1004 lines
41 KiB
C++
1004 lines
41 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2012 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "init.h"
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#include "main.h"
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#include "core.h"
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#include "chainparams.h"
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#include "txdb.h"
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#include "walletdb.h"
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#include "bitcoinrpc.h"
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#include "net.h"
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#include "util.h"
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#include "miner.h"
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#include "ui_interface.h"
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#include "checkpoints.h"
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#include <boost/filesystem.hpp>
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#include <boost/filesystem/fstream.hpp>
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#include <boost/filesystem/convenience.hpp>
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#include <boost/interprocess/sync/file_lock.hpp>
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#include <boost/algorithm/string/predicate.hpp>
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#include <openssl/crypto.h>
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#ifndef WIN32
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#include <signal.h>
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#endif
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using namespace std;
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using namespace boost;
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std::string strWalletFile;
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CWallet* pwalletMain;
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CClientUIInterface uiInterface;
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#ifdef WIN32
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// Win32 LevelDB doesn't use filedescriptors, and the ones used for
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// accessing block files, don't count towards to fd_set size limit
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// anyway.
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#define MIN_CORE_FILEDESCRIPTORS 0
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#else
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#define MIN_CORE_FILEDESCRIPTORS 150
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#endif
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// Used to pass flags to the Bind() function
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enum BindFlags {
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BF_NONE = 0,
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BF_EXPLICIT = (1U << 0),
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BF_REPORT_ERROR = (1U << 1)
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};
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//////////////////////////////////////////////////////////////////////////////
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//
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// Shutdown
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//
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//
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// Thread management and startup/shutdown:
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//
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// The network-processing threads are all part of a thread group
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// created by AppInit() or the Qt main() function.
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//
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// A clean exit happens when StartShutdown() or the SIGTERM
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// signal handler sets fRequestShutdown, which triggers
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// the DetectShutdownThread(), which interrupts the main thread group.
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// DetectShutdownThread() then exits, which causes AppInit() to
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// continue (it .joins the shutdown thread).
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// Shutdown() is then
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// called to clean up database connections, and stop other
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// threads that should only be stopped after the main network-processing
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// threads have exited.
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//
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// Note that if running -daemon the parent process returns from AppInit2
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// before adding any threads to the threadGroup, so .join_all() returns
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// immediately and the parent exits from main().
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//
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// Shutdown for Qt is very similar, only it uses a QTimer to detect
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// fRequestShutdown getting set, and then does the normal Qt
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// shutdown thing.
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//
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volatile bool fRequestShutdown = false;
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void StartShutdown()
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{
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fRequestShutdown = true;
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}
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bool ShutdownRequested()
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{
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return fRequestShutdown;
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}
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static CCoinsViewDB *pcoinsdbview;
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void Shutdown()
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{
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static CCriticalSection cs_Shutdown;
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TRY_LOCK(cs_Shutdown, lockShutdown);
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if (!lockShutdown) return;
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RenameThread("bitcoin-shutoff");
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nTransactionsUpdated++;
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StopRPCThreads();
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ShutdownRPCMining();
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bitdb.Flush(false);
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GenerateBitcoins(false, NULL);
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StopNode();
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{
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LOCK(cs_main);
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if (pwalletMain)
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pwalletMain->SetBestChain(CBlockLocator(pindexBest));
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if (pblocktree)
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pblocktree->Flush();
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if (pcoinsTip)
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pcoinsTip->Flush();
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delete pcoinsTip; pcoinsTip = NULL;
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delete pcoinsdbview; pcoinsdbview = NULL;
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delete pblocktree; pblocktree = NULL;
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}
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bitdb.Flush(true);
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boost::filesystem::remove(GetPidFile());
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UnregisterAllWallets();
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delete pwalletMain;
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}
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//
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// Signal handlers are very limited in what they are allowed to do, so:
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//
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void HandleSIGTERM(int)
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{
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fRequestShutdown = true;
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}
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void HandleSIGHUP(int)
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{
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fReopenDebugLog = true;
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}
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bool static InitError(const std::string &str)
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{
