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init.cpp
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init.cpp
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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2015 The Bitcoin Core developers
// Copyright (c) 2014-2020 The Dash Core 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/dash-config.h"
#endif
#include "init.h"
#include "addrman.h"
#include "amount.h"
#include "base58.h"
#include "chain.h"
#include "chainparams.h"
#include "checkpoints.h"
#include "compat/sanity.h"
#include "consensus/validation.h"
#include "fs.h"
#include "httpserver.h"
#include "httprpc.h"
#include "key.h"
#include "validation.h"
#include "miner.h"
#include "netbase.h"
#include "net.h"
#include "net_processing.h"
#include "policy/feerate.h"
#include "policy/fees.h"
#include "policy/policy.h"
#include "rpc/server.h"
#include "rpc/register.h"
#include "rpc/safemode.h"
#include "rpc/blockchain.h"
#include "script/standard.h"
#include "script/sigcache.h"
#include "scheduler.h"
#include "timedata.h"
#include "txdb.h"
#include "txmempool.h"
#include "torcontrol.h"
#include "ui_interface.h"
#include "util.h"
#include "utilmoneystr.h"
#include "validationinterface.h"
#ifdef ENABLE_WALLET
#include "wallet/init.h"
#endif
#include "masternode/activemasternode.h"
#include "dsnotificationinterface.h"
#include "flat-database.h"
#include "governance/governance.h"
#ifdef ENABLE_WALLET
#include "keepass.h"
#endif
#include "masternode/masternode-meta.h"
#include "masternode/masternode-payments.h"
#include "masternode/masternode-sync.h"
#include "masternode/masternode-utils.h"
#include "messagesigner.h"
#include "netfulfilledman.h"
#ifdef ENABLE_WALLET
#include "privatesend/privatesend-client.h"
#endif // ENABLE_WALLET
#include "privatesend/privatesend-server.h"
#include "spork.h"
#include "warnings.h"
#include "evo/deterministicmns.h"
#include "llmq/quorums_init.h"
#include "llmq/quorums_init.h"
#include <stdint.h>
#include <stdio.h>
#include <memory>
#include "bls/bls.h"
#ifndef WIN32
#include <signal.h>
#endif
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/bind.hpp>
#include <boost/interprocess/sync/file_lock.hpp>
#include <boost/thread.hpp>
#include <openssl/crypto.h>
#if ENABLE_ZMQ
#include "zmq/zmqnotificationinterface.h"
#endif
bool fFeeEstimatesInitialized = false;
static const bool DEFAULT_PROXYRANDOMIZE = true;
static const bool DEFAULT_REST_ENABLE = false;
static const bool DEFAULT_STOPAFTERBLOCKIMPORT = false;
std::unique_ptr<CConnman> g_connman;
std::unique_ptr<PeerLogicValidation> peerLogic;
#if ENABLE_ZMQ
static CZMQNotificationInterface* pzmqNotificationInterface = nullptr;
#endif
static CDSNotificationInterface* pdsNotificationInterface = nullptr;
#ifdef WIN32
// Win32 LevelDB doesn't use filedescriptors, and the ones used for
// accessing block files don't count towards the fd_set size limit
// anyway.
#define MIN_CORE_FILEDESCRIPTORS 0
#else
#define MIN_CORE_FILEDESCRIPTORS 150
#endif
static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
//////////////////////////////////////////////////////////////////////////////
//
// 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 makes main thread's
// WaitForShutdown() interrupts the thread group.
// And then, WaitForShutdown() makes all other on-going threads
// in the thread group join the main 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.
//
// Shutdown for Qt is very similar, only it uses a QTimer to detect
// fRequestShutdown getting set, and then does the normal Qt
// shutdown thing.
//
std::atomic<bool> fRequestShutdown(false);
std::atomic<bool> fRequestRestart(false);
std::atomic<bool> fDumpMempoolLater(false);
void StartShutdown()
{
fRequestShutdown = true;
}
void StartRestart()
{
fRequestShutdown = fRequestRestart = true;
}
bool ShutdownRequested()
{
return fRequestShutdown;
}
/**
* This is a minimally invasive approach to shutdown on LevelDB read errors from the
* chainstate, while keeping user interface out of the common library, which is shared
* between bitcoind, and bitcoin-qt and non-server tools.
*/
class CCoinsViewErrorCatcher final : public CCoinsViewBacked
{
public:
explicit CCoinsViewErrorCatcher(CCoinsView* view) : CCoinsViewBacked(view) {}
bool GetCoin(const COutPoint &outpoint, Coin &coin) const override {
try {
return CCoinsViewBacked::GetCoin(outpoint, coin);
} 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 interpretation. 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 CCoinsViewErrorCatcher *pcoinscatcher = nullptr;
static std::unique_ptr<ECCVerifyHandle> globalVerifyHandle;
void Interrupt(boost::thread_group& threadGroup)
{
InterruptHTTPServer();
InterruptHTTPRPC();
InterruptRPC();
InterruptREST();
InterruptTorControl();
llmq::InterruptLLMQSystem();
if (g_connman)
g_connman->Interrupt();
threadGroup.interrupt_all();
}
/** Preparing steps before shutting down or restarting the wallet */
void PrepareShutdown()
{
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 initialization 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("dash-shutoff");
mempool.AddTransactionsUpdated(1);
StopHTTPRPC();
StopREST();
StopRPC();
StopHTTPServer();
llmq::StopLLMQSystem();
// fRPCInWarmup should be `false` if we completed the loading sequence
// before a shutdown request was received
std::string statusmessage;
bool fRPCInWarmup = RPCIsInWarmup(&statusmessage);
#ifdef ENABLE_WALLET
if (privateSendClient.fEnablePrivateSend && !fRPCInWarmup) {
// Stop PrivateSend, release keys
privateSendClient.fPrivateSendRunning = false;
privateSendClient.ResetPool();
}
FlushWallets();
#endif
MapPort(false);
// Because these depend on each-other, we make sure that neither can be
// using the other before destroying them.
