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"
20 #include "httpserver.h"
27 #include "rpcserver.h"
28 #include "script/standard.h"
29 #include "scheduler.h"
31 #include "torcontrol.h"
32 #include "ui_interface.h"
34 #include "utilmoneystr.h"
35 #include "validationinterface.h"
37 #include "wallet/wallet.h"
38 #include "wallet/walletdb.h"
47 #include <boost/algorithm/string/predicate.hpp>
48 #include <boost/algorithm/string/replace.hpp>
49 #include <boost/bind.hpp>
50 #include <boost/filesystem.hpp>
51 #include <boost/function.hpp>
52 #include <boost/interprocess/sync/file_lock.hpp>
53 #include <boost/thread.hpp>
54 #include <openssl/crypto.h>
56 #include "libsnark/common/profiling.hpp"
59 #include "zmq/zmqnotificationinterface.h"
63 #include "amqp/amqpnotificationinterface.h"
68 extern void ThreadSendAlert();
70 ZCJoinSplit* pzcashParams = NULL;
73 CWallet* pwalletMain = NULL;
75 bool fFeeEstimatesInitialized = false;
78 static CZMQNotificationInterface* pzmqNotificationInterface = NULL;
82 static AMQPNotificationInterface* pAMQPNotificationInterface = NULL;
86 // Win32 LevelDB doesn't use file descriptors, and the ones used for
87 // accessing block files don't count towards the fd_set size limit
89 #define MIN_CORE_FILEDESCRIPTORS 0
91 #define MIN_CORE_FILEDESCRIPTORS 150
94 /** Used to pass flags to the Bind() function */
97 BF_EXPLICIT = (1U << 0),
98 BF_REPORT_ERROR = (1U << 1),
99 BF_WHITELIST = (1U << 2),
102 static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
103 CClientUIInterface uiInterface; // Declared but not defined in ui_interface.h
105 //////////////////////////////////////////////////////////////////////////////
111 // Thread management and startup/shutdown:
113 // The network-processing threads are all part of a thread group
114 // created by AppInit().
116 // A clean exit happens when StartShutdown() or the SIGTERM
117 // signal handler sets fRequestShutdown, which triggers
118 // the DetectShutdownThread(), which interrupts the main thread group.
119 // DetectShutdownThread() then exits, which causes AppInit() to
120 // continue (it .joins the shutdown thread).
121 // Shutdown() is then
122 // called to clean up database connections, and stop other
123 // threads that should only be stopped after the main network-processing
124 // threads have exited.
126 // Note that if running -daemon the parent process returns from AppInit2
127 // before adding any threads to the threadGroup, so .join_all() returns
128 // immediately and the parent exits from main().
131 std::atomic<bool> fRequestShutdown(false);
135 fRequestShutdown = true;
137 bool ShutdownRequested()
139 return fRequestShutdown;
142 class CCoinsViewErrorCatcher : public CCoinsViewBacked
145 CCoinsViewErrorCatcher(CCoinsView* view) : CCoinsViewBacked(view) {}
146 bool GetCoins(const uint256 &txid, CCoins &coins) const {
148 return CCoinsViewBacked::GetCoins(txid, coins);
149 } catch(const std::runtime_error& e) {
150 uiInterface.ThreadSafeMessageBox(_("Error reading from database, shutting down."), "", CClientUIInterface::MSG_ERROR);
151 LogPrintf("Error reading from database: %s\n", e.what());
152 // Starting the shutdown sequence and returning false to the caller would be
153 // interpreted as 'entry not found' (as opposed to unable to read data), and
154 // could lead to invalid interpretation. Just exit immediately, as we can't
155 // continue anyway, and all writes should be atomic.
159 // Writes do not need similar protection, as failure to write is handled by the caller.
162 static CCoinsViewDB *pcoinsdbview = NULL;
163 static CCoinsViewErrorCatcher *pcoinscatcher = NULL;
164 static boost::scoped_ptr<ECCVerifyHandle> globalVerifyHandle;
166 void Interrupt(boost::thread_group& threadGroup)
168 InterruptHTTPServer();
172 InterruptTorControl();
173 threadGroup.interrupt_all();
178 LogPrintf("%s: In progress...\n", __func__);
179 static CCriticalSection cs_Shutdown;
180 TRY_LOCK(cs_Shutdown, lockShutdown);
184 /// Note: Shutdown() must be able to handle cases in which AppInit2() failed part of the way,
185 /// for example if the data directory was found to be locked.
186 /// Be sure that anything that writes files or flushes caches only does this if the respective
187 /// module was initialized.
188 RenameThread("zcash-shutoff");
189 mempool.AddTransactionsUpdated(1);
197 pwalletMain->Flush(false);
201 GenerateBitcoins(false, NULL, 0);
203 GenerateBitcoins(false, 0);
208 UnregisterNodeSignals(GetNodeSignals());
210 if (fFeeEstimatesInitialized)
212 boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
213 CAutoFile est_fileout(fopen(est_path.string().c_str(), "wb"), SER_DISK, CLIENT_VERSION);
214 if (!est_fileout.IsNull())
215 mempool.WriteFeeEstimates(est_fileout);
217 LogPrintf("%s: Failed to write fee estimates to %s\n", __func__, est_path.string());
218 fFeeEstimatesInitialized = false;
223 if (pcoinsTip != NULL) {
228 delete pcoinscatcher;
229 pcoinscatcher = NULL;
237 pwalletMain->Flush(true);
241 if (pzmqNotificationInterface) {
242 UnregisterValidationInterface(pzmqNotificationInterface);
243 delete pzmqNotificationInterface;
244 pzmqNotificationInterface = NULL;
249 if (pAMQPNotificationInterface) {
250 UnregisterValidationInterface(pAMQPNotificationInterface);
251 delete pAMQPNotificationInterface;
252 pAMQPNotificationInterface = NULL;
258 boost::filesystem::remove(GetPidFile());
259 } catch (const boost::filesystem::filesystem_error& e) {
260 LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what());
263 UnregisterAllValidationInterfaces();
270 globalVerifyHandle.reset();
272 LogPrintf("%s: done\n", __func__);
276 * Signal handlers are very limited in what they are allowed to do, so:
278 void HandleSIGTERM(int)
280 fRequestShutdown = true;
283 void HandleSIGHUP(int)
285 fReopenDebugLog = true;
288 bool static InitError(const std::string &str)
290 uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR);
294 bool static InitWarning(const std::string &str)
296 uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_WARNING);
300 bool static Bind(const CService &addr, unsigned int flags) {
301 if (!(flags & BF_EXPLICIT) && IsLimited(addr))
303 std::string strError;
304 if (!BindListenPort(addr, strError, (flags & BF_WHITELIST) != 0)) {
305 if (flags & BF_REPORT_ERROR)
306 return InitError(strError);
314 cvBlockChange.notify_all();
315 LogPrint("rpc", "RPC stopped.\n");
318 void OnRPCPreCommand(const CRPCCommand& cmd)
321 string strWarning = GetWarnings("rpc");
322 if (strWarning != "" && !GetBoolArg("-disablesafemode", false) &&
324 throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, string("Safe mode: ") + strWarning);
327 std::string HelpMessage(HelpMessageMode mode)
329 const bool showDebug = GetBoolArg("-help-debug", false);
331 // When adding new options to the categories, please keep and ensure alphabetical ordering.
