPC calls (default: %d)"), 1));
484 strUsage += HelpMessageGroup(_("RPC SSL options: (see the Bitcoin Wiki for SSL setup instructions)"));
485 strUsage += HelpMessageOpt("-rpcssl", _("Use OpenSSL (https) for JSON-RPC connections"));
486 strUsage += HelpMessageOpt("-rpcsslcertificatechainfile=<file.cert>", strprintf(_("Server certificate file (default: %s)"), "server.cert"));
487 strUsage += HelpMessageOpt("-rpcsslprivatekeyfile=<file.pem>", strprintf(_("Server private key (default: %s)"), "server.pem"));
488 strUsage += HelpMessageOpt("-rpcsslciphers=<ciphers>", strprintf(_("Acceptable ciphers (default: %s)"), "TLSv1.2+HIGH:TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!3DES:@STRENGTH"));
490 if (mode == HMM_BITCOIN_QT)
492 strUsage += HelpMessageGroup(_("UI Options:"));
494 strUsage += HelpMessageOpt("-allowselfsignedrootcertificates", "Allow self signed root certificates (default: 0)");
496 strUsage += HelpMessageOpt("-choosedatadir", _("Choose data directory on startup (default: 0)"));
497 strUsage += HelpMessageOpt("-lang=<lang>", _("Set language, for example \"de_DE\" (default: system locale)"));
498 strUsage += HelpMessageOpt("-min", _("Start minimized"));
499 strUsage += HelpMessageOpt("-rootcertificates=<file>", _("Set SSL root certificates for payment request (default: -system-)"));
500 strUsage += HelpMessageOpt("-splash", _("Show splash screen on startup (default: 1)"));
501 } else if (mode == HMM_BITCOIND) {
502 strUsage += HelpMessageGroup(_("Metrics Options (only if -daemon and -printtoconsole are not set):"));
503 strUsage += HelpMessageOpt("-showmetrics", _("Show metrics on stdout (default: 1 if running in a console, 0 otherwise)"));
504 strUsage += HelpMessageOpt("-metricsui", _("Set to 1 for a persistent metrics screen, 0 for sequential metrics output (default: 1 if running in a console, 0 otherwise)"));
505 strUsage += HelpMessageOpt("-metricsrefreshtime", strprintf(_("Number of seconds between metrics refreshes (default: %u if running in a console, %u otherwise)"), 1, 600));
511 static void BlockNotifyCallback(const uint256& hashNewTip)
513 std::string strCmd = GetArg("-blocknotify", "");
515 boost::replace_all(strCmd, "%s", hashNewTip.GetHex());
516 boost::thread t(runCommand, strCmd); // thread runs free
522 assert(fImporting == false);
527 assert(fImporting == true);
533 // If we're using -prune with -reindex, then delete block files that will be ignored by the
534 // reindex. Since reindexing works by starting at block file 0 and looping until a blockfile
535 // is missing, do the same here to delete any later block files after a gap. Also delete all
536 // rev files since they'll be rewritten by the reindex anyway. This ensures that vinfoBlockFile
537 // is in sync with what's actually on disk by the time we start downloading, so that pruning
539 void CleanupBlockRevFiles()
541 using namespace boost::filesystem;
542 map<string, path> mapBlockFiles;
544 // Glob all blk?????.dat and rev?????.dat files from the blocks directory.
545 // Remove the rev files immediately and insert the blk file paths into an
546 // ordered map keyed by block file index.
547 LogPrintf("Removing unusable blk?????.dat and rev?????.dat files for -reindex with -prune\n");
548 path blocksdir = GetDataDir() / "blocks";
549 for (directory_iterator it(blocksdir); it != directory_iterator(); it++) {
550 if (is_regular_file(*it) &&
551 it->path().filename().string().length() == 12 &&
552 it->path().filename().string().substr(8,4) == ".dat")
554 if (it->path().filename().string().substr(0,3) == "blk")
555 mapBlockFiles[it->path().filename().string().substr(3,5)] = it->path();
556 else if (it->path().filename().string().substr(0,3) == "rev")
561 // Remove all block files that aren't part of a contiguous set starting at
562 // zero by walking the ordered map (keys are block file indices) by
563 // keeping a separate counter. Once we hit a gap (or if 0 doesn't exist)
564 // start removing block files.
565 int nContigCounter = 0;
566 BOOST_FOREACH(const PAIRTYPE(string, path)& item, mapBlockFiles) {
567 if (atoi(item.first) == nContigCounter) {
575 void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
577 RenameThread("zcash-loadblk");
583 CDiskBlockPos pos(nFile, 0);
584 if (!boost::filesystem::exists(GetBlockPosFilename(pos, "blk")))
585 break; // No block files left to reindex
586 FILE *file = OpenBlockFile(pos, true);
588 break; // This error is logged in OpenBlockFile
589 LogPrintf("Reindexing block file blk%05u.dat...\n", (unsigned int)nFile);
590 LoadExternalBlockFile(file, &pos);
593 pblocktree->WriteReindexing(false);
595 LogPrintf("Reindexing finished\n");
596 // To avoid ending up in a situation without genesis block, re-try initializing (no-op if reindexing worked):
600 // hardcoded $DATADIR/bootstrap.dat
601 boost::filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
602 if (boost::filesystem::exists(pathBootstrap)) {
603 FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
606 boost::filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
607 LogPrintf("Importing bootstrap.dat...\n");
608 LoadExternalBlockFile(file);
609 RenameOver(pathBootstrap, pathBootstrapOld);
611 LogPrintf("Warning: Could not open bootstrap file %s\n", pathBootstrap.string());
616 BOOST_FOREACH(const boost::filesystem::path& path, vImportFiles) {
617 FILE *file = fopen(path.string().c_str(), "rb");
620 LogPrintf("Importing blocks file %s...\n", path.string());
621 LoadExternalBlockFile(file);
623 LogPrintf("Warning: Could not open blocks file %s\n", path.string());
627 if (GetBoolArg("-stopafterblockimport", false)) {
628 LogPrintf("Stopping after block import\n");
634 * Ensure that Bitcoin is running in a usable environment with all
635 * necessary library support.
