src/inspircd.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 "inspircd.h"
  15 #include <signal.h>
  16
  17 #ifndef WIN32
  18         #include <dirent.h>
  19         #include <unistd.h>
  20         #include <sys/resource.h>
  21         #include <dlfcn.h>
  22         #include <getopt.h>
  23
  24         /* Some systems don't define RUSAGE_SELF. This should fix them. */
  25         #ifndef RUSAGE_SELF
  26                 #define RUSAGE_SELF 0
  27         #endif
  28 #endif
  29
  30 #include <fstream>
  31 #include "xline.h"
  32 #include "socketengine.h"
  33 #include "inspircd_se_config.h"
  34 #include "socket.h"
  35 #include "command_parse.h"
  36 #include "exitcodes.h"
  37 #include "caller.h"
  38
  39 using irc::sockets::insp_ntoa;
  40 using irc::sockets::insp_inaddr;
  41 using irc::sockets::insp_sockaddr;
  42
  43 InspIRCd* SI = NULL;
  44 int* mysig = NULL;
  45
  46
  47 /* Burlex: Moved from exitcodes.h -- due to duplicate symbols */
  48 const char* ExitCodes[] =
  49 {
  50                 "No error", /* 0 */
  51                 "DIE command", /* 1 */
  52                 "execv() failed", /* 2 */
  53                 "Internal error", /* 3 */
  54                 "Config file error", /* 4 */
  55                 "Logfile error", /* 5 */
  56                 "POSIX fork failed", /* 6 */
  57                 "Bad commandline parameters", /* 7 */
  58                 "No ports could be bound", /* 8 */
  59                 "Can't write PID file", /* 9 */
  60                 "SocketEngine could not initialize", /* 10 */
  61                 "Refusing to start up as root", /* 11 */
  62                 "Found a <die> tag!", /* 12 */
  63                 "Couldn't load module on startup", /* 13 */
  64                 "Could not create windows forked process", /* 14 */
  65                 "Received SIGTERM", /* 15 */
  66 };
  67
  68 void InspIRCd::Cleanup()
  69 {
  70         std::vector<std::string> mymodnames;
  71         int MyModCount = this->Modules->GetCount();
  72
  73         if (Config)
  74         {
  75                 for (unsigned int i = 0; i < Config->ports.size(); i++)
  76                 {
  77                         /* This calls the constructor and closes the listening socket */
  78                         delete Config->ports[i];
  79                 }
  80
  81                 Config->ports.clear();
  82         }
  83
  84         /* Close all client sockets, or the new process inherits them */
  85         for (std::vector<User*>::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++)
  86         {
  87                 (*i)->SetWriteError("Server shutdown");
  88                 (*i)->CloseSocket();
  89         }
  90
  91         /* We do this more than once, so that any service providers get a
  92          * chance to be unhooked by the modules using them, but then get
  93          * a chance to be removed themsleves.
  94          */
  95         for (int tries = 0; tries < 3; tries++)
  96         {
  97                 MyModCount = this->Modules->GetCount();
  98                 mymodnames.clear();
  99
 100                 if (MyModCount)
 101                 {
 102                         /* Unload all modules, so they get a chance to clean up their listeners */
 103                         for (int j = 0; j <= MyModCount; j++)
 104                                 mymodnames.push_back(Config->module_names[j]);
 105
 106                         for (int k = 0; k <= MyModCount; k++)
 107                                 this->Modules->Unload(mymodnames[k].c_str());
 108                 }
 109
 110         }
 111
 112         /* Close logging */
 113         if (this->Logger)
 114                 this->Logger->Close();
 115
 116
 117         /* Cleanup Server Names */
 118         for(servernamelist::iterator itr = servernames.begin(); itr != servernames.end(); ++itr)
 119                 delete (*itr);
 120
 121
 122 }
 123
 124 void InspIRCd::Restart(const std::string &reason)
 125 {
 126         /* SendError flushes each client's queue,
 127          * regardless of writeability state
 128          */
 129         this->SendError(reason);
 130
 131         this->Cleanup();
 132
 133         /* Figure out our filename (if theyve renamed it, we're boned) */
 134         std::string me;
 135
 136 #ifdef WINDOWS
 137         char module[MAX_PATH];
 138         if (GetModuleFileName(NULL, module, MAX_PATH))
 139                 me = module;
 140 #else
 141         me = Config->MyDir + "/inspircd";
 142 #endif
 143
 144         if (execv(me.c_str(), Config->argv) == -1)
 145         {
 146                 /* Will raise a SIGABRT if not trapped */
 147                 throw CoreException(std::string("Failed to execv()! error: ") + strerror(errno));
 148         }
 149 }
 150
 151 void InspIRCd::ResetMaxBans()
 152 {
 153         for (chan_hash::const_iterator i = chanlist->begin(); i != chanlist->end(); i++)
 154                 i->second->ResetMaxBans();
 155 }
 156
 157 /** Because hash_map doesnt free its buckets when we delete items (this is a 'feature')
 158  * we must occasionally rehash the hash (yes really).
