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init.cpp
1969 lines (1720 loc) · 94.4 KB
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init.cpp
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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin developers
// Copyright (c) 2014-2015 The Dash developers
// Copyright (c) 2015-2018 The PIVX developers
// Copyright (c) 2018-2020 The Helium developers
// Copyright (c) 2020 The sQuorum developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#if defined(HAVE_CONFIG_H)
#include "config/squorum-config.h"
#endif
#include "init.h"
#include "zsqr/accumulators.h"
#include "activemasternode.h"
#include "addrman.h"
#include "amount.h"
#include "checkpoints.h"
#include "compat/sanity.h"
#include "httpserver.h"
#include "httprpc.h"
#include "invalid.h"
#include "key.h"
#include "main.h"
#include "masternode-budget.h"
#include "masternode-payments.h"
#include "masternodeconfig.h"
#include "masternodeman.h"
#include "miner.h"
#include "net.h"
#include "rpc/server.h"
#include "script/standard.h"
#include "scheduler.h"
#include "spork.h"
#include "sporkdb.h"
#include "txdb.h"
#include "torcontrol.h"
#include "guiinterface.h"
#include "util.h"
#include "utilmoneystr.h"
#include "validationinterface.h"
#include "zsqr/accumulatorcheckpoints.h"
#include "zsqrchain.h"
#ifdef ENABLE_WALLET
#include "wallet/db.h"
#include "wallet/wallet.h"
#include "wallet/walletdb.h"
#endif
#include <fstream>
#include <stdint.h>
#include <stdio.h>
#ifndef WIN32
#include <signal.h>
#endif
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <boost/filesystem.hpp>
#include <boost/interprocess/sync/file_lock.hpp>
#include <boost/thread.hpp>
#include <boost/foreach.hpp>
#include <openssl/crypto.h>
#if ENABLE_ZMQ
#include "zmq/zmqnotificationinterface.h"
#endif
#ifdef ENABLE_WALLET
CWallet* pwalletMain = NULL;
CzSQRWallet* zwalletMain = NULL;
int nWalletBackups = 10;
#endif
volatile bool fFeeEstimatesInitialized = false;
volatile bool fRestartRequested = false; // true: restart false: shutdown
extern std::list<uint256> listAccCheckpointsNoDB;
#if ENABLE_ZMQ
static CZMQNotificationInterface* pzmqNotificationInterface = NULL;
#endif
#ifdef WIN32
// Win32 LevelDB doesn't use filedescriptors, and the ones used for
// accessing block files, don't count towards to fd_set size limit
// anyway.
#define MIN_CORE_FILEDESCRIPTORS 0
#else
#define MIN_CORE_FILEDESCRIPTORS 150
#endif
/** Used to pass flags to the Bind() function */
enum BindFlags {
BF_NONE = 0,
BF_EXPLICIT = (1U << 0),
BF_REPORT_ERROR = (1U << 1),
BF_WHITELIST = (1U << 2),
};
static const char* FEE_ESTIMATES_FILENAME = "fee_estimates.dat";
CClientUIInterface uiInterface;
//////////////////////////////////////////////////////////////////////////////
//
// Shutdown
//
//
// Thread management and startup/shutdown:
//
// The network-processing threads are all part of a thread group
// created by AppInit() or the Qt main() function.
//
// A clean exit happens when StartShutdown() or the SIGTERM
// signal handler sets fRequestShutdown, which triggers
// the DetectShutdownThread(), which interrupts the main thread group.
// DetectShutdownThread() then exits, which causes AppInit() to
// continue (it .joins the shutdown thread).
// Shutdown() is then
// called to clean up database connections, and stop other
// threads that should only be stopped after the main network-processing
// threads have exited.
//
// Note that if running -daemon the parent process returns from AppInit2
// before adding any threads to the threadGroup, so .join_all() returns
// immediately and the parent exits from main().
//
// Shutdown for Qt is very similar, only it uses a QTimer to detect
// fRequestShutdown getting set, and then does the normal Qt
// shutdown thing.
//
volatile bool fRequestShutdown = false;
void StartShutdown()
{
fRequestShutdown = true;
}
bool ShutdownRequested()
{
return fRequestShutdown || fRestartRequested;
}
class CCoinsViewErrorCatcher : public CCoinsViewBacked
{
public:
CCoinsViewErrorCatcher(CCoinsView* view) : CCoinsViewBacked(view) {}
bool GetCoins(const uint256& txid, CCoins& coins) const
{
try {
return CCoinsViewBacked::GetCoins(txid, coins);
} catch (const std::runtime_error& e) {
uiInterface.ThreadSafeMessageBox(_("Error reading from database, shutting down."), "", CClientUIInterface::MSG_ERROR);
LogPrintf("Error reading from database: %s\n", e.what());
// Starting the shutdown sequence and returning false to the caller would be
// interpreted as 'entry not found' (as opposed to unable to read data), and
// could lead to invalid interpration. Just exit immediately, as we can't
// continue anyway, and all writes should be atomic.
abort();
}
}
// Writes do not need similar protection, as failure to write is handled by the caller.
};
static CCoinsViewDB* pcoinsdbview = NULL;
static CCoinsViewErrorCatcher* pcoinscatcher = NULL;
static boost::scoped_ptr<ECCVerifyHandle> globalVerifyHandle;
static boost::thread_group threadGroup;
static CScheduler scheduler;
void Interrupt()
{
InterruptHTTPServer();
InterruptHTTPRPC();
InterruptRPC();
InterruptREST();
InterruptTorControl();
}
/** Preparing steps before shutting down or restarting the wallet */
void PrepareShutdown()
{
fRequestShutdown = true; // Needed when we shutdown the wallet
fRestartRequested = true; // Needed when we restart the wallet
LogPrintf("%s: In progress...\n", __func__);
static CCriticalSection cs_Shutdown;
TRY_LOCK(cs_Shutdown, lockShutdown);
if (!lockShutdown)
return;
/// Note: Shutdown() must be able to handle cases in which AppInit2() failed part of the way,
/// for example if the data directory was found to be locked.
/// Be sure that anything that writes files or flushes caches only does this if the respective
/// module was initialized.