637 bool InitSanityCheck(void)
639 if(!ECC_InitSanityCheck()) {
640 InitError("OpenSSL appears to lack support for elliptic curve cryptography. For more "
641 "information, visit https://en.bitcoin.it/wiki/OpenSSL_and_EC_Libraries");
644 if (!glibc_sanity_test() || !glibcxx_sanity_test())
651 static void ZC_LoadParams()
653 struct timeval tv_start, tv_end;
656 boost::filesystem::path pk_path = ZC_GetParamsDir() / "sprout-proving.key";
657 boost::filesystem::path vk_path = ZC_GetParamsDir() / "sprout-verifying.key";
659 if (!(boost::filesystem::exists(pk_path) && boost::filesystem::exists(vk_path))) {
660 uiInterface.ThreadSafeMessageBox(strprintf(
661 _("Cannot find the Zcash network parameters in the following directory:\n"
663 "Please run 'zcash-fetch-params' or './zcutil/fetch-params.sh' and then restart."),
665 "", CClientUIInterface::MSG_ERROR);
670 pzcashParams = ZCJoinSplit::Unopened();
672 LogPrintf("Loading verifying key from %s\n", vk_path.string().c_str());
673 gettimeofday(&tv_start, 0);
675 pzcashParams->loadVerifyingKey(vk_path.string());
677 gettimeofday(&tv_end, 0);
678 elapsed = float(tv_end.tv_sec-tv_start.tv_sec) + (tv_end.tv_usec-tv_start.tv_usec)/float(1000000);
679 LogPrintf("Loaded verifying key in %fs seconds.\n", elapsed);
681 pzcashParams->setProvingKeyPath(pk_path.string());
684 /** Initialize bitcoin.
685 * @pre Parameters should be parsed and config file should be read.
687 bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
689 // ********************************************************* Step 1: setup
691 // Turn off Microsoft heap dump noise
692 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
693 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
696 // Disable confusing "helpful" text message on abort, Ctrl-C
697 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
700 // Enable Data Execution Prevention (DEP)
701 // Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
702 // A failure is non-critical and needs no further attention!
703 #ifndef PROCESS_DEP_ENABLE
704 // We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
705 // which is not correct. Can be removed, when GCCs winbase.h is fixed!
706 #define PROCESS_DEP_ENABLE 0x00000001
708 typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
709 PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
710 if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
712 // Initialize Windows Sockets
714 int ret = WSAStartup(MAKEWORD(2,2), &wsadata);
715 if (ret != NO_ERROR || LOBYTE(wsadata.wVersion ) != 2 || HIBYTE(wsadata.wVersion) != 2)
717 return InitError(strprintf("Error: Winsock library failed to start (WSAStartup returned error %d)", ret));
722 if (GetBoolArg("-sysperms", false)) {
724 if (!GetBoolArg("-disablewallet", false))
725 return InitError("Error: -sysperms is not allowed in combination with enabled wallet functionality");
731 // Clean shutdown on SIGTERM
733 sa.sa_handler = HandleSIGTERM;
734 sigemptyset(&sa.sa_mask);
736 sigaction(SIGTERM, &sa, NULL);
737 sigaction(SIGINT, &sa, NULL);
739 // Reopen debug.log on SIGHUP
740 struct sigaction sa_hup;
741 sa_hup.sa_handler = HandleSIGHUP;
742 sigemptyset(&sa_hup.sa_mask);
744 sigaction(SIGHUP, &sa_hup, NULL);
746 #if defined (__SVR4) && defined (__sun)
747 // ignore SIGPIPE on Solaris
748 signal(SIGPIPE, SIG_IGN);
752 // ********************************************************* Step 2: parameter interactions
753 const CChainParams& chainparams = Params();
755 // Set this early so that experimental features are correctly enabled/disabled
756 fExperimentalMode = GetBoolArg("-experimentalfeatures", false);
758 // Fail early if user has set experimental options without the global flag
759 if (!fExperimentalMode) {
760 if (mapArgs.count("-developerencryptwallet")) {
761 return InitError(_("Wallet encryption requires -experimentalfeatures."));
765 // Set this early so that parameter interactions go to console
766 fPrintToConsole = GetBoolArg("-printtoconsole", false);
767 fLogTimestamps = GetBoolArg("-logtimestamps", true);
768 fLogIPs = GetBoolArg("-logips", false);
770 LogPrintf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
771 LogPrintf("Zcash version %s (%s)\n", FormatFullVersion(), CLIENT_DATE);
773 // when specifying an explicit binding address, you want to listen on it
774 // even when -connect or -proxy is specified
775 if (mapArgs.count("-bind")) {
776 if (SoftSetBoolArg("-listen", true))
777 LogPrintf("%s: parameter interaction: -bind set -> setting -listen=1\n", __func__);
779 if (mapArgs.count("-whitebind")) {
780 if (SoftSetBoolArg("-listen", true))
781 LogPrintf("%s: parameter interaction: -whitebind set -> setting -listen=1\n", __func__);
784 if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
785 // when only connecting to trusted nodes, do not seed via DNS, or listen by default
786 if (SoftSetBoolArg("-dnsseed", false))
787 LogPrintf("%s: parameter interaction: -connect set -> setting -dnsseed=0\n", __func__);
788 if (SoftSetBoolArg("-listen", false))
789 LogPrintf("%s: parameter interaction: -connect set -> setting -listen=0\n", __func__);
792 if (mapArgs.count("-proxy")) {
793 // to protect privacy, do not listen by default if a default proxy server is specified
794 if (SoftSetBoolArg("-listen", false))
795 LogPrintf("%s: parameter interaction: -proxy set -> setting -listen=0\n", __func__);
796 // to protect privacy, do not use UPNP when a proxy is set. The user may still specify -listen=1
797 // to listen locally, so don't rely on this happening through -listen below.
