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 ServerConfig::ServerConfig()
44 *ServerName = *Network = *ServerDesc = *AdminName = '\0';
45 *AdminEmail = *AdminNick = *diepass = *restartpass = '\0';
46 *CustomVersion = *motd = *rules = *PrefixQuit = *DieValue = *DNSServer = '\0';
47 *OperOnlyStats = *ModPath = *MyExecutable = *DisabledCommands = *PID = '\0';
53 NetBufferSize = 10240;
54 SoftLimit = MAXCLIENTS;
62 void ServerConfig::ClearStack()
64 include_stack.clear();
67 Module* ServerConfig::GetIOHook(int port)
69 std::map<int,Module*>::iterator x = IOHookModule.find(port);
70 return (x != IOHookModule.end() ? x->second : NULL);
73 bool ServerConfig::AddIOHook(int port, Module* iomod)
77 IOHookModule[port] = iomod;
83 bool ServerConfig::DelIOHook(int port)
85 std::map<int,Module*>::iterator x = IOHookModule.find(port);
86 if (x != IOHookModule.end())
88 IOHookModule.erase(x);
94 bool ServerConfig::CheckOnce(char* tag, bool bail, userrec* user)
96 if (ConfValueEnum(tag,&Config->config_f) > 1)
100 printf("There were errors in your configuration:\nYou have more than one <%s> tag, this is not permitted.\n",tag);
107 WriteServ(user->fd,"There were errors in your configuration:");
108 WriteServ(user->fd,"You have more than one <%s> tag, this is not permitted.\n",tag);
112 WriteOpers("There were errors in the configuration file:");
113 WriteOpers("You have more than one <%s> tag, this is not permitted.\n",tag);
121 void ServerConfig::Read(bool bail, userrec* user)
123 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF],MCON[MAXBUF];
124 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF],thold[MAXBUF],sqmax[MAXBUF],rqmax[MAXBUF],SLIMT[MAXBUF];
126 std::stringstream errstr;
127 include_stack.clear();
129 if (!LoadConf(CONFIG_FILE,&Config->config_f,&errstr))
132 log(DEFAULT,"There were errors in your configuration:\n%s",errstr.str().c_str());
135 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
143 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
144 while (!errstr.eof())
146 errstr.getline(dataline,1024);
147 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
152 WriteOpers("There were errors in the configuration file:");
153 while (!errstr.eof())
155 errstr.getline(dataline,1024);
156 WriteOpers(dataline);
163 /* Check we dont have more than one of singular tags
165 if (!CheckOnce("server",bail,user) || !CheckOnce("admin",bail,user) || !CheckOnce("files",bail,user)
166 || !CheckOnce("power",bail,user) || !CheckOnce("options",bail,user)
167 || !CheckOnce("dns",bail,user) || !CheckOnce("options",bail,user)
168 || !CheckOnce("disabled",bail,user) || !CheckOnce("pid",bail,user))
173 ConfValue("server","name",0,Config->ServerName,&Config->config_f);
174 ConfValue("server","description",0,Config->ServerDesc,&Config->config_f);
175 ConfValue("server","network",0,Config->Network,&Config->config_f);
176 ConfValue("admin","name",0,Config->AdminName,&Config->config_f);
177 ConfValue("admin","email",0,Config->AdminEmail,&Config->config_f);
178 ConfValue("admin","nick",0,Config->AdminNick,&Config->config_f);
179 ConfValue("files","motd",0,Config->motd,&Config->config_f);
180 ConfValue("files","rules",0,Config->rules,&Config->config_f);
181 ConfValue("power","diepass",0,Config->diepass,&Config->config_f);
182 ConfValue("power","pause",0,pauseval,&Config->config_f);
183 ConfValue("power","restartpass",0,Config->restartpass,&Config->config_f);
184 ConfValue("options","prefixquit",0,Config->PrefixQuit,&Config->config_f);
185 ConfValue("die","value",0,Config->DieValue,&Config->config_f);
186 ConfValue("options","loglevel",0,dbg,&Config->config_f);
187 ConfValue("options","netbuffersize",0,NB,&Config->config_f);
188 ConfValue("options","maxwho",0,MW,&Config->config_f);