RenameThread("squorum-shutoff");
mempool.AddTransactionsUpdated(1);
StopHTTPRPC();
StopREST();
StopRPC();
StopHTTPServer();
#ifdef ENABLE_WALLET
if (pwalletMain)
bitdb.Flush(false);
GenerateBitcoins(false, NULL, 0);
#endif
StopNode();
DumpMasternodes();
DumpBudgets();
DumpMasternodePayments();
UnregisterNodeSignals(GetNodeSignals());
// After everything has been shut down, but before things get flushed, stop the
// CScheduler/checkqueue threadGroup
threadGroup.interrupt_all();
threadGroup.join_all();
if (fFeeEstimatesInitialized) {
boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
CAutoFile est_fileout(fopen(est_path.string().c_str(), "wb"), SER_DISK, CLIENT_VERSION);
if (!est_fileout.IsNull())
mempool.WriteFeeEstimates(est_fileout);
else
LogPrintf("%s: Failed to write fee estimates to %s\n", __func__, est_path.string());
fFeeEstimatesInitialized = false;
}
{
LOCK(cs_main);
if (pcoinsTip != NULL) {
FlushStateToDisk();
//record that client took the proper shutdown procedure
pblocktree->WriteFlag("shutdown", true);
}
delete pcoinsTip;
pcoinsTip = NULL;
delete pcoinscatcher;
pcoinscatcher = NULL;
delete pcoinsdbview;
pcoinsdbview = NULL;
delete pblocktree;
pblocktree = NULL;
delete zerocoinDB;
zerocoinDB = NULL;
delete pSporkDB;
pSporkDB = NULL;
}
#ifdef ENABLE_WALLET
if (pwalletMain)
bitdb.Flush(true);
#endif
#if ENABLE_ZMQ
if (pzmqNotificationInterface) {
UnregisterValidationInterface(pzmqNotificationInterface);
delete pzmqNotificationInterface;
pzmqNotificationInterface = NULL;
}
#endif
#ifndef WIN32
try {
boost::filesystem::remove(GetPidFile());
} catch (const boost::filesystem::filesystem_error& e) {
LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what());
}
#endif
UnregisterAllValidationInterfaces();
}
/**
* Shutdown is split into 2 parts:
* Part 1: shut down everything but the main wallet instance (done in PrepareShutdown() )
* Part 2: delete wallet instance
*
* In case of a restart PrepareShutdown() was already called before, but this method here gets
* called implicitly when the parent object is deleted. In this case we have to skip the
* PrepareShutdown() part because it was already executed and just delete the wallet instance.
*/
void Shutdown()
{
// Shutdown part 1: prepare shutdown
if (!fRestartRequested) {
PrepareShutdown();
}
// Shutdown part 2: Stop TOR thread and delete wallet instance
StopTorControl();
// Shutdown witness thread if it's enabled
if (nLocalServices == NODE_BLOOM_LIGHT_ZC) {
lightWorker.StopLightZsqrThread();
}
#ifdef ENABLE_WALLET
delete pwalletMain;
pwalletMain = NULL;
delete zwalletMain;
zwalletMain = NULL;
#endif
globalVerifyHandle.reset();
ECC_Stop();
LogPrintf("%s: done\n", __func__);
}
/**
* Signal handlers are very limited in what they are allowed to do, so:
*/
void HandleSIGTERM(int)
{
fRequestShutdown = true;
}
void HandleSIGHUP(int)
{
fReopenDebugLog = true;
}
bool static InitError(const std::string& str)
{
uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR);
return false;
}
bool static InitWarning(const std::string& str)
{
uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_WARNING);
return true;
}
bool static Bind(const CService& addr, unsigned int flags)
{
if (!(flags & BF_EXPLICIT) && IsLimited(addr))
return false;
std::string strError;
if (!BindListenPort(addr, strError, (flags & BF_WHITELIST) != 0)) {
if (flags & BF_REPORT_ERROR)
return InitError(strError);
return false;
}
return true;
}
void OnRPCStarted()
{
uiInterface.NotifyBlockTip.connect(RPCNotifyBlockChange);
}
void OnRPCStopped()
{
uiInterface.NotifyBlockTip.disconnect(RPCNotifyBlockChange);
//RPCNotifyBlockChange(0);
cvBlockChange.notify_all();
LogPrint("rpc", "RPC stopped.\n");
}
void OnRPCPreCommand(const CRPCCommand& cmd)
{
#ifdef ENABLE_WALLET
if (cmd.reqWallet && !pwalletMain)
throw JSONRPCError(RPC_METHOD_NOT_FOUND, "Method not found (disabled)");
#endif
// Observe safe mode
std::string strWarning = GetWarnings("rpc");
if (strWarning != "" && !GetBoolArg("-disablesafemode", false) &&
!cmd.okSafeMode)
throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, std::string("Safe mode: ") + strWarning);
}
std::string HelpMessage(HelpMessageMode mode)
{
// When adding new options to the categories, please keep and ensure alphabetical ordering.
