Line data Source code
1 : // Copyright (c) 2010 Satoshi Nakamoto
2 : // Copyright (c) 2009-2021 The Bitcoin Core developers
3 : // Copyright (c) 2014-2025 The Dash Core developers
4 : // Distributed under the MIT software license, see the accompanying
5 : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
6 :
7 : #include <rpc/server.h>
8 :
9 : #include <rpc/util.h>
10 : #include <shutdown.h>
11 : #include <sync.h>
12 : #include <util/strencodings.h>
13 : #include <util/string.h>
14 : #include <util/system.h>
15 : #include <util/time.h>
16 :
17 : #include <boost/signals2/signal.hpp>
18 :
19 : #include <atomic>
20 : #include <cassert>
21 : #include <chrono>
22 : #include <memory>
23 : #include <mutex>
24 : #include <unordered_map>
25 :
26 : static GlobalMutex g_rpc_warmup_mutex;
27 : static std::atomic<bool> g_rpc_running{false};
28 : static bool fRPCInWarmup GUARDED_BY(g_rpc_warmup_mutex) = true;
29 : static std::string rpcWarmupStatus GUARDED_BY(g_rpc_warmup_mutex) = "RPC server started";
30 : /* Timer-creating functions */
31 : static RPCTimerInterface* timerInterface = nullptr;
32 : /* Map of name to timer. */
33 : static GlobalMutex g_deadline_timers_mutex;
34 146 : static std::map<std::string, std::unique_ptr<RPCTimerBase> > deadlineTimers GUARDED_BY(g_deadline_timers_mutex);
35 : static bool ExecuteCommand(const CRPCCommand& command, const JSONRPCRequest& request, UniValue& result, bool last_handler);
36 :
37 : struct RPCCommandExecutionInfo
38 : {
39 : std::string method;
40 : SteadyClock::time_point start;
41 : };
42 :
43 : struct RPCServerInfo
44 : {
45 : Mutex mutex;
46 : std::list<RPCCommandExecutionInfo> active_commands GUARDED_BY(mutex);
47 : };
48 :
49 146 : static RPCServerInfo g_rpc_server_info;
50 :
51 : struct RPCCommandExecution
52 : {
53 : std::list<RPCCommandExecutionInfo>::iterator it;
54 146 : explicit RPCCommandExecution(const std::string& method)
55 73 : {
56 73 : LOCK(g_rpc_server_info.mutex);
57 73 : it = g_rpc_server_info.active_commands.insert(g_rpc_server_info.active_commands.end(), {method, SteadyClock::now()});
58 146 : }
59 146 : ~RPCCommandExecution()
60 73 : {
61 73 : LOCK(g_rpc_server_info.mutex);
62 73 : g_rpc_server_info.active_commands.erase(it);
63 146 : }
64 : };
65 :
66 146 : static struct CRPCSignals
67 : {
68 : boost::signals2::signal<void ()> Started;
69 : boost::signals2::signal<void ()> Stopped;
70 146 : } g_rpcSignals;
71 :
72 0 : void RPCServer::OnStarted(std::function<void ()> slot)
73 : {
74 0 : g_rpcSignals.Started.connect(slot);
75 0 : }
76 :
77 0 : void RPCServer::OnStopped(std::function<void ()> slot)
78 : {
79 0 : g_rpcSignals.Stopped.connect(slot);
80 0 : }
81 :
82 0 : std::string CRPCTable::help(const std::string& strCommand, const JSONRPCRequest& helpreq) const
83 : {
84 0 : std::string strRet;
85 0 : std::string category;
86 0 : std::set<intptr_t> setDone;
87 0 : std::vector<std::pair<std::string, const CRPCCommand*> > vCommands;
88 :
89 0 : for (const auto& entry : mapCommands)
90 0 : vCommands.emplace_back(entry.second.front()->category + entry.first, entry.second.front());
91 0 : sort(vCommands.begin(), vCommands.end());
92 :
93 0 : JSONRPCRequest jreq = helpreq;
94 0 : jreq.mode = JSONRPCRequest::GET_HELP;
95 0 : jreq.params = UniValue();
96 :
97 0 : for (const std::pair<std::string, const CRPCCommand*>& command : vCommands)
98 : {
99 0 : const CRPCCommand *pcmd = command.second;
100 0 : std::string strMethod = pcmd->name;