332 // Do not translate _(...) -help-debug options, Many technical terms, and only a very small audience, so is unnecessary stress to translators
334 string strUsage = HelpMessageGroup(_("Options:"));
335 strUsage += HelpMessageOpt("-?", _("This help message"));
336 strUsage += HelpMessageOpt("-alerts", strprintf(_("Receive and display P2P network alerts (default: %u)"), DEFAULT_ALERTS));
337 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)"));
338 strUsage += HelpMessageOpt("-blocknotify=<cmd>", _("Execute command when the best block changes (%s in cmd is replaced by block hash)"));
339 strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), 288));
340 strUsage += HelpMessageOpt("-checklevel=<n>", strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"), 3));
341 strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), "zcash.conf"));
342 if (mode == HMM_BITCOIND)
345 strUsage += HelpMessageOpt("-daemon", _("Run in the background as a daemon and accept commands"));
348 strUsage += HelpMessageOpt("-datadir=<dir>", _("Specify data directory"));
349 strUsage += HelpMessageOpt("-disabledeprecation=<version>", strprintf(_("Disable block-height node deprecation and automatic shutdown (example: -disabledeprecation=%s)"),
350 FormatVersion(CLIENT_VERSION)));
351 strUsage += HelpMessageOpt("-exportdir=<dir>", _("Specify directory to be used when exporting data"));
352 strUsage += HelpMessageOpt("-dbcache=<n>", strprintf(_("Set database cache size in megabytes (%d to %d, default: %d)"), nMinDbCache, nMaxDbCache, nDefaultDbCache));
353 strUsage += HelpMessageOpt("-loadblock=<file>", _("Imports blocks from external blk000??.dat file") + " " + _("on startup"));
354 strUsage += HelpMessageOpt("-maxorphantx=<n>", strprintf(_("Keep at most <n> unconnectable transactions in memory (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS));
355 strUsage += HelpMessageOpt("-mempooltxinputlimit=<n>", _("Set the maximum number of transparent inputs in a transaction that the mempool will accept (default: 0 = no limit applied)"));
356 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)"),
357 -GetNumCores(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS));
359 strUsage += HelpMessageOpt("-pid=<file>", strprintf(_("Specify pid file (default: %s)"), "zcashd.pid"));
361 strUsage += HelpMessageOpt("-prune=<n>", strprintf(_("Reduce storage requirements by pruning (deleting) old blocks. This mode disables wallet support and is incompatible with -txindex. "
362 "Warning: Reverting this setting requires re-downloading the entire blockchain. "
363 "(default: 0 = disable pruning blocks, >%u = target size in MiB to use for block files)"), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
364 strUsage += HelpMessageOpt("-reindex", _("Rebuild block chain index from current blk000??.dat files on startup"));
366 strUsage += HelpMessageOpt("-sysperms", _("Create new files with system default permissions, instead of umask 077 (only effective with disabled wallet functionality)"));
368 strUsage += HelpMessageOpt("-txindex", strprintf(_("Maintain a full transaction index, used by the getrawtransaction rpc call (default: %u)"), 0));
370 strUsage += HelpMessageGroup(_("Connection options:"));
371 strUsage += HelpMessageOpt("-addnode=<ip>", _("Add a node to connect to and attempt to keep the connection open"));
372 strUsage += HelpMessageOpt("-banscore=<n>", strprintf(_("Threshold for disconnecting misbehaving peers (default: %u)"), 100));
373 strUsage += HelpMessageOpt("-bantime=<n>", strprintf(_("Number of seconds to keep misbehaving peers from reconnecting (default: %u)"), 86400));
374 strUsage += HelpMessageOpt("-bind=<addr>", _("Bind to given address and always listen on it. Use [host]:port notation for IPv6"));
375 strUsage += HelpMessageOpt("-connect=<ip>", _("Connect only to the specified node(s)"));
376 strUsage += HelpMessageOpt("-discover", _("Discover own IP addresses (default: 1 when listening and no -externalip or -proxy)"));
377 strUsage += HelpMessageOpt("-dns", _("Allow DNS lookups for -addnode, -seednode and -connect") + " " + _("(default: 1)"));
378 strUsage += HelpMessageOpt("-dnsseed", _("Query for peer addresses via DNS lookup, if low on addresses (default: 1 unless -connect)"));
379 strUsage += HelpMessageOpt("-externalip=<ip>", _("Specify your own public address"));
380 strUsage += HelpMessageOpt("-forcednsseed", strprintf(_("Always query for peer addresses via DNS lookup (default: %u)"), 0));
381 strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect)"));
382 strUsage += HelpMessageOpt("-listenonion", strprintf(_("Automatically create Tor hidden service (default: %d)"), DEFAULT_LISTEN_ONION));
383 strUsage += HelpMessageOpt("-maxconnections=<n>", strprintf(_("Maintain at most <n> connections to peers (default: %u)"), DEFAULT_MAX_PEER_CONNECTIONS));
384 strUsage += HelpMessageOpt("-maxreceivebuffer=<n>", strprintf(_("Maximum per-connection receive buffer, <n>*1000 bytes (default: %u)"), 5000));
385 strUsage += HelpMessageOpt("-maxsendbuffer=<n>", strprintf(_("Maximum per-connection send buffer, <n>*1000 bytes (default: %u)"), 1000));
386 strUsage += HelpMessageOpt("-onion=<ip:port>", strprintf(_("Use separate SOCKS5 proxy to reach peers via Tor hidden services (default: %s)"), "-proxy"));
387 strUsage += HelpMessageOpt("-onlynet=<net>", _("Only connect to nodes in network <net> (ipv4, ipv6 or onion)"));
388 strUsage += HelpMessageOpt("-permitbaremultisig", strprintf(_("Relay non-P2SH multisig (default: %u)"), 1));
389 strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), 8233, 18233));
390 strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy"));
391 strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), 1));
392 strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect"));
393 strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT));
394 strUsage += HelpMessageOpt("-torcontrol=<ip>:<port>", strprintf(_("Tor control port to use if onion listening enabled (default: %s)"), DEFAULT_TOR_CONTROL));
395 strUsage += HelpMessageOpt("-torpassword=<pass>", _("Tor control port password (default: empty)"));
396 strUsage += HelpMessageOpt("-whitebind=<addr>", _("Bind to given address and whitelist peers connecting to it. Use [host]:port notation for IPv6"));
397 strUsage += HelpMessageOpt("-whitelist=<netmask>", _("Whitelist peers connecting from the given netmask or IP address. Can be specified multiple times.") +
398 " " + _("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"));
401 strUsage += HelpMessageGroup(_("Wallet options:"));
402 strUsage += HelpMessageOpt("-disablewallet", _("Do not load the wallet and disable wallet RPC calls"));
403 strUsage += HelpMessageOpt("-keypool=<n>", strprintf(_("Set key pool size to <n> (default: %u)"), 100));
405 strUsage += HelpMessageOpt("-mintxfee=<amt>", strprintf("Fees (in %s/kB) smaller than this are considered zero fee for transaction creation (default: %s)",
406 CURRENCY_UNIT, FormatMoney(CWallet::minTxFee.GetFeePerK())));
407 strUsage += HelpMessageOpt("-paytxfee=<amt>", strprintf(_("Fee (in %s/kB) to add to transactions you send (default: %s)"),
408 CURRENCY_UNIT, FormatMoney(payTxFee.GetFeePerK())));
409 strUsage += HelpMessageOpt("-rescan", _("Rescan the block chain for missing wallet transactions") + " " + _("on startup"));
410 strUsage += HelpMessageOpt("-salvagewallet", _("Attempt to recover private keys from a corrupt wallet.dat") + " " + _("on startup"));
411 strUsage += HelpMessageOpt("-sendfreetransactions", strprintf(_("Send transactions as zero-fee transactions if possible (default: %u)"), 0));
412 strUsage += HelpMessageOpt("-spendzeroconfchange", strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"), 1));
413 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));
414 strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees (in %s) to use in a single wallet transaction; setting this too low may abort large transactions (default: %s)"),
415 CURRENCY_UNIT, FormatMoney(maxTxFee)));
416 strUsage += HelpMessageOpt("-upgradewallet", _("Upgrade wallet to latest format") + " " + _("on startup"));
417 strUsage += HelpMessageOpt("-wallet=<file>", _("Specify wallet file (within data directory)") + " " + strprintf(_("(default: %s)"), "wallet.dat"));
418 strUsage += HelpMessageOpt("-walletbroadcast", _("Make the wallet broadcast transactions") + " " + strprintf(_("(default: %u)"), true));
419 strUsage += HelpMessageOpt("-walletnotify=<cmd>", _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)"));
420 strUsage += HelpMessageOpt("-zapwallettxes=<mode>", _("Delete all wallet transactions and only recover those parts of the blockchain through -rescan on startup") +
421 " " + _("(1 = keep tx meta data e.g. account owner and payment request information, 2 = drop tx meta data)"));
425 strUsage += HelpMessageGroup(_("ZeroMQ notification options:"));
426 strUsage += HelpMessageOpt("-zmqpubhashblock=<address>", _("Enable publish hash block in <address>"));
427 strUsage += HelpMessageOpt("-zmqpubhashtx=<address>", _("Enable publish hash transaction in <address>"));