std::string strUsage = HelpMessageGroup(_("Options:"));
strUsage += HelpMessageOpt("-?", _("This help message"));
strUsage += HelpMessageOpt("-version", _("Print version and exit"));
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)"));
strUsage += HelpMessageOpt("-alerts", strprintf(_("Receive and display P2P network alerts (default: %u)"), DEFAULT_ALERTS));
strUsage += HelpMessageOpt("-blocknotify=<cmd>", _("Execute command when the best block changes (%s in cmd is replaced by block hash)"));
strUsage += HelpMessageOpt("-blocksizenotify=<cmd>", _("Execute command when the best block changes and its size is over (%s in cmd is replaced by block hash, %d with the block size)"));
strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), 500));
strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), "squorum.conf"));
if (mode == HMM_BITCOIND) {
#if !defined(WIN32)
strUsage += HelpMessageOpt("-daemon", _("Run in the background as a daemon and accept commands"));
#endif
}
strUsage += HelpMessageOpt("-datadir=<dir>", _("Specify data directory"));
strUsage += HelpMessageOpt("-dbcache=<n>", strprintf(_("Set database cache size in megabytes (%d to %d, default: %d)"), nMinDbCache, nMaxDbCache, nDefaultDbCache));
strUsage += HelpMessageOpt("-loadblock=<file>", _("Imports blocks from external blk000??.dat file") + " " + _("on startup"));
strUsage += HelpMessageOpt("-maxreorg=<n>", strprintf(_("Set the Maximum reorg depth (default: %u)"), Params(CBaseChainParams::MAIN).MaxReorganizationDepth()));
strUsage += HelpMessageOpt("-maxorphantx=<n>", strprintf(_("Keep at most <n> unconnectable transactions in memory (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS));
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)"), -(int)boost::thread::hardware_concurrency(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS));
#ifndef WIN32
strUsage += HelpMessageOpt("-pid=<file>", strprintf(_("Specify pid file (default: %s)"), "squorum.pid"));
#endif
strUsage += HelpMessageOpt("-reindex", _("Rebuild block chain index from current blk000??.dat files") + " " + _("on startup"));
strUsage += HelpMessageOpt("-reindexaccumulators", _("Reindex the accumulator database") + " " + _("on startup"));
strUsage += HelpMessageOpt("-reindexmoneysupply", _("Reindex the SQR and zSQR money supply statistics") + " " + _("on startup"));
strUsage += HelpMessageOpt("-resync", _("Delete blockchain folders and resync from scratch") + " " + _("on startup"));
#if !defined(WIN32)
strUsage += HelpMessageOpt("-sysperms", _("Create new files with system default permissions, instead of umask 077 (only effective with disabled wallet functionality)"));
#endif
strUsage += HelpMessageOpt("-txindex", strprintf(_("Maintain a full transaction index, used by the getrawtransaction rpc call (default: %u)"), 0));
strUsage += HelpMessageOpt("-forcestart", _("Attempt to force blockchain corruption recovery") + " " + _("on startup"));
strUsage += HelpMessageGroup(_("Connection options:"));
strUsage += HelpMessageOpt("-addnode=<ip>", _("Add a node to connect to and attempt to keep the connection open"));
strUsage += HelpMessageOpt("-banscore=<n>", strprintf(_("Threshold for disconnecting misbehaving peers (default: %u)"), 100));
strUsage += HelpMessageOpt("-bantime=<n>", strprintf(_("Number of seconds to keep misbehaving peers from reconnecting (default: %u)"), 86400));
strUsage += HelpMessageOpt("-bind=<addr>", _("Bind to given address and always listen on it. Use [host]:port notation for IPv6"));
strUsage += HelpMessageOpt("-connect=<ip>", _("Connect only to the specified node(s)"));
strUsage += HelpMessageOpt("-discover", _("Discover own IP address (default: 1 when listening and no -externalip)"));
strUsage += HelpMessageOpt("-dns", _("Allow DNS lookups for -addnode, -seednode and -connect") + " " + _("(default: 1)"));
strUsage += HelpMessageOpt("-dnsseed", _("Query for peer addresses via DNS lookup, if low on addresses (default: 1 unless -connect)"));
strUsage += HelpMessageOpt("-externalip=<ip>", _("Specify your own public address"));
strUsage += HelpMessageOpt("-forcednsseed", strprintf(_("Always query for peer addresses via DNS lookup (default: %u)"), 0));
strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect)"));
strUsage += HelpMessageOpt("-listenonion", strprintf(_("Automatically create Tor hidden service (default: %d)"), DEFAULT_LISTEN_ONION));
strUsage += HelpMessageOpt("-maxconnections=<n>", strprintf(_("Maintain at most <n> connections to peers (default: %u)"), 125));
strUsage += HelpMessageOpt("-maxreceivebuffer=<n>", strprintf(_("Maximum per-connection receive buffer, <n>*1000 bytes (default: %u)"), 5000));
strUsage += HelpMessageOpt("-maxsendbuffer=<n>", strprintf(_("Maximum per-connection send buffer, <n>*1000 bytes (default: %u)"), 1000));
strUsage += HelpMessageOpt("-onion=<ip:port>", strprintf(_("Use separate SOCKS5 proxy to reach peers via Tor hidden services (default: %s)"), "-proxy"));
strUsage += HelpMessageOpt("-onlynet=<net>", _("Only connect to nodes in network <net> (ipv4, ipv6 or onion)"));
strUsage += HelpMessageOpt("-permitbaremultisig", strprintf(_("Relay non-P2SH multisig (default: %u)"), 1));
strUsage += HelpMessageOpt("-peerbloomfilters", strprintf(_("Support filtering of blocks and transaction with bloom filters (default: %u)"), DEFAULT_PEERBLOOMFILTERS));
strUsage += HelpMessageOpt("-peerbloomfilterszc", strprintf(_("Support the zerocoin light node protocol (default: %u)"), DEFAULT_PEERBLOOMFILTERS_ZC));
strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), 9009, 19009));
strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy"));
strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), 1));
strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect"));
strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT));
strUsage += HelpMessageOpt("-torcontrol=<ip>:<port>", strprintf(_("Tor control port to use if onion listening enabled (default: %s)"), DEFAULT_TOR_CONTROL));
strUsage += HelpMessageOpt("-torpassword=<pass>", _("Tor control port password (default: empty)"));
#ifdef USE_UPNP
#if USE_UPNP
