src/configreader.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *            the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 #include "configreader.h"
  15 #include <sstream>
  16 #include <fstream>
  17 #include "inspircd.h"
  18 #include "xline.h"
  19
  20 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
  21
  22 ServerConfig::ServerConfig(InspIRCd* Instance) : ServerInstance(Instance)
  23 {
  24         this->ClearStack();
  25         *ServerName = *Network = *ServerDesc = *AdminName = '\0';
  26         *HideWhoisServer = *AdminEmail = *AdminNick = *diepass = *restartpass = '\0';
  27         *CustomVersion = *motd = *rules = *PrefixQuit = *DieValue = *DNSServer = '\0';
  28         *UserStats = *ModPath = *MyExecutable = *DisabledCommands = *PID = '\0';
  29         log_file = NULL;
  30         NoUserDns = forcedebug = OperSpyWhois = nofork = HideBans = HideSplits = false;
  31         CycleHosts = writelog = AllowHalfop = true;
  32         dns_timeout = DieDelay = 5;
  33         MaxTargets = 20;
  34         NetBufferSize = 10240;
  35         SoftLimit = MAXCLIENTS;
  36         MaxConn = SOMAXCONN;
  37         MaxWhoResults = 100;
  38         debugging = 0;
  39         LogLevel = DEFAULT;
  40         maxbans.clear();
  41         WhoWasGroupSize = 10;
  42         WhoWasMaxGroups = WhoWasGroupSize * MAXCLIENTS;
  43         WhoWasMaxKeep = 3600*24*3; // 3 days
  44 }
  45
  46 void ServerConfig::ClearStack()
  47 {
  48         include_stack.clear();
  49 }
  50
  51 Module* ServerConfig::GetIOHook(int port)
  52 {
  53         std::map<int,Module*>::iterator x = IOHookModule.find(port);
  54         return (x != IOHookModule.end() ? x->second : NULL);
  55 }
  56
  57 Module* ServerConfig::GetIOHook(InspSocket* is)
  58 {
  59         std::map<InspSocket*,Module*>::iterator x = SocketIOHookModule.find(is);
  60         return (x != SocketIOHookModule.end() ? x->second : NULL);
  61 }
  62
  63 bool ServerConfig::AddIOHook(int port, Module* iomod)
  64 {
  65         if (!GetIOHook(port))
  66         {
  67                 IOHookModule[port] = iomod;
  68                 return true;
  69         }
  70         else
  71         {
  72                 throw ModuleException("Port already hooked by another module");
  73                 return false;
  74         }
  75 }
  76
  77 bool ServerConfig::AddIOHook(Module* iomod, InspSocket* is)
  78 {
  79         if (!GetIOHook(is))
  80         {
  81                 ServerInstance->Log(DEBUG,"Hooked inspsocket %08x", is);
  82                 SocketIOHookModule[is] = iomod;
  83                 is->IsIOHooked = true;
  84                 return true;
  85         }
  86         else
  87         {
  88                 throw ModuleException("InspSocket derived class already hooked by another module");
  89                 return false;
  90         }
  91 }
  92
  93 bool ServerConfig::DelIOHook(int port)
  94 {
  95         std::map<int,Module*>::iterator x = IOHookModule.find(port);
  96         if (x != IOHookModule.end())
  97         {
  98                 IOHookModule.erase(x);
  99                 return true;
 100         }
 101         return false;
 102 }
 103
 104 bool ServerConfig::DelIOHook(InspSocket* is)
 105 {
 106         std::map<InspSocket*,Module*>::iterator x = SocketIOHookModule.find(is);
 107         if (x != SocketIOHookModule.end())
 108         {
 109                 SocketIOHookModule.erase(x);
 110                 return true;
 111         }
 112         return false;
 113 }
 114
 115 void ServerConfig::Update005()
 116 {
 117         std::stringstream out(data005);
 118         std::string token;
 119         std::string line5;
 120         int token_counter = 0;
 121         isupport.clear();
 122         while (out >> token)
 123         {
 124                 line5 = line5 + token + " ";
 125                 token_counter++;
 126                 if (token_counter >= 13)
 127                 {
 128                         char buf[MAXBUF];
 129                         snprintf(buf, MAXBUF, "%s:are supported by this server", line5.c_str());
 130                         isupport.push_back(buf);
 131                         line5 = "";
 132                         token_counter = 0;
 133                 }
 134         }
 135         char buf[MAXBUF];
 136         snprintf(buf, MAXBUF, "%s:are supported by this server", line5.c_str());
 137         isupport.push_back(buf);
 138 }
 139
 140 void ServerConfig::Send005(userrec* user)
 141 {
 142         for (std::vector<std::string>::iterator line = ServerInstance->Config->isupport.begin(); line != ServerInstance->Config->isupport.end(); line++)
 143                 user->WriteServ("005 %s %s", user->nick, line->c_str());
 144 }
 145
 146 bool ServerConfig::CheckOnce(char* tag, bool bail, userrec* user)
 147 {
 148         int count = ConfValueEnum(this->config_data, tag);
 149
 150         if (count > 1)
 151         {
 152                 if (bail)
 153                 {
 154                         printf("There were errors in your configuration:\nYou have more than one <%s> tag, this is not permitted.\n",tag);
 155                         InspIRCd::Exit(ERROR);
 156                 }
 157                 else
 158                 {
 159                         if (user)
 160                         {
 161                                 user->WriteServ("There were errors in your configuration:");
 162                                 user->WriteServ("You have more than one <%s> tag, this is not permitted.\n",tag);
 163                         }
 164                         else
 165                         {
 166                                 ServerInstance->WriteOpers("There were errors in the configuration file:");
 167                                 ServerInstance->WriteOpers("You have more than one <%s> tag, this is not permitted.\n",tag);
 168                         }
 169                 }
 170                 return false;
 171         }
 172         if (count < 1)
 173         {
 174                 if (bail)
 175                 {
 176                         printf("There were errors in your configuration:\nYou have not defined a <%s> tag, this is required.\n",tag);
 177                         InspIRCd::Exit(ERROR);
 178                 }
 179                 else
 180                 {
 181                         if (user)
 182                         {
 183                                 user->WriteServ("There were errors in your configuration:");
 184                                 user->WriteServ("You have not defined a <%s> tag, this is required.",tag);
 185                         }
 186                         else
 187                         {
 188                                 ServerInstance->WriteOpers("There were errors in the configuration file:");
 189                                 ServerInstance->WriteOpers("You have not defined a <%s> tag, this is required.",tag);
 190                         }
 191                 }
 192                 return false;
 193         }
 194         return true;
 195 }
 196
 197 bool NoValidation(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 198 {
