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 strlower(Config->ServerName);
244 if (!*Config->TempDir)
245 strlcpy(Config->TempDir,"/tmp",1024);
246 Config->HideSplits = ((*HS == 'y') || (*HS == 'Y') || (*HS == '1') || (*HS == 't') || (*HS == 'T'));
247 Config->SoftLimit = atoi(SLIMT);
249 Config->MaxTargets = atoi(MT);
250 if ((Config->MaxTargets < 0) || (Config->MaxTargets > 31))
252 log(DEFAULT,"WARNING: <options:maxtargets> value is greater than 31 or less than 0, set to 20.");
253 Config->MaxTargets = 20;
255 if ((Config->SoftLimit < 1) || (Config->SoftLimit > MAXCLIENTS))
257 log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
258 Config->SoftLimit = MAXCLIENTS;
260 Config->MaxConn = atoi(MCON);
261 if (Config->MaxConn > SOMAXCONN)
262 log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
263 Config->NetBufferSize = atoi(NB);
264 Config->MaxWhoResults = atoi(MW);
265 Config->dns_timeout = atoi(DNT);
266 if (!strchr(Config->ServerName,'.'))
268 log(DEFAULT,"WARNING: <server:name> '%s' is not a fully-qualified domain name. Changed to '%s%c'",Config->ServerName,Config->ServerName,'.');
269 strlcat(Config->ServerName,".",MAXBUF);
271 if (!Config->dns_timeout)
272 Config->dns_timeout = 5;
273 if (!Config->MaxConn)
274 Config->MaxConn = SOMAXCONN;
275 if (!*Config->DNSServer)
277 // attempt to look up their nameserver from /etc/resolv.conf
278 log(DEFAULT,"WARNING: <dns:server> not defined, attempting to find working server in /etc/resolv.conf...");
279 ifstream resolv("/etc/resolv.conf");
280 std::string nameserver;
281 bool found_server = false;
282 if (resolv.is_open())
284 while (resolv >> nameserver)
286 if ((nameserver == "nameserver") && (!found_server))
288 resolv >> nameserver;
289 strlcpy(Config->DNSServer,nameserver.c_str(),MAXBUF);
291 log(DEFAULT,"<dns:server> set to '%s' as first resolver in /etc/resolv.conf.",nameserver.c_str());
296 log(DEFAULT,"/etc/resolv.conf contains no viable nameserver entries! Defaulting to nameserver '127.0.0.1'!");
297 strlcpy(Config->DNSServer,"127.0.0.1",MAXBUF);
302 log(DEFAULT,"/etc/resolv.conf can't be opened! Defaulting to nameserver '127.0.0.1'!");
303 strlcpy(Config->DNSServer,"127.0.0.1",MAXBUF);
306 if (!*Config->ModPath)
307 strlcpy(Config->ModPath,MOD_PATH,MAXBUF);
308 Config->AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
309 if ((!Config->NetBufferSize) || (Config->NetBufferSize > 65535) || (Config->NetBufferSize < 1024))
311 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
312 Config->NetBufferSize = 10240;
314 if ((!Config->MaxWhoResults) || (Config->MaxWhoResults > 65535) || (Config->MaxWhoResults < 1))
316 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
317 Config->MaxWhoResults = 128;
319 Config->LogLevel = DEFAULT;
320 if (!strcmp(dbg,"debug"))
322 Config->LogLevel = DEBUG;
323 Config->debugging = 1;
325 if (!strcmp(dbg,"verbose"))
326 Config->LogLevel = VERBOSE;
327 if (!strcmp(dbg,"default"))
328 Config->LogLevel = DEFAULT;
329 if (!strcmp(dbg,"sparse"))
330 Config->LogLevel = SPARSE;
331 if (!strcmp(dbg,"none"))
332 Config->LogLevel = NONE;
334 readfile(Config->MOTD,Config->motd);
335 log(DEFAULT,"Reading message of the day...");
336 readfile(Config->RULES,Config->rules);
337 log(DEFAULT,"Reading connect classes...");
339 for (int i = 0; i < ConfValueEnum("connect",&Config->config_f); i++)
342 ConfValue("connect","allow",i,Value,&Config->config_f);
343 ConfValue("connect","timeout",i,timeout,&Config->config_f);
344 ConfValue("connect","flood",i,flood,&Config->config_f);
345 ConfValue("connect","pingfreq",i,pfreq,&Config->config_f);
346 ConfValue("connect","threshold",i,thold,&Config->config_f);
347 ConfValue("connect","sendq",i,sqmax,&Config->config_f);
348 ConfValue("connect","recvq",i,rqmax,&Config->config_f);
349 ConfValue("connect","localmax",i,localmax,&Config->config_f);
350 ConfValue("connect","globalmax",i,globalmax,&Config->config_f);
355 strlcpy(Value,"",MAXBUF);
356 ConfValue("connect","password",i,Value,&Config->config_f);
358 c.registration_timeout = 90; // default is 2 minutes
360 c.flood = atoi(flood);
362 c.sendqmax = 262144; // 256k
363 c.recvqmax = 4096; // 4k
366 if (atoi(localmax)>0)
368 c.maxlocal = atoi(localmax);
370 if (atoi(globalmax)>0)
372 c.maxglobal = atoi(globalmax);
376 c.threshold = atoi(thold);
382 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());