if (peerLogic) UnregisterValidationInterface(peerLogic.get());
if (g_connman) g_connman->Stop();
peerLogic.reset();
g_connman.reset();
if (!fLiteMode && !fRPCInWarmup) {
// STORE DATA CACHES INTO SERIALIZED DAT FILES
CFlatDB<CMasternodeMetaMan> flatdb1("mncache.dat", "magicMasternodeCache");
flatdb1.Dump(mmetaman);
CFlatDB<CGovernanceManager> flatdb3("governance.dat", "magicGovernanceCache");
flatdb3.Dump(governance);
CFlatDB<CNetFulfilledRequestManager> flatdb4("netfulfilled.dat", "magicFulfilledCache");
flatdb4.Dump(netfulfilledman);
CFlatDB<CSporkManager> flatdb6("sporks.dat", "magicSporkCache");
flatdb6.Dump(sporkManager);
}
if (fDumpMempoolLater && gArgs.GetArg("-persistmempool", DEFAULT_PERSIST_MEMPOOL)) {
DumpMempool();
}
if (fFeeEstimatesInitialized)
{
::feeEstimator.FlushUnconfirmed(::mempool);
fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
CAutoFile est_fileout(fsbridge::fopen(est_path, "wb"), SER_DISK, CLIENT_VERSION);
if (!est_fileout.IsNull())
::feeEstimator.Write(est_fileout);
else
LogPrintf("%s: Failed to write fee estimates to %s\n", __func__, est_path.string());
fFeeEstimatesInitialized = false;
}
// FlushStateToDisk generates a SetBestChain callback, which we should avoid missing
if (pcoinsTip != nullptr) {
FlushStateToDisk();
}
// After there are no more peers/RPC left to give us new data which may generate
// CValidationInterface callbacks, flush them...
GetMainSignals().FlushBackgroundCallbacks();
// Any future callbacks will be dropped. This should absolutely be safe - if
// missing a callback results in an unrecoverable situation, unclean shutdown
// would too. The only reason to do the above flushes is to let the wallet catch
// up with our current chain to avoid any strange pruning edge cases and make
// next startup faster by avoiding rescan.
{
LOCK(cs_main);
if (pcoinsTip != nullptr) {
FlushStateToDisk();
}
delete pcoinsTip;
pcoinsTip = nullptr;
delete pcoinscatcher;
pcoinscatcher = nullptr;
delete pcoinsdbview;
pcoinsdbview = nullptr;
delete pblocktree;
pblocktree = nullptr;
llmq::DestroyLLMQSystem();
delete deterministicMNManager;
deterministicMNManager = nullptr;
delete evoDb;
evoDb = nullptr;
}
#ifdef ENABLE_WALLET
StopWallets();
#endif
#if ENABLE_ZMQ
if (pzmqNotificationInterface) {
UnregisterValidationInterface(pzmqNotificationInterface);
delete pzmqNotificationInterface;
pzmqNotificationInterface = nullptr;
}
#endif
if (pdsNotificationInterface) {
UnregisterValidationInterface(pdsNotificationInterface);
delete pdsNotificationInterface;
pdsNotificationInterface = nullptr;
}
if (fMasternodeMode) {
UnregisterValidationInterface(activeMasternodeManager);
}
// make sure to clean up BLS keys before global destructors are called (they have allocated from the secure memory pool)
activeMasternodeInfo.blsKeyOperator.reset();
activeMasternodeInfo.blsPubKeyOperator.reset();
#ifndef WIN32
try {
fs::remove(GetPidFile());
} catch (const fs::filesystem_error& e) {
LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what());
}
#endif
UnregisterAllValidationInterfaces();
GetMainSignals().UnregisterBackgroundSignalScheduler();
}
/**
* 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(!fRequestRestart) {
PrepareShutdown();
}
// Shutdown part 2: Stop TOR thread and delete wallet instance
StopTorControl();
#ifdef ENABLE_WALLET
CloseWallets();
#endif
globalVerifyHandle.reset();
ECC_Stop();
LogPrintf("%s: done\n", __func__);
}
/**
* Signal handlers are very limited in what they are allowed to do.
* The execution context the handler is invoked in is not guaranteed,
* so we restrict handler operations to just touching variables:
*/
static void HandleSIGTERM(int)
{
fRequestShutdown = true;
}
static void HandleSIGHUP(int)
{
fReopenDebugLog = true;
}
#ifndef WIN32
static void registerSignalHandler(int signal, void(*handler)(int))
{
struct sigaction sa;
sa.sa_handler = handler;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(signal, &sa, nullptr);
}
#endif
void OnRPCStarted()
{
uiInterface.NotifyBlockTip.connect(&RPCNotifyBlockChange);
}
void OnRPCStopped()
{
uiInterface.NotifyBlockTip.disconnect(&RPCNotifyBlockChange);
RPCNotifyBlockChange(false, nullptr);
cvBlockChange.notify_all();
LogPrint(BCLog::RPC, "RPC stopped.\n");
}
std::string HelpMessage(HelpMessageMode mode)
{
const auto defaultBaseParams = CreateBaseChainParams(CBaseChainParams::MAIN);
const auto testnetBaseParams = CreateBaseChainParams(CBaseChainParams::TESTNET);
const auto defaultChainParams = CreateChainParams(CBaseChainParams::MAIN);
const auto testnetChainParams = CreateChainParams(CBaseChainParams::TESTNET);
const bool showDebug = gArgs.GetBoolArg("-help-debug", false);
// When adding new options to the categories, please keep and ensure alphabetical ordering.
