]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/inspircd.cpp
Convert LocalUserList to an intrusively linked list
[user/henk/code/inspircd.git] / src / inspircd.cpp
index fe33045692ede0004cedd1c8fcdb33cb94f2c6ab..12962d92d6391dcd8b3033477adbe22f58ce2547 100644 (file)
@@ -26,7 +26,6 @@
  */
 
 
-/* $Core */
 #include "inspircd.h"
 #include <signal.h>
 
@@ -77,26 +76,17 @@ unsigned const char *national_case_insensitive_map = rfc_case_insensitive_map;
  */
 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 */
-               "Bad command handler loaded", /* 16 */
-               "RegisterServiceCtrlHandler failed", /* 17 */
-               "UpdateSCMStatus failed", /* 18 */
-               "CreateEvent failed" /* 19 */
+               "No error",                                                             // 0
+               "DIE command",                                                  // 1
+               "Config file error",                                    // 2
+               "Logfile error",                                                // 3
+               "POSIX fork failed",                                    // 4
+               "Bad commandline parameters",                   // 5
+               "Can't write PID file",                                 // 6
+               "SocketEngine could not initialize",    // 7
+               "Refusing to start up as root",                 // 8
+               "Couldn't load module on startup",              // 9
+               "Received SIGTERM"                                              // 10
 };
 
 template<typename T> static void DeleteZero(T*&n)
@@ -108,21 +98,18 @@ template<typename T> static void DeleteZero(T*&n)
 
 void InspIRCd::Cleanup()
 {
+       // Close all listening sockets
        for (unsigned int i = 0; i < ports.size(); i++)
        {
-               /* This calls the constructor and closes the listening socket */
                ports[i]->cull();
                delete ports[i];
        }
        ports.clear();
 
        /* Close all client sockets, or the new process inherits them */
-       LocalUserList::reverse_iterator i = Users->local_users.rbegin();
-       while (i != this->Users->local_users.rend())
-       {
-               User* u = *i++;
-               Users->QuitUser(u, "Server shutdown");
-       }
+       LocalUserList& list = Users->local_users;
+       for (LocalUserList::iterator i = list.begin(); i != list.end(); ++i)
+               Users->QuitUser(*i, "Server shutdown");
 
        GlobalCulls.Apply();
        Modules->UnloadAll();
@@ -130,7 +117,10 @@ void InspIRCd::Cleanup()
        /* Delete objects dynamically allocated in constructor (destructor would be more appropriate, but we're likely exiting) */
        /* Must be deleted before modes as it decrements modelines */
        if (FakeClient)
+       {
+               delete FakeClient->server;
                FakeClient->cull();
+       }
        DeleteZero(this->FakeClient);
        DeleteZero(this->Users);
        DeleteZero(this->Modes);
@@ -146,40 +136,10 @@ void InspIRCd::Cleanup()
        DeleteZero(this->Threads);
        DeleteZero(this->Timers);
        DeleteZero(this->SE);
-       /* Close logging */
-       this->Logs->CloseLogs();
+       Logs->CloseLogs();
        DeleteZero(this->Logs);
 }
 
-void InspIRCd::Restart(const std::string &reason)
-{
-       /* SendError flushes each client's queue,
-        * regardless of writeability state
-        */
-       this->SendError(reason);
-
-       /* Figure out our filename (if theyve renamed it, we're boned) */
-       std::string me;
-
-       char** argv = Config->cmdline.argv;
-
-#ifdef _WIN32
-       char module[MAX_PATH];
-       if (GetModuleFileNameA(NULL, module, MAX_PATH))
-               me = module;
-#else
-       me = argv[0];
-#endif
-
-       this->Cleanup();
-
-       if (execv(me.c_str(), argv) == -1)
-       {
-               /* Will raise a SIGABRT if not trapped */
-               throw CoreException(std::string("Failed to execv()! error: ") + strerror(errno));
-       }
-}
-
 void InspIRCd::SetSignals()
 {
 #ifndef _WIN32
@@ -194,6 +154,12 @@ void InspIRCd::SetSignals()
 }
 
 void InspIRCd::QuickExit(int status)
+{
+       exit(status);
+}
+
+// Required for returning the proper value of EXIT_SUCCESS for the parent process
+static void VoidSignalHandler(int signalreceived)
 {
        exit(0);
 }
@@ -204,10 +170,11 @@ bool InspIRCd::DaemonSeed()
        std::cout << "InspIRCd Process ID: " << con_green << GetCurrentProcessId() << con_reset << std::endl;
        return true;
 #else
-       signal(SIGTERM, InspIRCd::QuickExit);
+       // Do not use QuickExit here: It will exit with status SIGTERM which would break e.g. daemon scripts
+       signal(SIGTERM, VoidSignalHandler);
 
