diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 153 |
1 files changed, 123 insertions, 30 deletions
diff --git a/src/init.cpp b/src/init.cpp index 4d9c233c8..3c3b3fb23 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -19,6 +19,7 @@ #include "net.h" #include "rpcserver.h" #include "script/standard.h" +#include "scheduler.h" #include "txdb.h" #include "ui_interface.h" #include "util.h" @@ -52,7 +53,7 @@ bool fFeeEstimatesInitialized = false; #ifdef WIN32 // Win32 LevelDB doesn't use filedescriptors, and the ones used for -// accessing block files, don't count towards to fd_set size limit +// accessing block files don't count towards the fd_set size limit // anyway. #define MIN_CORE_FILEDESCRIPTORS 0 #else @@ -68,7 +69,7 @@ enum BindFlags { }; static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat"; -CClientUIInterface uiInterface; +CClientUIInterface uiInterface; // Declared but not defined in ui_interface.h ////////////////////////////////////////////////////////////////////////////// // @@ -123,7 +124,7 @@ public: LogPrintf("Error reading from database: %s\n", e.what()); // Starting the shutdown sequence and returning false to the caller would be // interpreted as 'entry not found' (as opposed to unable to read data), and - // could lead to invalid interpration. Just exit immediately, as we can't + // could lead to invalid interpretation. Just exit immediately, as we can't // continue anyway, and all writes should be atomic. abort(); } @@ -194,6 +195,7 @@ void Shutdown() delete pwalletMain; pwalletMain = NULL; #endif + ECC_Stop(); LogPrintf("%s: done\n", __func__); } @@ -275,7 +277,10 @@ std::string HelpMessage(HelpMessageMode mode) #ifndef WIN32 strUsage += HelpMessageOpt("-pid=<file>", strprintf(_("Specify pid file (default: %s)"), "bitcoind.pid")); #endif - strUsage += HelpMessageOpt("-reindex", _("Rebuild block chain index from current blk000??.dat files") + " " + _("on startup")); + strUsage += HelpMessageOpt("-prune=<n>", strprintf(_("Reduce storage requirements by pruning (deleting) old blocks. This mode disables wallet support and is incompatible with -txindex. " + "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")); #if !defined(WIN32) strUsage += HelpMessageOpt("-sysperms", _("Create new files with system default permissions, instead of umask 077 (only effective with disabled wallet functionality)")); #endif @@ -301,6 +306,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-permitbaremultisig", strprintf(_("Relay non-P2SH multisig (default: %u)"), 1)); strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), 8333, 18333)); strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy")); + strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), 1)); strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect")); strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT)); #ifdef USE_UPNP @@ -328,7 +334,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-sendfreetransactions", strprintf(_("Send transactions as zero-fee transactions if possible (default: %u)"), 0)); strUsage += HelpMessageOpt("-spendzeroconfchange", strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"), 1)); strUsage += HelpMessageOpt("-txconfirmtarget=<n>", strprintf(_("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)"), 1)); - strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees to use in a single wallet transaction, setting too low may abort large transactions (default: %s)"), + strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees to use in a single wallet transaction; setting this too low may abort large transactions (default: %s)"), FormatMoney(maxTxFee))); strUsage += HelpMessageOpt("-upgradewallet", _("Upgrade wallet to latest format") + " " + _("on startup")); strUsage += HelpMessageOpt("-wallet=<file>", _("Specify wallet file (within data directory)") + " " + strprintf(_("(default: %s)"), "wallet.dat")); @@ -351,7 +357,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-flushwallet", strprintf(_("Run