// Do not translate _(...) -help-debug options, Many technical terms, and only a very small audience, so is unnecessary stress to translators.
std::string strUsage = HelpMessageGroup(_("Options:"));
strUsage += HelpMessageOpt("-?", _("Print this help message and exit"));
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("-blocknotify=<cmd>", _("Execute command when the best block changes (%s in cmd is replaced by block hash)"));
if (showDebug)
strUsage += HelpMessageOpt("-blocksonly", strprintf(_("Whether to operate in a blocks only mode (default: %u)"), DEFAULT_BLOCKSONLY));
strUsage +=HelpMessageOpt("-assumevalid=<hex>", strprintf(_("If this block is in the chain assume that it and its ancestors are valid and potentially skip their script verification (0 to verify all, default: %s, testnet: %s)"), defaultChainParams->GetConsensus().defaultAssumeValid.GetHex(), testnetChainParams->GetConsensus().defaultAssumeValid.GetHex()));
strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), BITCOIN_CONF_FILENAME));
if (mode == HMM_BITCOIND)
{
#if HAVE_DECL_DAEMON
strUsage += HelpMessageOpt("-daemon", _("Run in the background as a daemon and accept commands"));
#endif
}
strUsage += HelpMessageOpt("-datadir=<dir>", _("Specify data directory"));
if (showDebug) {
strUsage += HelpMessageOpt("-dbbatchsize", strprintf("Maximum database write batch size in bytes (default: %u)", nDefaultDbBatchSize));
}
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("-debuglogfile=<file>", strprintf(_("Specify location of debug log file: this can be an absolute path or a path relative to the data directory (default: %s)"), DEFAULT_DEBUGLOGFILE));
strUsage += HelpMessageOpt("-maxorphantxsize=<n>", strprintf(_("Maximum total size of all orphan transactions in megabytes (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS_SIZE));
strUsage += HelpMessageOpt("-maxmempool=<n>", strprintf(_("Keep the transaction memory pool below <n> megabytes (default: %u)"), DEFAULT_MAX_MEMPOOL_SIZE));
strUsage += HelpMessageOpt("-mempoolexpiry=<n>", strprintf(_("Do not keep transactions in the mempool longer than <n> hours (default: %u)"), DEFAULT_MEMPOOL_EXPIRY));
if (showDebug) {
strUsage += HelpMessageOpt("-minimumchainwork=<hex>", strprintf("Minimum work assumed to exist on a valid chain in hex (default: %s, testnet: %s)", defaultChainParams->GetConsensus().nMinimumChainWork.GetHex(), testnetChainParams->GetConsensus().nMinimumChainWork.GetHex()));
}
strUsage += HelpMessageOpt("-persistmempool", strprintf(_("Whether to save the mempool on shutdown and load on restart (default: %u)"), DEFAULT_PERSIST_MEMPOOL));
strUsage += HelpMessageOpt("-syncmempool", strprintf(_("Sync mempool from other nodes on start (default: %u)"), DEFAULT_SYNC_MEMPOOL));
strUsage += HelpMessageOpt("-blockreconstructionextratxn=<n>", strprintf(_("Extra transactions to keep in memory for compact block reconstructions (default: %u)"), DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN));
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)"),
-GetNumCores(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS));
#ifndef WIN32
strUsage += HelpMessageOpt("-pid=<file>", strprintf(_("Specify pid file (default: %s)"), BITCOIN_PID_FILENAME));
#endif
strUsage += HelpMessageOpt("-prune=<n>", strprintf(_("Reduce storage requirements by enabling pruning (deleting) of old blocks. This allows the pruneblockchain RPC to be called to delete specific blocks, and enables automatic pruning of old blocks if a target size in MiB is provided. This mode is incompatible with -txindex and -rescan. "
"Warning: Reverting this setting requires re-downloading the entire blockchain. "
"(default: 0 = disable pruning blocks, 1 = allow manual pruning via RPC, >%u = automatically prune block files to stay under the specified target size in MiB)"), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
strUsage += HelpMessageOpt("-reindex-chainstate", _("Rebuild chain state from the currently indexed blocks"));
strUsage += HelpMessageOpt("-reindex", _("Rebuild chain state and block index from the blk*.dat files on disk"));
#ifndef 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)"), DEFAULT_TXINDEX));
strUsage += HelpMessageOpt("-addressindex", strprintf(_("Maintain a full address index, used to query for the balance, txids and unspent outputs for addresses (default: %u)"), DEFAULT_ADDRESSINDEX));
strUsage += HelpMessageOpt("-timestampindex", strprintf(_("Maintain a timestamp index for block hashes, used to query blocks hashes by a range of timestamps (default: %u)"), DEFAULT_TIMESTAMPINDEX));
strUsage += HelpMessageOpt("-spentindex", strprintf(_("Maintain a full spent index, used to query the spending txid and input index for an outpoint (default: %u)"), DEFAULT_SPENTINDEX));
strUsage += HelpMessageGroup(_("Connection options:"));
strUsage += HelpMessageOpt("-addnode=<ip>", _("Add a node to connect to and attempt to keep the connection open (see the `addnode` RPC command help for more info)"));
strUsage += HelpMessageOpt("-allowprivatenet", strprintf(_("Allow RFC1918 addresses to be relayed and connected to (default: %u)"), DEFAULT_ALLOWPRIVATENET));
strUsage += HelpMessageOpt("-banscore=<n>", strprintf(_("Threshold for disconnecting misbehaving peers (default: %u)"), DEFAULT_BANSCORE_THRESHOLD));
strUsage += HelpMessageOpt("-bantime=<n>", strprintf(_("Number of seconds to keep misbehaving peers from reconnecting (default: %u)"), DEFAULT_MISBEHAVING_BANTIME));