428 strUsage += HelpMessageOpt("-zmqpubrawblock=<address>", _("Enable publish raw block in <address>"));
429 strUsage += HelpMessageOpt("-zmqpubrawtx=<address>", _("Enable publish raw transaction in <address>"));
433 strUsage += HelpMessageGroup(_("AMQP 1.0 notification options:"));
434 strUsage += HelpMessageOpt("-amqppubhashblock=<address>", _("Enable publish hash block in <address>"));
435 strUsage += HelpMessageOpt("-amqppubhashtx=<address>", _("Enable publish hash transaction in <address>"));
436 strUsage += HelpMessageOpt("-amqppubrawblock=<address>", _("Enable publish raw block in <address>"));
437 strUsage += HelpMessageOpt("-amqppubrawtx=<address>", _("Enable publish raw transaction in <address>"));
440 strUsage += HelpMessageGroup(_("Debugging/Testing options:"));
443 strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", 1));
444 strUsage += HelpMessageOpt("-dblogsize=<n>", strprintf("Flush database activity from memory pool to disk log every <n> megabytes (default: %u)", 100));
445 strUsage += HelpMessageOpt("-disablesafemode", strprintf("Disable safemode, override a real safe mode event (default: %u)", 0));
446 strUsage += HelpMessageOpt("-testsafemode", strprintf("Force safe mode (default: %u)", 0));
447 strUsage += HelpMessageOpt("-dropmessagestest=<n>", "Randomly drop 1 of every <n> network messages");
448 strUsage += HelpMessageOpt("-fuzzmessagestest=<n>", "Randomly fuzz 1 of every <n> network messages");
449 strUsage += HelpMessageOpt("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", 1));
450 strUsage += HelpMessageOpt("-stopafterblockimport", strprintf("Stop running after importing blocks from disk (default: %u)", 0));
452 string debugCategories = "addrman, alert, bench, coindb, db, estimatefee, http, libevent, lock, mempool, net, partitioncheck, pow, proxy, prune, "
453 "rand, reindex, rpc, selectcoins, tor, zmq, zrpc, zrpcunsafe (implies zrpc)"; // Don't translate these
454 strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " +
455 _("If <category> is not supplied or if <category> = 1, output all debugging information.") + " " + _("<category> can be:") + " " + debugCategories + ".");
456 strUsage += HelpMessageOpt("-experimentalfeatures", _("Enable use of experimental features"));
457 strUsage += HelpMessageOpt("-help-debug", _("Show all debugging options (usage: --help -help-debug)"));
458 strUsage += HelpMessageOpt("-logips", strprintf(_("Include IP addresses in debug output (default: %u)"), 0));
459 strUsage += HelpMessageOpt("-logtimestamps", strprintf(_("Prepend debug output with timestamp (default: %u)"), 1));
462 strUsage += HelpMessageOpt("-limitfreerelay=<n>", strprintf("Continuously rate-limit free transactions to <n>*1000 bytes per minute (default: %u)", 15));
463 strUsage += HelpMessageOpt("-relaypriority", strprintf("Require high priority for relaying free or low-fee transactions (default: %u)", 0));
464 strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf("Limit size of signature cache to <n> entries (default: %u)", 50000));
466 strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for relaying (default: %s)"),
467 CURRENCY_UNIT, FormatMoney(::minRelayTxFee.GetFeePerK())));
468 strUsage += HelpMessageOpt("-printtoconsole", _("Send trace/debug info to console instead of debug.log file"));
471 strUsage += HelpMessageOpt("-printpriority", strprintf("Log transaction priority and fee per kB when mining blocks (default: %u)", 0));
472 strUsage += HelpMessageOpt("-privdb", strprintf("Sets the DB_PRIVATE flag in the wallet db environment (default: %u)", 1));
473 strUsage += HelpMessageOpt("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
474 "This is intended for regression testing tools and app development.");
476 strUsage += HelpMessageOpt("-shrinkdebugfile", _("Shrink debug.log file on client startup (default: 1 when no -debug)"));
477 strUsage += HelpMessageOpt("-testnet", _("Use the test network"));
479 strUsage += HelpMessageGroup(_("Node relay options:"));
480 strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), 1));
481 strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY));
483 strUsage += HelpMessageGroup(_("Block creation options:"));
484 strUsage += HelpMessageOpt("-blockminsize=<n>", strprintf(_("Set minimum block size in bytes (default: %u)"), 0));
485 strUsage += HelpMessageOpt("-blockmaxsize=<n>", strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE));
486 strUsage += HelpMessageOpt("-blockprioritysize=<n>", strprintf(_("Set maximum size of high-priority/low-fee transactions in bytes (default: %d)"), DEFAULT_BLOCK_PRIORITY_SIZE));
487 if (GetBoolArg("-help-debug", false))
488 strUsage += HelpMessageOpt("-blockversion=<n>", strprintf("Override block version to test forking scenarios (default: %d)", (int)CBlock::CURRENT_VERSION));
491 strUsage += HelpMessageGroup(_("Mining options:"));
492 strUsage += HelpMessageOpt("-gen", strprintf(_("Generate coins (default: %u)"), 0));
493 strUsage += HelpMessageOpt("-genproclimit=<n>", strprintf(_("Set the number of threads for coin generation if enabled (-1 = all cores, default: %d)"), 1));
494 strUsage += HelpMessageOpt("-equihashsolver=<name>", _("Specify the Equihash solver to be used if enabled (default: \"default\")"));
495 strUsage += HelpMessageOpt("-mineraddress=<addr>", _("Send mined coins to a specific single address"));
496 strUsage += HelpMessageOpt("-minetolocalwallet", strprintf(
497 _("Require that mined blocks use a coinbase address in the local wallet (default: %u)"),
506 strUsage += HelpMessageGroup(_("RPC server options:"));
507 strUsage += HelpMessageOpt("-server", _("Accept command line and JSON-RPC commands"));
508 strUsage += HelpMessageOpt("-rest", strprintf(_("Accept public REST requests (default: %u)"), 0));
509 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)"));
510 strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections"));
511 strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections"));
512 strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), 8232, 18232));
513 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"));
514 strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS));
516 strUsage += HelpMessageOpt("-rpcworkqueue=<n>", strprintf("Set the depth of the work queue to service RPC calls (default: %d)", DEFAULT_HTTP_WORKQUEUE));
517 strUsage += HelpMessageOpt("-rpcservertimeout=<n>", strprintf("Timeout during HTTP requests (default: %d)", DEFAULT_HTTP_SERVER_TIMEOUT));
520 // Disabled until we can lock notes and also tune performance of libsnark which by default uses multiple threads
521 //strUsage += HelpMessageOpt("-rpcasyncthreads=<n>", strprintf(_("Set the number of threads to service Async RPC calls (default: %d)"), 1));
523 if (mode == HMM_BITCOIND) {
524 strUsage += HelpMessageGroup(_("Metrics Options (only if -daemon and -printtoconsole are not set):"));
525 strUsage += HelpMessageOpt("-showmetrics", _("Show metrics on stdout (default: 1 if running in a console, 0 otherwise)"));
526 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)"));
527 strUsage += HelpMessageOpt("-metricsrefreshtime", strprintf(_("Number of seconds between metrics refreshes (default: %u if running in a console, %u otherwise)"), 1, 600));
533 static void BlockNotifyCallback(const uint256& hashNewTip)
535 std::string strCmd = GetArg("-blocknotify", "");
537 boost::replace_all(strCmd, "%s", hashNewTip.GetHex());
538 boost::thread t(runCommand, strCmd); // thread runs free
544 assert(fImporting == false);
549 assert(fImporting == true);
555 // If we're using -prune with -reindex, then delete block files that will be ignored by the
556 // reindex. Since reindexing works by starting at block file 0 and looping until a blockfile
557 // is missing, do the same here to delete any later block files after a gap. Also delete all
558 // rev files since they'll be rewritten by the reindex anyway. This ensures that vinfoBlockFile
559 // is in sync with what's actually on disk by the time we start downloading, so that pruning
561 void CleanupBlockRevFiles()
563 using namespace boost::filesystem;
564 map<string, path> mapBlockFiles;
566 // Glob all blk?????.dat and rev?????.dat files from the blocks directory.
567 // Remove the rev files immediately and insert the blk file paths into an
568 // ordered map keyed by block file index.
569 LogPrintf("Removing unusable blk?????.dat and rev?????.dat files for -reindex with -prune\n");
570 path blocksdir = GetDataDir() / "blocks";
571 for (directory_iterator it(blocksdir); it != directory_iterator(); it++) {
572 if (is_regular_file(*it) &&
573 it->path().filename().string().length() == 12 &&
574 it->path().filename().string().substr(8,4) == ".dat")
576 if (it->path().filename().string().substr(0,3) == "blk")
577 mapBlockFiles[it->path().filename().string().substr(3,5)] = it->path();
578 else if (it->path().filename().string().substr(0,3) == "rev")
583 // Remove all block files that aren't part of a contiguous set starting at
584 // zero by walking the ordered map (keys are block file indices) by
585 // keeping a separate counter. Once we hit a gap (or if 0 doesn't exist)
586 // start removing block files.