189 ConfValue("options","allowhalfop",0,AH,&Config->config_f);
190 ConfValue("options","allowprotect",0,AP,&Config->config_f);
191 ConfValue("options","allowfounder",0,AF,&Config->config_f);
192 ConfValue("dns","server",0,Config->DNSServer,&Config->config_f);
193 ConfValue("dns","timeout",0,DNT,&Config->config_f);
194 ConfValue("options","moduledir",0,Config->ModPath,&Config->config_f);
195 ConfValue("disabled","commands",0,Config->DisabledCommands,&Config->config_f);
196 ConfValue("options","somaxconn",0,MCON,&Config->config_f);
197 ConfValue("options","softlimit",0,SLIMT,&Config->config_f);
198 ConfValue("options","operonlystats",0,Config->OperOnlyStats,&Config->config_f);
199 ConfValue("options","customversion",0,Config->CustomVersion,&Config->config_f);
201 Config->SoftLimit = atoi(SLIMT);
202 if ((Config->SoftLimit < 1) || (Config->SoftLimit > MAXCLIENTS))
204 log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
205 Config->SoftLimit = MAXCLIENTS;
207 Config->MaxConn = atoi(MCON);
208 if (Config->MaxConn > SOMAXCONN)
209 log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
210 Config->NetBufferSize = atoi(NB);
211 Config->MaxWhoResults = atoi(MW);
212 Config->dns_timeout = atoi(DNT);
213 if (!Config->dns_timeout)
214 Config->dns_timeout = 5;
215 if (!Config->MaxConn)
216 Config->MaxConn = SOMAXCONN;
217 if (!*Config->DNSServer)
218 strlcpy(Config->DNSServer,"127.0.0.1",MAXBUF);
219 if (!*Config->ModPath)
220 strlcpy(Config->ModPath,MOD_PATH,MAXBUF);
221 Config->AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
222 if ((!Config->NetBufferSize) || (Config->NetBufferSize > 65535) || (Config->NetBufferSize < 1024))
224 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
225 Config->NetBufferSize = 10240;
227 if ((!Config->MaxWhoResults) || (Config->MaxWhoResults > 65535) || (Config->MaxWhoResults < 1))
229 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
230 Config->MaxWhoResults = 128;
232 Config->LogLevel = DEFAULT;
233 if (!strcmp(dbg,"debug"))
235 Config->LogLevel = DEBUG;
236 Config->debugging = 1;
238 if (!strcmp(dbg,"verbose"))
239 Config->LogLevel = VERBOSE;
240 if (!strcmp(dbg,"default"))
241 Config->LogLevel = DEFAULT;
242 if (!strcmp(dbg,"sparse"))
243 Config->LogLevel = SPARSE;
244 if (!strcmp(dbg,"none"))
245 Config->LogLevel = NONE;
247 readfile(Config->MOTD,Config->motd);
248 log(DEFAULT,"Reading message of the day...");
249 readfile(Config->RULES,Config->rules);
250 log(DEFAULT,"Reading connect classes...");
252 for (int i = 0; i < ConfValueEnum("connect",&Config->config_f); i++)
255 ConfValue("connect","allow",i,Value,&Config->config_f);
256 ConfValue("connect","timeout",i,timeout,&Config->config_f);
257 ConfValue("connect","flood",i,flood,&Config->config_f);
258 ConfValue("connect","pingfreq",i,pfreq,&Config->config_f);
259 ConfValue("connect","threshold",i,thold,&Config->config_f);
260 ConfValue("connect","sendq",i,sqmax,&Config->config_f);
261 ConfValue("connect","recvq",i,rqmax,&Config->config_f);
266 strlcpy(Value,"",MAXBUF);
267 ConfValue("connect","password",i,Value,&Config->config_f);
269 c.registration_timeout = 90; // default is 2 minutes
271 c.flood = atoi(flood);
273 c.sendqmax = 262144; // 256k
274 c.recvqmax = 4096; // 4k
277 c.threshold = atoi(thold);
281 c.sendqmax = atoi(sqmax);
285 c.recvqmax = atoi(rqmax);
289 c.registration_timeout = atoi(timeout);
293 c.pingtime = atoi(pfreq);
295 Classes.push_back(c);
299 ConfValue("connect","deny",i,Value,&Config->config_f);
302 Classes.push_back(c);
303 log(DEBUG,"Read connect class type DENY, host=%s",c.host.c_str());
307 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
308 read_xline_defaults();
309 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
