1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
19 #include "inspircd_config.h"
21 #include <sys/resource.h>
22 #include <sys/types.h>
29 #include "inspircd_io.h"
30 #include "inspstring.h"
31 #include "helperfuncs.h"
32 #include "userprocess.h"
35 extern ServerConfig *Config;
36 extern InspIRCd* ServerInstance;
37 extern int openSockfd[MAXSOCKS];
41 extern std::vector<Module*> modules;
42 extern std::vector<ircd_module*> factory;
44 ServerConfig::ServerConfig()
47 *TempDir = *ServerName = *Network = *ServerDesc = *AdminName = '\0';
48 *HideWhoisServer = *AdminEmail = *AdminNick = *diepass = *restartpass = '\0';
49 *CustomVersion = *motd = *rules = *PrefixQuit = *DieValue = *DNSServer = '\0';
50 *OperOnlyStats = *ModPath = *MyExecutable = *DisabledCommands = *PID = '\0';
58 NetBufferSize = 10240;
59 SoftLimit = MAXCLIENTS;
67 void ServerConfig::ClearStack()
69 include_stack.clear();
72 Module* ServerConfig::GetIOHook(int port)
74 std::map<int,Module*>::iterator x = IOHookModule.find(port);
75 return (x != IOHookModule.end() ? x->second : NULL);
78 bool ServerConfig::AddIOHook(int port, Module* iomod)
82 IOHookModule[port] = iomod;
87 ModuleException err("Port already hooked by another module");
93 bool ServerConfig::DelIOHook(int port)
95 std::map<int,Module*>::iterator x = IOHookModule.find(port);
96 if (x != IOHookModule.end())
98 IOHookModule.erase(x);
104 bool ServerConfig::CheckOnce(char* tag, bool bail, userrec* user)
106 int count = ConfValueEnum(tag,&Config->config_f);
111 printf("There were errors in your configuration:\nYou have more than one <%s> tag, this is not permitted.\n",tag);
118 WriteServ(user->fd,"There were errors in your configuration:");
119 WriteServ(user->fd,"You have more than one <%s> tag, this is not permitted.\n",tag);
123 WriteOpers("There were errors in the configuration file:");
124 WriteOpers("You have more than one <%s> tag, this is not permitted.\n",tag);
133 printf("There were errors in your configuration:\nYou have not defined a <%s> tag, this is required.\n",tag);
140 WriteServ(user->fd,"There were errors in your configuration:");
141 WriteServ(user->fd,"You have not defined a <%s> tag, this is required.",tag);
145 WriteOpers("There were errors in the configuration file:");
146 WriteOpers("You have not defined a <%s> tag, this is required.",tag);
154 void ServerConfig::Read(bool bail, userrec* user)
156 /** Yes yes, i know, this function is craq worthy of
157 * sirv. Its a mess, and some day i will tidy it.
158 * ...But that day will not be today. or probaby not
159 * tomorrow even, because it works fine.