strUsage += HelpMessageOpt("-upnp", _("Use UPnP to map the listening port (default: 1 when listening)"));
#else
strUsage += HelpMessageOpt("-upnp", strprintf(_("Use UPnP to map the listening port (default: %u)"), 0));
#endif
#endif
strUsage += HelpMessageOpt("-whitebind=<addr>", _("Bind to given address and whitelist peers connecting to it. Use [host]:port notation for IPv6"));
strUsage += HelpMessageOpt("-whitelist=<netmask>", _("Whitelist peers connecting from the given netmask or IP address. Can be specified multiple times.") +
" " + _("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"));
#ifdef ENABLE_WALLET
strUsage += HelpMessageGroup(_("Wallet options:"));
strUsage += HelpMessageOpt("-backuppath=<dir|file>", _("Specify custom backup path to add a copy of any wallet backup. If set as dir, every backup generates a timestamped file. If set as file, will rewrite to that file every backup."));
strUsage += HelpMessageOpt("-createwalletbackups=<n>", _("Number of automatic wallet backups (default: 10)"));
strUsage += HelpMessageOpt("-custombackupthreshold=<n>", strprintf(_("Number of custom location backups to retain (default: %d)"), DEFAULT_CUSTOMBACKUPTHRESHOLD));
strUsage += HelpMessageOpt("-disablewallet", _("Do not load the wallet and disable wallet RPC calls"));
strUsage += HelpMessageOpt("-keypool=<n>", strprintf(_("Set key pool size to <n> (default: %u)"), 100));
if (GetBoolArg("-help-debug", false))
strUsage += HelpMessageOpt("-mintxfee=<amt>", strprintf(_("Fees (in SQR/Kb) smaller than this are considered zero fee for transaction creation (default: %s)"),
FormatMoney(CWallet::minTxFee.GetFeePerK())));
strUsage += HelpMessageOpt("-paytxfee=<amt>", strprintf(_("Fee (in SQR/kB) to add to transactions you send (default: %s)"), FormatMoney(payTxFee.GetFeePerK())));
strUsage += HelpMessageOpt("-rescan", _("Rescan the block chain for missing wallet transactions") + " " + _("on startup"));
strUsage += HelpMessageOpt("-salvagewallet", _("Attempt to recover private keys from a corrupt wallet.dat") + " " + _("on startup"));
strUsage += HelpMessageOpt("-sendfreetransactions", strprintf(_("Send transactions as zero-fee transactions if possible (default: %u)"), 0));
strUsage += HelpMessageOpt("-spendzeroconfchange", strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"), 1));
strUsage += HelpMessageOpt("-disablesystemnotifications", strprintf(_("Disable OS notifications for incoming transactions (default: %u)"), 0));
strUsage += HelpMessageOpt("-txconfirmtarget=<n>", strprintf(_("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)"), 1));
strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees to use in a single wallet transaction, setting too low may abort large transactions (default: %s)"),
FormatMoney(maxTxFee)));
strUsage += HelpMessageOpt("-upgradewallet", _("Upgrade wallet to latest format") + " " + _("on startup"));
strUsage += HelpMessageOpt("-wallet=<file>", _("Specify wallet file (within data directory)") + " " + strprintf(_("(default: %s)"), "wallet.dat"));
strUsage += HelpMessageOpt("-walletnotify=<cmd>", _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)"));
if (mode == HMM_BITCOIN_QT)
strUsage += HelpMessageOpt("-windowtitle=<name>", _("Wallet window title"));
strUsage += HelpMessageOpt("-zapwallettxes=<mode>", _("Delete all wallet transactions and only recover those parts of the blockchain through -rescan on startup") +
" " + _("(1 = keep tx meta data e.g. account owner and payment request information, 2 = drop tx meta data)"));
#endif
#if ENABLE_ZMQ
strUsage += HelpMessageGroup(_("ZeroMQ notification options:"));
strUsage += HelpMessageOpt("-zmqpubhashblock=<address>", _("Enable publish hash block in <address>"));
strUsage += HelpMessageOpt("-zmqpubhashtx=<address>", _("Enable publish hash transaction in <address>"));
strUsage += HelpMessageOpt("-zmqpubhashtxlock=<address>", _("Enable publish hash transaction (locked via SwiftX) in <address>"));
strUsage += HelpMessageOpt("-zmqpubrawblock=<address>", _("Enable publish raw block in <address>"));
strUsage += HelpMessageOpt("-zmqpubrawtx=<address>", _("Enable publish raw transaction in <address>"));
strUsage += HelpMessageOpt("-zmqpubrawtxlock=<address>", _("Enable publish raw transaction (locked via SwiftX) in <address>"));
#endif
strUsage += HelpMessageGroup(_("Debugging/Testing options:"));
strUsage += HelpMessageOpt("-uacomment=<cmt>", _("Append comment to the user agent string"));
if (GetBoolArg("-help-debug", false)) {
strUsage += HelpMessageOpt("-checkblockindex", strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkpoints", strprintf(_("Only accept block chain matching built-in checkpoints (default: %u)"), 1));
strUsage += HelpMessageOpt("-dblogsize=<n>", strprintf(_("Flush database activity from memory pool to disk log every <n> megabytes (default: %u)"), 100));
strUsage += HelpMessageOpt("-disablesafemode", strprintf(_("Disable safemode, override a real safe mode event (default: %u)"), 0));
strUsage += HelpMessageOpt("-testsafemode", strprintf(_("Force safe mode (default: %u)"), 0));
strUsage += HelpMessageOpt("-dropmessagestest=<n>", _("Randomly drop 1 of every <n> network messages"));
strUsage += HelpMessageOpt("-fuzzmessagestest=<n>", _("Randomly fuzz 1 of every <n> network messages"));
strUsage += HelpMessageOpt("-flushwallet", strprintf(_("Run a thread to flush wallet periodically (default: %u)"), 1));
strUsage += HelpMessageOpt("-maxreorg", strprintf(_("Use a custom max chain reorganization depth (default: %u)"), 100));
strUsage += HelpMessageOpt("-stopafterblockimport", strprintf(_("Stop running after importing blocks from disk (default: %u)"), 0));
strUsage += HelpMessageOpt("-sporkkey=<privkey>", _("Enable spork administration functionality with the appropriate private key."));
}
std::string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, tor, mempool, net, proxy, http, libevent, squorum, (obfuscation, swiftx, masternode, mnpayments, mnbudget, zero, precompute, staking)"; // Don't translate these and qt below
if (mode == HMM_BITCOIN_QT)
debugCategories += ", qt";
strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " +
_("If <category> is not supplied, output all debugging information.") + _("<category> can be:") + " " + debugCategories + ".");
