6#include <bitcoin-build-config.h>
97#include <condition_variable>
112#include <boost/signals2/signal.hpp>
154#define MIN_LEVELDB_FDS 0
156#define MIN_LEVELDB_FDS 150
199 if (std::error_code error; !fs::remove(pid_path, error)) {
200 std::string
msg{error ? error.message() :
"File does not exist"};
216 if (!(*
node.shutdown_signal)())
return false;
218 if (
node.notifications)
WITH_LOCK(
node.notifications->m_tip_block_mutex,
node.notifications->m_tip_block_cv.notify_all());
254 std::vector<std::thread> threads;
256 threads.emplace_back(runCommand,
cmd);
258 for (
auto& t : threads) {
267 ShutdownNotify(*
node.args);
276 node.connman->Interrupt();
277 for (
auto* index :
node.indexes) {
284 static Mutex g_shutdown_mutex;
285 TRY_LOCK(g_shutdown_mutex, lock_shutdown);
286 if (!lock_shutdown)
return;
287 LogPrintf(
"%s: In progress...\n", __func__);
295 if (
node.mempool)
node.mempool->AddTransactionsUpdated(1);
305 if (
node.peerman &&
node.validation_signals)
node.validation_signals->UnregisterValidationInterface(
node.peerman.get());
306 if (
node.connman)
node.connman->Stop();
310 if (
node.background_init_thread.joinable())
node.background_init_thread.join();
314 if (
node.scheduler)
node.scheduler->stop();
318 node.peerman.reset();
319 node.connman.reset();
321 node.addrman.reset();
322 node.netgroupman.reset();
330 if (
node.fee_estimator) {
331 node.fee_estimator->Flush();
332 if (
node.validation_signals) {
333 node.validation_signals->UnregisterValidationInterface(
node.fee_estimator.get());
341 if (chainstate->CanFlushToDisk()) {
342 chainstate->ForceFlushStateToDisk();
349 if (
node.validation_signals)
node.validation_signals->FlushBackgroundCallbacks();
352 for (
auto* index :
node.indexes) index->Stop();
356 node.indexes.clear();
367 if (chainstate->CanFlushToDisk()) {
368 chainstate->ForceFlushStateToDisk();
369 chainstate->ResetCoinsViews();
373 for (
const auto& client :
node.chain_clients) {
384 node.chain_clients.clear();
385 if (
node.validation_signals) {
386 node.validation_signals->UnregisterAllValidationInterfaces();
388 node.mempool.reset();
389 node.fee_estimator.reset();
390 node.chainman.reset();
391 node.validation_signals.reset();
392 node.scheduler.reset();
393 node.ecc_context.reset();
419static BOOL WINAPI consoleCtrlHandler(DWORD dwCtrlType)
422 LogError(
"Failed to send shutdown signal on Ctrl-C\n");
435 sigemptyset(&sa.sa_mask);
437 sigaction(signal, &sa,
nullptr);
460 std::vector<std::string> hidden_args = {
461 "-dbcrashratio",
"-forcecompactdb",
463 "-choosedatadir",
"-lang=<lang>",
"-min",
"-resetguisettings",
"-splash",
"-uiplatform"};
469 argsman.
AddArg(
"-assumevalid=<hex>",
strprintf(
"If this block is in the chain assume that it and its ancestors are valid and potentially skip their script verification (0 to verify all, default: %s, testnet3: %s, testnet4: %s, signet: %s)", defaultChainParams->GetConsensus().defaultAssumeValid.GetHex(), testnetChainParams->GetConsensus().defaultAssumeValid.GetHex(), testnet4ChainParams->GetConsensus().defaultAssumeValid.GetHex(), signetChainParams->GetConsensus().defaultAssumeValid.GetHex()),
ArgsManager::ALLOW_ANY,
OptionsCategory::OPTIONS);
471 argsman.
AddArg(
"-blocksxor",
472 strprintf(
"Whether an XOR-key applies to blocksdir *.dat files. "
473 "The created XOR-key will be zeros for an existing blocksdir or when `-blocksxor=0` is "
474 "set, and random for a freshly initialized blocksdir. "
495 argsman.
AddArg(
"-minimumchainwork=<hex>",
strprintf(
"Minimum work assumed to exist on a valid chain in hex (default: %s, testnet3: %s, testnet4: %s, signet: %s)", defaultChainParams->GetConsensus().nMinimumChainWork.GetHex(), testnetChainParams->GetConsensus().nMinimumChainWork.GetHex(), testnet4ChainParams->GetConsensus().nMinimumChainWork.GetHex(), signetChainParams->GetConsensus().nMinimumChainWork.GetHex()),
ArgsManager::ALLOW_ANY |
ArgsManager::DEBUG_ONLY,
OptionsCategory::OPTIONS);
496 argsman.
AddArg(
"-par=<n>",
strprintf(
"Set the number of script verification threads (0 = auto, up to %d, <0 = leave that many cores free, default: %d)",
499 argsman.
AddArg(
"-persistmempoolv1",
500 strprintf(
"Whether a mempool.dat file created by -persistmempool or the savemempool RPC will be written in the legacy format "
501 "(version 1) or the current format (version 2). This temporary option will be removed in the future. (default: %u)",
505 argsman.
AddArg(
"-prune=<n>",
strprintf(
"Reduce storage requirements by enabling pruning (deleting) of old blocks. This allows the pruneblockchain RPC to be called to delete specific blocks and enables automatic pruning of old blocks if a target size in MiB is provided. This mode is incompatible with -txindex. "
506 "Warning: Reverting this setting requires re-downloading the entire blockchain. "
508 argsman.
AddArg(
"-reindex",
"If enabled, wipe chain state and block index, and rebuild them from blk*.dat files on disk. Also wipe and rebuild other optional indexes that are active. If an assumeutxo snapshot was loaded, its chainstate will be wiped as well. The snapshot can then be reloaded via RPC.",
ArgsManager::ALLOW_ANY,
OptionsCategory::OPTIONS);
509 argsman.
AddArg(
"-reindex-chainstate",
"If enabled, wipe chain state, and rebuild it from blk*.dat files on disk. If an assumeutxo snapshot was loaded, its chainstate will be wiped as well. The snapshot can then be reloaded via RPC.",
ArgsManager::ALLOW_ANY,
OptionsCategory::OPTIONS);
513 argsman.
AddArg(
"-shutdownnotify=<cmd>",
"Execute command immediately before beginning shutdown. The need for shutdown may be urgent, so be careful not to delay it long (if the command doesn't require interaction with the server, consider having it fork into the background).",
ArgsManager::ALLOW_ANY,
OptionsCategory::OPTIONS);
516 argsman.
AddArg(
"-blockfilterindex=<type>",
518 " If <type> is not supplied or if <type> = 1, indexes for all known types are enabled.",
524 argsman.
AddArg(
"-bind=<addr>[:<port>][=onion]",
strprintf(
"Bind to given address and always listen on it (default: 0.0.0.0). Use [host]:port notation for IPv6. Append =onion to tag any incoming connections to that address and port as incoming Tor connections (default: 127.0.0.1:%u=onion, testnet3: 127.0.0.1:%u=onion, testnet4: 127.0.0.1:%u=onion, signet: 127.0.0.1:%u=onion, regtest: 127.0.0.1:%u=onion)", defaultChainParams->GetDefaultPort() + 1, testnetChainParams->GetDefaultPort() + 1, testnet4ChainParams->GetDefaultPort() + 1, signetChainParams->GetDefaultPort() + 1, regtestChainParams->GetDefaultPort() + 1),
ArgsManager::ALLOW_ANY |
ArgsManager::NETWORK_ONLY,
OptionsCategory::CONNECTION);
539#ifdef HAVE_SOCKADDR_UN
551 argsman.
AddArg(
"-port=<port>",
strprintf(
"Listen for connections on <port> (default: %u, testnet3: %u, testnet4: %u, signet: %u, regtest: %u). Not relevant for I2P (see doc/i2p.md). If set to a value x, the default onion listening port will be set to x+1.", defaultChainParams->GetDefaultPort(), testnetChainParams->GetDefaultPort(), testnet4ChainParams->GetDefaultPort(), signetChainParams->GetDefaultPort(), regtestChainParams->GetDefaultPort()),
ArgsManager::ALLOW_ANY |
ArgsManager::NETWORK_ONLY,
OptionsCategory::CONNECTION);
552 const std::string proxy_doc_for_value =
553#ifdef HAVE_SOCKADDR_UN
554 "<ip>[:<port>]|unix:<path>";
558 const std::string proxy_doc_for_unix_socket =
559#ifdef HAVE_SOCKADDR_UN
560 "May be a local file path prefixed with 'unix:' if the proxy supports it. ";
564 argsman.