 199         conf->GetInstance()->Log(DEBUG,"No validation for <%s:%s>",tag,value);
 200         return true;
 201 }
 202
 203 bool ValidateMaxTargets(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 204 {
 205         if ((data.GetInteger() < 0) || (data.GetInteger() > 31))
 206         {
 207                 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:maxtargets> value is greater than 31 or less than 0, set to 20.");
 208                 data.Set(20);
 209         }
 210         return true;
 211 }
 212
 213 bool ValidateSoftLimit(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 214 {
 215         if ((data.GetInteger() < 1) || (data.GetInteger() > MAXCLIENTS))
 216         {
 217                 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
 218                 data.Set(MAXCLIENTS);
 219         }
 220         return true;
 221 }
 222
 223 bool ValidateMaxConn(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 224 {
 225         if (data.GetInteger() > SOMAXCONN)
 226                 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
 227         if (!data.GetInteger())
 228                 data.Set(SOMAXCONN);
 229         return true;
 230 }
 231
 232 bool ValidateDnsTimeout(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 233 {
 234         if (!data.GetInteger())
 235                 data.Set(5);
 236         return true;
 237 }
 238
 239 bool InitializeDisabledCommands(const char* data, InspIRCd* ServerInstance)
 240 {
 241         std::stringstream dcmds(data);
 242         std::string thiscmd;
 243
 244         /* Enable everything first */
 245         for (nspace::hash_map<std::string,command_t*>::iterator x = ServerInstance->Parser->cmdlist.begin(); x != ServerInstance->Parser->cmdlist.end(); x++)
 246                 x->second->Disable(false);
 247
 248         /* Now disable all the ones which the user wants disabled */
 249         while (dcmds >> thiscmd)
 250         {
 251                 nspace::hash_map<std::string,command_t*>::iterator cm = ServerInstance->Parser->cmdlist.find(thiscmd);
 252                 if (cm != ServerInstance->Parser->cmdlist.end())
 253                 {
 254                         ServerInstance->Log(DEBUG,"Disabling command '%s'",cm->second->command.c_str());
 255                         cm->second->Disable(true);
 256                 }
 257         }
 258         return true;
 259 }
 260
 261 bool ValidateDnsServer(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 262 {
 263         if (!*(data.GetString()))
 264         {
 265                 // attempt to look up their nameserver from /etc/resolv.conf
 266                 conf->GetInstance()->Log(DEFAULT,"WARNING: <dns:server> not defined, attempting to find working server in /etc/resolv.conf...");
 267                 ifstream resolv("/etc/resolv.conf");
 268                 std::string nameserver;
 269                 bool found_server = false;
 270
 271                 if (resolv.is_open())
 272                 {
 273                         while (resolv >> nameserver)
 274                         {
 275                                 if ((nameserver == "nameserver") && (!found_server))
 276                                 {
 277                                         resolv >> nameserver;
 278                                         data.Set(nameserver.c_str());
 279                                         found_server = true;
 280                                         conf->GetInstance()->Log(DEFAULT,"<dns:server> set to '%s' as first resolver in /etc/resolv.conf.",nameserver.c_str());
 281                                 }
 282                         }
 283
 284                         if (!found_server)
 285                         {
 286                                 conf->GetInstance()->Log(DEFAULT,"/etc/resolv.conf contains no viable nameserver entries! Defaulting to nameserver '127.0.0.1'!");
 287                                 data.Set("127.0.0.1");
 288                         }
 289                 }
 290                 else
 291                 {
 292                         conf->GetInstance()->Log(DEFAULT,"/etc/resolv.conf can't be opened! Defaulting to nameserver '127.0.0.1'!");
 293                         data.Set("127.0.0.1");
 294                 }
 295         }
 296         return true;
 297 }
 298
 299 bool ValidateModPath(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 300 {
 301         if (!*(data.GetString()))
 302                 data.Set(MOD_PATH);
 303         return true;
 304 }
 305
 306
 307 bool ValidateServerName(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 308 {
 309         if (!strchr(data.GetString(),'.'))
 310         {
 311                 conf->GetInstance()->Log(DEFAULT,"WARNING: <server:name> '%s' is not a fully-qualified domain name. Changed to '%s%c'",data.GetString(),data.GetString(),'.');
 312                 std::string moo = std::string(data.GetString()).append(".");
 313                 data.Set(moo.c_str());
 314         }
 315         return true;
 316 }
 317
 318 bool ValidateNetBufferSize(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 319 {
 320         if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1024))
 321         {
 322                 conf->GetInstance()->Log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
 323                 data.Set(10240);
 324         }
 325         return true;
 326 }
 327
 328 bool ValidateMaxWho(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 329 {
 330         if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1))
 331         {
 332                 conf->GetInstance()->Log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
 333                 data.Set(128);
 334         }
 335         return true;
 336 }
 337
 338 bool ValidateLogLevel(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 339 {
 340         std::string dbg = data.GetString();
 341         conf->LogLevel = DEFAULT;
 342
 343         if (dbg == "debug")
 344                 conf->LogLevel = DEBUG;
 345         else if (dbg  == "verbose")
 346                 conf->LogLevel = VERBOSE;
 347         else if (dbg == "default")
 348                 conf->LogLevel = DEFAULT;
 349         else if (dbg == "sparse")
 350                 conf->LogLevel = SPARSE;
 351         else if (dbg == "none")
 352                 conf->LogLevel = NONE;
 353
 354         conf->debugging = (conf->LogLevel == DEBUG);
 355
 356         return true;
 357 }
 358
 359 bool ValidateMotd(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 360 {
 361         conf->ReadFile(conf->MOTD, data.GetString());
 362         return true;
 363 }
 364
 365 bool ValidateRules(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 366 {
 367         conf->ReadFile(conf->RULES, data.GetString());
 368         return true;
 369 }
 370
 371 bool ValidateWhoWas(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 372 {
 373         conf->WhoWasMaxKeep = conf->GetInstance()->Duration(data.GetString());
 374
 375         if (conf->WhoWasGroupSize < 0)
 376                 conf->WhoWasGroupSize = 0;