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uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR);
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return false;
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}
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bool static InitWarning(const std::string &str)
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{
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uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_WARNING);
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return true;
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}
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bool static Bind(const CService &addr, unsigned int flags) {
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if (!(flags & BF_EXPLICIT) && IsLimited(addr))
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return false;
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std::string strError;
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if (!BindListenPort(addr, strError)) {
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if (flags & BF_REPORT_ERROR)
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return InitError(strError);
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return false;
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}
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return true;
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}
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// Core-specific options shared between UI and daemon
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std::string HelpMessage()
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{
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string strUsage = _("Options:") + "\n";
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strUsage += " -? " + _("This help message") + "\n";
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strUsage += " -conf=<file> " + _("Specify configuration file (default: bitcoin.conf)") + "\n";
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strUsage += " -pid=<file> " + _("Specify pid file (default: bitcoind.pid)") + "\n";
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strUsage += " -gen " + _("Generate coins (default: 0)") + "\n";
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strUsage += " -datadir=<dir> " + _("Specify data directory") + "\n";
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strUsage += " -wallet=<file> " + _("Specify wallet file (within data directory)") + "\n";
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strUsage += " -dbcache=<n> " + _("Set database cache size in megabytes (default: 25)") + "\n";
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strUsage += " -timeout=<n> " + _("Specify connection timeout in milliseconds (default: 5000)") + "\n";
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strUsage += " -proxy=<ip:port> " + _("Connect through socks proxy") + "\n";
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strUsage += " -socks=<n> " + _("Select the version of socks proxy to use (4-5, default: 5)") + "\n";
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strUsage += " -tor=<ip:port> " + _("Use proxy to reach tor hidden services (default: same as -proxy)") + "\n";
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strUsage += " -dns " + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n";
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strUsage += " -port=<port> " + _("Listen for connections on <port> (default: 8333 or testnet: 18333)") + "\n";
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strUsage += " -maxconnections=<n> " + _("Maintain at most <n> connections to peers (default: 125)") + "\n";
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strUsage += " -addnode=<ip> " + _("Add a node to connect to and attempt to keep the connection open") + "\n";
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strUsage += " -connect=<ip> " + _("Connect only to the specified node(s)") + "\n";
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strUsage += " -seednode=<ip> " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n";
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strUsage += " -externalip=<ip> " + _("Specify your own public address") + "\n";
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strUsage += " -onlynet=<net> " + _("Only connect to nodes in network <net> (IPv4, IPv6 or Tor)") + "\n";
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strUsage += " -discover " + _("Discover own IP address (default: 1 when listening and no -externalip)") + "\n";
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strUsage += " -checkpoints " + _("Only accept block chain matching built-in checkpoints (default: 1)") + "\n";
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strUsage += " -listen " + _("Accept connections from outside (default: 1 if no -proxy or -connect)") + "\n";
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strUsage += " -bind=<addr> " + _("Bind to given address and always listen on it. Use [host]:port notation for IPv6") + "\n";
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strUsage += " -dnsseed " + _("Find peers using DNS lookup (default: 1 unless -connect)") + "\n";
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strUsage += " -banscore=<n> " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n";
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strUsage += " -bantime=<n> " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n";
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strUsage += " -maxreceivebuffer=<n> " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 5000)") + "\n";
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strUsage += " -maxsendbuffer=<n> " + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 1000)") + "\n";
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#ifdef USE_UPNP
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#if USE_UPNP
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strUsage += " -upnp " + _("Use UPnP to map the listening port (default: 1 when listening)") + "\n";
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#else
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strUsage += " -upnp " + _("Use UPnP to map the listening port (default: 0)") + "\n";
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#endif
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#endif
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strUsage += " -paytxfee=<amt> " + _("Fee per KB to add to transactions you send") + "\n";
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if (fHaveGUI)
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strUsage += " -server " + _("Accept command line and JSON-RPC commands") + "\n";
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#if !defined(WIN32)
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if (fHaveGUI)
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strUsage += " -daemon " + _("Run in the background as a daemon and accept commands") + "\n";
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#endif
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strUsage += " -testnet " + _("Use the test network") + "\n";
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strUsage += " -debug " + _("Output extra debugging information. Implies all other -debug* options") + "\n";
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strUsage += " -debugnet " + _("Output extra network debugging information") + "\n";
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strUsage += " -logtimestamps " + _("Prepend debug output with timestamp") + "\n";
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strUsage += " -shrinkdebugfile " + _("Shrink debug.log file on client startup (default: 1 when no -debug)") + "\n";
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strUsage += " -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n";
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strUsage += " -regtest " + _("Enter regression test mode, which uses a special chain in which blocks can be "
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"solved instantly. This is intended for regression testing tools and app development.") + "\n";
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#ifdef WIN32
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strUsage += " -printtodebugger " + _("Send trace/debug info to debugger") + "\n";
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#endif
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strUsage += " -rpcuser=<user> " + _("Username for JSON-RPC connections") + "\n";
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strUsage += " -rpcpassword=<pw> " + _("Password for JSON-RPC connections") + "\n";
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strUsage += " -rpcport=<port> " + _("Listen for JSON-RPC connections on <port> (default: 8332 or testnet: 18332)") + "\n";
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strUsage += " -rpcallowip=<ip> " + _("Allow JSON-RPC connections from specified IP address") + "\n";
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if (!fHaveGUI)
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strUsage += " -rpcconnect=<ip> " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n";
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strUsage += " -rpcthreads=<n> " + _("Set the number of threads to service RPC calls (default: 4)") + "\n";
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strUsage += " -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n";
