1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2007 InspIRCd Development Team
6 * See: http://www.inspircd.org/wiki/index.php/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
14 #include "configreader.h"
19 #include "exitcodes.h"
20 #include "commands/cmd_whowas.h"
22 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
24 ServerConfig::ServerConfig(InspIRCd* Instance) : ServerInstance(Instance)
27 *ServerName = *Network = *ServerDesc = *AdminName = '\0';
28 *HideWhoisServer = *AdminEmail = *AdminNick = *diepass = *restartpass = '\0';
29 *CustomVersion = *motd = *rules = *PrefixQuit = *DieValue = *DNSServer = '\0';
30 *UserStats = *ModPath = *MyExecutable = *DisabledCommands = *PID = '\0';
31 WhoWasGroupSize = WhoWasMaxGroups = WhoWasMaxKeep = 0;
33 NoUserDns = forcedebug = OperSpyWhois = nofork = HideBans = HideSplits = UndernetMsgPrefix = false;
34 CycleHosts = writelog = AllowHalfop = true;
35 dns_timeout = DieDelay = 5;
37 NetBufferSize = 10240;
38 SoftLimit = MAXCLIENTS;
48 void ServerConfig::ClearStack()
50 include_stack.clear();
53 Module* ServerConfig::GetIOHook(int port)
55 std::map<int,Module*>::iterator x = IOHookModule.find(port);
56 return (x != IOHookModule.end() ? x->second : NULL);
59 Module* ServerConfig::GetIOHook(InspSocket* is)
61 std::map<InspSocket*,Module*>::iterator x = SocketIOHookModule.find(is);
62 return (x != SocketIOHookModule.end() ? x->second : NULL);
65 bool ServerConfig::AddIOHook(int port, Module* iomod)
69 IOHookModule[port] = iomod;
74 throw ModuleException("Port already hooked by another module");
79 bool ServerConfig::AddIOHook(Module* iomod, InspSocket* is)
83 SocketIOHookModule[is] = iomod;
84 is->IsIOHooked = true;
89 throw ModuleException("InspSocket derived class already hooked by another module");
94 bool ServerConfig::DelIOHook(int port)
96 std::map<int,Module*>::iterator x = IOHookModule.find(port);
97 if (x != IOHookModule.end())
99 IOHookModule.erase(x);
105 bool ServerConfig::DelIOHook(InspSocket* is)
107 std::map<InspSocket*,Module*>::iterator x = SocketIOHookModule.find(is);
108 if (x != SocketIOHookModule.end())
110 SocketIOHookModule.erase(x);
116 void ServerConfig::Update005()
118 std::stringstream out(data005);
121 int token_counter = 0;
125 line5 = line5 + token + " ";
127 if (token_counter >= 13)
130 snprintf(buf, MAXBUF, "%s:are supported by this server", line5.c_str());
131 isupport.push_back(buf);
139 snprintf(buf, MAXBUF, "%s:are supported by this server", line5.c_str());
140 isupport.push_back(buf);
144 void ServerConfig::Send005(userrec* user)
146 for (std::vector<std::string>::iterator line = ServerInstance->Config->isupport.begin(); line != ServerInstance->Config->isupport.end(); line++)
147 user->WriteServ("005 %s %s", user->nick, line->c_str());
150 bool ServerConfig::CheckOnce(char* tag, bool bail, userrec* user)
152 int count = ConfValueEnum(this->config_data, tag);
156 throw CoreException("You have more than one <"+std::string(tag)+"> tag, this is not permitted.");
161 throw CoreException("You have not defined a <"+std::string(tag)+"> tag, this is required.");
167 bool NoValidation(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
172 bool ValidateMaxTargets(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
174 if ((data.GetInteger() < 0) || (data.GetInteger() > 31))
176 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:maxtargets> value is greater than 31 or less than 0, set to 20.");
182 bool ValidateSoftLimit(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
184 if ((data.GetInteger() < 1) || (data.GetInteger() > MAXCLIENTS))
186 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
187 data.Set(MAXCLIENTS);
192 bool ValidateMaxConn(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
194 if (data.GetInteger() > SOMAXCONN)
195 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
199 bool InitializeDisabledCommands(const char* data, InspIRCd* ServerInstance)
201 std::stringstream dcmds(data);
204 /* Enable everything first */
205 for (nspace::hash_map<std::string,command_t*>::iterator x = ServerInstance->Parser->cmdlist.begin(); x != ServerInstance->Parser->cmdlist.end(); x++)
206 x->second->Disable(false);
208 /* Now disable all the ones which the user wants disabled */
209 while (dcmds >> thiscmd)
211 nspace::hash_map<std::string,command_t*>::iterator cm = ServerInstance->Parser->cmdlist.find(thiscmd);