if (GetBoolArg("-help-debug", false))
strUsage += HelpMessageOpt("-nodebug", "Turn off debugging messages, same as -debug=0");
#ifdef ENABLE_WALLET
strUsage += HelpMessageOpt("-gen", strprintf(_("Generate coins (default: %u)"), 0));
strUsage += HelpMessageOpt("-genproclimit=<n>", strprintf(_("Set the number of threads for coin generation if enabled (-1 = all cores, default: %d)"), 1));
#endif
strUsage += HelpMessageOpt("-help-debug", _("Show all debugging options (usage: --help -help-debug)"));
strUsage += HelpMessageOpt("-logips", strprintf(_("Include IP addresses in debug output (default: %u)"), 0));
strUsage += HelpMessageOpt("-logtimestamps", strprintf(_("Prepend debug output with timestamp (default: %u)"), 1));
if (GetBoolArg("-help-debug", false)) {
strUsage += HelpMessageOpt("-limitfreerelay=<n>", strprintf(_("Continuously rate-limit free transactions to <n>*1000 bytes per minute (default:%u)"), 15));
strUsage += HelpMessageOpt("-relaypriority", strprintf(_("Require high priority for relaying free or low-fee transactions (default:%u)"), 1));
strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf(_("Limit size of signature cache to <n> entries (default: %u)"), 50000));
}
strUsage += HelpMessageOpt("-maxtipage=<n>", strprintf("Maximum tip age in seconds to consider node in initial block download (default: %u)", DEFAULT_MAX_TIP_AGE));
strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in SQR/Kb) smaller than this are considered zero fee for relaying (default: %s)"), FormatMoney(::minRelayTxFee.GetFeePerK())));
strUsage += HelpMessageOpt("-printtoconsole", strprintf(_("Send trace/debug info to console instead of debug.log file (default: %u)"), 0));
if (GetBoolArg("-help-debug", false)) {
strUsage += HelpMessageOpt("-printpriority", strprintf(_("Log transaction priority and fee per kB when mining blocks (default: %u)"), 0));
strUsage += HelpMessageOpt("-privdb", strprintf(_("Sets the DB_PRIVATE flag in the wallet db environment (default: %u)"), 1));
strUsage += HelpMessageOpt("-regtest", _("Enter regression test mode, which uses a special chain in which blocks can be solved instantly.") + " " +
_("This is intended for regression testing tools and app development.") + " " +
_("In this mode -genproclimit controls how many blocks are generated immediately."));
}
strUsage += HelpMessageOpt("-shrinkdebugfile", _("Shrink debug.log file on client startup (default: 1 when no -debug)"));
strUsage += HelpMessageOpt("-testnet", _("Use the test network"));
strUsage += HelpMessageOpt("-litemode=<n>", strprintf(_("Disable all sQuorum specific functionality (Masternodes, Zerocoin, SwiftX, Budgeting) (0-1, default: %u)"), 0));
#ifdef ENABLE_WALLET
strUsage += HelpMessageGroup(_("Staking options:"));
strUsage += HelpMessageOpt("-staking=<n>", strprintf(_("Enable staking functionality (0-1, default: %u)"), 1));
strUsage += HelpMessageOpt("-sqrstake=<n>", strprintf(_("Enable or disable staking functionality for SQR inputs (0-1, default: %u)"), 1));
strUsage += HelpMessageOpt("-zsqrstake=<n>", strprintf(_("Enable or disable staking functionality for zSQR inputs (0-1, default: %u)"), 1));
strUsage += HelpMessageOpt("-reservebalance=<amt>", _("Keep the specified amount available for spending at all times (default: 0)"));
if (GetBoolArg("-help-debug", false)) {
strUsage += HelpMessageOpt("-printstakemodifier", _("Display the stake modifier calculations in the debug.log file."));
strUsage += HelpMessageOpt("-printcoinstake", _("Display verbose coin stake messages in the debug.log file."));
}
#endif
strUsage += HelpMessageGroup(_("Masternode options:"));
strUsage += HelpMessageOpt("-masternode=<n>", strprintf(_("Enable the client to act as a masternode (0-1, default: %u)"), 0));
strUsage += HelpMessageOpt("-mnconf=<file>", strprintf(_("Specify masternode configuration file (default: %s)"), "masternode.conf"));
strUsage += HelpMessageOpt("-mnconflock=<n>", strprintf(_("Lock masternodes from masternode configuration file (default: %u)"), 1));
strUsage += HelpMessageOpt("-masternodeprivkey=<n>", _("Set the masternode private key"));
strUsage += HelpMessageOpt("-masternodeaddr=<n>", strprintf(_("Set external address:port to get to this masternode (example: %s)"), "128.127.106.235:9009"));
strUsage += HelpMessageOpt("-budgetvotemode=<mode>", _("Change automatic finalized budget voting behavior. mode=auto: Vote for only exact finalized budget match to my generated budget. (string, default: auto)"));
strUsage += HelpMessageGroup(_("Zerocoin options:"));
#ifdef ENABLE_WALLET
strUsage += HelpMessageOpt("-enablezeromint=<n>", strprintf(_("Enable automatic Zerocoin minting (0-1, default: %u)"), 1));
strUsage += HelpMessageOpt("-enableautoconvertaddress=<n>", strprintf(_("Enable automatic Zerocoin minting from specific addresses (0-1, default: %u)"), DEFAULT_AUTOCONVERTADDRESS));
strUsage += HelpMessageOpt("-zeromintpercentage=<n>", strprintf(_("Percentage of automatically minted Zerocoin (1-100, default: %u)"), 10));
strUsage += HelpMessageOpt("-preferredDenom=<n>", strprintf(_("Preferred Denomination for automatically minted Zerocoin (1/5/10/50/100/500/1000/5000), 0 for no preference. default: %u)"), 0));
strUsage += HelpMessageOpt("-backupzsqr=<n>", strprintf(_("Enable automatic wallet backups triggered after each zSQR minting (0-1, default: %u)"), 1));
strUsage += HelpMessageOpt("-precompute=<n>", strprintf(_("Enable precomputation of zSQR spends and stakes (0-1, default %u)"), 1));
strUsage += HelpMessageOpt("-precomputecachelength=<n>", strprintf(_("Set the number of included blocks to precompute per cycle. (minimum: %d) (maximum: %d) (default: %d)"), MIN_PRECOMPUTE_LENGTH, MAX_PRECOMPUTE_LENGTH, DEFAULT_PRECOMPUTE_LENGTH));
strUsage += HelpMessageOpt("-zsqrbackuppath=<dir|file>", _("Specify custom backup path to add a copy of any automatic zSQR backup. If set as dir, every backup generates a timestamped file. If set as file, will rewrite to that file every backup. If backuppath is set as well, 4 backups will happen"));
#endif // ENABLE_WALLET