101 0 : if ((strCommand != "" || pcmd->category == "hidden") && strMethod != strCommand)
102 0 : continue;
103 :
104 0 : const auto pos_separator{strMethod.find(' ')};
105 0 : const bool is_composite{pos_separator != std::string::npos};
106 0 : if (strCommand.empty() && is_composite) continue;
107 :
108 0 : jreq.strMethod = strMethod;
109 : try
110 : {
111 0 : if (is_composite) {
112 0 : jreq.params.setArray();
113 0 : jreq.params.push_back(strCommand.substr(pos_separator + 1));
114 0 : }
115 0 : UniValue unused_result;
116 0 : if (setDone.insert(pcmd->unique_id).second)
117 0 : pcmd->actor(jreq, unused_result, true /* last_handler */);
118 0 : }
119 : catch (const std::exception& e)
120 : {
121 : // Help text is returned in an exception
122 0 : std::string strHelp = std::string(e.what());
123 0 : if (strCommand == "")
124 : {
125 0 : if (strHelp.find('\n') != std::string::npos)
126 0 : strHelp = strHelp.substr(0, strHelp.find('\n'));
127 :
128 0 : if (category != pcmd->category)
129 : {
130 0 : if (!category.empty())
131 0 : strRet += "\n";
132 0 : category = pcmd->category;
133 0 : strRet += "== " + Capitalize(category) + " ==\n";
134 0 : }
135 0 : }
136 0 : strRet += strHelp + "\n";
137 0 : }
138 0 : }
139 0 : if (strRet == "")
140 0 : strRet = strprintf("help: unknown command: %s\n", strCommand);
141 0 : strRet = strRet.substr(0,strRet.size()-1);
142 0 : return strRet;
143 0 : }
144 :
145 292 : static RPCHelpMan help()
146 : {
147 584 : return RPCHelpMan{"help",
148 292 : "\nList all commands, or get help for a specified command.\n",
149 876 : {
150 292 : {"command", RPCArg::Type::STR, RPCArg::DefaultHint{"all commands"}, "The command to get help on"},
151 292 : {"subcommand", RPCArg::Type::STR, RPCArg::DefaultHint{"all subcommands"}, "The subcommand to get help on."},
152 : },
153 876 : {
154 292 : RPCResult{RPCResult::Type::STR, "", "The help text"},
155 292 : RPCResult{RPCResult::Type::ANY, "", ""},
156 : },
157 292 : RPCExamples{""},
158 292 : [&](const RPCHelpMan& self, const JSONRPCRequest& jsonRequest) -> UniValue
159 : {
160 0 : std::string strCommand, strSubCommand;
161 0 : if (jsonRequest.params.size() > 0) {
162 0 : strCommand = jsonRequest.params[0].get_str();
163 0 : }
164 0 : if (jsonRequest.params.size() > 1) {
165 0 : strCommand += " " + jsonRequest.params[1].get_str();
166 0 : }
167 0 : if (strCommand == "dump_all_command_conversions") {
168 : // Used for testing only, undocumented
169 0 : return tableRPC.dumpArgMap(jsonRequest);
170 : }
171 :
172 0 : return tableRPC.help(strCommand, jsonRequest);
173 0 : },
174 : };
175 0 : }
176 :
177 292 : static RPCHelpMan stop()
178 : {
179 : static const std::string RESULT{PACKAGE_NAME " stopping"};
180 584 : return RPCHelpMan{"stop",
181 : // Also accept the hidden 'wait' integer argument (milliseconds)
182 : // For instance, 'stop 1000' makes the call wait 1 second before returning
183 : // to the client (intended for testing)
184 292 : "\nRequest a graceful shutdown of " PACKAGE_NAME ".",
185 584 : {
186 292 : {"wait", RPCArg::Type::NUM, RPCArg::Optional::OMITTED_NAMED_ARG, "how long to wait in ms", "", {}, /*hidden=*/true},
187 : },
188 292 : RPCResult{RPCResult::Type::STR, "", "A string with the content '" + RESULT + "'"},
189 292 : RPCExamples{""},
190 292 : [&](const RPCHelpMan& self, const JSONRPCRequest& jsonRequest) -> UniValue
191 : {
192 : // Event loop will exit after current HTTP requests have been handled, so
193 : // this reply will get back to the client.
