diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 1579 |
1 files changed, 832 insertions, 747 deletions
diff --git a/src/init.cpp b/src/init.cpp index 645c8f94b1..7ac2cf2d32 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2009-2014 The Bitcoin Core developers +// Copyright (c) 2009-2016 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. @@ -16,42 +16,49 @@ #include "checkpoints.h" #include "compat/sanity.h" #include "consensus/validation.h" +#include "fs.h" #include "httpserver.h" #include "httprpc.h" #include "key.h" -#include "main.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 "rpcserver.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 "utilstrencodings.h" #include "validationinterface.h" #ifdef ENABLE_WALLET -#include "wallet/db.h" -#include "wallet/wallet.h" -#include "wallet/walletdb.h" +#include "wallet/init.h" #endif +#include "warnings.h" #include <stdint.h> #include <stdio.h> +#include <memory> #ifndef WIN32 #include <signal.h> #endif -#include <boost/algorithm/string/predicate.hpp> +#include <boost/algorithm/string/classification.hpp> #include <boost/algorithm/string/replace.hpp> +#include <boost/algorithm/string/split.hpp> #include <boost/bind.hpp> -#include <boost/filesystem.hpp> -#include <boost/function.hpp> #include <boost/interprocess/sync/file_lock.hpp> #include <boost/thread.hpp> #include <openssl/crypto.h> @@ -60,19 +67,16 @@ #include "zmq/zmqnotificationinterface.h" #endif -using namespace std; - -#ifdef ENABLE_WALLET -CWallet* pwalletMain = NULL; -#endif bool fFeeEstimatesInitialized = false; static const bool DEFAULT_PROXYRANDOMIZE = true; static const bool DEFAULT_REST_ENABLE = false; -static const bool DEFAULT_DISABLE_SAFEMODE = false; static const bool DEFAULT_STOPAFTERBLOCKIMPORT = false; +std::unique_ptr<CConnman> g_connman; +std::unique_ptr<PeerLogicValidation> peerLogic; + #if ENABLE_ZMQ -static CZMQNotificationInterface* pzmqNotificationInterface = NULL; +static CZMQNotificationInterface* pzmqNotificationInterface = nullptr; #endif #ifdef WIN32 @@ -84,16 +88,7 @@ static CZMQNotificationInterface* pzmqNotificationInterface = NULL; #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; // Declared but not defined in ui_interface.h ////////////////////////////////////////////////////////////////////////////// // @@ -107,25 +102,21 @@ CClientUIInterface uiInterface; // Declared but not defined in ui_interface.h // 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 +// 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. // -// 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; +std::atomic<bool> fRequestShutdown(false); +std::atomic<bool> fDumpMempoolLater(false); void StartShutdown() { @@ -136,13 +127,18 @@ bool ShutdownRequested() return fRequestShutdown; } -class CCoinsViewErrorCatcher : public CCoinsViewBacked +/** + * 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: - CCoinsViewErrorCatcher(CCoinsView* view) : CCoinsViewBacked(view) {} - bool GetCoins(const uint256 &txid, CCoins &coins) const { + explicit CCoinsViewErrorCatcher(CCoinsView* view) : CCoinsViewBacked(view) {} + bool GetCoin(const COutPoint &outpoint, Coin &coin) const override { try { - return CCoinsViewBacked::GetCoins(txid, coins); + 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()); @@ -156,9 +152,8 @@ public: // 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 std::unique_ptr<CCoinsViewErrorCatcher> pcoinscatcher; +static std::unique_ptr<ECCVerifyHandle> globalVerifyHandle; void Interrupt(boost::thread_group& threadGroup) { @@ -167,6 +162,8 @@ void Interrupt(boost::thread_group& threadGroup) InterruptRPC(); InterruptREST(); InterruptTorControl(); + if (g_connman) + g_connman->Interrupt(); threadGroup.interrupt_all(); } @@ -178,7 +175,7 @@ void Shutdown() if (!lockShutdown) return; - /// Note: Shutdown() must be able to handle cases in which AppInit2() failed part of the way, + /// 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. @@ -190,63 +187,82 @@ void Shutdown() StopRPC(); StopHTTPServer(); #ifdef ENABLE_WALLET - if (pwalletMain) - pwalletMain->Flush(false); + FlushWallets(); #endif - GenerateBitcoins(false, 0, Params()); - StopNode(); + MapPort(false); + + // Because these depend on each-other, we make sure that neither can be + // using the other before destroying them. + UnregisterValidationInterface(peerLogic.get()); + if(g_connman) g_connman->Stop(); + peerLogic.reset(); + g_connman.reset(); + StopTorControl(); - UnregisterNodeSignals(GetNodeSignals()); + if (fDumpMempoolLater && gArgs.GetArg("-persistmempool", DEFAULT_PERSIST_MEMPOOL)) { + DumpMempool(); + } 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); + ::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()) - mempool.WriteFeeEstimates(est_fileout); + ::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 != NULL) { + if (pcoinsTip != nullptr) { FlushStateToDisk(); } - delete pcoinsTip; - pcoinsTip = NULL; - delete pcoinscatcher; - pcoinscatcher = NULL; - delete pcoinsdbview; - pcoinsdbview = NULL; - delete pblocktree; - pblocktree = NULL; + pcoinsTip.reset(); + pcoinscatcher.reset(); + pcoinsdbview.reset(); + pblocktree.reset(); } #ifdef ENABLE_WALLET - if (pwalletMain) - pwalletMain->Flush(true); + StopWallets(); #endif #if ENABLE_ZMQ if (pzmqNotificationInterface) { UnregisterValidationInterface(pzmqNotificationInterface); delete pzmqNotificationInterface; - pzmqNotificationInterface = NULL; + pzmqNotificationInterface = nullptr; } #endif #ifndef WIN32 try { - boost::filesystem::remove(GetPidFile()); - } catch (const boost::filesystem::filesystem_error& e) { + fs::remove(GetPidFile()); + } catch (const fs::filesystem_error& e) { LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what()); } #endif UnregisterAllValidationInterfaces(); + GetMainSignals().UnregisterBackgroundSignalScheduler(); #ifdef ENABLE_WALLET - delete pwalletMain; - pwalletMain = NULL; + CloseWallets(); #endif globalVerifyHandle.reset(); ECC_Stop(); @@ -254,108 +270,109 @@ void Shutdown() } /** - * Signal handlers are very limited in what they are allowed to do, so: + * 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: */ -void HandleSIGTERM(int) +static void HandleSIGTERM(int) { fRequestShutdown = true; } -void HandleSIGHUP(int) +static void HandleSIGHUP(int) { fReopenDebugLog = true; } -bool static InitError(const std::string &str) +#ifndef WIN32 +static void registerSignalHandler(int signal, void(*handler)(int)) { - uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR); - return false; + struct sigaction sa; + sa.sa_handler = handler; + sigemptyset(&sa.sa_mask); + sa.sa_flags = 0; + sigaction(signal, &sa, nullptr); } +#endif -bool static InitWarning(const std::string &str) +void OnRPCStarted() { - 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; + uiInterface.NotifyBlockTip.connect(&RPCNotifyBlockChange); } void OnRPCStopped() { + uiInterface.NotifyBlockTip.disconnect(&RPCNotifyBlockChange); + RPCNotifyBlockChange(false, nullptr); cvBlockChange.notify_all(); - LogPrint("rpc", "RPC stopped.\n"); -} - -void OnRPCPreCommand(const CRPCCommand& cmd) -{ - // Observe safe mode - string strWarning = GetWarnings("rpc"); - if (strWarning != "" && !GetBoolArg("-disablesafemode", DEFAULT_DISABLE_SAFEMODE) && - !cmd.okSafeMode) - throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, string("Safe mode: ") + strWarning); + LogPrint(BCLog::RPC, "RPC stopped.\n"); } std::string HelpMessage(HelpMessageMode mode) { - const bool showDebug = GetBoolArg("-help-debug", false); + 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. - string strUsage = HelpMessageGroup(_("Options:")); - strUsage += HelpMessageOpt("-?", _("This help message")); - strUsage += HelpMessageOpt("-alerts", strprintf(_("Receive and display P2P network alerts (default: %u)"), DEFAULT_ALERTS)); + 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("-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("-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) { -#ifndef WIN32 +#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)); + if (showDebug) + strUsage += HelpMessageOpt("-feefilter", strprintf("Tell other nodes to filter invs to us by our mempool min fee (default: %u)", DEFAULT_FEEFILTER)); strUsage += HelpMessageOpt("-loadblock=<file>", _("Imports blocks from external blk000??.dat file on startup")); strUsage += HelpMessageOpt("-maxorphantx=<n>", strprintf(_("Keep at most <n> unconnectable transactions in memory (default: %u)"), DEFAULT_MAX_ORPHAN_TRANSACTIONS)); 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("-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 pruning (deleting) old blocks. This mode is incompatible with -txindex and -rescan. " + 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, >%u = target size in MiB to use for block files)"), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024)); - strUsage += HelpMessageOpt("-reindex", _("Rebuild block chain index from current blk000??.dat files on startup")); + "(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 += HelpMessageGroup(_("Connection options:")); - strUsage += HelpMessageOpt("-addnode=<ip>", _("Add a node to connect to and attempt to keep the connection open")); + 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("-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)")); + 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)")); + 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)")); @@ -363,13 +380,12 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-maxconnections=<n>", strprintf(_("Maintain at most <n> connections to peers (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)"), 1)); - if (showDebug) - strUsage += HelpMessageOpt("-enforcenodebloom", strprintf("Enforce minimum protocol version to limit use of bloom filters (default: %u)", 0)); - strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), Params(CBaseChainParams::MAIN).GetDefaultPort(), Params(CBaseChainParams::TESTNET).GetDefaultPort())); + 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")); @@ -384,32 +400,12 @@ std::string HelpMessage(HelpMessageMode mode) #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.") + + 