 159  * We do this by copying the entries from the old hash to a new hash, causing all
 160  * empty buckets to be weeded out of the hash. We dont do this on a timer, as its
 161  * very expensive, so instead we do it when the user types /REHASH and expects a
 162  * short delay anyway.
 163  */
 164 void InspIRCd::RehashUsersAndChans()
 165 {
 166         user_hash* old_users = this->clientlist;
 167         user_hash* old_uuid  = this->uuidlist;
 168         chan_hash* old_chans = this->chanlist;
 169
 170         this->clientlist = new user_hash();
 171         this->uuidlist = new user_hash();
 172         this->chanlist = new chan_hash();
 173
 174         for (user_hash::const_iterator n = old_users->begin(); n != old_users->end(); n++)
 175                 this->clientlist->insert(*n);
 176
 177         delete old_users;
 178
 179         for (user_hash::const_iterator n = old_uuid->begin(); n != old_uuid->end(); n++)
 180                 this->uuidlist->insert(*n);
 181
 182         delete old_uuid;
 183
 184         for (chan_hash::const_iterator n = old_chans->begin(); n != old_chans->end(); n++)
 185                 this->chanlist->insert(*n);
 186
 187         delete old_chans;
 188 }
 189
 190 void InspIRCd::CloseLog()
 191 {
 192         if (this->Logger)
 193                 this->Logger->Close();
 194 }
 195
 196 void InspIRCd::SetSignals()
 197 {
 198 #ifndef WIN32
 199         signal(SIGALRM, SIG_IGN);
 200         signal(SIGHUP, InspIRCd::SetSignal);
 201         signal(SIGPIPE, SIG_IGN);
 202         signal(SIGCHLD, SIG_IGN);
 203 #endif
 204         signal(SIGTERM, InspIRCd::SetSignal);
 205 }
 206
 207 void InspIRCd::QuickExit(int status)
 208 {
 209         exit(0);
 210 }
 211
 212 bool InspIRCd::DaemonSeed()
 213 {
 214 #ifdef WINDOWS
 215         printf_c("InspIRCd Process ID: \033[1;32m%lu\033[0m\n", GetCurrentProcessId());
 216         return true;
 217 #else
 218         signal(SIGTERM, InspIRCd::QuickExit);
 219
 220         int childpid;
 221         if ((childpid = fork ()) < 0)
 222                 return false;
 223         else if (childpid > 0)
 224         {
 225                 /* We wait here for the child process to kill us,
 226                  * so that the shell prompt doesnt come back over
 227                  * the output.
 228                  * Sending a kill with a signal of 0 just checks
 229                  * if the child pid is still around. If theyre not,
 230                  * they threw an error and we should give up.