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strUsage += " -walletnotify=<cmd> " + _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)") + "\n";
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strUsage += " -alertnotify=<cmd> " + _("Execute command when a relevant alert is received or we see a really long fork (%s in cmd is replaced by message)") + "\n";
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strUsage += " -upgradewallet " + _("Upgrade wallet to latest format") + "\n";
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strUsage += " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n";
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strUsage += " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n";
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strUsage += " -salvagewallet " + _("Attempt to recover private keys from a corrupt wallet.dat") + "\n";
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strUsage += " -checkblocks=<n> " + _("How many blocks to check at startup (default: 288, 0 = all)") + "\n";
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strUsage += " -checklevel=<n> " + _("How thorough the block verification is (0-4, default: 3)") + "\n";
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strUsage += " -txindex " + _("Maintain a full transaction index (default: 0)") + "\n";
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strUsage += " -loadblock=<file> " + _("Imports blocks from external blk000??.dat file") + "\n";
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strUsage += " -reindex " + _("Rebuild block chain index from current blk000??.dat files") + "\n";
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strUsage += " -par=<n> " + _("Set the number of script verification threads (up to 16, 0 = auto, <0 = leave that many cores free, default: 0)") + "\n";
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strUsage += "\n" + _("Block creation options:") + "\n";
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strUsage += " -blockminsize=<n> " + _("Set minimum block size in bytes (default: 0)") + "\n";
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strUsage += " -blockmaxsize=<n> " + _("Set maximum block size in bytes (default: 250000)") + "\n";
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strUsage += " -blockprioritysize=<n> " + _("Set maximum size of high-priority/low-fee transactions in bytes (default: 27000)") + "\n";
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strUsage += "\n" + _("SSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n";
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strUsage += " -rpcssl " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n";
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strUsage += " -rpcsslcertificatechainfile=<file.cert> " + _("Server certificate file (default: server.cert)") + "\n";
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strUsage += " -rpcsslprivatekeyfile=<file.pem> " + _("Server private key (default: server.pem)") + "\n";
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strUsage += " -rpcsslciphers=<ciphers> " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
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return strUsage;
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}
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struct CImportingNow
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{
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CImportingNow() {
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assert(fImporting == false);
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fImporting = true;
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}
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~CImportingNow() {
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assert(fImporting == true);
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fImporting = false;
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}
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};
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void ThreadImport(std::vector<boost::filesystem::path> vImportFiles)
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{
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RenameThread("bitcoin-loadblk");
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// -reindex
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if (fReindex) {
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CImportingNow imp;
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int nFile = 0;
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while (true) {
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CDiskBlockPos pos(nFile, 0);
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FILE *file = OpenBlockFile(pos, true);
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if (!file)
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break;
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printf("Reindexing block file blk%05u.dat...\n", (unsigned int)nFile);
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LoadExternalBlockFile(file, &pos);
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nFile++;
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}
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pblocktree->WriteReindexing(false);
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fReindex = false;
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printf("Reindexing finished\n");
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// To avoid ending up in a situation without genesis block, re-try initializing (no-op if reindexing worked):
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InitBlockIndex();
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}
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// hardcoded $DATADIR/bootstrap.dat
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filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
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if (filesystem::exists(pathBootstrap)) {
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FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
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if (file) {
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CImportingNow imp;
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filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
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printf("Importing bootstrap.dat...\n");
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LoadExternalBlockFile(file);
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RenameOver(pathBootstrap, pathBootstrapOld);
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}
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}
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// -loadblock=
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BOOST_FOREACH(boost::filesystem::path &path, vImportFiles) {
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FILE *file = fopen(path.string().c_str(), "rb");
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if (file) {
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CImportingNow imp;
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printf("Importing %s...\n", path.string().c_str());
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LoadExternalBlockFile(file);
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}
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}
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}
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/** Initialize bitcoin.
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* @pre Parameters should be parsed and config file should be read.
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*/
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bool AppInit2(boost::thread_group& threadGroup)
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{
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// ********************************************************* Step 1: setup
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#ifdef _MSC_VER
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// Turn off Microsoft heap dump noise
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_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
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_CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
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#endif
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#if _MSC_VER >= 1400
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// Disable confusing "helpful" text message on abort, Ctrl-C
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_set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
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#endif
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#ifdef WIN32
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// Enable Data Execution Prevention (DEP)
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// Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
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// A failure is non-critical and needs no further attention!
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#ifndef PROCESS_DEP_ENABLE
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// We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
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// which is not correct. Can be removed, when GCCs winbase.h is fixed!