212 if (cm != ServerInstance->Parser->cmdlist.end())
214 cm->second->Disable(true);
220 bool ValidateDnsServer(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
222 if (!*(data.GetString()))
224 // attempt to look up their nameserver from /etc/resolv.conf
225 conf->GetInstance()->Log(DEFAULT,"WARNING: <dns:server> not defined, attempting to find working server in /etc/resolv.conf...");
226 ifstream resolv("/etc/resolv.conf");
227 std::string nameserver;
228 bool found_server = false;
230 if (resolv.is_open())
232 while (resolv >> nameserver)
234 if ((nameserver == "nameserver") && (!found_server))
236 resolv >> nameserver;
237 data.Set(nameserver.c_str());
239 conf->GetInstance()->Log(DEFAULT,"<dns:server> set to '%s' as first resolver in /etc/resolv.conf.",nameserver.c_str());
245 conf->GetInstance()->Log(DEFAULT,"/etc/resolv.conf contains no viable nameserver entries! Defaulting to nameserver '127.0.0.1'!");
246 data.Set("127.0.0.1");
251 conf->GetInstance()->Log(DEFAULT,"/etc/resolv.conf can't be opened! Defaulting to nameserver '127.0.0.1'!");
252 data.Set("127.0.0.1");
258 bool ValidateServerName(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
260 /* If we already have a servername, and they changed it, we should throw an exception. */
261 if ((strcasecmp(conf->ServerName, data.GetString())) && (*conf->ServerName))
263 throw CoreException("Configuration error: You cannot change your servername at runtime! Please restart your server for this change to be applied.");
264 /* XXX: We don't actually reach this return of course... */
267 if (!strchr(data.GetString(),'.'))
269 conf->GetInstance()->Log(DEFAULT,"WARNING: <server:name> '%s' is not a fully-qualified domain name. Changed to '%s%c'",data.GetString(),data.GetString(),'.');
270 std::string moo = std::string(data.GetString()).append(".");
271 data.Set(moo.c_str());
276 bool ValidateNetBufferSize(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
278 if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1024))
280 conf->GetInstance()->Log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
286 bool ValidateMaxWho(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
288 if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1))
290 conf->GetInstance()->Log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
296 bool ValidateLogLevel(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
298 std::string dbg = data.GetString();
299 conf->LogLevel = DEFAULT;
302 conf->LogLevel = DEBUG;
303 else if (dbg == "verbose")
304 conf->LogLevel = VERBOSE;
305 else if (dbg == "default")
306 conf->LogLevel = DEFAULT;
307 else if (dbg == "sparse")
308 conf->LogLevel = SPARSE;
309 else if (dbg == "none")
310 conf->LogLevel = NONE;
312 conf->debugging = (conf->LogLevel == DEBUG);
317 bool ValidateMotd(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
319 conf->ReadFile(conf->MOTD, data.GetString());
323 bool ValidateRules(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
325 conf->ReadFile(conf->RULES, data.GetString());
329 bool ValidateWhoWas(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
331 conf->WhoWasMaxKeep = conf->GetInstance()->Duration(data.GetString());
333 if (conf->WhoWasGroupSize < 0)
334 conf->WhoWasGroupSize = 0;
336 if (conf->WhoWasMaxGroups < 0)
337 conf->WhoWasMaxGroups = 0;
339 if (conf->WhoWasMaxKeep < 3600)
341 conf->WhoWasMaxKeep = 3600;
342 conf->GetInstance()->Log(DEFAULT,"WARNING: <whowas:maxkeep> value less than 3600, setting to default 3600");
345 command_t* whowas_command = conf->GetInstance()->Parser->GetHandler("WHOWAS");
348 std::deque<classbase*> params;
349 whowas_command->HandleInternal(WHOWAS_PRUNE, params);
355 /* Callback called before processing the first <connect> tag
357 bool InitConnect(ServerConfig* conf, const char* tag)
359 conf->GetInstance()->Log(DEFAULT,"Reading connect classes...");
360 conf->Classes.clear();
364 /* Callback called to process a single <connect> tag
366 bool DoConnect(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
369 const char* allow = values[0].GetString(); /* Yeah, there are a lot of values. Live with it. */
370 const char* deny = values[1].GetString();
371 const char* password = values[2].GetString();
372 int timeout = values[3].GetInteger();
373 int pingfreq = values[4].GetInteger();
374 int flood = values[5].GetInteger();
375 int threshold = values[6].GetInteger();