161 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF],MCON[MAXBUF],MT[MAXBUF];
162 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF],thold[MAXBUF],sqmax[MAXBUF],rqmax[MAXBUF],SLIMT[MAXBUF];
163 char localmax[MAXBUF],globalmax[MAXBUF],HS[MAXBUF];
165 std::stringstream errstr;
166 include_stack.clear();
168 if (!LoadConf(CONFIG_FILE,&Config->config_f,&errstr))
171 log(DEFAULT,"There were errors in your configuration:\n%s",errstr.str().c_str());
174 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
182 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
183 while (!errstr.eof())
185 errstr.getline(dataline,1024);
186 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
191 WriteOpers("There were errors in the configuration file:");
192 while (!errstr.eof())
194 errstr.getline(dataline,1024);
195 WriteOpers(dataline);
202 /* Check we dont have more than one of singular tags
204 if (!CheckOnce("server",bail,user) || !CheckOnce("admin",bail,user) || !CheckOnce("files",bail,user)
205 || !CheckOnce("power",bail,user) || !CheckOnce("options",bail,user) || !CheckOnce("pid",bail,user))
210 ConfValue("server","name",0,Config->ServerName,&Config->config_f);
211 ConfValue("server","description",0,Config->ServerDesc,&Config->config_f);
212 ConfValue("server","network",0,Config->Network,&Config->config_f);
213 ConfValue("admin","name",0,Config->AdminName,&Config->config_f);
214 ConfValue("admin","email",0,Config->AdminEmail,&Config->config_f);
215 ConfValue("admin","nick",0,Config->AdminNick,&Config->config_f);
216 ConfValue("files","motd",0,Config->motd,&Config->config_f);
217 ConfValue("files","rules",0,Config->rules,&Config->config_f);
218 ConfValue("power","diepass",0,Config->diepass,&Config->config_f);
219 ConfValue("power","pause",0,pauseval,&Config->config_f);
220 ConfValue("power","restartpass",0,Config->restartpass,&Config->config_f);
221 ConfValue("options","prefixquit",0,Config->PrefixQuit,&Config->config_f);
222 ConfValue("die","value",0,Config->DieValue,&Config->config_f);
223 ConfValue("options","loglevel",0,dbg,&Config->config_f);
224 ConfValue("options","netbuffersize",0,NB,&Config->config_f);
225 ConfValue("options","maxwho",0,MW,&Config->config_f);
226 ConfValue("options","allowhalfop",0,AH,&Config->config_f);
227 ConfValue("options","allowprotect",0,AP,&Config->config_f);
228 ConfValue("options","allowfounder",0,AF,&Config->config_f);
229 ConfValue("dns","server",0,Config->DNSServer,&Config->config_f);
230 ConfValue("dns","timeout",0,DNT,&Config->config_f);
231 ConfValue("options","moduledir",0,Config->ModPath,&Config->config_f);
232 ConfValue("disabled","commands",0,Config->DisabledCommands,&Config->config_f);
233 ConfValue("options","somaxconn",0,MCON,&Config->config_f);
234 ConfValue("options","softlimit",0,SLIMT,&Config->config_f);
235 ConfValue("options","operonlystats",0,Config->OperOnlyStats,&Config->config_f);
236 ConfValue("options","customversion",0,Config->CustomVersion,&Config->config_f);
237 ConfValue("options","maxtargets",0,MT,&Config->config_f);
238 ConfValue("options","hidesplits",0,HS,&Config->config_f);
239 ConfValue("options","hidewhois",0,Config->HideWhoisServer,&Config->config_f);
240 ConfValue("options","tempdir",0,Config->TempDir,&Config->config_f);
242 if (!*Config->TempDir)
243 strlcpy(Config->TempDir,"/tmp",1024);
244 Config->HideSplits = ((*HS == 'y') || (*HS == 'Y') || (*HS == '1') || (*HS == 't') || (*HS == 'T'));
245 Config->SoftLimit = atoi(SLIMT);
247 Config->MaxTargets = atoi(MT);
248 if ((Config->MaxTargets < 0) || (Config->MaxTargets > 31))
250 log(DEFAULT,"WARNING: <options:maxtargets> value is greater than 31 or less than 0, set to 20.");
251 Config->MaxTargets = 20;
253 if ((Config->SoftLimit < 1) || (Config->SoftLimit > MAXCLIENTS))
255 log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
256 Config->SoftLimit = MAXCLIENTS;
258 Config->MaxConn = atoi(MCON);
259 if (Config->MaxConn > SOMAXCONN)
260 log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
261 Config->NetBufferSize = atoi(NB);
262 Config->MaxWhoResults = atoi(MW);
263 Config->dns_timeout = atoi(DNT);
264 if (!strchr(Config->ServerName,'.'))