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#define PROCESS_DEP_ENABLE 0x00000001
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#endif
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typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
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PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
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if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
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// Initialize Windows Sockets
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WSADATA wsadata;
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int ret = WSAStartup(MAKEWORD(2,2), &wsadata);
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if (ret != NO_ERROR || LOBYTE(wsadata.wVersion ) != 2 || HIBYTE(wsadata.wVersion) != 2)
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{
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return InitError(strprintf("Error: Winsock library failed to start (WSAStartup returned error %d)", ret));
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}
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#endif
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#ifndef WIN32
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umask(077);
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// Clean shutdown on SIGTERM
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struct sigaction sa;
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sa.sa_handler = HandleSIGTERM;
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sigemptyset(&sa.sa_mask);
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sa.sa_flags = 0;
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sigaction(SIGTERM, &sa, NULL);
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sigaction(SIGINT, &sa, NULL);
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// Reopen debug.log on SIGHUP
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struct sigaction sa_hup;
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sa_hup.sa_handler = HandleSIGHUP;
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sigemptyset(&sa_hup.sa_mask);
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sa_hup.sa_flags = 0;
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sigaction(SIGHUP, &sa_hup, NULL);
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#endif
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// ********************************************************* Step 2: parameter interactions
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Checkpoints::fEnabled = GetBoolArg("-checkpoints", true);
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if (!SelectParamsFromCommandLine()) {
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return InitError("Invalid combination of -testnet and -regtest.");
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}
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if (mapArgs.count("-bind")) {
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// when specifying an explicit binding address, you want to listen on it
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// even when -connect or -proxy is specified
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SoftSetBoolArg("-listen", true);
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}
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if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
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// when only connecting to trusted nodes, do not seed via DNS, or listen by default
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SoftSetBoolArg("-dnsseed", false);
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SoftSetBoolArg("-listen", false);
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}
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if (mapArgs.count("-proxy")) {
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// to protect privacy, do not listen by default if a proxy server is specified
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SoftSetBoolArg("-listen", false);
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}
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if (!GetBoolArg("-listen", true)) {
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// do not map ports or try to retrieve public IP when not listening (pointless)
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SoftSetBoolArg("-upnp", false);
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SoftSetBoolArg("-discover", false);
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}
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if (mapArgs.count("-externalip")) {
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// if an explicit public IP is specified, do not try to find others
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SoftSetBoolArg("-discover", false);
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}
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if (GetBoolArg("-salvagewallet", false)) {
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// Rewrite just private keys: rescan to find transactions
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SoftSetBoolArg("-rescan", true);
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}
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// Make sure enough file descriptors are available
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int nBind = std::max((int)mapArgs.count("-bind"), 1);
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nMaxConnections = GetArg("-maxconnections", 125);
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nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0);
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int nFD = RaiseFileDescriptorLimit(nMaxConnections + MIN_CORE_FILEDESCRIPTORS);
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if (nFD < MIN_CORE_FILEDESCRIPTORS)
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return InitError(_("Not enough file descriptors available."));
|
|
if (nFD - MIN_CORE_FILEDESCRIPTORS < nMaxConnections)
|
|
nMaxConnections = nFD - MIN_CORE_FILEDESCRIPTORS;
|
|
|
|
// ********************************************************* Step 3: parameter-to-internal-flags
|
|
|
|
fDebug = GetBoolArg("-debug", false);
|
|
fBenchmark = GetBoolArg("-benchmark", false);
|
|
mempool.fChecks = GetBoolArg("-checkmempool", RegTest());
|
|
|
|
// -par=0 means autodetect, but nScriptCheckThreads==0 means no concurrency
|
|
nScriptCheckThreads = GetArg("-par", 0);
|
|
if (nScriptCheckThreads <= 0)
|
|
nScriptCheckThreads += boost::thread::hardware_concurrency();
|
|
if (nScriptCheckThreads <= 1)
|
|
nScriptCheckThreads = 0;
|
|
else if (nScriptCheckThreads > MAX_SCRIPTCHECK_THREADS)
|
|
nScriptCheckThreads = MAX_SCRIPTCHECK_THREADS;
|
|
|
|
// -debug implies fDebug*
|
|
if (fDebug)
|
|
fDebugNet = true;
|
|
else
|
|
fDebugNet = GetBoolArg("-debugnet", false);
|
|
|
|
if (fDaemon)
|
|
fServer = true;
|
|
else
|
|
fServer = GetBoolArg("-server", false);
|
|
|
|
/* force fServer when running without GUI */
|
|
if (!fHaveGUI)
|
|
fServer = true;
|
|
fPrintToConsole = GetBoolArg("-printtoconsole", false);
|
|
fPrintToDebugger = GetBoolArg("-printtodebugger", false);
|
|
fLogTimestamps = GetBoolArg("-logtimestamps", false);
|
|
|
|
if (mapArgs.count("-timeout"))
|
|
{
|
|
int nNewTimeout = GetArg("-timeout", 5000);
|
|
if (nNewTimeout > 0 && nNewTimeout < 600000)
|
|
nConnectTimeout = nNewTimeout;
|
|
}
|
|
|
|
// Continue to put "/P2SH/" in the coinbase to monitor
|
|
// BIP16 support.