376 int sendq = values[7].GetInteger();
377 int recvq = values[8].GetInteger();
378 int localmax = values[9].GetInteger();
379 int globalmax = values[10].GetInteger();
383 ConnectClass c(timeout, flood, allow, pingfreq, password, threshold, sendq, recvq, localmax, globalmax);
384 conf->Classes.push_back(c);
388 ConnectClass c(deny);
389 conf->Classes.push_back(c);
395 /* Callback called when there are no more <connect> tags
397 bool DoneConnect(ServerConfig* conf, const char* tag)
402 /* Callback called before processing the first <uline> tag
404 bool InitULine(ServerConfig* conf, const char* tag)
406 conf->ulines.clear();
410 /* Callback called to process a single <uline> tag
412 bool DoULine(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
414 const char* server = values[0].GetString();
415 conf->ulines.push_back(server);
419 /* Callback called when there are no more <uline> tags
421 bool DoneULine(ServerConfig* conf, const char* tag)
426 /* Callback called before processing the first <module> tag
428 bool InitModule(ServerConfig* conf, const char* tag)
430 old_module_names.clear();
431 new_module_names.clear();
432 added_modules.clear();
433 removed_modules.clear();
434 for (std::vector<std::string>::iterator t = conf->module_names.begin(); t != conf->module_names.end(); t++)
436 old_module_names.push_back(*t);
441 /* Callback called to process a single <module> tag
443 bool DoModule(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
445 const char* modname = values[0].GetString();
446 new_module_names.push_back(modname);
450 /* Callback called when there are no more <module> tags
452 bool DoneModule(ServerConfig* conf, const char* tag)
454 // now create a list of new modules that are due to be loaded
455 // and a seperate list of modules which are due to be unloaded
456 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
460 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
467 added_modules.push_back(*_new);
470 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
473 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
480 removed_modules.push_back(*oldm);
485 /* Callback called before processing the first <banlist> tag
487 bool InitMaxBans(ServerConfig* conf, const char* tag)
489 conf->maxbans.clear();
493 /* Callback called to process a single <banlist> tag
495 bool DoMaxBans(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
497 const char* channel = values[0].GetString();
498 int limit = values[1].GetInteger();
499 conf->maxbans[channel] = limit;
503 /* Callback called when there are no more <banlist> tags.
505 bool DoneMaxBans(ServerConfig* conf, const char* tag)
510 void ServerConfig::ReportConfigError(const std::string &errormessage, bool bail, userrec* user)
512 ServerInstance->Log(DEFAULT, "There were errors in your configuration file: %s", errormessage.c_str());
515 /* Unneeded because of the ServerInstance->Log() aboive? */
516 printf("There were errors in your configuration:\n%s\n\n",errormessage.c_str());
517 InspIRCd::Exit(EXIT_STATUS_CONFIG);
521 std::string errors = errormessage;
522 std::string::size_type start;
523 unsigned int prefixlen;
525 /* ":ServerInstance->Config->ServerName NOTICE user->nick :" */
528 prefixlen = strlen(this->ServerName) + strlen(user->nick) + 11;
529 user->WriteServ("NOTICE %s :There were errors in the configuration file:",user->nick);
530 while (start < errors.length())
532 user->WriteServ("NOTICE %s :%s",user->nick, errors.substr(start, 510 - prefixlen).c_str());
533 start += 510 - prefixlen;
538 ServerInstance->WriteOpers("There were errors in the configuration file:");
539 while (start < errors.length())
541 ServerInstance->WriteOpers(errors.substr(start, 360).c_str());
549 void ServerConfig::Read(bool bail, userrec* user)
551 static char debug[MAXBUF]; /* Temporary buffer for debugging value */
552 static char maxkeep[MAXBUF]; /* Temporary buffer for WhoWasMaxKeep value */
553 int rem = 0, add = 0; /* Number of modules added, number of modules removed */
554 std::ostringstream errstr; /* String stream containing the error output */
556 /* These tags MUST occur and must ONLY occur once in the config file */
557 static char* Once[] = { "server", "admin", "files", "power", "options", NULL };
559 /* These tags can occur ONCE or not at all */
560 InitialConfig Values[] = {
561 {"options", "softlimit", MAXCLIENTS_S, new ValueContainerUInt (&this->SoftLimit), DT_INTEGER, ValidateSoftLimit},