310 apply_lines(APPLY_ALL);
312 ConfValue("pid","file",0,Config->PID,&Config->config_f);
313 // write once here, to try it out and make sure its ok
314 WritePID(Config->PID);
316 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
319 log(DEFAULT,"Adding and removing modules due to rehash...");
321 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
323 // store the old module names
324 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
326 old_module_names.push_back(*t);
329 // get the new module names
330 for (int count2 = 0; count2 < ConfValueEnum("module",&Config->config_f); count2++)
332 ConfValue("module","name",count2,Value,&Config->config_f);
333 new_module_names.push_back(Value);
336 // now create a list of new modules that are due to be loaded
337 // and a seperate list of modules which are due to be unloaded
338 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
341 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
347 added_modules.push_back(*_new);
349 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
352 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
358 removed_modules.push_back(*oldm);
360 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
362 int rem = 0, add = 0;
363 if (!removed_modules.empty())
364 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
366 if (ServerInstance->UnloadModule(removing->c_str()))
368 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
369 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
374 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
377 if (!added_modules.empty())
378 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
380 if (ServerInstance->LoadModule(adding->c_str()))
382 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
383 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
388 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
391 log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),
392 (unsigned long)add,(unsigned long)added_modules.size());
397 void Exit (int status)
399 if (Config->log_file)
400 fclose(Config->log_file);
401 send_error("Server shutdown.");
405 void Killed(int status)
407 if (Config->log_file)
408 fclose(Config->log_file);
409 send_error("Server terminated.");
413 void Rehash(int status)
415 WriteOpers("Rehashing config file %s due to SIGHUP",CONFIG_FILE);
416 fclose(Config->log_file);
418 Config->Read(false,NULL);
425 printf("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
426 printf("(C) ChatSpike Development team.\033[0m\n\n");
427 printf("Developers:\033[1;32m Brain, FrostyCoolSlug\033[0m\n");
428 printf("Documentation:\033[1;32m FrostyCoolSlug, w00t\033[0m\n");
429 printf("Testers:\033[1;32m typobox43, piggles, Lord_Zathras, CC\033[0m\n");
430 printf("Name concept:\033[1;32m Lord_Zathras\033[0m\n\n");
433 void WritePID(std::string filename)
435 ofstream outfile(filename.c_str());
436 if (outfile.is_open())
443 printf("Failed to write PID-file '%s', exiting.\n",filename.c_str());
444 log(DEFAULT,"Failed to write PID-file '%s', exiting.",filename.c_str());
451 signal (SIGALRM, SIG_IGN);
452 signal (SIGHUP, Rehash);
453 signal (SIGPIPE, SIG_IGN);
454 signal (SIGTERM, Exit);
455 signal (SIGSEGV, Error);
459 int DaemonSeed (void)
462 if ((childpid = fork ()) < 0)
464 else if (childpid > 0)
468 printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
470 setpriority(PRIO_PROCESS,(int)getpid(),15);
472 if (Config->unlimitcore)
475 if (getrlimit(RLIMIT_CORE, &rl) == -1)
477 log(DEFAULT,"Failed to getrlimit()!");
482 rl.rlim_cur = rl.rlim_max;
483 if (setrlimit(RLIMIT_CORE, &rl) == -1)
484 log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
492 /* Make Sure Modules Are Avaliable!
