-/* +------------------------------------+
\r * | Inspire Internet Relay Chat Daemon |
\r * +------------------------------------+
\r *
\r * InspIRCd: (C) 2002-2007 InspIRCd Development Team
\r * See: http://www.inspircd.org/wiki/index.php/Credits
\r *
\r * This program is free but copyrighted software; see
\r * the file COPYING for details.
\r *
\r * ---------------------------------------------------
\r */
\r\r#include "inspircd.h"
\r#include "configreader.h"
\r#include <signal.h>
\r\r#ifndef WIN32
\r#include <dirent.h>
\r#include <unistd.h>
\r#include <sys/resource.h>
\r#include <dlfcn.h>
\r#include <getopt.h>
\r\r/* Some systems don't define RUSAGE_SELF. This should fix them. */
\r#ifndef RUSAGE_SELF
\r #define RUSAGE_SELF 0
\r#endif
\r\r#endif
\r\r#include <exception>
\r#include <fstream>
\r#include "modules.h"
\r#include "mode.h"
\r#include "xline.h"
\r#include "socketengine.h"
\r#include "inspircd_se_config.h"
\r#include "socket.h"
\r#include "typedefs.h"
\r#include "command_parse.h"
\r#include "exitcodes.h"
\r\r#ifdef WIN32
\r\r/* This MUST remain static and delcared outside the class, so that WriteProcessMemory can reference it properly */
\rstatic DWORD owner_processid = 0;
\r\rDWORD WindowsForkStart(InspIRCd * Instance)
\r{
\r /* Windows implementation of fork() :P */
\r\r char module[MAX_PATH];
\r if(!GetModuleFileName(NULL, module, MAX_PATH))
\r {
\r printf("GetModuleFileName() failed.\n");
\r return false;
\r }
\r\r STARTUPINFO startupinfo;
\r PROCESS_INFORMATION procinfo;
\r ZeroMemory(&startupinfo, sizeof(STARTUPINFO));
\r ZeroMemory(&procinfo, sizeof(PROCESS_INFORMATION));
\r\r // Fill in the startup info struct
\r GetStartupInfo(&startupinfo);
\r\r /* Default creation flags create the processes suspended */
\r DWORD startupflags = CREATE_SUSPENDED;
\r\r /* On windows 2003/XP and above, we can use the value
\r * CREATE_PRESERVE_CODE_AUTHZ_LEVEL which gives more access
\r * to the process which we may require on these operating systems.
\r */
\r OSVERSIONINFO vi;
\r vi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
\r GetVersionEx(&vi);
\r if ((vi.dwMajorVersion >= 5) && (vi.dwMinorVersion > 0))
\r startupflags |= CREATE_PRESERVE_CODE_AUTHZ_LEVEL;
\r\r // Launch our "forked" process.
\r BOOL bSuccess = CreateProcess ( module, // Module (exe) filename
\r strdup(GetCommandLine()), // Command line (exe plus parameters from the OS)
\r // NOTE: We cannot return the direct value of the
\r // GetCommandLine function here, as the pointer is
\r // passed straight to the child process, and will be
\r // invalid once we exit as it goes out of context.
\r // strdup() seems ok, though.
\r 0, // PROCESS_SECURITY_ATTRIBUTES
\r 0, // THREAD_SECURITY_ATTRIBUTES
\r TRUE, // We went to inherit handles.
\r startupflags, // Allow us full access to the process and suspend it.
\r 0, // ENVIRONMENT
\r 0, // CURRENT_DIRECTORY
\r &startupinfo, // startup info
\r &procinfo); // process info
\r\r if(!bSuccess)
\r {
\r printf("CreateProcess() error: %s\n", dlerror());
\r return false;
\r }
\r\r // Set the owner process id in the target process.
\r SIZE_T written = 0;
\r DWORD pid = GetCurrentProcessId();
\r if(!WriteProcessMemory(procinfo.hProcess, &owner_processid, &pid, sizeof(DWORD), &written) || written != sizeof(DWORD))
\r {
\r printf("WriteProcessMemory() failed: %s\n", dlerror());
\r return false;
\r }
\r\r // Resume the other thread (let it start)
\r ResumeThread(procinfo.hThread);
\r\r // Wait for the new process to kill us. If there is some error, the new process will end and we will end up at the next line.
\r WaitForSingleObject(procinfo.hProcess, INFINITE);
\r\r // If we hit this it means startup failed, default to 14 if this fails.
\r DWORD ExitCode = 14;
\r GetExitCodeProcess(procinfo.hProcess, &ExitCode);
\r CloseHandle(procinfo.hThread);
\r CloseHandle(procinfo.hProcess);
\r return ExitCode;
\r}
\r\rvoid WindowsForkKillOwner(InspIRCd * Instance)
\r{
\r HANDLE hProcess = OpenProcess(PROCESS_TERMINATE, FALSE, owner_processid);
\r if(!hProcess || !owner_processid)
\r {
\r printf("Could not open process id %u: %s.\n", owner_processid, dlerror());
\r Instance->Exit(14);
\r }
\r\r // die die die
\r if(!TerminateProcess(hProcess, 0))
\r {
\r printf("Could not TerminateProcess(): %s\n", dlerror());
\r Instance->Exit(14);
\r }
\r\r CloseHandle(hProcess);
\r}
\r\r#endif
\r\rusing irc::sockets::NonBlocking;
\rusing irc::sockets::Blocking;
\rusing irc::sockets::insp_ntoa;
\rusing irc::sockets::insp_inaddr;
\rusing irc::sockets::insp_sockaddr;
\r\rInspIRCd* SI = NULL;
\r\r/* Burlex: Moved from exitcodes.h -- due to duplicate symbols */
\rconst char* ExitCodes[] =
\r{
\r "No error", /* 0 */
\r "DIE command", /* 1 */
\r "execv() failed", /* 2 */
\r "Internal error", /* 3 */
\r "Config file error", /* 4 */
\r "Logfile error", /* 5 */
\r "POSIX fork failed", /* 6 */
\r "Bad commandline parameters", /* 7 */
\r "No ports could be bound", /* 8 */
\r "Can't write PID file", /* 9 */
\r "SocketEngine could not initialize", /* 10 */
\r "Refusing to start up as root", /* 11 */
\r "Found a <die> tag!", /* 12 */
\r "Couldn't load module on startup", /* 13 */
\r "Could not create windows forked process", /* 14 */
\r "Received SIGTERM", /* 15 */
\r};
\r\rvoid InspIRCd::AddServerName(const std::string &servername)
\r{
\r servernamelist::iterator itr = servernames.begin();
\r for(; itr != servernames.end(); ++itr)
\r if(**itr == servername)
\r return;
\r\r string * ns = new string(servername);
\r servernames.push_back(ns);
\r}
\r\rconst char* InspIRCd::FindServerNamePtr(const std::string &servername)
\r{
\r servernamelist::iterator itr = servernames.begin();
\r for(; itr != servernames.end(); ++itr)
\r if(**itr == servername)
\r return (*itr)->c_str();
\r\r servernames.push_back(new string(servername));
\r itr = --servernames.end();
\r return (*itr)->c_str();
\r}
\r\rbool InspIRCd::FindServerName(const std::string &servername)
\r{
\r servernamelist::iterator itr = servernames.begin();
\r for(; itr != servernames.end(); ++itr)
\r if(**itr == servername)
\r return true;
\r return false;
\r}
\r\rvoid InspIRCd::Exit(int status)
\r{
\r#ifdef WINDOWS
\r CloseIPC();
\r#endif
\r if (SI)
\r {
\r SI->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
\r SI->Cleanup();
\r }
\r exit (status);
\r}
\r\rvoid InspIRCd::Cleanup()
\r{
\r std::vector<std::string> mymodnames;
\r int MyModCount = this->GetModuleCount();
\r\r for (unsigned int i = 0; i < Config->ports.size(); i++)
\r {
\r /* This calls the constructor and closes the listening socket */
\r delete Config->ports[i];
\r }
\r\r Config->ports.clear();
\r\r /* Close all client sockets, or the new process inherits them */
\r for (std::vector<userrec*>::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++)
\r {
\r (*i)->SetWriteError("Server shutdown");
\r (*i)->CloseSocket();
\r }
\r\r /* We do this more than once, so that any service providers get a
\r * chance to be unhooked by the modules using them, but then get
\r * a chance to be removed themsleves.
\r */
\r for (int tries = 0; tries < 3; tries++)
\r {
\r MyModCount = this->GetModuleCount();
\r mymodnames.clear();
\r\r /* Unload all modules, so they get a chance to clean up their listeners */
\r for (int j = 0; j <= MyModCount; j++)
\r mymodnames.push_back(Config->module_names[j]);
\r\r for (int k = 0; k <= MyModCount; k++)
\r this->UnloadModule(mymodnames[k].c_str());
\r }
\r\r /* Close logging */
\r this->Logger->Close();
\r\r /* Cleanup Server Names */
\r for(servernamelist::iterator itr = servernames.begin(); itr != servernames.end(); ++itr)
\r delete (*itr);
\r\r#ifdef WINDOWS
\r /* WSACleanup */
\r WSACleanup();
\r#endif
\r}
\r\rvoid InspIRCd::Restart(const std::string &reason)
\r{
\r /* SendError flushes each client's queue,
\r * regardless of writeability state
\r */
\r this->SendError(reason);
\r\r this->Cleanup();
\r\r /* Figure out our filename (if theyve renamed it, we're boned) */
\r std::string me;
\r\r#ifdef WINDOWS
\r char module[MAX_PATH];
\r if (GetModuleFileName(NULL, module, MAX_PATH))
\r me = module;
\r#else
\r me = Config->MyDir + "/inspircd";
\r#endif
\r\r if (execv(me.c_str(), Config->argv) == -1)
\r {
\r /* Will raise a SIGABRT if not trapped */
\r throw CoreException(std::string("Failed to execv()! error: ") + strerror(errno));
\r }
\r}
\r\rvoid InspIRCd::Start()
\r{
\r printf_c("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
\r printf_c("(C) InspIRCd Development Team.\033[0m\n\n");
\r printf_c("Developers:\t\t\033[1;32mBrain, FrostyCoolSlug, w00t, Om, Special, pippijn, peavey, Burlex\033[0m\n");
\r printf_c("Others:\t\t\t\033[1;32mSee /INFO Output\033[0m\n");
\r}
\r\rvoid InspIRCd::Rehash(int status)
\r{
\r SI->WriteOpers("*** Rehashing config file %s due to SIGHUP",ServerConfig::CleanFilename(SI->ConfigFileName));
\r SI->CloseLog();
\r SI->OpenLog(SI->Config->argv, SI->Config->argc);
\r SI->RehashUsersAndChans();
\r FOREACH_MOD_I(SI, I_OnGarbageCollect, OnGarbageCollect());
\r SI->Config->Read(false,NULL);
\r SI->ResetMaxBans();
\r SI->Res->Rehash();
\r FOREACH_MOD_I(SI,I_OnRehash,OnRehash(NULL,""));
\r SI->BuildISupport();
\r}
\r\rvoid InspIRCd::ResetMaxBans()
\r{
\r for (chan_hash::const_iterator i = chanlist->begin(); i != chanlist->end(); i++)
\r i->second->ResetMaxBans();
\r}
\r\r\r/** Because hash_map doesnt free its buckets when we delete items (this is a 'feature')
\r * we must occasionally rehash the hash (yes really).