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); -connect=0 disables automatic connections (the rules for this peer are the same as for -addnode)"));
strUsage += HelpMessageOpt("-discover", _("Discover own IP addresses (default: 1 when listening and no -externalip or -proxy)"));
strUsage += HelpMessageOpt("-dns", _("Allow DNS lookups for -addnode, -seednode and -connect") + " " + strprintf(_("(default: %u)"), DEFAULT_NAME_LOOKUP));
strUsage += HelpMessageOpt("-dnsseed", _("Query for peer addresses via DNS lookup, if low on addresses (default: 1 unless -connect used)"));
strUsage += HelpMessageOpt("-externalip=<ip>", _("Specify your own public address"));
strUsage += HelpMessageOpt("-forcednsseed", strprintf(_("Always query for peer addresses via DNS lookup (default: %u)"), DEFAULT_FORCEDNSSEED));
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 (temporary service connections excluded) (default: %u)"), DEFAULT_MAX_PEER_CONNECTIONS));
strUsage += HelpMessageOpt("-maxreceivebuffer=<n>", strprintf(_("Maximum per-connection receive buffer, <n>*1000 bytes (default: %u)"), DEFAULT_MAXRECEIVEBUFFER));
strUsage += HelpMessageOpt("-maxsendbuffer=<n>", strprintf(_("Maximum per-connection send buffer, <n>*1000 bytes (default: %u)"), DEFAULT_MAXSENDBUFFER));
strUsage += HelpMessageOpt("-maxtimeadjustment", strprintf(_("Maximum allowed median peer time offset adjustment. Local perspective of time may be influenced by peers forward or backward by this amount. (default: %u seconds)"), DEFAULT_MAX_TIME_ADJUSTMENT));
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)"), DEFAULT_PERMIT_BAREMULTISIG));
strUsage += HelpMessageOpt("-peerbloomfilters", strprintf(_("Support filtering of blocks and transaction with bloom filters (default: %u)"), DEFAULT_PEERBLOOMFILTERS));
strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), defaultChainParams->GetDefaultPort(), testnetChainParams->GetDefaultPort()));
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)"), DEFAULT_PROXYRANDOMIZE));
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 and no -proxy)"));
#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=<IP address or network>", _("Whitelist peers connecting from the given IP address (e.g. 1.2.3.4) or CIDR notated network (e.g. 1.2.3.0/24). 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"));
strUsage += HelpMessageOpt("-maxuploadtarget=<n>", strprintf(_("Tries to keep outbound traffic under the given target (in MiB per 24h), 0 = no limit (default: %d)"), DEFAULT_MAX_UPLOAD_TARGET));
#ifdef ENABLE_WALLET
strUsage += GetWalletHelpString(showDebug);
if (mode == HMM_BITCOIN_QT)
strUsage += HelpMessageOpt("-windowtitle=<name>", _("Wallet window title"));
#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 InstantSend) in <address>"));
strUsage += HelpMessageOpt("-zmqpubhashgovernancevote=<address>", _("Enable publish hash of governance votes in <address>"));
strUsage += HelpMessageOpt("-zmqpubhashgovernanceobject=<address>", _("Enable publish hash of governance objects (like proposals) in <address>"));
strUsage += HelpMessageOpt("-zmqpubhashinstantsenddoublespend=<address>", _("Enable publish transaction hashes of attempted InstantSend double spend 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 InstantSend) in <address>"));
strUsage += HelpMessageOpt("-zmqpubrawinstantsenddoublespend=<address>", _("Enable publish raw transactions of attempted InstantSend double spend in <address>"));
#endif
strUsage += HelpMessageGroup(_("Debugging/Testing options:"));
strUsage += HelpMessageOpt("-uacomment=<cmt>", _("Append comment to the user agent string"));
if (showDebug)
{
strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), DEFAULT_CHECKBLOCKS));
strUsage += HelpMessageOpt("-checklevel=<n>", strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"), DEFAULT_CHECKLEVEL));
strUsage += HelpMessageOpt("-checkblockindex", strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool (default: %u)", defaultChainParams->DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", defaultChainParams->DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", DEFAULT_CHECKPOINTS_ENABLED));
strUsage += HelpMessageOpt("-disablesafemode", strprintf("Disable safemode, override a real safe mode event (default: %u)", DEFAULT_DISABLE_SAFEMODE));
strUsage += HelpMessageOpt("-deprecatedrpc=<method>", "Allows deprecated RPC method(s) to be used");
strUsage += HelpMessageOpt("-testsafemode", strprintf("Force safe mode (default: %u)", DEFAULT_TESTSAFEMODE));
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("-stopafterblockimport", strprintf("Stop running after importing blocks from disk (default: %u)", DEFAULT_STOPAFTERBLOCKIMPORT));
strUsage += HelpMessageOpt("-stopatheight", strprintf("Stop running after reaching the given height in the main chain (default: %u)", DEFAULT_STOPATHEIGHT));
strUsage += HelpMessageOpt("-limitancestorcount=<n>", strprintf("Do not accept transactions if number of in-mempool ancestors is <n> or more (default: %u)", DEFAULT_ANCESTOR_LIMIT));
strUsage += HelpMessageOpt("-limitancestorsize=<n>", strprintf("Do not accept transactions whose size with all in-mempool ancestors exceeds <n> kilobytes (default: %u)", DEFAULT_ANCESTOR_SIZE_LIMIT));
strUsage += HelpMessageOpt("-limitdescendantcount=<n>", strprintf("Do not accept transactions if any ancestor would have <n> or more in-mempool descendants (default: %u)", DEFAULT_DESCENDANT_LIMIT));