798 if (SoftSetBoolArg("-upnp", false))
799 LogPrintf("%s: parameter interaction: -proxy set -> setting -upnp=0\n", __func__);
800 // to protect privacy, do not discover addresses by default
801 if (SoftSetBoolArg("-discover", false))
802 LogPrintf("%s: parameter interaction: -proxy set -> setting -discover=0\n", __func__);
805 if (!GetBoolArg("-listen", DEFAULT_LISTEN)) {
806 // do not map ports or try to retrieve public IP when not listening (pointless)
807 if (SoftSetBoolArg("-upnp", false))
808 LogPrintf("%s: parameter interaction: -listen=0 -> setting -upnp=0\n", __func__);
809 if (SoftSetBoolArg("-discover", false))
810 LogPrintf("%s: parameter interaction: -listen=0 -> setting -discover=0\n", __func__);
813 if (mapArgs.count("-externalip")) {
814 // if an explicit public IP is specified, do not try to find others
815 if (SoftSetBoolArg("-discover", false))
816 LogPrintf("%s: parameter interaction: -externalip set -> setting -discover=0\n", __func__);
819 if (GetBoolArg("-salvagewallet", false)) {
820 // Rewrite just private keys: rescan to find transactions
821 if (SoftSetBoolArg("-rescan", true))
822 LogPrintf("%s: parameter interaction: -salvagewallet=1 -> setting -rescan=1\n", __func__);
825 // -zapwallettx implies a rescan
826 if (GetBoolArg("-zapwallettxes", false)) {
827 if (SoftSetBoolArg("-rescan", true))
828 LogPrintf("%s: parameter interaction: -zapwallettxes=<mode> -> setting -rescan=1\n", __func__);
831 // Make sure enough file descriptors are available
832 int nBind = std::max((int)mapArgs.count("-bind") + (int)mapArgs.count("-whitebind"), 1);
833 nMaxConnections = GetArg("-maxconnections", 125);
834 nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0);
835 int nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS);
836 if (nFD < MIN_CORE_FILEDESCRIPTORS)
837 return InitError(_("Not enough file descriptors available."));
838 if (nFD - MIN_CORE_FILEDESCRIPTORS < nMaxConnections)
839 nMaxConnections = nFD - MIN_CORE_FILEDESCRIPTORS;
841 // if using block pruning, then disable txindex
842 // also disable the wallet (for now, until SPV support is implemented in wallet)
843 if (GetArg("-prune", 0)) {
844 if (GetBoolArg("-txindex", false))
845 return InitError(_("Prune mode is incompatible with -txindex."));
847 if (!GetBoolArg("-disablewallet", false)) {
848 if (SoftSetBoolArg("-disablewallet", true))
849 LogPrintf("%s : parameter interaction: -prune -> setting -disablewallet=1\n", __func__);
851 return InitError(_("Can't run with a wallet in prune mode."));
856 // ********************************************************* Step 3: parameter-to-internal-flags
858 fDebug = !mapMultiArgs["-debug"].empty();
859 // Special-case: if -debug=0/-nodebug is set, turn off debugging messages
860 const vector<string>& categories = mapMultiArgs["-debug"];
861 if (GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), string("0")) != categories.end())
864 // Special case: if debug=zrpcunsafe, implies debug=zrpc, so add it to debug categories
865 if (find(categories.begin(), categories.end(), string("zrpcunsafe")) != categories.end()) {
866 if (find(categories.begin(), categories.end(), string("zrpc")) == categories.end()) {
867 LogPrintf("%s: parameter interaction: setting -debug=zrpcunsafe -> -debug=zrpc\n", __func__);
868 vector<string>& v = mapMultiArgs["-debug"];
873 // Check for -debugnet
874 if (GetBoolArg("-debugnet", false))
875 InitWarning(_("Warning: Unsupported argument -debugnet ignored, use -debug=net."));
876 // Check for -socks - as this is a privacy risk to continue, exit here
877 if (mapArgs.count("-socks"))
878 return InitError(_("Error: Unsupported argument -socks found. Setting SOCKS version isn't possible anymore, only SOCKS5 proxies are supported."));
879 // Check for -tor - as this is a privacy risk to continue, exit here
880 if (GetBoolArg("-tor", false))
881 return InitError(_("Error: Unsupported argument -tor found, use -onion."));
883 if (GetBoolArg("-benchmark", false))
884 InitWarning(_("Warning: Unsupported argument -benchmark ignored, use -debug=bench."));
886 // Checkmempool and checkblockindex default to true in regtest mode
887 mempool.setSanityCheck(GetBoolArg("-checkmempool", chainparams.DefaultConsistencyChecks()));
888 fCheckBlockIndex = GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks());
889 fCheckpointsEnabled = GetBoolArg("-checkpoints", true);
891 // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
892 nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS);
893 if (nScriptCheckThreads <= 0)
894 nScriptCheckThreads += boost::thread::hardware_concurrency();
895 if (nScriptCheckThreads <= 1)
896 nScriptCheckThreads = 0;
897 else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS)
898 nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
900 fServer = GetBoolArg("-server", false);
902 // block pruning; get the amount of disk space (in MB) to allot for block & undo files
903 int64_t nSignedPruneTarget = GetArg("-prune", 0) * 1024 * 1024;
904 if (nSignedPruneTarget < 0) {
905 return InitError(_("Prune cannot be configured with a negative value."));
907 nPruneTarget = (uint64_t) nSignedPruneTarget;
909 if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) {
910 return InitError(strprintf(_("Prune configured below the minimum of %d MB. Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
912 LogPrintf("Prune configured to target %uMiB on disk for block and undo files.\n", nPruneTarget / 1024 / 1024);
917 bool fDisableWallet = GetBoolArg("-disablewallet", false);
920 nConnectTimeout = GetArg("-timeout", DEFAULT_CONNECT_TIMEOUT);
921 if (nConnectTimeout <= 0)
922 nConnectTimeout = DEFAULT_CONNECT_TIMEOUT;
924 // Fee-per-kilobyte amount considered the same as "free"
925 // If you are mining, be careful setting this:
926 // if you set it to zero then
927 // a transaction spammer can cheaply fill blocks using
928 // 1-satoshi-fee transactions. It should be set above the real
929 // cost to you of processing a transaction.
