diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 297 |
1 files changed, 180 insertions, 117 deletions
diff --git a/src/init.cpp b/src/init.cpp index e642729a99..246d5f340a 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2009-2015 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. @@ -65,8 +65,6 @@ #include "zmq/zmqnotificationinterface.h" #endif -using namespace std; - bool fFeeEstimatesInitialized = false; static const bool DEFAULT_PROXYRANDOMIZE = true; static const bool DEFAULT_REST_ENABLE = false; @@ -120,16 +118,13 @@ static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat"; // 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. // std::atomic<bool> fRequestShutdown(false); +std::atomic<bool> fDumpMempoolLater(false); void StartShutdown() { @@ -176,6 +171,8 @@ void Interrupt(boost::thread_group& threadGroup) InterruptRPC(); InterruptREST(); InterruptTorControl(); + if (g_connman) + g_connman->Interrupt(); threadGroup.interrupt_all(); } @@ -187,7 +184,7 @@ 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. @@ -209,7 +206,8 @@ void Shutdown() StopTorControl(); UnregisterNodeSignals(GetNodeSignals()); - DumpMempool(); + if (fDumpMempoolLater) + DumpMempool(); if (fFeeEstimatesInitialized) { @@ -306,10 +304,10 @@ void OnRPCStopped() void OnRPCPreCommand(const CRPCCommand& cmd) { // Observe safe mode - string strWarning = GetWarnings("rpc"); + std::string strWarning = GetWarnings("rpc"); if (strWarning != "" && !GetBoolArg("-disablesafemode", DEFAULT_DISABLE_SAFEMODE) && !cmd.okSafeMode) - throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, string("Safe mode: ") + strWarning); + throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, std::string("Safe mode: ") + strWarning); } std::string HelpMessage(HelpMessageMode mode) @@ -318,15 +316,14 @@ std::string HelpMessage(HelpMessageMode mode) // 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:")); + 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)"), Params(CBaseChainParams::MAIN).GetConsensus().defaultAssumeValid.GetHex(), Params(CBaseChainParams::TESTNET).GetConsensus().defaultAssumeValid.GetHex())); strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), BITCOIN_CONF_FILENAME)); if (mode == HMM_BITCOIND) { @@ -342,14 +339,15 @@ std::string HelpMessage(HelpMessageMode mode) 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)); + 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)); + "(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 @@ -416,6 +414,8 @@ std::string HelpMessage(HelpMessageMode mode) 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)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks())); strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks())); strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", DEFAULT_CHECKPOINTS_ENABLED)); @@ -430,7 +430,7 @@ std::string HelpMessage(HelpMessageMode mode) 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("-bip9params=deployment:start:end", "Use given start/end times for specified BIP9 deployment (regtest-only)"); } - string debugCategories = "addrman, alert, bench, cmpctblock, coindb, db, http, libevent, lock, mempool, mempoolrej, net, proxy, prune, rand, reindex, rpc, selectcoins, tor, zmq"; // Don't translate these and qt below + std::string debugCategories = "addrman, alert, bench, cmpctblock, coindb, db, http, leveldb, libevent, lock, mempool, mempoolrej, net, proxy, prune, rand, reindex, rpc, selectcoins, 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) + ". " + @@ -444,8 +444,6 @@ std::string HelpMessage(HelpMessageMode mode) { strUsage += HelpMessageOpt("-logtimemicros", strprintf("Add microsecond precision to debug timestamps (default: %u)", DEFAULT_LOGTIMEMICROS)); strUsage += HelpMessageOpt("-mocktime=<n>", "Replace actual time with <n> seconds since epoch (default: 0)"); - 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("-maxtipage=<n>", strprintf("Maximum tip age in seconds to consider node in initial block download (default: %u)", DEFAULT_MAX_TIP_AGE)); } @@ -456,15 +454,18 @@ std::string HelpMessage(HelpMessageMode mode) 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)); + 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) + if (showDebug) { strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", !Params(CBaseChainParams::TESTNET).