a thread to flush wallet periodically (default: %u)"), 1)); strUsage += HelpMessageOpt("-stopafterblockimport", strprintf(_("Stop running after importing blocks from disk (default: %u)"), 0)); } - string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, mempool, net"; // Don't translate these and qt below + string debugCategories = "addrman, alert, bench, coindb, db, lock, rand, rpc, selectcoins, mempool, net, proxy, prune"; // 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) + ". " + @@ -365,8 +371,8 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-logtimestamps", strprintf(_("Prepend debug output with timestamp (default: %u)"), 1)); if (GetBoolArg("-help-debug", false)) { - strUsage += HelpMessageOpt("-limitfreerelay=<n>", strprintf(_("Continuously rate-limit free transactions to <n>*1000 bytes per minute (default:%u)"), 15)); - strUsage += HelpMessageOpt("-relaypriority", strprintf(_("Require high priority for relaying free or low-fee transactions (default:%u)"), 1)); + strUsage += HelpMessageOpt("-limitfreerelay=<n>", strprintf(_("Continuously rate-limit free transactions to <n>*1000 bytes per minute (default: %u)"), 15)); + strUsage += HelpMessageOpt("-relaypriority", strprintf(_("Require high priority for relaying free or low-fee transactions (default: %u)"), 1)); strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf(_("Limit size of signature cache to <n> entries (default: %u)"), 50000)); } strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in BTC/Kb) smaller than this are considered zero fee for relaying (default: %s)"), FormatMoney(::minRelayTxFee.GetFeePerK()))); @@ -457,10 +463,33 @@ struct CImportingNow } }; + +// If we're using -prune with -reindex, then delete block files that will be ignored by the +// reindex. Since reindexing works by starting at block file 0 and looping until a blockfile +// is missing, and since pruning works by deleting the oldest block file first, just check +// for block file 0, and if it doesn't exist, delete all the block files in the +// directory (since they won't be read by the reindex but will take up disk space). +void DeleteAllBlockFiles() +{ + if (boost::filesystem::exists(GetBlockPosFilename(CDiskBlockPos(0, 0), "blk"))) + return; + + LogPrintf("Removing all blk?????.dat and rev?????.dat files for -reindex with -prune\n"); + boost::filesystem::path blocksdir = GetDataDir() / "blocks"; + for (boost::filesystem::directory_iterator it(blocksdir); it != boost::filesystem::directory_iterator(); it++) { + if (is_regular_file(*it)) { + if ((it->path().filename().string().length() == 12) && + (it->path().filename().string().substr(8,4) == ".dat") && + ((it->path().filename().string().substr(0,3) == "blk") || + (it->path().filename().string().substr(0,3) == "rev"))) + boost::filesystem::remove(it->path()); + } + } +} + void ThreadImport(std::vector<boost::filesystem::path> vImportFiles) { RenameThread("bitcoin-loadblk"); - // -reindex if (fReindex) { CImportingNow imp; @@ -536,7 +565,7 @@ bool InitSanityCheck(void) /** Initialize bitcoin. * @pre Parameters should be parsed and config file should be read. */ -bool AppInit2(boost::thread_group& threadGroup) +bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) { // ********************************************************* Step 1: setup #ifdef _MSC_VER @@ -673,6 +702,21 @@ bool AppInit2(boost::thread_group& threadGroup) if (nFD - MIN_CORE_FILEDESCRIPTORS < nMaxConnections) nMaxConnections = nFD - MIN_CORE_FILEDESCRIPTORS; + // if using block pruning, then disable txindex + // also disable the wallet (for now, until SPV support is implemented in wallet) + if (GetArg("-prune", 0)) { + if (GetBoolArg("-txindex", false)) + return InitError(_("Prune mode is incompatible with -txindex.")); +#ifdef ENABLE_WALLET + if (!GetBoolArg("-disablewallet", false)) { + if (SoftSetBoolArg("-disablewallet", true)) + LogPrintf("%s : parameter interaction: -prune -> setting -disablewallet=1\n", __func__); + else + return