strUsage += HelpMessageOpt("-limitdescendantsize=<n>", strprintf("Do not accept transactions if any ancestor would have more than <n> kilobytes of in-mempool descendants (default: %u).", DEFAULT_DESCENDANT_SIZE_LIMIT));
strUsage += HelpMessageOpt("-vbparams=<deployment>:<start>:<end>(:<window>:<threshold>)", "Use given start/end times for specified version bits deployment (regtest-only). Specifying window and threshold is optional.");
strUsage += HelpMessageOpt("-watchquorums=<n>", strprintf("Watch and validate quorum communication (default: %u)", llmq::DEFAULT_WATCH_QUORUMS));
}
strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " +
_("If <category> is not supplied or if <category> = 1, output all debugging information.") + " " + _("<category> can be:") + " " + ListLogCategories() + ".");
strUsage += HelpMessageOpt("-debugexclude=<category>", strprintf(_("Exclude debugging information for a category. Can be used in conjunction with -debug=1 to output debug logs for all categories except one or more specified categories.")));
if (showDebug)
strUsage += HelpMessageOpt("-nodebug", "Turn off debugging messages, same as -debug=0");
strUsage += HelpMessageOpt("-help-debug", _("Show all debugging options (usage: --help -help-debug)"));
strUsage += HelpMessageOpt("-logips", strprintf(_("Include IP addresses in debug output (default: %u)"), DEFAULT_LOGIPS));
strUsage += HelpMessageOpt("-logtimestamps", strprintf(_("Prepend debug output with timestamp (default: %u)"), DEFAULT_LOGTIMESTAMPS));
if (showDebug)
{
strUsage += HelpMessageOpt("-logtimemicros", strprintf("Add microsecond precision to debug timestamps (default: %u)", DEFAULT_LOGTIMEMICROS));
strUsage += HelpMessageOpt("-logthreadnames", strprintf("Add thread names to debug messages (default: %u)", DEFAULT_LOGTHREADNAMES));
strUsage += HelpMessageOpt("-mocktime=<n>", "Replace actual time with <n> seconds since epoch (default: 0)");
strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf("Limit sum of signature cache and script execution cache sizes to <n> MiB (default: %u)", DEFAULT_MAX_SIG_CACHE_SIZE));
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("-maxtxfee=<amt>", strprintf(_("Maximum total fees (in %s) to use in a single wallet transaction or raw transaction; setting this too low may abort large transactions (default: %s)"),
CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MAXFEE)));
strUsage += HelpMessageOpt("-printtoconsole", _("Send trace/debug info to console instead of debug.log file"));
strUsage += HelpMessageOpt("-printtodebuglog", strprintf(_("Send trace/debug info to debug.log file (default: %u)"), 1));
if (showDebug)
{
strUsage += HelpMessageOpt("-printpriority", strprintf("Log transaction fee per kB when mining blocks (default: %u)", DEFAULT_PRINTPRIORITY));
}
strUsage += HelpMessageOpt("-shrinkdebugfile", _("Shrink debug.log file on client startup (default: 1 when no -debug)"));
AppendParamsHelpMessages(strUsage, showDebug);
strUsage += HelpMessageOpt("-litemode", strprintf(_("Disable all Dash specific functionality (Masternodes, PrivateSend, InstantSend, Governance) (0-1, default: %u)"), 0));
strUsage += HelpMessageOpt("-sporkaddr=<dashaddress>", strprintf(_("Override spork address. Only useful for regtest and devnet. Using this on mainnet or testnet will ban you.")));
strUsage += HelpMessageOpt("-minsporkkeys=<n>", strprintf(_("Overrides minimum spork signers to change spork value. Only useful for regtest and devnet. Using this on mainnet or testnet will ban you.")));
strUsage += HelpMessageGroup(_("Masternode options:"));
strUsage += HelpMessageOpt("-masternodeblsprivkey=<hex>", _("Set the masternode BLS private key and enable the client to act as a masternode"));
#ifdef ENABLE_WALLET
strUsage += HelpMessageGroup(_("PrivateSend options:"));
strUsage += HelpMessageOpt("-enableprivatesend", strprintf(_("Enable use of PrivateSend for funds stored in this wallet (0-1, default: %u)"), 0));
strUsage += HelpMessageOpt("-privatesendautostart", strprintf(_("Start PrivateSend automatically (0-1, default: %u)"), DEFAULT_PRIVATESEND_AUTOSTART));
strUsage += HelpMessageOpt("-privatesendmultisession", strprintf(_("Enable multiple PrivateSend mixing sessions per block, experimental (0-1, default: %u)"), DEFAULT_PRIVATESEND_MULTISESSION));
strUsage += HelpMessageOpt("-privatesendsessions=<n>", strprintf(_("Use N separate masternodes in parallel to mix funds (%u-%u, default: %u)"), MIN_PRIVATESEND_SESSIONS, MAX_PRIVATESEND_SESSIONS, DEFAULT_PRIVATESEND_SESSIONS));
strUsage += HelpMessageOpt("-privatesendrounds=<n>", strprintf(_("Use N separate masternodes for each denominated input to mix funds (%u-%u, default: %u)"), MIN_PRIVATESEND_ROUNDS, MAX_PRIVATESEND_ROUNDS, DEFAULT_PRIVATESEND_ROUNDS));
strUsage += HelpMessageOpt("-privatesendamount=<n>", strprintf(_("Target PrivateSend balance (%u-%u, default: %u)"), MIN_PRIVATESEND_AMOUNT, MAX_PRIVATESEND_AMOUNT, DEFAULT_PRIVATESEND_AMOUNT));
strUsage += HelpMessageOpt("-privatesenddenoms=<n>", strprintf(_("Create up to N inputs of each denominated amount (%u-%u, default: %u)"), MIN_PRIVATESEND_DENOMS, MAX_PRIVATESEND_DENOMS, DEFAULT_PRIVATESEND_DENOMS));
#endif // ENABLE_WALLET
strUsage += HelpMessageGroup(_("InstantSend options:"));
strUsage += HelpMessageOpt("-instantsendnotify=<cmd>", _("Execute command when a wallet InstantSend transaction is successfully locked (%s in cmd is replaced by TxID)"));
strUsage += HelpMessageGroup(_("Node relay options:"));
if (showDebug) {
strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", !testnetChainParams->RequireStandard()));
strUsage += HelpMessageOpt("-incrementalrelayfee=<amt>", strprintf("Fee rate (in %s/kB) used to define cost of relay, used for mempool limiting and BIP 125 replacement. (default: %s)", CURRENCY_UNIT, FormatMoney(DEFAULT_INCREMENTAL_RELAY_FEE)));
strUsage += HelpMessageOpt("-dustrelayfee=<amt>", strprintf("Fee rate (in %s/kB) used to defined dust, the value of an output such that it will cost more than its value in fees at this fee rate to spend it. (default: %s)", CURRENCY_UNIT, FormatMoney(DUST_RELAY_TX_FEE)));
}
strUsage += HelpMessageOpt("-bytespersigop", strprintf(_("Minimum bytes per sigop in transactions we relay and mine (default: %u)"), DEFAULT_BYTES_PER_SIGOP));
strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), DEFAULT_ACCEPT_DATACARRIER));
strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY));
strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for relaying, mining and transaction creation (default: %s)"),
CURRENCY_UNIT, FormatMoney(DEFAULT_MIN_RELAY_TX_FEE)));
strUsage += HelpMessageOpt("-whitelistrelay", strprintf(_("Accept relayed transactions received from whitelisted peers even when not relaying transactions (default: %d)"), DEFAULT_WHITELISTRELAY));
strUsage += HelpMessageOpt("-whitelistforcerelay", strprintf(_("Force relay of transactions from whitelisted peers even if they violate local relay policy (default: %d)"), DEFAULT_WHITELISTFORCERELAY));
strUsage += HelpMessageGroup(_("Block creation options:"));
strUsage += HelpMessageOpt("-blockmaxsize=<n>", strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE));
strUsage += HelpMessageOpt("-blockmintxfee=<amt>", strprintf(_("Set lowest fee rate (in %s/kB) for transactions to be included in block creation. (default: %s)"), CURRENCY_UNIT, FormatMoney(DEFAULT_BLOCK_MIN_TX_FEE)));
if (showDebug)
strUsage += HelpMessageOpt("-blockversion=<n>", "Override block version to test forking scenarios");
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)"), DEFAULT_REST_ENABLE));
strUsage += HelpMessageOpt("-rpcbind=<addr>[:port]", _("Bind to given address to listen for JSON-RPC connections. This option is ignored unless -rpcallowip is also passed. Port is optional and overrides -rpcport. Use [host]:port notation for IPv6. This option can be specified multiple times (default: 127.0.0.1 and ::1 i.e., localhost, or if -rpcallowip has been specified, 0.0.0.0 and :: i.e., all addresses)"));
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("-rpcauth=<userpw>", _("Username and hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<HASH>. A canonical python script is included in share/rpcuser. The client then connects normally using the rpcuser=<USERNAME>/rpcpassword=<PASSWORD> pair of arguments. This option can be specified multiple times"));
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), defaultBaseParams->RPCPort(), testnetBaseParams->RPCPort()));
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 (showDebug) {
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));
}
return strUsage;
}
std::string LicenseInfo()
{
const std::string URL_SOURCE_CODE = "<https://github.com/dashpay/dash>";
const std::string URL_WEBSITE = "<https://dash.org>";
return CopyrightHolders(_("Copyright (C)"), 2014, COPYRIGHT_YEAR) + "\n" +
"\n" +
strprintf(_("Please contribute if you find %s useful. "
"Visit %s for further information about the software."),
PACKAGE_NAME, URL_WEBSITE) +
"\n" +
strprintf(_("The source code is available from %s."),
URL_SOURCE_CODE) +
"\n" +
"\n" +
_("This is experimental software.") + "\n" +
strprintf(_("Distributed under the MIT software license, see the accompanying file %s or %s"), "COPYING", "<https://opensource.org/licenses/MIT>") + "\n" +
"\n" +
strprintf(_("This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit %s and cryptographic software written by Eric Young and UPnP software written by Thomas Bernard."), "<https://www.openssl.org>") +
"\n";
}
static void BlockNotifyCallback(bool initialSync, const CBlockIndex *pBlockIndex)
{
if (initialSync || !pBlockIndex)
return;
std::string strCmd = gArgs.GetArg("-blocknotify", "");
if (!strCmd.empty()) {
boost::replace_all(strCmd, "%s", pBlockIndex->GetBlockHash().GetHex());
boost::thread t(runCommand, strCmd); // thread runs free
}
}
static bool fHaveGenesis = false;
static boost::mutex cs_GenesisWait;
static CConditionVariable condvar_GenesisWait;
static void BlockNotifyGenesisWait(bool, const CBlockIndex *pBlockIndex)
{
if (pBlockIndex != nullptr) {
{
boost::unique_lock<boost::mutex> lock_GenesisWait(cs_GenesisWait);
fHaveGenesis = true;
}
condvar_GenesisWait.notify_all();
}
}
struct CImportingNow
{
CImportingNow() {
assert(fImporting == false);
fImporting = true;
}
~CImportingNow() {
assert(fImporting == true);
fImporting = false;
}
};
// If we're using -prune with -reindex, then delete block files that will be ignored by the
// reindex. Since reindexing works by starting at block file 0 and looping until a blockfile
// is missing, do the same here to delete any later block files after a gap. Also delete all
// rev files since they'll be rewritten by the reindex anyway. This ensures that vinfoBlockFile
// is in sync with what's actually on disk by the time we start downloading, so that pruning
// works correctly.
void CleanupBlockRevFiles()
{
std::map<std::string, fs::path> mapBlockFiles;
// Glob all blk?????.dat and rev?????.dat files from the blocks directory.