AddArg(
"-proxy=" + proxy_doc_for_value +
"[=<network>]",
565 "Connect through SOCKS5 proxy, set -noproxy to disable. " +
566 proxy_doc_for_unix_socket +
567 "Could end in =network to set the proxy only for that network. " +
568 "The network can be any of ipv4, ipv6, tor or cjdns. " +
569 "(default: disabled)",
573 argsman.
AddArg(
"-seednode=<ip>",
"Connect to a node to retrieve peer addresses, and disconnect. This option can be specified multiple times to connect to multiple nodes. During startup, seednodes will be tried before dnsseeds.",
ArgsManager::ALLOW_ANY,
OptionsCategory::CONNECTION);
580 argsman.
AddArg(
"-whitebind=<[permissions@]addr>",
"Bind to the given address and add permission flags to the peers connecting to it. "
584 argsman.
AddArg(
"-whitelist=<[permissions@]IP address or network>",
"Add permission flags to the peers using the given IP address (e.g. 1.2.3.4) or "
585 "CIDR-notated network (e.g. 1.2.3.0/24). Uses the same permissions as "
587 "Additional flags \"in\" and \"out\" control whether permissions apply to incoming connections and/or manual (default: incoming only). "
604 hidden_args.emplace_back(
"-zmqpubhashblock=<address>");
605 hidden_args.emplace_back(
"-zmqpubhashtx=<address>");
606 hidden_args.emplace_back(
"-zmqpubrawblock=<address>");
607 hidden_args.emplace_back(
"-zmqpubrawtx=<address>");
608 hidden_args.emplace_back(
"-zmqpubsequence=<n>");
609 hidden_args.emplace_back(
"-zmqpubhashblockhwm=<n>");
610 hidden_args.emplace_back(
"-zmqpubhashtxhwm=<n>");
611 hidden_args.emplace_back(
"-zmqpubrawblockhwm=<n>");
612 hidden_args.emplace_back(
"-zmqpubrawtxhwm=<n>");
613 hidden_args.emplace_back(
"-zmqpubsequencehwm=<n>");
634 argsman.
AddArg(
"-maxtipage=<n>",
635 strprintf(
"Maximum tip age in seconds to consider node in initial block download (default: %u)",
649 argsman.
AddArg(
"-datacarriersize",
650 strprintf(
"(DEPRECATED) Relay and mine transactions whose data-carrying raw scriptPubKeys in aggregate "
651 "are of this size or less, allowing multiple outputs (default: %u)",
656 argsman.
AddArg(
"-minrelaytxfee=<amt>",
strprintf(
"Fees (in %s/kvB) smaller than this are considered zero fee for relaying, mining and transaction creation (default: %s)",
668 argsman.
AddArg(
"-rpcallowip=<ip>",
"Allow JSON-RPC connections from specified source. Valid values 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), a network/CIDR (e.g. 1.2.3.4/24), all ipv4 (0.0.0.0/0), or all ipv6 (::/0). RFC4193 is allowed only if -cjdnsreachable=0. This option can be specified multiple times",
ArgsManager::ALLOW_ANY,
OptionsCategory::RPC);
669 argsman.
AddArg(
"-rpcauth=<userpw>",
"Username and HMAC-SHA-256 hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<HASH>. A canonical python script is included in share/rpcauth. The client then connects normally using the rpcuser=<USERNAME>/rpcpassword=<PASSWORD> pair of arguments. This option can be specified multiple times",
ArgsManager::ALLOW_ANY |
ArgsManager::SENSITIVE,
OptionsCategory::RPC);
670 argsman.
AddArg(
"-rpcbind=<addr>[:port]",
"Bind to given address to listen for JSON-RPC connections. Do not expose the RPC server to untrusted networks such as the public internet! This option is ignored unless -rpcallowip is also passed. Port is optional and overrides -rpcport. Use [host]:port notation for IPv6. This option can be specified multiple times (default: 127.0.0.1 and ::1 i.e., localhost)",
ArgsManager::ALLOW_ANY |
ArgsManager::NETWORK_ONLY,
OptionsCategory::RPC);
675 argsman.
AddArg(
"-rpcport=<port>",
strprintf(
"Listen for JSON-RPC connections on <port> (default: %u, testnet3: %u, testnet4: %u, signet: %u, regtest: %u)", defaultBaseParams->RPCPort(), testnetBaseParams->RPCPort(), testnet4BaseParams->RPCPort(), signetBaseParams->RPCPort(), regtestBaseParams->RPCPort()),
ArgsManager::ALLOW_ANY |
ArgsManager::NETWORK_ONLY,
OptionsCategory::RPC);
679 argsman.
AddArg(
"-rpcwhitelist=<whitelist>",
"Set a whitelist to filter incoming RPC calls for a specific user. The field <whitelist> comes in the format: <USERNAME>:<rpc 1>,<rpc 2>,...,<rpc n>. If multiple whitelists are set for a given user, they are set-intersected. See -rpcwhitelistdefault documentation for information on default whitelist behavior.",
ArgsManager::ALLOW_ANY,
OptionsCategory::RPC);
680 argsman.
AddArg(
"-rpcwhitelistdefault",
"Sets default behavior for rpc whitelisting. Unless rpcwhitelistdefault is set to 0, if any -rpcwhitelist is set, the rpc server acts as if all rpc users are subject to empty-unless-otherwise-specified whitelists. If rpcwhitelistdefault is set to 1 and no -rpcwhitelist is set, rpc server acts as if all rpc users are subject to empty whitelists.",
ArgsManager::ALLOW_ANY,
OptionsCategory::RPC);
683 if (can_listen_ipc) {
684 argsman.
AddArg(
"-ipcbind=<address>",
"Bind to Unix socket address and listen for incoming connections. Valid address values are \"unix\" to listen on the default path, <datadir>/node.sock, or \"unix:/custom/path\" to specify a custom path. Can be specified multiple times to listen on multiple paths. Default behavior is not to listen on any path. If relative paths are specified, they are interpreted relative to the network data directory. If paths include any parent directory components and the parent directories do not exist, they will be created.",
ArgsManager::ALLOW_ANY,
OptionsCategory::IPC);
691 hidden_args.emplace_back(
"-daemon");
692 hidden_args.emplace_back(
"-daemonwait");
704 std::thread
t(runCommand,
cmd);
732 LogInfo(
"parameter interaction: -bind set -> setting -listen=1\n");
736 LogInfo(
"parameter interaction: -whitebind set -> setting -listen=1\n");
743 LogInfo(
"parameter interaction: -connect or -maxconnections=0 set -> setting -dnsseed=0\n");
745 LogInfo(
"parameter interaction: -connect or -maxconnections=0 set -> setting -listen=0\n");
748 std::string proxy_arg =
args.
GetArg(
"-proxy",
"");
749 if (proxy_arg !=
"" && proxy_arg !=
"0") {
752 LogInfo(
"parameter interaction: -proxy set -> setting -listen=0\n");
756 LogInfo(
"parameter interaction: -proxy set -> setting -natpmp=0\n");
760 LogInfo(
"parameter interaction: -proxy set -> setting -discover=0\n");
766 LogInfo(
"parameter interaction: -listen=0 -> setting -natpmp=0\n");
769 LogInfo(
"parameter interaction: -listen=0 -> setting -discover=0\n");
771 LogInfo(
"parameter interaction: -listen=0 -> setting -listenonion=0\n");
773 LogInfo(
"parameter interaction: -listen=0 -> setting -i2pacceptincoming=0\n");
780 LogInfo(
"parameter interaction: -externalip set -> setting -discover=0\n");
786 LogInfo(
"parameter interaction: -blocksonly=1 -> setting -whitelistrelay=0\n");
795 LogInfo(
"parameter interaction: -whitelistforcerelay=1 -> setting -whitelistrelay=1\n");
798 if (!onlynets.empty()) {
799 bool clearnet_reachable = std::any_of(onlynets.begin(), onlynets.end(), [](
const auto& net) {
800 const auto n = ParseNetwork(net);
801 return n == NET_IPV4 || n == NET_IPV6;
804 LogInfo(
"parameter interaction: -onlynet excludes IPv4 and IPv6 -> setting -dnsseed=0\n");
826int64_t peer_connect_timeout;
827std::set<BlockFilterType> g_enabled_filter_types;
837 std::set_new_handler(std::terminate);
838 LogError(
"Out of memory. Terminating.\n");
849 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
850 _CrtSetReportFile(_CRT_WARN, CreateFileA(
"NUL", GENERIC_WRITE, 0,
nullptr, OPEN_EXISTING, 0, 0));
852 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
856 HeapSetInformation(
nullptr, HeapEnableTerminationOnCorruption,
nullptr, 0);
871 signal(SIGPIPE, SIG_IGN);
873 SetConsoleCtrlHandler(consoleCtrlHandler,
true);
890 InitWarning(
_(
"Option '-checkpoints' is set but checkpoints were removed. This option has no effect."));
894 InitWarning(
_(
"Options '-datacarrier' or '-datacarriersize' are set but are marked as deprecated. They will be removed in a future version."));
909 if (!errors.
empty()) {
915 LogInfo(
"Warning: Support for testnet3 is deprecated and will be removed in an upcoming release. Consider switching to testnet4.\n");
924 if (!warnings.
empty()) {
934 if (blockfilterindex_value ==
"" || blockfilterindex_value ==
"1") {
936 }
else if (blockfilterindex_value !=
"0") {
937 const std::vector<std::string> names =
args.