|
|
// This can be removed eventually...
|
|
const char* pszP2SH = "/P2SH/";
|
|
COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
|
|
|
|
// 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("-mintxfee"))
|
|
{
|
|
int64 n = 0;
|
|
if (ParseMoney(mapArgs["-mintxfee"], n) && n > 0)
|
|
CTransaction::nMinTxFee = n;
|
|
else
|
|
return InitError(strprintf(_("Invalid amount for -mintxfee=<amount>: '%s'"), mapArgs["-mintxfee"].c_str()));
|
|
}
|
|
if (mapArgs.count("-minrelaytxfee"))
|
|
{
|
|
int64 n = 0;
|
|
if (ParseMoney(mapArgs["-minrelaytxfee"], n) && n > 0)
|
|
CTransaction::nMinRelayTxFee = n;
|
|
else
|
|
return InitError(strprintf(_("Invalid amount for -minrelaytxfee=<amount>: '%s'"), mapArgs["-minrelaytxfee"].c_str()));
|
|
}
|
|
|
|
if (mapArgs.count("-paytxfee"))
|
|
{
|
|
if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
|
|
return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"].c_str()));
|
|
if (nTransactionFee > 0.25 * COIN)
|
|
InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
|
|
}
|
|
|
|
strWalletFile = GetArg("-wallet", "wallet.dat");
|
|
|
|
// ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
|
|
|
|
std::string strDataDir = GetDataDir().string();
|
|
|
|
// 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.c_str(), strDataDir.c_str()));
|
|
|
|
// 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.
|
|
if (file) fclose(file);
|
|
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 is probably already running."), strDataDir.c_str()));
|
|
|
|
if (GetBoolArg("-shrinkdebugfile", !fDebug))
|
|
ShrinkDebugFile();
|
|
printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
|
|
printf("Bitcoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
|
|
printf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
|
|
if (!fLogTimestamps)
|
|
printf("Startup time: %s\n", DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime()).c_str());
|
|
printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
|
|
printf("Using data directory %s\n", strDataDir.c_str());
|
|
printf("Using at most %i connections (%i file descriptors available)\n", nMaxConnections, nFD);
|
|
std::ostringstream strErrors;
|
|
|
|
if (fDaemon)
|
|
fprintf(stdout, "Bitcoin server starting\n");
|
|
|
|
if (nScriptCheckThreads) {
|
|
printf("Using %u threads for script verification\n", nScriptCheckThreads);
|
|
for (int i=0; i<nScriptCheckThreads-1; i++)
|
|
threadGroup.create_thread(&ThreadScriptCheck);
|
|
}
|
|
|
|
int64 nStart;
|
|
|
|
// ********************************************************* Step 5: verify wallet database integrity
|
|
|
|
uiInterface.InitMessage(_("Verifying wallet..."));
|
|
|
|
if (!bitdb.Open(GetDataDir()))
|
|
{
|
|
// try moving the database env out of the way
|
|
boost::filesystem::path pathDatabase = GetDataDir() / "database";
|
|
boost::filesystem::path pathDatabaseBak = GetDataDir() / strprintf("database.%"PRI64d".bak", GetTime());
|
|
try {
|
|
boost::filesystem::rename(pathDatabase, pathDatabaseBak);
|
|
printf("Moved old %s to %s. Retrying.\n", pathDatabase.string().c_str(), pathDatabaseBak.string().c_str());
|
|
} catch(boost::filesystem::filesystem_error &error) {
|
|
// failure is ok (well, not really, but it's not worse than what we started with)
|
|
}
|
|
|
|
// try again
|
|
if (!bitdb.Open(GetDataDir())) {
|
|
// if it still fails, it probably means we can't even create the database env
|
|
string msg = strprintf(_("Error initializing wallet database environment %s!"), strDataDir.c_str());
|
|
return InitError(msg);
|
|
}
|
|
}
|
|
|
|
if (GetBoolArg("-salvagewallet", false))
|
|
{
|
|
// Recover readable keypairs:
|
|
if (!CWalletDB::Recover(bitdb, strWalletFile, true))
|
|
return false;
|
|
}
|
|
|
|
if (filesystem::exists(GetDataDir() / strWalletFile))
|
|
{
|
|
CDBEnv::VerifyResult r = bitdb.Verify(strWalletFile, CWalletDB::Recover);
|
|
if (r == CDBEnv::RECOVER_OK)
|
|
{
|
|
string msg = strprintf(_("Warning: wallet.dat corrupt, data salvaged!"