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("-whitelistalwaysrelay", strprintf(_("Always relay transactions received from whitelisted peers (default: %d)"), DEFAULT_WHITELISTALWAYSRELAY)); 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 += HelpMessageGroup(_("Wallet options:")); - 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)"), DEFAULT_KEYPOOL_SIZE)); - strUsage += HelpMessageOpt("-mintxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for transaction creation (default: %s)"), - CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MINFEE))); - strUsage += HelpMessageOpt("-paytxfee=<amt>", strprintf(_("Fee (in %s/kB) to add to transactions you send (default: %s)"), - CURRENCY_UNIT, 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)"), DEFAULT_SEND_FREE_TRANSACTIONS)); - strUsage += HelpMessageOpt("-spendzeroconfchange", strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"), DEFAULT_SPEND_ZEROCONF_CHANGE)); - strUsage += HelpMessageOpt("-txconfirmtarget=<n>", strprintf(_("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)"), DEFAULT_TX_CONFIRM_TARGET)); - strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees (in %s) to use in a single wallet transaction; setting this too low may abort large transactions (default: %s)"), - CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MAXFEE))); - 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("-walletbroadcast", _("Make the wallet broadcast transactions") + " " + strprintf(_("(default: %u)"), DEFAULT_WALLETBROADCAST)); - strUsage += HelpMessageOpt("-walletnotify=<cmd>", _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)")); - 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)")); + strUsage += GetWalletHelpString(showDebug); #endif #if ENABLE_ZMQ @@ -421,78 +417,85 @@ std::string HelpMessage(HelpMessageMode mode) #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)); -#ifdef ENABLE_WALLET - strUsage += HelpMessageOpt("-dblogsize=<n>", strprintf("Flush wallet database activity from memory to disk log every <n> megabytes (default: %u)", DEFAULT_WALLET_DBLOGSIZE)); -#endif 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"); -#ifdef ENABLE_WALLET - strUsage += HelpMessageOpt("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", DEFAULT_FLUSHWALLET)); -#endif 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", "Use given start/end times for specified version bits deployment (regtest-only)"); } - string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, mempool, mempoolrej, net, proxy, prune, http, libevent, tor, zmq"; // 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 or if <category> = 1, output all debugging information.") + _("<category> can be:") + " " + debugCategories + "."); - strUsage += HelpMessageOpt("-gen", strprintf(_("Generate coins (default: %u)"), DEFAULT_GENERATE)); - strUsage += HelpMessageOpt("-genproclimit=<n>", strprintf(_("Set the number of threads for coin generation if enabled (-1 = all cores, default: %d)"), DEFAULT_GENERATE_THREADS)); + _("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."))); 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("-limitfreerelay=<n>", strprintf("Continuously rate-limit free transactions to <n>*1000 bytes per minute (default: %u)", DEFAULT_LIMITFREERELAY)); - strUsage += HelpMessageOpt("-relaypriority", strprintf("Require high priority for relaying free or low-fee transactions (default: %u)", DEFAULT_RELAYPRIORITY)); - strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf("Limit size of signature cache to <n> MiB (default: %u)", DEFAULT_MAX_SIG_CACHE_SIZE)); + 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("-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("-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")); if (showDebug) { - strUsage += HelpMessageOpt("-printpriority", strprintf("Log transaction priority and fee per kB when mining blocks (default: %u)", DEFAULT_PRINTPRIORITY)); -#ifdef ENABLE_WALLET - strUsage += HelpMessageOpt("-privdb", strprintf("Sets the DB_PRIVATE flag in the wallet db environment (default: %u)", DEFAULT_WALLET_PRIVDB)); -#endif + 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 += HelpMessageGroup(_("Node relay options:")); - if (showDebug) - strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", !Params(CBaseChainParams::TESTNET).RequireStandard())); + 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(_("Equivalent bytes per sigop in transactions for relay and mining (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("-mempoolreplacement", strprintf(_("Enable transaction replacement in the memory pool (default: %u)"), DEFAULT_ENABLE_REPLACEMENT)); + 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("-blockminsize=<n>", strprintf(_("Set minimum block size in bytes (default: %u)"), DEFAULT_BLOCK_MIN_SIZE)); - 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 += HelpMessageOpt("-blockmaxweight=<n>", strprintf(_("Set maximum BIP141 block weight (default: %d)"), DEFAULT_BLOCK_MAX_WEIGHT)); + strUsage += HelpMessageOpt("-blockmaxsize=<n>", _("Set maximum BIP141 block weight to this * 4. Deprecated, use blockmaxweight")); + 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>", strprintf("Override block version to test forking scenarios (default: %d)", (int)CBlock::CURRENT_VERSION)); + 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>", _("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("-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>$<HASH>. A canonical python script is included in share/rpcuser. This option can be specified multiple times")); - strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), BaseParams(CBaseChainParams::MAIN).RPCPort(), BaseParams(CBaseChainParams::TESTNET).RPCPort())); + strUsage += HelpMessageOpt("-rpcauth=<userpw>", _("Username and hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<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("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(1) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION)); 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)); @@ -504,14 +507,23 @@ std::string HelpMessage(HelpMessageMode mode) std::string LicenseInfo() { - // todo: remove urls from translations on next change - return FormatParagraph(strprintf(_("Copyright (C) 2009-%i The Bitcoin Core Developers"), COPYRIGHT_YEAR)) + "\n" + + const std::string URL_SOURCE_CODE = "<https://github.com/bitcoin/bitcoin>"; + const std::string URL_WEBSITE = "<https://bitcoincore.org>"; + + return CopyrightHolders(strprintf(_("Copyright (C) %i-%i"), 2009, 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" + - FormatParagraph(_("This is experimental software.")) + "\n" + + strprintf(_("The source code is available from %s."), + URL_SOURCE_CODE) + "\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.")) + + _("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"; } @@ -520,10 +532,26 @@ static void BlockNotifyCallback(bool initialSync, const CBlockIndex *pBlockIndex if (initialSync || !pBlockIndex) return; - std::string strCmd = GetArg("-blocknotify", ""); + 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 CWaitableCriticalSection cs_GenesisWait; +static CConditionVariable condvar_GenesisWait; - boost::replace_all(strCmd, "%s", pBlockIndex->GetBlockHash().GetHex()); - boost::thread t(runCommand, strCmd); // thread runs free +static void BlockNotifyGenesisWait(bool, const CBlockIndex *pBlockIndex) +{ + if (pBlockIndex != nullptr) { + { + WaitableLock lock_GenesisWait(cs_GenesisWait); + fHaveGenesis = true; + } + condvar_GenesisWait.notify_all(); + } } struct CImportingNow @@ -548,16 +576,15 @@ struct CImportingNow // works correctly. void CleanupBlockRevFiles() { - using namespace boost::filesystem; - map<string, path> mapBlockFiles; + 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"); - path blocksdir = GetDataDir() / "blocks"; - for (directory_iterator it(blocksdir); it != directory_iterator(); it++) { - if (is_regular_file(*it) && + 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") { @@ -573,7 +600,7 @@ void CleanupBlockRevFiles() // keeping a separate counter. Once we hit a gap (or if 0 doesn't exist) // start removing block files. int nContigCounter = 0; - BOOST_FOREACH(const PAIRTYPE(string, path)& item, mapBlockFiles) { + for (const std::pair<std::string, fs::path>& item : mapBlockFiles) { if (atoi(item.first) == nContigCounter) { nContigCounter++; continue; @@ -582,17 +609,20 @@ void CleanupBlockRevFiles() } } -void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) +void ThreadImport(std::vector<fs::path> vImportFiles) { const CChainParams& chainparams = Params(); RenameThread("bitcoin-loadblk"); + + { + CImportingNow imp; + // -reindex if (fReindex) { - CImportingNow imp; int nFile = 0; while (true) { CDiskBlockPos pos(nFile, 0); - if (!boost::filesystem::exists(GetBlockPosFilename(pos, "blk"))) + if (!fs::exists(GetBlockPosFilename(pos, "blk"))) break; // No block files left to reindex FILE *file = OpenBlockFile(pos, true); if (!file) @@ -605,16 +635,15 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) 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(chainparams); + LoadGenesisBlock(chainparams); } // hardcoded $DATADIR/bootstrap.dat - boost::filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat"; - if (boost::filesystem::exists(pathBootstrap)) { - FILE *file = fopen(pathBootstrap.string().c_str(), "rb"); + fs::path pathBootstrap = GetDataDir() / "bootstrap.dat"; + if (fs::exists(pathBootstrap)) { + FILE *file = fsbridge::fopen(pathBootstrap, "rb"); if (file) { - CImportingNow imp; - boost::filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old"; + fs::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old"; LogPrintf("Importing bootstrap.dat...\n"); LoadExternalBlockFile(chainparams, file); RenameOver(pathBootstrap, pathBootstrapOld); @@ -624,10 +653,9 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) } // -loadblock= - BOOST_FOREACH(const boost::filesystem::path& path, vImportFiles) { - FILE *file = fopen(path.string().c_str(), "rb"); + for (const fs::path& path : vImportFiles) { + FILE *file = fsbridge::fopen(path, "rb"); if (file) { - CImportingNow imp; LogPrintf("Importing blocks file %s...