587 int nContigCounter = 0;
588 BOOST_FOREACH(const PAIRTYPE(string, path)& item, mapBlockFiles) {
589 if (atoi(item.first) == nContigCounter) {
597 void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
599 RenameThread("zcash-loadblk");
605 CDiskBlockPos pos(nFile, 0);
606 if (!boost::filesystem::exists(GetBlockPosFilename(pos, "blk")))
607 break; // No block files left to reindex
608 FILE *file = OpenBlockFile(pos, true);
610 break; // This error is logged in OpenBlockFile
611 LogPrintf("Reindexing block file blk%05u.dat...\n", (unsigned int)nFile);
612 LoadExternalBlockFile(file, &pos);
615 pblocktree->WriteReindexing(false);
617 LogPrintf("Reindexing finished\n");
618 // To avoid ending up in a situation without genesis block, re-try initializing (no-op if reindexing worked):
622 // hardcoded $DATADIR/bootstrap.dat
623 boost::filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
624 if (boost::filesystem::exists(pathBootstrap)) {
625 FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
628 boost::filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
629 LogPrintf("Importing bootstrap.dat...\n");
630 LoadExternalBlockFile(file);
631 RenameOver(pathBootstrap, pathBootstrapOld);
633 LogPrintf("Warning: Could not open bootstrap file %s\n", pathBootstrap.string());
638 BOOST_FOREACH(const boost::filesystem::path& path, vImportFiles) {
639 FILE *file = fopen(path.string().c_str(), "rb");
642 LogPrintf("Importing blocks file %s...\n", path.string());
643 LoadExternalBlockFile(file);
645 LogPrintf("Warning: Could not open blocks file %s\n", path.string());
649 if (GetBoolArg("-stopafterblockimport", false)) {
650 LogPrintf("Stopping after block import\n");
656 * Ensure that Bitcoin is running in a usable environment with all
657 * necessary library support.
659 bool InitSanityCheck(void)
661 if(!ECC_InitSanityCheck()) {
662 InitError("Elliptic curve cryptography sanity check failure. Aborting.");
665 if (!glibc_sanity_test() || !glibcxx_sanity_test())
672 static void ZC_LoadParams()
674 struct timeval tv_start, tv_end;
677 boost::filesystem::path pk_path = ZC_GetParamsDir() / "sprout-proving.key";
678 boost::filesystem::path vk_path = ZC_GetParamsDir() / "sprout-verifying.key";
680 if (!(boost::filesystem::exists(pk_path) && boost::filesystem::exists(vk_path))) {
681 uiInterface.ThreadSafeMessageBox(strprintf(
682 _("Cannot find the Zcash network parameters in the following directory:\n"
684 "Please run 'zcash-fetch-params' or './zcutil/fetch-params.sh' and then restart."),
686 "", CClientUIInterface::MSG_ERROR);
691 pzcashParams = ZCJoinSplit::Unopened();
693 LogPrintf("Loading verifying key from %s\n", vk_path.string().c_str());
694 gettimeofday(&tv_start, 0);
696 pzcashParams->loadVerifyingKey(vk_path.string());
698 gettimeofday(&tv_end, 0);
699 elapsed = float(tv_end.tv_sec-tv_start.tv_sec) + (tv_end.tv_usec-tv_start.tv_usec)/float(1000000);
700 LogPrintf("Loaded verifying key in %fs seconds.\n", elapsed);
702 pzcashParams->setProvingKeyPath(pk_path.string());
705 bool AppInitServers(boost::thread_group& threadGroup)
707 RPCServer::OnStopped(&OnRPCStopped);
708 RPCServer::OnPreCommand(&OnRPCPreCommand);
709 if (!InitHTTPServer())
715 if (GetBoolArg("-rest", false) && !StartREST())
717 if (!StartHTTPServer(threadGroup))
722 /** Initialize bitcoin.
723 * @pre Parameters should be parsed and config file should be read.
725 bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
727 // ********************************************************* Step 1: setup
729 // Turn off Microsoft heap dump noise
730 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
731 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
734 // Disable confusing "helpful" text message on abort, Ctrl-C
735 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
738 // Enable Data Execution Prevention (DEP)
739 // Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
740 // A failure is non-critical and needs no further attention!
741 #ifndef PROCESS_DEP_ENABLE
742 // We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
743 // which is not correct. Can be removed, when GCCs winbase.h is fixed!
744 #define PROCESS_DEP_ENABLE 0x00000001
746 typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
747 PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
748 if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
751 if (!SetupNetworking())
752 return InitError("Error: Initializing networking failed");
755 if (GetBoolArg("-sysperms", false)) {
757 if (!GetBoolArg("-disablewallet", false))
758 return InitError("Error: -sysperms is not allowed in combination with enabled wallet functionality");
764 // Clean shutdown on SIGTERM
766 sa.sa_handler = HandleSIGTERM;
767 sigemptyset(&sa.sa_mask);
769 sigaction(SIGTERM, &sa, NULL);
770 sigaction(SIGINT, &sa, NULL);
772 // Reopen debug.log on SIGHUP
773 struct sigaction sa_hup;
774 sa_hup.sa_handler = HandleSIGHUP;
775 sigemptyset(&sa_hup.sa_mask);
777 sigaction(SIGHUP, &sa_hup, NULL);
779 // Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly
780 signal(SIGPIPE, SIG_IGN);
783 // ********************************************************* Step 2: parameter interactions
784 const CChainParams& chainparams = Params();
786 // Set this early so that experimental features are correctly enabled/disabled
787 fExperimentalMode = GetBoolArg("-experimentalfeatures", false);
789 // Fail early if user has set experimental options without the global flag
790 if (!fExperimentalMode) {
791 if (mapArgs.count("-developerencryptwallet")) {
792 return InitError(_("Wallet encryption requires -experimentalfeatures."));
796 // Set this early so that parameter interactions go to console
797 fPrintToConsole = GetBoolArg("-printtoconsole", false);
798 fLogTimestamps = GetBoolArg("-logtimestamps", true);
799 fLogIPs = GetBoolArg("-logips", false);
801 LogPrintf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
802 LogPrintf("Zcash version %s (%s)\n", FormatFullVersion(), CLIENT_DATE);
804 // when specifying an explicit binding address, you want to listen on it
805 // even when -connect or -proxy is specified
806 if (mapArgs.count("-bind")) {
807 if (SoftSetBoolArg("-listen", true))
808 LogPrintf("%s: parameter interaction: -bind set -> setting -listen=1\n", __func__);
810 if (mapArgs.count("-whitebind")) {
811 if (SoftSetBoolArg("-listen", true))
812 LogPrintf("%s: parameter interaction: -whitebind set -> setting -listen=1\n", __func__);
815 if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
816 // when only connecting to trusted nodes, do not seed via DNS, or listen by default
817 if (SoftSetBoolArg("-dnsseed", false))
818 LogPrintf("%s: parameter interaction: -connect set -> setting -dnsseed=0\n", __func__);
819 if (SoftSetBoolArg("-listen", false))
820 LogPrintf("%s: parameter interaction: -connect set -> setting -listen=0\n", __func__);
823 if (mapArgs.count("-proxy")) {
824 // to protect privacy, do not listen by default if a default proxy server is specified
825 if (SoftSetBoolArg("-listen", false))
826 LogPrintf("%s: parameter interaction: -proxy set -> setting -listen=0\n", __func__);
827 // to protect privacy, do not discover addresses by default
828 if (SoftSetBoolArg("-discover", false))
829 LogPrintf("%s: parameter interaction: -proxy set -> setting -discover=0\n", __func__);
832 if (!GetBoolArg("-listen", DEFAULT_LISTEN)) {
833 // do not try to retrieve public IP when not listening (pointless)
834 if (SoftSetBoolArg("-discover", false))
835 LogPrintf("%s: parameter interaction: -listen=0 -> setting -discover=0\n", __func__);
836 if (SoftSetBoolArg("-listenonion", false))
837 LogPrintf("%s: parameter interaction: -listen=0 -> setting -listenonion=0\n", __func__);
840 if (mapArgs.count("-externalip")) {
841 // if an explicit public IP is specified, do not try to find others
842 if (SoftSetBoolArg("-discover", false))
843 LogPrintf("%s: parameter interaction: -externalip set -> setting -discover=0\n", __func__);
846 if (GetBoolArg("-salvagewallet", false)) {
847 // Rewrite just private keys: rescan to find transactions
848 if (SoftSetBoolArg("-rescan", true))
849 LogPrintf("%s: parameter interaction: -salvagewallet=1 -> setting -rescan=1\n", __func__);
852 // -zapwallettx implies a rescan
853 if (GetBoolArg("-zapwallettxes", false)) {
854 if (SoftSetBoolArg("-rescan", true))