\r * We do this by copying the entries from the old hash to a new hash, causing all
\r * empty buckets to be weeded out of the hash. We dont do this on a timer, as its
\r * very expensive, so instead we do it when the user types /REHASH and expects a
\r * short delay anyway.
\r */
\rvoid InspIRCd::RehashUsersAndChans()
\r{
\r user_hash* old_users = this->clientlist;
\r chan_hash* old_chans = this->chanlist;
\r\r this->clientlist = new user_hash();
\r this->chanlist = new chan_hash();
\r\r for (user_hash::const_iterator n = old_users->begin(); n != old_users->end(); n++)
\r this->clientlist->insert(*n);
\r\r delete old_users;
\r\r for (chan_hash::const_iterator n = old_chans->begin(); n != old_chans->end(); n++)
\r this->chanlist->insert(*n);
\r\r delete old_chans;
\r}
\r\rvoid InspIRCd::CloseLog()
\r{
\r this->Logger->Close();
\r}
\r\rvoid InspIRCd::SetSignals()
\r{
\r#ifndef WIN32
\r signal(SIGALRM, SIG_IGN);
\r signal(SIGHUP, InspIRCd::Rehash);
\r signal(SIGPIPE, SIG_IGN);
\r signal(SIGCHLD, SIG_IGN);
\r#endif
\r signal(SIGTERM, InspIRCd::Exit);
\r}
\r\rvoid InspIRCd::QuickExit(int status)
\r{
\r exit(0);
\r}
\r\rbool InspIRCd::DaemonSeed()
\r{
\r#ifdef WINDOWS
\r printf_c("InspIRCd Process ID: \033[1;32m%lu\033[0m\n", GetCurrentProcessId());
\r return true;
\r#else
\r signal(SIGTERM, InspIRCd::QuickExit);
\r\r int childpid;
\r if ((childpid = fork ()) < 0)
\r return false;
\r else if (childpid > 0)
\r {
\r /* We wait here for the child process to kill us,
\r * so that the shell prompt doesnt come back over
\r * the output.
\r * Sending a kill with a signal of 0 just checks
\r * if the child pid is still around. If theyre not,
\r * they threw an error and we should give up.
\r */
\r while (kill(childpid, 0) != -1)
\r sleep(1);
\r exit(0);
\r }
\r setsid ();
\r umask (007);
\r printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
\r\r signal(SIGTERM, InspIRCd::Exit);
\r\r rlimit rl;
\r if (getrlimit(RLIMIT_CORE, &rl) == -1)
\r {
\r this->Log(DEFAULT,"Failed to getrlimit()!");
\r return false;
\r }
\r else
\r {
\r rl.rlim_cur = rl.rlim_max;
\r if (setrlimit(RLIMIT_CORE, &rl) == -1)
\r this->Log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
\r }
\r\r return true;
\r#endif
\r}
\r\rvoid InspIRCd::WritePID(const std::string &filename)
\r{
\r std::string fname = (filename.empty() ? "inspircd.pid" : filename);
\r if (*(fname.begin()) != '/')
\r {
\r std::string::size_type pos;
\r std::string confpath = this->ConfigFileName;
\r if ((pos = confpath.rfind("/")) != std::string::npos)
\r {
\r /* Leaves us with just the path */
\r fname = confpath.substr(0, pos) + std::string("/") + fname;
\r }
\r }
\r std::ofstream outfile(fname.c_str());
\r if (outfile.is_open())
\r {
\r outfile << getpid();
\r outfile.close();
\r }
\r else
\r {
\r printf("Failed to write PID-file '%s', exiting.\n",fname.c_str());
\r this->Log(DEFAULT,"Failed to write PID-file '%s', exiting.",fname.c_str());
\r Exit(EXIT_STATUS_PID);
\r }
\r}
\r\rstd::string InspIRCd::GetRevision()
\r{
\r return REVISION;
\r}
\r\rInspIRCd::InspIRCd(int argc, char** argv)
\r : ModCount(-1), GlobalCulls(this)
\r{
\r int found_ports = 0;
\r FailedPortList pl;
\r int do_version = 0, do_nofork = 0, do_debug = 0, do_nolog = 0, do_root = 0; /* flag variables */
\r char c = 0;
\r\r modules.resize(255);
\r factory.resize(255);
\r memset(&server, 0, sizeof(server));
\r memset(&client, 0, sizeof(client));
\r\r this->unregistered_count = 0;
\r\r this->clientlist = new user_hash();
\r this->chanlist = new chan_hash();
\r\r this->Config = new ServerConfig(this);
\r\r this->Config->argv = argv;
\r this->Config->argc = argc;
\r\r chdir(Config->GetFullProgDir().c_str());
\r\r this->Config->opertypes.clear();
\r this->Config->operclass.clear();
\r this->SNO = new SnomaskManager(this);
\r this->TIME = this->OLDTIME = this->startup_time = time(NULL);
\r this->time_delta = 0;
\r this->next_call = this->TIME + 3;
\r srand(this->TIME);
\r\r *this->LogFileName = 0;
\r strlcpy(this->ConfigFileName, CONFIG_FILE, MAXBUF);
\r\r struct option longopts[] =
\r {
\r { "nofork", no_argument, &do_nofork, 1 },
\r { "logfile", required_argument, NULL, 'f' },
\r { "config", required_argument, NULL, 'c' },
\r { "debug", no_argument, &do_debug, 1 },
\r { "nolog", no_argument, &do_nolog, 1 },
\r { "runasroot", no_argument, &do_root, 1 },
\r { "version", no_argument, &do_version, 1 },
\r { 0, 0, 0, 0 }
\r };
\r\r while ((c = getopt_long_only(argc, argv, ":f:", longopts, NULL)) != -1)
\r {
\r switch (c)
\r {
\r case 'f':
\r /* Log filename was set */
\r strlcpy(LogFileName, optarg, MAXBUF);
\r break;
\r case 'c':
\r /* Config filename was set */
\r strlcpy(ConfigFileName, optarg, MAXBUF);
\r break;
\r case 0:
\r /* getopt_long_only() set an int variable, just keep going */
\r break;
\r default:
\r /* Unknown parameter! DANGER, INTRUDER.... err.... yeah. */
\r printf("Usage: %s [--nofork] [--nolog] [--debug] [--logfile <filename>] [--runasroot] [--version] [--config <config>]\n", argv[0]);
\r Exit(EXIT_STATUS_ARGV);
\r break;
\r }
\r }
\r\r if (do_version)
\r {
\r printf("\n%s r%s\n", VERSION, REVISION);
\r Exit(EXIT_STATUS_NOERROR);
\r }
\r\r#ifdef WIN32
\r\r // Handle forking
\r if(!do_nofork && !owner_processid)
\r {
\r DWORD ExitCode = WindowsForkStart(this);
\r if(ExitCode)
\r Exit(ExitCode);
\r }
\r\r // Set up winsock
\r WSADATA wsadata;
\r WSAStartup(MAKEWORD(2,0), &wsadata);
\r\r#endif
\r if (!ServerConfig::FileExists(this->ConfigFileName))
\r {
\r printf("ERROR: Cannot open config file: %s\nExiting...\n", this->ConfigFileName);
\r this->Log(DEFAULT,"Unable to open config file %s", this->ConfigFileName);
\r Exit(EXIT_STATUS_CONFIG);
\r }
\r\r this->Start();
\r\r /* Set the finished argument values */
\r Config->nofork = do_nofork;
\r Config->forcedebug = do_debug;
\r Config->writelog = !do_nolog;
\r\r strlcpy(Config->MyExecutable,argv[0],MAXBUF);
\r\r this->OpenLog(argv, argc);
\r\r this->stats = new serverstats();
\r this->Timers = new TimerManager(this);
\r this->Parser = new CommandParser(this);
\r this->XLines = new XLineManager(this);
\r Config->ClearStack();
\r Config->Read(true, NULL);
\r\r if (!do_root)
\r this->CheckRoot();
\r else
\r {
\r printf("* WARNING * WARNING * WARNING * WARNING * WARNING * \n\n");
\r printf("YOU ARE RUNNING INSPIRCD AS ROOT. THIS IS UNSUPPORTED\n");
\r printf("AND IF YOU ARE HACKED, CRACKED, SPINDLED OR MUTILATED\n");
\r printf("OR ANYTHING ELSE UNEXPECTED HAPPENS TO YOU OR YOUR\n");
\r printf("SERVER, THEN IT IS YOUR OWN FAULT. IF YOU DID NOT MEAN\n");
\r printf("TO START INSPIRCD AS ROOT, HIT CTRL+C NOW AND RESTART\n");
\r printf("THE PROGRAM AS A NORMAL USER. YOU HAVE BEEN WARNED!\n");
\r printf("\nInspIRCd starting in 20 seconds, ctrl+c to abort...\n");
\r sleep(20);
\r }
\r\r this->SetSignals();
\r\r if (!Config->nofork)
\r {
\r if (!this->DaemonSeed())
\r {
\r printf("ERROR: could not go into daemon mode. Shutting down.\n");
\r Log(DEFAULT,"ERROR: could not go into daemon mode. Shutting down.");
\r Exit(EXIT_STATUS_FORK);
\r }
\r }
\r\r\r /* Because of limitations in kqueue on freebsd, we must fork BEFORE we
\r * initialize the socket engine.