|
|
" Original wallet.dat saved as wallet.{timestamp}.bak in %s; if"
|
|
" your balance or transactions are incorrect you should"
|
|
" restore from a backup."), strDataDir.c_str());
|
|
InitWarning(msg);
|
|
}
|
|
if (r == CDBEnv::RECOVER_FAIL)
|
|
return InitError(_("wallet.dat corrupt, salvage failed"));
|
|
}
|
|
|
|
// ********************************************************* Step 6: network initialization
|
|
|
|
RegisterNodeSignals(GetNodeSignals());
|
|
|
|
int nSocksVersion = GetArg("-socks", 5);
|
|
if (nSocksVersion != 4 && nSocksVersion != 5)
|
|
return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion));
|
|
|
|
if (mapArgs.count("-onlynet")) {
|
|
std::set<enum Network> nets;
|
|
BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
|
|
enum Network net = ParseNetwork(snet);
|
|
if (net == NET_UNROUTABLE)
|
|
return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str()));
|
|
nets.insert(net);
|
|
}
|
|
for (int n = 0; n < NET_MAX; n++) {
|
|
enum Network net = (enum Network)n;
|
|
if (!nets.count(net))
|
|
SetLimited(net);
|
|
}
|
|
}
|
|
#if defined(USE_IPV6)
|
|
#if ! USE_IPV6
|
|
else
|
|
SetLimited(NET_IPV6);
|
|
#endif
|
|
#endif
|
|
|
|
CService addrProxy;
|
|
bool fProxy = false;
|
|
if (mapArgs.count("-proxy")) {
|
|
addrProxy = CService(mapArgs["-proxy"], 9050);
|
|
if (!addrProxy.IsValid())
|
|
return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
|
|
|
|
if (!IsLimited(NET_IPV4))
|
|
SetProxy(NET_IPV4, addrProxy, nSocksVersion);
|
|
if (nSocksVersion > 4) {
|
|
#ifdef USE_IPV6
|
|
if (!IsLimited(NET_IPV6))
|
|
SetProxy(NET_IPV6, addrProxy, nSocksVersion);
|
|
#endif
|
|
SetNameProxy(addrProxy, nSocksVersion);
|
|
}
|
|
fProxy = true;
|
|
}
|
|
|
|
// -tor can override normal proxy, -notor disables tor entirely
|
|
if (!(mapArgs.count("-tor") && mapArgs["-tor"] == "0") && (fProxy || mapArgs.count("-tor"))) {
|
|
CService addrOnion;
|
|
if (!mapArgs.count("-tor"))
|
|
addrOnion = addrProxy;
|
|
else
|
|
addrOnion = CService(mapArgs["-tor"], 9050);
|
|
if (!addrOnion.IsValid())
|
|
return InitError(strprintf(_("Invalid -tor address: '%s'"), mapArgs["-tor"].c_str()));
|
|
SetProxy(NET_TOR, addrOnion, 5);
|
|
SetReachable(NET_TOR);
|
|
}
|
|
|
|
// see Step 2: parameter interactions for more information about these
|
|
fNoListen = !GetBoolArg("-listen", true);
|
|
fDiscover = GetBoolArg("-discover", true);
|
|
fNameLookup = GetBoolArg("-dns", true);
|
|
|
|
bool fBound = false;
|
|
if (!fNoListen) {
|
|
if (mapArgs.count("-bind")) {
|
|
BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
|
|
CService addrBind;
|
|
if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
|
|
return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str()));
|
|
fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR));
|
|
}
|
|
}
|
|
else {
|
|
struct in_addr inaddr_any;
|
|
inaddr_any.s_addr = INADDR_ANY;
|
|
#ifdef USE_IPV6
|
|
fBound |= Bind(CService(in6addr_any, GetListenPort()), BF_NONE);
|
|
#endif
|
|
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(string strAddr, mapMultiArgs["-externalip"]) {
|
|
CService addrLocal(strAddr, GetListenPort(), fNameLookup);
|
|
if (!addrLocal.IsValid())
|
|
return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str()));
|
|
AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
|
|
}
|
|
}
|
|
|
|
BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
|
|
AddOneShot(strDest);
|
|
|
|
// ********************************************************* Step 7: load block chain
|
|
|
|
fReindex = GetBoolArg("-reindex", false);
|
|
|
|
// Upgrading to 0.8; hard-link the old blknnnn.dat files into /blocks/
|
|
filesystem::path blocksDir = GetDataDir() / "blocks";
|
|
if (!filesystem::exists(blocksDir))
|
|
{
|
|
filesystem::create_directories(blocksDir);
|
|
bool linked = false;
|
|
for (unsigned int i = 1; i < 10000; i++) {
|
|
filesystem::path source = GetDataDir() / strprintf("blk%04u.dat", i);
|
|
if (!filesystem::exists(source)) break;
|
|
filesystem::path dest = blocksDir / strprintf("blk%05u.dat", i-1);
|
|
try {
|
|
filesystem::create_hard_link(source, dest);
|
|
printf("Hardlinked %s -> %s\n", source.string().c_str(), dest.string().c_str());
|
|
linked = true;
|
|
} catch (filesystem::filesystem_error & e) {
|
|
// Note: hardlink creation failing is not a disaster, it just means
|
|
// blocks will get re-downloaded from peers.