266 log(DEFAULT,"WARNING: <server:name> '%s' is not a fully-qualified domain name. Changed to '%s%c'",Config->ServerName,Config->ServerName,'.');
267 strlcat(Config->ServerName,".",MAXBUF);
269 if (!Config->dns_timeout)
270 Config->dns_timeout = 5;
271 if (!Config->MaxConn)
272 Config->MaxConn = SOMAXCONN;
273 if (!*Config->DNSServer)
275 // attempt to look up their nameserver from /etc/resolv.conf
276 log(DEFAULT,"WARNING: <dns:server> not defined, attempting to find working server in /etc/resolv.conf...");
277 ifstream resolv("/etc/resolv.conf");
278 std::string nameserver;
279 bool found_server = false;
280 if (resolv.is_open())
282 while (resolv >> nameserver)
284 if ((nameserver == "nameserver") && (!found_server))
286 resolv >> nameserver;
287 strlcpy(Config->DNSServer,nameserver.c_str(),MAXBUF);
289 log(DEFAULT,"<dns:server> set to '%s' as first resolver in /etc/resolv.conf.",nameserver.c_str());
294 log(DEFAULT,"/etc/resolv.conf contains no viable nameserver entries! Defaulting to nameserver '127.0.0.1'!");
295 strlcpy(Config->DNSServer,"127.0.0.1",MAXBUF);
300 log(DEFAULT,"/etc/resolv.conf can't be opened! Defaulting to nameserver '127.0.0.1'!");
301 strlcpy(Config->DNSServer,"127.0.0.1",MAXBUF);
304 if (!*Config->ModPath)
305 strlcpy(Config->ModPath,MOD_PATH,MAXBUF);
306 Config->AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
307 if ((!Config->NetBufferSize) || (Config->NetBufferSize > 65535) || (Config->NetBufferSize < 1024))
309 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
310 Config->NetBufferSize = 10240;
312 if ((!Config->MaxWhoResults) || (Config->MaxWhoResults > 65535) || (Config->MaxWhoResults < 1))
314 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
315 Config->MaxWhoResults = 128;
317 Config->LogLevel = DEFAULT;
318 if (!strcmp(dbg,"debug"))
320 Config->LogLevel = DEBUG;
321 Config->debugging = 1;
323 if (!strcmp(dbg,"verbose"))
324 Config->LogLevel = VERBOSE;
325 if (!strcmp(dbg,"default"))
326 Config->LogLevel = DEFAULT;
327 if (!strcmp(dbg,"sparse"))
328 Config->LogLevel = SPARSE;
329 if (!strcmp(dbg,"none"))
330 Config->LogLevel = NONE;
332 readfile(Config->MOTD,Config->motd);
333 log(DEFAULT,"Reading message of the day...");
334 readfile(Config->RULES,Config->rules);
335 log(DEFAULT,"Reading connect classes...");
337 for (int i = 0; i < ConfValueEnum("connect",&Config->config_f); i++)
340 ConfValue("connect","allow",i,Value,&Config->config_f);
341 ConfValue("connect","timeout",i,timeout,&Config->config_f);
342 ConfValue("connect","flood",i,flood,&Config->config_f);
343 ConfValue("connect","pingfreq",i,pfreq,&Config->config_f);
344 ConfValue("connect","threshold",i,thold,&Config->config_f);
345 ConfValue("connect","sendq",i,sqmax,&Config->config_f);
346 ConfValue("connect","recvq",i,rqmax,&Config->config_f);
347 ConfValue("connect","localmax",i,localmax,&Config->config_f);
348 ConfValue("connect","globalmax",i,globalmax,&Config->config_f);
353 strlcpy(Value,"",MAXBUF);
354 ConfValue("connect","password",i,Value,&Config->config_f);
356 c.registration_timeout = 90; // default is 2 minutes
358 c.flood = atoi(flood);
360 c.sendqmax = 262144; // 256k
361 c.recvqmax = 4096; // 4k
364 if (atoi(localmax)>0)
366 c.maxlocal = atoi(localmax);
368 if (atoi(globalmax)>0)
370 c.maxglobal = atoi(globalmax);
374 c.threshold = atoi(thold);
380 log(DEFAULT,"Warning: Connect allow line '%s' has no flood/threshold settings. Setting this tag to 999 lines in 1 second.",c.host.c_str());
384 c.sendqmax = atoi(sqmax);
388 c.recvqmax = atoi(rqmax);
392 c.registration_timeout = atoi(timeout);
396 c.pingtime = atoi(pfreq);
398 Classes.push_back(c);
402 ConfValue("connect","deny",i,Value,&Config->config_f);
405 Classes.push_back(c);
406 log(DEBUG,"Read connect class type DENY, host=%s",c.host.c_str());
410 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
411 read_xline_defaults();
412 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
