-/* +------------------------------------+
- * | 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();
-}
-
+/* +------------------------------------+
\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
projects / user / henk / code / inspircd.git / blobdiff