855 LogPrintf("%s: parameter interaction: -zapwallettxes=<mode> -> setting -rescan=1\n", __func__);
858 // Make sure enough file descriptors are available
859 int nBind = std::max((int)mapArgs.count("-bind") + (int)mapArgs.count("-whitebind"), 1);
860 nMaxConnections = GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS);
861 nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0);
862 int nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS);
863 if (nFD < MIN_CORE_FILEDESCRIPTORS)
864 return InitError(_("Not enough file descriptors available."));
865 if (nFD - MIN_CORE_FILEDESCRIPTORS < nMaxConnections)
866 nMaxConnections = nFD - MIN_CORE_FILEDESCRIPTORS;
868 // if using block pruning, then disable txindex
869 // also disable the wallet (for now, until SPV support is implemented in wallet)
870 if (GetArg("-prune", 0)) {
871 if (GetBoolArg("-txindex", false))
872 return InitError(_("Prune mode is incompatible with -txindex."));
874 if (!GetBoolArg("-disablewallet", false)) {
875 if (SoftSetBoolArg("-disablewallet", true))
876 LogPrintf("%s : parameter interaction: -prune -> setting -disablewallet=1\n", __func__);
878 return InitError(_("Can't run with a wallet in prune mode."));
883 // ********************************************************* Step 3: parameter-to-internal-flags
885 fDebug = !mapMultiArgs["-debug"].empty();
886 // Special-case: if -debug=0/-nodebug is set, turn off debugging messages
887 const vector<string>& categories = mapMultiArgs["-debug"];
888 if (GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), string("0")) != categories.end())
891 // Special case: if debug=zrpcunsafe, implies debug=zrpc, so add it to debug categories
892 if (find(categories.begin(), categories.end(), string("zrpcunsafe")) != categories.end()) {
893 if (find(categories.begin(), categories.end(), string("zrpc")) == categories.end()) {
894 LogPrintf("%s: parameter interaction: setting -debug=zrpcunsafe -> -debug=zrpc\n", __func__);
895 vector<string>& v = mapMultiArgs["-debug"];
900 // Check for -debugnet
901 if (GetBoolArg("-debugnet", false))
902 InitWarning(_("Warning: Unsupported argument -debugnet ignored, use -debug=net."));
903 // Check for -socks - as this is a privacy risk to continue, exit here
904 if (mapArgs.count("-socks"))
905 return InitError(_("Error: Unsupported argument -socks found. Setting SOCKS version isn't possible anymore, only SOCKS5 proxies are supported."));
906 // Check for -tor - as this is a privacy risk to continue, exit here
907 if (GetBoolArg("-tor", false))
908 return InitError(_("Error: Unsupported argument -tor found, use -onion."));
910 if (GetBoolArg("-benchmark", false))
911 InitWarning(_("Warning: Unsupported argument -benchmark ignored, use -debug=bench."));
913 // Checkmempool and checkblockindex default to true in regtest mode
914 mempool.setSanityCheck(GetBoolArg("-checkmempool", chainparams.DefaultConsistencyChecks()));
915 fCheckBlockIndex = GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks());
916 fCheckpointsEnabled = GetBoolArg("-checkpoints", true);
918 // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
919 nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS);
920 if (nScriptCheckThreads <= 0)
921 nScriptCheckThreads += GetNumCores();
922 if (nScriptCheckThreads <= 1)
923 nScriptCheckThreads = 0;
924 else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS)
925 nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
927 fServer = GetBoolArg("-server", false);
929 // block pruning; get the amount of disk space (in MB) to allot for block & undo files
930 int64_t nSignedPruneTarget = GetArg("-prune", 0) * 1024 * 1024;
931 if (nSignedPruneTarget < 0) {
932 return InitError(_("Prune cannot be configured with a negative value."));
934 nPruneTarget = (uint64_t) nSignedPruneTarget;
936 if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) {
937 return InitError(strprintf(_("Prune configured below the minimum of %d MB. Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
939 LogPrintf("Prune configured to target %uMiB on disk for block and undo files.\n", nPruneTarget / 1024 / 1024);
944 bool fDisableWallet = GetBoolArg("-disablewallet", false);
947 nConnectTimeout = GetArg("-timeout", DEFAULT_CONNECT_TIMEOUT);
948 if (nConnectTimeout <= 0)
949 nConnectTimeout = DEFAULT_CONNECT_TIMEOUT;
951 // Fee-per-kilobyte amount considered the same as "free"
952 // If you are mining, be careful setting this:
953 // if you set it to zero then
954 // a transaction spammer can cheaply fill blocks using
955 // 1-satoshi-fee transactions. It should be set above the real
956 // cost to you of processing a transaction.
957 if (mapArgs.count("-minrelaytxfee"))
960 if (ParseMoney(mapArgs["-minrelaytxfee"], n) && n > 0)
961 ::minRelayTxFee = CFeeRate(n);
963 return InitError(strprintf(_("Invalid amount for -minrelaytxfee=<amount>: '%s'"), mapArgs["-minrelaytxfee"]));
967 if (mapArgs.count("-mintxfee"))
970 if (ParseMoney(mapArgs["-mintxfee"], n) && n > 0)
971 CWallet::minTxFee = CFeeRate(n);
973 return InitError(strprintf(_("Invalid amount for -mintxfee=<amount>: '%s'"), mapArgs["-mintxfee"]));
975 if (mapArgs.count("-paytxfee"))
977 CAmount nFeePerK = 0;
978 if (!ParseMoney(mapArgs["-paytxfee"], nFeePerK))
979 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"]));
980 if (nFeePerK > nHighTransactionFeeWarning)
981 InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
982 payTxFee = CFeeRate(nFeePerK, 1000);
983 if (payTxFee < ::minRelayTxFee)
985 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s' (must be at least %s)"),
986 mapArgs["-paytxfee"], ::minRelayTxFee.ToString()));
989 if (mapArgs.count("-maxtxfee"))
992 if (!ParseMoney(mapArgs["-maxtxfee"], nMaxFee))
993 return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s'"), mapArgs["-maptxfee"]));
994 if (nMaxFee > nHighTransactionMaxFeeWarning)
995 InitWarning(_("Warning: -maxtxfee is set very high! Fees this large could be paid on a single transaction."));
997 if (CFeeRate(maxTxFee, 1000) < ::minRelayTxFee)
999 return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s' (must be at least the minrelay fee of %s to prevent stuck transactions)"),
1000 mapArgs["-maxtxfee"], ::minRelayTxFee.ToString()));
1003 nTxConfirmTarget = GetArg("-txconfirmtarget", DEFAULT_TX_CONFIRM_TARGET);
1004 bSpendZeroConfChange = GetBoolArg("-spendzeroconfchange", true);
1005 fSendFreeTransactions = GetBoolArg("-sendfreetransactions", false);
1007 std::string strWalletFile = GetArg("-wallet", "wallet.dat");
1008 #endif // ENABLE_WALLET
1010 fIsBareMultisigStd = GetBoolArg("-permitbaremultisig", true);
1011 nMaxDatacarrierBytes = GetArg("-datacarriersize", nMaxDatacarrierBytes);
1013 fAlerts = GetBoolArg("-alerts", DEFAULT_ALERTS);
1015 // Option to startup with mocktime set (used for regression testing):
1016 SetMockTime(GetArg("-mocktime", 0)); // SetMockTime(0) is a no-op
1018 #ifdef ENABLE_MINING
1019 if (mapArgs.count("-mineraddress")) {
1020 CBitcoinAddress addr;
1021 if (!addr.SetString(mapArgs["-mineraddress"])) {
1022 return InitError(strprintf(
1023 _("Invalid address for -mineraddress=<addr>: '%s' (must be a transparent address)"),
1024 mapArgs["-mineraddress"]));
1029 // Default value of 0 for mempooltxinputlimit means no limit is applied
1030 if (mapArgs.count("-mempooltxinputlimit")) {
1031 int64_t limit = GetArg("-mempooltxinputlimit", 0);
1033 return InitError(_("Mempool limit on transparent inputs to a transaction cannot be negative"));
1034 } else if (limit > 0) {
1035 LogPrintf("Mempool configured to reject transactions with greater than %lld transparent inputs\n", limit);
1040 // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
1042 // Initialize libsodium
1043 if (init_and_check_sodium() == -1) {
1047 // Initialize elliptic curve code
1049 globalVerifyHandle.reset(new ECCVerifyHandle());
1052 if (!InitSanityCheck())
1053 return InitError(_("Initialization sanity check failed. Zcash is shutting down."));
1055 std::string strDataDir = GetDataDir().string();
1056 #ifdef ENABLE_WALLET
1057 // Wallet file must be a plain filename without a directory
1058 if (strWalletFile != boost::filesystem::basename(strWalletFile) + boost::filesystem::extension(strWalletFile))
1059 return InitError(strprintf(_("Wallet %s resides outside data directory %s"), strWalletFile, strDataDir));
1061 // Make sure only a single Bitcoin process is using the data directory.