413 apply_lines(APPLY_ALL);
415 ConfValue("pid","file",0,Config->PID,&Config->config_f);
416 // write once here, to try it out and make sure its ok
417 WritePID(Config->PID);
419 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
422 log(DEFAULT,"Adding and removing modules due to rehash...");
424 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
426 // store the old module names
427 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
429 old_module_names.push_back(*t);
432 // get the new module names
433 for (int count2 = 0; count2 < ConfValueEnum("module",&Config->config_f); count2++)
435 ConfValue("module","name",count2,Value,&Config->config_f);
436 new_module_names.push_back(Value);
439 // now create a list of new modules that are due to be loaded
440 // and a seperate list of modules which are due to be unloaded
441 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
444 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
450 added_modules.push_back(*_new);
452 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
455 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
461 removed_modules.push_back(*oldm);
463 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
465 int rem = 0, add = 0;
466 if (!removed_modules.empty())
467 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
469 if (ServerInstance->UnloadModule(removing->c_str()))
471 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
473 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
479 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
482 if (!added_modules.empty())
483 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
485 if (ServerInstance->LoadModule(adding->c_str()))
487 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
489 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
495 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
498 log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),
499 (unsigned long)add,(unsigned long)added_modules.size());
504 void Exit (int status)
506 if (Config->log_file)
507 fclose(Config->log_file);
508 send_error("Server shutdown.");
512 void Killed(int status)
514 if (Config->log_file)
515 fclose(Config->log_file);
516 send_error("Server terminated.");
520 char* CleanFilename(char* name)
522 char* p = name + strlen(name);
523 while ((p != name) && (*p != '/')) p--;
524 return (p != name ? ++p : p);
528 void Rehash(int status)
530 WriteOpers("Rehashing config file %s due to SIGHUP",CleanFilename(CONFIG_FILE));
531 fclose(Config->log_file);
533 Config->Read(false,NULL);
534 FOREACH_MOD(I_OnRehash,OnRehash(""));
541 printf("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
542 printf("(C) ChatSpike Development team.\033[0m\n\n");
543 printf("Developers:\033[1;32m Brain, FrostyCoolSlug\033[0m\n");
544 printf("Documentation:\033[1;32m FrostyCoolSlug, w00t\033[0m\n");
545 printf("Testers:\033[1;32m typobox43, piggles, Lord_Zathras, CC\033[0m\n");
546 printf("Name concept:\033[1;32m Lord_Zathras\033[0m\n\n");
549 void WritePID(std::string filename)
551 ofstream outfile(filename.c_str());
552 if (outfile.is_open())
559 printf("Failed to write PID-file '%s', exiting.\n",filename.c_str());
560 log(DEFAULT,"Failed to write PID-file '%s', exiting.",filename.c_str());
567 signal (SIGALRM, SIG_IGN);
568 signal (SIGHUP, Rehash);
569 signal (SIGPIPE, SIG_IGN);
570 signal (SIGTERM, Exit);
571 signal (SIGSEGV, Error);
575 int DaemonSeed (void)
578 if ((childpid = fork ()) < 0)
580 else if (childpid > 0)
584 printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
586 setpriority(PRIO_PROCESS,(int)getpid(),15);
588 if (Config->unlimitcore)
591 if (getrlimit(RLIMIT_CORE, &rl) == -1)
593 log(DEFAULT,"Failed to getrlimit()!");
598 rl.rlim_cur = rl.rlim_max;
599 if (setrlimit(RLIMIT_CORE, &rl) == -1)
600 log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
608 /* Make Sure Modules Are Avaliable!