 377
 378         if (conf->WhoWasMaxGroups < 0)
 379                 conf->WhoWasMaxGroups = 0;
 380
 381         if (conf->WhoWasMaxKeep < 3600)
 382         {
 383                 conf->WhoWasMaxKeep = 3600;
 384                 conf->GetInstance()->Log(DEFAULT,"WARNING: <whowas:maxkeep> value less than 3600, setting to default 3600");
 385         }
 386         conf->GetInstance()->Log(DEBUG,"whowas:groupsize:%d maxgroups:%d maxkeep:%d",conf->WhoWasGroupSize,conf->WhoWasMaxGroups,conf->WhoWasMaxKeep);
 387         irc::whowas::PruneWhoWas(conf->GetInstance(), conf->GetInstance()->Time());
 388         return true;
 389 }
 390
 391 /* Callback called before processing the first <connect> tag
 392  */
 393 bool InitConnect(ServerConfig* conf, const char* tag)
 394 {
 395         conf->GetInstance()->Log(DEFAULT,"Reading connect classes...");
 396         conf->Classes.clear();
 397         return true;
 398 }
 399
 400 /* Callback called to process a single <connect> tag
 401  */
 402 bool DoConnect(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 403 {
 404         ConnectClass c;
 405         const char* allow = values[0].GetString(); /* Yeah, there are a lot of values. Live with it. */
 406         const char* deny = values[1].GetString();
 407         const char* password = values[2].GetString();
 408         int timeout = values[3].GetInteger();
 409         int pingfreq = values[4].GetInteger();
 410         int flood = values[5].GetInteger();
 411         int threshold = values[6].GetInteger();
 412         int sendq = values[7].GetInteger();
 413         int recvq = values[8].GetInteger();
 414         int localmax = values[9].GetInteger();
 415         int globalmax = values[10].GetInteger();
 416
 417         if (*allow)
 418         {
 419                 c.host = allow;
 420                 c.type = CC_ALLOW;
 421                 c.pass = password;
 422                 c.registration_timeout = timeout;
 423                 c.pingtime = pingfreq;
 424                 c.flood = flood;
 425                 c.threshold = threshold;
 426                 c.sendqmax = sendq;
 427                 c.recvqmax = recvq;
 428                 c.maxlocal = localmax;
 429                 c.maxglobal = globalmax;
 430
 431
 432                 if (c.maxlocal == 0)
 433                         c.maxlocal = 3;
 434                 if (c.maxglobal == 0)
 435                         c.maxglobal = 3;
 436                 if (c.threshold == 0)
 437                 {
 438                         c.threshold = 1;
 439                         c.flood = 999;
 440                         conf->GetInstance()->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());
 441                 }
 442                 if (c.sendqmax == 0)
 443                         c.sendqmax = 262114;
 444                 if (c.recvqmax == 0)
 445                         c.recvqmax = 4096;
 446                 if (c.registration_timeout == 0)
 447                         c.registration_timeout = 90;
 448                 if (c.pingtime == 0)
 449                         c.pingtime = 120;
 450                 conf->Classes.push_back(c);
 451         }
 452         else
 453         {
 454                 c.host = deny;
 455                 c.type = CC_DENY;
 456                 conf->Classes.push_back(c);
 457                 conf->GetInstance()->Log(DEBUG,"Read connect class type DENY, host=%s",deny);
 458         }
 459
 460         return true;
 461 }
 462
 463 /* Callback called when there are no more <connect> tags
 464  */
 465 bool DoneConnect(ServerConfig* conf, const char* tag)
 466 {
 467         conf->GetInstance()->Log(DEBUG,"DoneConnect called for tag: %s",tag);
 468         return true;
 469 }
 470
 471 /* Callback called before processing the first <uline> tag
 472  */
 473 bool InitULine(ServerConfig* conf, const char* tag)
 474 {
 475         conf->ulines.clear();
 476         return true;
 477 }
 478
 479 /* Callback called to process a single <uline> tag
 480  */
 481 bool DoULine(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 482 {
 483         const char* server = values[0].GetString();
 484         conf->GetInstance()->Log(DEBUG,"Read ULINE '%s'",server);
 485         conf->ulines.push_back(server);
 486         return true;
 487 }
 488
 489 /* Callback called when there are no more <uline> tags
 490  */
 491 bool DoneULine(ServerConfig* conf, const char* tag)
 492 {
 493         return true;
 494 }
 495
 496 /* Callback called before processing the first <module> tag
 497  */
 498 bool InitModule(ServerConfig* conf, const char* tag)
 499 {
 500         old_module_names.clear();
 501         new_module_names.clear();
 502         added_modules.clear();
 503         removed_modules.clear();
 504         for (std::vector<std::string>::iterator t = conf->module_names.begin(); t != conf->module_names.end(); t++)
 505         {
 506                 old_module_names.push_back(*t);
 507         }
 508         return true;
 509 }
 510
 511 /* Callback called to process a single <module> tag
 512  */
 513 bool DoModule(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 514 {
 515         const char* modname = values[0].GetString();
 516         new_module_names.push_back(modname);
 517         return true;
 518 }
 519
 520 /* Callback called when there are no more <module> tags
 521  */
 522 bool DoneModule(ServerConfig* conf, const char* tag)
 523 {
 524         // now create a list of new modules that are due to be loaded
 525         // and a seperate list of modules which are due to be unloaded
 526         for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
 527         {
 528                 bool added = true;
 529
 530                 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
 531                 {
 532                         if (*old == *_new)
 533                                 added = false;
 534                 }
 535
 536                 if (added)
 537                         added_modules.push_back(*_new);
 538         }
 539
 540         for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
 541         {
 542                 bool removed = true;
 543                 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
 544                 {
 545                         if (*newm == *oldm)
 546                                 removed = false;
 547                 }
 548
 549                 if (removed)
 550                         removed_modules.push_back(*oldm);
 551         }
 552         return true;
 553 }
 554
 555 /* Callback called before processing the first <banlist> tag
 556  */
 557 bool InitMaxBans(ServerConfig* conf, const char* tag)
 558 {
 559         conf->maxbans.clear();
 560         return true;
 561 }
 562
 563 /* Callback called to process a single <banlist> tag
 564  */
 565 bool DoMaxBans(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 566 {
 567         const char* channel = values[0].GetString();
 568         int limit = values[1].GetInteger();
 569         conf->maxbans[channel] = limit;
 570         return true;
 571 }
 572
 573 /* Callback called when there are no more <banlist> tags.