194 0 : StartShutdown();
195 0 : if (jsonRequest.params[0].isNum()) {
196 0 : UninterruptibleSleep(std::chrono::milliseconds{jsonRequest.params[0].getInt<int>()});
197 0 : }
198 0 : return RESULT;
199 : },
200 : };
201 0 : }
202 :
203 292 : static RPCHelpMan uptime()
204 : {
205 584 : return RPCHelpMan{"uptime",
206 292 : "\nReturns the total uptime of the server.\n",
207 292 : {},
208 292 : RPCResult{
209 292 : RPCResult::Type::NUM, "", "The number of seconds that the server has been running"
210 : },
211 292 : RPCExamples{
212 292 : HelpExampleCli("uptime", "")
213 292 : + HelpExampleRpc("uptime", "")
214 : },
215 292 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
216 : {
217 0 : return GetTime() - GetStartupTime();
218 : }
219 : };
220 0 : }
221 :
222 292 : static RPCHelpMan getrpcinfo()
223 : {
224 584 : return RPCHelpMan{"getrpcinfo",
225 292 : "\nReturns details of the RPC server.\n",
226 292 : {},
227 292 : RPCResult{
228 292 : RPCResult::Type::OBJ, "", "",
229 876 : {
230 584 : {RPCResult::Type::ARR, "active_commands", "All active commands",
231 584 : {
232 584 : {RPCResult::Type::OBJ, "", "Information about an active command",
233 876 : {
234 292 : {RPCResult::Type::STR, "method", "The name of the RPC command"},
235 292 : {RPCResult::Type::NUM, "duration", "The running time in microseconds"},
236 : }},
237 : }},
238 292 : {RPCResult::Type::STR, "logpath", "The complete file path to the debug log"},
239 : }
240 : },
241 292 : RPCExamples{
242 292 : HelpExampleCli("getrpcinfo", "")
243 292 : + HelpExampleRpc("getrpcinfo", "")},
244 292 : [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
245 : {
246 0 : LOCK(g_rpc_server_info.mutex);
247 0 : UniValue active_commands(UniValue::VARR);
248 0 : for (const RPCCommandExecutionInfo& info : g_rpc_server_info.active_commands) {
249 0 : UniValue entry(UniValue::VOBJ);
250 0 : entry.pushKV("method", info.method);
251 0 : entry.pushKV("duration", int64_t{Ticks<std::chrono::microseconds>(SteadyClock::now() - info.start)});
252 0 : active_commands.push_back(entry);
253 0 : }
254 :
255 0 : UniValue result(UniValue::VOBJ);
256 0 : result.pushKV("active_commands", active_commands);
257 :
258 0 : const std::string path = LogInstance().m_file_path.utf8string();
259 0 : UniValue log_path(UniValue::VSTR, path);
260 0 : result.pushKV("logpath", log_path);
261 :
262 0 : return result;
263 0 : }
264 : };
265 0 : }
266 :
267 730 : static const CRPCCommand vRPCCommands[]{
268 : /* Overall control/query calls */
269 146 : {"control", &getrpcinfo},
270 146 : {"control", &help},
271 146 : {"control", &stop},
272 146 : {"control", &uptime},
273 : };
274 :
275 306 : CRPCTable::CRPCTable()
276 153 : {
277 765 : for (const auto& c : vRPCCommands) {
278 612 : appendCommand(c.name, &c);
279 : }
280 306 : }
281 :
282 30997 : void CRPCTable::appendCommand(const std::string& name, const CRPCCommand* pcmd)
283 : {
284 30997 : CHECK_NONFATAL(!IsRPCRunning()); // Only add commands before rpc is running
285 :
286 30997 : mapCommands[name].push_back(pcmd);
287 30997 : }
288 :
289 1008 : bool CRPCTable::removeCommand(const std::string& name, const CRPCCommand* pcmd)
290 : {
291 1008 : auto it = mapCommands.find(name);
292 1008 : if (it != mapCommands.end()) {
293 1008 : auto new_end = std::remove(it->second.begin(), it->second.end(), pcmd);
294 1008 : if (it->second.end() != new_end) {
295 1008 : it->second.erase(new_end, it->second.end());
296 1008 : return true;
297 : }
298 0 : }
299 0 : return false;
300 1008 : }
301 :
302 0 : void StartRPC()
303 : {
304 0 : LogPrint(BCLog::RPC, "Starting RPC\n");
305 0 : g_rpc_running = true;
306 0 : g_rpcSignals.Started();
307 0 : }
308 :
309 0 : void InterruptRPC()
310 : {
311 : static std::once_flag g_rpc_interrupt_flag;
312 : // This function could be called twice if the GUI has been started with -server=1.