 231                  */
 232                 while (kill(childpid, 0) != -1)
 233                         sleep(1);
 234                 exit(0);
 235         }
 236         setsid ();
 237         umask (007);
 238         printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
 239
 240         signal(SIGTERM, InspIRCd::SetSignal);
 241
 242         rlimit rl;
 243         if (getrlimit(RLIMIT_CORE, &rl) == -1)
 244         {
 245                 this->Log(DEFAULT,"Failed to getrlimit()!");
 246                 return false;
 247         }
 248         else
 249         {
 250                 rl.rlim_cur = rl.rlim_max;
 251                 if (setrlimit(RLIMIT_CORE, &rl) == -1)
 252                         this->Log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
 253         }
 254
 255         return true;
 256 #endif
 257 }
 258
 259 void InspIRCd::WritePID(const std::string &filename)
 260 {
 261         std::string fname = (filename.empty() ? "inspircd.pid" : filename);
 262         if (*(fname.begin()) != '/')
 263         {
 264                 std::string::size_type pos;
 265                 std::string confpath = this->ConfigFileName;
 266                 if ((pos = confpath.rfind("/")) != std::string::npos)
 267                 {
 268                         /* Leaves us with just the path */
 269                         fname = confpath.substr(0, pos) + std::string("/") + fname;
 270                 }
 271         }
 272         std::ofstream outfile(fname.c_str());
 273         if (outfile.is_open())
 274         {
 275                 outfile << getpid();
 276                 outfile.close();
 277         }
 278         else
 279         {
 280                 printf("Failed to write PID-file '%s', exiting.\n",fname.c_str());
 281                 this->Log(DEFAULT,"Failed to write PID-file '%s', exiting.",fname.c_str());
 282                 Exit(EXIT_STATUS_PID);
 283         }
 284 }
 285
 286 InspIRCd::InspIRCd(int argc, char** argv)
 287         : GlobalCulls(this),
 288
 289          /* Functor initialisation. Note that the ordering here is very important. */
 290          HandleProcessUser(this),
 291          HandleIsNick(this),
 292          HandleIsIdent(this),
 293          HandleFindDescriptor(this),
 294          HandleFloodQuitUser(this),
 295
 296          /* Functor pointer initialisation. Must match the order of the list above */
 297          ProcessUser(&HandleProcessUser),
 298          IsNick(&HandleIsNick),
 299          IsIdent(&HandleIsIdent),
 300          FindDescriptor(&HandleFindDescriptor),
 301          FloodQuitUser(&HandleFloodQuitUser)
 302
 303 {
 304
 305         int found_ports = 0;
 306         FailedPortList pl;
 307         int do_version = 0, do_nofork = 0, do_debug = 0, do_nolog = 0, do_root = 0;    /* flag variables */
 308         char c = 0;
 309
 310         memset(&server, 0, sizeof(server));
 311         memset(&client, 0, sizeof(client));
 312
 313         SocketEngineFactory* SEF = new SocketEngineFactory();
 314         SE = SEF->Create(this);
 315         delete SEF;
 316
 317         this->s_signal = 0;
 318
 319         this->unregistered_count = 0;
 320
 321         this->clientlist = new user_hash();
 322         this->uuidlist = new user_hash();
 323         this->chanlist = new chan_hash();
 324
 325         this->Config = new ServerConfig(this);
 326
 327         this->Config->argv = argv;
 328         this->Config->argc = argc;
 329
 330         if (chdir(Config->GetFullProgDir().c_str()))
 331         {
 332                 printf("Unable to change to my directory: %s\nAborted.", strerror(errno));
 333                 exit(0);
 334         }
 335
 336         this->Config->opertypes.clear();
 337         this->Config->operclass.clear();
 338         this->SNO = new SnomaskManager(this);
 339         this->TIME = this->OLDTIME = this->startup_time = time(NULL);
 340         this->time_delta = 0;
 341         this->next_call = this->TIME + 3;
 342         srand(this->TIME);
 343
 344         *this->LogFileName = 0;
 345         strlcpy(this->ConfigFileName, CONFIG_FILE, MAXBUF);
 346
 347         struct option longopts[] =
 348         {