562 {"options", "somaxconn", SOMAXCONN_S, new ValueContainerInt (&this->MaxConn), DT_INTEGER, ValidateMaxConn},
563 {"server", "name", "", new ValueContainerChar (this->ServerName), DT_CHARPTR, ValidateServerName},
564 {"server", "description", "Configure Me", new ValueContainerChar (this->ServerDesc), DT_CHARPTR, NoValidation},
565 {"server", "network", "Network", new ValueContainerChar (this->Network), DT_CHARPTR, NoValidation},
566 {"admin", "name", "", new ValueContainerChar (this->AdminName), DT_CHARPTR, NoValidation},
567 {"admin", "email", "Mis@configu.red", new ValueContainerChar (this->AdminEmail), DT_CHARPTR, NoValidation},
568 {"admin", "nick", "Misconfigured", new ValueContainerChar (this->AdminNick), DT_CHARPTR, NoValidation},
569 {"files", "motd", "", new ValueContainerChar (this->motd), DT_CHARPTR, ValidateMotd},
570 {"files", "rules", "", new ValueContainerChar (this->rules), DT_CHARPTR, ValidateRules},
571 {"power", "diepass", "", new ValueContainerChar (this->diepass), DT_CHARPTR, NoValidation},
572 {"power", "pause", "", new ValueContainerInt (&this->DieDelay), DT_INTEGER, NoValidation},
573 {"power", "restartpass", "", new ValueContainerChar (this->restartpass), DT_CHARPTR, NoValidation},
574 {"options", "prefixquit", "", new ValueContainerChar (this->PrefixQuit), DT_CHARPTR, NoValidation},
575 {"options", "loglevel", "default", new ValueContainerChar (debug), DT_CHARPTR, ValidateLogLevel},
576 {"options", "netbuffersize","10240", new ValueContainerInt (&this->NetBufferSize), DT_INTEGER, ValidateNetBufferSize},
577 {"options", "maxwho", "128", new ValueContainerInt (&this->MaxWhoResults), DT_INTEGER, ValidateMaxWho},
578 {"options", "allowhalfop", "0", new ValueContainerBool (&this->AllowHalfop), DT_BOOLEAN, NoValidation},
579 {"dns", "server", "", new ValueContainerChar (this->DNSServer), DT_CHARPTR, ValidateDnsServer},
580 {"dns", "timeout", "5", new ValueContainerInt (&this->dns_timeout), DT_INTEGER, NoValidation},
581 {"options", "moduledir", MOD_PATH, new ValueContainerChar (this->ModPath), DT_CHARPTR, NoValidation},
582 {"disabled", "commands", "", new ValueContainerChar (this->DisabledCommands), DT_CHARPTR, NoValidation},
583 {"options", "userstats", "", new ValueContainerChar (this->UserStats), DT_CHARPTR, NoValidation},
584 {"options", "customversion","", new ValueContainerChar (this->CustomVersion), DT_CHARPTR, NoValidation},
585 {"options", "hidesplits", "0", new ValueContainerBool (&this->HideSplits), DT_BOOLEAN, NoValidation},
586 {"options", "hidebans", "0", new ValueContainerBool (&this->HideBans), DT_BOOLEAN, NoValidation},
587 {"options", "hidewhois", "", new ValueContainerChar (this->HideWhoisServer), DT_CHARPTR, NoValidation},
588 {"options", "operspywhois", "0", new ValueContainerBool (&this->OperSpyWhois), DT_BOOLEAN, NoValidation},
589 {"options", "nouserdns", "0", new ValueContainerBool (&this->NoUserDns), DT_BOOLEAN, NoValidation},
590 {"options", "syntaxhints", "0", new ValueContainerBool (&this->SyntaxHints), DT_BOOLEAN, NoValidation},
591 {"options", "cyclehosts", "0", new ValueContainerBool (&this->CycleHosts), DT_BOOLEAN, NoValidation},
592 {"options", "ircumsgprefix","0", new ValueContainerBool (&this->UndernetMsgPrefix), DT_BOOLEAN, NoValidation},
593 {"options", "announceinvites", "1", new ValueContainerBool (&this->AnnounceInvites), DT_BOOLEAN, NoValidation},
594 {"options", "hostintopic", "1", new ValueContainerBool (&this->FullHostInTopic), DT_BOOLEAN, NoValidation},
595 {"pid", "file", "", new ValueContainerChar (this->PID), DT_CHARPTR, NoValidation},
596 {"whowas", "groupsize", "10", new ValueContainerInt (&this->WhoWasGroupSize), DT_INTEGER, NoValidation},
597 {"whowas", "maxgroups", "10240", new ValueContainerInt (&this->WhoWasMaxGroups), DT_INTEGER, NoValidation},
598 {"whowas", "maxkeep", "3600", new ValueContainerChar (maxkeep), DT_CHARPTR, ValidateWhoWas},
599 {"die", "value", "", new ValueContainerChar (this->DieValue), DT_CHARPTR, NoValidation},
600 {"channels", "users", "20", new ValueContainerUInt (&this->MaxChans), DT_INTEGER, NoValidation},
601 {"channels", "opers", "60", new ValueContainerUInt (&this->OperMaxChans), DT_INTEGER, NoValidation},
605 /* These tags can occur multiple times, and therefore they have special code to read them
606 * which is different to the code for reading the singular tags listed above.
