X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Finspircd.cpp;h=632319ea366a56cbbd3ca371cac870d04f588927;hb=bfdf503e5204ba17479084e688a3605dbc9007a2;hp=670b244415a2d00f747a274598848e4310a56acb;hpb=37a53f1ac69315f1915aae67a447fb7b813e8217;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/inspircd.cpp b/src/inspircd.cpp index 670b24441..632319ea3 100644 --- a/src/inspircd.cpp +++ b/src/inspircd.cpp @@ -14,10 +14,21 @@ #include "inspircd.h" #include "configreader.h" #include + +#ifndef WIN32 #include +#include +#include +#include +#include +/* This is just to be completely certain that the change which fixed getrusage on RH7 doesn't break anything else -- Om */ +#ifndef RUSAGE_SELF +#define RUSAGE_SELF 0 +#endif +#endif + #include #include -#include #include "modules.h" #include "mode.h" #include "xline.h" @@ -27,9 +38,110 @@ #include "typedefs.h" #include "command_parse.h" #include "exitcodes.h" -#include -#include +#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; @@ -39,32 +151,64 @@ 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 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) { - if(find(servernames.begin(), servernames.end(), servername) == servernames.end()) - servernames.push_back(servername); /* Wasn't already there. */ + 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 iter = find(servernames.begin(), servernames.end(), servername); - - if(iter == servernames.end()) - { - AddServerName(servername); - iter = --servernames.end(); - } - - return iter->c_str(); + 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) { - return (find(servernames.begin(), servernames.end(), servername) != servernames.end()); + 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]) + ")"); @@ -78,13 +222,13 @@ void InspIRCd::Cleanup() std::vector mymodnames; int MyModCount = this->GetModuleCount(); - for (unsigned int i = 0; i < stats->BoundPortCount; i++) + for (unsigned int i = 0; i < Config->ports.size(); i++) { /* This calls the constructor and closes the listening socket */ - delete Config->openSockfd[i]; - Config->openSockfd[i] = NULL; + delete Config->ports[i]; } - stats->BoundPortCount = 0; + + Config->ports.clear(); /* Close all client sockets, or the new process inherits them */ for (std::vector::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++) @@ -112,6 +256,15 @@ void InspIRCd::Cleanup() /* 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) @@ -124,7 +277,15 @@ void InspIRCd::Restart(const std::string &reason) this->Cleanup(); /* Figure out our filename (if theyve renamed it, we're boned) */ - std::string me = Config->MyDir + "/inspircd"; + 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) { @@ -135,10 +296,10 @@ void InspIRCd::Restart(const std::string &reason) void InspIRCd::Start() { - printf("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__); - printf("(C) InspIRCd Development Team.\033[0m\n\n"); - printf("Developers:\t\t\033[1;32mBrain, FrostyCoolSlug, w00t, Om, Special, pippijn, peavey\033[0m\n"); - printf("Others:\t\t\t\033[1;32mSee /INFO Output\033[0m\n"); + 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) @@ -151,8 +312,8 @@ void InspIRCd::Rehash(int status) SI->Config->Read(false,NULL); SI->ResetMaxBans(); SI->Res->Rehash(); - SI->BuildISupport(); FOREACH_MOD_I(SI,I_OnRehash,OnRehash(NULL,"")); + SI->BuildISupport(); } void InspIRCd::ResetMaxBans() @@ -195,11 +356,13 @@ void InspIRCd::CloseLog() void InspIRCd::SetSignals() { +#ifndef WIN32 signal(SIGALRM, SIG_IGN); signal(SIGHUP, InspIRCd::Rehash); signal(SIGPIPE, SIG_IGN); - signal(SIGTERM, InspIRCd::Exit); signal(SIGCHLD, SIG_IGN); +#endif + signal(SIGTERM, InspIRCd::Exit); } void InspIRCd::QuickExit(int status) @@ -209,6 +372,10 @@ void InspIRCd::QuickExit(int status) 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; @@ -247,6 +414,7 @@ bool InspIRCd::DaemonSeed() } return true; +#endif } void InspIRCd::WritePID(const std::string &filename) @@ -282,7 +450,7 @@ std::string InspIRCd::GetRevision() } InspIRCd::InspIRCd(int argc, char** argv) - : ModCount(-1), duration_m(60), duration_h(60*60), duration_d(60*60*24), duration_w(60*60*24*7), duration_y(60*60*24*365), GlobalCulls(this) + : ModCount(-1), GlobalCulls(this) { int found_ports = 0; FailedPortList pl; @@ -291,6 +459,8 @@ InspIRCd::InspIRCd(int argc, char** argv) modules.resize(255); factory.resize(255); + memset(&server, 0, sizeof(server)); + memset(&client, 0, sizeof(client)); this->unregistered_count = 0; @@ -302,6 +472,8 @@ InspIRCd::InspIRCd(int argc, char** argv) 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); @@ -321,7 +493,7 @@ InspIRCd::InspIRCd(int argc, char** argv) { "debug", no_argument, &do_debug, 1 }, { "nolog", no_argument, &do_nolog, 1 }, { "runasroot", no_argument, &do_root, 1 }, - { "version", no_argument, &do_version, 1 }, + { "version", no_argument, &do_version, 1 }, { 0, 0, 0, 0 } }; @@ -332,12 +504,10 @@ InspIRCd::InspIRCd(int argc, char** argv) case 'f': /* Log filename was set */ strlcpy(LogFileName, optarg, MAXBUF); - printf("LOG: Setting logfile to %s\n", LogFileName); break; case 'c': /* Config