strUsage += HelpMessageOpt("-reindexzerocoin=<n>", strprintf(_("Delete all zerocoin spends and mints that have been recorded to the blockchain database and reindex them (0-1, default: %u)"), 0));
strUsage += HelpMessageGroup(_("SwiftX options:"));
strUsage += HelpMessageOpt("-enableswifttx=<n>", strprintf(_("Enable SwiftX, show confirmations for locked transactions (bool, default: %s)"), "true"));
strUsage += HelpMessageOpt("-swifttxdepth=<n>", strprintf(_("Show N confirmations for a successfully locked transaction (0-9999, default: %u)"), nSwiftTXDepth));
strUsage += HelpMessageGroup(_("Node relay options:"));
strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), 1));
strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY));
if (GetBoolArg("-help-debug", false)) {
strUsage += HelpMessageOpt("-blockversion=<n>", "Override block version to test forking scenarios");
}
strUsage += HelpMessageGroup(_("Block creation options:"));
strUsage += HelpMessageOpt("-blockminsize=<n>", strprintf(_("Set minimum block size in bytes (default: %u)"), 0));
strUsage += HelpMessageOpt("-blockmaxsize=<n>", strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE));
strUsage += HelpMessageOpt("-blockprioritysize=<n>", strprintf(_("Set maximum size of high-priority/low-fee transactions in bytes (default: %d)"), DEFAULT_BLOCK_PRIORITY_SIZE));
strUsage += HelpMessageGroup(_("RPC server options:"));
strUsage += HelpMessageOpt("-server", _("Accept command line and JSON-RPC commands"));
strUsage += HelpMessageOpt("-rest", strprintf(_("Accept public REST requests (default: %u)"), 0));
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)"));
strUsage += HelpMessageOpt("-rpccookiefile=<loc>", _("Location of the auth cookie (default: data dir)"));
strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), 9019, 19019));
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"));
strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS));
if (GetBoolArg("-help-debug", false)) {
strUsage += HelpMessageOpt("-rpcworkqueue=<n>", strprintf("Set the depth of the work queue to service RPC calls (default: %d)", DEFAULT_HTTP_WORKQUEUE));
strUsage += HelpMessageOpt("-rpcservertimeout=<n>", strprintf("Timeout during HTTP requests (default: %d)", DEFAULT_HTTP_SERVER_TIMEOUT));
}
strUsage += HelpMessageOpt("-blockspamfilter=<n>", strprintf(_("Use block spam filter (default: %u)"), DEFAULT_BLOCK_SPAM_FILTER));
strUsage += HelpMessageOpt("-blockspamfiltermaxsize=<n>", strprintf(_("Maximum size of the list of indexes in the block spam filter (default: %u)"), DEFAULT_BLOCK_SPAM_FILTER_MAX_SIZE));
strUsage += HelpMessageOpt("-blockspamfiltermaxavg=<n>", strprintf(_("Maximum average size of an index occurrence in the block spam filter (default: %u)"), DEFAULT_BLOCK_SPAM_FILTER_MAX_AVG));
return strUsage;
}
std::string LicenseInfo()
{
return FormatParagraph(strprintf(_("Copyright (C) 2009-%i The Bitcoin Core Developers"), COPYRIGHT_YEAR)) + "\n" +
"\n" +
FormatParagraph(strprintf(_("Copyright (C) 2015-%i The Pivx Core Developers"), COPYRIGHT_YEAR)) + "\n" +
"\n" +
FormatParagraph(_("Copyright (C) 2018-2020 The Helium Core Developers")) + "\n" +
"\n" +
FormatParagraph(strprintf(_("Copyright (C) 2020-%i The sQuorum Core Developers"), COPYRIGHT_YEAR)) + "\n" +
"\n" +
FormatParagraph(_("This is experimental software.")) + "\n" +
"\n" +
FormatParagraph(_("Distributed under the MIT software license, see the accompanying file COPYING or <http://www.opensource.org/licenses/mit-license.php>.")) + "\n" +
"\n" +
FormatParagraph(_("This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit <https://www.openssl.org/> and cryptographic software written by Eric Young and UPnP software written by Thomas Bernard.")) +
"\n";
}
static void BlockNotifyCallback(const uint256& hashNewTip)
{
std::string strCmd = GetArg("-blocknotify", "");
boost::replace_all(strCmd, "%s", hashNewTip.GetHex());
boost::thread t(runCommand, strCmd); // thread runs free
}
static void BlockSizeNotifyCallback(int size, const uint256& hashNewTip)
{
std::string strCmd = GetArg("-blocksizenotify", "");
boost::replace_all(strCmd, "%s", hashNewTip.GetHex());
boost::replace_all(strCmd, "%d", std::to_string(size));
boost::thread t(runCommand, strCmd); // thread runs free
}
struct CImportingNow {
CImportingNow()
{
assert(fImporting == false);
fImporting = true;
}
~CImportingNow()
{
assert(fImporting == true);
fImporting = false;
}
};
void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
{
RenameThread("squorum-loadblk");
// -reindex
if (fReindex) {
CImportingNow imp;
int nFile = 0;
while (true) {
CDiskBlockPos pos(nFile, 0);
if (!boost::filesystem::exists(GetBlockPosFilename(pos, "blk")))
break; // No block files left to reindex
FILE* file = OpenBlockFile(pos, true);
if (!file)
break; // This error is logged in OpenBlockFile
LogPrintf("Reindexing block file blk%05u.dat...\n", (unsigned int)nFile);
LoadExternalBlockFile(file, &pos);
nFile++;
}
pblocktree->WriteReindexing(false);
fReindex = false;
LogPrintf("Reindexing finished\n");
// To avoid ending up in a situation without genesis block, re-try initializing (no-op if reindexing worked):
InitBlockIndex();
}
// hardcoded $DATADIR/bootstrap.dat
boost::filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
if (boost::filesystem::exists(pathBootstrap)) {
FILE* file = fopen(pathBootstrap.string().c_str(), "rb");
if (file) {
CImportingNow imp;
boost::filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
LogPrintf("Importing bootstrap.dat...\n");
LoadExternalBlockFile(file);
RenameOver(pathBootstrap, pathBootstrapOld);
} else {
LogPrintf("Warning: Could not open bootstrap file %s\n", pathBootstrap.string());
}
}
// -loadblock=
for (boost::filesystem::path& path : vImportFiles) {
FILE* file = fopen(path.string().c_str(), "rb");
if (file) {
CImportingNow imp;
LogPrintf("Importing blocks file %s...\n", path.string());
LoadExternalBlockFile(file);
} else {
LogPrintf("Warning: Could not open blocks file %s\n", path.string());
}
}
if (GetBoolArg("-stopafterblockimport", false)) {
LogPrintf("Stopping after block import\n");
StartShutdown();
}
}
/** Sanity checks
* Ensure that sQuorum is running in a usable environment with all
* necessary library support.