493 * (BugFix By Craig.. See? I do work! :p)
494 * Modified by brain, requires const char*
495 * to work with other API functions
498 bool FileExists (const char* file)
501 if ((input = fopen (file, "r")) == NULL)
512 /* ConfProcess does the following things to a config line in the following order:
514 * Processes the line for syntax errors as shown below
515 * (1) Line void of quotes or equals (a malformed, illegal tag format)
516 * (2) Odd number of quotes on the line indicating a missing quote
517 * (3) number of equals signs not equal to number of quotes / 2 (missing an equals sign)
518 * (4) Spaces between the opening bracket (<) and the keyword
519 * (5) Spaces between a keyword and an equals sign
520 * (6) Spaces between an equals sign and a quote
521 * Removes trailing spaces
522 * Removes leading spaces
523 * Converts tabs to spaces
524 * Turns multiple spaces that are outside of quotes into single spaces
527 std::string ServerConfig::ConfProcess(char* buffer, long linenumber, std::stringstream* errorstream, bool &error, std::string filename)
529 long number_of_quotes = 0;
530 long number_of_equals = 0;
531 bool has_open_bracket = false;
532 bool in_quotes = false;
538 // firstly clean up the line by stripping spaces from the start and end and converting tabs to spaces
539 for (unsigned int d = 0; d < strlen(buffer); d++)
540 if ((buffer[d]) == 9)
542 while ((buffer[0] == ' ') && (strlen(buffer)>0)) buffer++;
543 while ((buffer[strlen(buffer)-1] == ' ') && (strlen(buffer)>0)) buffer[strlen(buffer)-1] = '\0';
545 // empty lines are syntactically valid, as are comments
546 if (!(*buffer) || buffer[0] == '#')
549 for (unsigned int c = 0; c < strlen(buffer); c++)
551 // convert all spaces that are OUTSIDE quotes into hardspace (0xA0) as this will make them easier to
552 // search and replace later :)
553 if ((!in_quotes) && (buffer[c] == ' '))
555 if ((buffer[c] == '<') && (!in_quotes))
557 has_open_bracket = true;
558 if (strlen(buffer) == 1)
560 *errorstream << "Tag without identifier at " << filename << ":" << linenumber << endl;
564 else if ((tolower(buffer[c+1]) < 'a') || (tolower(buffer[c+1]) > 'z'))
566 *errorstream << "Invalid characters in identifier at " << filename << ":" << linenumber << endl;
571 if (buffer[c] == '"')
574 in_quotes = (!in_quotes);
576 if ((buffer[c] == '=') && (!in_quotes))
579 if (strlen(buffer) == c)
581 *errorstream << "Variable without a value at " << filename << ":" << linenumber << endl;
585 else if (buffer[c+1] != '"')
587 *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
593 *errorstream << "Value without a variable (line starts with '=') at " << filename << ":" << linenumber << endl;
597 else if (buffer[c-1] == '\xA0')
599 *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
605 // no quotes, and no equals. something freaky.
606 if ((!number_of_quotes) || (!number_of_equals) && (strlen(buffer)>2) && (buffer[0]=='<'))
608 *errorstream << "Malformed tag at " << filename << ":" << linenumber << endl;
612 // odd number of quotes. thats just wrong.
613 if ((number_of_quotes % 2) != 0)
615 *errorstream << "Missing \" at " << filename << ":" << linenumber << endl;
619 if (number_of_equals < (number_of_quotes/2))
621 *errorstream << "Missing '=' at " << filename << ":" << linenumber << endl;
623 if (number_of_equals > (number_of_quotes/2))
625 *errorstream << "Too many '=' at " << filename << ":" << linenumber << endl;
628 std::string parsedata = buffer;
629 // turn multispace into single space
630 while (parsedata.find("\xA0\xA0") != std::string::npos)
632 parsedata.erase(parsedata.find("\xA0\xA0"),1);
635 // turn our hardspace back into softspace
636 for (unsigned int d = 0; d < parsedata.length(); d++)
638 if (parsedata[d] == '\xA0')
642 // and we're done, the line is fine!