\n", path.string()); LoadExternalBlockFile(chainparams, file); } else { @@ -635,10 +663,22 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) } } - if (GetBoolArg("-stopafterblockimport", DEFAULT_STOPAFTERBLOCKIMPORT)) { + // 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"); + StartShutdown(); + } + + if (gArgs.GetBoolArg("-stopafterblockimport", DEFAULT_STOPAFTERBLOCKIMPORT)) { LogPrintf("Stopping after block import\n"); StartShutdown(); } + } // End scope of CImportingNow + if (gArgs.GetArg("-persistmempool", DEFAULT_PERSIST_MEMPOOL)) { + LoadMempool(); + fDumpMempoolLater = !fRequestShutdown; + } } /** Sanity checks @@ -651,23 +691,29 @@ bool InitSanityCheck(void) InitError("Elliptic curve cryptography sanity check failure. Aborting."); return false; } + if (!glibc_sanity_test() || !glibcxx_sanity_test()) 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); - RPCServer::OnPreCommand(&OnRPCPreCommand); if (!InitHTTPServer()) return false; if (!StartRPC()) return false; if (!StartHTTPRPC()) return false; - if (GetBoolArg("-rest", DEFAULT_REST_ENABLE) && !StartREST()) + if (gArgs.GetBoolArg("-rest", DEFAULT_REST_ENABLE) && !StartREST()) return false; if (!StartHTTPServer()) return false; @@ -679,98 +725,119 @@ void InitParameterInteraction() { // when specifying an explicit binding address, you want to listen on it // even when -connect or -proxy is specified - if (mapArgs.count("-bind")) { - if (SoftSetBoolArg("-listen", true)) + if (gArgs.IsArgSet("-bind")) { + if (gArgs.SoftSetBoolArg("-listen", true)) LogPrintf("%s: parameter interaction: -bind set -> setting -listen=1\n", __func__); } - if (mapArgs.count("-whitebind")) { - if (SoftSetBoolArg("-listen", true)) + if (gArgs.IsArgSet("-whitebind")) { + if (gArgs.SoftSetBoolArg("-listen", true)) LogPrintf("%s: parameter interaction: -whitebind set -> setting -listen=1\n", __func__); } - if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) { + if (gArgs.IsArgSet("-connect")) { // when only connecting to trusted nodes, do not seed via DNS, or listen by default - if (SoftSetBoolArg("-dnsseed", false)) + if (gArgs.SoftSetBoolArg("-dnsseed", false)) LogPrintf("%s: parameter interaction: -connect set -> setting -dnsseed=0\n", __func__); - if (SoftSetBoolArg("-listen", false)) + if (gArgs.SoftSetBoolArg("-listen", false)) LogPrintf("%s: parameter interaction: -connect set -> setting -listen=0\n", __func__); } - if (mapArgs.count("-proxy")) { + if (gArgs.IsArgSet("-proxy")) { // to protect privacy, do not listen by default if a default proxy server is specified - if (SoftSetBoolArg("-listen", false)) + 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 (SoftSetBoolArg("-upnp", false)) + 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 (SoftSetBoolArg("-discover", false)) + if (gArgs.SoftSetBoolArg("-discover", false)) LogPrintf("%s: parameter interaction: -proxy set -> setting -discover=0\n", __func__); } - if (!GetBoolArg("-listen", DEFAULT_LISTEN)) { + if (!gArgs.GetBoolArg("-listen", DEFAULT_LISTEN)) { // do not map ports or try to retrieve public IP when not listening (pointless) - if (SoftSetBoolArg("-upnp", false)) + if (gArgs.SoftSetBoolArg("-upnp", false)) LogPrintf("%s: parameter interaction: -listen=0 -> setting -upnp=0\n", __func__); - if (SoftSetBoolArg("-discover", false)) + if (gArgs.SoftSetBoolArg("-discover", false)) LogPrintf("%s: parameter interaction: -listen=0 -> setting -discover=0\n", __func__); - if (SoftSetBoolArg("-listenonion", false)) + if (gArgs.SoftSetBoolArg("-listenonion", false)) LogPrintf("%s: parameter interaction: -listen=0 -> setting -listenonion=0\n", __func__); } - if (mapArgs.count("-externalip")) { + if (gArgs.IsArgSet("-externalip")) { // if an explicit public IP is specified, do not try to find others - if (SoftSetBoolArg("-discover", false)) + if (gArgs.SoftSetBoolArg("-discover", false)) LogPrintf("%s: parameter interaction: -externalip set -> setting -discover=0\n", __func__); } - if (GetBoolArg("-salvagewallet", false)) { - // Rewrite just private keys: rescan to find transactions - if (SoftSetBoolArg("-rescan", true)) - LogPrintf("%s: parameter interaction: -salvagewallet=1 -> setting -rescan=1\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__); } - // -zapwallettx implies a rescan - if (GetBoolArg("-zapwallettxes", false)) { - if (SoftSetBoolArg("-rescan", true)) - LogPrintf("%s: parameter interaction: -zapwallettxes=<mode> -> setting -rescan=1\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__); } - // disable walletbroadcast and whitelistalwaysrelay in blocksonly mode - if (GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY)) { - if (SoftSetBoolArg("-whitelistalwaysrelay", false)) - LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -whitelistalwaysrelay=0\n", __func__); -#ifdef ENABLE_WALLET - if (SoftSetBoolArg("-walletbroadcast", false)) - LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -walletbroadcast=0\n", __func__); -#endif + if (gArgs.IsArgSet("-blockmaxsize")) { + unsigned int max_size = gArgs.GetArg("-blockmaxsize", 0); + if (gArgs.SoftSetArg("blockmaxweight", strprintf("%d", max_size * WITNESS_SCALE_FACTOR))) { + LogPrintf("%s: parameter interaction: -blockmaxsize=%d -> setting -blockmaxweight=%d (-blockmaxsize is deprecated!)\n", __func__, max_size, max_size * WITNESS_SCALE_FACTOR); + } else { + LogPrintf("%s: Ignoring blockmaxsize setting which is overridden by blockmaxweight", __func__); + } } } +static std::string ResolveErrMsg(const char * const optname, const std::string& strBind) +{ + return strprintf(_("Cannot resolve -%s address: '%s'"), optname, strBind); +} + void InitLogging() { - fPrintToConsole = GetBoolArg("-printtoconsole", false); - fLogTimestamps = GetBoolArg("-logtimestamps", DEFAULT_LOGTIMESTAMPS); - fLogTimeMicros = GetBoolArg("-logtimemicros", DEFAULT_LOGTIMEMICROS); - fLogIPs = GetBoolArg("-logips", DEFAULT_LOGIPS); + fPrintToConsole = gArgs.GetBoolArg("-printtoconsole", false); + fLogTimestamps = gArgs.GetBoolArg("-logtimestamps", DEFAULT_LOGTIMESTAMPS); + fLogTimeMicros = gArgs.GetBoolArg("-logtimemicros", DEFAULT_LOGTIMEMICROS); + fLogIPs = gArgs.GetBoolArg("-logips", DEFAULT_LOGIPS); LogPrintf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"); - LogPrintf("Bitcoin version %s (%s)\n", FormatFullVersion(), CLIENT_DATE); + LogPrintf("Bitcoin version %s\n", FormatFullVersion()); } -/** Initialize bitcoin. - * @pre Parameters should be parsed and config file should be read. - */ -bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) +namespace { // Variables internal to initialization process only + +int nMaxConnections; +int nUserMaxConnections; +int nFD; +ServiceFlags nLocalServices = NODE_NETWORK; + +} // namespace + +[[noreturn]] static void new_handler_terminate() +{ + // Rather than throwing std::bad-alloc if allocation fails, terminate + // immediately to (try to) avoid chain corruption. + // Since LogPrintf may itself allocate memory, set the handler directly + // to terminate first. + std::set_new_handler(std::terminate); + LogPrintf("Error: Out of memory. Terminating.\n"); + + // The log was successful, terminate now. + std::terminate(); +}; + +bool AppInitBasicSetup() { // ********************************************************* 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 + _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, nullptr, OPEN_EXISTING, 0, 0)); // Disable confusing "helpful" text message on abort, Ctrl-C _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT); #endif @@ -785,109 +852,158 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) #endif typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD); PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy"); - if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE); + if (setProcDEPPol != nullptr) setProcDEPPol(PROCESS_DEP_ENABLE); #endif if (!SetupNetworking()) return InitError("Initializing networking failed"); #ifndef WIN32 - if (GetBoolArg("-sysperms", false)) { -#ifdef ENABLE_WALLET - if (!GetBoolArg("-disablewallet", false)) - return InitError("-sysperms is not allowed in combination with enabled wallet functionality"); -#endif - } else { + if (!gArgs.GetBoolArg("-sysperms", false)) { 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); + registerSignalHandler(SIGTERM, HandleSIGTERM); + registerSignalHandler(SIGINT, HandleSIGTERM); // 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); + registerSignalHandler(SIGHUP, HandleSIGHUP); // Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly signal(SIGPIPE, SIG_IGN); #endif - // ********************************************************* Step 2: parameter interactions + std::set_new_handler(new_handler_terminate); + + return true; +} + +bool AppInitParameterInteraction() +{ const CChainParams& chainparams = Params(); + // ********************************************************* Step 2: parameter interactions // also see: InitParameterInteraction() - // if using block pruning, then disable txindex - if (GetArg("-prune", 0)) { - if (GetBoolArg("-txindex", DEFAULT_TXINDEX)) + // if using block pruning, then disallow txindex + if (gArgs.GetArg("-prune", 0)) { + if (gArgs.GetBoolArg("-txindex", DEFAULT_TXINDEX)) return InitError(_("Prune mode is incompatible with -txindex.")); -#ifdef ENABLE_WALLET - if (GetBoolArg("-rescan", false)) { - return InitError(_("Rescans are not possible in pruned mode. You will need to use -reindex which will download the whole blockchain again.")); - } -#endif + } + + // -bind and -whitebind can't be set when not listening + size_t nUserBind = gArgs.GetArgs("-bind").size() + gArgs.GetArgs("-whitebind").size(); + if (nUserBind != 0 && !gArgs.GetBoolArg("-listen", DEFAULT_LISTEN)) { + return InitError("Cannot set -bind or -whitebind together with -listen=0"); } // Make sure enough file descriptors are available - int nBind = std::max((int)mapArgs.count("-bind") + (int)mapArgs.count("-whitebind"), 1); - int nUserMaxConnections = GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS); + int nBind = std::max(nUserBind, size_t(1)); + nUserMaxConnections = gArgs.GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS); nMaxConnections = std::max(nUserMaxConnections, 