608 MultiConfig MultiValues[] = {
611 {"allow", "deny", "password", "timeout", "pingfreq", "flood",
612 "threshold", "sendq", "recvq", "localmax", "globalmax", NULL},
613 {"", "", "", "", "120", "",
614 "", "", "", "3", "3", NULL},
615 {DT_CHARPTR, DT_CHARPTR, DT_CHARPTR, DT_INTEGER, DT_INTEGER, DT_INTEGER,
616 DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER},
617 InitConnect, DoConnect, DoneConnect},
623 InitULine,DoULine,DoneULine},
626 {"chan", "limit", NULL},
628 {DT_CHARPTR, DT_INTEGER},
629 InitMaxBans, DoMaxBans, DoneMaxBans},
635 InitModule, DoModule, DoneModule},
638 {"reason", "ipmask", NULL},
639 {"No reason", "", NULL},
640 {DT_CHARPTR, DT_CHARPTR},
641 InitXLine, DoZLine, DoneZLine},
644 {"reason", "nick", NULL},
645 {"No reason", "", NULL},
646 {DT_CHARPTR, DT_CHARPTR},
647 InitXLine, DoQLine, DoneQLine},
650 {"reason", "host", NULL},
651 {"No reason", "", NULL},
652 {DT_CHARPTR, DT_CHARPTR},
653 InitXLine, DoKLine, DoneKLine},
656 {"reason", "host", NULL},
657 {"No reason", "", NULL},
658 {DT_CHARPTR, DT_CHARPTR},
659 InitXLine, DoELine, DoneELine},
662 {"name", "classes", NULL},
664 {DT_CHARPTR, DT_CHARPTR},
665 InitTypes, DoType, DoneClassesAndTypes},
668 {"name", "commands", NULL},
670 {DT_CHARPTR, DT_CHARPTR},
671 InitClasses, DoClass, DoneClassesAndTypes},
676 include_stack.clear();
678 /* Load and parse the config file, if there are any errors then explode */
680 /* Make a copy here so if it fails then we can carry on running with an unaffected config */
681 ConfigDataHash newconfig;
683 if (this->LoadConf(newconfig, CONFIG_FILE, errstr))
685 /* If we succeeded, set the ircd config to the new one */
686 this->config_data = newconfig;
690 ReportConfigError(errstr.str(), bail, user);
694 /* The stuff in here may throw CoreException, be sure we're in a position to catch it. */
697 /* Check we dont have more than one of singular tags, or any of them missing
699 for (int Index = 0; Once[Index]; Index++)
700 if (!CheckOnce(Once[Index], bail, user))
703 /* Read the values of all the tags which occur once or not at all, and call their callbacks.
705 for (int Index = 0; Values[Index].tag; Index++)
708 int dt = Values[Index].datatype;
709 bool allow_newlines = ((dt & DT_ALLOW_NEWLINE) > 0);
710 dt &= ~DT_ALLOW_NEWLINE;
712 ConfValue(this->config_data, Values[Index].tag, Values[Index].value, Values[Index].default_value, 0, item, MAXBUF, allow_newlines);
715 if (!Values[Index].validation_function(this, Values[Index].tag, Values[Index].value, vi))
716 throw CoreException("One or more values in your configuration file failed to validate. Please see your ircd.log for more information.");
718 switch (Values[Index].datatype)
722 ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val;
723 vcc->Set(vi.GetString(), strlen(vi.GetString()));
728 int val = vi.GetInteger();
729 ValueContainerInt* vci = (ValueContainerInt*)Values[Index].val;
730 vci->Set(&val, sizeof(int));
735 bool val = vi.GetBool();
736 ValueContainerBool* vcb = (ValueContainerBool*)Values[Index].val;
737 vcb->Set(&val, sizeof(bool));
741 /* You don't want to know what happens if someones bad code sends us here. */
745 /* We're done with this now */
746 delete Values[Index].val;
749 /* Read the multiple-tag items (class tags, connect tags, etc)
750 * and call the callbacks associated with them. We have three
751 * callbacks for these, a 'start', 'item' and 'end' callback.