 349                 { "nofork",     no_argument,            &do_nofork,     1       },
 350                 { "logfile",    required_argument,      NULL,           'f'     },
 351                 { "config",     required_argument,      NULL,           'c'     },
 352                 { "debug",      no_argument,            &do_debug,      1       },
 353                 { "nolog",      no_argument,            &do_nolog,      1       },
 354                 { "runasroot",  no_argument,            &do_root,       1       },
 355                 { "version",    no_argument,            &do_version,    1       },
 356                 { 0, 0, 0, 0 }
 357         };
 358
 359         while ((c = getopt_long_only(argc, argv, ":f:", longopts, NULL)) != -1)
 360         {
 361                 switch (c)
 362                 {
 363                         case 'f':
 364                                 /* Log filename was set */
 365                                 strlcpy(LogFileName, optarg, MAXBUF);
 366                         break;
 367                         case 'c':
 368                                 /* Config filename was set */
 369                                 strlcpy(ConfigFileName, optarg, MAXBUF);
 370                         break;
 371                         case 0:
 372                                 /* getopt_long_only() set an int variable, just keep going */
 373                         break;
 374                         default:
 375                                 /* Unknown parameter! DANGER, INTRUDER.... err.... yeah. */
 376                                 printf("Usage: %s [--nofork] [--nolog] [--debug] [--logfile <filename>] [--runasroot] [--version] [--config <config>]\n", argv[0]);
 377                                 Exit(EXIT_STATUS_ARGV);
 378                         break;
 379                 }
 380         }
 381
 382         if (do_version)
 383         {
 384                 printf("\n%s r%s\n", VERSION, REVISION);
 385                 Exit(EXIT_STATUS_NOERROR);
 386         }
 387
 388 #ifdef WIN32
 389
 390         // Handle forking
 391         if(!do_nofork)
 392         {
 393                 DWORD ExitCode = WindowsForkStart(this);
 394                 if(ExitCode)
 395                         exit(ExitCode);
 396         }
 397
 398         // Set up winsock
 399         WSADATA wsadata;
 400         WSAStartup(MAKEWORD(2,0), &wsadata);
 401
 402         ChangeWindowsSpecificPointers(this);
 403 #endif
 404         strlcpy(Config->MyExecutable,argv[0],MAXBUF);
 405
 406         if (!this->OpenLog(argv, argc))
 407         {
 408                 printf("ERROR: Could not open logfile %s: %s\n\n", Config->logpath.c_str(), strerror(errno));
 409                 Exit(EXIT_STATUS_LOG);
 410         }
 411
 412         if (!ServerConfig::FileExists(this->ConfigFileName))
 413         {
 414                 printf("ERROR: Cannot open config file: %s\nExiting...\n", this->ConfigFileName);
 415                 this->Log(DEFAULT,"Unable to open config file %s", this->ConfigFileName);
 416                 Exit(EXIT_STATUS_CONFIG);
 417         }
 418
 419         printf_c("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
 420         printf_c("(C) InspIRCd Development Team.\033[0m\n\n");
 421         printf_c("Developers:\t\t\033[1;32mBrain, FrostyCoolSlug, w00t, Om, Special, pippijn, peavey, Burlex\033[0m\n");
 422         printf_c("Others:\t\t\t\033[1;32mSee /INFO Output\033[0m\n");
 423
 424         /* Set the finished argument values */
 425         Config->nofork = do_nofork;
 426         Config->forcedebug = do_debug;
 427         Config->writelog = !do_nolog;
 428
 429         this->Modules = new ModuleManager(this);
 430         this->stats = new serverstats();
 431         this->Timers = new TimerManager(this);
 432         this->Parser = new CommandParser(this);
 433         this->XLines = new XLineManager(this);
 434
 435         Config->ClearStack();
 436         Config->Read(true, NULL);
 437
 438         this->Modules->modules.resize(255);
 439         this->Modules->handles.resize(255);
 440
 441         /*
 442          * Initialise SID/UID.
 443          * For an explanation as to exactly how this works, and why it works this way, see GetUID().