 574  */
 575 bool DoneMaxBans(ServerConfig* conf, const char* tag)
 576 {
 577         return true;
 578 }
 579
 580 void ServerConfig::Read(bool bail, userrec* user)
 581 {
 582         static char debug[MAXBUF];      /* Temporary buffer for debugging value */
 583         static char maxkeep[MAXBUF];    /* Temporary buffer for WhoWasMaxKeep value */
 584         int rem = 0, add = 0;           /* Number of modules added, number of modules removed */
 585         std::ostringstream errstr;      /* String stream containing the error output */
 586
 587         /* These tags MUST occur and must ONLY occur once in the config file */
 588         static char* Once[] = { "server", "admin", "files", "power", "options", NULL };
 589
 590         /* These tags can occur ONCE or not at all */
 591         InitialConfig Values[] = {
 592                 {"options",             "softlimit",                    new ValueContainerUInt (&this->SoftLimit),              DT_INTEGER, ValidateSoftLimit},
 593                 {"options",             "somaxconn",                    new ValueContainerInt  (&this->MaxConn),                DT_INTEGER, ValidateMaxConn},
 594                 {"server",              "name",                         new ValueContainerChar (this->ServerName),              DT_CHARPTR, ValidateServerName},
 595                 {"server",              "description",                  new ValueContainerChar (this->ServerDesc),              DT_CHARPTR, NoValidation},
 596                 {"server",              "network",                      new ValueContainerChar (this->Network),                 DT_CHARPTR, NoValidation},
 597                 {"admin",               "name",                         new ValueContainerChar (this->AdminName),               DT_CHARPTR, NoValidation},
 598                 {"admin",               "email",                        new ValueContainerChar (this->AdminEmail),              DT_CHARPTR, NoValidation},
 599                 {"admin",               "nick",                         new ValueContainerChar (this->AdminNick),               DT_CHARPTR, NoValidation},
 600                 {"files",               "motd",                         new ValueContainerChar (this->motd),                    DT_CHARPTR, ValidateMotd},
 601                 {"files",               "rules",                        new ValueContainerChar (this->rules),                   DT_CHARPTR, ValidateRules},
 602                 {"power",               "diepass",                      new ValueContainerChar (this->diepass),                 DT_CHARPTR, NoValidation},
 603                 {"power",               "pause",                        new ValueContainerInt  (&this->DieDelay),               DT_INTEGER, NoValidation},
 604                 {"power",               "restartpass",                  new ValueContainerChar (this->restartpass),             DT_CHARPTR, NoValidation},
 605                 {"options",             "prefixquit",                   new ValueContainerChar (this->PrefixQuit),              DT_CHARPTR, NoValidation},
 606                 {"options",             "loglevel",                     new ValueContainerChar (debug),                         DT_CHARPTR, ValidateLogLevel},
 607                 {"options",             "netbuffersize",                new ValueContainerInt  (&this->NetBufferSize),          DT_INTEGER, ValidateNetBufferSize},
 608                 {"options",             "maxwho",                       new ValueContainerInt  (&this->MaxWhoResults),          DT_INTEGER, ValidateMaxWho},
 609                 {"options",             "allowhalfop",                  new ValueContainerBool (&this->AllowHalfop),            DT_BOOLEAN, NoValidation},
 610                 {"dns",                 "server",                       new ValueContainerChar (this->DNSServer),               DT_CHARPTR, ValidateDnsServer},
 611                 {"dns",                 "timeout",                      new ValueContainerInt  (&this->dns_timeout),            DT_INTEGER, ValidateDnsTimeout},
 612                 {"options",             "moduledir",                    new ValueContainerChar (this->ModPath),                 DT_CHARPTR, ValidateModPath},
 613                 {"disabled",            "commands",                     new ValueContainerChar (this->DisabledCommands),        DT_CHARPTR, NoValidation},
 614                 {"options",             "userstats",                    new ValueContainerChar (this->UserStats),               DT_CHARPTR, NoValidation},
 615                 {"options",             "customversion",                new ValueContainerChar (this->CustomVersion),           DT_CHARPTR, NoValidation},
 616                 {"options",             "hidesplits",                   new ValueContainerBool (&this->HideSplits),             DT_BOOLEAN, NoValidation},
 617                 {"options",             "hidebans",                     new ValueContainerBool (&this->HideBans),               DT_BOOLEAN, NoValidation},
 618                 {"options",             "hidewhois",                    new ValueContainerChar (this->HideWhoisServer),         DT_CHARPTR, NoValidation},
 619                 {"options",             "operspywhois",                 new ValueContainerBool (&this->OperSpyWhois),           DT_BOOLEAN, NoValidation},
 620                 {"options",             "nouserdns",                    new ValueContainerBool (&this->NoUserDns),              DT_BOOLEAN, NoValidation},
 621                 {"options",             "syntaxhints",                  new ValueContainerBool (&this->SyntaxHints),            DT_BOOLEAN, NoValidation},
 622                 {"options",             "cyclehosts",                   new ValueContainerBool (&this->CycleHosts),             DT_BOOLEAN, NoValidation},
 623                 {"pid",                 "file",                         new ValueContainerChar (this->PID),                     DT_CHARPTR, NoValidation},
 624                 {"whowas",              "groupsize",                    new ValueContainerInt  (&this->WhoWasGroupSize),        DT_INTEGER, NoValidation},
 625                 {"whowas",              "maxgroups",                    new ValueContainerInt  (&this->WhoWasMaxGroups),        DT_INTEGER, NoValidation},
 626                 {"whowas",              "maxkeep",                      new ValueContainerChar (maxkeep),                       DT_CHARPTR, ValidateWhoWas},
 627                 {"die",                 "value",                        new ValueContainerChar (this->DieValue),                DT_CHARPTR, NoValidation},
 628                 {NULL}
 629         };
 630
 631         /* These tags can occur multiple times, and therefore they have special code to read them
 632          * which is different to the code for reading the singular tags listed above.
 633          */
 634         MultiConfig MultiValues[] = {
 635
 636                 {"connect",
 637                                 {"allow",       "deny",         "password",     "timeout",      "pingfreq",     "flood",
 638                                 "threshold",    "sendq",        "recvq",        "localmax",     "globalmax",    NULL},
 639                                 {DT_CHARPTR,    DT_CHARPTR,     DT_CHARPTR,     DT_INTEGER,     DT_INTEGER,     DT_INTEGER,
 640                                  DT_INTEGER,    DT_INTEGER,     DT_INTEGER,     DT_INTEGER,     DT_INTEGER},
 641                                 InitConnect, DoConnect, DoneConnect},
 642
 643                 {"uline",
 644                                 {"server",      NULL},
 645                                 {DT_CHARPTR},
 646                                 InitULine,DoULine,DoneULine},
 647
 648                 {"banlist",
 649                                 {"chan",        "limit",        NULL},
 650                                 {DT_CHARPTR,    DT_INTEGER},
 651                                 InitMaxBans, DoMaxBans, DoneMaxBans},
 652
 653                 {"module",
 654                                 {"name",        NULL},
 655                                 {DT_CHARPTR},
 656                                 InitModule, DoModule, DoneModule},
 657
 658                 {"badip",
 659                                 {"reason",      "ipmask",       NULL},
 660                                 {DT_CHARPTR,    DT_CHARPTR},
 661                                 InitXLine, DoZLine, DoneXLine},
 662
 663                 {"badnick",
 664                                 {"reason",      "nick",         NULL},
 665                                 {DT_CHARPTR,    DT_CHARPTR},
 666                                 InitXLine, DoQLine, DoneXLine},
 667
 668                 {"badhost",
 669                                 {"reason",      "host",         NULL},
 670                                 {DT_CHARPTR,    DT_CHARPTR},
 671                                 InitXLine, DoKLine, DoneXLine},
 672
 673                 {"exception",
 674                                 {"reason",      "host",         NULL},
 675                                 {DT_CHARPTR,    DT_CHARPTR},
 676                                 InitXLine, DoELine, DoneXLine},
 677
 678                 {"type",
 679                                 {"name",        "classes",      NULL},
 680                                 {DT_CHARPTR,    DT_CHARPTR},
 681                                 InitTypes, DoType, DoneClassesAndTypes},
 682
 683                 {"class",
 684                                 {"name",        "commands",     NULL},
 685                                 {DT_CHARPTR,    DT_CHARPTR},
 686                                 InitClasses, DoClass, DoneClassesAndTypes},
 687
 688                 {NULL}
 689         };
 690
 691         include_stack.clear();
 692
 693         /* Load and parse the config file, if there are any errors then explode */
 694
 695         /* Make a copy here so if it fails then we can carry on running with an unaffected config */
 696         ConfigDataHash newconfig;
 697
 698         if (this->LoadConf(newconfig, CONFIG_FILE, errstr))
 699         {
 700                 /* If we succeeded, set the ircd config to the new one */
 701                 this->config_data = newconfig;
 702         }
 703         else
 704         {
 705                 ServerInstance->Log(DEFAULT, "There were errors in your configuration:\n%s", errstr.str().c_str());
 706
 707                 if (bail)
 708                 {
 709                         /* Unneeded because of the ServerInstance->Log() aboive? */
 710                         printf("There were errors in your configuration:\n%s",errstr.str().c_str());
 711                         InspIRCd::Exit(ERROR);
 712                 }
 713                 else
 714                 {
 715                         std::string errors = errstr.str();
 716                         std::string::size_type start;
 717                         unsigned int prefixlen;
 718
 719                         start = 0;
 720                         /* ":ServerInstance->Config->ServerName NOTICE user->nick :" */