386 c.sendqmax = atoi(sqmax);
390 c.recvqmax = atoi(rqmax);
394 c.registration_timeout = atoi(timeout);
398 c.pingtime = atoi(pfreq);
400 Classes.push_back(c);
404 ConfValue("connect","deny",i,Value,&Config->config_f);
407 Classes.push_back(c);
408 log(DEBUG,"Read connect class type DENY, host=%s",c.host.c_str());
412 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
413 read_xline_defaults();
414 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
415 apply_lines(APPLY_ALL);
417 ConfValue("pid","file",0,Config->PID,&Config->config_f);
418 // write once here, to try it out and make sure its ok
419 WritePID(Config->PID);
421 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
424 log(DEFAULT,"Adding and removing modules due to rehash...");
426 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
428 // store the old module names
429 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
431 old_module_names.push_back(*t);
434 // get the new module names
435 for (int count2 = 0; count2 < ConfValueEnum("module",&Config->config_f); count2++)
437 ConfValue("module","name",count2,Value,&Config->config_f);
438 new_module_names.push_back(Value);
441 // now create a list of new modules that are due to be loaded
442 // and a seperate list of modules which are due to be unloaded
443 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
446 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
452 added_modules.push_back(*_new);
454 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
457 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
463 removed_modules.push_back(*oldm);
465 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
467 int rem = 0, add = 0;
468 if (!removed_modules.empty())
469 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
471 if (ServerInstance->UnloadModule(removing->c_str()))
473 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
475 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
481 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
484 if (!added_modules.empty())
485 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
487 if (ServerInstance->LoadModule(adding->c_str()))
489 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
491 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
497 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
500 log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),
501 (unsigned long)add,(unsigned long)added_modules.size());
506 void Exit (int status)
508 if (Config->log_file)
509 fclose(Config->log_file);
510 send_error("Server shutdown.");
514 void Killed(int status)
516 if (Config->log_file)
517 fclose(Config->log_file);
518 send_error("Server terminated.");
522 char* CleanFilename(char* name)
524 char* p = name + strlen(name);
525 while ((p != name) && (*p != '/')) p--;
526 return (p != name ? ++p : p);
530 void Rehash(int status)
532 WriteOpers("Rehashing config file %s due to SIGHUP",CleanFilename(CONFIG_FILE));
533 fclose(Config->log_file);
535 Config->Read(false,NULL);
536 FOREACH_MOD(I_OnRehash,OnRehash(""));
543 printf("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
544 printf("(C) ChatSpike Development team.\033[0m\n\n");
545 printf("Developers:\033[1;32m Brain, FrostyCoolSlug\033[0m\n");
546 printf("Documentation:\033[1;32m FrostyCoolSlug, w00t\033[0m\n");
547 printf("Testers:\033[1;32m typobox43, piggles, Lord_Zathras, CC\033[0m\n");
548 printf("Name concept:\033[1;32m Lord_Zathras\033[0m\n\n");
551 void WritePID(std::string filename)
553 ofstream outfile(filename.c_str());
554 if (outfile.is_open())
561 printf("Failed to write PID-file '%s', exiting.\n",filename.c_str());
562 log(DEFAULT,"Failed to write PID-file '%s', exiting.",filename.c_str());
569 signal (SIGALRM, SIG_IGN);
570 signal (SIGHUP, Rehash);
571 signal (SIGPIPE, SIG_IGN);
572 signal (SIGTERM, Exit);
573 signal (SIGSEGV, Error);
577 int DaemonSeed (void)
580 if ((childpid = fork ()) < 0)
582 else if (childpid > 0)
586 printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
588 setpriority(PRIO_PROCESS,(int)getpid(),15);
590 if (Config->unlimitcore)
593 if (getrlimit(RLIMIT_CORE, &rl) == -1)
595 log(DEFAULT,"Failed to getrlimit()!");
600 rl.rlim_cur = rl.rlim_max;
601 if (setrlimit(RLIMIT_CORE, &rl) == -1)
602 log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
610 /* Make Sure Modules Are Avaliable!