930 if (mapArgs.count("-minrelaytxfee"))
933 if (ParseMoney(mapArgs["-minrelaytxfee"], n) && n > 0)
934 ::minRelayTxFee = CFeeRate(n);
936 return InitError(strprintf(_("Invalid amount for -minrelaytxfee=<amount>: '%s'"), mapArgs["-minrelaytxfee"]));
940 if (mapArgs.count("-mintxfee"))
943 if (ParseMoney(mapArgs["-mintxfee"], n) && n > 0)
944 CWallet::minTxFee = CFeeRate(n);
946 return InitError(strprintf(_("Invalid amount for -mintxfee=<amount>: '%s'"), mapArgs["-mintxfee"]));
948 if (mapArgs.count("-paytxfee"))
950 CAmount nFeePerK = 0;
951 if (!ParseMoney(mapArgs["-paytxfee"], nFeePerK))
952 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"]));
953 if (nFeePerK > nHighTransactionFeeWarning)
954 InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
955 payTxFee = CFeeRate(nFeePerK, 1000);
956 if (payTxFee < ::minRelayTxFee)
958 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s' (must be at least %s)"),
959 mapArgs["-paytxfee"], ::minRelayTxFee.ToString()));
962 if (mapArgs.count("-maxtxfee"))
965 if (!ParseMoney(mapArgs["-maxtxfee"], nMaxFee))
966 return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s'"), mapArgs["-maptxfee"]));
967 if (nMaxFee > nHighTransactionMaxFeeWarning)
968 InitWarning(_("Warning: -maxtxfee is set very high! Fees this large could be paid on a single transaction."));
970 if (CFeeRate(maxTxFee, 1000) < ::minRelayTxFee)
972 return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s' (must be at least the minrelay fee of %s to prevent stuck transactions)"),
973 mapArgs["-maxtxfee"], ::minRelayTxFee.ToString()));
976 nTxConfirmTarget = GetArg("-txconfirmtarget", DEFAULT_TX_CONFIRM_TARGET);
977 bSpendZeroConfChange = GetBoolArg("-spendzeroconfchange", true);
978 fSendFreeTransactions = GetBoolArg("-sendfreetransactions", false);
980 std::string strWalletFile = GetArg("-wallet", "wallet.dat");
981 #endif // ENABLE_WALLET
983 fIsBareMultisigStd = GetBoolArg("-permitbaremultisig", true);
984 nMaxDatacarrierBytes = GetArg("-datacarriersize", nMaxDatacarrierBytes);
986 fAlerts = GetBoolArg("-alerts", DEFAULT_ALERTS);
988 // Option to startup with mocktime set (used for regression testing):
989 SetMockTime(GetArg("-mocktime", 0)); // SetMockTime(0) is a no-op
992 if (mapArgs.count("-mineraddress")) {
993 CBitcoinAddress addr;
994 if (!addr.SetString(mapArgs["-mineraddress"])) {
995 return InitError(strprintf(
996 _("Invalid address for -mineraddress=<addr>: '%s' (must be a transparent address)"),
997 mapArgs["-mineraddress"]));
1002 // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
1004 // Initialize libsodium
1005 if (init_and_check_sodium() == -1) {
1009 // Initialize elliptic curve code
1013 if (!InitSanityCheck())
1014 return InitError(_("Initialization sanity check failed. Zcash is shutting down."));
1016 std::string strDataDir = GetDataDir().string();
1017 #ifdef ENABLE_WALLET
1018 // Wallet file must be a plain filename without a directory
1019 if (strWalletFile != boost::filesystem::basename(strWalletFile) + boost::filesystem::extension(strWalletFile))
1020 return InitError(strprintf(_("Wallet %s resides outside data directory %s"), strWalletFile, strDataDir));
1022 // Make sure only a single Bitcoin process is using the data directory.
1023 boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
1024 FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
1025 if (file) fclose(file);
1028 static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
1029 if (!lock.try_lock())
1030 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Zcash is probably already running."), strDataDir));
1031 } catch(const boost::interprocess::interprocess_exception& e) {
1032 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Zcash is probably already running.") + " %s.", strDataDir, e.what()));
1036 CreatePidFile(GetPidFile(), getpid());
1038 if (GetBoolArg("-shrinkdebugfile", !fDebug))
1041 if (fPrintToDebugLog)
1044 LogPrintf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
1045 #ifdef ENABLE_WALLET
1046 LogPrintf("Using BerkeleyDB version %s\n", DbEnv::version(0, 0, 0));
1048 if (!fLogTimestamps)
1049 LogPrintf("Startup time: %s\n", DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime()));
1050 LogPrintf("Default data directory %s\n", GetDefaultDataDir().string());
1051 LogPrintf("Using data directory %s\n", strDataDir);
1052 LogPrintf("Using config file %s\n", GetConfigFile().string());
1053 LogPrintf("Using at most %i connections (%i file descriptors available)\n", nMaxConnections, nFD);
1054 std::ostringstream strErrors;
1056 LogPrintf("Using %u threads for script verification\n", nScriptCheckThreads);
1057 if (nScriptCheckThreads) {
1058 for (int i=0; i<nScriptCheckThreads-1; i++)
1059 threadGroup.create_thread(&ThreadScriptCheck);
1062 // Start the lightweight task scheduler thread
1063 CScheduler::Function serviceLoop = boost::bind(&CScheduler::serviceQueue, &scheduler);
1064 threadGroup.create_thread(boost::bind(&TraceThread<CScheduler::Function>, "scheduler", serviceLoop));
1069 if ((chainparams.NetworkIDString() != "regtest") &&
1070 GetBoolArg("-showmetrics", isatty(STDOUT_FILENO)) &&
1071 !fPrintToConsole && !GetBoolArg("-daemon", false)) {
1072 // Start the persistent metrics interface
1073 ConnectMetricsScreen();
1074 threadGroup.create_thread(&ThreadShowMetricsScreen);
1077 // These must be disabled for now, they are buggy and we probably don't
1078 // want any of libsnark's profiling in production anyway.