 721                         prefixlen = strlen(this->ServerName) + strlen(user->nick) + 11;
 722
 723                         if (user)
 724                         {
 725                                 user->WriteServ("NOTICE %s :There were errors in the configuration file:",user->nick);
 726
 727                                 while(start < errors.length())
 728                                 {
 729                                         user->WriteServ("NOTICE %s :%s",user->nick, errors.substr(start, 510 - prefixlen).c_str());
 730                                         start += 510 - prefixlen;
 731                                 }
 732                         }
 733                         else
 734                         {
 735                                 ServerInstance->WriteOpers("There were errors in the configuration file:");
 736
 737                                 while(start < errors.length())
 738                                 {
 739                                         ServerInstance->WriteOpers(errors.substr(start, 360).c_str());
 740                                         start += 360;
 741                                 }
 742                         }
 743
 744                         return;
 745                 }
 746         }
 747
 748         /* Check we dont have more than one of singular tags, or any of them missing
 749          */
 750         for (int Index = 0; Once[Index]; Index++)
 751                 if (!CheckOnce(Once[Index], bail, user))
 752                         return;
 753
 754         /* Read the values of all the tags which occur once or not at all, and call their callbacks.
 755          */
 756         for (int Index = 0; Values[Index].tag; Index++)
 757         {
 758                 char item[MAXBUF];
 759                 ConfValue(this->config_data, Values[Index].tag, Values[Index].value, 0, item, MAXBUF);
 760                 ValueItem vi(item);
 761
 762                 Values[Index].validation_function(this, Values[Index].tag, Values[Index].value, vi);
 763
 764                 switch (Values[Index].datatype)
 765                 {
 766                         case DT_CHARPTR:
 767                                 {
 768                                         ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val;
 769                                         vcc->Set(vi.GetString(), strlen(vi.GetString()));
 770                                 }
 771                         break;
 772                         case DT_INTEGER:
 773                                 {
 774                                         int val = vi.GetInteger();
 775                                         ValueContainerInt* vci = (ValueContainerInt*)Values[Index].val;
 776                                         vci->Set(&val, sizeof(int));
 777                                 }
 778                         break;
 779                         case DT_BOOLEAN:
 780                                 {
 781                                         bool val = vi.GetBool();
 782                                         ValueContainerBool* vcb = (ValueContainerBool*)Values[Index].val;
 783                                         vcb->Set(&val, sizeof(bool));
 784                                 }
 785                         break;
 786                         default:
 787                                 /* You don't want to know what happens if someones bad code sends us here. */
 788                         break;
 789                 }
 790
 791                 /* We're done with this now */
 792                 delete Values[Index].val;
 793         }
 794
 795         /* Read the multiple-tag items (class tags, connect tags, etc)
 796          * and call the callbacks associated with them. We have three
 797          * callbacks for these, a 'start', 'item' and 'end' callback.
 798          */
 799         for (int Index = 0; MultiValues[Index].tag; Index++)
 800         {
 801                 MultiValues[Index].init_function(this, MultiValues[Index].tag);
 802
 803                 int number_of_tags = ConfValueEnum(this->config_data, MultiValues[Index].tag);
 804
 805                 for (int tagnum = 0; tagnum < number_of_tags; tagnum++)
 806                 {
 807                         ValueList vl;
 808                         for (int valuenum = 0; MultiValues[Index].items[valuenum]; valuenum++)
 809                         {
 810                                 switch (MultiValues[Index].datatype[valuenum])
 811                                 {
 812                                         case DT_CHARPTR:
 813                                                 {
 814                                                         char item[MAXBUF];
 815                                                         ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], tagnum, item, MAXBUF);
 816                                                         vl.push_back(ValueItem(item));
 817                                                 }
 818                                         break;
 819                                         case DT_INTEGER:
 820                                                 {
 821                                                         int item;
 822                                                         ConfValueInteger(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], tagnum, item);
 823                                                         vl.push_back(ValueItem(item));
 824                                                 }
 825                                         break;
 826                                         case DT_BOOLEAN:
 827                                                 {
 828                                                         bool item = ConfValueBool(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], tagnum);
 829                                                         vl.push_back(ValueItem(item));
 830                                                 }
 831                                         break;
 832                                         default:
 833                                                 /* Someone was smoking craq if we got here, and we're all gonna die. */
 834                                         break;
 835                                 }
 836                         }
 837
 838                         MultiValues[Index].validation_function(this, MultiValues[Index].tag, (char**)MultiValues[Index].items, vl, MultiValues[Index].datatype);
 839                 }
 840
 841                 MultiValues[Index].finish_function(this, MultiValues[Index].tag);
 842         }
 843
 844         // write once here, to try it out and make sure its ok
 845         ServerInstance->WritePID(this->PID);
 846
 847         ServerInstance->Log(DEFAULT,"Done reading configuration file.");
 848
 849         /* If we're rehashing, let's load any new modules, and unload old ones
 850          */
 851         if (!bail)
 852         {
 853                 int found_ports = 0;
 854                 FailedPortList pl;
 855                 ServerInstance->stats->BoundPortCount = ServerInstance->BindPorts(false, found_ports, pl);
 856
 857                 if (pl.size())
 858                 {
 859                         user->WriteServ("NOTICE %s :*** Not all your client ports could be bound.", user->nick);
 860                         user->WriteServ("NOTICE %s :*** The following port%s failed to bind:", user->nick, found_ports - ServerInstance->stats->BoundPortCount != 1 ? "s" : "");
 861                         int j = 1;
 862                         for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
 863                         {
 864                                 user->WriteServ("NOTICE %s :*** %d.   IP: %s     Port: %lu", user->nick, j, i->first.empty() ? "<all>" : i->first.c_str(), (unsigned long)i->second);
 865                         }
 866                 }
 867
 868                 if (!removed_modules.empty())
 869                 {
 870                         for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
 871                         {
 872                                 if (ServerInstance->UnloadModule(removing->c_str()))
 873                                 {
 874                                         ServerInstance->WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
 875
 876                                         if (user)
 877                                                 user->WriteServ("973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
 878
 879                                         rem++;
 880                                 }
 881                                 else
 882                                 {
 883                                         if (user)
 884                                                 user->WriteServ("972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
 885                                 }
 886                         }
 887                 }
 888
 889                 if (!added_modules.empty())
 890                 {
 891                         for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
 892                         {
 893                                 if (ServerInstance->LoadModule(adding->c_str()))
 894                                 {
 895                                         ServerInstance->WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
 896
 897                                         if (user)
 898                                                 user->WriteServ("975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
 899
 900                                         add++;
 901                                 }
 902                                 else
 903                                 {
 904                                         if (user)
 905                                                 user->WriteServ("974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
 906                                 }
 907                         }
 908                 }
 909
 910                 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());
 911         }
 912 }
 913
 914 bool ServerConfig::LoadConf(ConfigDataHash &target, const char* filename, std::ostringstream &errorstream)
 915 {
 916         std::ifstream conf(filename);
 917         std::string line;
 918         char ch;
 919         long linenumber;
 920         bool in_tag;
 921         bool in_quote;
 922         bool in_comment;
 923
 924         linenumber = 1;
 925         in_tag = false;
 926         in_quote = false;
 927         in_comment = false;
 928
 929         /* Check if the file open failed first */
 930         if (!conf)
 931         {
 932                 errorstream << "LoadConf: Couldn't open config file: " << filename << std::endl;
 933                 return false;
 934         }
 935
 936         /* Fix the chmod of the file to restrict it to the current user and group */