313 0 : std::call_once(g_rpc_interrupt_flag, []() {
314 0 : LogPrint(BCLog::RPC, "Interrupting RPC\n");
315 : // Interrupt e.g. running longpolls
316 0 : g_rpc_running = false;
317 0 : });
318 0 : }
319 :
320 0 : void StopRPC()
321 : {
322 : static std::once_flag g_rpc_stop_flag;
323 : // This function could be called twice if the GUI has been started with -server=1.
324 0 : assert(!g_rpc_running);
325 0 : std::call_once(g_rpc_stop_flag, []() {
326 0 : LogPrint(BCLog::RPC, "Stopping RPC\n");
327 0 : WITH_LOCK(g_deadline_timers_mutex, deadlineTimers.clear());
328 0 : DeleteAuthCookie();
329 0 : g_rpcSignals.Stopped();
330 0 : });
331 0 : }
332 :
333 30997 : bool IsRPCRunning()
334 : {
335 30997 : return g_rpc_running;
336 : }
337 :
338 0 : void RpcInterruptionPoint()
339 : {
340 0 : if (!IsRPCRunning()) throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Shutting down");
341 0 : }
342 :
343 0 : void SetRPCWarmupStatus(const std::string& newStatus)
344 : {
345 0 : LOCK(g_rpc_warmup_mutex);
346 0 : rpcWarmupStatus = newStatus;
347 0 : }
348 :
349 1 : void SetRPCWarmupFinished()
350 : {
351 1 : LOCK(g_rpc_warmup_mutex);
352 1 : assert(fRPCInWarmup);
353 1 : fRPCInWarmup = false;
354 1 : }
355 :
356 73 : bool RPCIsInWarmup(std::string *outStatus)
357 : {
358 73 : LOCK(g_rpc_warmup_mutex);
359 73 : if (outStatus)
360 0 : *outStatus = rpcWarmupStatus;
361 73 : return fRPCInWarmup;
362 73 : }
363 :
364 2 : bool IsDeprecatedRPCEnabled(const std::string& method)
365 : {
366 2 : const std::vector<std::string> enabled_methods = gArgs.GetArgs("-deprecatedrpc");
367 :
368 2 : return find(enabled_methods.begin(), enabled_methods.end(), method) != enabled_methods.end();
369 2 : }
370 :
371 0 : static UniValue JSONRPCExecOne(JSONRPCRequest jreq, const UniValue& req)
372 : {
373 0 : UniValue rpc_result(UniValue::VOBJ);
374 :
375 : try {
376 0 : jreq.parse(req);
377 :
378 0 : UniValue result = tableRPC.execute(jreq);
379 0 : rpc_result = JSONRPCReplyObj(result, NullUniValue, jreq.id);
380 0 : }
381 : catch (const UniValue& objError)
382 : {
383 0 : rpc_result = JSONRPCReplyObj(NullUniValue, objError, jreq.id);
384 0 : }
385 : catch (const std::exception& e)
386 : {
387 0 : rpc_result = JSONRPCReplyObj(NullUniValue,
388 0 : JSONRPCError(RPC_PARSE_ERROR, e.what()), jreq.id);
389 0 : }
390 :
391 0 : return rpc_result;
392 0 : }
393 :
394 0 : std::string JSONRPCExecBatch(const JSONRPCRequest& jreq, const UniValue& vReq)
395 : {
396 0 : UniValue ret(UniValue::VARR);
397 0 : for (unsigned int reqIdx = 0; reqIdx < vReq.size(); reqIdx++)
398 0 : ret.push_back(JSONRPCExecOne(jreq, vReq[reqIdx]));
399 :
400 0 : return ret.write() + "\n";
401 0 : }
402 :
403 : /**
404 : * Process named arguments into a vector of positional arguments, based on the
405 : * passed-in specification for the RPC call's arguments.