 444          *   -- w00t
 445          */
 446         /* Generate SID */
 447         size_t sid = 0;
 448         if (Config->sid)
 449         {
 450                 sid = Config->sid;
 451         }
 452         else
 453         {
 454                 for (const char* x = Config->ServerName; *x; ++x)
 455                         sid = 5 * sid + *x;
 456                 for (const char* y = Config->ServerDesc; *y; ++y)
 457                         sid = 5 * sid + *y;
 458                 sid = sid % 999;
 459
 460                 Config->sid = sid;
 461         }
 462
 463         this->InitialiseUID();
 464
 465         /* set up fake client */
 466         this->FakeClient = new User(this);
 467         this->FakeClient->SetFd(FD_MAGIC_NUMBER);
 468
 469         if (!do_root)
 470                 this->CheckRoot();
 471         else
 472         {
 473                 printf("* WARNING * WARNING * WARNING * WARNING * WARNING * \n\n");
 474                 printf("YOU ARE RUNNING INSPIRCD AS ROOT. THIS IS UNSUPPORTED\n");
 475                 printf("AND IF YOU ARE HACKED, CRACKED, SPINDLED OR MUTILATED\n");
 476                 printf("OR ANYTHING ELSE UNEXPECTED HAPPENS TO YOU OR YOUR\n");
 477                 printf("SERVER, THEN IT IS YOUR OWN FAULT. IF YOU DID NOT MEAN\n");
 478                 printf("TO START INSPIRCD AS ROOT, HIT CTRL+C NOW AND RESTART\n");
 479                 printf("THE PROGRAM AS A NORMAL USER. YOU HAVE BEEN WARNED!\n");
 480                 printf("\nInspIRCd starting in 20 seconds, ctrl+c to abort...\n");
 481                 sleep(20);
 482         }
 483
 484         this->SetSignals();
 485
 486         if (!Config->nofork)
 487         {
 488                 if (!this->DaemonSeed())
 489                 {
 490                         printf("ERROR: could not go into daemon mode. Shutting down.\n");
 491                         Log(DEFAULT,"ERROR: could not go into daemon mode. Shutting down.");
 492                         Exit(EXIT_STATUS_FORK);
 493                 }
 494         }
 495
 496         SE->RecoverFromFork();
 497
 498         this->Modes = new ModeParser(this);
 499         this->AddServerName(Config->ServerName);
 500         CheckDie();
 501         int bounditems = BindPorts(true, found_ports, pl);
 502
 503         for(int t = 0; t < 255; t++)
 504                 Config->global_implementation[t] = 0;
 505
 506         memset(&Config->implement_lists,0,sizeof(Config->implement_lists));
 507
 508         printf("\n");
 509
 510         this->Res = new DNS(this);
 511
 512         this->Modules->LoadAll();
 513
 514         /* Just in case no modules were loaded - fix for bug #101 */
 515         this->BuildISupport();
 516         InitializeDisabledCommands(Config->DisabledCommands, this);
 517
 518         if ((Config->ports.size() == 0) && (found_ports > 0))
 519         {
 520                 printf("\nERROR: I couldn't bind any ports! Are you sure you didn't start InspIRCd twice?\n");
 521                 Log(DEFAULT,"ERROR: I couldn't bind any ports! Are you sure you didn't start InspIRCd twice?");
 522                 Exit(EXIT_STATUS_BIND);
 523         }
 524
 525         if (Config->ports.size() != (unsigned int)found_ports)
 526         {
 527                 printf("\nWARNING: Not all your client ports could be bound --\nstarting anyway with %d of %d client ports bound.\n\n", bounditems, found_ports);
 528                 printf("The following port(s) failed to bind:\n");
 529                 int j = 1;
 530                 for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
 531                 {
 532                         printf("%d.\tIP: %s\tPort: %lu\n", j, i->first.empty() ? "<all>" : i->first.c_str(), (unsigned long)i->second);
 533                 }
 534         }
 535 #ifndef WINDOWS
 536         if (!Config->nofork)
 537         {
 538                 if (kill(getppid(), SIGTERM) == -1)
 539                 {
 540                         printf("Error killing parent process: %s\n",strerror(errno));
 541                         Log(DEFAULT,"Error killing parent process: %s",strerror(errno));
 542                 }
 543         }
 544
 545         if (isatty(0) && isatty(1) && isatty(2))
 546         {
 547                 /* We didn't start from a TTY, we must have started from a background process -
 548                  * e.g. we are restarting, or being launched by cron. Dont kill parent, and dont
 549                  * close stdin/stdout
 550                  */