InitError(_("Can't run with a wallet in prune mode.")); + } +#endif + } + // ********************************************************* Step 3: parameter-to-internal-flags fDebug = !mapMultiArgs["-debug"].empty(); @@ -697,7 +741,7 @@ bool AppInit2(boost::thread_group& threadGroup) // Checkmempool and checkblockindex default to true in regtest mode mempool.setSanityCheck(GetBoolArg("-checkmempool", chainparams.DefaultConsistencyChecks())); fCheckBlockIndex = GetBoolArg("-checkblockindex", chainparams.DefaultConsistencyChecks()); - Checkpoints::fEnabled = GetBoolArg("-checkpoints", true); + fCheckpointsEnabled = GetBoolArg("-checkpoints", true); // -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency nScriptCheckThreads = GetArg("-par", DEFAULT_SCRIPTCHECK_THREADS); @@ -709,6 +753,21 @@ bool AppInit2(boost::thread_group& threadGroup) nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS; fServer = GetBoolArg("-server", false); + + // block pruning; get the amount of disk space (in MB) to allot for block & undo files + int64_t nSignedPruneTarget = GetArg("-prune", 0) * 1024 * 1024; + if (nSignedPruneTarget < 0) { + return InitError(_("Prune cannot be configured with a negative value.")); + } + nPruneTarget = (uint64_t) nSignedPruneTarget; + if (nPruneTarget) { + if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) { + return InitError(strprintf(_("Prune configured below the minimum of %d MB. Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024)); + } + LogPrintf("Prune configured to target %uMiB on disk for block and undo files.\n", nPruneTarget / 1024 / 1024); + fPruneMode = true; + } + #ifdef ENABLE_WALLET bool fDisableWallet = GetBoolArg("-disablewallet", false); #endif @@ -776,17 +835,20 @@ bool AppInit2(boost::thread_group& threadGroup) } } nTxConfirmTarget = GetArg("-txconfirmtarget", 1); - bSpendZeroConfChange = GetArg("-spendzeroconfchange", true); - fSendFreeTransactions = GetArg("-sendfreetransactions", false); + bSpendZeroConfChange = GetBoolArg("-spendzeroconfchange", true); + fSendFreeTransactions = GetBoolArg("-sendfreetransactions", false); std::string strWalletFile = GetArg("-wallet", "wallet.dat"); #endif // ENABLE_WALLET - fIsBareMultisigStd = GetArg("-permitbaremultisig", true) != 0; + fIsBareMultisigStd = GetBoolArg("-permitbaremultisig", true); nMaxDatacarrierBytes = GetArg("-datacarriersize", nMaxDatacarrierBytes); // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log + // Initialize elliptic curve code + ECC_Start(); + // Sanity check if (!InitSanityCheck()) return InitError(_("Initialization sanity check failed. Bitcoin Core is shutting down.")); @@ -829,6 +891,10 @@ bool AppInit2(boost::thread_group& threadGroup) threadGroup.create_thread(&ThreadScriptCheck); } + // Start the lightweight task scheduler thread + CScheduler::Function serviceLoop = boost::bind(&CScheduler::serviceQueue, &scheduler); + threadGroup.create_thread(boost::bind(&TraceThread<CScheduler::Function>, "scheduler", serviceLoop)); + /* 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 @@ -891,10 +957,10 @@ bool AppInit2(boost::thread_group& threadGroup) } } - CService addrProxy; + proxyType addrProxy; bool fProxy = false; if (mapArgs.count("-proxy")) { - addrProxy = CService(mapArgs["-proxy"], 9050); + addrProxy = proxyType(CService(mapArgs["-proxy"], 9050), GetBoolArg("-proxyrandomize", true)); if (!addrProxy.IsValid()) return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"])); @@ -904,14 +970,14 @@ bool AppInit2(boost::thread_group& threadGroup) fProxy = true; } - // -onion can override normal proxy, -noonion disables tor entirely + // -onion can override normal proxy, -noonion disables connecting to .onion entirely if (!