1079 libsnark::inhibit_profiling_info = true;
1080 libsnark::inhibit_profiling_counters = true;
1082 // Initialize Zcash circuit parameters
1085 /* Start the RPC server already. It will be started in "warmup" mode
1086 * and not really process calls already (but it will signify connections
1087 * that the server is there and will be ready later). Warmup mode will
1088 * be disabled when initialisation is finished.
1092 uiInterface.InitMessage.connect(SetRPCWarmupStatus);
1093 RPCServer::OnStopped(&OnRPCStopped);
1094 RPCServer::OnPreCommand(&OnRPCPreCommand);
1100 // ********************************************************* Step 5: verify wallet database integrity
1101 #ifdef ENABLE_WALLET
1102 if (!fDisableWallet) {
1103 LogPrintf("Using wallet %s\n", strWalletFile);
1104 uiInterface.InitMessage(_("Verifying wallet..."));
1106 std::string warningString;
1107 std::string errorString;
1109 if (!CWallet::Verify(strWalletFile, warningString, errorString))
1112 if (!warningString.empty())
1113 InitWarning(warningString);
1114 if (!errorString.empty())
1115 return InitError(warningString);
1117 } // (!fDisableWallet)
1118 #endif // ENABLE_WALLET
1119 // ********************************************************* Step 6: network initialization
1121 RegisterNodeSignals(GetNodeSignals());
1123 if (mapArgs.count("-onlynet")) {
1124 std::set<enum Network> nets;
1125 BOOST_FOREACH(const std::string& snet, mapMultiArgs["-onlynet"]) {
1126 enum Network net = ParseNetwork(snet);
1127 if (net == NET_UNROUTABLE)
1128 return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet));
1131 for (int n = 0; n < NET_MAX; n++) {
1132 enum Network net = (enum Network)n;
1133 if (!nets.count(net))
1138 if (mapArgs.count("-whitelist")) {
1139 BOOST_FOREACH(const std::string& net, mapMultiArgs["-whitelist"]) {
1140 CSubNet subnet(net);
1141 if (!subnet.IsValid())
1142 return InitError(strprintf(_("Invalid netmask specified in -whitelist: '%s'"), net));
1143 CNode::AddWhitelistedRange(subnet);
1147 bool proxyRandomize = GetBoolArg("-proxyrandomize", true);
1148 // -proxy sets a proxy for all outgoing network traffic
1149 // -noproxy (or -proxy=0) as well as the empty string can be used to not set a proxy, this is the default
1150 std::string proxyArg = GetArg("-proxy", "");
1151 if (proxyArg != "" && proxyArg != "0") {
1152 proxyType addrProxy = proxyType(CService(proxyArg, 9050), proxyRandomize);
1153 if (!addrProxy.IsValid())
1154 return InitError(strprintf(_("Invalid -proxy address: '%s'"), proxyArg));
1156 SetProxy(NET_IPV4, addrProxy);
1157 SetProxy(NET_IPV6, addrProxy);
1158 SetProxy(NET_TOR, addrProxy);
1159 SetNameProxy(addrProxy);
1160 SetReachable(NET_TOR); // by default, -proxy sets onion as reachable, unless -noonion later
1163 // -onion can be used to set only a proxy for .onion, or override normal proxy for .onion addresses
1164 // -noonion (or -onion=0) disables connecting to .onion entirely
1165 // An empty string is used to not override the onion proxy (in which case it defaults to -proxy set above, or none)
1166 std::string onionArg = GetArg("-onion", "");
1167 if (onionArg != "") {
1168 if (onionArg == "0") { // Handle -noonion/-onion=0
1169 SetReachable(NET_TOR, false); // set onions as unreachable
1171 proxyType addrOnion = proxyType(CService(onionArg, 9050), proxyRandomize);
1172 if (!addrOnion.IsValid())
1173 return InitError(strprintf(_("Invalid -onion address: '%s'"), onionArg));
1174 SetProxy(NET_TOR, addrOnion);
1175 SetReachable(NET_TOR);
1179 // see Step 2: parameter interactions for more information about these
1180 fListen = GetBoolArg("-listen", DEFAULT_LISTEN);
1181 fDiscover = GetBoolArg("-discover", true);
1182 fNameLookup = GetBoolArg("-dns", true);
1184 bool fBound = false;
1186 if (mapArgs.count("-bind") || mapArgs.count("-whitebind")) {
1187 BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-bind"]) {
1189 if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
1190 return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind));
1191 fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR));
1193 BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-whitebind"]) {
1195 if (!Lookup(strBind.c_str(), addrBind, 0, false))
1196 return InitError(strprintf(_("Cannot resolve -whitebind address: '%s'"), strBind));
1197 if (addrBind.GetPort() == 0)
1198 return InitError(strprintf(_("Need to specify a port with -whitebind: '%s'"), strBind));
1199 fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR | BF_WHITELIST));
1203 struct in_addr inaddr_any;
1204 inaddr_any.s_addr = INADDR_ANY;
1205 fBound |= Bind(CService(in6addr_any, GetListenPort()), BF_NONE);
1206 fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound ? BF_REPORT_ERROR : BF_NONE);
1209 return InitError(_("Failed to listen on any port. Use -listen=0 if you want this."));
1212 if (mapArgs.count("-externalip")) {
1213 BOOST_FOREACH(const std::string& strAddr, mapMultiArgs["-externalip"]) {
1214 CService addrLocal(strAddr, GetListenPort(), fNameLookup);
1215 if (!addrLocal.IsValid())
1216 return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr));
1217 AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
1221 BOOST_FOREACH(const std::string& strDest, mapMultiArgs["-seednode"])
1222 AddOneShot(strDest);
1225 pzmqNotificationInterface = CZMQNotificationInterface::CreateWithArguments(mapArgs);
1227 if (pzmqNotificationInterface) {
1228 RegisterValidationInterface(pzmqNotificationInterface);
1232 // ********************************************************* Step 7: load block chain
1234 fReindex = GetBoolArg("-reindex", false);
1236 // Upgrading to 0.8; hard-link the old blknnnn.dat files into /blocks/
1237 boost::filesystem::path blocksDir = GetDataDir() / "blocks";
1238 if (!boost::filesystem::exists(blocksDir))
1240 boost::filesystem::create_directories(blocksDir);
1241 bool linked = false;
1242 for (unsigned int i = 1; i < 10000; i++) {
1243 boost::filesystem::path source = GetDataDir() / strprintf("blk%04u.dat", i);
1244 if (!boost::filesystem::exists(source)) break;
1245 boost::filesystem::path dest = blocksDir / strprintf("blk%05u.dat", i-1);
1247 boost::filesystem::create_hard_link(source, dest);
1248 LogPrintf("Hardlinked %s -> %s\n", source.string(), dest.string());
1250 } catch (const boost::filesystem::filesystem_error& e) {
1251 // Note: hardlink creation failing is not a disaster, it just means
1252 // blocks will get re-downloaded from peers.