 937         chmod(filename,0600);
 938
 939         for (unsigned int t = 0; t < include_stack.size(); t++)
 940         {
 941                 if (std::string(filename) == include_stack[t])
 942                 {
 943                         errorstream << "File " << filename << " is included recursively (looped inclusion)." << std::endl;
 944                         return false;
 945                 }
 946         }
 947
 948         /* It's not already included, add it to the list of files we've loaded */
 949         include_stack.push_back(filename);
 950
 951         /* Start reading characters... */
 952         while(conf.get(ch))
 953         {
 954                 /*
 955                  * Here we try and get individual tags on separate lines,
 956                  * this would be so easy if we just made people format
 957                  * their config files like that, but they don't so...
 958                  * We check for a '<' and then know the line is over when
 959                  * we get a '>' not inside quotes. If we find two '<' and
 960                  * no '>' then die with an error.
 961                  */
 962
 963                 if((ch == '#') && !in_quote)
 964                         in_comment = true;
 965
 966                 /*if(((ch == '\n') || (ch == '\r')) && in_quote)
 967                 {
 968                         errorstream << "Got a newline within a quoted section, this is probably a typo: " << filename << ":" << linenumber << std::endl;
 969                         return false;
 970                 }*/
 971
 972                 switch(ch)
 973                 {
 974                         case '\n':
 975                                 if (in_quote)
 976                                 {
 977                                         ServerInstance->Log(DEBUG, "Got \\n inside value");
 978                                         line += '\n';
 979                                 }
 980                                 linenumber++;
 981                         case '\r':
 982                                 if (!in_quote)
 983                                         in_comment = false;
 984                         case '\0':
 985                                 continue;
 986                         case '\t':
 987                                 ch = ' ';
 988                 }
 989
 990                 if(in_comment)
 991                         continue;
 992
 993                 /* XXX: Added by Brain, May 1st 2006 - Escaping of characters.
 994                  * Note that this WILL NOT usually allow insertion of newlines,
 995                  * because a newline is two characters long. Use it primarily to
 996                  * insert the " symbol.
 997                  *
 998                  * Note that this also involves a further check when parsing the line,
 999                  * which can be found below.
1000                  */
1001                 if ((ch == '\\') && (in_quote) && (in_tag))
1002                 {
1003                         line += ch;
1004                         ServerInstance->Log(DEBUG,"Escape sequence in config line.");
1005                         char real_character;
1006                         if (conf.get(real_character))
1007                         {
1008                                 ServerInstance->Log(DEBUG,"Escaping %c", real_character);
1009                                 if (real_character == 'n')
1010                                         real_character = '\n';
1011                                 line += real_character;
1012                                 continue;
1013                         }
1014                         else
1015                         {
1016                                 errorstream << "End of file after a \\, what did you want to escape?: " << filename << ":" << linenumber << std::endl;
1017                                 return false;
1018                         }
1019                 }
1020
1021                 if (ch != '\r')
1022                         line += ch;
1023
1024                 if(ch == '<')
1025                 {
1026                         if(in_tag)
1027                         {
1028                                 if(!in_quote)
1029                                 {
1030                                         errorstream << "Got another opening < when the first one wasn't closed: " << filename << ":" << linenumber << std::endl;
1031                                         return false;
1032                                 }
1033                         }
1034                         else
1035                         {
1036                                 if(in_quote)
1037                                 {
1038                                         errorstream << "We're in a quote but outside a tag, interesting. " << filename << ":" << linenumber << std::endl;
1039                                         return false;
1040                                 }
1041                                 else
1042                                 {
1043                                         // errorstream << "Opening new config tag on line " << linenumber << std::endl;
1044                                         in_tag = true;
1045                                 }
1046                         }
1047                 }
1048                 else if(ch == '"')
1049                 {
1050                         if(in_tag)
1051                         {
1052                                 if(in_quote)
1053                                 {
1054                                         // errorstream << "Closing quote in config tag on line " << linenumber << std::endl;
1055                                         in_quote = false;
1056                                 }
1057                                 else
1058                                 {
1059                                         // errorstream << "Opening quote in config tag on line " << linenumber << std::endl;
1060                                         in_quote = true;
1061                                 }
1062                         }
1063                         else
1064                         {
1065                                 if(in_quote)
1066                                 {
1067                                         errorstream << "Found a (closing) \" outside a tag: " << filename << ":" << linenumber << std::endl;
1068                                 }
1069                                 else
1070                                 {
1071                                         errorstream << "Found a (opening) \" outside a tag: " << filename << ":" << linenumber << std::endl;
1072                                 }
1073                         }
1074                 }
1075                 else if(ch == '>')
1076                 {
1077                         if(!in_quote)
1078                         {
1079                                 if(in_tag)
1080                                 {
1081                                         // errorstream << "Closing config tag on line " << linenumber << std::endl;
1082                                         in_tag = false;
1083
1084                                         /*
1085                                          * If this finds an <include> then ParseLine can simply call
1086                                          * LoadConf() and load the included config into the same ConfigDataHash
1087                                          */
1088
1089                                         if(!this->ParseLine(target, line, linenumber, errorstream))
1090                                                 return false;
1091
1092                                         line.clear();
1093                                 }
1094                                 else
1095                                 {
1096                                         errorstream << "Got a closing > when we weren't inside a tag: " << filename << ":" << linenumber << std::endl;
1097                                         return false;
1098                                 }
1099                         }
1100                 }
1101         }
1102
1103         return true;
1104 }
1105
1106 bool ServerConfig::LoadConf(ConfigDataHash &target, const std::string &filename, std::ostringstream &errorstream)
1107 {
1108         return this->LoadConf(target, filename.c_str(), errorstream);
1109 }
1110
1111 bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long linenumber, std::ostringstream &errorstream)
1112 {
1113         std::string tagname;
1114         std::string current_key;
1115         std::string current_value;
1116         KeyValList results;
1117         bool got_name;
1118         bool got_key;
1119         bool in_quote;
1120
1121         got_name = got_key = in_quote = false;
1122
1123         //std::cout << "ParseLine(data, '" << line << "', " << linenumber << ", stream)" << std::endl;
1124
1125         for(std::string::iterator c = line.begin(); c != line.end(); c++)
1126         {
1127                 if(!got_name)
1128                 {
1129                         /* We don't know the tag name yet. */
1130
1131                         if(*c != ' ')
1132                         {
1133                                 if(*c != '<')
1134                                 {
1135                                         tagname += *c;
1136                                 }
1137                         }
1138                         else
1139                         {
1140                                 /* We got to a space, we should have the tagname now. */
1141                                 if(tagname.length())
1142                                 {
1143                                         got_name = true;
1144                                 }
1145                         }
1146                 }
1147                 else
1148                 {
1149                         /* We have the tag name */
1150                         if (!got_key)
1151                         {
1152                                 /* We're still reading the key name */
1153                                 if (*c != '=')
1154                                 {
1155                                         if (*c != ' ')
1156                                         {
1157                                                 current_key += *c;
1158                                         }
1159                                 }
1160                                 else
1161                                 {
1162                                         /* We got an '=', end of the key name. */
1163                                         got_key = true;
1164                                 }
1165                         }
1166                         else
1167                         {
1168                                 /* We have the key name, now we're looking for quotes and the value */
1169
1170                                 /* Correctly handle escaped characters here.