611 * (BugFix By Craig.. See? I do work! :p)
612 * Modified by brain, requires const char*
613 * to work with other API functions
616 bool FileExists (const char* file)
619 if ((input = fopen (file, "r")) == NULL)
630 /* ConfProcess does the following things to a config line in the following order:
632 * Processes the line for syntax errors as shown below
633 * (1) Line void of quotes or equals (a malformed, illegal tag format)
634 * (2) Odd number of quotes on the line indicating a missing quote
635 * (3) number of equals signs not equal to number of quotes / 2 (missing an equals sign)
636 * (4) Spaces between the opening bracket (<) and the keyword
637 * (5) Spaces between a keyword and an equals sign
638 * (6) Spaces between an equals sign and a quote
639 * Removes trailing spaces
640 * Removes leading spaces
641 * Converts tabs to spaces
642 * Turns multiple spaces that are outside of quotes into single spaces
645 std::string ServerConfig::ConfProcess(char* buffer, long linenumber, std::stringstream* errorstream, bool &error, std::string filename)
647 long number_of_quotes = 0;
648 long number_of_equals = 0;
649 bool has_open_bracket = false;
650 bool in_quotes = false;
656 // firstly clean up the line by stripping spaces from the start and end and converting tabs to spaces
657 for (char* d = buffer; *d; d++)
660 while (*buffer == ' ') buffer++;
661 while ((buffer[strlen(buffer)-1] == ' ') && (*buffer)) buffer[strlen(buffer)-1] = '\0';
663 // empty lines are syntactically valid, as are comments
664 if (!(*buffer) || buffer[0] == '#')
667 for (unsigned int c = 0; c < strlen(buffer); c++)
669 // convert all spaces that are OUTSIDE quotes into hardspace (0xA0) as this will make them easier to
670 // search and replace later :)
671 if ((!in_quotes) && (buffer[c] == ' '))
673 if ((buffer[c] == '<') && (!in_quotes))
675 has_open_bracket = true;
676 if (strlen(buffer) == 1)
678 *errorstream << "Tag without identifier at " << filename << ":" << linenumber << endl;
682 else if ((tolower(buffer[c+1]) < 'a') || (tolower(buffer[c+1]) > 'z'))
684 *errorstream << "Invalid characters in identifier at " << filename << ":" << linenumber << endl;
689 if (buffer[c] == '"')
692 in_quotes = (!in_quotes);
694 if ((buffer[c] == '=') && (!in_quotes))
697 if (strlen(buffer) == c)
699 *errorstream << "Variable without a value at " << filename << ":" << linenumber << endl;
703 else if (buffer[c+1] != '"')
705 *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
711 *errorstream << "Value without a variable (line starts with '=') at " << filename << ":" << linenumber << endl;
715 else if (buffer[c-1] == '\xA0')
717 *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
723 // no quotes, and no equals. something freaky.
724 if ((!number_of_quotes) || (!number_of_equals) && (strlen(buffer)>2) && (buffer[0]=='<'))
726 *errorstream << "Malformed tag at " << filename << ":" << linenumber << endl;
730 // odd number of quotes. thats just wrong.