1253 LogPrintf("Error hardlinking blk%04u.dat: %s\n", i, e.what());
1263 // cache size calculations
1264 int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20);
1265 nTotalCache = std::max(nTotalCache, nMinDbCache << 20); // total cache cannot be less than nMinDbCache
1266 nTotalCache = std::min(nTotalCache, nMaxDbCache << 20); // total cache cannot be greated than nMaxDbcache
1267 int64_t nBlockTreeDBCache = nTotalCache / 8;
1268 if (nBlockTreeDBCache > (1 << 21) && !GetBoolArg("-txindex", false))
1269 nBlockTreeDBCache = (1 << 21); // block tree db cache shouldn't be larger than 2 MiB
1270 nTotalCache -= nBlockTreeDBCache;
1271 int64_t nCoinDBCache = std::min(nTotalCache / 2, (nTotalCache / 4) + (1 << 23)); // use 25%-50% of the remainder for disk cache
1272 nTotalCache -= nCoinDBCache;
1273 nCoinCacheUsage = nTotalCache; // the rest goes to in-memory cache
1274 LogPrintf("Cache configuration:\n");
1275 LogPrintf("* Using %.1fMiB for block index database\n", nBlockTreeDBCache * (1.0 / 1024 / 1024));
1276 LogPrintf("* Using %.1fMiB for chain state database\n", nCoinDBCache * (1.0 / 1024 / 1024));
1277 LogPrintf("* Using %.1fMiB for in-memory UTXO set\n", nCoinCacheUsage * (1.0 / 1024 / 1024));
1279 bool fLoaded = false;
1281 bool fReset = fReindex;
1282 std::string strLoadError;
1284 uiInterface.InitMessage(_("Loading block index..."));
1286 nStart = GetTimeMillis();
1291 delete pcoinsdbview;
1292 delete pcoinscatcher;
1295 pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReindex);
1296 pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReindex);
1297 pcoinscatcher = new CCoinsViewErrorCatcher(pcoinsdbview);
1298 pcoinsTip = new CCoinsViewCache(pcoinscatcher);
1301 pblocktree->WriteReindexing(true);
1302 //If we're reindexing in prune mode, wipe away unusable block files and all undo data files
1304 CleanupBlockRevFiles();
1307 if (!LoadBlockIndex()) {
1308 strLoadError = _("Error loading block database");
1312 // If the loaded chain has a wrong genesis, bail out immediately
1313 // (we're likely using a testnet datadir, or the other way around).
1314 if (!mapBlockIndex.empty() && mapBlockIndex.count(chainparams.GetConsensus().hashGenesisBlock) == 0)
1315 return InitError(_("Incorrect or no genesis block found. Wrong datadir for network?"));
1317 // Initialize the block index (no-op if non-empty database was already loaded)
1318 if (!InitBlockIndex()) {
1319 strLoadError = _("Error initializing block database");
1323 // Check for changed -txindex state
1324 if (fTxIndex != GetBoolArg("-txindex", false)) {
1325 strLoadError = _("You need to rebuild the database using -reindex to change -txindex");
1329 // Check for changed -prune state. What we are concerned about is a user who has pruned blocks
1330 // in the past, but is now trying to run unpruned.
1331 if (fHavePruned && !fPruneMode) {
1332 strLoadError = _("You need to rebuild the database using -reindex to go back to unpruned mode. This will redownload the entire blockchain");
1336 uiInterface.InitMessage(_("Verifying blocks..."));
1337 if (fHavePruned && GetArg("-checkblocks", 288) > MIN_BLOCKS_TO_KEEP) {
1338 LogPrintf("Prune: pruned datadir may not have more than %d blocks; -checkblocks=%d may fail\n",
1339 MIN_BLOCKS_TO_KEEP, GetArg("-checkblocks", 288));
1341 if (!CVerifyDB().VerifyDB(pcoinsdbview, GetArg("-checklevel", 3),
1342 GetArg("-checkblocks", 288))) {
1343 strLoadError = _("Corrupted block database detected");
1346 } catch (const std::exception& e) {
1347 if (fDebug) LogPrintf("%s\n", e.what());
1348 strLoadError = _("Error opening block database");
1356 // first suggest a reindex
1358 bool fRet = uiInterface.ThreadSafeQuestion(
1359 strLoadError + ".\n\n" + _("Do you want to rebuild the block database now?"),
1360 strLoadError + ".\nPlease restart with -reindex to recover.",
1361 "", CClientUIInterface::MSG_ERROR | CClientUIInterface::BTN_ABORT);
1364 fRequestShutdown = false;
1366 LogPrintf("Aborted block database rebuild. Exiting.\n");
1370 return InitError(strLoadError);
1375 // As LoadBlockIndex can take several minutes, it's possible the user
1376 // requested to kill the GUI during the last operation. If so, exit.