753 for (int Index = 0; MultiValues[Index].tag; Index++)
755 MultiValues[Index].init_function(this, MultiValues[Index].tag);
757 int number_of_tags = ConfValueEnum(this->config_data, MultiValues[Index].tag);
759 for (int tagnum = 0; tagnum < number_of_tags; tagnum++)
762 for (int valuenum = 0; MultiValues[Index].items[valuenum]; valuenum++)
764 int dt = MultiValues[Index].datatype[valuenum];
765 bool allow_newlines = ((dt & DT_ALLOW_NEWLINE) > 0);
766 dt &= ~DT_ALLOW_NEWLINE;
773 if (ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum, item, MAXBUF, allow_newlines))
774 vl.push_back(ValueItem(item));
776 vl.push_back(ValueItem(""));
782 if (ConfValueInteger(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum, item))
783 vl.push_back(ValueItem(item));
785 vl.push_back(ValueItem(0));
790 bool item = ConfValueBool(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum);
791 vl.push_back(ValueItem(item));
795 /* Someone was smoking craq if we got here, and we're all gonna die. */
800 MultiValues[Index].validation_function(this, MultiValues[Index].tag, (char**)MultiValues[Index].items, vl, MultiValues[Index].datatype);
803 MultiValues[Index].finish_function(this, MultiValues[Index].tag);
808 catch (CoreException &ce)
810 ReportConfigError(ce.GetReason(), bail, user);
814 // write once here, to try it out and make sure its ok
815 ServerInstance->WritePID(this->PID);
817 ServerInstance->Log(DEFAULT,"Done reading configuration file.");
819 /* If we're rehashing, let's load any new modules, and unload old ones
825 ServerInstance->stats->BoundPortCount = ServerInstance->BindPorts(false, found_ports, pl);
829 user->WriteServ("NOTICE %s :*** Not all your client ports could be bound.", user->nick);
830 user->WriteServ("NOTICE %s :*** The following port%s failed to bind:", user->nick, found_ports - ServerInstance->stats->BoundPortCount != 1 ? "s" : "");
832 for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
834 user->WriteServ("NOTICE %s :*** %d. IP: %s Port: %lu", user->nick, j, i->first.empty() ? "<all>" : i->first.c_str(), (unsigned long)i->second);
838 if (!removed_modules.empty())
840 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
842 if (ServerInstance->UnloadModule(removing->c_str()))
844 ServerInstance->WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
847 user->WriteServ("973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
854 user->WriteServ("972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
859 if (!added_modules.empty())
861 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
863 if (ServerInstance->LoadModule(adding->c_str()))
865 ServerInstance->WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
868 user->WriteServ("975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
875 user->WriteServ("974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
880 ServerInstance->Log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),(unsigned long)add,(unsigned long)added_modules.size());
884 user->WriteServ("NOTICE %s :*** Successfully rehashed server.", user->nick);
886 ServerInstance->WriteOpers("*** Successfully rehashed server.");
889 bool ServerConfig::LoadConf(ConfigDataHash &target, const char* filename, std::ostringstream &errorstream)
891 std::ifstream conf(filename);
904 /* Check if the file open failed first */
907 errorstream << "LoadConf: Couldn't open config file: " << filename << std::endl;
911 /* Fix the chmod of the file to restrict it to the current user and group */
912 chmod(filename,0600);
914 for (unsigned int t = 0; t < include_stack.size(); t++)
916 if (std::string(filename) == include_stack[t])
918 errorstream << "File " << filename << " is included recursively (looped inclusion)." << std::endl;
923 /* It's not already included, add it to the list of files we've loaded */
924 include_stack.push_back(filename);
926 /* Start reading characters... */
930 * Here we try and get individual tags on separate lines,
931 * this would be so easy if we just made people format
932 * their config files like that, but they don't so...
933 * We check for a '<' and then know the line is over when
934 * we get a '>' not inside quotes. If we find two '<' and
935 * no '>' then die with an error.
938 if((ch == '#') && !in_quote)
941 /*if(((ch == '\n') || (ch == '\r')) && in_quote)
943 errorstream << "Got a newline within a quoted section, this is probably a typo: " << filename << ":" << linenumber << std::endl;
965 /* XXX: Added by Brain, May 1st 2006 - Escaping of characters.
966 * Note that this WILL NOT usually allow insertion of newlines,
967 * because a newline is two characters long. Use it primarily to
968 * insert the " symbol.
970 * Note that this also involves a further check when parsing the line,
971 * which can be found below.
973 if ((ch == '\\') && (in_quote) && (in_tag))
977 if (conf.get(real_character))
979 if (real_character == 'n')
980 real_character = '\n';
981 line += real_character;
986 errorstream << "End of file after a \\, what did you want to escape?: " << filename << ":" << linenumber << std::endl;
1000 errorstream << "Got another opening < when the first one wasn't closed: " << filename << ":" << linenumber << std::endl;
1008 errorstream << "We're in a quote but outside a tag, interesting. " << filename << ":" << linenumber << std::endl;
1013 // errorstream << "Opening new config tag on line " << linenumber << std::endl;
1024 // errorstream << "Closing quote in config tag on line " << linenumber << std::endl;
1029 // errorstream << "Opening quote in config tag on line " << linenumber << std::endl;
1037 errorstream << "Found a (closing) \" outside a tag: " << filename << ":" << linenumber << std::endl;
1041 errorstream << "Found a (opening) \" outside a tag: " << filename << ":" << linenumber << std::endl;
1051 // errorstream << "Closing config tag on line " << linenumber << std::endl;
1055 * If this finds an <include> then ParseLine can simply call
1056 * LoadConf() and load the included config into the same ConfigDataHash
1059 if(!this->ParseLine(target, line, linenumber, errorstream))
1066 errorstream << "Got a closing > when we weren't inside a tag: " << filename << ":" << linenumber << std::endl;
1076 bool ServerConfig::LoadConf(ConfigDataHash &target, const std::string &filename, std::ostringstream &errorstream)
1078 return this->LoadConf(target, filename.c_str(), errorstream);
1081 bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long linenumber, std::ostringstream &errorstream)
1083 std::string tagname;
1084 std::string current_key;
1085 std::string current_value;
1091 got_name = got_key = in_quote = false;
1093 //std::cout << "ParseLine(data, '" << line << "', " << linenumber << ", stream)" << std::endl;
1095 for(std::string::iterator c = line.begin(); c != line.end(); c++)
1099 /* We don't know the tag name yet. */
1110 /* We got to a space, we should have the tagname now. */
1111 if(tagname.length())
1119 /* We have the tag name */
1122 /* We're still reading the key name */
1132 /* We got an '=', end of the key name. */
1138 /* We have the key name, now we're looking for quotes and the value */
1140 /* Correctly handle escaped characters here.