646 int ServerConfig::fgets_safe(char* buffer, size_t maxsize, FILE* &file)
649 unsigned int bufptr = 0;
650 while ((!feof(file)) && (c_read != '\n') && (c_read != '\r') && (bufptr < maxsize))
652 c_read = fgetc(file);
653 if ((c_read != '\n') && (c_read != '\r'))
654 buffer[bufptr++] = c_read;
656 buffer[bufptr] = '\0';
660 bool ServerConfig::LoadConf(const char* filename, std::stringstream *target, std::stringstream* errorstream)
663 errorstream->str("");
665 // first, check that the file exists before we try to do anything with it
666 if (!FileExists(filename))
668 *errorstream << "File " << filename << " not found." << endl;
671 // Fix the chmod of the file to restrict it to the current user and group
672 chmod(filename,0600);
673 for (unsigned int t = 0; t < include_stack.size(); t++)
675 if (std::string(filename) == include_stack[t])
677 *errorstream << "File " << filename << " is included recursively (looped inclusion)." << endl;
681 include_stack.push_back(filename);
683 FILE* conf = fopen(filename,"r");
689 if (fgets_safe(buffer, MAXBUF, conf))
691 if ((!feof(conf)) && (buffer) && (strlen(buffer)))
693 if ((buffer[0] != '#') && (buffer[0] != '\r') && (buffer[0] != '\n'))
695 if (!strncmp(buffer,"<include file=\"",15))
698 char confpath[10240],newconf[10240];
699 // include file directive
700 buf += 15; // advance to filename
701 for (unsigned int j = 0; j < strlen(buf); j++)
711 log(DEFAULT,"Opening included file '%s'",buf);
714 strlcpy(confpath,CONFIG_FILE,10240);
715 if (strstr(confpath,"/inspircd.conf"))
717 // leaves us with just the path
718 *(strstr(confpath,"/inspircd.conf")) = '\0';
720 snprintf(newconf,10240,"%s/%s",confpath,buf);
722 else strlcpy(newconf,buf,10240);
723 std::stringstream merge(stringstream::in | stringstream::out);
724 // recursively call LoadConf and get the new data, use the same errorstream
725 if (LoadConf(newconf, &merge, errorstream))
727 // append to the end of the file
728 std::string newstuff = merge.str();
733 // the error propogates up to its parent recursively
734 // causing the config reader to bail at the top level.
742 std::string data = this->ConfProcess(buffer,linenumber++,errorstream,error,filename);
760 /* Counts the number of tags of a certain type within the config file, e.g. to enumerate opers */
762 int ServerConfig::EnumConf(std::stringstream *config, const char* tag)
765 char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
766 int in_token, in_quotes, tptr, idx = 0;
768 const char* buf = config->str().c_str();
770 long len = strlen(buf);
780 if ((c == '#') && (lastc == '\n'))
782 while ((c != '\n') && (bptr<len))
788 if ((c == '<') && (!in_quotes))
803 in_quotes = (!in_quotes);
805 if ((c == '>') && (!in_quotes))
808 if (!strcmp(c_tag,tag))
810 /* correct tag, but wrong index */
820 if ((in_token) && (c != '\n') && (c != '\r'))
830 /* Counts the number of values within a certain tag */
832 int ServerConfig::EnumValues(std::stringstream *config, const char* tag, int index)
835 char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
836 int in_token, in_quotes, tptr, idx = 0;
838 bool correct_tag = false;
841 const char* buf = config->str().c_str();
843 long len = strlen(buf);
853 if ((c == '#') && (lastc == '\n'))
855 while ((c != '\n') && (bptr<len))
861 if ((c == '<') && (!in_quotes))
872 if ((!strcmp(c_tag,tag)) && (idx == index))
881 in_quotes = (!in_quotes);
884 if ( (correct_tag) && (!in_quotes) && ( (c == ' ') || (c == '\n') || (c == '\r') ) )
888 if ((c == '>') && (!in_quotes))
893 if (!strcmp(c_tag,tag))
895 /* correct tag, but wrong index */
905 if ((in_token) && (c != '\n') && (c != '\r'))
917 int ServerConfig::ConfValueEnum(char* tag, std::stringstream* config)
919 return EnumConf(config,tag);
924 /* Retrieves a value from the config file. If there is more than one value of the specified
925 * key and section (e.g. for opers etc) then the index value specifies which to retreive, e.g.