1062 boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
1063 FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
1064 if (file) fclose(file);
1067 static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
1068 if (!lock.try_lock())
1069 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Zcash is probably already running."), strDataDir));
1070 } catch(const boost::interprocess::interprocess_exception& e) {
1071 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Zcash is probably already running.") + " %s.", strDataDir, e.what()));
1075 CreatePidFile(GetPidFile(), getpid());
1077 if (GetBoolArg("-shrinkdebugfile", !fDebug))
1080 if (fPrintToDebugLog)
1083 LogPrintf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
1084 #ifdef ENABLE_WALLET
1085 LogPrintf("Using BerkeleyDB version %s\n", DbEnv::version(0, 0, 0));
1087 if (!fLogTimestamps)
1088 LogPrintf("Startup time: %s\n", DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime()));
1089 LogPrintf("Default data directory %s\n", GetDefaultDataDir().string());
1090 LogPrintf("Using data directory %s\n", strDataDir);
1091 LogPrintf("Using config file %s\n", GetConfigFile().string());
1092 LogPrintf("Using at most %i connections (%i file descriptors available)\n", nMaxConnections, nFD);
1093 std::ostringstream strErrors;
1095 LogPrintf("Using %u threads for script verification\n", nScriptCheckThreads);
1096 if (nScriptCheckThreads) {
1097 for (int i=0; i<nScriptCheckThreads-1; i++)
1098 threadGroup.create_thread(&ThreadScriptCheck);
1101 // Start the lightweight task scheduler thread
1102 CScheduler::Function serviceLoop = boost::bind(&CScheduler::serviceQueue, &scheduler);
1103 threadGroup.create_thread(boost::bind(&TraceThread<CScheduler::Function>, "scheduler", serviceLoop));
1108 if ((chainparams.NetworkIDString() != "regtest") &&
1109 GetBoolArg("-showmetrics", isatty(STDOUT_FILENO)) &&
1110 !fPrintToConsole && !GetBoolArg("-daemon", false)) {
1111 // Start the persistent metrics interface
1112 ConnectMetricsScreen();
1113 threadGroup.create_thread(&ThreadShowMetricsScreen);
1116 // These must be disabled for now, they are buggy and we probably don't
1117 // want any of libsnark's profiling in production anyway.
1118 libsnark::inhibit_profiling_info = true;
1119 libsnark::inhibit_profiling_counters = true;
1121 // Initialize Zcash circuit parameters
1124 /* Start the RPC server already. It will be started in "warmup" mode
1125 * and not really process calls already (but it will signify connections
1126 * that the server is there and will be ready later). Warmup mode will
1127 * be disabled when initialisation is finished.
1131 uiInterface.InitMessage.connect(SetRPCWarmupStatus);
1132 if (!AppInitServers(threadGroup))
1133 return InitError(_("Unable to start HTTP server. See debug log for details."));
1138 // ********************************************************* Step 5: verify wallet database integrity
1139 #ifdef ENABLE_WALLET
1140 if (!fDisableWallet) {
1141 LogPrintf("Using wallet %s\n", strWalletFile);
1142 uiInterface.InitMessage(_("Verifying wallet..."));
1144 std::string warningString;
1145 std::string errorString;
1147 if (!CWallet::Verify(strWalletFile, warningString, errorString))
1150 if (!warningString.empty())
1151 InitWarning(warningString);
1152 if (!errorString.empty())
1153 return InitError(warningString);
1155 } // (!fDisableWallet)
1156 #endif // ENABLE_WALLET
1157 // ********************************************************* Step 6: network initialization
1159 RegisterNodeSignals(GetNodeSignals());
1161 if (mapArgs.count("-onlynet")) {
1162 std::set<enum Network> nets;
1163 BOOST_FOREACH(const std::string& snet, mapMultiArgs["-onlynet"]) {
1164 enum Network net = ParseNetwork(snet);
1165 if (net == NET_UNROUTABLE)
1166 return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet));
1169 for (int n = 0; n < NET_MAX; n++) {
1170 enum Network net = (enum Network)n;
1171 if (!nets.count(net))
1176 if (mapArgs.count("-whitelist")) {
1177 BOOST_FOREACH(const std::string& net, mapMultiArgs["-whitelist"]) {
1178 CSubNet subnet(net);
1179 if (!subnet.IsValid())
1180 return InitError(strprintf(_("Invalid netmask specified in -whitelist: '%s'"), net));
1181 CNode::AddWhitelistedRange(subnet);
1185 bool proxyRandomize = GetBoolArg("-proxyrandomize", true);
1186 // -proxy sets a proxy for all outgoing network traffic
1187 // -noproxy (or -proxy=0) as well as the empty string can be used to not set a proxy, this is the default
1188 std::string proxyArg = GetArg("-proxy", "");
1189 SetLimited(NET_TOR);
1190 if (proxyArg != "" && proxyArg != "0") {
1191 proxyType addrProxy = proxyType(CService(proxyArg, 9050), proxyRandomize);
1192 if (!addrProxy.IsValid())
1193 return InitError(strprintf(_("Invalid -proxy address: '%s'"), proxyArg));
1195 SetProxy(NET_IPV4, addrProxy);
1196 SetProxy(NET_IPV6, addrProxy);
1197 SetProxy(NET_TOR, addrProxy);
1198 SetNameProxy(addrProxy);
1199 SetLimited(NET_TOR, false); // by default, -proxy sets onion as reachable, unless -noonion later
1202 // -onion can be used to set only a proxy for .onion, or override normal proxy for .onion addresses
1203 // -noonion (or -onion=0) disables connecting to .onion entirely
1204 // An empty string is used to not override the onion proxy (in which case it defaults to -proxy set above, or none)
1205 std::string onionArg = GetArg("-onion", "");
1206 if (onionArg != "") {
1207 if (onionArg == "0") { // Handle -noonion/-onion=0
1208 SetLimited(NET_TOR); // set onions as unreachable
1210 proxyType addrOnion = proxyType(CService(onionArg, 9050), proxyRandomize);
1211 if (!addrOnion.IsValid())
1212 return InitError(strprintf(_("Invalid -onion address: '%s'"), onionArg));
1213 SetProxy(NET_TOR, addrOnion);
1214 SetLimited(NET_TOR, false);
1218 // see Step 2: parameter interactions for more information about these
1219 fListen = GetBoolArg("-listen", DEFAULT_LISTEN);
1220 fDiscover = GetBoolArg("-discover", true);
1221 fNameLookup = GetBoolArg("-dns", true);
1223 bool fBound = false;
1225 if (mapArgs.count("-bind") || mapArgs.count("-whitebind")) {
1226 BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-bind"]) {
1228 if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
1229 return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind));
1230 fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR));
1232 BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-whitebind"]) {
1234 if (!Lookup(strBind.c_str(), addrBind, 0, false))
1235 return InitError(strprintf(_("Cannot resolve -whitebind address: '%s'"), strBind));
1236 if (addrBind.GetPort() == 0)
1237 return InitError(strprintf(_("Need to specify a port with -whitebind: '%s'"), strBind));
1238 fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR | BF_WHITELIST));
1242 struct in_addr inaddr_any;
1243 inaddr_any.s_addr = INADDR_ANY;
1244 fBound |= Bind(CService(in6addr_any, GetListenPort()), BF_NONE);
1245 fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound ? BF_REPORT_ERROR : BF_NONE);
1248 return InitError(_("Failed to listen on any port. Use -listen=0 if you want this."));
1251 if (mapArgs.count("-externalip")) {
1252 BOOST_FOREACH(const std::string& strAddr, mapMultiArgs["-externalip"]) {
1253 CService addrLocal(strAddr, GetListenPort(), fNameLookup);
1254 if (!addrLocal.IsValid())
1255 return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr));
1256 AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
1260 BOOST_FOREACH(const std::string& strDest, mapMultiArgs["-seednode"])
1261 AddOneShot(strDest);
1264 pzmqNotificationInterface = CZMQNotificationInterface::CreateWithArguments(mapArgs);
1266 if (pzmqNotificationInterface) {
1267 RegisterValidationInterface(pzmqNotificationInterface);
1272 pAMQPNotificationInterface = AMQPNotificationInterface::CreateWithArguments(mapArgs);
1274 if (pAMQPNotificationInterface) {
1276 // AMQP support is currently an experimental feature, so fail if user configured AMQP notifications
1277 // without enabling experimental features.