1141 * See the XXX'ed section above.
1143 if ((*c == '\\') && (in_quote))
1147 current_value += '\n';
1149 current_value += *c;
1152 else if ((*c == '\n') && (in_quote))
1154 /* Got a 'real' \n, treat it as part of the value */
1155 current_value += '\n';
1158 else if ((*c == '\r') && (in_quote))
1159 /* Got a \r, drop it */
1166 /* We're not already in a quote. */
1171 /* Leaving quotes, we have the value */
1172 results.push_back(KeyVal(current_key, current_value));
1174 // std::cout << "<" << tagname << ":" << current_key << "> " << current_value << std::endl;
1179 if((tagname == "include") && (current_key == "file"))
1181 if(!this->DoInclude(target, current_value, errorstream))
1185 current_key.clear();
1186 current_value.clear();
1193 current_value += *c;
1200 /* Finished parsing the tag, add it to the config hash */
1201 target.insert(std::pair<std::string, KeyValList > (tagname, results));
1206 bool ServerConfig::DoInclude(ConfigDataHash &target, const std::string &file, std::ostringstream &errorstream)
1208 std::string confpath;
1209 std::string newfile;
1210 std::string::size_type pos;
1212 confpath = CONFIG_FILE;
1215 for (std::string::iterator c = newfile.begin(); c != newfile.end(); c++)
1225 if((pos = confpath.find("/inspircd.conf")) != std::string::npos)
1227 /* Leaves us with just the path */
1228 newfile = confpath.substr(0, pos) + std::string("/") + newfile;
1232 errorstream << "Couldn't get config path from: " << confpath << std::endl;
1237 return LoadConf(target, newfile, errorstream);
1240 bool ServerConfig::ConfValue(ConfigDataHash &target, const char* tag, const char* var, int index, char* result, int length, bool allow_linefeeds)
1242 return ConfValue(target, tag, var, "", index, result, length, allow_linefeeds);
1245 bool ServerConfig::ConfValue(ConfigDataHash &target, const char* tag, const char* var, const char* default_value, int index, char* result, int length, bool allow_linefeeds)
1248 bool r = ConfValue(target, std::string(tag), std::string(var), std::string(default_value), index, value, allow_linefeeds);
1249 strlcpy(result, value.c_str(), length);
1253 bool ServerConfig::ConfValue(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, std::string &result, bool allow_linefeeds)
1255 return ConfValue(target, tag, var, "", index, result, allow_linefeeds);
1258 bool ServerConfig::ConfValue(ConfigDataHash &target, const std::string &tag, const std::string &var, const std::string &default_value, int index, std::string &result, bool allow_linefeeds)
1260 ConfigDataHash::size_type pos = index;
1261 if((pos >= 0) && (pos < target.count(tag)))
1263 ConfigDataHash::iterator iter = target.find(tag);
1265 for(int i = 0; i < index; i++)
1268 for(KeyValList::iterator j = iter->second.begin(); j != iter->second.end(); j++)
1272 if ((!allow_linefeeds) && (j->second.find('\n') != std::string::npos))
1274 ServerInstance->Log(DEFAULT, "Value of <" + tag + ":" + var+ "> contains a linefeed, and linefeeds in this value are not permitted -- stripped to spaces.");
1275 for (std::string::iterator n = j->second.begin(); n != j->second.end(); n++)
1286 if (!default_value.empty())
1288 result = default_value;
1294 if (!default_value.empty())
1296 result = default_value;
1303 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const char* tag, const char* var, int index, int &result)
1305 return ConfValueInteger(target, std::string(tag), std::string(var), "", index, result);
1308 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const char* tag, const char* var, const char* default_value, int index, int &result)
1310 return ConfValueInteger(target, std::string(tag), std::string(var), std::string(default_value), index, result);
1313 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, int &result)
1315 return ConfValueInteger(target, tag, var, "", index, result);
1318 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const std::string &tag, const std::string &var, const std::string &default_value, int index, int &result)
1321 std::istringstream stream;
1322 bool r = ConfValue(target, tag, var, default_value, index, value);
1324 if(!(stream >> result))
1330 if (value.substr(0,2) == "0x")
1335 result = strtol(value.c_str(), &endptr, 16);
1337 /* No digits found */
1338 if (endptr == value.c_str())