609 * (BugFix By Craig.. See? I do work! :p)
610 * Modified by brain, requires const char*
611 * to work with other API functions
614 bool FileExists (const char* file)
617 if ((input = fopen (file, "r")) == NULL)
628 /* ConfProcess does the following things to a config line in the following order:
630 * Processes the line for syntax errors as shown below
631 * (1) Line void of quotes or equals (a malformed, illegal tag format)
632 * (2) Odd number of quotes on the line indicating a missing quote
633 * (3) number of equals signs not equal to number of quotes / 2 (missing an equals sign)
634 * (4) Spaces between the opening bracket (<) and the keyword
635 * (5) Spaces between a keyword and an equals sign
636 * (6) Spaces between an equals sign and a quote
637 * Removes trailing spaces
638 * Removes leading spaces
639 * Converts tabs to spaces
640 * Turns multiple spaces that are outside of quotes into single spaces
643 std::string ServerConfig::ConfProcess(char* buffer, long linenumber, std::stringstream* errorstream, bool &error, std::string filename)
645 long number_of_quotes = 0;
646 long number_of_equals = 0;
647 bool has_open_bracket = false;
648 bool in_quotes = false;
654 // firstly clean up the line by stripping spaces from the start and end and converting tabs to spaces
655 for (char* d = buffer; *d; d++)
658 while (*buffer == ' ') buffer++;
659 while ((buffer[strlen(buffer)-1] == ' ') && (*buffer)) buffer[strlen(buffer)-1] = '\0';
661 // empty lines are syntactically valid, as are comments
662 if (!(*buffer) || buffer[0] == '#')
665 for (unsigned int c = 0; c < strlen(buffer); c++)
667 // convert all spaces that are OUTSIDE quotes into hardspace (0xA0) as this will make them easier to
668 // search and replace later :)
669 if ((!in_quotes) && (buffer[c] == ' '))
671 if ((buffer[c] == '<') && (!in_quotes))
673 has_open_bracket = true;
674 if (strlen(buffer) == 1)
676 *errorstream << "Tag without identifier at " << filename << ":" << linenumber << endl;
680 else if ((tolower(buffer[c+1]) < 'a') || (tolower(buffer[c+1]) > 'z'))
682 *errorstream << "Invalid characters in identifier at " << filename << ":" << linenumber << endl;
687 if (buffer[c] == '"')
690 in_quotes = (!in_quotes);
692 if ((buffer[c] == '=') && (!in_quotes))
695 if (strlen(buffer) == c)
697 *errorstream << "Variable without a value at " << filename << ":" << linenumber << endl;
701 else if (buffer[c+1] != '"')
703 *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
709 *errorstream << "Value without a variable (line starts with '=') at " << filename << ":" << linenumber << endl;
713 else if (buffer[c-1] == '\xA0')
715 *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
721 // no quotes, and no equals. something freaky.
722 if ((!number_of_quotes) || (!number_of_equals) && (strlen(buffer)>2) && (buffer[0]=='<'))
724 *errorstream << "Malformed tag at " << filename << ":" << linenumber << endl;
728 // odd number of quotes. thats just wrong.
729 if ((number_of_quotes % 2) != 0)
731 *errorstream << "Missing \" at " << filename << ":" << linenumber << endl;
735 if (number_of_equals < (number_of_quotes/2))
737 *errorstream << "Missing '=' at " << filename << ":" << linenumber << endl;
739 if (number_of_equals > (number_of_quotes/2))
741 *errorstream << "Too many '=' at " << filename << ":" << linenumber << endl;
744 std::string parsedata = buffer;
745 // turn multispace into single space
746 while (parsedata.find("\xA0\xA0") != std::string::npos)
748 parsedata.erase(parsedata.find("\xA0\xA0"),1);
751 // turn our hardspace back into softspace
752 for (unsigned int d = 0; d < parsedata.length(); d++)
754 if (parsedata[d] == '\xA0')
758 // and we're done, the line is fine!