1278 if (!fExperimentalMode) {
1279 return InitError(_("AMQP support requires -experimentalfeatures."));
1282 RegisterValidationInterface(pAMQPNotificationInterface);
1286 // ********************************************************* Step 7: load block chain
1288 fReindex = GetBoolArg("-reindex", false);
1290 // Upgrading to 0.8; hard-link the old blknnnn.dat files into /blocks/
1291 boost::filesystem::path blocksDir = GetDataDir() / "blocks";
1292 if (!boost::filesystem::exists(blocksDir))
1294 boost::filesystem::create_directories(blocksDir);
1295 bool linked = false;
1296 for (unsigned int i = 1; i < 10000; i++) {
1297 boost::filesystem::path source = GetDataDir() / strprintf("blk%04u.dat", i);
1298 if (!boost::filesystem::exists(source)) break;
1299 boost::filesystem::path dest = blocksDir / strprintf("blk%05u.dat", i-1);
1301 boost::filesystem::create_hard_link(source, dest);
1302 LogPrintf("Hardlinked %s -> %s\n", source.string(), dest.string());
1304 } catch (const boost::filesystem::filesystem_error& e) {
1305 // Note: hardlink creation failing is not a disaster, it just means
1306 // blocks will get re-downloaded from peers.
1307 LogPrintf("Error hardlinking blk%04u.dat: %s\n", i, e.what());
1317 // cache size calculations
1318 int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20);
1319 nTotalCache = std::max(nTotalCache, nMinDbCache << 20); // total cache cannot be less than nMinDbCache
1320 nTotalCache = std::min(nTotalCache, nMaxDbCache << 20); // total cache cannot be greated than nMaxDbcache
1321 int64_t nBlockTreeDBCache = nTotalCache / 8;
1322 if (nBlockTreeDBCache > (1 << 21) && !GetBoolArg("-txindex", false))
1323 nBlockTreeDBCache = (1 << 21); // block tree db cache shouldn't be larger than 2 MiB
1324 nTotalCache -= nBlockTreeDBCache;
1325 int64_t nCoinDBCache = std::min(nTotalCache / 2, (nTotalCache / 4) + (1 << 23)); // use 25%-50% of the remainder for disk cache
1326 nTotalCache -= nCoinDBCache;
1327 nCoinCacheUsage = nTotalCache; // the rest goes to in-memory cache
1328 LogPrintf("Cache configuration:\n");
1329 LogPrintf("* Using %.1fMiB for block index database\n", nBlockTreeDBCache * (1.0 / 1024 / 1024));
1330 LogPrintf("* Using %.1fMiB for chain state database\n", nCoinDBCache * (1.0 / 1024 / 1024));
1331 LogPrintf("* Using %.1fMiB for in-memory UTXO set\n", nCoinCacheUsage * (1.0 / 1024 / 1024));
1333 bool fLoaded = false;
1335 bool fReset = fReindex;
1336 std::string strLoadError;
1338 uiInterface.InitMessage(_("Loading block index..."));
1340 nStart = GetTimeMillis();
1345 delete pcoinsdbview;
1346 delete pcoinscatcher;
1349 pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReindex);
1350 pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReindex);
1351 pcoinscatcher = new CCoinsViewErrorCatcher(pcoinsdbview);
1352 pcoinsTip = new CCoinsViewCache(pcoinscatcher);
1355 pblocktree->WriteReindexing(true);
1356 //If we're reindexing in prune mode, wipe away unusable block files and all undo data files
1358 CleanupBlockRevFiles();
1361 if (!LoadBlockIndex()) {
1362 strLoadError = _("Error loading block database");
1366 // If the loaded chain has a wrong genesis, bail out immediately
1367 // (we're likely using a testnet datadir, or the other way around).
1368 if (!mapBlockIndex.empty() && mapBlockIndex.count(chainparams.GetConsensus().hashGenesisBlock) == 0)
1369 return InitError(_("Incorrect or no genesis block found. Wrong datadir for network?"));
1371 // Initialize the block index (no-op if non-empty database was already loaded)
1372 if (!InitBlockIndex()) {
1373 strLoadError = _("Error initializing block database");
1377 // Check for changed -txindex state
1378 if (fTxIndex != GetBoolArg("-txindex", false)) {
1379 strLoadError = _("You need to rebuild the database using -reindex to change -txindex");
1383 // Check for changed -prune state. What we are concerned about is a user who has pruned blocks
1384 // in the past, but is now trying to run unpruned.
1385 if (fHavePruned && !fPruneMode) {
1386 strLoadError = _("You need to rebuild the database using -reindex to go back to unpruned mode. This will redownload the entire blockchain");
1390 uiInterface.InitMessage(_("Verifying blocks..."));
1391 if (fHavePruned && GetArg("-checkblocks", 288) > MIN_BLOCKS_TO_KEEP) {
1392 LogPrintf("Prune: pruned datadir may not have more than %d blocks; -checkblocks=%d may fail\n",
1393 MIN_BLOCKS_TO_KEEP, GetArg("-checkblocks", 288));
1395 if (!CVerifyDB().VerifyDB(pcoinsdbview, GetArg("-checklevel", 3),
1396 GetArg("-checkblocks", 288))) {
1397 strLoadError = _("Corrupted block database detected");
1400 } catch (const std::exception& e) {
1401 if (fDebug) LogPrintf("%s\n", e.what());
1402 strLoadError = _("Error opening block database");
1410 // first suggest a reindex
1412 bool fRet = uiInterface.ThreadSafeQuestion(
1413 strLoadError + ".\n\n" + _("Do you want to rebuild the block database now?"),
1414 strLoadError + ".\nPlease restart with -reindex to recover.",
1415 "", CClientUIInterface::MSG_ERROR | CClientUIInterface::BTN_ABORT);
1418 fRequestShutdown = false;
1420 LogPrintf("Aborted block database rebuild. Exiting.\n");
1424 return InitError(strLoadError);
1429 // As LoadBlockIndex can take several minutes, it's possible the user
1430 // requested to kill the GUI during the last operation. If so, exit.
1431 // As the program has not fully started yet, Shutdown() is possibly overkill.
1432 if (fRequestShutdown)
1434 LogPrintf("Shutdown requested. Exiting.\n");
1437 LogPrintf(" block index %15dms\n", GetTimeMillis() - nStart);
1439 boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
1440 CAutoFile est_filein(fopen(est_path.string().c_str(), "rb"), SER_DISK, CLIENT_VERSION);
1441 // Allowed to fail as this file IS missing on first startup.