0); // Trim requested connection counts, to fit into system limitations - nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0); - int nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS); + nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS - MAX_ADDNODE_CONNECTIONS)), 0); + nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS + MAX_ADDNODE_CONNECTIONS); if (nFD < MIN_CORE_FILEDESCRIPTORS) return InitError(_("Not enough file descriptors available.")); - nMaxConnections = std::min(nFD - MIN_CORE_FILEDESCRIPTORS, nMaxConnections); + nMaxConnections = std::min(nFD - MIN_CORE_FILEDESCRIPTORS - MAX_ADDNODE_CONNECTIONS, nMaxConnections); if (nMaxConnections < nUserMaxConnections) InitWarning(strprintf(_("Reducing -maxconnections from %d to %d, because of system limitations."), nUserMaxConnections, nMaxConnections)); // ********************************************************* Step 3: parameter-to-internal-flags + if (gArgs.IsArgSet("-debug")) { + // Special-case: if -debug=0/-nodebug is set, turn off debugging messages + const std::vector<std::string> categories = gArgs.GetArgs("-debug"); + + if (find(categories.begin(), categories.end(), std::string("0")) == categories.end()) { + for (const auto& cat : categories) { + uint32_t flag = 0; + if (!GetLogCategory(&flag, &cat)) { + InitWarning(strprintf(_("Unsupported logging category %s=%s."), "-debug", cat)); + continue; + } + logCategories |= flag; + } + } + } - fDebug = !mapMultiArgs["-debug"].empty(); - // Special-case: if -debug=0/-nodebug is set, turn off debugging messages - const vector<string>& categories = mapMultiArgs["-debug"]; - if (GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), string("0")) != categories.end()) - fDebug = false; + // Now remove the logging categories which were explicitly excluded + for (const std::string& cat : gArgs.GetArgs("-debugexclude")) { + uint32_t flag = 0; + if (!GetLogCategory(&flag, &cat)) { + InitWarning(strprintf(_("Unsupported logging category %s=%s."), "-debugexclude", cat)); + continue; + } + logCategories &= ~flag; + } // Check for -debugnet - if (GetBoolArg("-debugnet", false)) + if (gArgs.GetBoolArg("-debugnet", false)) InitWarning(_("Unsupported argument -debugnet ignored, use -debug=net.")); // Check for -socks - as this is a privacy risk to continue, exit here - if (mapArgs.count("-socks")) + if (gArgs.IsArgSet("-socks")) return InitError(_("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)) + if (gArgs.GetBoolArg("-tor", false)) return InitError(_("Unsupported argument -tor found, use -onion.")); - if (GetBoolArg("-benchmark", false)) + if (gArgs.GetBoolArg("-benchmark", false)) InitWarning(_("Unsupported argument -benchmark ignored, use -debug=bench.")); + if (gArgs.GetBoolArg("-whitelistalwaysrelay", false)) + InitWarning(_("Unsupported argument -whitelistalwaysrelay ignored, use -whitelistrelay and/or -whitelistforcerelay.")); + + if (gArgs.IsArgSet("-blockminsize")) + InitWarning("Unsupported argument -blockminsize ignored."); + // Checkmempool and checkblockindex default to true in regtest mode - int ratio = std::min<int>(std::max<int>(GetArg("-checkmempool", chainparams.DefaultConsistencyChecks() ? 1 : 0), 0), 1000000); + int ratio = std::min<int>(std::max<int>(gArgs.GetArg("-checkmempool", chainparams.DefaultConsistencyChecks() ? 1 : 0), 0), 1000000); if (ratio != 0) { mempool.setSanityCheck(1.0 / ratio); } - fCheckBlockIndex = GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks()); - fCheckpointsEnabled = GetBoolArg("-checkpoints", DEFAULT_CHECKPOINTS_ENABLED); + fCheckBlockIndex = gArgs.GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks()); + fCheckpointsEnabled = gArgs.GetBoolArg("-checkpoints", DEFAULT_CHECKPOINTS_ENABLED); + + hashAssumeValid = uint256S(gArgs.GetArg("-assumevalid", chainparams.GetConsensus().defaultAssumeValid.GetHex())); + if (!hashAssumeValid.IsNull()) + LogPrintf("Assuming ancestors of block %s have valid signatures.\n", hashAssumeValid.GetHex()); + else + LogPrintf("Validating signatures for all blocks.\n"); + + if (gArgs.IsArgSet("-minimumchainwork")) { + const std::string minChainWorkStr = gArgs.GetArg("-minimumchainwork", ""); + if (!IsHexNumber(minChainWorkStr)) { + return InitError(strprintf("Invalid non-hex (%s) minimum chain work value specified", minChainWorkStr)); + } + nMinimumChainWork = UintToArith256(uint256S(minChainWorkStr)); + } else { + nMinimumChainWork = UintToArith256(chainparams.GetConsensus().nMinimumChainWork); + } + LogPrintf("Setting nMinimumChainWork=%s\n", nMinimumChainWork.GetHex()); + if (nMinimumChainWork < UintToArith256(chainparams.GetConsensus().nMinimumChainWork)) { + LogPrintf("Warning: nMinimumChainWork set below default value of %s\n", chainparams.GetConsensus().nMinimumChainWork.GetHex()); + } // mempool limits - int64_t nMempoolSizeMax = GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000; - int64_t nMempoolSizeMin = GetArg("-limitdescendantsize", DEFAULT_DESCENDANT_SIZE_LIMIT) * 1000 * 40; + int64_t nMempoolSizeMax = gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000; + int64_t nMempoolSizeMin = gArgs.GetArg("-limitdescendantsize", DEFAULT_DESCENDANT_SIZE_LIMIT) * 1000 * 40; if (nMempoolSizeMax < 0 || nMempoolSizeMax < nMempoolSizeMin) return InitError(strprintf(_("-maxmempool must be at least %d MB"), std::ceil(nMempoolSizeMin / 1000000.0))); + // incremental relay fee sets the minimum feerate increase necessary for BIP 125 replacement in the mempool + // and the amount the mempool min fee increases above the feerate of txs evicted due to mempool limiting. + if (gArgs.IsArgSet("-incrementalrelayfee")) + { + CAmount n = 0; + if (!ParseMoney(gArgs.GetArg("-incrementalrelayfee", ""), n)) + return InitError(AmountErrMsg("incrementalrelayfee", gArgs.GetArg("-incrementalrelayfee", ""))); + incrementalRelayFee = CFeeRate(n); + } // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency - nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS); + nScriptCheckThreads = gArgs.GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS); if (nScriptCheckThreads <= 0) nScriptCheckThreads += GetNumCores(); if (nScriptCheckThreads <= 1) @@ -895,15 +1011,17 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS) nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS; - fServer = GetBoolArg("-server", false); - // block pruning; get the amount of disk space (in MiB) to allot for block & undo files - int64_t nSignedPruneTarget = GetArg("-prune", 0) * 1024 * 1024; - if (nSignedPruneTarget < 0) { + int64_t nPruneArg = gArgs.GetArg("-prune", 0); + if (nPruneArg < 0) { return InitError(_("Prune cannot be configured with a negative value.")); } - nPruneTarget = (uint64_t) nSignedPruneTarget; - if (nPruneTarget) { + nPruneTarget = (uint64_t) nPruneArg * 1024 * 1024; + if (nPruneArg == 1) { // manual pruning: -prune=1 + LogPrintf("Block pruning enabled. Use RPC call pruneblockchain(height) to manually prune block and undo files.\n"); + nPruneTarget = std::numeric_limits<uint64_t>::max(); + fPruneMode = true; + } else if (nPruneTarget) { if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) { return InitError(strprintf(_("Prune configured below the minimum of %d MiB. Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024)); } @@ -911,143 +1029,201 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) fPruneMode = true; } + RegisterAllCoreRPCCommands(tableRPC); #ifdef ENABLE_WALLET - bool fDisableWallet = GetBoolArg("-disablewallet", false); + RegisterWalletRPC(tableRPC); #endif - nConnectTimeout = GetArg("-timeout", DEFAULT_CONNECT_TIMEOUT); + nConnectTimeout = gArgs.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")) - { + if (gArgs.IsArgSet("-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"])); + if (!ParseMoney(gArgs.GetArg("-minrelaytxfee", ""), n)) { + return InitError(AmountErrMsg("minrelaytxfee", gArgs.GetArg("-minrelaytxfee", ""))); + } + // High fee check is done afterward in WalletParameterInteraction() + ::minRelayTxFee = CFeeRate(n); + } else if (incrementalRelayFee > ::minRelayTxFee) { + // Allow only setting incrementalRelayFee to control both + ::minRelayTxFee = incrementalRelayFee; + LogPrintf("Increasing minrelaytxfee to %s to match incrementalrelayfee\n",::minRelayTxFee.ToString()); } - fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !Params().RequireStandard()); - if (Params().RequireStandard() && !fRequireStandard) - return InitError(strprintf("acceptnonstdtxn is not currently supported for %s chain", chainparams.NetworkIDString())); - -#ifdef ENABLE_WALLET - if (mapArgs.count("-mintxfee")) + // Sanity check argument for min fee for including tx in block + // TODO: Harmonize which arguments need sanity checking and where that happens + if (gArgs.IsArgSet("-blockmintxfee")) { 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(_("-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 (!ParseMoney(gArgs.GetArg("-blockmintxfee", ""), n)) + return InitError(AmountErrMsg("blockmintxfee", gArgs.GetArg("-blockmintxfee", ""))); } - if (mapArgs.count("-maxtxfee")) + + // Feerate used to define dust. Shouldn't be changed lightly as old + // implementations may inadvertently create non-standard transactions + if (gArgs.IsArgSet("-dustrelayfee")) { - CAmount nMaxFee = 0; - if (!ParseMoney(mapArgs["-maxtxfee"], nMaxFee)) - return InitError(strprintf(_("Invalid amount for -maxtxfee=<amount>: '%s'"), mapArgs["-maptxfee"])); - if (nMaxFee > nHighTransactionMaxFeeWarning) - InitWarning(_("-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())); - } + CAmount n = 0; + if (!ParseMoney(gArgs.GetArg("-dustrelayfee", ""), n) || 0 == n) + return InitError(AmountErrMsg("dustrelayfee", gArgs.GetArg("-dustrelayfee", ""))); + dustRelayFee = CFeeRate(n); } - nTxConfirmTarget = GetArg("-txconfirmtarget", DEFAULT_TX_CONFIRM_TARGET); - bSpendZeroConfChange = GetBoolArg("-spendzeroconfchange", DEFAULT_SPEND_ZEROCONF_CHANGE); - fSendFreeTransactions = GetBoolArg("-sendfreetransactions", DEFAULT_SEND_FREE_TRANSACTIONS); - std::string strWalletFile = GetArg("-wallet", "wallet.dat"); -#endif // ENABLE_WALLET + fRequireStandard = !gArgs.GetBoolArg("-acceptnonstdtxn", !chainparams.RequireStandard()); + if (chainparams.RequireStandard() && !fRequireStandard) + return InitError(strprintf("acceptnonstdtxn is not currently supported for %s chain", chainparams.NetworkIDString())); + nBytesPerSigOp = gArgs.GetArg("-bytespersigop", nBytesPerSigOp); - fIsBareMultisigStd = GetBoolArg("-permitbaremultisig", DEFAULT_PERMIT_BAREMULTISIG); - fAcceptDatacarrier = GetBoolArg("-datacarrier", DEFAULT_ACCEPT_DATACARRIER); - nMaxDatacarrierBytes = GetArg("-datacarriersize", nMaxDatacarrierBytes); +#ifdef ENABLE_WALLET + if (!WalletParameterInteraction()) + return false; +#endif - fAlerts = GetBoolArg("-alerts", DEFAULT_ALERTS); + fIsBareMultisigStd = gArgs.GetBoolArg("-permitbaremultisig", DEFAULT_PERMIT_BAREMULTISIG); + fAcceptDatacarrier = gArgs.GetBoolArg("-datacarrier", DEFAULT_ACCEPT_DATACARRIER); + nMaxDatacarrierBytes = gArgs.GetArg("-datacarriersize", nMaxDatacarrierBytes); // Option to startup with mocktime set (used for regression testing): - SetMockTime(GetArg("-mocktime", 0)); // SetMockTime(0) is a no-op + SetMockTime(gArgs.GetArg("-mocktime", 0)); // SetMockTime(0) is a no-op - if (GetBoolArg("-peerbloomfilters", true)) - nLocalServices |= NODE_BLOOM; + if (gArgs.GetBoolArg("-peerbloomfilters", DEFAULT_PEERBLOOMFILTERS)) + nLocalServices = ServiceFlags(nLocalServices | NODE_BLOOM); - // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log + if (gArgs.GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) < 0) + return InitError("rpcserialversion must be non-negative."); - // Initialize elliptic curve code - ECC_Start(); - globalVerifyHandle.reset(new ECCVerifyHandle()); + if (gArgs.GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) > 1) + return InitError("unknown rpcserialversion requested."); - // Sanity check - if (!InitSanityCheck()) - return InitError(_("Initialization sanity check failed. Bitcoin Core is shutting down.")); + nMaxTipAge = gArgs.GetArg("-maxtipage", DEFAULT_MAX_TIP_AGE); + fEnableReplacement = gArgs.GetBoolArg("-mempoolreplacement", DEFAULT_ENABLE_REPLACEMENT); + if ((!fEnableReplacement) && gArgs.IsArgSet("-mempoolreplacement")) { + // Minimal effort at forwards compatibility + std::string strReplacementModeList = gArgs.GetArg("-mempoolreplacement", ""); // default is impossible + std::vector<std::string> vstrReplacementModes; + boost::split(vstrReplacementModes, strReplacementModeList, boost::is_any_of(",")); + fEnableReplacement = (std::find(vstrReplacementModes.begin(), vstrReplacementModes.end(), "fee") != vstrReplacementModes.end()); + } + + if (gArgs.IsArgSet("-vbparams")) { + // Allow overriding version bits parameters for testing + if (!chainparams.MineBlocksOnDemand()) { + return InitError("Version bits parameters may only be overridden on regtest."); + } + for (const std::string& strDeployment : gArgs.GetArgs("-vbparams")) { + std::vector<std::string> vDeploymentParams; + boost::split(vDeploymentParams, strDeployment, boost::is_any_of(":")); + if (vDeploymentParams.size() != 3) { + return InitError("Version bits parameters malformed, expecting deployment:start:end"); + } + int64_t nStartTime, nTimeout; + if (!ParseInt64(vDeploymentParams[1], &nStartTime)) { + return InitError(strprintf("Invalid nStartTime (%s)", vDeploymentParams[1])); + } + if (!ParseInt64(vDeploymentParams[2], &nTimeout)) { + return InitError(strprintf("Invalid nTimeout (%s)", vDeploymentParams[2])); + } + bool found = false; + for (int j=0; j<(int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j) + { + if (vDeploymentParams[0].compare(VersionBitsDeploymentInfo[j].name) == 0) { + UpdateVersionBitsParameters(Consensus::DeploymentPos(j), nStartTime, nTimeout); + found = true; + LogPrintf("Setting version bits activation parameters for %s to start=%ld, timeout=%ld\n", vDeploymentParams[0], nStartTime, nTimeout); + break; + } + } + if (!found) { + return InitError(strprintf("Invalid deployment (%s)", vDeploymentParams[0])); + } + } + } + return true; +} + +static bool LockDataDirectory(bool probeOnly) +{ std::string strDataDir = GetDataDir().string(); -#ifdef ENABLE_WALLET - // Wallet file must be a plain filename without a directory - if (strWalletFile != boost::filesystem::basename(strWalletFile) + boost::filesystem::extension(strWalletFile)) - return InitError(strprintf(_("Wallet %s resides outside data directory %s"), strWalletFile, strDataDir)); -#endif + // Make sure only a single Bitcoin process is using the data directory. - boost::filesystem::path pathLockFile = GetDataDir() / ".lock"; - FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist. + fs::path pathLockFile = GetDataDir() / ".lock"; + FILE* file = fsbridge::fopen(pathLockFile, "a"); // empty lock file; created if it doesn't exist. if (file) fclose(file); try { static boost::interprocess::file_lock lock(pathLockFile.string().c_str()); - if (!lock.try_lock()) - return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin Core is probably already running."), strDataDir)); + if (!lock.try_lock()) { + return InitError(strprintf(_("Cannot obtain a lock on data directory %s. %s is probably already running."), strDataDir, _(PACKAGE_NAME))); + } + if (probeOnly) { + lock.unlock(); + } } catch(const boost::interprocess::interprocess_exception& e) { - return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin Core is probably already running.") + " %s.", strDataDir, e.what())); + return InitError(strprintf(_("Cannot obtain a lock on data directory %s. %s is probably already running.") + " %s.", strDataDir, _(PACKAGE_NAME), e.what())); + } + return true; +} + +bool AppInitSanityChecks() +{ + // ********************************************************* Step 4: sanity checks + + // Initialize elliptic curve code + std::string sha256_algo = SHA256AutoDetect(); + LogPrintf("Using the '%s' SHA256 implementation\n", sha256_algo); + RandomInit(); + ECC_Start(); + globalVerifyHandle.reset(new ECCVerifyHandle()); + + // Sanity check + if (!InitSanityCheck()) + return InitError(strprintf(_("Initialization sanity check failed. %s is shutting down."), _(PACKAGE_NAME))); + + // Probe the data directory lock to give an early error message, if possible + // We cannot hold the data directory lock here, as the forking for daemon() hasn't yet happened, + // and a fork will cause weird behavior to it. + return LockDataDirectory(true); +} + +bool AppInitLockDataDirectory() +{ + // After daemonization get the data directory lock again and hold on to it until exit + // This creates a slight window for a race condition to happen, however this condition is harmless: it + // will at most make us exit without printing a message to console. + if (!LockDataDirectory(false)) { + // Detailed error printed inside LockDataDirectory + return false; } + return true; +} +bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) +{ + const CChainParams& chainparams = Params(); + // ********************************************************* Step 4a: application initialization #ifndef WIN32 CreatePidFile(GetPidFile(), getpid()); #endif - if (GetBoolArg("-shrinkdebugfile", !fDebug)) + if (gArgs.GetBoolArg("-shrinkdebugfile", logCategories == BCLog::NONE)) { + // Do this first since it both loads a bunch of debug.log into memory, + // and because this needs to happen before any other debug.log printing ShrinkDebugFile(); + } if (fPrintToDebugLog) OpenDebugLog(); -#if (OPENSSL_VERSION_NUMBER < 0x10100000L) - LogPrintf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION)); -#else - LogPrintf("Using OpenSSL version %s\n", OpenSSL_version(OPENSSL_VERSION)); -#endif - -#ifdef ENABLE_WALLET - LogPrintf("Using BerkeleyDB version %s\n", DbEnv::version(0, 0, 0)); -#endif if (!fLogTimestamps) LogPrintf("Startup time: %s\n", DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime())); LogPrintf("Default data directory %s\n", GetDefaultDataDir().string()); - LogPrintf("Using data directory %s\n", strDataDir); - LogPrintf("Using config file %s\n", GetConfigFile().string()); - LogPrintf("Using at most %i connections (%i file descriptors available)\n", nMaxConnections, nFD); - std::ostringstream strErrors; + LogPrintf("Using data directory %s\n", GetDataDir().string()); + LogPrintf("Using config file %s\n", GetConfigFile(gArgs.GetArg("-conf", BITCOIN_CONF_FILENAME)).string()); + LogPrintf("Using at most %i automatic connections (%i file descriptors available)\n", nMaxConnections, nFD); + + InitSignatureCache(); + InitScriptExecutionCache(); LogPrintf("Using %u threads for script verification\n", nScriptCheckThreads); if (nScriptCheckThreads) { @@ -1059,12 +1235,14 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) CScheduler::Function serviceLoop = boost::bind(&CScheduler::serviceQueue, &scheduler); threadGroup.create_thread(boost::bind(&TraceThread<CScheduler::Function>, "scheduler", serviceLoop)); + GetMainSignals().RegisterBackgroundSignalScheduler(scheduler); + /* Start the RPC server already. It will be started in "warmup" mode * and not really process calls already (but it will signify connections * that the server is there and will be ready later). Warmup mode will * be disabled when initialisation is finished. */ - if (fServer) + if (gArgs.GetBoolArg("-server", false)) { uiInterface.InitMessage.connect(SetRPCWarmupStatus); if (!AppInitServers(threadGroup)) @@ -1075,34 +1253,28 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // ********************************************************* Step 5: verify wallet database integrity #ifdef ENABLE_WALLET - if (!fDisableWallet) { - LogPrintf("Using wallet %s\n", strWalletFile); - uiInterface.InitMessage(_("Verifying wallet...")); - - std::string warningString; - std::string errorString; - - if (!CWallet::Verify(strWalletFile, warningString, errorString)) - return false; - - if (!warningString.empty()) - InitWarning(warningString); - if (!errorString.empty()) - return InitError(errorString); - - } // (!fDisableWallet) -#endif // ENABLE_WALLET + if (!VerifyWallets()) + return false; +#endif // ********************************************************* Step 6: network initialization + // Note that we absolutely cannot open any actual connections + // until the very end ("start node") as the UTXO/block state + // is not yet setup and may end up being set up twice if we + // need to reindex later. - RegisterNodeSignals(GetNodeSignals()); + assert(!g_connman); + g_connman = std::unique_ptr<CConnman>(new CConnman(GetRand(std::numeric_limits<uint64_t>::max()), GetRand(std::numeric_limits<uint64_t>::max()))); + CConnman& connman = *g_connman; + + peerLogic.reset(new PeerLogicValidation(&connman, scheduler)); + RegisterValidationInterface(peerLogic.get()); // sanitize comments per BIP-0014, format user agent and check total size - std::vector<string> uacomments; - BOOST_FOREACH(string cmt, mapMultiArgs["-uacomment"]) - { + std::vector<std::string> uacomments; + for (const std::string& cmt : gArgs.GetArgs("-uacomment")) { if (cmt != SanitizeString(cmt, SAFE_CHARS_UA_COMMENT)) return InitError(strprintf(_("User Agent comment (%s) contains unsafe characters."), cmt)); - uacomments.push_back(SanitizeString(cmt, SAFE_CHARS_UA_COMMENT)); + uacomments.push_back(cmt); } strSubVersion = FormatSubVersion(CLIENT_NAME, CLIENT_VERSION, uacomments); if (strSubVersion.size() > MAX_SUBVERSION_LENGTH) { @@ -1110,9 +1282,9 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) strSubVersion.size(), MAX_SUBVERSION_LENGTH)); } - if (mapArgs.count("-onlynet")) { + if (gArgs.IsArgSet("-onlynet")) { std::set<enum Network> nets; - BOOST_FOREACH(const std::string& snet, mapMultiArgs["-onlynet"]) { + for (const std::string& snet : gArgs.GetArgs("-onlynet")) { enum Network net = ParseNetwork(snet); if (net == NET_UNROUTABLE) return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet)); @@ -1125,152 +1297,102 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) } } - if (mapArgs.count("-whitelist")) { - BOOST_FOREACH(const std::string& net, mapMultiArgs["-whitelist"]) { - CSubNet subnet(net); - if (!subnet.IsValid()) - return InitError(strprintf(_("Invalid netmask specified in -whitelist: '%s'"), net)); - CNode::AddWhitelistedRange(subnet); - } - } + // Check for host lookup allowed before parsing any network related parameters + fNameLookup = gArgs.GetBoolArg("-dns", DEFAULT_NAME_LOOKUP); - bool proxyRandomize = GetBoolArg("-proxyrandomize", DEFAULT_PROXYRANDOMIZE); + bool proxyRandomize = gArgs.GetBoolArg("-proxyrandomize", DEFAULT_PROXYRANDOMIZE); // -proxy sets a proxy for all outgoing network traffic // -noproxy (or -proxy=0) as well as the empty string can be used to not set a proxy, this is the default - std::string proxyArg = GetArg("-proxy", ""); + std::string proxyArg = gArgs.GetArg("-proxy", ""); + SetLimited(NET_TOR); if (proxyArg != "" && proxyArg != "0") { - proxyType addrProxy = proxyType(CService(proxyArg, 9050), proxyRandomize); + CService proxyAddr; + if (!Lookup(proxyArg.c_str(), proxyAddr, 9050, fNameLookup)) { + return InitError(strprintf(_("Invalid -proxy address or hostname: '%s'"), proxyArg)); + } + + proxyType addrProxy = proxyType(proxyAddr, proxyRandomize); if (!addrProxy.IsValid()) - return InitError(strprintf(_("Invalid -proxy address: '%s'"), proxyArg)); + return InitError(strprintf(_("Invalid -proxy address or hostname: '%s'"), proxyArg)); SetProxy(NET_IPV4, addrProxy); SetProxy(NET_IPV6, addrProxy); SetProxy(NET_TOR, addrProxy); SetNameProxy(addrProxy); - SetReachable(NET_TOR); // by default, -proxy sets onion as reachable, unless -noonion later + SetLimited(NET_TOR, false); // by default, -proxy sets onion as reachable, unless -noonion later } // -onion can be used to set only a proxy for .onion, or override normal proxy for .onion addresses // -noonion (or -onion=0) disables connecting to .onion entirely // An empty string is used to not override the onion proxy (in which case it defaults to -proxy set above, or none) - std::string onionArg = GetArg("-onion", ""); + std::string onionArg = gArgs.GetArg("-onion", ""); if (onionArg != "") { if (onionArg == "0") { // Handle -noonion/-onion=0 - SetReachable(NET_TOR, false); // set onions as unreachable + SetLimited(NET_TOR); // set onions as unreachable } else { - proxyType addrOnion = proxyType(CService(onionArg, 9050), proxyRandomize); + CService onionProxy; + if (!Lookup(onionArg.c_str(), onionProxy, 9050, fNameLookup)) { + return InitError(strprintf(_("Invalid -onion address or hostname: '%s'"), onionArg)); + } + proxyType addrOnion = proxyType(onionProxy, proxyRandomize); if (!addrOnion.IsValid()) - return InitError(strprintf(_("Invalid -onion address: '%s'"), onionArg)); + return InitError(strprintf(_("Invalid -onion address or hostname: '%s'"), onionArg)); SetProxy(NET_TOR, addrOnion); - SetReachable(NET_TOR); + SetLimited(NET_TOR, false); } } // see Step 2: parameter interactions for more information about these - fListen = GetBoolArg("-listen", DEFAULT_LISTEN); - fDiscover = GetBoolArg("-discover", true); - fNameLookup = GetBoolArg("-dns", DEFAULT_NAME_LOOKUP); - - bool fBound = false; - if (fListen) { - if (mapArgs.count("-bind") || mapArgs.count("-whitebind")) { - BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-bind"]) { - CService addrBind; - if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false)) - return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind)); - fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR)); - } - BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-whitebind"]) { - CService addrBind; - if (!Lookup(strBind.c_str(), addrBind, 0, false)) - return InitError(strprintf(_("Cannot resolve -whitebind address: '%s'"), strBind)); - if (addrBind.GetPort() == 0) - return InitError(strprintf(_("Need to specify a port with -whitebind: '%s'"), strBind)); - fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR | BF_WHITELIST)); - } - } - else { - struct in_addr inaddr_any; - inaddr_any.s_addr = INADDR_ANY; - fBound |= Bind(CService(in6addr_any, GetListenPort()), BF_NONE); - fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound ? BF_REPORT_ERROR : BF_NONE); - } - if (!fBound) - return InitError(_("Failed to listen on any port. Use -listen=0 if you want this.")); - } - - if (mapArgs.count("-externalip")) { - BOOST_FOREACH(const std::string& strAddr, mapMultiArgs["-externalip"]) { - CService addrLocal(strAddr, GetListenPort(), fNameLookup); - if (!addrLocal.IsValid()) - return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr)); - AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL); - } + fListen = gArgs.GetBoolArg("-listen", DEFAULT_LISTEN); + fDiscover = gArgs.GetBoolArg("-discover", true); + fRelayTxes = !gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY); + + for (const std::string& strAddr : gArgs.GetArgs("-externalip")) { + CService addrLocal; + if (Lookup(strAddr.c_str(), addrLocal, GetListenPort(), fNameLookup) && addrLocal.IsValid()) + AddLocal(addrLocal, LOCAL_MANUAL); + else + return InitError(ResolveErrMsg("externalip", strAddr)); } - BOOST_FOREACH(const std::string& strDest, mapMultiArgs["-seednode"]) - AddOneShot(strDest); - #if ENABLE_ZMQ - pzmqNotificationInterface = CZMQNotificationInterface::CreateWithArguments(mapArgs); + pzmqNotificationInterface = CZMQNotificationInterface::Create(); if (pzmqNotificationInterface) { RegisterValidationInterface(pzmqNotificationInterface); } #endif - if (mapArgs.count("-maxuploadtarget")) { - CNode::SetMaxOutboundTarget(GetArg("-maxuploadtarget", DEFAULT_MAX_UPLOAD_TARGET)*1024*1024); + uint64_t nMaxOutboundLimit = 0; //unlimited unless -maxuploadtarget is set + uint64_t nMaxOutboundTimeframe = MAX_UPLOAD_TIMEFRAME; + + if (gArgs.IsArgSet("-maxuploadtarget")) { + nMaxOutboundLimit = gArgs.GetArg("-maxuploadtarget", DEFAULT_MAX_UPLOAD_TARGET)*1024*1024; } // ********************************************************* Step 7: load block chain - fReindex = GetBoolArg("-reindex", false); - - // Upgrading to 0.8; hard-link the old blknnnn.dat files into /blocks/ - boost::filesystem::path blocksDir = GetDataDir() / "blocks"; - if (!boost::filesystem::exists(blocksDir)) - { - boost::filesystem::create_directories(blocksDir); - bool linked = false; - for (unsigned int i = 1; i < 10000; i++) { - boost::filesystem::path source = GetDataDir() / strprintf("blk%04u.dat", i); - if (!boost::filesystem::exists(source)) break; - boost::filesystem::path dest = blocksDir / strprintf("blk%05u.dat", i-1); - try { - boost::filesystem::create_hard_link(source, dest); - LogPrintf("Hardlinked %s -> %s\n", source.string(), dest.string()); - linked = true; - } catch (const boost::filesystem::filesystem_error& e) { - // Note: hardlink creation failing is not a disaster, it just means - // blocks will get re-downloaded from peers. - LogPrintf("Error hardlinking blk%04u.dat: %s\n", i, e.what()); - break; - } - } - if (linked) - { - fReindex = true; - } - } + fReindex = gArgs.GetBoolArg("-reindex", false); + bool fReindexChainState = gArgs.GetBoolArg("-reindex-chainstate", false); // cache size calculations - int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20); + int64_t nTotalCache = (gArgs.GetArg("-dbcache", nDefaultDbCache) << 20); nTotalCache = std::max(nTotalCache, nMinDbCache << 20); // total cache cannot be less than nMinDbCache - nTotalCache = std::min(nTotalCache, nMaxDbCache << 20); // total cache cannot be greated than nMaxDbcache + nTotalCache = std::min(nTotalCache, nMaxDbCache << 20); // total cache cannot be greater than nMaxDbcache int64_t nBlockTreeDBCache = nTotalCache / 8; - if (nBlockTreeDBCache > (1 << 21) && !GetBoolArg("-txindex", DEFAULT_TXINDEX)) - nBlockTreeDBCache = (1 << 21); // block tree db cache shouldn't be larger than 2 MiB + nBlockTreeDBCache = std::min(nBlockTreeDBCache, (gArgs.GetBoolArg("-txindex", DEFAULT_TXINDEX) ? nMaxBlockDBAndTxIndexCache : nMaxBlockDBCache) << 20); nTotalCache -= nBlockTreeDBCache; int64_t nCoinDBCache = std::min(nTotalCache / 2, (nTotalCache / 4) + (1 << 23)); // use 25%-50% of the remainder for disk cache + nCoinDBCache = std::min(nCoinDBCache, nMaxCoinsDBCache << 20); // cap total coins db cache nTotalCache -= nCoinDBCache; nCoinCacheUsage = nTotalCache; // the rest goes to in-memory cache + int64_t nMempoolSizeMax = gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000; LogPrintf("Cache configuration:\n"); LogPrintf("* Using %.1fMiB for block index database\n", nBlockTreeDBCache * (1.0 / 1024 / 1024)); LogPrintf("* Using %.1fMiB for chain state database\n", nCoinDBCache * (1.0 / 1024 / 