406 : */
407 6 : static inline JSONRPCRequest transformNamedArguments(const JSONRPCRequest& in, const std::vector<std::string>& argNames)
408 : {
409 6 : JSONRPCRequest out = in;
410 6 : out.params = UniValue(UniValue::VARR);
411 : // Build a map of parameters, and remove ones that have been processed, so that we can throw a focused error if
412 : // there is an unknown one.
413 6 : const std::vector<std::string>& keys = in.params.getKeys();
414 6 : const std::vector<UniValue>& values = in.params.getValues();
415 6 : std::unordered_map<std::string, const UniValue*> argsIn;
416 18 : for (size_t i=0; i<keys.size(); ++i) {
417 13 : auto [_, inserted] = argsIn.emplace(keys[i], &values[i]);
418 13 : if (!inserted) {
419 1 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Parameter " + keys[i] + " specified multiple times");
420 : }
421 12 : }
422 : // Process expected parameters. If any parameters were left unspecified in
423 : // the request before a parameter that was specified, null values need to be
424 : // inserted at the unspecified parameter positions, and the "hole" variable
425 : // below tracks the number of null values that need to be inserted.
426 : // The "initial_hole_size" variable stores the size of the initial hole,
427 : // i.e. how many initial positional arguments were left unspecified. This is
428 : // used after the for-loop to add initial positional arguments from the
429 : // "args" parameter, if present.
430 5 : int hole = 0;
431 5 : int initial_hole_size = 0;
432 30 : for (const std::string &argNamePattern: argNames) {
433 25 : std::vector<std::string> vargNames = SplitString(argNamePattern, '|');
434 25 : auto fr = argsIn.end();
435 43 : for (const std::string & argName : vargNames) {
436 25 : fr = argsIn.find(argName);
437 25 : if (fr != argsIn.end()) {
438 7 : break;
439 : }
440 : }
441 25 : if (fr != argsIn.end()) {
442 15 : for (int i = 0; i < hole; ++i) {
443 : // Fill hole between specified parameters with JSON nulls,
444 : // but not at the end (for backwards compatibility with calls
445 : // that act based on number of specified parameters).
446 8 : out.params.push_back(UniValue());
447 8 : }
448 7 : hole = 0;
449 7 : out.params.push_back(*fr->second);
450 7 : argsIn.erase(fr);
451 7 : } else {
452 18 : hole += 1;
453 18 : if (out.params.empty()) initial_hole_size = hole;
454 : }
455 25 : }
456 : // If leftover "args" param was found, use it as a source of positional
457 : // arguments and add named arguments after. This is a convenience for
458 : // clients that want to pass a combination of named and positional
459 : // arguments as described in doc/JSON-RPC-interface.md#parameter-passing
460 5 : auto positional_args{argsIn.extract("args")};
461 5 : if (positional_args && positional_args.mapped()->isArray()) {
462 3 : const bool has_named_arguments{initial_hole_size < (int)argNames.size()};
463 3 : if (initial_hole_size < (int)positional_args.mapped()->size() && has_named_arguments) {
464 1 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Parameter " + argNames[initial_hole_size] + " specified twice both as positional and named argument");
465 : }
466 : // Assign positional_args to out.params and append named_args after.
467 2 : UniValue named_args{std::move(out.params)};
468 2 : out.params = *positional_args.mapped();
469 5 : for (size_t i{out.params.size()}; i < named_args.size(); ++i) {
470 3 : out.params.push_back(named_args[i]);
471 3 : }
472 2 : }
473 : // If there are still arguments in the argsIn map, this is an error.