731 if ((number_of_quotes % 2) != 0)
733 *errorstream << "Missing \" at " << filename << ":" << linenumber << endl;
737 if (number_of_equals < (number_of_quotes/2))
739 *errorstream << "Missing '=' at " << filename << ":" << linenumber << endl;
741 if (number_of_equals > (number_of_quotes/2))
743 *errorstream << "Too many '=' at " << filename << ":" << linenumber << endl;
746 std::string parsedata = buffer;
747 // turn multispace into single space
748 while (parsedata.find("\xA0\xA0") != std::string::npos)
750 parsedata.erase(parsedata.find("\xA0\xA0"),1);
753 // turn our hardspace back into softspace
754 for (unsigned int d = 0; d < parsedata.length(); d++)
756 if (parsedata[d] == '\xA0')
760 // and we're done, the line is fine!
764 int ServerConfig::fgets_safe(char* buffer, size_t maxsize, FILE* &file)
767 unsigned int bufptr = 0;
768 while ((!feof(file)) && (c_read != '\n') && (c_read != '\r') && (bufptr < maxsize))
770 c_read = fgetc(file);
771 if ((c_read != '\n') && (c_read != '\r'))
772 buffer[bufptr++] = c_read;
774 buffer[bufptr] = '\0';
778 bool ServerConfig::LoadConf(const char* filename, std::stringstream *target, std::stringstream* errorstream)
781 errorstream->str("");
783 // first, check that the file exists before we try to do anything with it
784 if (!FileExists(filename))
786 *errorstream << "File " << filename << " not found." << endl;
789 // Fix the chmod of the file to restrict it to the current user and group
790 chmod(filename,0600);
791 for (unsigned int t = 0; t < include_stack.size(); t++)
793 if (std::string(filename) == include_stack[t])
795 *errorstream << "File " << filename << " is included recursively (looped inclusion)." << endl;
799 include_stack.push_back(filename);
801 FILE* conf = fopen(filename,"r");
807 if (fgets_safe(buffer, MAXBUF, conf))
809 if ((!feof(conf)) && (buffer) && (strlen(buffer)))
811 if ((buffer[0] != '#') && (buffer[0] != '\r') && (buffer[0] != '\n'))
813 if (!strncmp(buffer,"<include file=\"",15))
816 char confpath[10240],newconf[10240];
817 // include file directive
818 buf += 15; // advance to filename
819 for (unsigned int j = 0; j < strlen(buf); j++)
829 log(DEBUG,"Opening included file '%s'",buf);
832 strlcpy(confpath,CONFIG_FILE,10240);
833 if (strstr(confpath,"/inspircd.conf"))
835 // leaves us with just the path
836 *(strstr(confpath,"/inspircd.conf")) = '\0';
838 snprintf(newconf,10240,"%s/%s",confpath,buf);
840 else strlcpy(newconf,buf,10240);
841 std::stringstream merge(stringstream::in | stringstream::out);
842 // recursively call LoadConf and get the new data, use the same errorstream
843 if (LoadConf(newconf, &merge, errorstream))
845 // append to the end of the file
846 std::string newstuff = merge.str();
851 // the error propogates up to its parent recursively
852 // causing the config reader to bail at the top level.
860 std::string data = this->ConfProcess(buffer,linenumber++,errorstream,error,filename);
878 /* Counts the number of tags of a certain type within the config file, e.g. to enumerate opers */
880 int ServerConfig::EnumConf(std::stringstream *config, const char* tag)
883 char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
884 int in_token, in_quotes, tptr, idx = 0;
886 const char* buf = config->str().c_str();
888 long len = strlen(buf);
898 if ((c == '#') && (lastc == '\n'))
900 while ((c != '\n') && (bptr<len))
906 if ((c == '<') && (!in_quotes))
921 in_quotes = (!in_quotes);
923 if ((c == '>') && (!in_quotes))
926 if (!strcmp(c_tag,tag))
928 /* correct tag, but wrong index */
938 if ((in_token) && (c != '\n') && (c != '\r'))
948 /* Counts the number of values within a certain tag */
950 int ServerConfig::EnumValues(std::stringstream *config, const char* tag, int index)
953 char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
954 int in_token, in_quotes, tptr, idx = 0;
956 bool correct_tag = false;
959 const char* buf = config->str().c_str();
961 long len = strlen(buf);
971 if ((c == '#') && (lastc == '\n'))
973 while ((c != '\n') && (bptr<len))
979 if ((c == '<') && (!in_quotes))
990 if ((!strcmp(c_tag,tag)) && (idx == index))
999 in_quotes = (!in_quotes);
1002 if ( (correct_tag) && (!in_quotes) && ( (c == ' ') || (c == '\n') || (c == '\r') ) )
1006 if ((c == '>') && (!in_quotes))
1010 correct_tag = false;
1011 if (!strcmp(c_tag,tag))
1013 /* correct tag, but wrong index */
1023 if ((in_token) && (c != '\n') && (c != '\r'))
1035 int ServerConfig::ConfValueEnum(char* tag, std::stringstream* config)
1037 return EnumConf(config,tag);
1042 /* Retrieves a value from the config file. If there is more than one value of the specified
1043 * key and section (e.g. for opers etc) then the index value specifies which to retreive, e.g.