1377 // As the program has not fully started yet, Shutdown() is possibly overkill.
1378 if (fRequestShutdown)
1380 LogPrintf("Shutdown requested. Exiting.\n");
1383 LogPrintf(" block index %15dms\n", GetTimeMillis() - nStart);
1385 boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
1386 CAutoFile est_filein(fopen(est_path.string().c_str(), "rb"), SER_DISK, CLIENT_VERSION);
1387 // Allowed to fail as this file IS missing on first startup.
1388 if (!est_filein.IsNull())
1389 mempool.ReadFeeEstimates(est_filein);
1390 fFeeEstimatesInitialized = true;
1393 // ********************************************************* Step 8: load wallet
1394 #ifdef ENABLE_WALLET
1395 if (fDisableWallet) {
1397 LogPrintf("Wallet disabled!\n");
1400 // needed to restore wallet transaction meta data after -zapwallettxes
1401 std::vector<CWalletTx> vWtx;
1403 if (GetBoolArg("-zapwallettxes", false)) {
1404 uiInterface.InitMessage(_("Zapping all transactions from wallet..."));
1406 pwalletMain = new CWallet(strWalletFile);
1407 DBErrors nZapWalletRet = pwalletMain->ZapWalletTx(vWtx);
1408 if (nZapWalletRet != DB_LOAD_OK) {
1409 uiInterface.InitMessage(_("Error loading wallet.dat: Wallet corrupted"));
1417 uiInterface.InitMessage(_("Loading wallet..."));
1419 nStart = GetTimeMillis();
1420 bool fFirstRun = true;
1421 pwalletMain = new CWallet(strWalletFile);
1422 DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
1423 if (nLoadWalletRet != DB_LOAD_OK)
1425 if (nLoadWalletRet == DB_CORRUPT)
1426 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
1427 else if (nLoadWalletRet == DB_NONCRITICAL_ERROR)
1429 string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
1430 " or address book entries might be missing or incorrect."));
1433 else if (nLoadWalletRet == DB_TOO_NEW)
1434 strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin Core") << "\n";
1435 else if (nLoadWalletRet == DB_NEED_REWRITE)
1437 strErrors << _("Wallet needed to be rewritten: restart Bitcoin Core to complete") << "\n";
1438 LogPrintf("%s", strErrors.str());
1439 return InitError(strErrors.str());
1442 strErrors << _("Error loading wallet.dat") << "\n";
1445 if (GetBoolArg("-upgradewallet", fFirstRun))
1447 int nMaxVersion = GetArg("-upgradewallet", 0);
1448 if (nMaxVersion == 0) // the -upgradewallet without argument case
1450 LogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
1451 nMaxVersion = CLIENT_VERSION;
1452 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
1455 LogPrintf("Allowing wallet upgrade up to %i\n", nMaxVersion);
1456 if (nMaxVersion < pwalletMain->GetVersion())
1457 strErrors << _("Cannot downgrade wallet") << "\n";
1458 pwalletMain->SetMaxVersion(nMaxVersion);
1463 // Create new keyUser and set as default key
1464 CPubKey newDefaultKey;
1465 if (pwalletMain->GetKeyFromPool(newDefaultKey)) {
1466 pwalletMain->SetDefaultKey(newDefaultKey);
1467 if (!pwalletMain->SetAddressBook(pwalletMain->vchDefaultKey.GetID(), "", "receive"))
1468 strErrors << _("Cannot write default address") << "\n";
1471 pwalletMain->SetBestChain(chainActive.GetLocator());
1474 LogPrintf("%s", strErrors.str());
1475 LogPrintf(" wallet %15dms\n", GetTimeMillis() - nStart);
1477 RegisterValidationInterface(pwalletMain);
1479 CBlockIndex *pindexRescan = chainActive.Tip();
1480 if (GetBoolArg("-rescan", false))
1482 pwalletMain->ClearNoteWitnessCache();
1483 pindexRescan = chainActive.Genesis();
1487 CWalletDB walletdb(strWalletFile);
1488 CBlockLocator locator;
1489 if (walletdb.ReadBestBlock(locator))
1490 pindexRescan = FindForkInGlobalIndex(chainActive, locator);
1492 pindexRescan = chainActive.Genesis();
1494 if (chainActive.Tip() && chainActive.Tip() != pindexRescan)
1496 uiInterface.InitMessage(_("Rescanning..."));
1497 LogPrintf("Rescanning last %i blocks (from block %i)...\n", chainActive.Height() - pindexRescan->nHeight, pindexRescan->nHeight);
1498 nStart = GetTimeMillis();
1499 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
1500 LogPrintf(" rescan %15dms\n", GetTimeMillis() - nStart);
1501 pwalletMain->SetBestChain(chainActive.GetLocator());
1504 // Restore wallet transaction metadata after -zapwallettxes=1
1505 if (GetBoolArg("-zapwallettxes", false) && GetArg("-zapwallettxes", "1") != "2")
1507 CWalletDB walletdb(strWalletFile);
1509 BOOST_FOREACH(const CWalletTx& wtxOld, vWtx)
1511 uint256 hash = wtxOld.GetHash();
1512 std::map<uint256, CWalletTx>::iterator mi = pwalletMain->mapWallet.find(hash);
1513 if (mi != pwalletMain->mapWallet.end())
1515 const CWalletTx* copyFrom = &wtxOld;
1516 CWalletTx* copyTo = &mi->second;
1517 copyTo->mapValue = copyFrom->mapValue;
1518 copyTo->vOrderForm = copyFrom->vOrderForm;
1519 copyTo->nTimeReceived = copyFrom->nTimeReceived;