|
|
printf("Error hardlinking blk%04u.dat : %s\n", i, e.what());
|
|
break;
|
|
}
|
|
}
|
|
if (linked)
|
|
{
|
|
fReindex = true;
|
|
}
|
|
}
|
|
|
|
// cache size calculations
|
|
size_t nTotalCache = GetArg("-dbcache", 25) << 20;
|
|
if (nTotalCache < (1 << 22))
|
|
nTotalCache = (1 << 22); // total cache cannot be less than 4 MiB
|
|
size_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
|
|
nTotalCache -= nCoinDBCache;
|
|
nCoinCacheSize = nTotalCache / 300; // coins in memory require around 300 bytes
|
|
|
|
bool fLoaded = false;
|
|
while (!fLoaded) {
|
|
bool fReset = fReindex;
|
|
std::string strLoadError;
|
|
|
|
uiInterface.InitMessage(_("Loading block index..."));
|
|
|
|
nStart = GetTimeMillis();
|
|
do {
|
|
try {
|
|
UnloadBlockIndex();
|
|
delete pcoinsTip;
|
|
delete pcoinsdbview;
|
|
delete pblocktree;
|
|
|
|
pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReindex);
|
|
pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReindex);
|
|
pcoinsTip = new CCoinsViewCache(*pcoinsdbview);
|
|
|
|
if (fReindex)
|
|
pblocktree->WriteReindexing(true);
|
|
|
|
if (!LoadBlockIndex()) {
|
|
strLoadError = _("Error loading block database");
|
|
break;
|
|
}
|
|
|
|
// If the loaded chain has a wrong genesis, bail out immediately
|
|
// (we're likely using a testnet datadir, or the other way around).
|
|
if (!mapBlockIndex.empty() && pindexGenesisBlock == NULL)
|
|
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()) {
|
|
strLoadError = _("Error initializing block database");
|
|
break;
|
|
}
|
|
|
|
// Check for changed -txindex state
|
|
if (fTxIndex != GetBoolArg("-txindex", false)) {
|
|
strLoadError = _("You need to rebuild the database using -reindex to change -txindex");
|
|
break;
|
|
}
|
|
|
|
uiInterface.InitMessage(_("Verifying blocks..."));
|
|
if (!VerifyDB(GetArg("-checklevel", 3),
|
|
GetArg( "-checkblocks", 288))) {
|
|
strLoadError = _("Corrupted block database detected");
|
|
break;
|
|
}
|
|
} catch(std::exception &e) {
|
|
if (fDebug) printf("%s\n", e.what());
|
|
strLoadError = _("Error opening block database");
|
|
break;
|
|
}
|
|
|
|
fLoaded = true;
|
|
} while(false);
|
|
|
|
if (!fLoaded) {
|
|
// first suggest a reindex
|
|
if (!fReset) {
|
|
bool fRet = uiInterface.ThreadSafeMessageBox(
|
|
strLoadError + ".\n\n" + _("Do you want to rebuild the block database now?"),
|
|
"", CClientUIInterface::MSG_ERROR | CClientUIInterface::BTN_ABORT);
|
|
if (fRet) {
|
|
fReindex = true;
|
|
fRequestShutdown = false;
|
|
} else {
|
|
printf("Aborted block database rebuild. Exiting.\n");
|
|
return false;
|
|
}
|
|
} else {
|
|
return InitError(strLoadError);
|
|
}
|
|
}
|
|
}
|
|
|
|
// as LoadBlockIndex can take several minutes, it's possible the user
|
|
// requested to kill bitcoin-qt during the last operation. If so, exit.
|
|
// As the program has not fully started yet, Shutdown() is possibly overkill.