 551                 if (!do_nofork)
 552                 {
 553                         fclose(stdin);
 554                         fclose(stderr);
 555                         fclose(stdout);
 556                 }
 557                 else
 558                 {
 559                         Log(DEFAULT,"Keeping pseudo-tty open as we are running in the foreground.");
 560                 }
 561         }
 562 #else
 563         WindowsIPC = new IPC(this);
 564         if(!Config->nofork)
 565         {
 566                 WindowsForkKillOwner(this);
 567                 FreeConsole();
 568         }
 569 #endif
 570
 571         printf("\nInspIRCd is now running!\n");
 572         Log(DEFAULT,"Startup complete.");
 573
 574         this->WritePID(Config->PID);
 575 }
 576
 577 /* moved to a function, as UID generation can call this also */
 578 void InspIRCd::InitialiseUID()
 579 {
 580         int i;
 581         size_t sid = Config->sid;
 582
 583         current_uid[0] = sid / 100 + 48;
 584         current_uid[1] = ((sid / 10) % 10) + 48;
 585         current_uid[2] = sid % 10 + 48;
 586
 587         /* Initialise UID */
 588         for(i = 3; i < UUID_LENGTH - 1; i++)
 589                 current_uid[i] = 'A';
 590 }
 591
 592 int InspIRCd::Run()
 593 {
 594         while (true)
 595         {
 596 #ifndef WIN32
 597                 static rusage ru;
 598 #else
 599                 static time_t uptime;
 600                 static struct tm * stime;
 601                 static char window_title[100];
 602 #endif
 603
 604                 /* time() seems to be a pretty expensive syscall, so avoid calling it too much.
 605                  * Once per loop iteration is pleanty.
 606                  */
 607                 OLDTIME = TIME;
 608                 TIME = time(NULL);
 609
 610                 /* Run background module timers every few seconds
 611                  * (the docs say modules shouldnt rely on accurate
 612                  * timing using this event, so we dont have to
 613                  * time this exactly).
 614                  */
 615                 if (TIME != OLDTIME)
 616                 {
 617                         if (TIME < OLDTIME)
 618                                 WriteOpers("*** \002EH?!\002 -- Time is flowing BACKWARDS in this dimension! Clock drifted backwards %d secs.",abs(OLDTIME-TIME));
 619                         if ((TIME % 3600) == 0)
 620                         {
 621                                 this->RehashUsersAndChans();
 622                                 FOREACH_MOD_I(this, I_OnGarbageCollect, OnGarbageCollect());
 623                         }
 624                         Timers->TickTimers(TIME);
 625                         this->DoBackgroundUserStuff(TIME);
 626
 627                         if ((TIME % 5) == 0)
 628                         {
 629                                 XLines->expire_lines();
 630                                 FOREACH_MOD_I(this,I_OnBackgroundTimer,OnBackgroundTimer(TIME));
 631                                 Timers->TickMissedTimers(TIME);
 632                         }
 633 #ifndef WIN32
 634                         /* Same change as in cmd_stats.cpp, use RUSAGE_SELF rather than '0' -- Om */
 635                         if (!getrusage(RUSAGE_SELF, &ru))
 636                         {
 637                                 gettimeofday(&this->stats->LastSampled, NULL);
 638                                 this->stats->LastCPU = ru.ru_utime;
 639                         }
 640 #else
 641                         WindowsIPC->Check();
 642
 643                         if(Config->nofork)
 644                         {
 645                                 uptime = Time() - startup_time;
 646                                 stime = gmtime(&uptime);
 647                                 snprintf(window_title, 100, "InspIRCd - %u clients, %u accepted connections - Up %u days, %.2u:%.2u:%.2u",
 648                                         LocalUserCount(), stats->statsAccept, stime->tm_yday, stime->tm_hour, stime->tm_min, stime->tm_sec);
 649                                 SetConsoleTitle(window_title);
 650                         }
 651 #endif
 652                 }
 653
 654                 /* Call the socket engine to wait on the active
 655                  * file descriptors. The socket engine has everything's
 656                  * descriptors in its list... dns, modules, users,
 657                  * servers... so its nice and easy, just one call.