// Remove the rev files immediately and insert the blk file paths into an
// ordered map keyed by block file index.
LogPrintf("Removing unusable blk?????.dat and rev?????.dat files for -reindex with -prune\n");
fs::path blocksdir = GetDataDir() / "blocks";
for (fs::directory_iterator it(blocksdir); it != fs::directory_iterator(); it++) {
if (fs::is_regular_file(*it) &&
it->path().filename().string().length() == 12 &&
it->path().filename().string().substr(8,4) == ".dat")
{
if (it->path().filename().string().substr(0,3) == "blk")
mapBlockFiles[it->path().filename().string().substr(3,5)] = it->path();
else if (it->path().filename().string().substr(0,3) == "rev")
remove(it->path());
}
}
// Remove all block files that aren't part of a contiguous set starting at
// zero by walking the ordered map (keys are block file indices) by
// keeping a separate counter. Once we hit a gap (or if 0 doesn't exist)
// start removing block files.
int nContigCounter = 0;
for (const std::pair<std::string, fs::path>& item : mapBlockFiles) {
if (atoi(item.first) == nContigCounter) {
nContigCounter++;
continue;
}
remove(item.second);
}
}
void ThreadImport(std::vector<fs::path> vImportFiles)
{
const CChainParams& chainparams = Params();
RenameThread("dash-loadblk");
{
CImportingNow imp;
// -reindex
if (fReindex) {
int nFile = 0;
while (true) {
CDiskBlockPos pos(nFile, 0);
if (!fs::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(chainparams, 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):
LoadGenesisBlock(chainparams);
}
// hardcoded $DATADIR/bootstrap.dat
fs::path pathBootstrap = GetDataDir() / "bootstrap.dat";
if (fs::exists(pathBootstrap)) {
FILE *file = fsbridge::fopen(pathBootstrap, "rb");
if (file) {
fs::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
LogPrintf("Importing bootstrap.dat...\n");
LoadExternalBlockFile(chainparams, file);
RenameOver(pathBootstrap, pathBootstrapOld);
} else {
LogPrintf("Warning: Could not open bootstrap file %s\n", pathBootstrap.string());
}
}
// -loadblock=
for (const fs::path& path : vImportFiles) {
FILE *file = fsbridge::fopen(path, "rb");
if (file) {
LogPrintf("Importing blocks file %s...\n", path.string());
LoadExternalBlockFile(chainparams, file);
} else {
LogPrintf("Warning: Could not open blocks file %s\n", path.string());
}
}
// scan for better chains in the block chain database, that are not yet connected in the active best chain
CValidationState state;
if (!ActivateBestChain(state, chainparams)) {
LogPrintf("Failed to connect best block (%s)\n", FormatStateMessage(state));
StartShutdown();
}
if (gArgs.GetBoolArg("-stopafterblockimport", DEFAULT_STOPAFTERBLOCKIMPORT)) {
LogPrintf("Stopping after block import\n");
StartShutdown();
}
} // End scope of CImportingNow
// force UpdatedBlockTip to initialize nCachedBlockHeight for DS, MN payments and budgets
// but don't call it directly to prevent triggering of other listeners like zmq etc.
// GetMainSignals().UpdatedBlockTip(chainActive.Tip());
pdsNotificationInterface->InitializeCurrentBlockTip();
{
// Get all UTXOs for each MN collateral in one go so that we can fill coin cache early
// and reduce further locking overhead for cs_main in other parts of code inclluding GUI
LogPrintf("Filling coin cache with masternode UTXOs...\n");
LOCK(cs_main);
int64_t nStart = GetTimeMillis();
auto mnList = deterministicMNManager->GetListAtChainTip();
mnList.ForEachMN(false, [&](const CDeterministicMNCPtr& dmn) {
Coin coin;
GetUTXOCoin(dmn->collateralOutpoint, coin);
});
LogPrintf("Filling coin cache with masternode UTXOs: done in %dms\n", GetTimeMillis() - nStart);
}
if (fMasternodeMode) {
assert(activeMasternodeManager);
activeMasternodeManager->Init();
}
#ifdef ENABLE_WALLET
// we can't do this before DIP3 is fully initialized
for (CWalletRef pwallet : vpwallets) {
pwallet->AutoLockMasternodeCollaterals();
}
#endif
if (gArgs.GetArg("-persistmempool", DEFAULT_PERSIST_MEMPOOL)) {
LoadMempool();
fDumpMempoolLater = !fRequestShutdown;
}
}
/** Sanity checks
* Ensure that Dash Core 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;
if (!BLSInit()) {
return false;
}
if (!Random_SanityCheck()) {
InitError("OS cryptographic RNG sanity check failure. Aborting.");
return false;
}
return true;
}
bool AppInitServers(boost::thread_group& threadGroup)
{
RPCServer::OnStarted(&OnRPCStarted);
RPCServer::OnStopped(&OnRPCStopped);
if (!InitHTTPServer())
return false;
if (!StartRPC())
return false;
if (!StartHTTPRPC())
return false;
if (gArgs.GetBoolArg("-rest", DEFAULT_REST_ENABLE) && !StartREST())
return false;
if (!StartHTTPServer())
return false;
return true;
}
// Parameter interaction based on rules
void InitParameterInteraction()
{
// when specifying an explicit binding address, you want to listen on it