\r */
\r SocketEngineFactory* SEF = new SocketEngineFactory();
\r SE = SEF->Create(this);
\r delete SEF;
\r\r this->Modes = new ModeParser(this);
\r this->AddServerName(Config->ServerName);
\r CheckDie();
\r int bounditems = BindPorts(true, found_ports, pl);
\r\r for(int t = 0; t < 255; t++)
\r Config->global_implementation[t] = 0;
\r\r memset(&Config->implement_lists,0,sizeof(Config->implement_lists));
\r\r printf("\n");
\r\r this->Res = new DNS(this);
\r\r this->LoadAllModules();
\r /* Just in case no modules were loaded - fix for bug #101 */
\r this->BuildISupport();
\r InitializeDisabledCommands(Config->DisabledCommands, this);
\r\r if ((Config->ports.size() == 0) && (found_ports > 0))
\r {
\r printf("\nERROR: I couldn't bind any ports! Are you sure you didn't start InspIRCd twice?\n");
\r Log(DEFAULT,"ERROR: I couldn't bind any ports! Are you sure you didn't start InspIRCd twice?");
\r Exit(EXIT_STATUS_BIND);
\r }
\r\r if (Config->ports.size() != (unsigned int)found_ports)
\r {
\r printf("\nWARNING: Not all your client ports could be bound --\nstarting anyway with %d of %d client ports bound.\n\n", bounditems, found_ports);
\r printf("The following port(s) failed to bind:\n");
\r int j = 1;
\r for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
\r {
\r printf("%d.\tIP: %s\tPort: %lu\n", j, i->first.empty() ? "<all>" : i->first.c_str(), (unsigned long)i->second);
\r }
\r }
\r#ifndef WINDOWS
\r if (!Config->nofork)
\r {
\r if (kill(getppid(), SIGTERM) == -1)
\r {
\r printf("Error killing parent process: %s\n",strerror(errno));
\r Log(DEFAULT,"Error killing parent process: %s",strerror(errno));
\r }
\r }
\r\r if (isatty(0) && isatty(1) && isatty(2))
\r {
\r /* We didn't start from a TTY, we must have started from a background process -
\r * e.g. we are restarting, or being launched by cron. Dont kill parent, and dont
\r * close stdin/stdout
\r */
\r if (!do_nofork)
\r {
\r fclose(stdin);
\r fclose(stderr);
\r fclose(stdout);
\r }
\r else
\r {
\r Log(DEFAULT,"Keeping pseudo-tty open as we are running in the foreground.");
\r }
\r }
\r#else
\r InitIPC();
\r if(!Config->nofork)
\r {
\r WindowsForkKillOwner(this);
\r FreeConsole();
\r }
\r#endif
\r printf("\nInspIRCd is now running!\n");
\r Log(DEFAULT,"Startup complete.");
\r\r this->WritePID(Config->PID);
\r}
\r\rstd::string InspIRCd::GetVersionString()
\r{
\r char versiondata[MAXBUF];
\r char dnsengine[] = "singlethread-object";
\r\r if (*Config->CustomVersion)
\r {
\r snprintf(versiondata,MAXBUF,"%s %s :%s",VERSION,Config->ServerName,Config->CustomVersion);
\r }
\r else
\r {
\r snprintf(versiondata,MAXBUF,"%s %s :%s [FLAGS=%s,%s,%s]",VERSION,Config->ServerName,SYSTEM,REVISION,SE->GetName().c_str(),dnsengine);
\r }
\r return versiondata;
\r}
\r\rchar* InspIRCd::ModuleError()
\r{
\r return MODERR;
\r}
\r\rvoid InspIRCd::EraseFactory(int j)
\r{
\r int v = 0;
\r for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
\r {
\r if (v == j)
\r {
\r delete *t;
\r factory.erase(t);
\r factory.push_back(NULL);
\r return;
\r }
\r v++;
\r }
\r}
\r\rvoid InspIRCd::EraseModule(int j)
\r{
\r int v1 = 0;
\r for (ModuleList::iterator m = modules.begin(); m!= modules.end(); m++)
\r {
\r if (v1 == j)
\r {
\r DELETE(*m);
\r modules.erase(m);
\r modules.push_back(NULL);
\r break;
\r }
\r v1++;
\r }
\r int v2 = 0;
\r for (std::vector<std::string>::iterator v = Config->module_names.begin(); v != Config->module_names.end(); v++)
\r {
\r if (v2 == j)
\r {
\r Config->module_names.erase(v);
\r break;
\r }
\r v2++;
\r }
\r\r}
\r\rvoid InspIRCd::MoveTo(std::string modulename,int slot)
\r{
\r unsigned int v2 = 256;
\r for (unsigned int v = 0; v < Config->module_names.size(); v++)
\r {
\r if (Config->module_names[v] == modulename)
\r {
\r // found an instance, swap it with the item at the end
\r v2 = v;
\r break;
\r }
\r }
\r if ((v2 != (unsigned int)slot) && (v2 < 256))
\r {
\r // Swap the module names over
\r Config->module_names[v2] = Config->module_names[slot];
\r Config->module_names[slot] = modulename;
\r // now swap the module factories
\r ircd_module* temp = factory[v2];
\r factory[v2] = factory[slot];
\r factory[slot] = temp;
\r // now swap the module objects
\r Module* temp_module = modules[v2];
\r modules[v2] = modules[slot];
\r modules[slot] = temp_module;
\r // now swap the implement lists (we dont
\r // need to swap the global or recount it)
\r for (int n = 0; n < 255; n++)
\r {
\r char x = Config->implement_lists[v2][n];
\r Config->implement_lists[v2][n] = Config->implement_lists[slot][n];
\r Config->implement_lists[slot][n] = x;
\r }
\r }
\r}
\r\rvoid InspIRCd::MoveAfter(std::string modulename, std::string after)
\r{
\r for (unsigned int v = 0; v < Config->module_names.size(); v++)
\r {
\r if (Config->module_names[v] == after)
\r {
\r MoveTo(modulename, v);
\r return;
\r }
\r }
\r}
\r\rvoid InspIRCd::MoveBefore(std::string modulename, std::string before)
\r{
\r for (unsigned int v = 0; v < Config->module_names.size(); v++)
\r {
\r if (Config->module_names[v] == before)
\r {
\r if (v > 0)
\r {
\r MoveTo(modulename, v-1);
\r }
\r else
\r {
\r MoveTo(modulename, v);
\r }
\r return;
\r }
\r }
\r}
\r\rvoid InspIRCd::MoveToFirst(std::string modulename)
\r{
\r MoveTo(modulename,0);
\r}
\r\rvoid InspIRCd::MoveToLast(std::string modulename)
\r{
\r MoveTo(modulename,this->GetModuleCount());
\r}
\r\rvoid InspIRCd::BuildISupport()
\r{
\r // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
\r std::stringstream v;
\r v << "WALLCHOPS WALLVOICES MODES=" << MAXMODES-1 << " CHANTYPES=# PREFIX=" << this->Modes->BuildPrefixes() << " MAP MAXCHANNELS=" << Config->MaxChans << " MAXBANS=60 VBANLIST NICKLEN=" << NICKMAX-1;
\r v << " CASEMAPPING=rfc1459 STATUSMSG=@%+ CHARSET=ascii TOPICLEN=" << MAXTOPIC << " KICKLEN=" << MAXKICK << " MAXTARGETS=" << Config->MaxTargets << " AWAYLEN=";
\r v << MAXAWAY << " CHANMODES=" << this->Modes->ChanModes() << " FNC NETWORK=" << Config->Network << " MAXPARA=32 ELIST=MU";
\r Config->data005 = v.str();
\r FOREACH_MOD_I(this,I_On005Numeric,On005Numeric(Config->data005));
\r Config->Update005();
\r}
\r\rbool InspIRCd::UnloadModule(const char* filename)
\r{
\r std::string filename_str = filename;
\r for (unsigned int j = 0; j != Config->module_names.size(); j++)
\r {
\r if (Config->module_names[j] == filename_str)
\r {
\r if (modules[j]->GetVersion().Flags & VF_STATIC)
\r {
\r this->Log(DEFAULT,"Failed to unload STATIC module %s",filename);
\r snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
\r return false;
\r }
\r std::pair<int,std::string> intercount = GetInterfaceInstanceCount(modules[j]);
\r if (intercount.first > 0)
\r {
\r this->Log(DEFAULT,"Failed to unload module %s, being used by %d other(s) via interface '%s'",filename, intercount.first, intercount.second.c_str());
\r snprintf(MODERR,MAXBUF,"Module not unloadable (Still in use by %d other module%s which %s using its interface '%s') -- unload dependent modules first!",
\r intercount.first,
\r intercount.first > 1 ? "s" : "",
\r intercount.first > 1 ? "are" : "is",
\r intercount.second.c_str());
\r return false;
\r }
\r /* Give the module a chance to tidy out all its metadata */
\r for (chan_hash::iterator c = this->chanlist->begin(); c != this->chanlist->end(); c++)
\r {
\r modules[j]->OnCleanup(TYPE_CHANNEL,c->second);
\r }
\r for (user_hash::iterator u = this->clientlist->begin(); u != this->clientlist->end(); u++)
\r {
\r modules[j]->OnCleanup(TYPE_USER,u->second);
\r }
\r\r /* Tidy up any dangling resolvers */
\r this->Res->CleanResolvers(modules[j]);
\r\r FOREACH_MOD_I(this,I_OnUnloadModule,OnUnloadModule(modules[j],Config->module_names[j]));
\r\r for(int t = 0; t < 255; t++)
\r {
\r Config->global_implementation[t] -= Config->implement_lists[j][t];
\r }
\r\r /* We have to renumber implement_lists after unload because the module numbers change!
\r */
\r for(int j2 = j; j2 < 254; j2++)
\r {
\r for(int t = 0; t < 255; t++)
\r {
\r Config->implement_lists[j2][t] = Config->implement_lists[j2+1][t];
\r }
\r }
\r\r // found the module
\r Parser->RemoveCommands(filename);
\r this->EraseModule(j);
\r this->EraseFactory(j);
\r this->Log(DEFAULT,"Module %s unloaded",filename);
\r this->ModCount--;
\r BuildISupport();
\r return true;
\r }
\r }
\r this->Log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
\r snprintf(MODERR,MAXBUF,"Module not loaded");
\r return false;
\r}
\r\rbool InspIRCd::LoadModule(const char* filename)
\r{
\r /* Do we have a glob pattern in the filename?
\r * The user wants to load multiple modules which
\r * match the pattern.
\r */
\r if (strchr(filename,'*') || (strchr(filename,'?')))
\r {
\r int n_match = 0;
\r DIR* library = opendir(Config->ModPath);
\r if (library)
\r {
\r /* Try and locate and load all modules matching the pattern */
\r dirent* entry = NULL;
\r while ((entry = readdir(library)))
\r {
\r if (this->MatchText(entry->d_name, filename))
\r {
\r if (!this->LoadModule(entry->d_name))
\r n_match++;
\r }
\r }
\r closedir(library);
\r }
\r /* Loadmodule will now return false if any one of the modules failed
\r * to load (but wont abort when it encounters a bad one) and when 1 or
\r * more modules were actually loaded.