762 int ServerConfig::fgets_safe(char* buffer, size_t maxsize, FILE* &file)
765 unsigned int bufptr = 0;
766 while ((!feof(file)) && (c_read != '\n') && (c_read != '\r') && (bufptr < maxsize))
768 c_read = fgetc(file);
769 if ((c_read != '\n') && (c_read != '\r'))
770 buffer[bufptr++] = c_read;
772 buffer[bufptr] = '\0';
776 bool ServerConfig::LoadConf(const char* filename, std::stringstream *target, std::stringstream* errorstream)
779 errorstream->str("");
781 // first, check that the file exists before we try to do anything with it
782 if (!FileExists(filename))
784 *errorstream << "File " << filename << " not found." << endl;
787 // Fix the chmod of the file to restrict it to the current user and group
788 chmod(filename,0600);
789 for (unsigned int t = 0; t < include_stack.size(); t++)
791 if (std::string(filename) == include_stack[t])
793 *errorstream << "File " << filename << " is included recursively (looped inclusion)." << endl;
797 include_stack.push_back(filename);
799 FILE* conf = fopen(filename,"r");
805 if (fgets_safe(buffer, MAXBUF, conf))
807 if ((!feof(conf)) && (buffer) && (strlen(buffer)))
809 if ((buffer[0] != '#') && (buffer[0] != '\r') && (buffer[0] != '\n'))
811 if (!strncmp(buffer,"<include file=\"",15))
814 char confpath[10240],newconf[10240];
815 // include file directive
816 buf += 15; // advance to filename
817 for (unsigned int j = 0; j < strlen(buf); j++)
827 log(DEBUG,"Opening included file '%s'",buf);
830 strlcpy(confpath,CONFIG_FILE,10240);
831 if (strstr(confpath,"/inspircd.conf"))
833 // leaves us with just the path
834 *(strstr(confpath,"/inspircd.conf")) = '\0';
836 snprintf(newconf,10240,"%s/%s",confpath,buf);
838 else strlcpy(newconf,buf,10240);
839 std::stringstream merge(stringstream::in | stringstream::out);
840 // recursively call LoadConf and get the new data, use the same errorstream
841 if (LoadConf(newconf, &merge, errorstream))
843 // append to the end of the file
844 std::string newstuff = merge.str();
849 // the error propogates up to its parent recursively
850 // causing the config reader to bail at the top level.
858 std::string data = this->ConfProcess(buffer,linenumber++,errorstream,error,filename);
876 /* Counts the number of tags of a certain type within the config file, e.g. to enumerate opers */
878 int ServerConfig::EnumConf(std::stringstream *config, const char* tag)
881 char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
882 int in_token, in_quotes, tptr, idx = 0;
884 const char* buf = config->str().c_str();
886 long len = strlen(buf);
896 if ((c == '#') && (lastc == '\n'))
898 while ((c != '\n') && (bptr<len))
904 if ((c == '<') && (!in_quotes))
919 in_quotes = (!in_quotes);
921 if ((c == '>') && (!in_quotes))
924 if (!strcmp(c_tag,tag))
926 /* correct tag, but wrong index */
936 if ((in_token) && (c != '\n') && (c != '\r'))
946 /* Counts the number of values within a certain tag */
948 int ServerConfig::EnumValues(std::stringstream *config, const char* tag, int index)
951 char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
952 int in_token, in_quotes, tptr, idx = 0;
954 bool correct_tag = false;
957 const char* buf = config->str().c_str();
959 long len = strlen(buf);
969 if ((c == '#') && (lastc == '\n'))
971 while ((c != '\n') && (bptr<len))
977 if ((c == '<') && (!in_quotes))
988 if ((!strcmp(c_tag,tag)) && (idx == index))
997 in_quotes = (!in_quotes);
1000 if ( (correct_tag) && (!in_quotes) && ( (c == ' ') || (c == '\n') || (c == '\r') ) )
1004 if ((c == '>') && (!in_quotes))
1008 correct_tag = false;
1009 if (!strcmp(c_tag,tag))
1011 /* correct tag, but wrong index */
1021 if ((in_token) && (c != '\n') && (c != '\r'))
1033 int ServerConfig::ConfValueEnum(char* tag, std::stringstream* config)
1035 return EnumConf(config,tag);
1040 /* Retrieves a value from the config file. If there is more than one value of the specified
1041 * key and section (e.g. for opers etc) then the index value specifies which to retreive, e.g.