GetArgs(
"-blockfilterindex");
938 for (
const auto&
name : names) {
943 g_enabled_filter_types.insert(filter_type);
955 return InitError(
_(
"Cannot set -peerblockfilters without -blockfilterindex."));
963 return InitError(
_(
"Prune mode is incompatible with -txindex."));
965 return InitError(
_(
"Prune mode is incompatible with -reindex-chainstate. Use full -reindex instead."));
971 return InitError(
_(
"Cannot set -forcednsseed to true when setting -dnsseed to false."));
989 int nBind = std::max(nUserBind,
size_t(1));
992 if (user_max_connection < 0) {
1002 available_fds = std::min(FD_SETSIZE, available_fds);
1004 if (available_fds < min_required_fds)
1005 return InitError(
strprintf(
_(
"Not enough file descriptors available. %d available, %d required."), available_fds, min_required_fds));
1008 nMaxConnections = std::min(available_fds - min_required_fds, user_max_connection);
1010 if (nMaxConnections < user_max_connection)
1011 InitWarning(
strprintf(
_(
"Reducing -maxconnections from %d to %d, because of system limitations."), user_max_connection, nMaxConnections));
1023 if (peer_connect_timeout <= 0) {
1027 if (
const auto arg{
args.
GetArg(
"-blockmintxfee")}) {
1060 const std::vector<std::string> test_options =
args.
GetArgs(
"-test");
1061 if (!test_options.empty()) {
1065 for (
const std::string& option : test_options) {
1067 size_t pos = doc_option.find(
" (");
1068 return (pos != std::string::npos) && (doc_option.substr(0, pos) == option);
1082 .notifications = notifications,
1085 if (!chainman_result) {
1088 BlockManager::Options blockman_opts_dummy{
1089 .chainparams = chainman_opts_dummy.chainparams,
1091 .notifications = chainman_opts_dummy.notifications,
1098 if (!blockman_result) {
1103 if (!mempool_result) {
1135 return InitError(
strprintf(
_(
"Initialization sanity check failed. %s is shutting down."), CLIENT_NAME));
1139 return InitError(
strprintf(
_(
"Elliptic curve cryptography sanity check failure. %s is shutting down."), CLIENT_NAME));
1162 node.chain =
node.init->makeChain();
1163 node.mining =
node.init->makeMining();
1168 for (
const std::string port_option : {
1172 if (
const auto port{
args.
GetArg(port_option)}) {
1173 const auto n{ToIntegral<uint16_t>(*port)};
1174 if (!n || *n == 0) {
1180 for ([[maybe_unused]]
const auto& [param_name, unix, suffix_allowed] : std::vector<std::tuple<std::string, bool, bool>>{
1182 {
"-i2psam",
false,
false},
1183 {
"-onion",
true,
false},
1184 {
"-proxy",
true,
true},
1185 {
"-bind",
false,
true},
1186 {
"-rpcbind",
false,
false},
1187 {
"-torcontrol",
false,
false},
1188 {
"-whitebind",
false,
false},
1189 {
"-zmqpubhashblock",
true,
false},
1190 {
"-zmqpubhashtx",
true,
false},
1191 {
"-zmqpubrawblock",
true,
false},
1192 {
"-zmqpubrawtx",
true,
false},
1193 {
"-zmqpubsequence",
true,
false},
1195 for (
const std::string& param_value :
args.
GetArgs(param_name)) {
1196 const std::string param_value_hostport{
1197 suffix_allowed ? param_value.substr(0, param_value.rfind(
'=')) : param_value};
1198 std::string host_out;
1199 uint16_t port_out{0};
1200 if (!
SplitHostPort(param_value_hostport, port_out, host_out)) {
1201#ifdef HAVE_SOCKADDR_UN
1221 const bool do_reindex_chainstate,
1228 .signals =
node.validation_signals.get(),
1232 node.mempool = std::make_unique<CTxMemPool>(mempool_opts, mempool_error);
1233 if (!mempool_error.
empty()) {
1234 return {ChainstateLoadStatus::FAILURE_FATAL, mempool_error};
1236 LogPrintf(
"* Using %.1f MiB for in-memory UTXO set (plus up to %.1f MiB of unused mempool space)\n", cache_sizes.
coins * (1.0 / 1024 / 1024), mempool_opts.max_size_bytes * (1.0 / 1024 / 1024));
1240 .notifications = *
node.notifications,
1241 .signals =
node.validation_signals.get(),
1245 BlockManager::Options blockman_opts{
1246 .chainparams = chainman_opts.chainparams,
1248 .notifications = chainman_opts.notifications,
1252 .wipe_data = do_reindex,
1261 node.chainman = std::make_unique<ChainstateManager>(*
Assert(
node.shutdown_signal), chainman_opts, blockman_opts);
1264 return {ChainstateLoadStatus::FAILURE,
_(
"Error opening block database")};
1265 }
catch (std::exception& e) {
1266 return {ChainstateLoadStatus::FAILURE_FATAL,
Untranslated(
strprintf(
"Failed to initialize ChainstateManager: %s", e.what()))};
1269 if (chainman.
m_interrupt)
return {ChainstateLoadStatus::INTERRUPTED, {}};
1275 if (!
node.chainman->m_blockman.IsPruneMode()) {
1276 LogPrintf(
"[snapshot] re-enabling NODE_NETWORK services\n");
1279 LogPrintf(
"[snapshot] restarting indexes\n");
1282 Assert(
node.validation_signals)->SyncWithValidationInterfaceQueue();
1283 for (
auto* index :
node.indexes) {
1286 if (!(index->Init() && index->StartBackgroundSync())) {
1287 LogPrintf(
"[snapshot] WARNING failed to restart index %s on snapshot chain\n", index->GetName());
1300 _(
"Error reading from database, shutting down."),
1307 }
catch (
const std::exception& e) {
1312 auto [status, error] = catch_exceptions([&] {
return LoadChainstate(chainman, cache_sizes, options); });
1316 LogWarning(
"pruned datadir may not have more than %d blocks; only checking available blocks\n",
1321 LogInfo(
"Block index and chainstate loaded");
1324 return {status, error};
1333 if (!opt_max_upload) {
1347 LogPrintf(
"Using at most %i automatic connections (%i file descriptors available)\n", nMaxConnections, available_fds);
1351 LogPrintf(
"Warning: relative datadir option '%s' specified, which will be interpreted relative to the "
1352 "current working directory '%s'. This is fragile, because if bitcoin is started in the future "
1353 "from a different location, it will be unable to locate the current data files. There could "
1354 "also be data loss if bitcoin is started while in a temporary directory.\n",
1359 node.scheduler = std::make_unique<CScheduler>();
1360 auto& scheduler = *
node.scheduler;
1363 scheduler.m_service_thread = std::thread(
util::TraceThread,
"scheduler", [&] { scheduler.serviceQueue(); });
1366 scheduler.scheduleEvery([]{
1368 }, std::chrono::minutes{1});
1371 scheduler.scheduleEvery([&
args, &
node]{
1372 constexpr uint64_t min_disk_space = 50 << 20;
1374 LogError(
"Shutting down due to lack of disk space!\n");
1376 LogError(
"Failed to send shutdown signal after disk space check\n");
1379 }, std::chrono::minutes{5});
1382 node.validation_signals = std::make_unique<ValidationSignals>(std::make_unique<SerialTaskRunner>(scheduler));
1383 auto& validation_signals = *
node.validation_signals;
1393 for (std::string address :
gArgs.