\r */
\r return (n_match > 0);
\r }
\r\r char modfile[MAXBUF];
\r snprintf(modfile,MAXBUF,"%s/%s",Config->ModPath,filename);
\r std::string filename_str = filename;
\r\r if (!ServerConfig::DirValid(modfile))
\r {
\r this->Log(DEFAULT,"Module %s is not within the modules directory.",modfile);
\r snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
\r return false;
\r }
\r if (ServerConfig::FileExists(modfile))
\r {
\r\r for (unsigned int j = 0; j < Config->module_names.size(); j++)
\r {
\r if (Config->module_names[j] == filename_str)
\r {
\r this->Log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
\r snprintf(MODERR,MAXBUF,"Module already loaded");
\r return false;
\r }
\r }
\r Module* m = NULL;
\r ircd_module* a = NULL;
\r try
\r {
\r a = new ircd_module(this, modfile);
\r factory[this->ModCount+1] = a;
\r if (factory[this->ModCount+1]->LastError())
\r {
\r this->Log(DEFAULT,"Unable to load %s: %s",modfile,factory[this->ModCount+1]->LastError());
\r snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[this->ModCount+1]->LastError());
\r return false;
\r }
\r if ((long)factory[this->ModCount+1]->factory != -1)
\r {
\r m = factory[this->ModCount+1]->factory->CreateModule(this);
\r\r Version v = m->GetVersion();
\r\r if (v.API != API_VERSION)
\r {
\r delete m;
\r this->Log(DEFAULT,"Unable to load %s: Incorrect module API version: %d (our version: %d)",modfile,v.API,API_VERSION);
\r snprintf(MODERR,MAXBUF,"Loader/Linker error: Incorrect module API version: %d (our version: %d)",v.API,API_VERSION);
\r return false;
\r }
\r else
\r {
\r this->Log(DEFAULT,"New module introduced: %s (API version %d, Module version %d.%d.%d.%d)%s", filename, v.API, v.Major, v.Minor, v.Revision, v.Build, (!(v.Flags & VF_VENDOR) ? " [3rd Party]" : " [Vendor]"));
\r }
\r\r modules[this->ModCount+1] = m;
\r /* save the module and the module's classfactory, if
\r * this isnt done, random crashes can occur :/ */
\r Config->module_names.push_back(filename);
\r\r char* x = &Config->implement_lists[this->ModCount+1][0];
\r for(int t = 0; t < 255; t++)
\r x[t] = 0;
\r\r modules[this->ModCount+1]->Implements(x);
\r\r for(int t = 0; t < 255; t++)
\r Config->global_implementation[t] += Config->implement_lists[this->ModCount+1][t];
\r }
\r else
\r {
\r this->Log(DEFAULT,"Unable to load %s",modfile);
\r snprintf(MODERR,MAXBUF,"Factory function failed: Probably missing init_module() entrypoint.");
\r return false;
\r }
\r }
\r catch (CoreException& modexcept)
\r {
\r this->Log(DEFAULT,"Unable to load %s: %s",modfile,modexcept.GetReason());
\r snprintf(MODERR,MAXBUF,"Factory function of %s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
\r return false;
\r }
\r }
\r else
\r {
\r this->Log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
\r snprintf(MODERR,MAXBUF,"Module file could not be found");
\r return false;
\r }
\r this->ModCount++;
\r FOREACH_MOD_I(this,I_OnLoadModule,OnLoadModule(modules[this->ModCount],filename_str));
\r // now work out which modules, if any, want to move to the back of the queue,
\r // and if they do, move them there.
\r std::vector<std::string> put_to_back;
\r std::vector<std::string> put_to_front;
\r std::map<std::string,std::string> put_before;
\r std::map<std::string,std::string> put_after;
\r for (unsigned int j = 0; j < Config->module_names.size(); j++)
\r {
\r if (modules[j]->Prioritize() == PRIORITY_LAST)
\r put_to_back.push_back(Config->module_names[j]);
\r else if (modules[j]->Prioritize() == PRIORITY_FIRST)
\r put_to_front.push_back(Config->module_names[j]);
\r else if ((modules[j]->Prioritize() & 0xFF) == PRIORITY_BEFORE)
\r put_before[Config->module_names[j]] = Config->module_names[modules[j]->Prioritize() >> 8];
\r else if ((modules[j]->Prioritize() & 0xFF) == PRIORITY_AFTER)
\r put_after[Config->module_names[j]] = Config->module_names[modules[j]->Prioritize() >> 8];
\r }
\r for (unsigned int j = 0; j < put_to_back.size(); j++)
\r MoveToLast(put_to_back[j]);
\r for (unsigned int j = 0; j < put_to_front.size(); j++)
\r MoveToFirst(put_to_front[j]);
\r for (std::map<std::string,std::string>::iterator j = put_before.begin(); j != put_before.end(); j++)
\r MoveBefore(j->first,j->second);
\r for (std::map<std::string,std::string>::iterator j = put_after.begin(); j != put_after.end(); j++)
\r MoveAfter(j->first,j->second);
\r BuildISupport();
\r return true;
\r}
\r\rvoid InspIRCd::DoOneIteration(bool process_module_sockets)
\r{
\r#ifndef WIN32
\r static rusage ru;
\r#else
\r static time_t uptime;
\r static struct tm * stime;
\r static char window_title[100];
\r#endif
\r\r /* time() seems to be a pretty expensive syscall, so avoid calling it too much.
\r * Once per loop iteration is pleanty.
\r */
\r OLDTIME = TIME;
\r TIME = time(NULL);
\r\r /* Run background module timers every few seconds
\r * (the docs say modules shouldnt rely on accurate
\r * timing using this event, so we dont have to
\r * time this exactly).
\r */
\r if (TIME != OLDTIME)
\r {
\r if (TIME < OLDTIME)
\r WriteOpers("*** \002EH?!\002 -- Time is flowing BACKWARDS in this dimension! Clock drifted backwards %d secs.",abs(OLDTIME-TIME));
\r if ((TIME % 3600) == 0)
\r {
\r this->RehashUsersAndChans();
\r FOREACH_MOD_I(this, I_OnGarbageCollect, OnGarbageCollect());
\r }
\r Timers->TickTimers(TIME);
\r this->DoBackgroundUserStuff(TIME);
\r\r if ((TIME % 5) == 0)
\r {
\r XLines->expire_lines();
\r FOREACH_MOD_I(this,I_OnBackgroundTimer,OnBackgroundTimer(TIME));
\r Timers->TickMissedTimers(TIME);
\r }
\r#ifndef WIN32
\r /* Same change as in cmd_stats.cpp, use RUSAGE_SELF rather than '0' -- Om */
\r if (!getrusage(RUSAGE_SELF, &ru))
\r {
\r gettimeofday(&this->stats->LastSampled, NULL);
\r this->stats->LastCPU = ru.ru_utime;
\r }
\r#else
\r CheckIPC(this);
\r\r if(Config->nofork)
\r {
\r uptime = Time() - startup_time;
\r stime = gmtime(&uptime);
\r snprintf(window_title, 100, "InspIRCd - %u clients, %u accepted connections - Up %u days, %.2u:%.2u:%.2u",
\r LocalUserCount(), stats->statsAccept, stime->tm_yday, stime->tm_hour, stime->tm_min, stime->tm_sec);
\r SetConsoleTitle(window_title);
\r }
\r#endif
\r }
\r\r /* Call the socket engine to wait on the active
\r * file descriptors. The socket engine has everything's
\r * descriptors in its list... dns, modules, users,
\r * servers... so its nice and easy, just one call.
\r * This will cause any read or write events to be
\r * dispatched to their handlers.
\r */
\r SE->DispatchEvents();
\r\r /* if any users was quit, take them out */
\r GlobalCulls.Apply();
\r\r /* If any inspsockets closed, remove them */
\r for (std::map<InspSocket*,InspSocket*>::iterator x = SocketCull.begin(); x != SocketCull.end(); ++x)
\r {
\r SE->DelFd(x->second);
\r x->second->Close();
\r delete x->second;
\r }
\r SocketCull.clear();
\r}
\r\rint InspIRCd::Run()
\r{
\r while (true)
\r {
\r DoOneIteration(true);
\r }
\r /* This is never reached -- we hope! */
\r return 0;
\r}
\r\r/**********************************************************************************/
\r\r/**
\r * An ircd in four lines! bwahahaha. ahahahahaha. ahahah *cough*.
\r */
\r\rint main(int argc, char** argv)
\r{
\r SI = new InspIRCd(argc, argv);
\r SI->Run();
\r delete SI;
\r return 0;
\r}
\r\r/* this returns true when all modules are satisfied that the user should be allowed onto the irc server
\r * (until this returns true, a user will block in the waiting state, waiting to connect up to the
\r * registration timeout maximum seconds)
\r */
\rbool InspIRCd::AllModulesReportReady(userrec* user)
\r{
\r if (!Config->global_implementation[I_OnCheckReady])
\r return true;
\r\r for (int i = 0; i <= this->GetModuleCount(); i++)
\r {
\r if (Config->implement_lists[i][I_OnCheckReady])
\r {
\r int res = modules[i]->OnCheckReady(user);
\r if (!res)
\r return false;
\r }
\r }
\r return true;
\r}
\r\rint InspIRCd::GetModuleCount()
\r{
\r return this->ModCount;
\r}
\r\rtime_t InspIRCd::Time(bool delta)
\r{
\r if (delta)
\r return TIME + time_delta;
\r return TIME;
\r}
\r\rint InspIRCd::SetTimeDelta(int delta)
\r{
\r int old = time_delta;
\r time_delta = delta;
\r this->Log(DEBUG, "Time delta set to %d (was %d)", time_delta, old);
\r return old;
\r}
\r\rvoid InspIRCd::AddLocalClone(userrec* user)
\r{
\r clonemap::iterator x = local_clones.find(user->GetIPString());
\r if (x != local_clones.end())
\r x->second++;
\r else
\r local_clones[user->GetIPString()] = 1;
\r}
\r\rvoid InspIRCd::AddGlobalClone(userrec* user)
\r{
\r clonemap::iterator y = global_clones.find(user->GetIPString());
\r if (y != global_clones.end())
\r y->second++;
\r else
\r global_clones[user->GetIPString()] = 1;
\r}
\r\rint InspIRCd::GetTimeDelta()
\r{
\r return time_delta;
\r}
\r\rbool FileLogger::Readable()
\r{
\r return false;
\r}
\r\rvoid FileLogger::HandleEvent(EventType et, int errornum)
\r{
\r this->WriteLogLine("");
\r if (log)
\r ServerInstance->SE->DelFd(this);
\r}
\r\rvoid FileLogger::WriteLogLine(const std::string &line)
\r{
\r if (line.length())
\r buffer.append(line);
\r\r if (log)
\r {
\r int written = fprintf(log,"%s",buffer.c_str());
\r#ifdef WINDOWS
\r buffer.clear();
\r#else
\r if ((written >= 0) && (written < (int)buffer.length()))
\r {
\r buffer.erase(0, buffer.length());
\r ServerInstance->SE->AddFd(this);
\r }
\r else if (written == -1)
\r {
\r if (errno == EAGAIN)
\r ServerInstance->SE->AddFd(this);
\r }
\r else
\r {
\r /* Wrote the whole buffer, and no need for write callback */
\r buffer.clear();
\r }
\r#endif
\r if (writeops++ % 20)
\r {
\r fflush(log);
\r }
\r }
\r}
\r\rvoid FileLogger::Close()
\r{
\r if (log)
\r {
\r /* Burlex: Windows assumes nonblocking on FILE* pointers anyway, and also "file" fd's aren't the same
\r * as socket fd's. */
\r#ifndef WIN32
\r int flags = fcntl(fileno(log), F_GETFL, 0);
\r fcntl(fileno(log), F_SETFL, flags ^ O_NONBLOCK);
\r#endif
\r if (buffer.size())
\r fprintf(log,"%s",buffer.c_str());
\r\r#ifndef WINDOWS
\r ServerInstance->SE->DelFd(this);
\r#endif
\r\r fflush(log);
\r fclose(log);
\r }
\r\r buffer.clear();
\r}
\r\rFileLogger::FileLogger(InspIRCd* Instance, FILE* logfile) : ServerInstance(Instance), log(logfile), writeops(0)
\r{
\r if (log)
\r {
\r irc::sockets::NonBlocking(fileno(log));
\r this->SetFd(fileno(log));
\r buffer.clear();
\r }
\r}
\r\rFileLogger::~FileLogger()
\r{
\r this->Close();
\r}
\r\r\ No newline at end of file
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+#include "configreader.h"
+#include <signal.h>
+
+#ifndef WIN32
+#include <dirent.h>
+#include <unistd.h>
+#include <sys/resource.h>
+#include <dlfcn.h>
+#include <getopt.h>
+
+/* Some systems don't define RUSAGE_SELF. This should fix them. */
+#ifndef RUSAGE_SELF
+ #define RUSAGE_SELF 0
+#endif
+
+#endif
+
+#include <exception>
+#include <fstream>
+#include "modules.h"
+#include "mode.h"
+#include "xline.h"
+#include "socketengine.h"
+#include "inspircd_se_config.h"
+#include "socket.h"
+#include "typedefs.h"
+#include "command_parse.h"
+#include "exitcodes.h"
+
+#ifdef WIN32
+
+/* This MUST remain static and delcared outside the class, so that WriteProcessMemory can reference it properly */
+static DWORD owner_processid = 0;
+
+DWORD WindowsForkStart(InspIRCd * Instance)
+{
+ /* Windows implementation of fork() :P */
+
+ char module[MAX_PATH];
+ if(!GetModuleFileName(NULL, module, MAX_PATH))
+ {
+ printf("GetModuleFileName() failed.\n");
+ return false;
+ }
+
+ STARTUPINFO startupinfo;
+ PROCESS_INFORMATION procinfo;
+ ZeroMemory(&startupinfo, sizeof(STARTUPINFO));
+ ZeroMemory(&procinfo, sizeof(PROCESS_INFORMATION));
+
+ // Fill in the startup info struct
+ GetStartupInfo(&startupinfo);
+
+ /* Default creation flags create the processes suspended */
+ DWORD startupflags = CREATE_SUSPENDED;
+
+ /* On windows 2003/XP and above, we can use the value
+ * CREATE_PRESERVE_CODE_AUTHZ_LEVEL which gives more access
+ * to the process which we may require on these operating systems.