927 * ConfValue("oper","name",2,result);
930 int ServerConfig::ReadConf(std::stringstream *config, const char* tag, const char* var, int index, char *result)
933 char buffer[65535], c_tag[MAXBUF], c, lastc;
934 int in_token, in_quotes, tptr, idx = 0;
937 const char* buf = config->str().c_str();
939 long len = config->str().length();
951 // FIX: Treat tabs as spaces
954 if ((c == '<') && (!in_quotes))
965 // FIX: Tab can follow a tagname as well as space.
966 } while ((c != ' ') && (c != 9));
970 in_quotes = (!in_quotes);
972 if ((c == '>') && (!in_quotes))
977 if (!strcmp(c_tag,tag))
979 if ((buffer) && (c_tag) && (var))
981 key = strstr(buffer,var);
984 /* value not found in tag */
1002 for (unsigned j = 0; j < strlen(key); j++)
1009 strlcpy(result,key,MAXBUF);
1015 if (!strcmp(c_tag,tag))
1017 /* correct tag, but wrong index */
1027 if ((in_token) && (c != '\n') && (c != '\r'))
1034 *result = 0; // value or its tag not found at all
1040 int ServerConfig::ConfValue(char* tag, char* var, int index, char *result,std::stringstream *config)
1042 ReadConf(config, tag, var, index, result);
1048 // This will bind a socket to a port. It works for UDP/TCP
1049 int BindSocket (int sockfd, struct sockaddr_in client, struct sockaddr_in server, int port, char* addr)
1051 memset((char *)&server,0,sizeof(server));
1052 struct in_addr addy;
1053 inet_aton(addr,&addy);
1054 server.sin_family = AF_INET;
1055 if (!strcmp(addr,""))
1057 server.sin_addr.s_addr = htonl(INADDR_ANY);
1061 server.sin_addr = addy;
1063 server.sin_port = htons(port);
1064 if (bind(sockfd,(struct sockaddr*)&server,sizeof(server))<0)
1070 listen(sockfd, Config->MaxConn);
1076 // Open a TCP Socket
1077 int OpenTCPSocket (void)
1081 struct linger linger = { 0 };
1083 if ((sockfd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
1087 setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
1088 /* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
1090 linger.l_linger = 1;
1091 setsockopt(sockfd, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
1098 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
1099 sockaddr_in client,server;
1100 int clientportcount = 0;
1101 int BoundPortCount = 0;
1102 for (int count = 0; count < Config->ConfValueEnum("bind",&Config->config_f); count++)
1104 Config->ConfValue("bind","port",count,configToken,&Config->config_f);
1105 Config->ConfValue("bind","address",count,Addr,&Config->config_f);
1106 Config->ConfValue("bind","type",count,Type,&Config->config_f);
1107 if (strcmp(Type,"servers"))
1109 // modules handle server bind types now,
1110 // its not a typo in the strcmp.
1111 Config->ports[clientportcount] = atoi(configToken);
1112 strlcpy(Config->addrs[clientportcount],Addr,256);
1114 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
1117 int PortCount = clientportcount;
1119 for (int count = 0; count < PortCount; count++)
1121 if ((openSockfd[BoundPortCount] = OpenTCPSocket()) == ERROR)
1123 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[BoundPortCount]);
1126 if (BindSocket(openSockfd[BoundPortCount],client,server,Config->ports[count],Config->addrs[count]) == ERROR)
1128 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)Config->ports[count]);
1130 else /* well we at least bound to one socket so we'll continue */
1136 /* if we didn't bind to anything then abort */
1137 if (!BoundPortCount)
1139 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
1140 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)PortCount);
1144 return BoundPortCount;