GetArgs(
"-ipcbind")) {
1395 ipc->listenAddress(address);
1396 }
catch (
const std::exception& e) {
1399 LogPrintf(
"Listening for IPC requests on address %s\n", address);
1407 for (
const auto& client :
node.chain_clients) {
1408 client->registerRpcs();
1420 if (!onlynets.empty()) {
1422 for (
const std::string& snet : onlynets) {
1433 _(
"Outbound connections restricted to CJDNS (-onlynet=cjdns) but "
1434 "-cjdnsreachable is not provided"));
1451 return InitError(
_(
"Unable to start HTTP server. See debug log for details."));
1455 for (
const auto& client :
node.chain_clients) {
1456 if (!client->verify()) {
1476 std::vector<bool> asmap;
1479 if (!asmap_path.is_absolute()) {
1487 if (asmap.size() == 0) {
1492 LogPrintf(
"Using asmap version %s for IP bucketing\n", asmap_version.
ToString());
1494 LogPrintf(
"Using /16 prefix for IP bucketing\n");
1499 node.netgroupman = std::make_unique<NetGroupManager>(std::move(asmap));
1503 uiInterface.InitMessage(
_(
"Loading P2P addresses…"));
1506 node.addrman = std::move(*addrman);
1513 node.connman = std::make_unique<CConnman>(rng.
rand64(),
1520 if (!peerman_opts.ignore_incoming_txs) {
1525 node.fee_estimator = std::make_unique<CBlockPolicyEstimator>(
FeeestPath(
args), read_stale_estimates);
1530 validation_signals.RegisterValidationInterface(fee_estimator);
1533 for (
const std::string& socket_addr :
args.
GetArgs(
"-bind")) {
1534 std::string host_out;
1535 uint16_t port_out{0};
1536 std::string bind_socket_addr = socket_addr.substr(0, socket_addr.rfind(
'='));
1543 std::vector<std::string> uacomments;
1544 for (
const std::string& cmt :
args.
GetArgs(
"-uacomment")) {
1546 return InitError(
strprintf(
_(
"User Agent comment (%s) contains unsafe characters."), cmt));
1547 uacomments.push_back(cmt);
1551 return InitError(
strprintf(
_(
"Total length of network version string (%i) exceeds maximum length (%i). Reduce the number or size of uacomments."),
1559 return InitError(
strprintf(
_(
"Incompatible options: -dnsseed=1 was explicitly specified, but -onlynet forbids connections to IPv4/IPv6")));
1573 for (
const std::string& param_value :
args.
GetArgs(
"-proxy")) {
1574 const auto eq_pos{param_value.rfind(
'=')};
1575 const std::string proxy_str{param_value.substr(0, eq_pos)};
1576 std::string net_str;
1577 if (eq_pos != std::string::npos) {
1578 if (eq_pos + 1 == param_value.length()) {
1579 return InitError(
strprintf(
_(
"Invalid -proxy address or hostname, ends with '=': '%s'"), param_value));
1581 net_str =
ToLower(param_value.substr(eq_pos + 1));
1585 if (!proxy_str.empty() && proxy_str !=
"0") {
1587 proxy =
Proxy{proxy_str, proxyRandomize};
1590 if (!addr.has_value()) {
1593 proxy =
Proxy{addr.value(), proxyRandomize};
1600 if (net_str.empty()) {
1601 ipv4_proxy = ipv6_proxy = name_proxy = cjdns_proxy = onion_proxy = proxy;
1602 }
else if (net_str ==
"ipv4") {
1603 ipv4_proxy = name_proxy = proxy;
1604 }
else if (net_str ==
"ipv6") {
1605 ipv6_proxy = name_proxy = proxy;
1606 }
else if (net_str ==
"tor" || net_str ==
"onion") {
1607 onion_proxy = proxy;
1608 }
else if (net_str ==
"cjdns") {
1609 cjdns_proxy = proxy;
1611 return InitError(
strprintf(
_(
"Unrecognized network in -proxy='%s': '%s'"), param_value, net_str));
1632 std::string onionArg =
args.
GetArg(
"-onion",
"");
1633 if (onionArg !=
"") {
1634 if (onionArg ==
"0") {
1635 onion_proxy =
Proxy{};
1636 if (onlynet_used_with_onion) {
1638 _(
"Outbound connections restricted to Tor (-onlynet=onion) but the proxy for "
1639 "reaching the Tor network is explicitly forbidden: -onion=0"));
1643 onion_proxy =
Proxy(onionArg, proxyRandomize);
1646 if (!addr.has_value() || !addr->IsValid()) {
1650 onion_proxy =
Proxy(addr.value(), proxyRandomize);
1661 if (onlynet_used_with_onion && listenonion_disabled) {
1663 _(
"Outbound connections restricted to Tor (-onlynet=onion) but the proxy for "
1664 "reaching the Tor network is not provided: none of -proxy, -onion or "
1665 "-listenonion is given"));
1670 for (
const std::string& strAddr :
args.
GetArgs(
"-externalip")) {
1672 if (addrLocal.has_value() && addrLocal->IsValid())
1680 [&chainman =
node.chainman](std::vector<std::byte>& block,
const CBlockIndex& index) {
1682 return chainman->m_blockman.ReadRawBlock(block, WITH_LOCK(cs_main, return index.GetBlockPos()));
1693 auto& kernel_notifications{*
node.notifications};
1697 const auto [index_cache_sizes, kernel_cache_sizes] =
CalculateCacheSizes(
args, g_enabled_filter_types.size());
1699 LogInfo(
"Cache configuration:");
1700 LogInfo(
"* Using %.1f MiB for block index database", kernel_cache_sizes.block_tree_db * (1.0 / 1024 / 1024));
1702 LogInfo(
"* Using %.1f MiB for transaction index database", index_cache_sizes.tx_index * (1.0 / 1024 / 1024));
1705 LogInfo(
"* Using %.1f MiB for %s block filter index database",
1708 LogInfo(
"* Using %.1f MiB for chain state database", kernel_cache_sizes.coins_db * (1.0 / 1024 / 1024));
1714 const bool do_reindex_chainstate{
args.
GetBoolArg(
"-reindex-chainstate",
false)};
1720 do_reindex_chainstate,
1726 error +
Untranslated(
".\n\n") +
_(
"Do you want to rebuild the databases now?"),
1727 error.original +
".\nPlease restart with -reindex or -reindex-chainstate to recover.",
1733 if (!
Assert(
node.shutdown_signal)->reset()) {
1734 LogError(
"Internal error: failed to reset shutdown signal.\n");
1739 do_reindex_chainstate,
1743 if (status != ChainstateLoadStatus::SUCCESS && status != ChainstateLoadStatus::INTERRUPTED) {
1750 LogPrintf(
"Shutdown requested. Exiting.\n");
1758 node.banman.get(), chainman,
1761 validation_signals.RegisterValidationInterface(
node.peerman.get());
1770 for (
const auto& filter_type : g_enabled_filter_types) {
1781 for (
auto index :
node.indexes)
if (!index->Init())
return false;
1784 for (
const auto& client :
node.chain_clients) {
1785 if (!client->load()) {
1799 chainstate->PruneAndFlush();
1805 LogPrintf(
"Setting NODE_NETWORK on non-prune mode\n");
1808 LogPrintf(
"Running node in NODE_NETWORK_LIMITED mode until snapshot background sync completes\n");
1826 if (!do_reindex && !do_reindex_chainstate && chain_active_height <= 1) {
1828 uint64_t additional_bytes_needed{
1831 assumed_chain_bytes};
1835 "Disk space for %s may not accommodate the block files. " \
1836 "Approximately %u GB of data will be stored in this directory."
1845 const std::string block_notify =
args.
GetArg(
"-blocknotify",
"");
1846 if (!block_notify.empty()) {
1849 std::string
command = block_notify;
1851 std::thread
t(runCommand,
command);
1857 std::vector<fs::path> vImportFiles;
1858 for (
const std::string& strFile :
args.
GetArgs(
"-loadblock")) {
1867 LogPrintf(
"Stopping after block import\n");
1869 LogError(
"Failed to send shutdown signal after finishing block import\n");
1876 bilingual_str err_str =
_(
"Failed to start indexes, shutting down…");
1899 WAIT_LOCK(kernel_notifications.m_tip_block_mutex, lock);
1900 kernel_notifications.m_tip_block_cv.wait(lock, [&]()
EXCLUSIVE_LOCKS_REQUIRED(kernel_notifications.m_tip_block_mutex) {
1901 return kernel_notifications.TipBlock() || ShutdownRequested(node);
1911 int64_t best_block_time{};
1916 chain_active_height = tip.nHeight;
1917 best_block_time = tip.GetBlockTime();
1923 if (tip_info && chainman.m_best_header) {
1925 tip_info->
header_time = chainman.m_best_header->GetBlockTime();
1928 LogPrintf(
"nBestHeight = %d\n", chain_active_height);
1929 if (
node.peerman)
node.peerman->SetBestBlock(chain_active_height, std::chrono::seconds{best_block_time});
1949 const uint16_t default_bind_port =
1952 const uint16_t default_bind_port_onion = default_bind_port + 1;
1954 const auto BadPortWarning = [](
const char*
prefix, uint16_t port) {
1955 return strprintf(
_(
"%s request to listen on port %u. This port is considered \"bad\" and "
1956 "thus it is unlikely that any peer will connect to it. See "
1957 "doc/p2p-bad-ports.md for details and a full list."),
1962 for (
const std::string& bind_arg :
args.
