diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 152 |
1 files changed, 90 insertions, 62 deletions
diff --git a/src/init.cpp b/src/init.cpp index 1a500792a..73f885a1b 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -19,10 +19,11 @@ #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/policy.h" #include "rpc/server.h" #include "rpc/register.h" @@ -207,6 +208,7 @@ void Shutdown() StopTorControl(); UnregisterNodeSignals(GetNodeSignals()); + DumpMempool(); if (fFeeEstimatesInitialized) { @@ -359,13 +361,13 @@ std::string HelpMessage(HelpMessageMode mode) 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); -noconnect or -connect=0 alone to disable automatic connections")); 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/-noconnect)")); strUsage += HelpMessageOpt("-externalip=<ip>", _("Specify your own public address")); strUsage += HelpMessageOpt("-forcednsseed", strprintf(_("Always query for peer addresses via DNS lookup (default: %u)"), DEFAULT_FORCEDNSSEED)); - strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect)")); + strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect/-noconnect)")); strUsage += HelpMessageOpt("-listenonion", strprintf(_("Automatically create Tor hidden service (default: %d)"), DEFAULT_LISTEN_ONION)); strUsage += HelpMessageOpt("-maxconnections=<n>", strprintf(_("Maintain at most <n> connections to peers (default: %u)"), DEFAULT_MAX_PEER_CONNECTIONS)); strUsage += HelpMessageOpt("-maxreceivebuffer=<n>", strprintf(_("Maximum per-connection receive buffer, <n>*1000 bytes (default: %u)"), DEFAULT_MAXRECEIVEBUFFER)); @@ -378,6 +380,7 @@ std::string HelpMessage(HelpMessageMode mode) 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("-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("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(>0) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION)); strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect")); strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT)); strUsage += HelpMessageOpt("-torcontrol=<ip>:<port>", strprintf(_("Tor control port to use if onion listening enabled (default: %s)"), DEFAULT_TOR_CONTROL)); @@ -390,7 +393,7 @@ 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("-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)); @@ -600,6 +603,8 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) { const CChainParams& chainparams = Params(); RenameThread("bitcoin-loadblk"); + + { CImportingNow imp; // -reindex @@ -659,6 +664,8 @@ void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) LogPrintf("Stopping after block import\n"); StartShutdown(); } + } // End scope of CImportingNow + LoadMempool(); } /** Sanity checks @@ -746,23 +753,10 @@ void InitParameterInteraction() 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__); - } - - // -zapwallettx implies a rescan - if (GetBoolArg("-zapwallettxes", false)) { - if (SoftSetBoolArg("-rescan", true)) - LogPrintf("%s: parameter interaction: -zapwallettxes=<mode> -> setting -rescan=1\n", __func__); - } - - // disable walletbroadcast and whitelistrelay in blocksonly mode + // disable whitelistrelay in blocksonly mode if (GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY)) { if (SoftSetBoolArg("-whitelistrelay", false)) LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -whitelistrelay=0\n", __func__); - // walletbroadcast is disabled in CWallet::ParameterInteraction() } // Forcing relay from whitelisted hosts implies we will accept relays from them in the first place. @@ -788,10 +782,17 @@ void InitLogging() 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 + +ServiceFlags nRelevantServices = NODE_NETWORK; +int nMaxConnections; +int nUserMaxConnections; +int nFD; +ServiceFlags nLocalServices = NODE_NETWORK; + +} + +bool AppInitBasicSetup() { // ********************************************************* Step 1: setup #ifdef _MSC_VER @@ -843,9 +844,13 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly signal(SIGPIPE, SIG_IGN); #endif + return true; +} - // ********************************************************* Step 2: parameter interactions +bool AppInitParameterInteraction() +{ const CChainParams& chainparams = Params(); + // ********************************************************* Step 2: parameter interactions // also see: InitParameterInteraction() @@ -856,13 +861,15 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) } // 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 nMaxConnections = std::max(nUserMaxConnections, 0); + int nBind = std::max( + (mapMultiArgs.count("-bind") ? mapMultiArgs.at("-bind").size() : 0) + + (mapMultiArgs.count("-whitebind") ? mapMultiArgs.at("-whitebind").size() : 0), size_t(1)); + nUserMaxConnections = 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); + nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS); if (nFD < MIN_CORE_FILEDESCRIPTORS) return InitError(_("Not enough file descriptors available.")); nMaxConnections = std::min(nFD - MIN_CORE_FILEDESCRIPTORS, nMaxConnections); @@ -920,8 +927,6 @@ 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) { @@ -960,8 +965,8 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) ::minRelayTxFee = CFeeRate(n); } - fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !Params().RequireStandard()); - if (Params().RequireStandard() && !fRequireStandard) + fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !chainparams.RequireStandard()); + if (chainparams.RequireStandard() && !fRequireStandard) return InitError(strprintf("acceptnonstdtxn is not currently supported for %s chain", chainparams.NetworkIDString())); nBytesPerSigOp = GetArg("-bytespersigop", nBytesPerSigOp); @@ -977,12 +982,12 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // Option to startup with mocktime set (used for regression testing): SetMockTime(GetArg("-mocktime", 0)); // SetMockTime(0) is a no-op - ServiceFlags nLocalServices = NODE_NETWORK; - ServiceFlags nRelevantServices = NODE_NETWORK; - if (GetBoolArg("-peerbloomfilters", DEFAULT_PEERBLOOMFILTERS)) nLocalServices = ServiceFlags(nLocalServices | NODE_BLOOM); + if (GetArg("-rpcserialversion", DEFAULT_RPC_SERIALIZE_VERSION) < 0) + return InitError("rpcserialversion must be non-negative."); + nMaxTipAge = GetArg("-maxtipage", DEFAULT_MAX_TIP_AGE); fEnableReplacement = GetBoolArg("-mempoolreplacement", DEFAULT_ENABLE_REPLACEMENT); @@ -996,7 +1001,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) if (!mapMultiArgs["-bip9params"].empty()) { // Allow overriding BIP9 parameters for testing - if (!Params().MineBlocksOnDemand()) { + if (!chainparams.MineBlocksOnDemand()) { return InitError("BIP9 parameters may only be overridden on regtest."); } const vector<string>& deployments = mapMultiArgs["-bip9params"]; @@ -1028,17 +1033,11 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) } } } + return true; +} - // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log - - // Initialize elliptic curve code - ECC_Start(); - globalVerifyHandle.reset(new ECCVerifyHandle()); - - // Sanity check - if (!InitSanityCheck()) - return InitError(strprintf(_("Initialization sanity check failed. %s is shutting down."), _(PACKAGE_NAME))); - +static bool LockDataDirectory(bool probeOnly) +{ std::string strDataDir = GetDataDir().string(); // Make sure only a single Bitcoin process is using the data directory. @@ -1048,11 +1047,45 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) try { static boost::interprocess::file_lock lock(pathLockFile.string().c_str()); - if (!lock.try_lock()) + 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. %s is probably already running.") + " %s.", strDataDir, _(PACKAGE_NAME), e.what())); } + return true; +} + +bool AppInitSanityChecks() +{ + // ********************************************************* Step 4: sanity checks + + // Initialize elliptic curve code + 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 + return LockDataDirectory(true); +} + +bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) +{ + const CChainParams& chainparams = Params(); + // ********************************************************* Step 4a: application initialization + // 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; + } #ifndef WIN32 CreatePidFile(GetPidFile(), getpid()); @@ -1066,7 +1099,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) 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 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); @@ -1087,7 +1120,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) * that the server is there and will be ready later). Warmup mode will * be disabled when initialisation is finished. */ - if (fServer) + if (GetBoolArg("-server", false)) { uiInterface.InitMessage.connect(SetRPCWarmupStatus); if (!AppInitServers(threadGroup)) @@ -1102,6 +1135,10 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) 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. 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()))); @@ -1322,7 +1359,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) CleanupBlockRevFiles(); } - if (!LoadBlockIndex()) { + if (!LoadBlockIndex(chainparams)) { strLoadError = _("Error loading block database"); break; } @@ -1449,7 +1486,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) } } - if (Params().GetConsensus().vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) { + if (chainparams.GetConsensus().vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) { // Only advertize 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. @@ -1495,13 +1532,6 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) uiInterface.NotifyBlockTip.disconnect(BlockNotifyGenesisWait); } -#ifdef ENABLE_WALLET - // Add wallet transactions that aren't already in a block to mempool - // Do this here as mempool requires genesis block to be loaded - if (pwalletMain) - pwalletMain->ReacceptWalletTransactions(); -#endif - // ********************************************************* Step 11: start node //// debug print @@ -1539,10 +1569,8 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) uiInterface.InitMessage(_("Done loading")); #ifdef ENABLE_WALLET - if (pwalletMain) { - // Run a thread to flush wallet periodically - threadGroup.create_thread(boost::bind(&ThreadFlushWalletDB, boost::ref(pwalletMain->strWalletFile))); - } + if (pwalletMain) + pwalletMain->postInitProcess(threadGroup); #endif return !fRequestShutdown; |