1171                                  * See the XXX'ed section above.
1172                                  */
1173                                 if ((*c == '\\') && (in_quote))
1174                                 {
1175                                         c++;
1176                                         if (*c == 'n')
1177                                                 current_value += '\n';
1178                                         else
1179                                                 current_value += *c;
1180                                         continue;
1181                                 }
1182                                 else if ((*c == '\n') && (in_quote))
1183                                 {
1184                                         /* Got a 'real' \n, treat it as part of the value */
1185                                         current_value += '\n';
1186                                         continue;
1187                                 }
1188                                 else if ((*c == '\r') && (in_quote))
1189                                         /* Got a \r, drop it */
1190                                         continue;
1191
1192                                 if (*c == '"')
1193                                 {
1194                                         if (!in_quote)
1195                                         {
1196                                                 /* We're not already in a quote. */
1197                                                 in_quote = true;
1198                                         }
1199                                         else
1200                                         {
1201                                                 /* Leaving quotes, we have the value */
1202                                                 results.push_back(KeyVal(current_key, current_value));
1203
1204                                                 // std::cout << "<" << tagname << ":" << current_key << "> " << current_value << std::endl;
1205
1206                                                 in_quote = false;
1207                                                 got_key = false;
1208
1209                                                 if((tagname == "include") && (current_key == "file"))
1210                                                 {
1211                                                         if(!this->DoInclude(target, current_value, errorstream))
1212                                                                 return false;
1213                                                 }
1214
1215                                                 current_key.clear();
1216                                                 current_value.clear();
1217                                         }
1218                                 }
1219                                 else
1220                                 {
1221                                         if(in_quote)
1222                                         {
1223                                                 current_value += *c;
1224                                         }
1225                                 }
1226                         }
1227                 }
1228         }
1229
1230         /* Finished parsing the tag, add it to the config hash */
1231         target.insert(std::pair<std::string, KeyValList > (tagname, results));
1232
1233         return true;
1234 }
1235
1236 bool ServerConfig::DoInclude(ConfigDataHash &target, const std::string &file, std::ostringstream &errorstream)
1237 {
1238         std::string confpath;
1239         std::string newfile;
1240         std::string::size_type pos;
1241
1242         confpath = CONFIG_FILE;
1243         newfile = file;
1244
1245         for (std::string::iterator c = newfile.begin(); c != newfile.end(); c++)
1246         {
1247                 if (*c == '\\')
1248                 {
1249                         *c = '/';
1250                 }
1251         }
1252
1253         if (file[0] != '/')
1254         {
1255                 if((pos = confpath.find("/inspircd.conf")) != std::string::npos)
1256                 {
1257                         /* Leaves us with just the path */
1258                         newfile = confpath.substr(0, pos) + std::string("/") + newfile;
1259                 }
1260                 else
1261                 {
1262                         errorstream << "Couldn't get config path from: " << confpath << std::endl;
1263                         return false;
1264                 }
1265         }
1266
1267         return LoadConf(target, newfile, errorstream);
1268 }
1269
1270 bool ServerConfig::ConfValue(ConfigDataHash &target, const char* tag, const char* var, int index, char* result, int length)
1271 {
1272         std::string value;
1273         bool r = ConfValue(target, std::string(tag), std::string(var), index, value);
1274         strlcpy(result, value.c_str(), length);
1275         return r;
1276 }
1277
1278 bool ServerConfig::ConfValue(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, std::string &result)
1279 {
1280         ConfigDataHash::size_type pos = index;
1281         if((pos >= 0) && (pos < target.count(tag)))
1282         {
1283                 ConfigDataHash::const_iterator iter = target.find(tag);
1284
1285                 for(int i = 0; i < index; i++)
1286                         iter++;
1287
1288                 for(KeyValList::const_iterator j = iter->second.begin(); j != iter->second.end(); j++)
1289                 {
1290                         if(j->first == var)
1291                         {
1292                                 result = j->second;
1293                                 return true;
1294                         }
1295                 }
1296         }
1297         else if(pos == 0)
1298         {
1299                 ServerInstance->Log(DEBUG, "No <%s> tags in config file.", tag.c_str());
1300         }
1301         else
1302         {
1303                 ServerInstance->Log(DEBUG, "ConfValue got an out-of-range index %d, there are only %d occurences of %s", pos, target.count(tag), tag.c_str());
1304         }
1305
1306         return false;
1307 }
1308
1309 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const char* tag, const char* var, int index, int &result)
1310 {
1311         return ConfValueInteger(target, std::string(tag), std::string(var), index, result);
1312 }
1313
1314 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, int &result)
1315 {
1316         std::string value;
1317         std::istringstream stream;
1318         bool r = ConfValue(target, tag, var, index, value);
1319         stream.str(value);
1320         if(!(stream >> result))
1321                 return false;
1322         return r;
1323 }
1324
1325 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const char* tag, const char* var, int index)
1326 {
1327         return ConfValueBool(target, std::string(tag), std::string(var), index);
1328 }
1329
1330 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const std::string &tag, const std::string &var, int index)
1331 {
1332         std::string result;
1333         if(!ConfValue(target, tag, var, index, result))
1334                 return false;
1335
1336         return ((result == "yes") || (result == "true") || (result == "1"));
1337 }
1338
1339 int ServerConfig::ConfValueEnum(ConfigDataHash &target, const char* tag)
1340 {
1341         return target.count(tag);
1342 }
1343
1344 int ServerConfig::ConfValueEnum(ConfigDataHash &target, const std::string &tag)
1345 {
1346         return target.count(tag);
1347 }
1348
1349 int ServerConfig::ConfVarEnum(ConfigDataHash &target, const char* tag, int index)
1350 {
1351         return ConfVarEnum(target, std::string(tag), index);
1352 }
1353
1354 int ServerConfig::ConfVarEnum(ConfigDataHash &target, const std::string &tag, int index)
1355 {
1356         ConfigDataHash::size_type pos = index;
1357
1358         if((pos >= 0) && (pos < target.count(tag)))
1359         {
1360                 ConfigDataHash::const_iterator iter = target.find(tag);
1361
1362                 for(int i = 0; i < index; i++)
1363                         iter++;
1364
1365                 return iter->second.size();
1366         }
1367         else if(pos == 0)
1368         {
1369                 ServerInstance->Log(DEBUG, "No <%s> tags in config file.", tag.c_str());
1370         }
1371         else
1372         {
1373                 ServerInstance->Log(DEBUG, "ConfVarEnum got an out-of-range index %d, there are only %d occurences of %s", pos, target.count(tag), tag.c_str());
1374         }
1375
1376         return 0;
1377 }
1378
1379 /** Read the contents of a file located by `fname' into a file_cache pointed at by `F'.