-       int childpid;
-       if ((childpid = fork ()) < 0)
+       int childpid = fork();
+       if (childpid < 0)
                return false;
        else if (childpid > 0)
        {
@@ -247,7 +214,7 @@ void InspIRCd::WritePID(const std::string &filename)
 #ifndef _WIN32
        std::string fname(filename);
        if (fname.empty())
-               fname = DATA_PATH "/inspircd.pid";
+               fname = ServerInstance->Config->Paths.PrependData("inspircd.pid");
        std::ofstream outfile(fname.c_str());
        if (outfile.is_open())
        {
@@ -271,10 +238,9 @@ InspIRCd::InspIRCd(int argc, char** argv) :
          * THIS MUST MATCH THE ORDER OF DECLARATION OF THE FUNCTORS, e.g. the methods
          * themselves within the class.
          */
-        OperQuit("OperQuit", NULL),
+        OperQuit("operquit", NULL),
         GenRandom(&HandleGenRandom),
         IsChannel(&HandleIsChannel),
-        Rehash(&HandleRehash),
         IsNick(&HandleIsNick),
         IsIdent(&HandleIsIdent),
         OnCheckExemption(&HandleOnCheckExemption)
@@ -286,7 +252,6 @@ InspIRCd::InspIRCd(int argc, char** argv) :
        FailedPortList pl;
        int do_version = 0, do_nofork = 0, do_debug = 0,
            do_nolog = 0, do_root = 0, do_testsuite = 0;    /* flag variables */
-       int c = 0;
 
        // Initialize so that if we exit before proper initialization they're not deleted
        this->Logs = 0;
@@ -322,10 +287,6 @@ InspIRCd::InspIRCd(int argc, char** argv) :
        // Create base manager classes early, so nothing breaks
        this->Users = new UserManager;
 
-       this->Users->unregistered_count = 0;
-
-       this->Users->clientlist = new user_hash();
-       this->Users->uuidlist = new user_hash();
        this->chanlist = new chan_hash();
 
        this->Config = new ServerConfig;
@@ -373,6 +334,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
                { 0, 0, 0, 0 }
        };
 
+       int c;
        int index;
        while ((c = getopt_long(argc, argv, ":c:", longopts, &index)) != -1)
        {
@@ -380,7 +342,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
                {
                        case 'c':
                                /* Config filename was set */
-                               ConfigFileName = optarg;
+                               ConfigFileName = ServerInstance->Config->Paths.PrependConfig(optarg);
                        break;
                        case 0:
                                /* getopt_long_only() set an int variable, just keep going */
@@ -402,7 +364,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
        if (do_version)
        {
-               std::cout << std::endl << VERSION << " r" << REVISION << std::endl;
+               std::cout << std::endl << VERSION << " " << REVISION << std::endl;
                Exit(EXIT_STATUS_NOERROR);
        }
 
@@ -425,14 +387,14 @@ InspIRCd::InspIRCd(int argc, char** argv) :
                Logs->AddLogTypes("*", fls, true);
        }
 
-       if (!ServerConfig::FileExists(ConfigFileName.c_str()))
+       if (!FileSystem::FileExists(ConfigFileName))
        {
 #ifdef _WIN32
                /* Windows can (and defaults to) hide file extensions, so let's play a bit nice for windows users. */
                std::string txtconf = this->ConfigFileName;
                txtconf.append(".txt");
 
-               if (ServerConfig::FileExists(txtconf.c_str()))
+               if (FileSystem::FileExists(txtconf))
                {
                        ConfigFileName = txtconf;
                }
@@ -449,7 +411,8 @@ InspIRCd::InspIRCd(int argc, char** argv) :
        std::cout << con_green << "(C) InspIRCd Development Team." << con_reset << std::endl << std::endl;
        std::cout << "Developers:" << std::endl;
        std::cout << con_green << "\tBrain, FrostyCoolSlug, w00t, Om, Special, peavey" << std::endl;
-       std::cout << "\taquanight, psychon, dz, danieldg, jackmcbarn" << con_reset << std::endl << std::endl;
+       std::cout << "\taquanight, psychon, dz, danieldg, jackmcbarn" << std::endl;
+       std::cout << "\tAttila" << con_reset << std::endl << std::endl;
        std::cout << "Others:\t\t\t" << con_green << "See /INFO Output" << con_reset << std::endl;
 
        this->Modes = new ModeParser;
@@ -485,8 +448,8 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
        SE->RecoverFromFork();
 
-       /* During startup we don't actually initialize this
-        * in the thread engine.
+       /* During startup we read the configuration now, not in
+        * a seperate thread
         */
        this->Config->Read();
        this->Config->Apply(NULL, "");
@@ -500,11 +463,10 @@ InspIRCd::InspIRCd(int argc, char** argv) :
        // Initialize the UID generator with our sid
        this->UIDGen.init(Config->sid);
 