+ */
+ OSVERSIONINFO vi;
+ vi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ GetVersionEx(&vi);
+ if ((vi.dwMajorVersion >= 5) && (vi.dwMinorVersion > 0))
+ startupflags |= CREATE_PRESERVE_CODE_AUTHZ_LEVEL;
+
+ // Launch our "forked" process.
+ BOOL bSuccess = CreateProcess ( module, // Module (exe) filename
+ strdup(GetCommandLine()), // Command line (exe plus parameters from the OS)
+ // NOTE: We cannot return the direct value of the
+ // GetCommandLine function here, as the pointer is
+ // passed straight to the child process, and will be
+ // invalid once we exit as it goes out of context.
+ // strdup() seems ok, though.
+ 0, // PROCESS_SECURITY_ATTRIBUTES
+ 0, // THREAD_SECURITY_ATTRIBUTES
+ TRUE, // We went to inherit handles.
+ startupflags, // Allow us full access to the process and suspend it.
+ 0, // ENVIRONMENT
+ 0, // CURRENT_DIRECTORY
+ &startupinfo, // startup info
+ &procinfo); // process info
+
+ if(!bSuccess)
+ {
+ printf("CreateProcess() error: %s\n", dlerror());
+ return false;
+ }
+
+ // Set the owner process id in the target process.
+ SIZE_T written = 0;
+ DWORD pid = GetCurrentProcessId();
+ if(!WriteProcessMemory(procinfo.hProcess, &owner_processid, &pid, sizeof(DWORD), &written) || written != sizeof(DWORD))
+ {
+ printf("WriteProcessMemory() failed: %s\n", dlerror());
+ return false;
+ }
+
+ // Resume the other thread (let it start)
+ ResumeThread(procinfo.hThread);
+
+ // Wait for the new process to kill us. If there is some error, the new process will end and we will end up at the next line.
+ WaitForSingleObject(procinfo.hProcess, INFINITE);
+
+ // If we hit this it means startup failed, default to 14 if this fails.
+ DWORD ExitCode = 14;
+ GetExitCodeProcess(procinfo.hProcess, &ExitCode);
+ CloseHandle(procinfo.hThread);
+ CloseHandle(procinfo.hProcess);
+ return ExitCode;
+}
+
+void WindowsForkKillOwner(InspIRCd * Instance)
+{
+ HANDLE hProcess = OpenProcess(PROCESS_TERMINATE, FALSE, owner_processid);
+ if(!hProcess || !owner_processid)
+ {
+ printf("Could not open process id %u: %s.\n", owner_processid, dlerror());
+ Instance->Exit(14);
+ }
+
+ // die die die
+ if(!TerminateProcess(hProcess, 0))
+ {
+ printf("Could not TerminateProcess(): %s\n", dlerror());
+ Instance->Exit(14);
+ }
+
+ CloseHandle(hProcess);
+}
+
+#endif
+
+using irc::sockets::NonBlocking;
+using irc::sockets::Blocking;
+using irc::sockets::insp_ntoa;
+using irc::sockets::insp_inaddr;
+using irc::sockets::insp_sockaddr;
+
+InspIRCd* SI = NULL;
+
+/* Burlex: Moved from exitcodes.h -- due to duplicate symbols */
+const char* ExitCodes[] =
+{
+ "No error", /* 0 */
+ "DIE command", /* 1 */
+ "execv() failed", /* 2 */
+ "Internal error", /* 3 */
+ "Config file error", /* 4 */
+ "Logfile error", /* 5 */
+ "POSIX fork failed", /* 6 */
+ "Bad commandline parameters", /* 7 */
+ "No ports could be bound", /* 8 */
+ "Can't write PID file", /* 9 */
+ "SocketEngine could not initialize", /* 10 */
+ "Refusing to start up as root", /* 11 */
+ "Found a <die> tag!", /* 12 */
+ "Couldn't load module on startup", /* 13 */
+ "Could not create windows forked process", /* 14 */
+ "Received SIGTERM", /* 15 */
+};
+
+void InspIRCd::AddServerName(const std::string &servername)
+{
+ servernamelist::iterator itr = servernames.begin();
+ for(; itr != servernames.end(); ++itr)
+ if(**itr == servername)
+ return;
+
+ string * ns = new string(servername);
+ servernames.push_back(ns);
+}
+
+const char* InspIRCd::FindServerNamePtr(const std::string &servername)
+{
+ servernamelist::iterator itr = servernames.begin();
+ for(; itr != servernames.end(); ++itr)
+ if(**itr == servername)
+ return (*itr)->c_str();
+
+ servernames.push_back(new string(servername));
+ itr = --servernames.end();
+ return (*itr)->c_str();
+}
+
+bool InspIRCd::FindServerName(const std::string &servername)
+{
+ servernamelist::iterator itr = servernames.begin();
+ for(; itr != servernames.end(); ++itr)
+ if(**itr == servername)
+ return true;
+ return false;
+}
+
+void InspIRCd::Exit(int status)
+{
+#ifdef WINDOWS
+ CloseIPC();
+#endif
+ if (SI)
+ {
+ SI->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
+ SI->Cleanup();
+ }
+ exit (status);
+}
+
+void InspIRCd::Cleanup()
+{
+ std::vector<std::string> mymodnames;
+ int MyModCount = this->GetModuleCount();
+
+ for (unsigned int i = 0; i < Config->ports.size(); i++)
+ {
+ /* This calls the constructor and closes the listening socket */
+ delete Config->ports[i];
+ }
+
+ Config->ports.clear();
+
+ /* Close all client sockets, or the new process inherits them */
+ for (std::vector<userrec*>::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++)
+ {
+ (*i)->SetWriteError("Server shutdown");
+ (*i)->CloseSocket();
+ }
+
+ /* We do this more than once, so that any service providers get a
+ * chance to be unhooked by the modules using them, but then get
+ * a chance to be removed themsleves.
+ */
+ for (int tries = 0; tries < 3; tries++)
+ {
+ MyModCount = this->GetModuleCount();
+ mymodnames.clear();
+
+ /* Unload all modules, so they get a chance to clean up their listeners */
+ for (int j = 0; j <= MyModCount; j++)
+ mymodnames.push_back(Config->module_names[j]);
+
+ for (int k = 0; k <= MyModCount; k++)
+ this->UnloadModule(mymodnames[k].c_str());
+ }
+
+ /* Close logging */
+ this->Logger->Close();
+
+ /* Cleanup Server Names */
+ for(servernamelist::iterator itr = servernames.begin(); itr != servernames.end(); ++itr)
+ delete (*itr);
+
+#ifdef WINDOWS
+ /* WSACleanup */
+ WSACleanup();
+#endif
+}
+
+void InspIRCd::Restart(const std::string &reason)
+{
+ /* SendError flushes each client's queue,
+ * regardless of writeability state
+ */
+ this->SendError(reason);
+
+ this->Cleanup();
+
+ /* Figure out our filename (if theyve renamed it, we're boned) */
+ std::string me;
+
+#ifdef WINDOWS
+ char module[MAX_PATH];
+ if (GetModuleFileName(NULL, module, MAX_PATH))
+ me = module;
+#else
+ me = Config->MyDir + "/inspircd";
+#endif
+
+ if (execv(me.c_str(), Config->argv) == -1)
+ {
+ /* Will raise a SIGABRT if not trapped */
+ throw CoreException(std::string("Failed to execv()! error: ") + strerror(errno));
+ }
+}
+
+void InspIRCd::Start()
+{
+ printf_c("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
+ printf_c("(C) InspIRCd Development Team.\033[0m\n\n");
+ printf_c("Developers:\t\t\033[1;32mBrain, FrostyCoolSlug, w00t, Om, Special, pippijn, peavey, Burlex\033[0m\n");
+ printf_c("Others:\t\t\t\033[1;32mSee /INFO Output\033[0m\n");
+}
+
+void InspIRCd::Rehash(int status)
+{
+ SI->WriteOpers("*** Rehashing config file %s due to SIGHUP",ServerConfig::CleanFilename(SI->ConfigFileName));
+ SI->CloseLog();
+ SI->OpenLog(SI->Config->argv, SI->Config->argc);
+ SI->RehashUsersAndChans();
+ FOREACH_MOD_I(SI, I_OnGarbageCollect, OnGarbageCollect());
+ SI->Config->Read(false,NULL);
+ SI->ResetMaxBans();
+ SI->Res->Rehash();
+ FOREACH_MOD_I(SI,I_OnRehash,OnRehash(NULL,""));
+ SI->BuildISupport();
+}
+
+void InspIRCd::ResetMaxBans()
+{
+ for (chan_hash::const_iterator i = chanlist->begin(); i != chanlist->end(); i++)
+ i->second->ResetMaxBans();
+}
+
+
+/** Because hash_map doesnt free its buckets when we delete items (this is a 'feature')
+ * we must occasionally rehash the hash (yes really).