1024)); - LogPrintf("* Using %.1fMiB for in-memory UTXO set\n", nCoinCacheUsage * (1.0 / 1024 / 1024)); + LogPrintf("* Using %.1fMiB for in-memory UTXO set (plus up to %.1fMiB of unused mempool space)\n", nCoinCacheUsage * (1.0 / 1024 / 1024), nMempoolSizeMax * (1.0 / 1024 / 1024)); bool fLoaded = false; - while (!fLoaded) { + while (!fLoaded && !fRequestShutdown) { bool fReset = fReindex; std::string strLoadError; @@ -1280,24 +1402,26 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) do { try { UnloadBlockIndex(); - delete pcoinsTip; - delete pcoinsdbview; - delete pcoinscatcher; - delete pblocktree; - - pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReindex); - pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReindex); - pcoinscatcher = new CCoinsViewErrorCatcher(pcoinsdbview); - pcoinsTip = new CCoinsViewCache(pcoinscatcher); + pcoinsTip.reset(); + pcoinsdbview.reset(); + pcoinscatcher.reset(); + pblocktree.reset(new CBlockTreeDB(nBlockTreeDBCache, false, fReset)); - if (fReindex) { + if (fReset) { pblocktree->WriteReindexing(true); //If we're reindexing in prune mode, wipe away unusable block files and all undo data files if (fPruneMode) CleanupBlockRevFiles(); } - if (!LoadBlockIndex()) { + if (fRequestShutdown) break; + + // LoadBlockIndex will load fTxIndex from the db, or set it if + // we're reindexing. It will also load fHavePruned if we've + // ever removed a block file from disk. + // Note that it also sets fReindex based on the disk flag! + // From here on out fReindex and fReset mean something different! + if (!LoadBlockIndex(chainparams)) { strLoadError = _("Error loading block database"); break; } @@ -1307,14 +1431,8 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) if (!mapBlockIndex.empty() && mapBlockIndex.count(chainparams.GetConsensus().hashGenesisBlock) == 0) return InitError(_("Incorrect or no genesis block found. Wrong datadir for network?")); - // Initialize the block index (no-op if non-empty database was already loaded) - if (!InitBlockIndex(chainparams)) { - strLoadError = _("Error initializing block database"); - break; - } - // Check for changed -txindex state - if (fTxIndex != GetBoolArg("-txindex", DEFAULT_TXINDEX)) { + if (fTxIndex != gArgs.GetBoolArg("-txindex", DEFAULT_TXINDEX)) { strLoadError = _("You need to rebuild the database using -reindex to change -txindex"); break; } @@ -1326,30 +1444,85 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) break; } - uiInterface.InitMessage(_("Verifying blocks...")); - if (fHavePruned && GetArg("-checkblocks", DEFAULT_CHECKBLOCKS) > MIN_BLOCKS_TO_KEEP) { - LogPrintf("Prune: pruned datadir may not have more than %d blocks; -checkblocks=%d may fail\n", - MIN_BLOCKS_TO_KEEP, GetArg("-checkblocks", DEFAULT_CHECKBLOCKS)); + // At this point blocktree args are consistent with what's on disk. + // If we're not mid-reindex (based on disk + args), add a genesis block on disk + // (otherwise we use the one already on disk). + // This is called again in ThreadImport after the reindex completes. + if (!fReindex && !LoadGenesisBlock(chainparams)) { + strLoadError = _("Error initializing block database"); + break; + } + + // At this point we're either in reindex or we've loaded a useful + // block tree into mapBlockIndex! + + pcoinsdbview.reset(new CCoinsViewDB(nCoinDBCache, false, fReset || fReindexChainState)); + pcoinscatcher.reset(new CCoinsViewErrorCatcher(pcoinsdbview.get())); + + // If necessary, upgrade from older database format. + // This is a no-op if we cleared the coinsviewdb with -reindex or -reindex-chainstate + if (!pcoinsdbview->Upgrade()) { + strLoadError = _("Error upgrading chainstate database"); + break; } - { - LOCK(cs_main); - CBlockIndex* tip = chainActive.Tip(); - if (tip && tip->nTime > GetAdjustedTime() + 2 * 60 * 60) { - strLoadError = _("The block database contains a block which appears to be from the future. " - "This may be due to your computer's date and time being set incorrectly. " - "Only rebuild the block database if you are sure that your computer's date and time are correct"); + // ReplayBlocks is a no-op if we cleared the coinsviewdb with -reindex or -reindex-chainstate + if (!ReplayBlocks(chainparams, pcoinsdbview.get())) { + strLoadError = _("Unable to replay blocks. You will need to rebuild the database using -reindex-chainstate."); + break; + } + + // The on-disk coinsdb is now in a good state, create the cache + pcoinsTip.reset(new CCoinsViewCache(pcoinscatcher.get())); + + bool is_coinsview_empty = fReset || fReindexChainState || pcoinsTip->GetBestBlock().IsNull(); + if (!is_coinsview_empty) { + // LoadChainTip sets chainActive based on pcoinsTip's best block + if (!LoadChainTip(chainparams)) { + strLoadError = _("Error initializing block database"); break; } + assert(chainActive.Tip() != nullptr); } - if (!CVerifyDB().VerifyDB(chainparams, pcoinsdbview, GetArg("-checklevel", DEFAULT_CHECKLEVEL), - GetArg("-checkblocks", DEFAULT_CHECKBLOCKS))) { - strLoadError = _("Corrupted block database detected"); - break; + if (!fReset) { + // Note that RewindBlockIndex MUST run even if we're about to -reindex-chainstate. + // It both disconnects blocks based on chainActive, and drops block data in + // mapBlockIndex based on lack of available witness data. + uiInterface.InitMessage(_("Rewinding blocks...")); + if (!RewindBlockIndex(chainparams)) { + strLoadError = _("Unable to rewind the database to a pre-fork state. You will need to redownload the blockchain"); + break; + } + } + + if (!is_coinsview_empty) { + uiInterface.InitMessage(_("Verifying blocks...")); + if (fHavePruned && gArgs.GetArg("-checkblocks", DEFAULT_CHECKBLOCKS) > MIN_BLOCKS_TO_KEEP) { + LogPrintf("Prune: pruned datadir may not have more than %d blocks; only checking available blocks", + MIN_BLOCKS_TO_KEEP); + } + + { + LOCK(cs_main); + CBlockIndex* tip = chainActive.Tip(); + RPCNotifyBlockChange(true, tip); + if (tip && tip->nTime > GetAdjustedTime() + 2 * 60 * 60) { + strLoadError = _("The block database contains a block which appears to be from the future. " + "This may be due to your computer's date and time being set incorrectly. " + "Only rebuild the block database if you are sure that your computer's date and time are correct"); + break; + } + } + + if (!CVerifyDB().VerifyDB(chainparams, pcoinsdbview.get(), gArgs.GetArg("-checklevel", DEFAULT_CHECKLEVEL), + gArgs.GetArg("-checkblocks", DEFAULT_CHECKBLOCKS))) { + strLoadError = _("Corrupted block database detected"); + break; + } } } catch (const std::exception& e) { - if (fDebug) LogPrintf("%s\n", e.what()); + LogPrintf("%s\n", e.what()); strLoadError = _("Error opening block database"); break; } @@ -1357,11 +1530,12 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) fLoaded = true; } while(false); - if (!fLoaded) { + if (!fLoaded && !fRequestShutdown) { // first suggest a reindex if (!fReset) { - bool fRet = uiInterface.ThreadSafeMessageBox( + bool fRet = uiInterface.ThreadSafeQuestion( strLoadError + ".\n\n" + _("Do you want to rebuild the block database now?"), + strLoadError + ".\nPlease restart with -reindex or -reindex-chainstate to recover.", "", CClientUIInterface::MSG_ERROR | CClientUIInterface::BTN_ABORT); if (fRet) { fReindex = true; @@ -1384,167 +1558,24 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) LogPrintf("Shutdown requested. Exiting.\n"); return false; } - LogPrintf(" block index %15dms\n", GetTimeMillis() - nStart); + if (fLoaded) { + LogPrintf(" block index %15dms\n", GetTimeMillis() - nStart); + } - boost::filesystem::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME; - CAutoFile est_filein(fopen(est_path.string().c_str(), "rb"), SER_DISK, CLIENT_VERSION); + fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME; + CAutoFile est_filein(fsbridge::fopen(est_path, "rb"), SER_DISK, CLIENT_VERSION); // Allowed to fail as this file IS missing on first startup. if (!est_filein.IsNull()) - mempool.ReadFeeEstimates(est_filein); + ::feeEstimator.Read(est_filein); fFeeEstimatesInitialized = true; // ********************************************************* Step 8: load wallet #ifdef ENABLE_WALLET - if (fDisableWallet) { - pwalletMain = NULL; - LogPrintf("Wallet disabled!\n"); - } else { - - // needed to restore wallet transaction meta data after -zapwallettxes - std::vector<CWalletTx> vWtx; - - if (GetBoolArg("-zapwallettxes", false)) { - uiInterface.InitMessage(_("Zapping all transactions from wallet...")); - - pwalletMain = new CWallet(strWalletFile); - DBErrors nZapWalletRet = pwalletMain->ZapWalletTx(vWtx); - if (nZapWalletRet != DB_LOAD_OK) { - uiInterface.InitMessage(_("Error loading wallet.dat: Wallet corrupted")); - return false; - } - - delete pwalletMain; - pwalletMain = NULL; - } - - uiInterface.InitMessage(_("Loading wallet...")); - - nStart = GetTimeMillis(); - bool fFirstRun = true; - pwalletMain = new CWallet(strWalletFile); - DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun); - if (nLoadWalletRet != DB_LOAD_OK) - { - if (nLoadWalletRet == DB_CORRUPT) - strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n"; - else if (nLoadWalletRet == DB_NONCRITICAL_ERROR) - { - InitWarning(_("Error reading wallet.dat! All keys read correctly, but transaction data" - " or address book entries might be missing or incorrect.")); - } - else if (nLoadWalletRet == DB_TOO_NEW) - strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin Core") << "\n"; - else if (nLoadWalletRet == DB_NEED_REWRITE) - { - strErrors << _("Wallet needed to be rewritten: restart Bitcoin Core to complete") << "\n"; - LogPrintf("%s", strErrors.str()); - return InitError(strErrors.str()); - } - else - strErrors << _("Error loading wallet.dat") << "\n"; - } - - if (GetBoolArg("-upgradewallet", fFirstRun)) - { - int nMaxVersion = GetArg("-upgradewallet", 0); - if (nMaxVersion == 0) // the -upgradewallet without argument case - { - LogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST); - nMaxVersion = CLIENT_VERSION; - pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately - } - else - LogPrintf("Allowing wallet upgrade up to %i\n", nMaxVersion); - if (nMaxVersion < pwalletMain->GetVersion()) - strErrors << _("Cannot downgrade wallet") << "\n"; - pwalletMain->SetMaxVersion(nMaxVersion); - } - - if (fFirstRun) - { - // Create new keyUser and set as default key - RandAddSeedPerfmon(); - - CPubKey newDefaultKey; - if (pwalletMain->GetKeyFromPool(newDefaultKey)) { - pwalletMain->SetDefaultKey(newDefaultKey); - if (!pwalletMain->SetAddressBook(pwalletMain->vchDefaultKey.GetID(), "", "receive")) - strErrors << _("Cannot write default address") << "\n"; - } - - pwalletMain->SetBestChain(chainActive.GetLocator()); - } - - LogPrintf("%s", strErrors.str()); - LogPrintf(" wallet %15dms\n", GetTimeMillis() - nStart); - - RegisterValidationInterface(pwalletMain); - - CBlockIndex *pindexRescan = chainActive.Tip(); - if (GetBoolArg("-rescan", false)) - pindexRescan = chainActive.Genesis(); - else - { - CWalletDB walletdb(strWalletFile); - CBlockLocator locator; - if (walletdb.ReadBestBlock(locator)) - pindexRescan = FindForkInGlobalIndex(chainActive, locator); - else - pindexRescan = chainActive.Genesis(); - } - if (chainActive.Tip() && chainActive.Tip() != pindexRescan) - { - //We can't rescan beyond non-pruned blocks, stop and throw an error - //this might happen if a user uses a old wallet within a pruned node - // or if he ran -disablewallet for a longer time, then decided to re-enable - if (fPruneMode) - { - CBlockIndex *block = chainActive.Tip(); - while (block && block->pprev && (block->pprev->nStatus & BLOCK_HAVE_DATA) && block->pprev->nTx > 0 && pindexRescan != block) - block = block->pprev; - - if (pindexRescan != block) - return InitError(_("Prune: last wallet synchronisation goes beyond pruned data. You need to -reindex (download the whole blockchain again in case of pruned node)")); - } - - uiInterface.InitMessage(_("Rescanning...")); - LogPrintf("Rescanning last %i blocks (from block %i)...\n", chainActive.Height() - pindexRescan->nHeight, pindexRescan->nHeight); - nStart = GetTimeMillis(); - pwalletMain->ScanForWalletTransactions(pindexRescan, true); - LogPrintf(" rescan %15dms\n", GetTimeMillis() - nStart); - pwalletMain->SetBestChain(chainActive.GetLocator()); - nWalletDBUpdated++; - - // Restore wallet transaction metadata after -zapwallettxes=1 - if (GetBoolArg("-zapwallettxes", false) && GetArg("-zapwallettxes", "1") != "2") - { - CWalletDB walletdb(strWalletFile); - - BOOST_FOREACH(const CWalletTx& wtxOld, vWtx) - { - uint256 hash = wtxOld.GetHash(); - std::map<uint256, CWalletTx>::iterator mi = pwalletMain->mapWallet.find(hash); - if (mi != pwalletMain->mapWallet.end()) - { - const CWalletTx* copyFrom = &wtxOld; - CWalletTx* copyTo = &mi->second; - copyTo->mapValue = copyFrom->mapValue; - copyTo->vOrderForm = copyFrom->vOrderForm; - copyTo->nTimeReceived = copyFrom->nTimeReceived; - copyTo->nTimeSmart = copyFrom->nTimeSmart; - copyTo->fFromMe = copyFrom->fFromMe; - copyTo->strFromAccount = copyFrom->strFromAccount; - copyTo->nOrderPos = copyFrom->nOrderPos; - copyTo->WriteToDisk(&walletdb); - } - } - } - } - pwalletMain->SetBroadcastTransactions(GetBoolArg("-walletbroadcast", DEFAULT_WALLETBROADCAST)); - } // (!fDisableWallet) -#else // ENABLE_WALLET + if (!OpenWallets()) + return false; +#else LogPrintf("No wallet support compiled in!\n"); -#endif // !ENABLE_WALLET +#endif // ********************************************************* Step 9: data directory maintenance @@ -1552,69 +1583,129 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // after any wallet rescanning has taken place. if (fPruneMode) { LogPrintf("Unsetting NODE_NETWORK on prune mode\n"); - nLocalServices &= ~NODE_NETWORK; + nLocalServices = ServiceFlags(nLocalServices & ~NODE_NETWORK); if (!fReindex) { uiInterface.InitMessage(_("Pruning blockstore...")); PruneAndFlush(); } } + if (chainparams.GetConsensus().vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) { + // Only advertise witness capabilities if they have a reasonable start time. + // This allows us to have the code merged without a defined softfork, by setting its + // end time to 0. + // Note that setting NODE_WITNESS is never required: the only downside from not + // doing so is that after activation, no upgraded nodes will fetch from you. + nLocalServices = ServiceFlags(nLocalServices | NODE_WITNESS); + } + // ********************************************************* Step 10: import blocks - if (mapArgs.count("-blocknotify")) - uiInterface.NotifyBlockTip.connect(BlockNotifyCallback); + if (!CheckDiskSpace()) + return false; - uiInterface.InitMessage(_("Activating best chain...")); - // 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)) - strErrors << "Failed to connect best block"; + // Either install a handler to notify us when genesis activates, or set fHaveGenesis directly. + // No locking, as this happens before any background thread is started. + if (chainActive.Tip() == nullptr) { + uiInterface.NotifyBlockTip.connect(BlockNotifyGenesisWait); + } else { + fHaveGenesis = true; + } - std::vector<boost::filesystem::path> vImportFiles; - if (mapArgs.count("-loadblock")) - { - BOOST_FOREACH(const std::string& strFile, mapMultiArgs["-loadblock"]) - vImportFiles.push_back(strFile); + if (gArgs.IsArgSet("-blocknotify")) + uiInterface.NotifyBlockTip.connect(BlockNotifyCallback); + + std::vector<fs::path> vImportFiles; + for (const std::string& strFile : gArgs.GetArgs("-loadblock")) { + vImportFiles.push_back(strFile); } + threadGroup.create_thread(boost::bind(&ThreadImport, vImportFiles)); - if (chainActive.Tip() == NULL) { - LogPrintf("Waiting for genesis block to be imported...\n"); - while (!fRequestShutdown && chainActive.Tip() == NULL) - MilliSleep(10); + + // Wait for genesis block to be processed + { + WaitableLock lock(cs_GenesisWait); + while (!fHaveGenesis) { + condvar_GenesisWait.wait(lock); + } + uiInterface.NotifyBlockTip.disconnect(BlockNotifyGenesisWait); } // ********************************************************* Step 11: start node - if (!CheckDiskSpace()) - return false; - - if (!strErrors.str().empty()) - return InitError(strErrors.str()); - - RandAddSeedPerfmon(); + int chain_active_height; //// debug print - LogPrintf("mapBlockIndex.size() = %u\n", mapBlockIndex.size()); - LogPrintf("nBestHeight = %d\n", chainActive.Height()); -#ifdef ENABLE_WALLET - LogPrintf("setKeyPool.size() = %u\n", pwalletMain ? pwalletMain->setKeyPool.size() : 0); - LogPrintf("mapWallet.size() = %u\n", pwalletMain ? pwalletMain->mapWallet.size() : 0); - LogPrintf("mapAddressBook.size() = %u\n", pwalletMain ? pwalletMain->mapAddressBook.size() : 0); -#endif + { + LOCK(cs_main); + LogPrintf("mapBlockIndex.size() = %u\n", mapBlockIndex.size()); + chain_active_height = chainActive.Height(); + } + LogPrintf("nBestHeight = %d\n", chain_active_height); - if (GetBoolArg("-listenonion", DEFAULT_LISTEN_ONION)) + if (gArgs.GetBoolArg("-listenonion", DEFAULT_LISTEN_ONION)) StartTorControl(threadGroup, scheduler); - StartNode(threadGroup, scheduler); + Discover(threadGroup); + + // Map ports with UPnP + MapPort(gArgs.GetBoolArg("-upnp", DEFAULT_UPNP)); + + CConnman::Options connOptions; + connOptions.nLocalServices = nLocalServices; + connOptions.nMaxConnections = nMaxConnections; + connOptions.nMaxOutbound = std::min(MAX_OUTBOUND_CONNECTIONS, connOptions.nMaxConnections); + connOptions.nMaxAddnode = MAX_ADDNODE_CONNECTIONS; + connOptions.nMaxFeeler = 1; + connOptions.nBestHeight = chain_active_height; + connOptions.uiInterface = &uiInterface; + connOptions.m_msgproc = peerLogic.get(); + connOptions.nSendBufferMaxSize = 1000*gArgs.GetArg("-maxsendbuffer", DEFAULT_MAXSENDBUFFER); + connOptions.nReceiveFloodSize = 1000*gArgs.GetArg("-maxreceivebuffer", DEFAULT_MAXRECEIVEBUFFER); + connOptions.m_added_nodes = gArgs.GetArgs("-addnode"); + + connOptions.nMaxOutboundTimeframe = nMaxOutboundTimeframe; + connOptions.nMaxOutboundLimit = nMaxOutboundLimit; + + for (const std::string& strBind : gArgs.GetArgs("-bind")) { + CService addrBind; + if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false)) { + return InitError(ResolveErrMsg("bind", strBind)); + } + connOptions.vBinds.push_back(addrBind); + } + for (const std::string& strBind : gArgs.GetArgs("-whitebind")) { + CService addrBind; + if (!Lookup(strBind.c_str(), addrBind, 0, false)) { + return InitError(ResolveErrMsg("whitebind", strBind)); + } + if (addrBind.GetPort() == 0) { + return InitError(strprintf(_("Need to specify a port with -whitebind: '%s'"), strBind)); + } + connOptions.vWhiteBinds.push_back(addrBind); + } - // Monitor the chain, and alert if we get blocks much quicker or slower than expected - int64_t nPowTargetSpacing = Params().GetConsensus().nPowTargetSpacing; - CScheduler::Function f = boost::bind(&PartitionCheck, &IsInitialBlockDownload, - boost::ref(cs_main), boost::cref(pindexBestHeader), nPowTargetSpacing); - scheduler.scheduleEvery(f, nPowTargetSpacing); + for (const auto& net : gArgs.GetArgs("-whitelist")) { + CSubNet subnet; + LookupSubNet(net.c_str(), subnet); + if (!subnet.IsValid()) + return InitError(strprintf(_("Invalid netmask specified in -whitelist: '%s'"), net)); + connOptions.vWhitelistedRange.push_back(subnet); + } - // Generate coins in the background - GenerateBitcoins(GetBoolArg("-gen", DEFAULT_GENERATE), GetArg("-genproclimit", DEFAULT_GENERATE_THREADS), chainparams); + connOptions.vSeedNodes = gArgs.GetArgs("-seednode"); + + // Initiate outbound connections unless connect=0 + connOptions.m_use_addrman_outgoing = !gArgs.IsArgSet("-connect"); + if (!connOptions.m_use_addrman_outgoing) { + const auto connect = gArgs.GetArgs("-connect"); + if (connect.size() != 1 || connect[0] != "0") { + connOptions.m_specified_outgoing = connect; + } + } + if (!connman.Start(scheduler, connOptions)) { + return false; + } // ********************************************************* Step 12: finished @@ -1622,13 +1713,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) uiInterface.InitMessage(_("Done loading")); #ifdef ENABLE_WALLET - if (pwalletMain) { - // Add wallet transactions that aren't already in a block to mapTransactions - pwalletMain->ReacceptWalletTransactions(); - - // Run a thread to flush wallet periodically - threadGroup.create_thread(boost::bind(&ThreadFlushWalletDB, boost::ref(pwalletMain->strWalletFile))); - } + StartWallets(scheduler); #endif return !fRequestShutdown; |