1043 * ConfValue("oper","name",2,result);
1046 int ServerConfig::ReadConf(std::stringstream *config, const char* tag, const char* var, int index, char *result)
1049 char buffer[65535], c_tag[MAXBUF], c, lastc;
1050 int in_token, in_quotes, tptr, idx = 0;
1053 const char* buf = config->str().c_str();
1055 long len = config->str().length();
1067 // FIX: Treat tabs as spaces
1070 if ((c == '<') && (!in_quotes))
1081 // FIX: Tab can follow a tagname as well as space.
1082 } while ((c != ' ') && (c != 9));
1086 in_quotes = (!in_quotes);
1088 if ((c == '>') && (!in_quotes))
1093 if (!strcmp(c_tag,tag))
1095 if ((buffer) && (c_tag) && (var))
1097 key = strstr(buffer,var);
1100 /* value not found in tag */
1118 for (unsigned j = 0; j < strlen(key); j++)
1125 strlcpy(result,key,MAXBUF);
1131 if (!strcmp(c_tag,tag))
1133 /* correct tag, but wrong index */
1143 if ((in_token) && (c != '\n') && (c != '\r'))
1150 *result = 0; // value or its tag not found at all
1156 int ServerConfig::ConfValue(char* tag, char* var, int index, char *result,std::stringstream *config)
1158 ReadConf(config, tag, var, index, result);
1164 // This will bind a socket to a port. It works for UDP/TCP
1165 int BindSocket (int sockfd, struct sockaddr_in client, struct sockaddr_in server, int port, char* addr)
1167 memset((char *)&server,0,sizeof(server));
1168 struct in_addr addy;
1169 inet_aton(addr,&addy);
1170 server.sin_family = AF_INET;
1171 if (!strcmp(addr,""))
1173 server.sin_addr.s_addr = htonl(INADDR_ANY);
1177 server.sin_addr = addy;
1179 server.sin_port = htons(port);
1180 if (bind(sockfd,(struct sockaddr*)&server,sizeof(server))<0)
1186 listen(sockfd, Config->MaxConn);
1192 // Open a TCP Socket
1193 int OpenTCPSocket (void)
1197 struct linger linger = { 0 };
1199 if ((sockfd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
1203 setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
1204 /* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
1206 linger.l_linger = 1;
1207 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
1214 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
1215 sockaddr_in client,server;
1216 int clientportcount = 0;
1217 int BoundPortCount = 0;
1218 for (int count = 0; count < Config->ConfValueEnum("bind",&Config->config_f); count++)
1220 Config->ConfValue("bind","port",count,configToken,&Config->config_f);
1221 Config->ConfValue("bind","address",count,Addr,&Config->config_f);
1222 Config->ConfValue("bind","type",count,Type,&Config->config_f);
1223 if ((!*Type) || (!strcmp(Type,"clients")))
1225 // modules handle server bind types now,
1226 // its not a typo in the strcmp.
1227 Config->ports[clientportcount] = atoi(configToken);
1228 strlcpy(Config->addrs[clientportcount],Addr,256);
1230 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
1233 int PortCount = clientportcount;
1235 for (int count = 0; count < PortCount; count++)
1237 if ((openSockfd[BoundPortCount] = OpenTCPSocket()) == ERROR)
1239 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[BoundPortCount]);
1242 if (BindSocket(openSockfd[BoundPortCount],client,server,Config->ports[count],Config->addrs[count]) == ERROR)
1244 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)Config->ports[count]);
1246 else /* well we at least bound to one socket so we'll continue */
1252 /* if we didn't bind to anything then abort */
1253 if (!BoundPortCount)
1255 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
1256 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)PortCount);
1260 return BoundPortCount;