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 about 1/3 of 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)); @@ -473,18 +474,18 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageGroup(_("Block creation options:")); strUsage += HelpMessageOpt("-blockmaxweight=<n>", strprintf(_("Set maximum BIP141 block weight (default: %d)"), DEFAULT_BLOCK_MAX_WEIGHT)); 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("-blockmintxfee=<amt>", strprintf(_("Set lowest fee rate (in %s/kB) for transactions to be included in block creation. (default: %s)"), CURRENCY_UNIT, FormatMoney(DEFAULT_BLOCK_MIN_TX_FEE))); if (showDebug) strUsage += HelpMessageOpt("-blockversion=<n>", "Override block version to test forking scenarios"); strUsage += HelpMessageGroup(_("RPC server options:")); strUsage += HelpMessageOpt("-server", _("Accept command line and JSON-RPC commands")); strUsage += HelpMessageOpt("-rest", strprintf(_("Accept public REST requests (default: %u)"), DEFAULT_REST_ENABLE)); - strUsage += HelpMessageOpt("-rpcbind=<addr>", _("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>$<HASH>. A canonical python script is included in share/rpcuser. This option can be specified multiple times")); + strUsage += HelpMessageOpt("-rpcauth=<userpw>", _("Username and hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<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)"), BaseParams(CBaseChainParams::MAIN).RPCPort(), BaseParams(CBaseChainParams::TESTNET).RPCPort())); strUsage += HelpMessageOpt("-rpcallowip=<ip>", _("Allow JSON-RPC connections from specified source. Valid for <ip> are a single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or a network/CIDR (e.g. 1.2.3.4/24). This option can be specified multiple times")); strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS)); @@ -566,15 +567,14 @@ struct CImportingNow // works correctly. void CleanupBlockRevFiles() { - using namespace boost::filesystem; - map<string, path> mapBlockFiles; + std::map<std::string, boost::filesystem::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++) { + boost::filesystem::path blocksdir = GetDataDir() / "blocks"; + for (boost::filesystem::directory_iterator it(blocksdir); it != boost::filesystem::directory_iterator(); it++) { if (is_regular_file(*it) && it->path().filename().string().length() == 12 && it->path().filename().string().substr(8,4) == ".dat") @@ -591,7 +591,7 @@ 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) { + BOOST_FOREACH(const PAIRTYPE(std::string, boost::filesystem::path)& item, mapBlockFiles) { if (atoi(item.first) == nContigCounter) { nContigCounter++; continue; @@ -667,6 +667,7 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) } } // End scope of CImportingNow LoadMempool(); + fDumpMempoolLater = !fRequestShutdown; } /** Sanity checks @@ -679,9 +680,15 @@ 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; } @@ -708,16 +715,16 @@ 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 (IsArgSet("-bind")) { if (SoftSetBoolArg("-listen", true)) LogPrintf("%s: parameter interaction: -bind set -> setting -listen=1\n", __func__); } - if (mapArgs.count("-whitebind")) { + if (IsArgSet("-whitebind")) { if (SoftSetBoolArg("-listen", true)) LogPrintf("%s: parameter interaction: -whitebind set -> setting -listen=1\n", __func__); } - if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) { + if (mapMultiArgs.count("-connect") && mapMultiArgs.at("-connect").size() > 0) { // when only connecting to trusted nodes, do not seed via DNS, or listen by default if (SoftSetBoolArg("-dnsseed", false)) LogPrintf("%s: parameter interaction: -connect set -> setting -dnsseed=0\n", __func__); @@ -725,7 +732,7 @@ void InitParameterInteraction() LogPrintf("%s: parameter interaction: -connect set -> setting -listen=0\n", __func__); } - if (mapArgs.count("-proxy")) { + if (IsArgSet("-proxy")) { // to protect privacy, do not listen by default if a default proxy server is specified if (SoftSetBoolArg("-listen", false)) LogPrintf("%s: parameter interaction: -proxy set -> setting -listen=0\n", __func__); @@ -748,7 +755,7 @@ void InitParameterInteraction() LogPrintf("%s: parameter interaction: -listen=0 -> setting -listenonion=0\n", __func__); } - if (mapArgs.count("-externalip")) { + if (IsArgSet("-externalip")) { // if an explicit public IP is specified, do not try to find others if (SoftSetBoolArg("-discover", false)) LogPrintf("%s: parameter interaction: -externalip set -> setting -discover=0\n", __func__); @@ -793,6 +800,19 @@ ServiceFlags nLocalServices = NODE_NETWORK; } +[[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 @@ -845,6 +865,9 @@ bool AppInitBasicSetup() // Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly signal(SIGPIPE, SIG_IGN); #endif + + std::set_new_handler(new_handler_terminate); + return true; } @@ -869,28 +892,30 @@ bool AppInitParameterInteraction() 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); - 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 - fDebug = !mapMultiArgs["-debug"].empty(); + fDebug = mapMultiArgs.count("-debug"); // 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; + if (fDebug) { + const std::vector<std::string>& categories = mapMultiArgs.at("-debug"); + if (GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), std::string("0")) != categories.end()) + fDebug = false; + } // Check for -debugnet if (GetBoolArg("-debugnet", false)) InitWarning(_("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 (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)) @@ -902,7 +927,7 @@ bool AppInitParameterInteraction() if (GetBoolArg("-whitelistalwaysrelay", false)) InitWarning(_("Unsupported argument -whitelistalwaysrelay ignored, use -whitelistrelay and/or -whitelistforcerelay.")); - if (mapArgs.count("-blockminsize")) + if (IsArgSet("-blockminsize")) InitWarning("Unsupported argument -blockminsize ignored."); // Checkmempool and checkblockindex default to true in regtest mode @@ -913,11 +938,26 @@ bool AppInitParameterInteraction() fCheckBlockIndex = GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks()); fCheckpointsEnabled = GetBoolArg("-checkpoints", DEFAULT_CHECKPOINTS_ENABLED); + hashAssumeValid = uint256S(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"); + // mempool limits int64_t nMempoolSizeMax = GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000; int64_t nMempoolSizeMin = 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 (IsArgSet("-incrementalrelayfee")) + { + CAmount n = 0; + if (!ParseMoney(GetArg("-incrementalrelayfee", ""), n)) + return InitError(AmountErrMsg("incrementalrelayfee", GetArg("-incrementalrelayfee", ""))); + incrementalRelayFee = CFeeRate(n); + } // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS); @@ -929,12 +969,16 @@ bool AppInitParameterInteraction() nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS; // 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 = 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)); } @@ -951,19 +995,43 @@ bool AppInitParameterInteraction() if (nConnectTimeout <= 0) nConnectTimeout = DEFAULT_CONNECT_TIMEOUT; - // Fee-per-kilobyte amount considered the same as "free" + // Fee-per-kilobyte amount required for mempool acceptance and relay // 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 + // 0-fee transactions. It should be set above the real // cost to you of processing a transaction. - if (mapArgs.count("-minrelaytxfee")) + if (IsArgSet("-minrelaytxfee")) { CAmount n = 0; - if (!ParseMoney(mapArgs["-minrelaytxfee"], n) || 0 == n) - return InitError(AmountErrMsg("minrelaytxfee", mapArgs["-minrelaytxfee"])); + if (!ParseMoney(GetArg("-minrelaytxfee", ""), n)) { + return InitError(AmountErrMsg("minrelaytxfee", GetArg("-minrelaytxfee", ""))); + } // High fee check is done afterward in CWallet::ParameterInteraction() ::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()); + } + + // Sanity check argument for min fee for including tx in block + // TODO: Harmonize which arguments need sanity checking and where that happens + if (IsArgSet("-blockmintxfee")) + { + CAmount n = 0; + if (!ParseMoney(GetArg("-blockmintxfee", ""), n)) + return InitError(AmountErrMsg("blockmintxfee", GetArg("-blockmintxfee", ""))); + } + + // Feerate used to define dust. Shouldn't be changed lightly as old + // implementations may inadvertently create non-standard transactions + if (IsArgSet("-dustrelayfee")) + { + CAmount n = 0; + if (!ParseMoney(GetArg("-dustrelayfee", ""), n) || 0 == n) + return InitError(AmountErrMsg("dustrelayfee", GetArg("-dustrelayfee", ""))); + dustRelayFee = CFeeRate(n); } fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !chainparams.RequireStandard()); @@ -995,7 +1063,7 @@ bool AppInitParameterInteraction() nMaxTipAge = GetArg("-maxtipage", DEFAULT_MAX_TIP_AGE); fEnableReplacement = GetBoolArg("-mempoolreplacement", DEFAULT_ENABLE_REPLACEMENT); - if ((!fEnableReplacement) && mapArgs.count("-mempoolreplacement")) { + if ((!fEnableReplacement) && IsArgSet("-mempoolreplacement")) { // Minimal effort at forwards compatibility std::string strReplacementModeList = GetArg("-mempoolreplacement", ""); // default is impossible std::vector<std::string> vstrReplacementModes; @@ -1003,12 +1071,12 @@ bool AppInitParameterInteraction() fEnableReplacement = (std::find(vstrReplacementModes.begin(), vstrReplacementModes.end(), "fee") != vstrReplacementModes.end()); } - if (!mapMultiArgs["-bip9params"].empty()) { + if (mapMultiArgs.count("-bip9params")) { // Allow overriding BIP9 parameters for testing if (!chainparams.MineBlocksOnDemand()) { return InitError("BIP9 parameters may only be overridden on regtest."); } - const vector<string>& deployments = mapMultiArgs["-bip9params"]; + const std::vector<std::string>& deployments = mapMultiArgs.at("-bip9params"); for (auto i : deployments) { std::vector<std::string> vDeploymentParams; boost::split(vDeploymentParams, i, boost::is_any_of(":")); @@ -1094,8 +1162,11 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) #ifndef WIN32 CreatePidFile(GetPidFile(), getpid()); #endif - if (GetBoolArg("-shrinkdebugfile", !fDebug)) + if (GetBoolArg("-shrinkdebugfile", !fDebug)) { + // 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(); @@ -1105,7 +1176,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) LogPrintf("Default data directory %s\n", GetDefaultDataDir().string()); LogPrintf("Using data directory %s\n", GetDataDir().string()); LogPrintf("Using config file %s\n", GetConfigFile(GetArg("-conf", BITCOIN_CONF_FILENAME)).string()); - LogPrintf("Using at most %i connections (%i file descriptors available)\n", nMaxConnections, nFD); + LogPrintf("Using at most %i automatic connections (%i file descriptors available)\n", nMaxConnections, nFD); InitSignatureCache(); @@ -1153,12 +1224,14 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) RegisterNodeSignals(GetNodeSignals()); // sanitize comments per BIP-0014, format user agent and check total size - std::vector<string> uacomments; - BOOST_FOREACH(string cmt, mapMultiArgs["-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)); + std::vector<std::string> uacomments; + if (mapMultiArgs.count("-uacomment")) { + BOOST_FOREACH(std::string cmt, mapMultiArgs.at("-uacomment")) + { + if (cmt != SanitizeString(cmt, SAFE_CHARS_UA_COMMENT)) + return InitError(strprintf(_("User Agent comment (%s) contains unsafe characters."), cmt)); + uacomments.push_back(cmt); + } } strSubVersion = FormatSubVersion(CLIENT_NAME, CLIENT_VERSION, uacomments); if (strSubVersion.size() > MAX_SUBVERSION_LENGTH) { @@ -1166,9 +1239,9 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) strSubVersion.size(), MAX_SUBVERSION_LENGTH)); } - if (mapArgs.count("-onlynet")) { + if (mapMultiArgs.count("-onlynet")) { std::set<enum Network> nets; - BOOST_FOREACH(const std::string& snet, mapMultiArgs["-onlynet"]) { + BOOST_FOREACH(const std::string& snet, mapMultiArgs.at("-onlynet")) { enum Network net = ParseNetwork(snet); if (net == NET_UNROUTABLE) return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet)); @@ -1181,8 +1254,8 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) } } - if (mapArgs.count("-whitelist")) { - BOOST_FOREACH(const std::string& net, mapMultiArgs["-whitelist"]) { + if (mapMultiArgs.count("-whitelist")) { + BOOST_FOREACH(const std::string& net, mapMultiArgs.at("-whitelist")) { CSubNet subnet; LookupSubNet(net.c_str(), subnet); if (!subnet.IsValid()) @@ -1191,16 +1264,23 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) } } + // Check for host lookup allowed before parsing any network related parameters + fNameLookup = GetBoolArg("-dns", DEFAULT_NAME_LOOKUP); + bool proxyRandomize = 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", ""); SetLimited(NET_TOR); if (proxyArg != "" && proxyArg != "0") { - CService resolved(LookupNumeric(proxyArg.c_str(), 9050)); - proxyType addrProxy = proxyType(resolved, 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); @@ -1217,10 +1297,13 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) if (onionArg == "0") { // Handle -noonion/-onion=0 SetLimited(NET_TOR); // set onions as unreachable } else { - CService resolved(LookupNumeric(onionArg.c_str(), 9050)); - proxyType addrOnion = proxyType(resolved, 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); SetLimited(NET_TOR, false); } @@ -1229,19 +1312,20 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) // 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); fRelayTxes = !GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY); if (fListen) { bool fBound = false; - if (mapArgs.count("-bind") || mapArgs.count("-whitebind")) { - BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-bind"]) { + if (mapMultiArgs.count("-bind")) { + BOOST_FOREACH(const std::string& strBind, mapMultiArgs.at("-bind")) { CService addrBind; if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false)) return InitError(ResolveErrMsg("bind", strBind)); fBound |= Bind(connman, addrBind, (BF_EXPLICIT | BF_REPORT_ERROR)); } - BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-whitebind"]) { + } + if (mapMultiArgs.count("-whitebind")) { + BOOST_FOREACH(const std::string& strBind, mapMultiArgs.at("-whitebind")) { CService addrBind; if (!Lookup(strBind.c_str(), addrBind, 0, false)) return InitError(ResolveErrMsg("whitebind", strBind)); @@ -1250,7 +1334,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) fBound |= Bind(connman, addrBind, (BF_EXPLICIT | BF_REPORT_ERROR | BF_WHITELIST)); } } - else { + if (!mapMultiArgs.count("-bind") && !mapMultiArgs.count("-whitebind")) { struct in_addr inaddr_any; inaddr_any.s_addr = INADDR_ANY; fBound |= Bind(connman, CService(in6addr_any, GetListenPort()), BF_NONE); @@ -1260,8 +1344,8 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) 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"]) { + if (mapMultiArgs.count("-externalip")) { + BOOST_FOREACH(const std::string& strAddr, mapMultiArgs.at("-externalip")) { CService addrLocal; if (Lookup(strAddr.c_str(), addrLocal, GetListenPort(), fNameLookup) && addrLocal.IsValid()) AddLocal(addrLocal, LOCAL_MANUAL); @@ -1270,11 +1354,13 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) } } - BOOST_FOREACH(const std::string& strDest, mapMultiArgs["-seednode"]) - connman.AddOneShot(strDest); + if (mapMultiArgs.count("-seednode")) { + BOOST_FOREACH(const std::string& strDest, mapMultiArgs.at("-seednode")) + connman.AddOneShot(strDest); + } #if ENABLE_ZMQ - pzmqNotificationInterface = CZMQNotificationInterface::CreateWithArguments(mapArgs); + pzmqNotificationInterface = CZMQNotificationInterface::Create(); if (pzmqNotificationInterface) { RegisterValidationInterface(pzmqNotificationInterface); @@ -1283,7 +1369,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) uint64_t nMaxOutboundLimit = 0; //unlimited unless -maxuploadtarget is set uint64_t nMaxOutboundTimeframe = MAX_UPLOAD_TIMEFRAME; - if (mapArgs.count("-maxuploadtarget")) { + if (IsArgSet("-maxuploadtarget")) { nMaxOutboundLimit = GetArg("-maxuploadtarget", DEFAULT_MAX_UPLOAD_TARGET)*1024*1024; } @@ -1292,32 +1378,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) fReindex = GetBoolArg("-reindex", false); bool fReindexChainState = GetBoolArg("-reindex-chainstate", 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; - } - } + boost::filesystem::create_directories(GetDataDir() / "blocks"); // cache size calculations int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20); @@ -1330,10 +1391,11 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) 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 = 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) { @@ -1491,7 +1553,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) } if (chainparams.GetConsensus().vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) { - // Only advertize witness capabilities if they have a reasonable start time. + // 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 @@ -1515,13 +1577,13 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) fHaveGenesis = true; } - if (mapArgs.count("-blocknotify")) + if (IsArgSet("-blocknotify")) uiInterface.NotifyBlockTip.connect(BlockNotifyCallback); std::vector<boost::filesystem::path> vImportFiles; - if (mapArgs.count("-loadblock")) + if (mapMultiArgs.count("-loadblock")) { - BOOST_FOREACH(const std::string& strFile, mapMultiArgs["-loadblock"]) + BOOST_FOREACH(const std::string& strFile, mapMultiArgs.at("-loadblock")) vImportFiles.push_back(strFile); } @@ -1555,6 +1617,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) connOptions.nRelevantServices = nRelevantServices; connOptions.nMaxConnections = nMaxConnections; connOptions.nMaxOutbound = std::min(MAX_OUTBOUND_CONNECTIONS, connOptions.nMaxConnections); + connOptions.nMaxAddnode = MAX_ADDNODE_CONNECTIONS; connOptions.nMaxFeeler = 1; connOptions.nBestHeight = chainActive.Height(); connOptions.uiInterface = &uiInterface; @@ -1564,7 +1627,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) connOptions.nMaxOutboundTimeframe = nMaxOutboundTimeframe; connOptions.nMaxOutboundLimit = nMaxOutboundLimit; - if(!connman.Start(threadGroup, scheduler, strNodeError, connOptions)) + if (!connman.Start(scheduler, strNodeError, connOptions)) return InitError(strNodeError); // ********************************************************* Step 12: finished @@ -1574,7 +1637,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) #ifdef ENABLE_WALLET if (pwalletMain) - pwalletMain->postInitProcess(threadGroup); + pwalletMain->postInitProcess(scheduler); #endif return !fRequestShutdown; |