// even when -connect or -proxy is specified
if (gArgs.IsArgSet("-bind")) {
if (gArgs.SoftSetBoolArg("-listen", true))
LogPrintf("%s: parameter interaction: -bind set -> setting -listen=1\n", __func__);
}
if (gArgs.IsArgSet("-whitebind")) {
if (gArgs.SoftSetBoolArg("-listen", true))
LogPrintf("%s: parameter interaction: -whitebind set -> setting -listen=1\n", __func__);
}
if (gArgs.IsArgSet("-masternodeblsprivkey")) {
// masternodes MUST accept connections from outside
gArgs.ForceSetArg("-listen", "1");
LogPrintf("%s: parameter interaction: -masternodeblsprivkey=... -> setting -listen=1\n", __func__);
#ifdef ENABLE_WALLET
// masternode should not have wallet enabled
gArgs.ForceSetArg("-disablewallet", "1");
LogPrintf("%s: parameter interaction: -masternodeblsprivkey=... -> setting -disablewallet=1\n", __func__);
#endif // ENABLE_WALLET
if (gArgs.GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS) < DEFAULT_MAX_PEER_CONNECTIONS) {
// masternodes MUST be able to handle at least DEFAULT_MAX_PEER_CONNECTIONS connections
gArgs.ForceSetArg("-maxconnections", itostr(DEFAULT_MAX_PEER_CONNECTIONS));
LogPrintf("%s: parameter interaction: -masternodeblsprivkey=... -> setting -maxconnections=%d instead of specified -maxconnections=%d\n",
__func__, DEFAULT_MAX_PEER_CONNECTIONS, gArgs.GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS));
}
}
if (gArgs.IsArgSet("-connect")) {
// when only connecting to trusted nodes, do not seed via DNS, or listen by default
if (gArgs.SoftSetBoolArg("-dnsseed", false))
LogPrintf("%s: parameter interaction: -connect set -> setting -dnsseed=0\n", __func__);
if (gArgs.SoftSetBoolArg("-listen", false))
LogPrintf("%s: parameter interaction: -connect set -> setting -listen=0\n", __func__);
}
if (gArgs.IsArgSet("-proxy")) {
// to protect privacy, do not listen by default if a default proxy server is specified
if (gArgs.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 (gArgs.SoftSetBoolArg("-upnp", false))
LogPrintf("%s: parameter interaction: -proxy set -> setting -upnp=0\n", __func__);
// to protect privacy, do not discover addresses by default
if (gArgs.SoftSetBoolArg("-discover", false))
LogPrintf("%s: parameter interaction: -proxy set -> setting -discover=0\n", __func__);
}
if (!gArgs.GetBoolArg("-listen", DEFAULT_LISTEN)) {
// do not map ports or try to retrieve public IP when not listening (pointless)
if (gArgs.SoftSetBoolArg("-upnp", false))
LogPrintf("%s: parameter interaction: -listen=0 -> setting -upnp=0\n", __func__);
if (gArgs.SoftSetBoolArg("-discover", false))
LogPrintf("%s: parameter interaction: -listen=0 -> setting -discover=0\n", __func__);
if (gArgs.SoftSetBoolArg("-listenonion", false))
LogPrintf("%s: parameter interaction: -listen=0 -> setting -listenonion=0\n", __func__);
}
if (gArgs.IsArgSet("-externalip")) {
// if an explicit public IP is specified, do not try to find others
if (gArgs.SoftSetBoolArg("-discover", false))
LogPrintf("%s: parameter interaction: -externalip set -> setting -discover=0\n", __func__);
}
// disable whitelistrelay in blocksonly mode
if (gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY)) {
if (gArgs.SoftSetBoolArg("-whitelistrelay", false))
LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -whitelistrelay=0\n", __func__);
}
// Forcing relay from whitelisted hosts implies we will accept relays from them in the first place.
if (gArgs.GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY)) {
if (gArgs.SoftSetBoolArg("-whitelistrelay", true))
LogPrintf("%s: parameter interaction: -whitelistforcerelay=1 -> setting -whitelistrelay=1\n", __func__);
}
#ifdef ENABLE_WALLET
if (gArgs.IsArgSet("-hdseed") && IsHex(gArgs.GetArg("-hdseed", "not hex")) && (gArgs.IsArgSet("-mnemonic") || gArgs.IsArgSet("-mnemonicpassphrase"))) {
gArgs.ForceRemoveArg("-mnemonic");
gArgs.ForceRemoveArg("-mnemonicpassphrase");
LogPrintf("%s: parameter interaction: can't use -hdseed and -mnemonic/-mnemonicpassphrase together, will prefer -seed\n", __func__);
}
#endif // ENABLE_WALLET
// Make sure additional indexes are recalculated correctly in VerifyDB
// (we must reconnect blocks whenever we disconnect them for these indexes to work)
bool fAdditionalIndexes =
gArgs.GetBoolArg("-addressindex", DEFAULT_ADDRESSINDEX) ||
gArgs.GetBoolArg("-spentindex", DEFAULT_SPENTINDEX) ||
gArgs.GetBoolArg("-timestampindex", DEFAULT_TIMESTAMPINDEX);
if (fAdditionalIndexes && gArgs.GetArg("-checklevel", DEFAULT_CHECKLEVEL) < 4) {
gArgs.ForceSetArg("-checklevel", "4");
LogPrintf("%s: parameter interaction: additional indexes -> setting -checklevel=4\n", __func__);
}
}
static std::string ResolveErrMsg(const char * const optname, const std::string& strBind)
{
return strprintf(_("Cannot resolve -%s address: '%s'"), optname, strBind);
}