474 4 : if (!argsIn.empty()) {
475 1 : throw JSONRPCError(RPC_INVALID_PARAMETER, "Unknown named parameter " + argsIn.begin()->first);
476 : }
477 : // Return request with named arguments transformed to positional arguments
478 3 : return out;
479 9 : }
480 :
481 49 : static bool ExecuteCommands(const std::vector<const CRPCCommand*>& commands, const JSONRPCRequest& request, UniValue& result)
482 : {
483 49 : for (const auto& command : commands) {
484 49 : if (ExecuteCommand(*command, request, result, &command == &commands.back())) {
485 49 : return true;
486 : }
487 : }
488 0 : return false;
489 49 : }
490 :
491 73 : UniValue CRPCTable::execute(const JSONRPCRequest &request) const
492 : {
493 : // Return immediately if in warmup
494 : {
495 73 : LOCK(g_rpc_warmup_mutex);
496 73 : if (fRPCInWarmup)
497 0 : throw JSONRPCError(RPC_IN_WARMUP, rpcWarmupStatus);
498 97 : }
499 :
500 73 : auto it = mapCommands.end();
501 :
502 73 : std::string subcommand;
503 73 : if (request.params.size() > 0 && request.params[0].isStr()) {
504 32 : subcommand = request.params[0].get_str();
505 32 : it = mapCommands.find(request.strMethod + " " + subcommand);
506 32 : }
507 :
508 : // Find method
509 73 : if (it == mapCommands.end()) {
510 63 : it = mapCommands.find(request.strMethod);
511 63 : subcommand.clear();
512 63 : }
513 73 : if (it != mapCommands.end()) {
514 73 : UniValue result;
515 73 : const JSONRPCRequest new_request{subcommand.empty() ? request : request.squashed() };
516 73 : if (ExecuteCommands(it->second, new_request, result)) {
517 49 : return result;
518 : }
519 73 : }
520 0 : throw JSONRPCError(RPC_METHOD_NOT_FOUND, "Method not found");
521 97 : }
522 :
523 73 : static bool ExecuteCommand(const CRPCCommand& command, const JSONRPCRequest& request, UniValue& result, bool last_handler)
524 : {
525 : try {
526 73 : RPCCommandExecution execution(request.strMethod);
527 : // Execute, convert arguments to array if necessary
528 73 : if (request.params.isObject()) {
529 6 : return command.actor(transformNamedArguments(request, command.argNames), result, last_handler);
530 : } else {
531 67 : return command.actor(request, result, last_handler);
532 : }
533 81 : } catch (const UniValue::type_error& e) {
534 0 : throw JSONRPCError(RPC_TYPE_ERROR, e.what());
535 0 : } catch (const std::exception& e) {
536 8 : throw JSONRPCError(RPC_MISC_ERROR, e.what());
537 8 : }
538 81 : }
539 :
540 0 : std::vector<std::string> CRPCTable::listCommands() const
541 : {
542 0 : std::vector<std::string> commandList;
543 0 : for (const auto& i : mapCommands) commandList.emplace_back(i.first);
544 0 : return commandList;
545 0 : }
546 :
547 0 : UniValue CRPCTable::dumpArgMap(const JSONRPCRequest& args_request) const
548 : {
549 0 : JSONRPCRequest request(args_request);
550 0 : request.mode = JSONRPCRequest::GET_ARGS;
551 :
552 0 : UniValue ret{UniValue::VARR};
553 0 : for (const auto& cmd : mapCommands) {
554 : // TODO: implement mapping argument to type for composite commands
555 0 : if (cmd.first.find(' ') != std::string::npos) continue;
556 0 : UniValue result;
557 0 : if (ExecuteCommands(cmd.second, request, result)) {
558 0 : for (const auto& values : result.getValues()) {
559 0 : ret.push_back(values);
560 : }
561 0 : }
562 0 : }
563 0 : return ret;
564 0 : }
565 :
566 0 : void RPCSetTimerInterfaceIfUnset(RPCTimerInterface *iface)
567 : {
568 0 : if (!timerInterface)
569 0 : timerInterface = iface;
570 0 : }
571 :
572 0 : void RPCSetTimerInterface(RPCTimerInterface *iface)
573 : {
574 0 : timerInterface = iface;
575 0 : }
576 :
577 0 : void RPCUnsetTimerInterface(RPCTimerInterface *iface)
578 : {
579 0 : if (timerInterface == iface)
580 0 : timerInterface = nullptr;
581 0 : }
582 :
583 0 : void RPCRunLater(const std::string& name, std::function<void()> func, int64_t nSeconds)
584 : {
585 0 : if (!timerInterface)
586 0 : throw JSONRPCError(RPC_INTERNAL_ERROR, "No timer handler registered for RPC");
587 0 : LOCK(g_deadline_timers_mutex);
588 0 : deadlineTimers.erase(name);
589 0 : LogPrint(BCLog::RPC, "queue run of timer %s in %i seconds (using %s)\n", name, nSeconds, timerInterface->Name());
590 0 : deadlineTimers.emplace(name, std::unique_ptr<RPCTimerBase>(timerInterface->NewTimer(func, nSeconds*1000)));
591 0 : }
592 :
593 146 : CRPCTable tableRPC;
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