*/
bool InitSanityCheck(void)
{
if (!ECC_InitSanityCheck()) {
InitError("Elliptic curve cryptography sanity check failure. Aborting.");
return false;
}
if (!glibc_sanity_test() || !glibcxx_sanity_test())
return false;
return true;
}
bool AppInitServers()
{
RPCServer::OnStarted(&OnRPCStarted);
RPCServer::OnStopped(&OnRPCStopped);
RPCServer::OnPreCommand(&OnRPCPreCommand);
if (!InitHTTPServer())
return false;
if (!StartRPC())
return false;
if (!StartHTTPRPC())
return false;
if (GetBoolArg("-rest", false) && !StartREST())
return false;
if (!StartHTTPServer())
return false;
return true;
}
/** Initialize the app.
* @pre Parameters should be parsed and config file should be read.
*/
bool AppInit2()
{
// ********************************************************* Step 1: setup
#ifdef _MSC_VER
// Turn off Microsoft heap dump noise
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
#endif
#if _MSC_VER >= 1400
// Disable confusing "helpful" text message on abort, Ctrl-C
_set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
#endif
#ifdef WIN32
// Enable Data Execution Prevention (DEP)
// Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
// A failure is non-critical and needs no further attention!
#ifndef PROCESS_DEP_ENABLE
// We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
// which is not correct. Can be removed, when GCCs winbase.h is fixed!
#define PROCESS_DEP_ENABLE 0x00000001
#endif
typedef BOOL(WINAPI * PSETPROCDEPPOL)(DWORD);
PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
#endif
if (!SetupNetworking())
return InitError("Error: Initializing networking failed");
#ifndef WIN32
if (GetBoolArg("-sysperms", false)) {
#ifdef ENABLE_WALLET
if (!GetBoolArg("-disablewallet", false))
return InitError("Error: -sysperms is not allowed in combination with enabled wallet functionality");
#endif
} else {
umask(077);
}
// Clean shutdown on SIGTERM
struct sigaction sa;
sa.sa_handler = HandleSIGTERM;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGINT, &sa, NULL);
// Reopen debug.log on SIGHUP
struct sigaction sa_hup;
sa_hup.sa_handler = HandleSIGHUP;
sigemptyset(&sa_hup.sa_mask);
sa_hup.sa_flags = 0;
sigaction(SIGHUP, &sa_hup, NULL);
// Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly
signal(SIGPIPE, SIG_IGN);
#endif
// ********************************************************* Step 2: parameter interactions
// Set this early so that parameter interactions go to console
fPrintToConsole = GetBoolArg("-printtoconsole", false);
fLogTimestamps = GetBoolArg("-logtimestamps", true);
fLogIPs = GetBoolArg("-logips", false);
if (mapArgs.count("-bind") || mapArgs.count("-whitebind")) {
// when specifying an explicit binding address, you want to listen on it
// even when -connect or -proxy is specified
if (SoftSetBoolArg("-listen", true))
LogPrintf("AppInit2 : parameter interaction: -bind or -whitebind set -> setting -listen=1\n");
}
if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
// when only connecting to trusted nodes, do not seed via DNS, or listen by default
if (SoftSetBoolArg("-dnsseed", false))
LogPrintf("AppInit2 : parameter interaction: -connect set -> setting -dnsseed=0\n");
if (SoftSetBoolArg("-listen", false))
LogPrintf("AppInit2 : parameter interaction: -connect set -> setting -listen=0\n");
}
if (mapArgs.count("-proxy")) {
// to protect privacy, do not listen by default if a default proxy server is specified
if (SoftSetBoolArg("-listen", false))
LogPrintf("%s: parameter interaction: -proxy set -> setting -listen=0\n", __func__);
// to protect privacy, do not use UPNP when a proxy is set. The user may still specify -listen=1
// to listen locally, so don't rely on this happening through -listen below.