1520 copyTo->nTimeSmart = copyFrom->nTimeSmart;
1521 copyTo->fFromMe = copyFrom->fFromMe;
1522 copyTo->strFromAccount = copyFrom->strFromAccount;
1523 copyTo->nOrderPos = copyFrom->nOrderPos;
1524 copyTo->WriteToDisk(&walletdb);
1529 pwalletMain->SetBroadcastTransactions(GetBoolArg("-walletbroadcast", true));
1530 } // (!fDisableWallet)
1531 #else // ENABLE_WALLET
1532 LogPrintf("No wallet support compiled in!\n");
1533 #endif // !ENABLE_WALLET
1535 #ifdef ENABLE_MINING
1536 #ifndef ENABLE_WALLET
1537 if (GetBoolArg("-minetolocalwallet", false)) {
1538 return InitError(_("Zcash was not built with wallet support. Set -minetolocalwallet=0 to use -mineraddress, or rebuild Zcash with wallet support."));
1540 if (GetArg("-mineraddress", "").empty() && GetBoolArg("-gen", false)) {
1541 return InitError(_("Zcash was not built with wallet support. Set -mineraddress, or rebuild Zcash with wallet support."));
1543 #endif // !ENABLE_WALLET
1545 if (mapArgs.count("-mineraddress")) {
1546 #ifdef ENABLE_WALLET
1547 bool minerAddressInLocalWallet = false;
1549 // Address has alreday been validated
1550 CBitcoinAddress addr(mapArgs["-mineraddress"]);
1552 addr.GetKeyID(keyID);
1553 minerAddressInLocalWallet = pwalletMain->HaveKey(keyID);
1555 if (GetBoolArg("-minetolocalwallet", true) && !minerAddressInLocalWallet) {
1556 return InitError(_("-mineraddress is not in the local wallet. Either use a local address, or set -minetolocalwallet=0"));
1558 #endif // ENABLE_WALLET
1560 #endif // ENABLE_MINING
1562 // ********************************************************* Step 9: data directory maintenance
1564 // if pruning, unset the service bit and perform the initial blockstore prune
1565 // after any wallet rescanning has taken place.
1567 LogPrintf("Unsetting NODE_NETWORK on prune mode\n");
1568 nLocalServices &= ~NODE_NETWORK;
1570 uiInterface.InitMessage(_("Pruning blockstore..."));
1575 // ********************************************************* Step 10: import blocks
1577 if (mapArgs.count("-blocknotify"))
1578 uiInterface.NotifyBlockTip.connect(BlockNotifyCallback);
1580 uiInterface.InitMessage(_("Activating best chain..."));
1581 // scan for better chains in the block chain database, that are not yet connected in the active best chain
1582 CValidationState state;
1583 if (!ActivateBestChain(state))
1584 strErrors << "Failed to connect best block";
1586 std::vector<boost::filesystem::path> vImportFiles;
1587 if (mapArgs.count("-loadblock"))
1589 BOOST_FOREACH(const std::string& strFile, mapMultiArgs["-loadblock"])
1590 vImportFiles.push_back(strFile);
1592 threadGroup.create_thread(boost::bind(&ThreadImport, vImportFiles));
1593 if (chainActive.Tip() == NULL) {
1594 LogPrintf("Waiting for genesis block to be imported...\n");
1595 while (!fRequestShutdown && chainActive.Tip() == NULL)
1599 // ********************************************************* Step 11: start node
1601 if (!CheckDiskSpace())
1604 if (!strErrors.str().empty())
1605 return InitError(strErrors.str());
1608 LogPrintf("mapBlockIndex.size() = %u\n", mapBlockIndex.size());
1609 LogPrintf("nBestHeight = %d\n", chainActive.Height());
1610 #ifdef ENABLE_WALLET
1611 LogPrintf("setKeyPool.size() = %u\n", pwalletMain ? pwalletMain->setKeyPool.size() : 0);
1612 LogPrintf("mapWallet.size() = %u\n", pwalletMain ? pwalletMain->mapWallet.size() : 0);
1613 LogPrintf("mapAddressBook.size() = %u\n", pwalletMain ? pwalletMain->mapAddressBook.size() : 0);
1616 StartNode(threadGroup, scheduler);
1618 // Monitor the chain, and alert if we get blocks much quicker or slower than expected
1619 int64_t nPowTargetSpacing = Params().GetConsensus().nPowTargetSpacing;
1620 CScheduler::Function f = boost::bind(&PartitionCheck, &IsInitialBlockDownload,
1621 boost::ref(cs_main), boost::cref(pindexBestHeader), nPowTargetSpacing);
1622 scheduler.scheduleEvery(f, nPowTargetSpacing);
1624 #ifdef ENABLE_MINING
1625 // Generate coins in the background
1626 #ifdef ENABLE_WALLET
1627 if (pwalletMain || !GetArg("-mineraddress", "").empty())
1628 GenerateBitcoins(GetBoolArg("-gen", false), pwalletMain, GetArg("-genproclimit", 1));
1630 GenerateBitcoins(GetBoolArg("-gen", false), GetArg("-genproclimit", 1));
1634 // ********************************************************* Step 11: finished
1636 SetRPCWarmupFinished();
1637 uiInterface.InitMessage(_("Done loading"));
1639 #ifdef ENABLE_WALLET
1641 // Add wallet transactions that aren't already in a block to mapTransactions
1642 pwalletMain->ReacceptWalletTransactions();
1644 // Run a thread to flush wallet periodically
1645 threadGroup.create_thread(boost::bind(&ThreadFlushWalletDB, boost::ref(pwalletMain->strWalletFile)));
1650 threadGroup.create_thread(boost::bind(ThreadSendAlert));
1652 return !fRequestShutdown;