filename was set */ strlcpy(ConfigFileName, optarg, MAXBUF); - printf("CONFIG: Setting config file to %s\n", ConfigFileName); break; case 0: /* getopt_long_only() set an int variable, just keep going */ @@ -356,6 +526,21 @@ InspIRCd::InspIRCd(int argc, char** argv) 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); @@ -373,6 +558,7 @@ InspIRCd::InspIRCd(int argc, char** argv) strlcpy(Config->MyExecutable,argv[0],MAXBUF); this->OpenLog(argv, argc); + this->stats = new serverstats(); this->Timers = new TimerManager(this); this->Parser = new CommandParser(this); @@ -395,18 +581,6 @@ InspIRCd::InspIRCd(int argc, char** argv) sleep(20); } - this->Modes = new ModeParser(this); - this->AddServerName(Config->ServerName); - CheckDie(); - InitializeDisabledCommands(Config->DisabledCommands, this); - stats->BoundPortCount = 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->SetSignals(); if (!Config->nofork) @@ -419,6 +593,7 @@ InspIRCd::InspIRCd(int argc, char** argv) } } + /* Because of limitations in kqueue on freebsd, we must fork BEFORE we * initialize the socket engine. */ @@ -426,43 +601,43 @@ InspIRCd::InspIRCd(int argc, char** argv) 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 ((stats->BoundPortCount == 0) && (found_ports > 0)) + 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 (stats->BoundPortCount != (unsigned int)found_ports) + if (Config->ports.size() != (unsigned int)found_ports) { - printf("\nWARNING: Not all your client ports could be bound --\nstarting anyway with %ld of %d client ports bound.\n\n", stats->BoundPortCount, found_ports); - printf("The following port%s failed to bind:\n", found_ports - stats->BoundPortCount != 1 ? "s" : ""); + 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() ? "" : i->first.c_str(), (unsigned long)i->second); } } - - /* Add the listening sockets used for client inbound connections - * to the socket engine - */ - for (unsigned long count = 0; count < stats->BoundPortCount; count++) - { - if (!SE->AddFd(Config->openSockfd[count])) - { - printf("\nEH? Could not add listener to socketengine. You screwed up, aborting.\n"); - Log(DEFAULT,"EH? Could not add listener to socketengine. You screwed up, aborting."); - Exit(EXIT_STATUS_INTERNAL); - } - } - +#ifndef WINDOWS if (!Config->nofork) { if (kill(getppid(), SIGTERM) == -1) @@ -478,11 +653,25 @@ InspIRCd::InspIRCd(int argc, char** argv) * e.g. we are restarting, or being launched by cron. Dont kill parent, and dont * close stdin/stdout */ - fclose(stdin); - fclose(stderr); - fclose(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."); @@ -545,8 +734,8 @@ void InspIRCd::EraseModule(int j) { if (v2 == j) { - Config->module_names.erase(v); - break; + Config->module_names.erase(v); + break; } v2++; } @@ -636,7 +825,7 @@ void InspIRCd::BuildISupport() 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"; + 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(); @@ -721,8 +910,8 @@ bool InspIRCd::LoadModule(const char* filename) { int n_match = 0; DIR* library = opendir(Config->ModPath); - if (library) - { + if (library) + { /* Try and locate and load all modules matching the pattern */ dirent* entry = NULL; while ((entry = readdir(library))) @@ -809,7 +998,7 @@ bool InspIRCd::LoadModule(const char* filename) } else { - this->Log(DEFAULT,"Unable to load %s",modfile); + this->Log(DEFAULT,"Unable to load %s",modfile); snprintf(MODERR,MAXBUF,"Factory function failed: Probably missing init_module() entrypoint."); return false; } @@ -860,7 +1049,13 @@ bool InspIRCd::LoadModule(const char* filename) 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. @@ -891,12 +1086,25 @@ void InspIRCd::DoOneIteration(bool process_module_sockets) FOREACH_MOD_I(this,I_OnBackgroundTimer,OnBackgroundTimer(TIME)); Timers->TickMissedTimers(TIME); } - - if (!getrusage(0, &ru)) +#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 @@ -921,26 +1129,6 @@ void InspIRCd::DoOneIteration(bool process_module_sockets) SocketCull.clear(); } -bool InspIRCd::IsIdent(const char* n) -{ - if (!n || !*n) - return false; - - for (char* i = (char*)n; *i; i++) - { - if ((*i >= 'A') && (*i <= '}')) - { - continue; - } - if (((*i >= '0') && (*i <= '9')) || (*i == '-') || (*i == '.')) - { - continue; - } - return false; - } - return true; -} - int InspIRCd::Run() { while (true) @@ -1049,6 +1237,9 @@ void FileLogger::WriteLogLine(const std::string &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()); @@ -1062,9 +1253,9 @@ void FileLogger::WriteLogLine(const std::string &line) else { /* Wrote the whole buffer, and no need for write callback */ - buffer = ""; + buffer.clear(); } - +#endif if (writeops++ % 20) { fflush(log); @@ -1076,18 +1267,24 @@ 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 = ""; + buffer.clear(); } FileLogger::FileLogger(InspIRCd* Instance, FILE* logfile) : ServerInstance(Instance), log(logfile), writeops(0) @@ -1096,7 +1293,7 @@ FileLogger::FileLogger(InspIRCd* Instance, FILE* logfile) : ServerInstance(Insta { irc::sockets::NonBlocking(fileno(log)); this->SetFd(fileno(log)); - buffer = ""; + buffer.clear(); } }