(mapArgs.count("-onion") && mapArgs["-onion"] == "0") && (fProxy || mapArgs.count("-onion"))) { - CService addrOnion; + proxyType addrOnion; if (!mapArgs.count("-onion")) addrOnion = addrProxy; else - addrOnion = CService(mapArgs["-onion"], 9050); + addrOnion = proxyType(CService(mapArgs["-onion"], 9050), GetBoolArg("-proxyrandomize", true)); if (!addrOnion.IsValid()) return InitError(strprintf(_("Invalid -onion address: '%s'"), mapArgs["-onion"])); SetProxy(NET_TOR, addrOnion); @@ -995,18 +1061,20 @@ bool AppInit2(boost::thread_group& threadGroup) } // cache size calculations - size_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20); - if (nTotalCache < (nMinDbCache << 20)) - nTotalCache = (nMinDbCache << 20); // total cache cannot be less than nMinDbCache - else if (nTotalCache > (nMaxDbCache << 20)) - nTotalCache = (nMaxDbCache << 20); // total cache cannot be greater than nMaxDbCache - size_t nBlockTreeDBCache = nTotalCache / 8; + int64_t nTotalCache = (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 + int64_t nBlockTreeDBCache = nTotalCache / 8; if (nBlockTreeDBCache > (1 << 21) && !GetBoolArg("-txindex", false)) nBlockTreeDBCache = (1 << 21); // block tree db cache shouldn't be larger than 2 MiB nTotalCache -= nBlockTreeDBCache; - size_t nCoinDBCache = nTotalCache / 2; // use half of the remaining cache for coindb cache + int64_t nCoinDBCache = std::min(nTotalCache / 2, (nTotalCache / 4) + (1 << 23)); // use 25%-50% of the remainder for disk cache nTotalCache -= nCoinDBCache; - nCoinCacheSize = nTotalCache / 300; // coins in memory require around 300 bytes + nCoinCacheUsage = nTotalCache; // the rest goes to in-memory cache + 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)); bool fLoaded = false; while (!fLoaded) { @@ -1029,8 +1097,12 @@ bool AppInit2(boost::thread_group& threadGroup) pcoinscatcher = new CCoinsViewErrorCatcher(pcoinsdbview); pcoinsTip = new CCoinsViewCache(pcoinscatcher); - if (fReindex) + if (fReindex) { pblocktree->WriteReindexing(true); + //If we're reindexing in prune mode, wipe away all our block and undo data files + if (fPruneMode) + DeleteAllBlockFiles(); + } if (!LoadBlockIndex()) { strLoadError = _("Error loading block database"); @@ -1054,7 +1126,18 @@ bool AppInit2(boost::thread_group& threadGroup) break; } + // Check for changed -prune state. What we are concerned about is a user who has pruned blocks + // in the past, but is now trying to run unpruned. + if (fHavePruned && !fPruneMode) { + strLoadError = _("You need to rebuild the database using -reindex to go back to unpruned mode. This will redownload the entire blockchain"); + break; + } + uiInterface.InitMessage(_("Verifying blocks...")); + if (fHavePruned && GetArg("-checkblocks", 288) > 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", 288)); + } if (!CVerifyDB().VerifyDB(pcoinsdbview, GetArg("-checklevel", 3), GetArg("-checkblocks", 288))) { strLoadError = _("Corrupted block database detected"); @@ -1105,6 +1188,15 @@ bool AppInit2(boost::thread_group& threadGroup) mempool.ReadFeeEstimates(est_filein); fFeeEstimatesInitialized = true; + // if prune mode, unset NODE_NETWORK and prune block files + if (fPruneMode) { + LogPrintf("Unsetting NODE_NETWORK on prune mode\n"); + nLocalServices &= ~NODE_NETWORK; + if (!fReindex) { + PruneAndFlush(); + } + } + // ********************************************************* Step 8: load wallet #ifdef ENABLE_WALLET if (fDisableWallet) { @@ -1243,13 +1335,14 @@ bool AppInit2(boost::thread_group& threadGroup) pwalletMain->SetBroadcastTransactions(GetBoolArg("-walletbroadcast", true)); } // (!fDisableWallet) #else // ENABLE_WALLET - LogPrintf("No wallet compiled in!\n"); + LogPrintf("No wallet support compiled in!\n"); #endif // !ENABLE_WALLET // ********************************************************* Step 9: import blocks if (mapArgs.count("-blocknotify")) uiInterface.NotifyBlockTip.connect(BlockNotifyCallback); + 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)) @@ -1287,7 +1380,7 @@ bool AppInit2(boost::thread_group& threadGroup) LogPrintf("mapAddressBook.size() = %u\n", pwalletMain ? pwalletMain->mapAddressBook.size() : 0); #endif - StartNode(threadGroup); + StartNode(threadGroup, scheduler); #ifdef ENABLE_WALLET // Generate coins in the background |