1380  */
1381 bool ServerConfig::ReadFile(file_cache &F, const char* fname)
1382 {
1383         FILE* file = NULL;
1384         char linebuf[MAXBUF];
1385
1386         F.clear();
1387
1388         if (*fname != '/')
1389         {
1390                 std::string::size_type pos;
1391                 std::string confpath = CONFIG_FILE;
1392                 if((pos = confpath.find("/inspircd.conf")) != std::string::npos)
1393                 {
1394                         /* Leaves us with just the path */
1395                         std::string newfile = confpath.substr(0, pos) + std::string("/") + fname;
1396                         file =  fopen(newfile.c_str(), "r");
1397
1398                 }
1399         }
1400         else
1401                 file =  fopen(fname, "r");
1402
1403         if (file)
1404         {
1405                 while (!feof(file))
1406                 {
1407                         if (fgets(linebuf, sizeof(linebuf), file))
1408                                 linebuf[strlen(linebuf)-1] = 0;
1409                         else
1410                                 *linebuf = 0;
1411
1412                         if (!feof(file))
1413                         {
1414                                 F.push_back(*linebuf ? linebuf : " ");
1415                         }
1416                 }
1417
1418                 fclose(file);
1419         }
1420         else
1421                 return false;
1422
1423         return true;
1424 }
1425
1426 bool ServerConfig::FileExists(const char* file)
1427 {
1428         FILE *input;
1429         if ((input = fopen (file, "r")) == NULL)
1430         {
1431                 return false;
1432         }
1433         else
1434         {
1435                 fclose(input);
1436                 return true;
1437         }
1438 }
1439
1440 char* ServerConfig::CleanFilename(char* name)
1441 {
1442         char* p = name + strlen(name);
1443         while ((p != name) && (*p != '/')) p--;
1444         return (p != name ? ++p : p);
1445 }
1446
1447
1448 bool ServerConfig::DirValid(const char* dirandfile)
1449 {
1450         char work[MAXBUF];
1451         char buffer[MAXBUF];
1452         char otherdir[MAXBUF];
1453         int p;
1454
1455         strlcpy(work, dirandfile, MAXBUF);
1456         p = strlen(work);
1457
1458         // we just want the dir
1459         while (*work)
1460         {
1461                 if (work[p] == '/')
1462                 {
1463                         work[p] = '\0';
1464                         break;
1465                 }
1466
1467                 work[p--] = '\0';
1468         }
1469
1470         // Get the current working directory
1471         if (getcwd(buffer, MAXBUF ) == NULL )
1472                 return false;
1473
1474         if (chdir(work) == -1)
1475                 return false;
1476
1477         if (getcwd(otherdir, MAXBUF ) == NULL )
1478                 return false;
1479
1480         if (chdir(buffer) == -1)
1481                 return false;
1482
1483         size_t t = strlen(work);
1484
1485         if (strlen(otherdir) >= t)
1486         {
1487                 otherdir[t] = '\0';
1488
1489                 if (!strcmp(otherdir,work))
1490                 {
1491                         return true;
1492                 }
1493
1494                 return false;
1495         }
1496         else
1497         {
1498                 return false;
1499         }
1500 }
1501
1502 std::string ServerConfig::GetFullProgDir(char** argv, int argc)
1503 {
1504         char work[MAXBUF];
1505         char buffer[MAXBUF];
1506         char otherdir[MAXBUF];
1507         int p;
1508
1509         strlcpy(work,argv[0],MAXBUF);
1510         p = strlen(work);
1511
1512         // we just want the dir
1513         while (*work)
1514         {
1515                 if (work[p] == '/')
1516                 {
1517                         work[p] = '\0';
1518                         break;
1519                 }
1520
1521                 work[p--] = '\0';
1522         }
1523
1524         // Get the current working directory
1525         if (getcwd(buffer, MAXBUF) == NULL)
1526                 return "";
1527
1528         if (chdir(work) == -1)
1529                 return "";
1530
1531         if (getcwd(otherdir, MAXBUF) == NULL)
1532                 return "";
1533
1534         if (chdir(buffer) == -1)
1535                 return "";
1536
1537         return otherdir;
1538 }
1539
1540 InspIRCd* ServerConfig::GetInstance()
1541 {
1542         return ServerInstance;
1543 }
1544
1545
1546 ValueItem::ValueItem(int value)
1547 {
1548         std::stringstream n;
1549         n << value;
1550         v = n.str();
1551 }
1552
1553 ValueItem::ValueItem(bool value)
1554 {
1555         std::stringstream n;
1556         n << value;
1557         v = n.str();
1558 }
1559
1560 ValueItem::ValueItem(char* value)
1561 {
1562         v = value;
1563 }
1564
1565 void ValueItem::Set(char* value)
1566 {
1567         v = value;
1568 }
1569
1570 void ValueItem::Set(const char* value)
1571 {
1572         v = value;
1573 }
1574
1575 void ValueItem::Set(int value)
1576 {
1577         std::stringstream n;
1578         n << value;
1579         v = n.str();
1580 }
1581
1582 int ValueItem::GetInteger()
1583 {
1584         return atoi(v.c_str());
1585 }
1586
1587 char* ValueItem::GetString()
1588 {
1589         return (char*)v.c_str();
1590 }
1591
1592 bool ValueItem::GetBool()
1593 {
1594         return (GetInteger() || v == "yes" || v == "true");
1595 }
1596