GetArgs(
"-bind")) {
1963 std::optional<CService> bind_addr;
1964 const size_t index = bind_arg.rfind(
'=');
1965 if (index == std::string::npos) {
1966 bind_addr =
Lookup(bind_arg, default_bind_port,
false);
1967 if (bind_addr.has_value()) {
1968 connOptions.
vBinds.push_back(bind_addr.value());
1969 if (
IsBadPort(bind_addr.value().GetPort())) {
1970 InitWarning(BadPortWarning(
"-bind", bind_addr.value().GetPort()));
1975 const std::string network_type = bind_arg.substr(index + 1);
1976 if (network_type ==
"onion") {
1977 const std::string truncated_bind_arg = bind_arg.substr(0, index);
1978 bind_addr =
Lookup(truncated_bind_arg, default_bind_port_onion,
false);
1979 if (bind_addr.has_value()) {
1980 connOptions.
onion_binds.push_back(bind_addr.value());
1988 for (
const std::string& strBind :
args.
GetArgs(
"-whitebind")) {
2010 onion_service_target = connOptions.
onion_binds.front();
2011 }
else if (!connOptions.
vBinds.empty()) {
2012 onion_service_target = connOptions.
vBinds.front();
2015 connOptions.
onion_binds.push_back(onion_service_target);
2021 "for the automatically created Tor onion service."),
2033 for (
const auto& net :
args.
GetArgs(
"-whitelist")) {
2054 if (connect.size() != 1 || connect[0] !=
"0") {
2058 LogPrintf(
"-seednode is ignored when -connect is used\n");
2062 LogPrintf(
"-dnsseed is ignored when -connect is used and -proxy is specified\n");
2066 const std::string& i2psam_arg =
args.
GetArg(
"-i2psam",
"");
2067 if (!i2psam_arg.empty()) {
2069 if (!addr.has_value() || !addr->IsValid()) {
2076 _(
"Outbound connections restricted to i2p (-onlynet=i2p) but "
2077 "-i2psam is not provided"));
2084 if (!
node.connman->Start(scheduler, connOptions)) {
2098 for (
const auto& client :
node.chain_clients) {
2099 client->start(scheduler);
2103 scheduler.scheduleEvery([banman]{
2107 if (
node.peerman)
node.peerman->StartScheduledTasks(scheduler);
2110 StartupNotify(
args);
2122 std::optional<const CBlockIndex*> indexes_start_block;
2123 std::string older_index_name;
2128 for (
auto index :
node.indexes) {
2130 if (summary.
synced)
continue;
2135 if (!index_chain.
Contains(pindex)) {
2136 pindex = index_chain.
FindFork(pindex);
2139 if (!indexes_start_block || !pindex || pindex->
nHeight < indexes_start_block.value()->nHeight) {
2140 indexes_start_block = pindex;
2141 older_index_name = summary.
name;
2147 if (indexes_start_block) {
2149 const CBlockIndex* start_block = *indexes_start_block;
2151 if (!chainman.
m_blockman.CheckBlockDataAvailability(*index_chain.
Tip(), *
Assert(start_block))) {
2152 return InitError(
Untranslated(
strprintf(
"%s best block of the index goes beyond pruned data. Please disable the index or reindex (which will download the whole blockchain again)", older_index_name)));
2157 for (
auto index :
node.indexes)
if (!index->StartBackgroundSync())
return false;
util::Result< std::unique_ptr< AddrMan > > LoadAddrman(const NetGroupManager &netgroupman, const ArgsManager &args)
Returns an error string on failure.
static constexpr int32_t DEFAULT_ADDRMAN_CONSISTENCY_CHECKS
Default for -checkaddrman.
const std::vector< std::string > TEST_OPTIONS_DOC
void SetupHelpOptions(ArgsManager &args)
Add help options to the args manager.
const char *const BITCOIN_SETTINGS_FILENAME
const char *const BITCOIN_CONF_FILENAME
fs::path AbsPathForConfigVal(const ArgsManager &args, const fs::path &path, bool net_specific=true)
Most paths passed as configuration arguments are treated as relative to the datadir if they are not a...
static constexpr unsigned int DEFAULT_MISBEHAVING_BANTIME
static constexpr std::chrono::minutes DUMP_BANS_INTERVAL
How often to dump banned addresses/subnets to disk.
void ScheduleBatchPriority()
On platforms that support it, tell the kernel the calling thread is CPU-intensive and non-interactive...
const std::string & BlockFilterTypeName(BlockFilterType filter_type)
Get the human-readable name for a filter type.
const std::set< BlockFilterType > & AllBlockFilterTypes()
Get a list of known filter types.
const std::string & ListBlockFilterTypes()
Get a comma-separated list of known filter type names.
bool BlockFilterTypeByName(const std::string &name, BlockFilterType &filter_type)
Find a filter type by its human-readable name.
void DestroyAllBlockFilterIndexes()
Destroy all open block filter indexes.
BlockFilterIndex * GetBlockFilterIndex(BlockFilterType filter_type)
Get a block filter index by type.
bool InitBlockFilterIndex(std::function< std::unique_ptr< interfaces::Chain >()> make_chain, BlockFilterType filter_type, size_t n_cache_size, bool f_memory, bool f_wipe)
Initialize a block filter index for the given type if one does not already exist.
static const char *const DEFAULT_BLOCKFILTERINDEX
std::unique_ptr< const CChainParams > CreateChainParams(const ArgsManager &args, const ChainType chain)
Creates and returns a std::unique_ptr<CChainParams> of the chosen chain.
const CChainParams & Params()
Return the currently selected parameters.
std::unique_ptr< CBaseChainParams > CreateBaseChainParams(const ChainType chain)
Port numbers for incoming Tor connections (8334, 18334, 38334, 48334, 18445) have been chosen arbitra...
void SetupChainParamsBaseOptions(ArgsManager &argsman)
Set the arguments for chainparams.
static constexpr int DEFAULT_SCRIPTCHECK_THREADS
-par default (number of script-checking threads, 0 = auto)
static constexpr auto DEFAULT_MAX_TIP_AGE
std::string ChainTypeToString(ChainType chain)
#define Assert(val)
Identity function.
std::set< std::string > GetUnsuitableSectionOnlyArgs() const
Log warnings for options in m_section_only_args when they are specified in the default section but no...
bool IsArgNegated(const std::string &strArg) const
Return true if the argument was originally passed as a negated option, i.e.
std::list< SectionInfo > GetUnrecognizedSections() const
Log warnings for unrecognized section names in the config file.
@ ALLOW_ANY
disable validation
@ DISALLOW_NEGATION
disallow -nofoo syntax
@ DISALLOW_ELISION
disallow -foo syntax that doesn't assign any value
ChainType GetChainType() const
Returns the appropriate chain type from the program arguments.
std::vector< std::string > GetArgs(const std::string &strArg) const
Return a vector of strings of the given argument.
fs::path GetDataDirNet() const
Get data directory path with appended network identifier.
bool SoftSetArg(const std::string &strArg, const std::string &strValue)
Set an argument if it doesn't already have a value.
bool IsArgSet(const std::string &strArg) const
Return true if the given argument has been manually set.
int64_t GetIntArg(const std::string &strArg, int64_t nDefault) const
Return integer argument or default value.
fs::path GetBlocksDirPath() const
Get blocks directory path.
std::string GetArg(const std::string &strArg, const std::string &strDefault) const
Return string argument or default value.
bool SoftSetBoolArg(const std::string &strArg, bool fValue)
Set a boolean argument if it doesn't already have a value.
bool GetBoolArg(const std::string &strArg, bool fDefault) const
Return boolean argument or default value.
void AddHiddenArgs(const std::vector< std::string > &args)
Add many hidden arguments.
void AddArg(const std::string &name, const std::string &help, unsigned int flags, const OptionsCategory &cat)
Add argument.
fs::path GetPathArg(std::string arg, const fs::path &default_value={}) const
Return path argument or default value.
std::atomic< bool > m_reopen_file
void DumpBanlist() EXCLUSIVE_LOCKS_REQUIRED(!m_banned_mutex)
The block chain is a tree shaped structure starting with the genesis block at the root,...
uint256 GetBlockHash() const
int nHeight
height of the entry in the chain. The genesis block has height 0
The BlockPolicyEstimator is used for estimating the feerate needed for a transaction to be included i...
void FlushFeeEstimates() EXCLUSIVE_LOCKS_REQUIRED(!m_cs_fee_estimator)
Record current fee estimations.