+ * We do this by copying the entries from the old hash to a new hash, causing all
+ * empty buckets to be weeded out of the hash. We dont do this on a timer, as its
+ * very expensive, so instead we do it when the user types /REHASH and expects a
+ * short delay anyway.
+ */
+void InspIRCd::RehashUsersAndChans()
+{
+ user_hash* old_users = this->clientlist;
+ chan_hash* old_chans = this->chanlist;
+
+ this->clientlist = new user_hash();
+ this->chanlist = new chan_hash();
+
+ for (user_hash::const_iterator n = old_users->begin(); n != old_users->end(); n++)
+ this->clientlist->insert(*n);
+
+ delete old_users;
+
+ for (chan_hash::const_iterator n = old_chans->begin(); n != old_chans->end(); n++)
+ this->chanlist->insert(*n);
+
+ delete old_chans;
+}
+
+void InspIRCd::CloseLog()
+{
+ this->Logger->Close();
+}
+
+void InspIRCd::SetSignals()
+{
+#ifndef WIN32
+ signal(SIGALRM, SIG_IGN);
+ signal(SIGHUP, InspIRCd::Rehash);
+ signal(SIGPIPE, SIG_IGN);
+ signal(SIGCHLD, SIG_IGN);
+#endif
+ signal(SIGTERM, InspIRCd::Exit);
+}
+
+void InspIRCd::QuickExit(int status)
+{
+ exit(0);
+}
+
+bool InspIRCd::DaemonSeed()
+{
+#ifdef WINDOWS
+ printf_c("InspIRCd Process ID: \033[1;32m%lu\033[0m\n", GetCurrentProcessId());
+ return true;
+#else
+ signal(SIGTERM, InspIRCd::QuickExit);
+
+ int childpid;
+ if ((childpid = fork ()) < 0)
+ return false;
+ else if (childpid > 0)
+ {
+ /* We wait here for the child process to kill us,
+ * so that the shell prompt doesnt come back over
+ * the output.
+ * Sending a kill with a signal of 0 just checks
+ * if the child pid is still around. If theyre not,
+ * they threw an error and we should give up.
+ */
+ while (kill(childpid, 0) != -1)
+ sleep(1);
+ exit(0);
+ }
+ setsid ();
+ umask (007);
+ printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
+
+ signal(SIGTERM, InspIRCd::Exit);
+
+ rlimit rl;
+ if (getrlimit(RLIMIT_CORE, &rl) == -1)
+ {
+ this->Log(DEFAULT,"Failed to getrlimit()!");
+ return false;
+ }
+ else
+ {
+ rl.rlim_cur = rl.rlim_max;
+ if (setrlimit(RLIMIT_CORE, &rl) == -1)
+ this->Log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
+ }
+
+ return true;
+#endif
+}
+
+void InspIRCd::WritePID(const std::string &filename)
+{
+ std::string fname = (filename.empty() ? "inspircd.pid" : filename);
+ if (*(fname.begin()) != '/')
+ {
+ std::string::size_type pos;
+ std::string confpath = this->ConfigFileName;
+ if ((pos = confpath.rfind("/")) != std::string::npos)
+ {
+ /* Leaves us with just the path */
+ fname = confpath.substr(0, pos) + std::string("/") + fname;
+ }
+ }
+ std::ofstream outfile(fname.c_str());
+ if (outfile.is_open())
+ {
+ outfile << getpid();
+ outfile.close();
+ }
+ else
+ {
+ printf("Failed to write PID-file '%s', exiting.\n",fname.c_str());
+ this->Log(DEFAULT,"Failed to write PID-file '%s', exiting.",fname.c_str());
+ Exit(EXIT_STATUS_PID);
+ }
+}
+
+std::string InspIRCd::GetRevision()
+{
+ return REVISION;
+}
+
+InspIRCd::InspIRCd(int argc, char** argv)
+ : ModCount(-1), GlobalCulls(this)
+{
+ int found_ports = 0;
+ FailedPortList pl;
+ int do_version = 0, do_nofork = 0, do_debug = 0, do_nolog = 0, do_root = 0; /* flag variables */
+ char c = 0;
+
+ modules.resize(255);
+ factory.resize(255);
+ memset(&server, 0, sizeof(server));
+ memset(&client, 0, sizeof(client));
+
+ this->unregistered_count = 0;
+
+ this->clientlist = new user_hash();
+ this->chanlist = new chan_hash();
+
+ this->Config = new ServerConfig(this);
+
+ this->Config->argv = argv;
+ this->Config->argc = argc;
+
+ chdir(Config->GetFullProgDir().c_str());
+
+ this->Config->opertypes.clear();
+ this->Config->operclass.clear();
+ this->SNO = new SnomaskManager(this);
+ this->TIME = this->OLDTIME = this->startup_time = time(NULL);
+ this->time_delta = 0;
+ this->next_call = this->TIME + 3;
+ srand(this->TIME);
+
+ *this->LogFileName = 0;
+ strlcpy(this->ConfigFileName, CONFIG_FILE, MAXBUF);
+
+ struct option longopts[] =
+ {
+ { "nofork", no_argument, &do_nofork, 1 },
+ { "logfile", required_argument, NULL, 'f' },
+ { "config", required_argument, NULL, 'c' },
+ { "debug", no_argument, &do_debug, 1 },
+ { "nolog", no_argument, &do_nolog, 1 },
+ { "runasroot", no_argument, &do_root, 1 },
+ { "version", no_argument, &do_version, 1 },
+ { 0, 0, 0, 0 }
+ };
+
+ while ((c = getopt_long_only(argc, argv, ":f:", longopts, NULL)) != -1)
+ {
+ switch (c)
+ {
+ case 'f':
+ /* Log filename was set */
+ strlcpy(LogFileName, optarg, MAXBUF);
+ break;
+ case 'c':
+ /* Config filename was set */
+ strlcpy(ConfigFileName, optarg, MAXBUF);
+ break;
+ case 0:
+ /* getopt_long_only() set an int variable, just keep going */
+ break;
+ default:
+ /* Unknown parameter! DANGER, INTRUDER.... err.... yeah. */
+ printf("Usage: %s [--nofork] [--nolog] [--debug] [--logfile <filename>] [--runasroot] [--version] [--config <config>]\n", argv[0]);
+ Exit(EXIT_STATUS_ARGV);
+ break;
+ }
+ }
+
+ if (do_version)
+ {
+ printf("\n%s r%s\n", VERSION, REVISION);
+ Exit(EXIT_STATUS_NOERROR);
+ }
+
+#ifdef WIN32
+
+ // Handle forking
+ if(!do_nofork && !owner_processid)
+ {
+ DWORD ExitCode = WindowsForkStart(this);
+ if(ExitCode)
+ Exit(ExitCode);
+ }
+
+ // Set up winsock
+ WSADATA wsadata;
+ WSAStartup(MAKEWORD(2,0), &wsadata);
+
+#endif
+ if (!ServerConfig::FileExists(this->ConfigFileName))
+ {
+ printf("ERROR: Cannot open config file: %s\nExiting...\n", this->ConfigFileName);
+ this->Log(DEFAULT,"Unable to open config file %s", this->ConfigFileName);
+ Exit(EXIT_STATUS_CONFIG);
+ }
+
+ this->Start();
+
+ /* Set the finished argument values */
+ Config->nofork = do_nofork;
+ Config->forcedebug = do_debug;
+ Config->writelog = !do_nolog;
+
+ strlcpy(Config->MyExecutable,argv[0],MAXBUF);
+
+ this->OpenLog(argv, argc);
+
+ this->stats = new serverstats();
+ this->Timers = new TimerManager(this);
+ this->Parser = new CommandParser(this);
+ this->XLines = new XLineManager(this);
+ Config->ClearStack();
+ Config->Read(true, NULL);
+
+ if (!do_root)
+ this->CheckRoot();
+ else
+ {
+ printf("* WARNING * WARNING * WARNING * WARNING * WARNING * \n\n");
+ printf("YOU ARE RUNNING INSPIRCD AS ROOT. THIS IS UNSUPPORTED\n");
+ printf("AND IF YOU ARE HACKED, CRACKED, SPINDLED OR MUTILATED\n");
+ printf("OR ANYTHING ELSE UNEXPECTED HAPPENS TO YOU OR YOUR\n");
+ printf("SERVER, THEN IT IS YOUR OWN FAULT. IF YOU DID NOT MEAN\n");
+ printf("TO START INSPIRCD AS ROOT, HIT CTRL+C NOW AND RESTART\n");
+ printf("THE PROGRAM AS A NORMAL USER. YOU HAVE BEEN WARNED!\n");
+ printf("\nInspIRCd starting in 20 seconds, ctrl+c to abort...\n");
+ sleep(20);
+ }
+
+ this->SetSignals();
+
+ if (!Config->nofork)
+ {
+ if (!this->DaemonSeed())
+ {
+ printf("ERROR: could not go into daemon mode. Shutting down.\n");
+ Log(DEFAULT,"ERROR: could not go into daemon mode. Shutting down.");
+ Exit(EXIT_STATUS_FORK);
+ }
+ }
+
+
+ /* Because of limitations in kqueue on freebsd, we must fork BEFORE we
+ * initialize the socket engine.