1045 * ConfValue("oper","name",2,result);
1048 int ServerConfig::ReadConf(std::stringstream *config, const char* tag, const char* var, int index, char *result)
1051 char buffer[65535], c_tag[MAXBUF], c, lastc;
1052 int in_token, in_quotes, tptr, idx = 0;
1055 const char* buf = config->str().c_str();
1057 long len = config->str().length();
1069 // FIX: Treat tabs as spaces
1072 if ((c == '<') && (!in_quotes))
1083 // FIX: Tab can follow a tagname as well as space.
1084 } while ((c != ' ') && (c != 9));
1088 in_quotes = (!in_quotes);
1090 if ((c == '>') && (!in_quotes))
1095 if (!strcmp(c_tag,tag))
1097 if ((buffer) && (c_tag) && (var))
1099 key = strstr(buffer,var);
1102 /* value not found in tag */
1120 for (unsigned j = 0; j < strlen(key); j++)
1127 strlcpy(result,key,MAXBUF);
1133 if (!strcmp(c_tag,tag))
1135 /* correct tag, but wrong index */
1145 if ((in_token) && (c != '\n') && (c != '\r'))
1152 *result = 0; // value or its tag not found at all
1158 int ServerConfig::ConfValue(char* tag, char* var, int index, char *result,std::stringstream *config)
1160 ReadConf(config, tag, var, index, result);
1166 // This will bind a socket to a port. It works for UDP/TCP
1167 int BindSocket (int sockfd, struct sockaddr_in client, struct sockaddr_in server, int port, char* addr)
1169 memset((char *)&server,0,sizeof(server));
1170 struct in_addr addy;
1171 inet_aton(addr,&addy);
1172 server.sin_family = AF_INET;
1173 if (!strcmp(addr,""))
1175 server.sin_addr.s_addr = htonl(INADDR_ANY);
1179 server.sin_addr = addy;
1181 server.sin_port = htons(port);
1182 if (bind(sockfd,(struct sockaddr*)&server,sizeof(server))<0)
1188 listen(sockfd, Config->MaxConn);
1194 // Open a TCP Socket
1195 int OpenTCPSocket (void)
1199 struct linger linger = { 0 };
1201 if ((sockfd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
1205 setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
1206 /* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
1208 linger.l_linger = 1;
1209 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
1216 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
1217 sockaddr_in client,server;
1218 int clientportcount = 0;
1219 int BoundPortCount = 0;
1220 for (int count = 0; count < Config->ConfValueEnum("bind",&Config->config_f); count++)
1222 Config->ConfValue("bind","port",count,configToken,&Config->config_f);
1223 Config->ConfValue("bind","address",count,Addr,&Config->config_f);
1224 Config->ConfValue("bind","type",count,Type,&Config->config_f);
1225 if ((!*Type) || (!strcmp(Type,"clients")))
1227 // modules handle server bind types now,
1228 // its not a typo in the strcmp.
1229 Config->ports[clientportcount] = atoi(configToken);
1230 strlcpy(Config->addrs[clientportcount],Addr,256);
1232 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
1235 int PortCount = clientportcount;
1237 for (int count = 0; count < PortCount; count++)
1239 if ((openSockfd[BoundPortCount] = OpenTCPSocket()) == ERROR)
1241 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[BoundPortCount]);
1244 if (BindSocket(openSockfd[BoundPortCount],client,server,Config->ports[count],Config->addrs[count]) == ERROR)
1246 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)Config->ports[count]);
1248 else /* well we at least bound to one socket so we'll continue */
1254 /* if we didn't bind to anything then abort */
1255 if (!BoundPortCount)
1257 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
1258 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)PortCount);
1262 return BoundPortCount;