1343 char denominator = *(value.end() - 1);
1344 switch (toupper(denominator))
1347 /* Kilobytes -> bytes */
1348 result = result * 1024;
1351 /* Megabytes -> bytes */
1352 result = result * 1024 * 1024;
1355 /* Gigabytes -> bytes */
1356 result = result * 1024 * 1024 * 1024;
1366 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const char* tag, const char* var, int index)
1368 return ConfValueBool(target, std::string(tag), std::string(var), "", index);
1371 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const char* tag, const char* var, const char* default_value, int index)
1373 return ConfValueBool(target, std::string(tag), std::string(var), std::string(default_value), index);
1376 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const std::string &tag, const std::string &var, int index)
1378 return ConfValueBool(target, tag, var, "", index);
1381 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const std::string &tag, const std::string &var, const std::string &default_value, int index)
1384 if(!ConfValue(target, tag, var, default_value, index, result))
1387 return ((result == "yes") || (result == "true") || (result == "1"));
1390 int ServerConfig::ConfValueEnum(ConfigDataHash &target, const char* tag)
1392 return target.count(tag);
1395 int ServerConfig::ConfValueEnum(ConfigDataHash &target, const std::string &tag)
1397 return target.count(tag);
1400 int ServerConfig::ConfVarEnum(ConfigDataHash &target, const char* tag, int index)
1402 return ConfVarEnum(target, std::string(tag), index);
1405 int ServerConfig::ConfVarEnum(ConfigDataHash &target, const std::string &tag, int index)
1407 ConfigDataHash::size_type pos = index;
1409 if((pos >= 0) && (pos < target.count(tag)))
1411 ConfigDataHash::const_iterator iter = target.find(tag);
1413 for(int i = 0; i < index; i++)
1416 return iter->second.size();
1422 /** Read the contents of a file located by `fname' into a file_cache pointed at by `F'.
1424 bool ServerConfig::ReadFile(file_cache &F, const char* fname)
1426 if (!fname || !*fname)
1430 char linebuf[MAXBUF];
1436 std::string::size_type pos;
1437 std::string confpath = CONFIG_FILE;
1438 if((pos = confpath.find("/inspircd.conf")) != std::string::npos)
1440 /* Leaves us with just the path */
1441 std::string newfile = confpath.substr(0, pos) + std::string("/") + fname;
1442 if (!FileExists(newfile.c_str()))
1444 file = fopen(newfile.c_str(), "r");
1450 if (!FileExists(fname))
1452 file = fopen(fname, "r");
1459 if (fgets(linebuf, sizeof(linebuf), file))
1460 linebuf[strlen(linebuf)-1] = 0;
1466 F.push_back(*linebuf ? linebuf : " ");
1478 bool ServerConfig::FileExists(const char* file)
1481 if (stat(file, &sb) == -1)
1484 if ((sb.st_mode & S_IFDIR) > 0)
1488 if ((input = fopen (file, "r")) == NULL)
1497 char* ServerConfig::CleanFilename(char* name)
1499 char* p = name + strlen(name);
1500 while ((p != name) && (*p != '/')) p--;
1501 return (p != name ? ++p : p);
1505 bool ServerConfig::DirValid(const char* dirandfile)
1509 char otherdir[1024];
1512 strlcpy(work, dirandfile, 1024);
1515 // we just want the dir
1527 // Get the current working directory
1528 if (getcwd(buffer, 1024 ) == NULL )
1531 if (chdir(work) == -1)
1534 if (getcwd(otherdir, 1024 ) == NULL )
1537 if (chdir(buffer) == -1)
1540 size_t t = strlen(work);
1542 if (strlen(otherdir) >= t)
1546 if (!strcmp(otherdir,work))
1559 std::string ServerConfig::GetFullProgDir(char** argv, int argc)
1563 char otherdir[1024];
1566 strlcpy(work,argv[0],1024);
1569 // we just want the dir
1581 // Get the current working directory
1582 if (getcwd(buffer, 1024) == NULL)
1585 if (chdir(work) == -1)
1588 if (getcwd(otherdir, 1024) == NULL)
1591 if (chdir(buffer) == -1)
1597 InspIRCd* ServerConfig::GetInstance()
1599 return ServerInstance;
1603 ValueItem::ValueItem(int value)
1605 std::stringstream n;
1610 ValueItem::ValueItem(bool value)
1612 std::stringstream n;
1617 ValueItem::ValueItem(char* value)
1622 void ValueItem::Set(char* value)
1627 void ValueItem::Set(const char* value)
1632 void ValueItem::Set(int value)
1634 std::stringstream n;
1639 int ValueItem::GetInteger()
1643 return atoi(v.c_str());
1646 char* ValueItem::GetString()
1648 return (char*)v.c_str();
1651 bool ValueItem::GetBool()
1653 return (GetInteger() || v == "yes" || v == "true");