1442 if (!est_filein.IsNull())
1443 mempool.ReadFeeEstimates(est_filein);
1444 fFeeEstimatesInitialized = true;
1447 // ********************************************************* Step 8: load wallet
1448 #ifdef ENABLE_WALLET
1449 if (fDisableWallet) {
1451 LogPrintf("Wallet disabled!\n");
1454 // needed to restore wallet transaction meta data after -zapwallettxes
1455 std::vector<CWalletTx> vWtx;
1457 if (GetBoolArg("-zapwallettxes", false)) {
1458 uiInterface.InitMessage(_("Zapping all transactions from wallet..."));
1460 pwalletMain = new CWallet(strWalletFile);
1461 DBErrors nZapWalletRet = pwalletMain->ZapWalletTx(vWtx);
1462 if (nZapWalletRet != DB_LOAD_OK) {
1463 uiInterface.InitMessage(_("Error loading wallet.dat: Wallet corrupted"));
1471 uiInterface.InitMessage(_("Loading wallet..."));
1473 nStart = GetTimeMillis();
1474 bool fFirstRun = true;
1475 pwalletMain = new CWallet(strWalletFile);
1476 DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
1477 if (nLoadWalletRet != DB_LOAD_OK)
1479 if (nLoadWalletRet == DB_CORRUPT)
1480 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
1481 else if (nLoadWalletRet == DB_NONCRITICAL_ERROR)
1483 string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
1484 " or address book entries might be missing or incorrect."));
1487 else if (nLoadWalletRet == DB_TOO_NEW)
1488 strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin Core") << "\n";
1489 else if (nLoadWalletRet == DB_NEED_REWRITE)
1491 strErrors << _("Wallet needed to be rewritten: restart Bitcoin Core to complete") << "\n";
1492 LogPrintf("%s", strErrors.str());
1493 return InitError(strErrors.str());
1496 strErrors << _("Error loading wallet.dat") << "\n";
1499 if (GetBoolArg("-upgradewallet", fFirstRun))
1501 int nMaxVersion = GetArg("-upgradewallet", 0);
1502 if (nMaxVersion == 0) // the -upgradewallet without argument case
1504 LogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
1505 nMaxVersion = CLIENT_VERSION;
1506 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
1509 LogPrintf("Allowing wallet upgrade up to %i\n", nMaxVersion);
1510 if (nMaxVersion < pwalletMain->GetVersion())
1511 strErrors << _("Cannot downgrade wallet") << "\n";
1512 pwalletMain->SetMaxVersion(nMaxVersion);
1517 // Create new keyUser and set as default key
1518 CPubKey newDefaultKey;
1519 if (pwalletMain->GetKeyFromPool(newDefaultKey)) {
1520 pwalletMain->SetDefaultKey(newDefaultKey);
1521 if (!pwalletMain->SetAddressBook(pwalletMain->vchDefaultKey.GetID(), "", "receive"))
1522 strErrors << _("Cannot write default address") << "\n";
1525 pwalletMain->SetBestChain(chainActive.GetLocator());
1528 LogPrintf("%s", strErrors.str());
1529 LogPrintf(" wallet %15dms\n", GetTimeMillis() - nStart);
1531 RegisterValidationInterface(pwalletMain);
1533 CBlockIndex *pindexRescan = chainActive.Tip();
1534 if (GetBoolArg("-rescan", false))
1536 pwalletMain->ClearNoteWitnessCache();
1537 pindexRescan = chainActive.Genesis();
1541 CWalletDB walletdb(strWalletFile);
1542 CBlockLocator locator;
1543 if (walletdb.ReadBestBlock(locator))
1544 pindexRescan = FindForkInGlobalIndex(chainActive, locator);
1546 pindexRescan = chainActive.Genesis();
1548 if (chainActive.Tip() && chainActive.Tip() != pindexRescan)
1550 uiInterface.InitMessage(_("Rescanning..."));
1551 LogPrintf("Rescanning last %i blocks (from block %i)...\n", chainActive.Height() - pindexRescan->nHeight, pindexRescan->nHeight);
1552 nStart = GetTimeMillis();
1553 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
1554 LogPrintf(" rescan %15dms\n", GetTimeMillis() - nStart);
1555 pwalletMain->SetBestChain(chainActive.GetLocator());
1558 // Restore wallet transaction metadata after -zapwallettxes=1
1559 if (GetBoolArg("-zapwallettxes", false) && GetArg("-zapwallettxes", "1") != "2")
1561 CWalletDB walletdb(strWalletFile);
1563 BOOST_FOREACH(const CWalletTx& wtxOld, vWtx)
1565 uint256 hash = wtxOld.GetHash();
1566 std::map<uint256, CWalletTx>::iterator mi = pwalletMain->mapWallet.find(hash);
1567 if (mi != pwalletMain->mapWallet.end())
1569 const CWalletTx* copyFrom = &wtxOld;
1570 CWalletTx* copyTo = &mi->second;
1571 copyTo->mapValue = copyFrom->mapValue;
1572 copyTo->vOrderForm = copyFrom->vOrderForm;
1573 copyTo->nTimeReceived = copyFrom->nTimeReceived;
1574 copyTo->nTimeSmart = copyFrom->nTimeSmart;
1575 copyTo->fFromMe = copyFrom->fFromMe;
1576 copyTo->strFromAccount = copyFrom->strFromAccount;
1577 copyTo->nOrderPos = copyFrom->nOrderPos;
1578 copyTo->WriteToDisk(&walletdb);
1583 pwalletMain->SetBroadcastTransactions(GetBoolArg("-walletbroadcast", true));
1584 } // (!fDisableWallet)
1585 #else // ENABLE_WALLET
1586 LogPrintf("No wallet support compiled in!\n");
1587 #endif // !ENABLE_WALLET
1589 #ifdef ENABLE_MINING
1590 #ifndef ENABLE_WALLET
1591 if (GetBoolArg("-minetolocalwallet", false)) {
1592 return InitError(_("Zcash was not built with wallet support. Set -minetolocalwallet=0 to use -mineraddress, or rebuild Zcash with wallet support."));
1594 if (GetArg("-mineraddress", "").empty() && GetBoolArg("-gen", false)) {
1595 return InitError(_("Zcash was not built with wallet support. Set -mineraddress, or rebuild Zcash with wallet support."));
1597 #endif // !ENABLE_WALLET
1599 if (mapArgs.count("-mineraddress")) {
1600 #ifdef ENABLE_WALLET
1601 bool minerAddressInLocalWallet = false;
1603 // Address has alreday been validated
1604 CBitcoinAddress addr(mapArgs["-mineraddress"]);
1606 addr.GetKeyID(keyID);
1607 minerAddressInLocalWallet = pwalletMain->HaveKey(keyID);
1609 if (GetBoolArg("-minetolocalwallet", true) && !minerAddressInLocalWallet) {
1610 return InitError(_("-mineraddress is not in the local wallet. Either use a local address, or set -minetolocalwallet=0"));
1612 #endif // ENABLE_WALLET
1614 #endif // ENABLE_MINING
1616 // ********************************************************* Step 9: data directory maintenance
1618 // if pruning, unset the service bit and perform the initial blockstore prune
1619 // after any wallet rescanning has taken place.
1621 LogPrintf("Unsetting NODE_NETWORK on prune mode\n");
1622 nLocalServices &= ~NODE_NETWORK;
1624 uiInterface.InitMessage(_("Pruning blockstore..."));
1629 // ********************************************************* Step 10: import blocks
1631 if (mapArgs.count("-blocknotify"))
1632 uiInterface.NotifyBlockTip.connect(BlockNotifyCallback);
1634 uiInterface.InitMessage(_("Activating best chain..."));
1635 // scan for better chains in the block chain database, that are not yet connected in the active best chain
1636 CValidationState state;
1637 if (!ActivateBestChain(state))
1638 strErrors << "Failed to connect best block";
1640 std::vector<boost::filesystem::path> vImportFiles;
1641 if (mapArgs.count("-loadblock"))
1643 BOOST_FOREACH(const std::string& strFile, mapMultiArgs["-loadblock"])
1644 vImportFiles.push_back(strFile);
1646 threadGroup.create_thread(boost::bind(&ThreadImport, vImportFiles));
1647 if (chainActive.Tip() == NULL) {
1648 LogPrintf("Waiting for genesis block to be imported...\n");
1649 while (!fRequestShutdown && chainActive.Tip() == NULL)
1653 // ********************************************************* Step 11: start node
1655 if (!CheckDiskSpace())
1658 if (!strErrors.str().empty())
1659 return InitError(strErrors.str());
1662 LogPrintf("mapBlockIndex.size() = %u\n", mapBlockIndex.size());
1663 LogPrintf("nBestHeight = %d\n", chainActive.Height());
1664 #ifdef ENABLE_WALLET
1665 LogPrintf("setKeyPool.size() = %u\n", pwalletMain ? pwalletMain->setKeyPool.size() : 0);
1666 LogPrintf("mapWallet.size() = %u\n", pwalletMain ? pwalletMain->mapWallet.size() : 0);
1667 LogPrintf("mapAddressBook.size() = %u\n", pwalletMain ? pwalletMain->mapAddressBook.size() : 0);
1670 if (GetBoolArg("-listenonion", DEFAULT_LISTEN_ONION))
1671 StartTorControl(threadGroup, scheduler);
1673 StartNode(threadGroup, scheduler);
1675 // Monitor the chain, and alert if we get blocks much quicker or slower than expected
1676 int64_t nPowTargetSpacing = Params().GetConsensus().nPowTargetSpacing;
1677 CScheduler::Function f = boost::bind(&PartitionCheck, &IsInitialBlockDownload,
1678 boost::ref(cs_main), boost::cref(pindexBestHeader), nPowTargetSpacing);
1679 scheduler.scheduleEvery(f, nPowTargetSpacing);
1681 #ifdef ENABLE_MINING
1682 // Generate coins in the background
1683 #ifdef ENABLE_WALLET
1684 if (pwalletMain || !GetArg("-mineraddress", "").empty())
1685 GenerateBitcoins(GetBoolArg("-gen", false), pwalletMain, GetArg("-genproclimit", 1));
1687 GenerateBitcoins(GetBoolArg("-gen", false), GetArg("-genproclimit", 1));
1691 // ********************************************************* Step 11: finished
1693 SetRPCWarmupFinished();
1694 uiInterface.InitMessage(_("Done loading"));
1696 #ifdef ENABLE_WALLET
1698 // Add wallet transactions that aren't already in a block to mapTransactions
1699 pwalletMain->ReacceptWalletTransactions();
1701 // Run a thread to flush wallet periodically
1702 threadGroup.create_thread(boost::bind(&ThreadFlushWalletDB, boost::ref(pwalletMain->strWalletFile)));
1707 threadGroup.create_thread(boost::bind(ThreadSendAlert));
1709 return !fRequestShutdown;