An in-memory indexed chain of blocks.
CBlockIndex * Tip() const
Returns the index entry for the tip of this chain, or nullptr if none.
CBlockIndex * Genesis() const
Returns the index entry for the genesis block of this chain, or nullptr if none.
int Height() const
Return the maximal height in the chain.
const CBlockIndex * FindFork(const CBlockIndex *pindex) const
Find the last common block between this chain and a block index entry.
bool Contains(const CBlockIndex *pindex) const
Efficiently check whether a block is present in this chain.
CChainParams defines various tweakable parameters of a given instance of the Bitcoin system.
std::string GetChainTypeString() const
Return the chain type string.
const MessageStartChars & MessageStart() const
bool DefaultConsistencyChecks() const
Default value for -checkmempool and -checkblockindex argument.
uint64_t AssumedBlockchainSize() const
Minimum free space (in GB) needed for data directory.
ChainType GetChainType() const
Return the chain type.
A combination of a network address (CNetAddr) and a (TCP) port.
std::string ToStringAddrPort() const
static const int DEFAULT_ZMQ_SNDHWM
static std::unique_ptr< CZMQNotificationInterface > Create(std::function< bool(std::vector< std::byte > &, const CBlockIndex &)> get_block_by_index)
Chainstate stores and provides an API to update our local knowledge of the current best chain.
CChain m_chain
The current chain of blockheaders we consult and build on.
Provides an interface for creating and interacting with one or two chainstates: an IBD chainstate gen...
node::BlockMap & BlockIndex() EXCLUSIVE_LOCKS_REQUIRED(
SnapshotCompletionResult MaybeCompleteSnapshotValidation() EXCLUSIVE_LOCKS_REQUIRED(const CBlockIndex *GetSnapshotBaseBlock() const EXCLUSIVE_LOCKS_REQUIRED(Chainstate ActiveChainstate)() const
Once the background validation chainstate has reached the height which is the base of the UTXO snapsh...
double GuessVerificationProgress(const CBlockIndex *pindex) const EXCLUSIVE_LOCKS_REQUIRED(GetMutex())
Guess verification progress (as a fraction between 0.0=genesis and 1.0=current tip).
kernel::Notifications & GetNotifications() const
RecursiveMutex & GetMutex() const LOCK_RETURNED(
Alias for cs_main.
CBlockIndex * ActiveTip() const EXCLUSIVE_LOCKS_REQUIRED(GetMutex())
bool BackgroundSyncInProgress() const EXCLUSIVE_LOCKS_REQUIRED(GetMutex())
The state of a background sync (for net processing)
const util::SignalInterrupt & m_interrupt
std::function< void()> snapshot_download_completed
Function to restart active indexes; set dynamically to avoid a circular dependency on base/index....
CChain & ActiveChain() const EXCLUSIVE_LOCKS_REQUIRED(GetMutex())
Chainstate &InitializeChainstate(CTxMemPool *mempool) EXCLUSIVE_LOCKS_REQUIRED(std::vector< Chainstate * GetAll)()
Instantiate a new chainstate.
node::BlockManager m_blockman
A single BlockManager instance is shared across each constructed chainstate to avoid duplicating bloc...
uint64_t rand64() noexcept
Generate a random 64-bit integer.
A writer stream (for serialization) that computes a 256-bit hash.
static bool TryParse(const std::string &str, NetWhitebindPermissions &output, bilingual_str &error)
static bool TryParse(const std::string &str, NetWhitelistPermissions &output, ConnectionDirection &output_connection_direction, bilingual_str &error)
static std::unique_ptr< PeerManager > make(CConnman &connman, AddrMan &addrman, BanMan *banman, ChainstateManager &chainman, CTxMemPool &pool, node::Warnings &warnings, Options opts)
void Add(Network net) EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
bool Contains(Network net) const EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
void Remove(Network net) EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
void RemoveAll() EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
virtual void AddWalletOptions(ArgsManager &argsman) const =0
Get wallet help string.
virtual void Construct(node::NodeContext &node) const =0
Add wallets that should be opened to list of chain clients.
virtual bool ParameterInteraction() const =0
Check wallet parameter interaction.
std::string ToString() const
std::string GetHex() const
Interface providing access to interprocess-communication (IPC) functionality.
A base class defining functions for notifying about certain kernel events.
virtual void fatalError(const bilingual_str &message)
The fatal error notification is sent to notify the user when an error occurs in kernel code that can'...
Maintains a tree of blocks (stored in m_block_index) which is consulted to determine where the most-w...
CBlockIndex * LookupBlockIndex(const uint256 &hash) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
std::atomic_bool m_blockfiles_indexed
Whether all blockfiles have been added to the block tree database.
uint64_t GetPruneTarget() const
Attempt to stay below this number of bytes of block files.
bool CheckBlockDataAvailability(const CBlockIndex &upper_block LIFETIMEBOUND, const CBlockIndex &lower_block LIFETIMEBOUND) EXCLUSIVE_LOCKS_REQUIRED(const CBlockIndex *GetFirstBlock(const CBlockIndex &upper_block LIFETIMEBOUND, uint32_t status_mask, const CBlockIndex *lower_block=nullptr) const EXCLUSIVE_LOCKS_REQUIRED(boo m_have_pruned)
Check if all blocks in the [upper_block, lower_block] range have data available.
bool IsPruneMode() const
Whether running in -prune mode.
std::string FormatSubVersion(const std::string &name, int nClientVersion, const std::vector< std::string > &comments)
Format the subversion field according to BIP 14 spec (https://github.com/bitcoin/bips/blob/master/bip...
const std::string UA_NAME
static const int CLIENT_VERSION
std::unique_ptr< CoinStatsIndex > g_coin_stats_index
The global UTXO set hash object.
static constexpr bool DEFAULT_COINSTATSINDEX
static const unsigned int MAX_BLOCK_WEIGHT
The maximum allowed weight for a block, see BIP 141 (network rule)
RecursiveMutex cs_main
Mutex to guard access to validation specific variables, such as reading or changing the chainstate.
const std::string CURRENCY_UNIT
fs::path FeeestPath(const ArgsManager &argsman)
static auto quoted(const std::string &s)
static bool exists(const path &p)
static std::string PathToString(const path &path)
Convert path object to a byte string.
static path PathFromString(const std::string &string)
Convert byte string to path object.
int RaiseFileDescriptorLimit(int nMinFD)
this function tries to raise the file descriptor limit to the requested number.
bool CheckDiskSpace(const fs::path &dir, uint64_t additional_bytes)
std::string HexStr(const std::span< const uint8_t > s)
Convert a span of bytes to a lower-case hexadecimal string.
void InterruptHTTPRPC()
Interrupt HTTP RPC subsystem.
void StopHTTPRPC()
Stop HTTP RPC subsystem.
bool StartHTTPRPC(const std::any &context)
Start HTTP RPC subsystem.
void StartREST(const std::any &context)
Start HTTP REST subsystem.
void StopREST()
Stop HTTP REST subsystem.
void InterruptREST()
Interrupt RPC REST subsystem.
void InterruptHTTPServer()
Interrupt HTTP server threads.
void StartHTTPServer()
Start HTTP server.
bool InitHTTPServer(const util::SignalInterrupt &interrupt)
Initialize HTTP server.
void StopHTTPServer()
Stop HTTP server.
static const int DEFAULT_HTTP_SERVER_TIMEOUT
static const int DEFAULT_HTTP_WORKQUEUE
The default value for -rpcworkqueue.
static const int DEFAULT_HTTP_THREADS
The default value for -rpcthreads.