+ */
+ SocketEngineFactory* SEF = new SocketEngineFactory();
+ SE = SEF->Create(this);
+ delete SEF;
+
+ this->Modes = new ModeParser(this);
+ this->AddServerName(Config->ServerName);
+ CheckDie();
+ int bounditems = BindPorts(true, found_ports, pl);
+
+ for(int t = 0; t < 255; t++)
+ Config->global_implementation[t] = 0;
+
+ memset(&Config->implement_lists,0,sizeof(Config->implement_lists));
+
+ printf("\n");
+
+ this->Res = new DNS(this);
+
+ this->LoadAllModules();
+ /* Just in case no modules were loaded - fix for bug #101 */
+ this->BuildISupport();
+ InitializeDisabledCommands(Config->DisabledCommands, this);
+
+ if ((Config->ports.size() == 0) && (found_ports > 0))
+ {
+ printf("\nERROR: I couldn't bind any ports! Are you sure you didn't start InspIRCd twice?\n");
+ Log(DEFAULT,"ERROR: I couldn't bind any ports! Are you sure you didn't start InspIRCd twice?");
+ Exit(EXIT_STATUS_BIND);
+ }
+
+ if (Config->ports.size() != (unsigned int)found_ports)
+ {
+ printf("\nWARNING: Not all your client ports could be bound --\nstarting anyway with %d of %d client ports bound.\n\n", bounditems, found_ports);
+ printf("The following port(s) failed to bind:\n");
+ int j = 1;
+ for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
+ {
+ printf("%d.\tIP: %s\tPort: %lu\n", j, i->first.empty() ? "<all>" : i->first.c_str(), (unsigned long)i->second);
+ }
+ }
+#ifndef WINDOWS
+ if (!Config->nofork)
+ {
+ if (kill(getppid(), SIGTERM) == -1)
+ {
+ printf("Error killing parent process: %s\n",strerror(errno));
+ Log(DEFAULT,"Error killing parent process: %s",strerror(errno));
+ }
+ }
+
+ if (isatty(0) && isatty(1) && isatty(2))
+ {
+ /* We didn't start from a TTY, we must have started from a background process -
+ * e.g. we are restarting, or being launched by cron. Dont kill parent, and dont
+ * close stdin/stdout
+ */
+ if (!do_nofork)
+ {
+ fclose(stdin);
+ fclose(stderr);
+ fclose(stdout);
+ }
+ else
+ {
+ Log(DEFAULT,"Keeping pseudo-tty open as we are running in the foreground.");
+ }
+ }
+#else
+ InitIPC();
+ if(!Config->nofork)
+ {
+ WindowsForkKillOwner(this);
+ FreeConsole();
+ }
+#endif
+ printf("\nInspIRCd is now running!\n");
+ Log(DEFAULT,"Startup complete.");
+
+ this->WritePID(Config->PID);
+}
+
+std::string InspIRCd::GetVersionString()
+{
+ char versiondata[MAXBUF];
+ char dnsengine[] = "singlethread-object";
+
+ if (*Config->CustomVersion)
+ {
+ snprintf(versiondata,MAXBUF,"%s %s :%s",VERSION,Config->ServerName,Config->CustomVersion);
+ }
+ else
+ {
+ snprintf(versiondata,MAXBUF,"%s %s :%s [FLAGS=%s,%s,%s]",VERSION,Config->ServerName,SYSTEM,REVISION,SE->GetName().c_str(),dnsengine);
+ }
+ return versiondata;
+}
+
+char* InspIRCd::ModuleError()
+{
+ return MODERR;
+}
+
+void InspIRCd::EraseFactory(int j)
+{
+ int v = 0;
+ for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
+ {
+ if (v == j)
+ {
+ delete *t;
+ factory.erase(t);
+ factory.push_back(NULL);
+ return;
+ }
+ v++;
+ }
+}
+
+void InspIRCd::EraseModule(int j)
+{
+ int v1 = 0;
+ for (ModuleList::iterator m = modules.begin(); m!= modules.end(); m++)
+ {
+ if (v1 == j)
+ {
+ DELETE(*m);
+ modules.erase(m);
+ modules.push_back(NULL);
+ break;
+ }
+ v1++;
+ }
+ int v2 = 0;
+ for (std::vector<std::string>::iterator v = Config->module_names.begin(); v != Config->module_names.end(); v++)
+ {
+ if (v2 == j)
+ {
+ Config->module_names.erase(v);
+ break;
+ }
+ v2++;
+ }
+
+}
+
+void InspIRCd::MoveTo(std::string modulename,int slot)
+{
+ unsigned int v2 = 256;
+ for (unsigned int v = 0; v < Config->module_names.size(); v++)
+ {
+ if (Config->module_names[v] == modulename)
+ {
+ // found an instance, swap it with the item at the end
+ v2 = v;
+ break;
+ }
+ }
+ if ((v2 != (unsigned int)slot) && (v2 < 256))
+ {
+ // Swap the module names over
+ Config->module_names[v2] = Config->module_names[slot];
+ Config->module_names[slot] = modulename;
+ // now swap the module factories
+ ircd_module* temp = factory[v2];
+ factory[v2] = factory[slot];
+ factory[slot] = temp;
+ // now swap the module objects
+ Module* temp_module = modules[v2];
+ modules[v2] = modules[slot];
+ modules[slot] = temp_module;
+ // now swap the implement lists (we dont
+ // need to swap the global or recount it)
+ for (int n = 0; n < 255; n++)
+ {
+ char x = Config->implement_lists[v2][n];
+ Config->implement_lists[v2][n] = Config->implement_lists[slot][n];
+ Config->implement_lists[slot][n] = x;
+ }
+ }
+}
+
+void InspIRCd::MoveAfter(std::string modulename, std::string after)
+{
+ for (unsigned int v = 0; v < Config->module_names.size(); v++)
+ {
+ if (Config->module_names[v] == after)
+ {
+ MoveTo(modulename, v);
+ return;
+ }
+ }
+}
+
+void InspIRCd::MoveBefore(std::string modulename, std::string before)
+{
+ for (unsigned int v = 0; v < Config->module_names.size(); v++)
+ {
+ if (Config->module_names[v] == before)
+ {
+ if (v > 0)
+ {
+ MoveTo(modulename, v-1);
+ }
+ else
+ {
+ MoveTo(modulename, v);
+ }
+ return;
+ }
+ }
+}
+
+void InspIRCd::MoveToFirst(std::string modulename)
+{
+ MoveTo(modulename,0);
+}
+
+void InspIRCd::MoveToLast(std::string modulename)
+{
+ MoveTo(modulename,this->GetModuleCount());
+}
+
+void InspIRCd::BuildISupport()
+{
+ // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
+ std::stringstream v;
+ v << "WALLCHOPS WALLVOICES MODES=" << MAXMODES-1 << " CHANTYPES=# PREFIX=" << this->Modes->BuildPrefixes() << " MAP MAXCHANNELS=" << Config->MaxChans << " MAXBANS=60 VBANLIST NICKLEN=" << NICKMAX-1;
+ v << " CASEMAPPING=rfc1459 STATUSMSG=@%+ CHARSET=ascii TOPICLEN=" << MAXTOPIC << " KICKLEN=" << MAXKICK << " MAXTARGETS=" << Config->MaxTargets << " AWAYLEN=";
+ v << MAXAWAY << " CHANMODES=" << this->Modes->ChanModes() << " FNC NETWORK=" << Config->Network << " MAXPARA=32 ELIST=MU";
+ Config->data005 = v.str();
+ FOREACH_MOD_I(this,I_On005Numeric,On005Numeric(Config->data005));
+ Config->Update005();
+}
+
+bool InspIRCd::UnloadModule(const char* filename)
+{
+ std::string filename_str = filename;
+ for (unsigned int j = 0; j != Config->module_names.size(); j++)
+ {
+ if (Config->module_names[j] == filename_str)
+ {
+ if (modules[j]->GetVersion().Flags & VF_STATIC)
+ {
+ this->Log(DEFAULT,"Failed to unload STATIC module %s",filename);
+ snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
+ return false;
+ }
+ std::pair<int,std::string> intercount = GetInterfaceInstanceCount(modules[j]);
+ if (intercount.first > 0)
+ {
+ this->Log(DEFAULT,"Failed to unload module %s, being used by %d other(s) via interface '%s'",filename, intercount.first, intercount.second.c_str());
+ snprintf(MODERR,MAXBUF,"Module not unloadable (Still in use by %d other module%s which %s using its interface '%s') -- unload dependent modules first!",
+ intercount.first,
+ intercount.first > 1 ? "s" : "",
+ intercount.first > 1 ? "are" : "is",
+ intercount.second.c_str());
+ return false;
+ }
+ /* Give the module a chance to tidy out all its metadata */
+ for (chan_hash::iterator c = this->chanlist->begin(); c != this->chanlist->end(); c++)
+ {
+ modules[j]->OnCleanup(TYPE_CHANNEL,c->second);
+ }
+ for (user_hash::iterator u = this->clientlist->begin(); u != this->clientlist->end(); u++)
+ {
+ modules[j]->OnCleanup(TYPE_USER,u->second);
+ }
+
+ /* Tidy up any dangling resolvers */
+ this->Res->CleanResolvers(modules[j]);
+
+ FOREACH_MOD_I(this,I_OnUnloadModule,OnUnloadModule(modules[j],Config->module_names[j]));
+
+ for(int t = 0; t < 255; t++)
+ {
+ Config->global_implementation[t] -= Config->implement_lists[j][t];
+ }
+
+ /* We have to renumber implement_lists after unload because the module numbers change!
+ */
+ for(int j2 = j; j2 < 254; j2++)
+ {
+ for(int t = 0; t < 255; t++)
+ {
+ Config->implement_lists[j2][t] = Config->implement_lists[j2+1][t];
+ }
+ }
+
+ // found the module
+ Parser->RemoveCommands(filename);
+ this->EraseModule(j);
+ this->EraseFactory(j);
+ this->Log(DEFAULT,"Module %s unloaded",filename);
+ this->ModCount--;
+ BuildISupport();
+ return true;
+ }
+ }
+ this->Log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
+ snprintf(MODERR,MAXBUF,"Module not loaded");
+ return false;
+}
+
+bool InspIRCd::LoadModule(const char* filename)
+{
+ /* Do we have a glob pattern in the filename?
+ * The user wants to load multiple modules which
+ * match the pattern.
+ */
+ if (strchr(filename,'*') || (strchr(filename,'?')))
+ {
+ int n_match = 0;
+ DIR* library = opendir(Config->ModPath);
+ if (library)
+ {
+ /* Try and locate and load all modules matching the pattern */
+ dirent* entry = NULL;
+ while ((entry = readdir(library)))
+ {
+ if (this->MatchText(entry->d_name, filename))
+ {
+ if (!this->LoadModule(entry->d_name))
+ n_match++;
+ }
+ }
+ closedir(library);
+ }
+ /* Loadmodule will now return false if any one of the modules failed
+ * to load (but wont abort when it encounters a bad one) and when 1 or
+ * more modules were actually loaded.