if (SoftSetBoolArg("-upnp", false))
LogPrintf("%s: parameter interaction: -proxy set -> setting -upnp=0\n", __func__);
// to protect privacy, do not discover addresses by default
if (SoftSetBoolArg("-discover", false))
LogPrintf("AppInit2 : parameter interaction: -proxy set -> setting -discover=0\n");
}
if (!GetBoolArg("-listen", true)) {
// do not map ports or try to retrieve public IP when not listening (pointless)
if (SoftSetBoolArg("-upnp", false))
LogPrintf("AppInit2 : parameter interaction: -listen=0 -> setting -upnp=0\n");
if (SoftSetBoolArg("-discover", false))
LogPrintf("AppInit2 : parameter interaction: -listen=0 -> setting -discover=0\n");
if (SoftSetBoolArg("-listenonion", false))
LogPrintf("AppInit2 : parameter interaction: -listen=0 -> setting -listenonion=0\n");
}
if (mapArgs.count("-externalip")) {
// if an explicit public IP is specified, do not try to find others
if (SoftSetBoolArg("-discover", false))
LogPrintf("AppInit2 : parameter interaction: -externalip set -> setting -discover=0\n");
}
if (GetBoolArg("-salvagewallet", false)) {
// Rewrite just private keys: rescan to find transactions
if (SoftSetBoolArg("-rescan", true))
LogPrintf("AppInit2 : parameter interaction: -salvagewallet=1 -> setting -rescan=1\n");
}
// -zapwallettx implies a rescan
if (GetBoolArg("-zapwallettxes", false)) {
if (SoftSetBoolArg("-rescan", true))
LogPrintf("AppInit2 : parameter interaction: -zapwallettxes=<mode> -> setting -rescan=1\n");
}
if (!GetBoolArg("-enableswifttx", fEnableSwiftTX)) {
if (SoftSetArg("-swifttxdepth", "0"))
LogPrintf("AppInit2 : parameter interaction: -enableswifttx=false -> setting -nSwiftTXDepth=0\n");
}
if (mapArgs.count("-reservebalance")) {
if (!ParseMoney(mapArgs["-reservebalance"], nReserveBalance)) {
InitError(_("Invalid amount for -reservebalance=<amount>"));
return false;
}
}
// Make sure enough file descriptors are available
int nBind = std::max((int)mapArgs.count("-bind") + (int)mapArgs.count("-whitebind"), 1);
nMaxConnections = GetArg("-maxconnections", 125);
nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0);
int nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS);
if (nFD < MIN_CORE_FILEDESCRIPTORS)
return InitError(_("Not enough file descriptors available."));
if (nFD - MIN_CORE_FILEDESCRIPTORS < nMaxConnections)
nMaxConnections = nFD - MIN_CORE_FILEDESCRIPTORS;
// ********************************************************* Step 3: parameter-to-internal-flags
fDebug = !mapMultiArgs["-debug"].empty();
// Special-case: if -debug=0/-nodebug is set, turn off debugging messages
const std::vector<std::string>& categories = mapMultiArgs["-debug"];
if (GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), std::string("0")) != categories.end())
fDebug = false;
// Check for -debugnet
if (GetBoolArg("-debugnet", false))
InitWarning(_("Warning: Unsupported argument -debugnet ignored, use -debug=net."));
// Check for -socks - as this is a privacy risk to continue, exit here
if (mapArgs.count("-socks"))
return InitError(_("Error: Unsupported argument -socks found. Setting SOCKS version isn't possible anymore, only SOCKS5 proxies are supported."));
// Check for -tor - as this is a privacy risk to continue, exit here
if (GetBoolArg("-tor", false))
return InitError(_("Error: Unsupported argument -tor found, use -onion."));
// Check level must be 4 for zerocoin checks
if (mapArgs.count("-checklevel"))
return InitError(_("Error: Unsupported argument -checklevel found. Checklevel must be level 4."));
if (GetBoolArg("-benchmark", false))
InitWarning(_("Warning: Unsupported argument -benchmark ignored, use -debug=bench."));
// Checkmempool and checkblockindex default to true in regtest mode
mempool.setSanityCheck(GetBoolArg("-checkmempool", Params().DefaultConsistencyChecks()));
fCheckBlockIndex = GetBoolArg("-checkblockindex", Params().DefaultConsistencyChecks());
Checkpoints::fEnabled = GetBoolArg("-checkpoints", true);
// -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS);
if (nScriptCheckThreads <= 0)
nScriptCheckThreads += boost::thread::hardware_concurrency();
if (nScriptCheckThreads <= 1)
nScriptCheckThreads = 0;
else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS)
nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
fServer = GetBoolArg("-server", false);
setvbuf(stdout, NULL, _IOLBF, 0); /// ***TODO*** do we still need this after -printtoconsole is gone?
// Staking needs a CWallet instance, so make sure wallet is enabled
#ifdef ENABLE_WALLET
bool fDisableWallet = GetBoolArg("-disablewallet", false);
if (fDisableWallet) {
#endif
if (SoftSetBoolArg("-staking", false))
LogPrintf("AppInit2 : parameter interaction: wallet functionality not enabled -> setting -staking=0\n");
#ifdef ENABLE_WALLET
}
#endif
nConnectTimeout = GetArg("-timeout", DEFAULT_CONNECT_TIMEOUT);
if (nConnectTimeout <= 0)
nConnectTimeout = DEFAULT_CONNECT_TIMEOUT;
// Fee-per-kilobyte amount considered the same as "free"
// If you are mining, be careful setting this:
// if you set it to zero then
// a transaction spammer can cheaply fill blocks using
// 1-satoshi-fee transactions. It should be set above the real
// cost to you of processing a transaction.
if (mapArgs.count("-minrelaytxfee")) {
CAmount n = 0;
if (ParseMoney(mapArgs["-minrelaytxfee"], n) && n > 0)
::minRelayTxFee = CFeeRate(n);
else
return InitError(strprintf(_("Invalid amount for -minrelaytxfee=<amount>: '%s'"), mapArgs["-minrelaytxfee"]));
}
#ifdef ENABLE_WALLET
if (mapArgs.count("-mintxfee")) {
CAmount n = 0;
if (ParseMoney(mapArgs["-mintxfee"], n) && n > 0)
CWallet::minTxFee = CFeeRate(n);
else
return InitError(strprintf(_("Invalid amount for -mintxfee=<amount>: '%s'"), mapArgs["-mintxfee"]));
}
if (mapArgs.count("-paytxfee")) {
CAmount nFeePerK = 0;
if (!ParseMoney(mapArgs["-paytxfee"], nFeePerK))
return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"]));
if (nFeePerK > nHighTransactionFeeWarning)
InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
payTxFee = CFeeRate(nFeePerK, 1000);
if (payTxFee < ::minRelayTxFee) {
return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s' (must be at least %s)"),
mapArgs["-paytxfee"], ::minRelayTxFee.ToString()));
}
}
if (mapArgs.count("-maxtxfee")) {
CAmount nMaxFee = 0;
if (!ParseMoney(mapArgs["-maxtxfee"], nMaxFee))
return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s'"), mapArgs["-maxtxfee"]));
if (nMaxFee > nHighTransactionMaxFeeWarning)
InitWarning(_("Warning: -maxtxfee is set very high! Fees this large could be paid on a single transaction."));
maxTxFee = nMaxFee;
if (CFeeRate(maxTxFee, 1000) < ::minRelayTxFee) {
return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s' (must be at least the minrelay fee of %s to prevent stuck transactions)"),
mapArgs["-maxtxfee"], ::minRelayTxFee.ToString()));
}
}
nTxConfirmTarget = GetArg("-txconfirmtarget", 1);
bSpendZeroConfChange = GetBoolArg("-spendzeroconfchange", false);
bdisableSystemnotifications = GetBoolArg("-disablesystemnotifications", false);