-       /* set up fake client again this time with the correct uid */
-       this->FakeClient = new FakeUser(Config->sid, Config->ServerName);
+       // Create the server user for this server
+       this->FakeClient = new FakeUser(Config->sid, Config->ServerName, Config->ServerDesc);
 
-       // Get XLine to do it's thing.
-       this->XLines->CheckELines();
+       // This is needed as all new XLines are marked pending until ApplyLines() is called
        this->XLines->ApplyLines();
 
        int bounditems = BindPorts(pl);
@@ -513,7 +475,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
        this->Modules->LoadAll();
 
-       /* Just in case no modules were loaded - fix for bug #101 */
+       // Build ISupport as ModuleManager::LoadAll() does not do it
        this->ISupport.Build();
        Config->ApplyDisabledCommands(Config->DisabledCommands);
 
@@ -600,7 +562,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
                if (ret == -1)
                {
-                       this->Logs->Log("SETGROUPS", LOG_DEFAULT, "setgroups() failed (wtf?): %s", strerror(errno));
+                       this->Logs->Log("STARTUP", LOG_DEFAULT, "setgroups() failed (wtf?): %s", strerror(errno));
                        this->QuickExit(0);
                }
 
@@ -612,7 +574,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
                if (!g)
                {
-                       this->Logs->Log("SETGUID", LOG_DEFAULT, "getgrnam() failed (bad user?): %s", strerror(errno));
+                       this->Logs->Log("STARTUP", LOG_DEFAULT, "getgrnam(%s) failed (wrong group?): %s", SetGroup.c_str(), strerror(errno));
                        this->QuickExit(0);
                }
 
@@ -620,7 +582,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
                if (ret == -1)
                {
-                       this->Logs->Log("SETGUID", LOG_DEFAULT, "setgid() failed (bad user?): %s", strerror(errno));
+                       this->Logs->Log("STARTUP", LOG_DEFAULT, "setgid() failed (wrong group?): %s", strerror(errno));
                        this->QuickExit(0);
                }
        }
@@ -635,7 +597,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
                if (!u)
                {
-                       this->Logs->Log("SETGUID", LOG_DEFAULT, "getpwnam() failed (bad user?): %s", strerror(errno));
+                       this->Logs->Log("STARTUP", LOG_DEFAULT, "getpwnam(%s) failed (wrong user?): %s", SetUser.c_str(), strerror(errno));
                        this->QuickExit(0);
                }
 
@@ -643,7 +605,7 @@ InspIRCd::InspIRCd(int argc, char** argv) :
 
                if (ret == -1)
                {
-                       this->Logs->Log("SETGUID", LOG_DEFAULT, "setuid() failed (bad user?): %s", strerror(errno));
+                       this->Logs->Log("STARTUP", LOG_DEFAULT, "setuid() failed (wrong user?): %s", strerror(errno));
                        this->QuickExit(0);
                }
        }
@@ -672,14 +634,14 @@ void InspIRCd::UpdateTime()
 #endif
 }
 
-int InspIRCd::Run()
+void InspIRCd::Run()
 {
        /* See if we're supposed to be running the test suite rather than entering the mainloop */
        if (Config->cmdline.TestSuite)
        {
                TestSuite* ts = new TestSuite;
                delete ts;
-               Exit(0);
+               return;
        }
 
        UpdateTime();
@@ -745,15 +707,15 @@ int InspIRCd::Run()
                        if ((TIME.tv_sec % 3600) == 0)
                        {
                                Users->GarbageCollect();
-                               FOREACH_MOD(I_OnGarbageCollect, OnGarbageCollect());
+                               FOREACH_MOD(OnGarbageCollect, ());
                        }
 
                        Timers->TickTimers(TIME.tv_sec);
-                       this->DoBackgroundUserStuff();
+                       Users->DoBackgroundUserStuff();
 
                        if ((TIME.tv_sec % 5) == 0)
                        {
-                               FOREACH_MOD(I_OnBackgroundTimer,OnBackgroundTimer(TIME.tv_sec));
+                               FOREACH_MOD(OnBackgroundTimer, (TIME.tv_sec));
                                SNO->FlushSnotices();
                        }
                }
@@ -778,21 +740,6 @@ int InspIRCd::Run()
                        s_signal = 0;
                }
        }
-
-       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(LocalUser* user)
-{
-       ModResult res;
-       FIRST_MOD_RESULT(OnCheckReady, res, (user));
-       return (res == MOD_RES_PASSTHRU);
 }
 
 sig_atomic_t InspIRCd::s_signal = 0;