 658                  * This will cause any read or write events to be
 659                  * dispatched to their handlers.
 660                  */
 661                 this->SE->DispatchEvents();
 662
 663                 /* if any users was quit, take them out */
 664                 this->GlobalCulls.Apply();
 665
 666                 /* If any inspsockets closed, remove them */
 667                 this->BufferedSocketCull();
 668
 669                 if (this->s_signal)
 670                 {
 671                         this->SignalHandler(s_signal);
 672                         this->s_signal = 0;
 673                 }
 674         }
 675
 676         return 0;
 677 }
 678
 679 void InspIRCd::BufferedSocketCull()
 680 {
 681         for (std::map<BufferedSocket*,BufferedSocket*>::iterator x = SocketCull.begin(); x != SocketCull.end(); ++x)
 682         {
 683                 SE->DelFd(x->second);
 684                 x->second->Close();
 685                 delete x->second;
 686         }
 687         SocketCull.clear();
 688 }
 689
 690 /**********************************************************************************/
 691
 692 /**
 693  * An ircd in four lines! bwahahaha. ahahahahaha. ahahah *cough*.
 694  */
 695
 696 int ircd(int argc, char ** argv)
 697 {
 698         SI = new InspIRCd(argc, argv);
 699         mysig = &SI->s_signal;
 700         SI->Run();
 701         delete SI;
 702         return 0;
 703 }
 704
 705 #ifdef WINDOWS
 706
 707 int main(int argc, char ** argv)
 708 {
 709         ircd(argc,argv);
 710         return 0;
 711 }
 712
 713 #else
 714 int main(int argc, char** argv)
 715 {
 716         return ircd(argc,argv);
 717 }
 718 #endif
 719
 720 /* this returns true when all modules are satisfied that the user should be allowed onto the irc server
 721  * (until this returns true, a user will block in the waiting state, waiting to connect up to the
 722  * registration timeout maximum seconds)
 723  */
 724 bool InspIRCd::AllModulesReportReady(User* user)
 725 {
 726         if (!Config->global_implementation[I_OnCheckReady])
 727                 return true;
 728
 729         for (int i = 0; i <= this->Modules->GetCount(); i++)
 730         {
 731                 if (Config->implement_lists[i][I_OnCheckReady])
 732                 {
 733                         int res = this->Modules->modules[i]->OnCheckReady(user);
 734                         if (!res)
 735                                 return false;
 736                 }
 737         }
 738         return true;
 739 }
 740
 741 time_t InspIRCd::Time(bool delta)
 742 {
 743         if (delta)
 744                 return TIME + time_delta;
 745         return TIME;
 746 }
 747
 748 int InspIRCd::SetTimeDelta(int delta)
 749 {
 750         int old = time_delta;
 751         time_delta = delta;
 752         this->Log(DEBUG, "Time delta set to %d (was %d)", time_delta, old);
 753         return old;
 754 }
 755
 756 void InspIRCd::AddLocalClone(User* user)
 757 {
 758         clonemap::iterator x = local_clones.find(user->GetIPString());
 759         if (x != local_clones.end())
 760                 x->second++;
 761         else
 762                 local_clones[user->GetIPString()] = 1;
 763 }
 764
 765 void InspIRCd::AddGlobalClone(User* user)
 766 {
 767         clonemap::iterator y = global_clones.find(user->GetIPString());
 768         if (y != global_clones.end())
 769                 y->second++;
 770         else
 771                 global_clones[user->GetIPString()] = 1;
 772 }
 773
 774 int InspIRCd::GetTimeDelta()
 775 {
 776         return time_delta;
 777 }
 778
 779 void InspIRCd::SetSignal(int signal)
 780 {
 781         *mysig = signal;
 782 }