+ */
+ return (n_match > 0);
+ }
+
+ char modfile[MAXBUF];
+ snprintf(modfile,MAXBUF,"%s/%s",Config->ModPath,filename);
+ std::string filename_str = filename;
+
+ if (!ServerConfig::DirValid(modfile))
+ {
+ this->Log(DEFAULT,"Module %s is not within the modules directory.",modfile);
+ snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
+ return false;
+ }
+ if (ServerConfig::FileExists(modfile))
+ {
+
+ for (unsigned int j = 0; j < Config->module_names.size(); j++)
+ {
+ if (Config->module_names[j] == filename_str)
+ {
+ this->Log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
+ snprintf(MODERR,MAXBUF,"Module already loaded");
+ return false;
+ }
+ }
+ Module* m = NULL;
+ ircd_module* a = NULL;
+ try
+ {
+ a = new ircd_module(this, modfile);
+ factory[this->ModCount+1] = a;
+ if (factory[this->ModCount+1]->LastError())
+ {
+ this->Log(DEFAULT,"Unable to load %s: %s",modfile,factory[this->ModCount+1]->LastError());
+ snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[this->ModCount+1]->LastError());
+ return false;
+ }
+ if ((long)factory[this->ModCount+1]->factory != -1)
+ {
+ m = factory[this->ModCount+1]->factory->CreateModule(this);
+
+ Version v = m->GetVersion();
+
+ if (v.API != API_VERSION)
+ {
+ delete m;
+ this->Log(DEFAULT,"Unable to load %s: Incorrect module API version: %d (our version: %d)",modfile,v.API,API_VERSION);
+ snprintf(MODERR,MAXBUF,"Loader/Linker error: Incorrect module API version: %d (our version: %d)",v.API,API_VERSION);
+ return false;
+ }
+ else
+ {
+ this->Log(DEFAULT,"New module introduced: %s (API version %d, Module version %d.%d.%d.%d)%s", filename, v.API, v.Major, v.Minor, v.Revision, v.Build, (!(v.Flags & VF_VENDOR) ? " [3rd Party]" : " [Vendor]"));
+ }
+
+ modules[this->ModCount+1] = m;
+ /* save the module and the module's classfactory, if
+ * this isnt done, random crashes can occur :/ */
+ Config->module_names.push_back(filename);
+
+ char* x = &Config->implement_lists[this->ModCount+1][0];
+ for(int t = 0; t < 255; t++)
+ x[t] = 0;
+
+ modules[this->ModCount+1]->Implements(x);
+
+ for(int t = 0; t < 255; t++)
+ Config->global_implementation[t] += Config->implement_lists[this->ModCount+1][t];
+ }
+ else
+ {
+ this->Log(DEFAULT,"Unable to load %s",modfile);
+ snprintf(MODERR,MAXBUF,"Factory function failed: Probably missing init_module() entrypoint.");
+ return false;
+ }
+ }
+ catch (CoreException& modexcept)
+ {
+ this->Log(DEFAULT,"Unable to load %s: %s",modfile,modexcept.GetReason());
+ snprintf(MODERR,MAXBUF,"Factory function of %s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
+ return false;
+ }
+ }
+ else
+ {
+ this->Log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
+ snprintf(MODERR,MAXBUF,"Module file could not be found");
+ return false;
+ }
+ this->ModCount++;
+ FOREACH_MOD_I(this,I_OnLoadModule,OnLoadModule(modules[this->ModCount],filename_str));
+ // now work out which modules, if any, want to move to the back of the queue,
+ // and if they do, move them there.
+ std::vector<std::string> put_to_back;
+ std::vector<std::string> put_to_front;
+ std::map<std::string,std::string> put_before;
+ std::map<std::string,std::string> put_after;
+ for (unsigned int j = 0; j < Config->module_names.size(); j++)
+ {
+ if (modules[j]->Prioritize() == PRIORITY_LAST)
+ put_to_back.push_back(Config->module_names[j]);
+ else if (modules[j]->Prioritize() == PRIORITY_FIRST)
+ put_to_front.push_back(Config->module_names[j]);
+ else if ((modules[j]->Prioritize() & 0xFF) == PRIORITY_BEFORE)
+ put_before[Config->module_names[j]] = Config->module_names[modules[j]->Prioritize() >> 8];
+ else if ((modules[j]->Prioritize() & 0xFF) == PRIORITY_AFTER)
+ put_after[Config->module_names[j]] = Config->module_names[modules[j]->Prioritize() >> 8];
+ }
+ for (unsigned int j = 0; j < put_to_back.size(); j++)
+ MoveToLast(put_to_back[j]);
+ for (unsigned int j = 0; j < put_to_front.size(); j++)
+ MoveToFirst(put_to_front[j]);
+ for (std::map<std::string,std::string>::iterator j = put_before.begin(); j != put_before.end(); j++)
+ MoveBefore(j->first,j->second);
+ for (std::map<std::string,std::string>::iterator j = put_after.begin(); j != put_after.end(); j++)
+ MoveAfter(j->first,j->second);
+ BuildISupport();
+ return true;
+}
+
+void InspIRCd::DoOneIteration(bool process_module_sockets)
+{
+#ifndef WIN32
+ static rusage ru;
+#else
+ static time_t uptime;
+ static struct tm * stime;
+ static char window_title[100];
+#endif
+
+ /* time() seems to be a pretty expensive syscall, so avoid calling it too much.
+ * Once per loop iteration is pleanty.
+ */
+ OLDTIME = TIME;
+ TIME = time(NULL);
+
+ /* Run background module timers every few seconds
+ * (the docs say modules shouldnt rely on accurate
+ * timing using this event, so we dont have to
+ * time this exactly).
+ */
+ if (TIME != OLDTIME)
+ {
+ if (TIME < OLDTIME)
+ WriteOpers("*** \002EH?!\002 -- Time is flowing BACKWARDS in this dimension! Clock drifted backwards %d secs.",abs(OLDTIME-TIME));
+ if ((TIME % 3600) == 0)
+ {
+ this->RehashUsersAndChans();
+ FOREACH_MOD_I(this, I_OnGarbageCollect, OnGarbageCollect());
+ }
+ Timers->TickTimers(TIME);
+ this->DoBackgroundUserStuff(TIME);
+
+ if ((TIME % 5) == 0)
+ {
+ XLines->expire_lines();
+ FOREACH_MOD_I(this,I_OnBackgroundTimer,OnBackgroundTimer(TIME));
+ Timers->TickMissedTimers(TIME);
+ }
+#ifndef WIN32
+ /* Same change as in cmd_stats.cpp, use RUSAGE_SELF rather than '0' -- Om */
+ if (!getrusage(RUSAGE_SELF, &ru))
+ {
+ gettimeofday(&this->stats->LastSampled, NULL);
+ this->stats->LastCPU = ru.ru_utime;
+ }
+#else
+ CheckIPC(this);
+
+ if(Config->nofork)
+ {
+ uptime = Time() - startup_time;
+ stime = gmtime(&uptime);
+ snprintf(window_title, 100, "InspIRCd - %u clients, %u accepted connections - Up %u days, %.2u:%.2u:%.2u",
+ LocalUserCount(), stats->statsAccept, stime->tm_yday, stime->tm_hour, stime->tm_min, stime->tm_sec);
+ SetConsoleTitle(window_title);
+ }
+#endif
+ }
+
+ /* Call the socket engine to wait on the active
+ * file descriptors. The socket engine has everything's
+ * descriptors in its list... dns, modules, users,
+ * servers... so its nice and easy, just one call.
+ * This will cause any read or write events to be
+ * dispatched to their handlers.
+ */
+ SE->DispatchEvents();
+
+ /* if any users was quit, take them out */
+ GlobalCulls.Apply();
+
+ /* If any inspsockets closed, remove them */
+ for (std::map<InspSocket*,InspSocket*>::iterator x = SocketCull.begin(); x != SocketCull.end(); ++x)
+ {
+ SE->DelFd(x->second);
+ x->second->Close();
+ delete x->second;
+ }
+ SocketCull.clear();
+}
+
+int InspIRCd::Run()
+{
+ while (true)
+ {
+ DoOneIteration(true);
+ }
+ /* This is never reached -- we hope! */
+ return 0;
+}
+
+/**********************************************************************************/
+
+/**
+ * An ircd in four lines! bwahahaha. ahahahahaha. ahahah *cough*.
+ */
+
+int main(int argc, char** argv)
+{
+ SI = new InspIRCd(argc, argv);
+ SI->Run();
+ delete SI;
+ return 0;
+}
+
+/* this returns true when all modules are satisfied that the user should be allowed onto the irc server
+ * (until this returns true, a user will block in the waiting state, waiting to connect up to the
+ * registration timeout maximum seconds)
+ */
+bool InspIRCd::AllModulesReportReady(userrec* user)
+{
+ if (!Config->global_implementation[I_OnCheckReady])
+ return true;
+
+ for (int i = 0; i <= this->GetModuleCount(); i++)
+ {
+ if (Config->implement_lists[i][I_OnCheckReady])
+ {
+ int res = modules[i]->OnCheckReady(user);
+ if (!res)
+ return false;
+ }
+ }
+ return true;
+}
+
+int InspIRCd::GetModuleCount()
+{
+ return this->ModCount;
+}
+
+time_t InspIRCd::Time(bool delta)
+{
+ if (delta)
+ return TIME + time_delta;
+ return TIME;
+}
+
+int InspIRCd::SetTimeDelta(int delta)
+{
+ int old = time_delta;
+ time_delta = delta;
+ this->Log(DEBUG, "Time delta set to %d (was %d)", time_delta, old);
+ return old;
+}
+
+void InspIRCd::AddLocalClone(userrec* user)
+{
+ clonemap::iterator x = local_clones.find(user->GetIPString());
+ if (x != local_clones.end())
+ x->second++;
+ else
+ local_clones[user->GetIPString()] = 1;
+}
+
+void InspIRCd::AddGlobalClone(userrec* user)
+{
+ clonemap::iterator y = global_clones.find(user->GetIPString());
+ if (y != global_clones.end())
+ y->second++;
+ else
+ global_clones[user->GetIPString()] = 1;
+}
+
+int InspIRCd::GetTimeDelta()
+{
+ return time_delta;
+}
+
+bool FileLogger::Readable()
+{
+ return false;
+}
+
+void FileLogger::HandleEvent(EventType et, int errornum)
+{
+ this->WriteLogLine("");
+ if (log)
+ ServerInstance->SE->DelFd(this);
+}
+
+void FileLogger::WriteLogLine(const std::string &line)
+{
+ if (line.length())
+ buffer.append(line);
+
+ if (log)
+ {
+ int written = fprintf(log,"%s",buffer.c_str());
+#ifdef WINDOWS
+ buffer.clear();
+#else
+ if ((written >= 0) && (written < (int)buffer.length()))
+ {
+ buffer.erase(0, buffer.length());
+ ServerInstance->SE->AddFd(this);
+ }
+ else if (written == -1)
+ {
+ if (errno == EAGAIN)
+ ServerInstance->SE->AddFd(this);
+ }
+ else
+ {
+ /* Wrote the whole buffer, and no need for write callback */
+ buffer.clear();
+ }
+#endif
+ if (writeops++ % 20)
+ {
+ fflush(log);
+ }
+ }
+}
+
+void FileLogger::Close()
+{
+ if (log)
+ {
+ /* Burlex: Windows assumes nonblocking on FILE* pointers anyway, and also "file" fd's aren't the same
+ * as socket fd's. */
+#ifndef WIN32
+ int flags = fcntl(fileno(log), F_GETFL, 0);
+ fcntl(fileno(log), F_SETFL, flags ^ O_NONBLOCK);
+#endif
+ if (buffer.size())
+ fprintf(log,"%s",buffer.c_str());
+
+#ifndef WINDOWS
+ ServerInstance->SE->DelFd(this);
+#endif
+
+ fflush(log);
+ fclose(log);
+ }
+
+ buffer.clear();
+}
+
+FileLogger::FileLogger(InspIRCd* Instance, FILE* logfile) : ServerInstance(Instance), log(logfile), writeops(0)
+{
+ if (log)
+ {
+ irc::sockets::NonBlocking(fileno(log));
+ this->SetFd(fileno(log));
+ buffer.clear();
+ }
+}
+
+FileLogger::~FileLogger()
+{
+ this->Close();
+}
+
projects / user / henk / code / inspircd.git / blobdiff