Common init functions shared by bitcoin-node, bitcoin-wallet, etc.
static bool LockDirectory(const fs::path &dir, bool probeOnly)
static const char * BITCOIN_PID_FILENAME
The PID file facilities.
static bool CreatePidFile(const ArgsManager &args)
static bool g_generated_pid
True if this process has created a PID file.
static std::optional< util::SignalInterrupt > g_shutdown
static void RemovePidFile(const ArgsManager &args)
void Interrupt(NodeContext &node)
Interrupt threads.
void InitLogging(const ArgsManager &args)
Initialize global loggers.
static bool AppInitServers(NodeContext &node)
static bool LockDirectories(bool probeOnly)
static constexpr int MIN_CORE_FDS
void Shutdown(NodeContext &node)
static void HandleSIGTERM(int)
Signal handlers are very limited in what they are allowed to do.
static void HandleSIGHUP(int)
bool AppInitBasicSetup(const ArgsManager &args, std::atomic< int > &exit_status)
Initialize bitcoin core: Basic context setup.
static fs::path GetPidFile(const ArgsManager &args)
static constexpr bool DEFAULT_PROXYRANDOMIZE
bool CheckHostPortOptions(const ArgsManager &args)
static ChainstateLoadResult InitAndLoadChainstate(NodeContext &node, bool do_reindex, const bool do_reindex_chainstate, const kernel::CacheSizes &cache_sizes, const ArgsManager &args)
bool ShutdownRequested(node::NodeContext &node)
Return whether node shutdown was requested.
bool StartIndexBackgroundSync(NodeContext &node)
Validates requirements to run the indexes and spawns each index initial sync thread.
bool AppInitParameterInteraction(const ArgsManager &args)
Initialization: parameter interaction.
bool AppInitInterfaces(NodeContext &node)
Initialize node and wallet interface pointers.
static constexpr bool DEFAULT_STOPAFTERBLOCKIMPORT
static const char * DEFAULT_ASMAP_FILENAME
void InitParameterInteraction(ArgsManager &args)
Parameter interaction: change current parameters depending on various rules.
static constexpr bool DEFAULT_REST_ENABLE
static void registerSignalHandler(int signal, void(*handler)(int))
bool AppInitMain(NodeContext &node, interfaces::BlockAndHeaderTipInfo *tip_info)
Bitcoin core main initialization.
static constexpr bool DEFAULT_I2P_ACCEPT_INCOMING
bool AppInitLockDirectories()
Lock bitcoin core critical directories.
void SetupServerArgs(ArgsManager &argsman, bool can_listen_ipc)
Register all arguments with the ArgsManager.
void InitContext(NodeContext &node)
Initialize node context shutdown and args variables.
static void new_handler_terminate()
bool AppInitSanityChecks(const kernel::Context &kernel)
Initialization sanity checks.
static constexpr bool DEFAULT_DAEMON
Default value for -daemon option.
static constexpr bool DEFAULT_DAEMONWAIT
Default value for -daemonwait option.
CClientUIInterface uiInterface
void InitWarning(const bilingual_str &str)
Show warning message.
bool InitError(const bilingual_str &str)
Show error message.
bool ECC_InitSanityCheck()
Check that required EC support is available at runtime.
BCLog::Logger & LogInstance()
void StartMapPort(bool enable)
static constexpr bool DEFAULT_NATPMP
static constexpr unsigned int DEFAULT_MAX_MEMPOOL_SIZE_MB
Default for -maxmempool, maximum megabytes of mempool memory usage.
static constexpr bool DEFAULT_ACCEPT_NON_STD_TXN
Default for -acceptnonstdtxn.
static constexpr unsigned int DEFAULT_MEMPOOL_EXPIRY_HOURS
Default for -mempoolexpiry, expiration time for mempool transactions in hours.
static constexpr unsigned int DEFAULT_BLOCKSONLY_MAX_MEMPOOL_SIZE_MB
Default for -maxmempool when blocksonly is set.
static constexpr bool DEFAULT_PERSIST_V1_DAT
Whether to fall back to legacy V1 serialization when writing mempool.dat.
std::optional< CAmount > ParseMoney(const std::string &money_string)
Parse an amount denoted in full coins.
std::string FormatMoney(const CAmount n)
Money parsing/formatting utilities.
bilingual_str AmountErrMsg(const std::string &optname, const std::string &strValue)
bilingual_str ResolveErrMsg(const std::string &optname, const std::string &strBind)
bilingual_str InvalidPortErrMsg(const std::string &optname, const std::string &invalid_value)
void AddLoggingArgs(ArgsManager &argsman)
util::Result< void > SetLoggingCategories(const ArgsManager &args)
bool StartLogging(const ArgsManager &args)
util::Result< void > SetLoggingLevel(const ArgsManager &args)
void SetLoggingOptions(const ArgsManager &args)
std::unique_ptr< Chain > MakeChain(node::NodeContext &node)
Return implementation of Chain interface.
static constexpr bool DEFAULT_XOR_BLOCKSDIR
util::Result< void > SanityChecks(const Context &)
Ensure a usable environment with all necessary library support.
ChainstateLoadStatus
Chainstate load status.
@ FAILURE
Generic failure which reindexing may fix.
std::tuple< ChainstateLoadStatus, bilingual_str > ChainstateLoadResult
Chainstate load status code and optional error string.
CacheSizes CalculateCacheSizes(const ArgsManager &args, size_t n_indexes)
fs::path MempoolPath(const ArgsManager &argsman)
util::Result< void > ApplyArgsManOptions(const ArgsManager &args, BlockManager::Options &opts)
static const bool DEFAULT_PRINT_MODIFIED_FEE
bool ShouldPersistMempool(const ArgsManager &argsman)
void ReadNotificationArgs(const ArgsManager &args, KernelNotifications ¬ifications)
ChainstateLoadResult LoadChainstate(ChainstateManager &chainman, const CacheSizes &cache_sizes, const ChainstateLoadOptions &options)
ChainstateLoadResult VerifyLoadedChainstate(ChainstateManager &chainman, const ChainstateLoadOptions &options)
bool LoadMempool(CTxMemPool &pool, const fs::path &load_path, Chainstate &active_chainstate, ImportMempoolOptions &&opts)
Import the file and attempt to add its contents to the mempool.
static constexpr bool DEFAULT_PERSIST_MEMPOOL
Default for -persistmempool, indicating whether the node should attempt to automatically load the mem...
static constexpr int DEFAULT_STOPATHEIGHT
void ImportBlocks(ChainstateManager &chainman, std::span< const fs::path > import_paths)
bool DumpMempool(const CTxMemPool &pool, const fs::path &dump_path, FopenFn mockable_fopen_function, bool skip_file_commit)
void ThreadRename(const std::string &)
Rename a thread both in terms of an internal (in-memory) name as well as its system thread name.
bilingual_str ErrorString(const Result< T > &result)
void TraceThread(std::string_view thread_name, std::function< void()> thread_func)
A wrapper for do-something-once thread functions.
std::string ToString(const T &t)
Locale-independent version of std::to_string.
auto Join(const C &container, const S &separator, UnaryOp unary_op)
Join all container items.
void ReplaceAll(std::string &in_out, const std::string &search, const std::string &substitute)
LockResult LockDirectory(const fs::path &directory, const fs::path &lockfile_name, bool probe_only)
bool AddLocal(const CService &addr_, int nScore)
std::string strSubVersion
Subversion as sent to the P2P network in version messages.
void Discover()
Look up IP addresses from all interfaces on the machine and add them to the list of local addresses t...
static const unsigned int DEFAULT_MAX_PEER_CONNECTIONS
The maximum number of peer connections to maintain.
static const unsigned int MAX_SUBVERSION_LENGTH
Maximum length of the user agent string in version message.
static const int MAX_ADDNODE_CONNECTIONS
Maximum number of addnode outgoing nodes.
static const size_t DEFAULT_MAXSENDBUFFER
static const int NUM_FDS_MESSAGE_CAPTURE
Number of file descriptors required for message capture.
static constexpr bool DEFAULT_FIXEDSEEDS
static const bool DEFAULT_BLOCKSONLY
Default for blocks only.
static const size_t DEFAULT_MAXRECEIVEBUFFER
static const std::string DEFAULT_MAX_UPLOAD_TARGET
The default for -maxuploadtarget.
static constexpr bool DEFAULT_FORCEDNSSEED
static constexpr bool DEFAULT_DNSSEED
static const bool DEFAULT_LISTEN
-listen default
static const int64_t DEFAULT_PEER_CONNECT_TIMEOUT
-peertimeout default
static constexpr bool DEFAULT_V2_TRANSPORT
const std::vector< std::string > NET_PERMISSIONS_DOC
constexpr bool DEFAULT_WHITELISTFORCERELAY
Default for -whitelistforcerelay.
constexpr bool DEFAULT_WHITELISTRELAY
Default for -whitelistrelay.
static const uint32_t DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN
Default number of non-mempool transactions to keep around for block reconstruction.
static const uint32_t DEFAULT_MAX_ORPHAN_TRANSACTIONS
Default for -maxorphantx, maximum number of orphan transactions kept in memory.
static constexpr bool DEFAULT_TXRECONCILIATION_ENABLE
Whether transaction reconciliation protocol should be enabled by default.
static const bool DEFAULT_PEERBLOCKFILTERS
static const bool DEFAULT_PEERBLOOMFILTERS
@ NET_ONION
TOR (v2 or v3)
@ NET_UNROUTABLE
Addresses from these networks are not publicly routable on the global Internet.
bool SetNameProxy(const Proxy &addrProxy)
Set the name proxy to use for all connections to nodes specified by a hostname.
enum Network ParseNetwork(const std::string &net_in)
bool SetProxy(enum Network net, const Proxy &addrProxy)
std::vector< CService > Lookup(const std::string &name, uint16_t portDefault, bool fAllowLookup, unsigned int nMaxSolutions, DNSLookupFn dns_lookup_function)
Resolve a service string to its corresponding service.
