diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 78 |
1 files changed, 44 insertions, 34 deletions
diff --git a/src/init.cpp b/src/init.cpp index 246d5f340a..23a15b4fd8 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -27,6 +27,7 @@ #include "policy/policy.h" #include "rpc/server.h" #include "rpc/register.h" +#include "rpc/blockchain.h" #include "script/standard.h" #include "script/sigcache.h" #include "scheduler.h" @@ -265,18 +266,31 @@ void Shutdown() } /** - * Signal handlers are very limited in what they are allowed to do, so: + * Signal handlers are very limited in what they are allowed to do. + * The execution context the handler is invoked in is not guaranteed, + * so we restrict handler operations to just touching variables: */ -void HandleSIGTERM(int) +static void HandleSIGTERM(int) { fRequestShutdown = true; } -void HandleSIGHUP(int) +static void HandleSIGHUP(int) { fReopenDebugLog = true; } +#ifndef WIN32 +static void registerSignalHandler(int signal, void(*handler)(int)) +{ + struct sigaction sa; + sa.sa_handler = handler; + sigemptyset(&sa.sa_mask); + sa.sa_flags = 0; + sigaction(signal, &sa, NULL); +} +#endif + bool static Bind(CConnman& connman, const CService &addr, unsigned int flags) { if (!(flags & BF_EXPLICIT) && IsLimited(addr)) return false; @@ -298,7 +312,7 @@ void OnRPCStopped() uiInterface.NotifyBlockTip.disconnect(&RPCNotifyBlockChange); RPCNotifyBlockChange(false, nullptr); cvBlockChange.notify_all(); - LogPrint("rpc", "RPC stopped.\n"); + LogPrint(BCLog::RPC, "RPC stopped.\n"); } void OnRPCPreCommand(const CRPCCommand& cmd) @@ -360,13 +374,13 @@ 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); -noconnect or -connect=0 alone to disable automatic connections")); + strUsage += HelpMessageOpt("-connect=<ip>", _("Connect only to the specified node(s); -connect=0 disables 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/-noconnect)")); + strUsage += HelpMessageOpt("-dnsseed", _("Query for peer addresses via DNS lookup, if low on addresses (default: 1 unless -connect used)")); strUsage += HelpMessageOpt("-externalip=<ip>", _("Specify your own public address")); strUsage += HelpMessageOpt("-forcednsseed", strprintf(_("Always query for peer addresses via DNS lookup (default: %u)"), DEFAULT_FORCEDNSSEED)); - strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect/-noconnect)")); + strUsage += HelpMessageOpt("-listen", _("Accept connections from outside (default: 1 if no -proxy or -connect)")); 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)); @@ -379,7 +393,6 @@ 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(1) (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)); @@ -394,8 +407,6 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-whitebind=<addr>", _("Bind to given address and whitelist peers connecting to it. Use [host]:port notation for IPv6")); 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)); strUsage += HelpMessageOpt("-maxuploadtarget=<n>", strprintf(_("Tries to keep outbound traffic under the given target (in MiB per 24h), 0 = no limit (default: %d)"), DEFAULT_MAX_UPLOAD_TARGET)); #ifdef ENABLE_WALLET @@ -430,11 +441,8 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-limitdescendantsize=<n>", strprintf("Do not accept transactions if any ancestor would have more than <n> kilobytes of in-mempool descendants (default: %u).", DEFAULT_DESCENDANT_SIZE_LIMIT)); strUsage += HelpMessageOpt("-bip9params=deployment:start:end", "Use given start/end times for specified BIP9 deployment (regtest-only)"); } - std::string debugCategories = "addrman, alert, bench, cmpctblock, coindb, db, http, leveldb, libevent, lock, mempool, mempoolrej, net, proxy, prune, rand, reindex, rpc, selectcoins, tor, zmq"; // Don't translate these and qt below - if (mode == HMM_BITCOIN_QT) - debugCategories += ", qt"; strUsage += HelpMessageOpt("-debug=<category>", strprintf(_("Output debugging information (default: %u, supplying <category> is optional)"), 0) + ". " + - _("If <category> is not supplied or if <category> = 1, output all debugging information.") + _("<category> can be:") + " " + debugCategories + "."); + _("If <category> is not supplied or if <category> = 1, output all debugging information.") + " " + _("<category> can be:") + " " + ListLogCategories() + "."); if (showDebug) strUsage += HelpMessageOpt("-nodebug", "Turn off debugging messages, same as -debug=0"); strUsage += HelpMessageOpt("-help-debug", _("Show all debugging options (usage: --help -help-debug)")); @@ -447,8 +455,6 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf("Limit size of signature cache to <n> MiB (default: %u)", DEFAULT_MAX_SIG_CACHE_SIZE)); strUsage += HelpMessageOpt("-maxtipage=<n>", strprintf("Maximum tip age in seconds to consider node in initial block download (default: %u)", DEFAULT_MAX_TIP_AGE)); } - strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for relaying, mining and transaction creation (default: %s)"), - CURRENCY_UNIT, FormatMoney(DEFAULT_MIN_RELAY_TX_FEE))); strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees (in %s) to use in a single wallet transaction or raw transaction; setting this too low may abort large transactions (default: %s)"), CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MAXFEE))); strUsage += HelpMessageOpt("-printtoconsole", _("Send trace/debug info to console instead of debug.log file")); @@ -470,6 +476,10 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), DEFAULT_ACCEPT_DATACARRIER)); strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY)); strUsage += HelpMessageOpt("-mempoolreplacement", strprintf(_("Enable transaction replacement in the memory pool (default: %u)"), DEFAULT_ENABLE_REPLACEMENT)); + strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for relaying, mining and transaction creation (default: %s)"), + CURRENCY_UNIT, FormatMoney(DEFAULT_MIN_RELAY_TX_FEE))); + strUsage += HelpMessageOpt("-whitelistrelay", strprintf(_("Accept relayed transactions received from whitelisted peers even when not relaying transactions (default: %d)"), DEFAULT_WHITELISTRELAY)); + strUsage += HelpMessageOpt("-whitelistforcerelay", strprintf(_("Force relay of transactions from whitelisted peers even if they violate local relay policy (default: %d)"), DEFAULT_WHITELISTFORCERELAY)); strUsage += HelpMessageGroup(_("Block creation options:")); strUsage += HelpMessageOpt("-blockmaxweight=<n>", strprintf(_("Set maximum BIP141 block weight (default: %d)"), DEFAULT_BLOCK_MAX_WEIGHT)); @@ -488,6 +498,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-rpcauth=<userpw>", _("Username and hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<HASH>. A canonical python script is included in share/rpcuser. The client then connects normally using the rpcuser=<USERNAME>/rpcpassword=<PASSWORD> pair of arguments. This option can be specified multiple times")); strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), BaseParams(CBaseChainParams::MAIN).RPCPort(), BaseParams(CBaseChainParams::TESTNET).RPCPort())); strUsage += HelpMessageOpt("-rpcallowip=<ip>", _("Allow JSON-RPC connections from specified source. Valid for <ip> are a single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or a network/CIDR (e.g. 1.2.3.4/24). This option can be specified multiple times")); + strUsage += HelpMessageOpt("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(1) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION)); strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS)); if (showDebug) { strUsage += HelpMessageOpt("-rpcworkqueue=<n>", strprintf("Set the depth of the work queue to service RPC calls (default: %d)", DEFAULT_HTTP_WORKQUEUE)); @@ -848,19 +859,11 @@ bool AppInitBasicSetup() } // Clean shutdown on SIGTERM - struct sigaction sa; - sa.sa_handler = HandleSIGTERM; - sigemptyset(&sa.sa_mask); - sa.sa_flags = 0; - sigaction(SIGTERM, &sa, NULL); - sigaction(SIGINT, &sa, NULL); + registerSignalHandler(SIGTERM, HandleSIGTERM); + registerSignalHandler(SIGINT, HandleSIGTERM); // Reopen debug.log on SIGHUP - struct sigaction sa_hup; - sa_hup.sa_handler = HandleSIGHUP; - sigemptyset(&sa_hup.sa_mask); - sa_hup.sa_flags = 0; - sigaction(SIGHUP, &sa_hup, NULL); + registerSignalHandler(SIGHUP, HandleSIGHUP); // Ignore SIGPIPE, otherwise it will bring the daemon down if the client closes unexpectedly signal(SIGPIPE, SIG_IGN); @@ -903,12 +906,19 @@ bool AppInitParameterInteraction() // ********************************************************* Step 3: parameter-to-internal-flags - fDebug = mapMultiArgs.count("-debug"); - // Special-case: if -debug=0/-nodebug is set, turn off debugging messages - if (fDebug) { + if (mapMultiArgs.count("-debug") > 0) { + // Special-case: if -debug=0/-nodebug is set, turn off debugging messages const std::vector<std::string>& categories = mapMultiArgs.at("-debug"); - if (GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), std::string("0")) != categories.end()) - fDebug = false; + + if (!(GetBoolArg("-nodebug", false) || find(categories.begin(), categories.end(), std::string("0")) != categories.end())) { + for (const auto& cat : categories) { + uint32_t flag; + if (!GetLogCategory(&flag, &cat)) { + InitWarning(strprintf(_("Unsupported logging category %s.\n"), cat)); + } + logCategories |= flag; + } + } } // Check for -debugnet @@ -1162,7 +1172,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) #ifndef WIN32 CreatePidFile(GetPidFile(), getpid()); #endif - if (GetBoolArg("-shrinkdebugfile", !fDebug)) { + if (GetBoolArg("-shrinkdebugfile", logCategories != BCLog::NONE)) { // Do this first since it both loads a bunch of debug.log into memory, // and because this needs to happen before any other debug.log printing ShrinkDebugFile(); @@ -1486,7 +1496,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler) break; } } catch (const std::exception& e) { - if (fDebug) LogPrintf("%s\n", e.what()); + LogPrintf("%s\n", e.what()); strLoadError = _("Error opening block database"); break; } |