|
|
if (fRequestShutdown)
|
|
{
|
|
printf("Shutdown requested. Exiting.\n");
|
|
return false;
|
|
}
|
|
printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
|
|
|
|
if (GetBoolArg("-printblockindex", false) || GetBoolArg("-printblocktree", false))
|
|
{
|
|
PrintBlockTree();
|
|
return false;
|
|
}
|
|
|
|
if (mapArgs.count("-printblock"))
|
|
{
|
|
string strMatch = mapArgs["-printblock"];
|
|
int nFound = 0;
|
|
for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
|
|
{
|
|
uint256 hash = (*mi).first;
|
|
if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
|
|
{
|
|
CBlockIndex* pindex = (*mi).second;
|
|
CBlock block;
|
|
ReadBlockFromDisk(block, pindex);
|
|
block.BuildMerkleTree();
|
|
block.print();
|
|
printf("\n");
|
|
nFound++;
|
|
}
|
|
}
|
|
if (nFound == 0)
|
|
printf("No blocks matching %s were found\n", strMatch.c_str());
|
|
return false;
|
|
}
|
|
|
|
// ********************************************************* Step 8: load wallet
|
|
|
|
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)
|
|
{
|
|
string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
|
|
" or address book entries might be missing or incorrect."));
|
|
InitWarning(msg);
|
|
}
|
|
else if (nLoadWalletRet == DB_TOO_NEW)
|
|
strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin") << "\n";
|
|
else if (nLoadWalletRet == DB_NEED_REWRITE)
|
|
{
|
|
strErrors << _("Wallet needed to be rewritten: restart Bitcoin to complete") << "\n";
|
|
printf("%s", strErrors.str().c_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
|
|
{
|
|
printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
|
|
nMaxVersion = CLIENT_VERSION;
|
|
pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
|
|
}
|
|
else
|
|
printf("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, false)) {
|
|
pwalletMain->SetDefaultKey(newDefaultKey);
|
|
if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
|
|
strErrors << _("Cannot write default address") << "\n";
|
|
}
|
|
|
|
pwalletMain->SetBestChain(CBlockLocator(pindexBest));
|
|
}
|
|
|
|
printf("%s", strErrors.str().c_str());
|
|
printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart);
|
|
|
|
RegisterWallet(pwalletMain);
|
|
|
|
CBlockIndex *pindexRescan = pindexBest;
|
|
if (GetBoolArg("-rescan", false))
|
|
pindexRescan = pindexGenesisBlock;
|
|
else
|
|
{
|
|
CWalletDB walletdb(strWalletFile);
|
|
CBlockLocator locator;
|
|
if (walletdb.ReadBestBlock(locator))
|
|
pindexRescan = locator.GetBlockIndex();
|
|
else
|
|
pindexRescan = pindexGenesisBlock;
|
|
}
|
|
if (pindexBest && pindexBest != pindexRescan)
|
|
{
|
|
uiInterface.InitMessage(_("Rescanning..."));
|
|
printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
|
|
nStart = GetTimeMillis();
|
|
pwalletMain->ScanForWalletTransactions(pindexRescan, true);
|
|
printf(" rescan %15"PRI64d"ms\n", GetTimeMillis() - nStart);
|
|
pwalletMain->SetBestChain(CBlockLocator(pindexBest));
|
|
nWalletDBUpdated++;
|
|
}
|
|
|
|
// ********************************************************* Step 9: import blocks
|
|
|
|
// scan for better chains in the block chain database, that are not yet connected in the active best chain
|
|
CValidationState state;
|
|
if (!ConnectBestBlock(state))
|
|
strErrors << "Failed to connect best block";
|
|
|
|
std::vector<boost::filesystem::path> vImportFiles;
|
|
if (mapArgs.count("-loadblock"))
|
|
{
|
|
BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"])
|
|
vImportFiles.push_back(strFile);
|
|
}
|
|
threadGroup.create_thread(boost::bind(&ThreadImport, vImportFiles));
|
|
|
|
// ********************************************************* Step 10: load peers
|
|
|
|
uiInterface.InitMessage(_("Loading addresses..."));
|
|
|
|
nStart = GetTimeMillis();
|
|
|
|
{
|
|
CAddrDB adb;
|
|
if (!adb.Read(addrman))
|
|
printf("Invalid or missing peers.dat; recreating\n");
|
|
}
|
|
|
|
printf("Loaded %i addresses from peers.dat %"PRI64d"ms\n",
|
|
addrman.size(), GetTimeMillis() - nStart);
|
|
|
|
// ********************************************************* Step 11: start node
|
|
|
|
if (!CheckDiskSpace())
|
|
return false;
|
|
|
|
if (!strErrors.str().empty())
|
|
return InitError(strErrors.str());
|
|
|
|
RandAddSeedPerfmon();
|
|
|
|
//// debug print
|
|
printf("mapBlockIndex.size() = %"PRIszu"\n", mapBlockIndex.size());
|
|
printf("nBestHeight = %d\n", nBestHeight);
|
|
printf("setKeyPool.size() = %"PRIszu"\n", pwalletMain->setKeyPool.size());
|
|
printf("mapWallet.size() = %"PRIszu"\n", pwalletMain->mapWallet.size());
|
|
printf("mapAddressBook.size() = %"PRIszu"\n", pwalletMain->mapAddressBook.size());
|
|
|
|
StartNode(threadGroup);
|
|
|
|
// InitRPCMining is needed here so getwork/getblocktemplate in the GUI debug console works properly.
|
|
InitRPCMining();
|
|
if (fServer)
|
|
StartRPCThreads();
|
|
|
|
// Generate coins in the background
|
|
GenerateBitcoins(GetBoolArg("-gen", false), pwalletMain);
|
|
|
|
// ********************************************************* Step 12: finished
|
|
|
|
uiInterface.InitMessage(_("Done loading"));
|
|
|
|
// 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)));
|
|
|
|
return !fRequestShutdown;
|
|
}
|