ReachableNets g_reachable_nets
bool IsUnixSocketPath(const std::string &name)
Check if a string is a valid UNIX domain socket path.
bool IsBadPort(uint16_t port)
Determine if a port is "bad" from the perspective of attempting to connect to a node on that port.
std::vector< std::string > GetNetworkNames(bool append_unroutable)
Return a vector of publicly routable Network names; optionally append NET_UNROUTABLE.
static const int DEFAULT_NAME_LOOKUP
-dns default
const std::string ADDR_PREFIX_UNIX
Prefix for unix domain socket addresses (which are local filesystem paths)
static const int DEFAULT_CONNECT_TIMEOUT
-timeout default
static constexpr size_t MIN_DB_CACHE
min. -dbcache (bytes)
static constexpr size_t DEFAULT_DB_CACHE
-dbcache default (bytes)
static constexpr bool DEFAULT_ACCEPT_STALE_FEE_ESTIMATES
static constexpr std::chrono::hours MAX_FILE_AGE
fee_estimates.dat that are more than 60 hours (2.5 days) old will not be read, as fee estimates are b...
static constexpr std::chrono::hours FEE_FLUSH_INTERVAL
unsigned int nBytesPerSigOp
static const unsigned int MAX_OP_RETURN_RELAY
Default setting for -datacarriersize in vbytes.
static constexpr unsigned int DEFAULT_BLOCK_MIN_TX_FEE
Default for -blockmintxfee, which sets the minimum feerate for a transaction in blocks created by min...
static constexpr unsigned int DEFAULT_INCREMENTAL_RELAY_FEE
Default for -incrementalrelayfee, which sets the minimum feerate increase for mempool limiting or rep...
static constexpr unsigned int DEFAULT_ANCESTOR_SIZE_LIMIT_KVB
Default for -limitancestorsize, maximum kilobytes of tx + all in-mempool ancestors.
static constexpr bool DEFAULT_PERMIT_BAREMULTISIG
Default for -permitbaremultisig.
static constexpr unsigned int DUST_RELAY_TX_FEE
Min feerate for defining dust.
static constexpr unsigned int DEFAULT_DESCENDANT_LIMIT
Default for -limitdescendantcount, max number of in-mempool descendants.
static constexpr unsigned int DEFAULT_BYTES_PER_SIGOP
Default for -bytespersigop.
static constexpr unsigned int DEFAULT_DESCENDANT_SIZE_LIMIT_KVB
Default for -limitdescendantsize, maximum kilobytes of in-mempool descendants.
static constexpr unsigned int DEFAULT_BLOCK_MAX_WEIGHT
Default for -blockmaxweight, which controls the range of block weights the mining code will create.
static constexpr unsigned int DEFAULT_BLOCK_RESERVED_WEIGHT
Default for -blockreservedweight.
static const bool DEFAULT_ACCEPT_DATACARRIER
Default for -datacarrier.
static constexpr unsigned int DEFAULT_ANCESTOR_LIMIT
Default for -limitancestorcount, max number of in-mempool ancestors.
static constexpr unsigned int MINIMUM_BLOCK_RESERVED_WEIGHT
This accounts for the block header, var_int encoding of the transaction count and a minimally viable ...
static constexpr unsigned int DEFAULT_MIN_RELAY_TX_FEE
Default for -minrelaytxfee, minimum relay fee for transactions.
ServiceFlags
nServices flags
void RandAddPeriodic() noexcept
Gather entropy from various expensive sources, and feed them to the PRNG state.
static void RegisterAllCoreRPCCommands(CRPCTable &t)
bool(* handler)(const std::any &context, HTTPRequest *req, const std::string &strReq)
const std::string UNIX_EPOCH_TIME
String used to describe UNIX epoch time in documentation, factored out to a constant for consistency.
static constexpr bool DEFAULT_RPC_DOC_CHECK
void SetRPCWarmupFinished()
void SetRPCWarmupStatus(const std::string &newStatus)
Set the RPC warmup status.
void RpcInterruptionPoint()
Throw JSONRPCError if RPC is not running.
static constexpr size_t DEFAULT_VALIDATION_CACHE_BYTES
@ SAFE_CHARS_UA_COMMENT
BIP-0014 subset.
unsigned int nReceiveFloodSize
std::vector< NetWhitebindPermissions > vWhiteBinds
uint64_t nMaxOutboundLimit
CClientUIInterface * uiInterface
std::vector< NetWhitelistPermissions > vWhitelistedRangeIncoming
std::vector< CService > onion_binds
std::vector< std::string > m_specified_outgoing
NetEventsInterface * m_msgproc
std::vector< std::string > m_added_nodes
int64_t m_peer_connect_timeout
std::vector< CService > vBinds
unsigned int nSendBufferMaxSize
int m_max_automatic_connections
ServiceFlags m_local_services
bool m_i2p_accept_incoming
std::vector< std::string > vSeedNodes
bool m_use_addrman_outgoing
bool whitelist_forcerelay
bool bind_on_any
True if the user did not specify -bind= or -whitebind= and thus we should bind on 0....
std::vector< NetWhitelistPermissions > vWhitelistedRangeOutgoing
Application-specific storage settings.
fs::path path
Location in the filesystem where leveldb data will be stored.
Block and header tip information.
double verification_progress
An options struct for ChainstateManager, more ergonomically referred to as ChainstateManager::Options...
const CChainParams & chainparams
Context struct holding the kernel library's logically global state, and passed to external libbitcoin...
Options struct containing options for constructing a CTxMemPool.
bool require_full_verification
Setting require_full_verification to true will require all checks at check_level (below) to succeed f...
std::function< void()> coins_error_cb
NodeContext struct containing references to chain state and connection state.
#define WAIT_LOCK(cs, name)
#define WITH_LOCK(cs, code)
Run code while locking a mutex.
#define TRY_LOCK(cs, name)
std::string SysErrorString(int err)
Return system error string from errno value.
#define EXCLUSIVE_LOCKS_REQUIRED(...)
const std::string DEFAULT_TOR_CONTROL
Default control ip and port.
void InterruptTorControl()
CService DefaultOnionServiceTarget(uint16_t port)
void StartTorControl(CService onion_service_target)
constexpr uint16_t DEFAULT_TOR_SOCKS_PORT
Functionality for communicating with Tor.
static const bool DEFAULT_LISTEN_ONION
constexpr int DEFAULT_TOR_CONTROL_PORT
consteval auto _(util::TranslatedLiteral str)
bilingual_str Untranslated(std::string original)
Mark a bilingual_str as untranslated.
static const int64_t nDefaultDbBatchSize
-dbbatchsize default (bytes)
std::unique_ptr< TxIndex > g_txindex
The global transaction index, used in GetTransaction. May be null.
static constexpr bool DEFAULT_TXINDEX
std::vector< bool > DecodeAsmap(fs::path path)
Read asmap from provided binary file.
bool SplitHostPort(std::string_view in, uint16_t &portOut, std::string &hostOut)
Splits socket address string into host string and port value.
std::optional< uint64_t > ParseByteUnits(std::string_view str, ByteUnit default_multiplier)
Parse a string with suffix unit [k|K|m|M|g|G|t|T].
std::string ToLower(std::string_view str)
Returns the lowercase equivalent of the given string.
std::string SanitizeString(std::string_view str, int rule)
Remove unsafe chars.
void SetMockTime(int64_t nMockTimeIn)
DEPRECATED Use SetMockTime with chrono type.
const std::vector< std::string > CHECKLEVEL_DOC
Documentation for argument 'checklevel'.
static constexpr int MAX_SCRIPTCHECK_THREADS
Maximum number of dedicated script-checking threads allowed.
static constexpr int DEFAULT_CHECKLEVEL
static const uint64_t MIN_DISK_SPACE_FOR_BLOCK_FILES
static const unsigned int MIN_BLOCKS_TO_KEEP
Block files containing a block-height within MIN_BLOCKS_TO_KEEP of ActiveChain().Tip() will not be pr...
SynchronizationState
Current sync state passed to tip changed callbacks.
static const signed int DEFAULT_CHECKBLOCKS
const WalletInitInterface & g_wallet_init_interface
std::unique_ptr< CZMQNotificationInterface > g_zmq_notification_interface
void RegisterZMQRPCCommands(CRPCTable &t)