X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/ed144772874a7495b39abdf3bd9dbb0fe1c22fe8..1b2e8014ab6bc93d0ab0fe320ad3cfc8ed94ab81:/projects/stargazer/main.cpp diff --git a/projects/stargazer/main.cpp b/projects/stargazer/main.cpp index 5b4a06fc..702bfb86 100644 --- a/projects/stargazer/main.cpp +++ b/projects/stargazer/main.cpp @@ -18,101 +18,60 @@ * Author : Boris Mikhailenko */ - /* - $Revision: 1.124 $ - $Date: 2010/10/04 20:19:12 $ - $Author: faust $ - */ - -#include -#include -#include -#include -#include -#include // S_IRUSR -#include // create - -#include -#include -#include -#include // srandom, exit -#include -#include -#include -#include - -#include "stg/user.h" -#include "stg/common.h" -#include "stg/plugin.h" -#include "stg/logger.h" -#include "stg/scriptexecuter.h" -#include "stg/conffiles.h" -#include "stg/version.h" -#include "stg/pinger.h" -#include "stg_timer.h" -#include "settings_impl.h" +#include "store_loader.h" +#include "plugin_mgr.h" +#include "plugin_runner.h" #include "users_impl.h" #include "admins_impl.h" #include "tariffs_impl.h" #include "services_impl.h" #include "corps_impl.h" #include "traffcounter_impl.h" -#include "plugin_runner.h" -#include "store_loader.h" +#include "settings_impl.h" #include "pidfile.h" #include "eventloop.h" +#include "stg_timer.h" + +#include "stg/user.h" +#include "stg/common.h" +#include "stg/plugin.h" +#include "stg/logger.h" +#include "stg/scriptexecuter.h" +#include "stg/version.h" + +#include +#include +#include +#include +#include +#include +#include // srandom, exit -using namespace std; -uint32_t eip; +#include +#include +#include +#include +#include +#include // S_IRUSR +#include // create #ifdef DEBUG - #define MAIN_DEBUG (1) #define NO_DAEMON (1) #endif #define START_FILE "/._ST_ART_ED_" -static bool needRulesReloading = false; -static bool childExited = false; -//static pid_t executerPid; -set executersPid; -static pid_t stgChildPid; +namespace +{ +std::set executers; +void StartTimer(); +int StartScriptExecuter(char * procName, int msgKey, int * msgID); +int ForkAndWait(const std::string & confDir); +void KillExecuters(); //----------------------------------------------------------------------------- -bool StartModCmp(const PLUGIN_RUNNER & lhs, const PLUGIN_RUNNER & rhs) -{ -return lhs.GetStartPosition() < rhs.GetStartPosition(); -} -//----------------------------------------------------------------------------- -bool StopModCmp(const PLUGIN_RUNNER & lhs, const PLUGIN_RUNNER & rhs) -{ -return lhs.GetStopPosition() > rhs.GetStopPosition(); -} -//----------------------------------------------------------------------------- -class STG_STOPPER -{ -public: - STG_STOPPER() : nonstop(true) {} - bool GetStatus() const { return nonstop; } - #ifdef NO_DAEMON - void Stop(const char * __file__, int __line__) - #else - void Stop(const char *, int) - #endif - { - #ifdef NO_DAEMON - printfd(__FILE__, "Stg stopped at %s:%d\n", __file__, __line__); - #endif - nonstop = false; - } -private: - bool nonstop; -}; -//----------------------------------------------------------------------------- -STG_STOPPER nonstop; -//----------------------------------------------------------------------------- -static void StartTimer() +void StartTimer() { STG_LOGGER & WriteServLog = GetStgLogger(); @@ -129,186 +88,11 @@ else } } //----------------------------------------------------------------------------- -void CatchUSR1(int) -{ - -} -//----------------------------------------------------------------------------- -void CatchTERM(int sig) -{ -/* - *Function Name:CatchINT - *Parameters: sig_num - ÎÏÍÅÒ ÓÉÇÎÁÌÁ - *Description: ïÂÒÁÂÏÔÞÉË ÓÉÇÎÁÌÁ INT - *Returns: îÉÞÅÇÏ - */ -STG_LOGGER & WriteServLog = GetStgLogger(); -WriteServLog("Shutting down... %d", sig); - -//nonstop = false; -nonstop.Stop(__FILE__, __LINE__); - -struct sigaction newsa, oldsa; -sigset_t sigmask; - -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGTERM); -newsa.sa_handler = SIG_IGN; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGTERM, &newsa, &oldsa); - -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGINT); -newsa.sa_handler = SIG_IGN; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGINT, &newsa, &oldsa); -} -//----------------------------------------------------------------------------- -void CatchPIPE(int) -{ -STG_LOGGER & WriteServLog = GetStgLogger(); -WriteServLog("Broken pipe!"); -} -//----------------------------------------------------------------------------- -void CatchHUP(int) -{ -needRulesReloading = true; -} -//----------------------------------------------------------------------------- -void CatchCHLD(int) -{ -int status; -pid_t childPid; -childPid = waitpid(-1, &status, WNOHANG); - -set::iterator pid; -pid = executersPid.find(childPid); -if (pid != executersPid.end()) - { - executersPid.erase(pid); - if (executersPid.empty() && nonstop.GetStatus()) - { - nonstop.Stop(__FILE__, __LINE__); - } - } -if (childPid == stgChildPid) - { - childExited = true; - } -} -/*//----------------------------------------------------------------------------- -void CatchSEGV(int, siginfo_t *, void *) -{ -char fileName[50]; -sprintf(fileName, "/tmp/stg_segv.%d", getpid()); -FILE * f = fopen(fileName, "wt"); -if (f) - { - fprintf(f, "\nSignal info:\n~~~~~~~~~~~~\n"); - fprintf(f, "numb:\t %d (%d)\n", sinfo->si_signo, sig); - fprintf(f, "errn:\t %d\n", sinfo->si_errno); - fprintf(f, "code:\t %d ", sinfo->si_code); - - switch (sinfo->si_code) - { - case SEGV_MAPERR: - fprintf(f, "(SEGV_MAPERR - address not mapped to object)\n"); - break; - - case SEGV_ACCERR: - fprintf(f, "(SEGV_ACCERR - invalid permissions for mapped object)\n"); - break; - - default: - fprintf(f, "???\n"); - } - - fprintf(f, "addr:\t 0x%.8X\n", - (unsigned int)sinfo->si_addr); - - Dl_info dlinfo; - //asm("movl %eip, eip"); - if (dladdr((void*)CatchCHLD, &dlinfo)) - { - fprintf(f, "SEGV point: %s %s\n", dlinfo.dli_fname, dlinfo.dli_sname); - } - else - { - fprintf(f, "Cannot find SEGV point\n"); - } - - fclose(f); - } - -struct sigaction segv_action, segv_action_old; - -segv_action.sa_handler = SIG_DFL; -segv_action.sa_sigaction = NULL; -segv_action.sa_flags = SA_SIGINFO; -segv_action.sa_restorer = NULL; - -sigaction(SIGSEGV, &segv_action, &segv_action_old); -}*/ -//----------------------------------------------------------------------------- -static void SetSignalHandlers() -{ -struct sigaction newsa, oldsa; -sigset_t sigmask; -/////// -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGTERM); -newsa.sa_handler = CatchTERM; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGTERM, &newsa, &oldsa); -/////// -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGUSR1); -newsa.sa_handler = CatchUSR1; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGUSR1, &newsa, &oldsa); -/////// -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGINT); -newsa.sa_handler = CatchTERM; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGINT, &newsa, &oldsa); -////// -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGPIPE); -newsa.sa_handler = CatchPIPE; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGPIPE, &newsa, &oldsa); -////// -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGHUP); -newsa.sa_handler = CatchHUP; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGHUP, &newsa, &oldsa); -////// -sigemptyset(&sigmask); -sigaddset(&sigmask, SIGCHLD); -newsa.sa_handler = CatchCHLD; -newsa.sa_mask = sigmask; -newsa.sa_flags = 0; -sigaction(SIGCHLD, &newsa, &oldsa); - -/*newsa.sa_handler = NULL; -newsa.sa_sigaction = CatchSEGV; -newsa.sa_flags = SA_SIGINFO; -newsa.sa_restorer = NULL; -sigaction(SIGSEGV, &newsa, &oldsa);*/ - -return; -} -//----------------------------------------------------------------------------- -int StartScriptExecuter(char * procName, int msgKey, int * msgID, SETTINGS_IMPL * settings) +#if defined(LINUX) || defined(DARWIN) +int StartScriptExecuter(char * procName, int msgKey, int * msgID) +#else +int StartScriptExecuter(char *, int msgKey, int * msgID) +#endif { STG_LOGGER & WriteServLog = GetStgLogger(); @@ -339,40 +123,47 @@ if (*msgID == -11) // If msgID == -11 - first call. Create queue } } -pid_t executerPid = fork(); +pid_t pid = fork(); -switch (executerPid) +switch (pid) { case -1: WriteServLog("Fork error!"); return -1; case 0: - delete settings; - Executer(*msgID, executerPid, procName); +#if defined(LINUX) || defined(DARWIN) + Executer(*msgID, pid, procName); +#else + Executer(*msgID, pid); +#endif return 1; default: - if (executersPid.empty()) { - Executer(*msgID, executerPid, NULL); + if (executers.empty()) { +#if defined(LINUX) || defined(DARWIN) + Executer(*msgID, pid, NULL); +#else + Executer(*msgID, pid); +#endif } - executersPid.insert(executerPid); + executers.insert(pid); } return 0; } //----------------------------------------------------------------------------- #ifndef NO_DAEMON -int ForkAndWait(const string & confDir) +int ForkAndWait(const std::string & confDir) #else -int ForkAndWait(const string &) +int ForkAndWait(const std::string &) #endif { #ifndef NO_DAEMON -stgChildPid = fork(); -string startFile = confDir + START_FILE; +pid_t pid = fork(); +std::string startFile = confDir + START_FILE; unlink(startFile.c_str()); -switch (stgChildPid) +switch (pid) { case -1: return -1; @@ -394,11 +185,6 @@ switch (stgChildPid) exit(0); } - if (childExited) - { - unlink(startFile.c_str()); - exit(1); - } nanosleep(&ts, NULL); } unlink(startFile.c_str()); @@ -411,9 +197,8 @@ return 0; //----------------------------------------------------------------------------- void KillExecuters() { -set::iterator pid; -pid = executersPid.begin(); -while (pid != executersPid.end()) +std::set::iterator pid(executers.begin()); +while (pid != executers.end()) { printfd(__FILE__, "KillExecuters pid=%d\n", *pid); kill(*pid, SIGUSR1); @@ -421,92 +206,56 @@ while (pid != executersPid.end()) } } //----------------------------------------------------------------------------- +} // namespace anonymous +//----------------------------------------------------------------------------- int main(int argc, char * argv[]) { - -/* - Initialization order: - - Logger - - Stg timer - - Settings - - Plugins - - Plugins settings - - Read Admins - - Read Tariffs - - Read Users - - Start Users - - Start Traffcounter - - Start Plugins - - Start pinger - - Set signal nandlers - - Fork and exit - * */ - -SETTINGS_IMPL * settings = NULL; -STORE * dataStore = NULL; -TARIFFS_IMPL * tariffs = NULL; -ADMINS_IMPL * admins = NULL; -USERS_IMPL * users = NULL; -TRAFFCOUNTER_IMPL * traffCnt = NULL; -SERVICES_IMPL * services = NULL; -CORPORATIONS_IMPL * corps = NULL; int msgID = -11; - { - STG_LOGGER & WriteServLog = GetStgLogger(); - WriteServLog.SetLogFileName("/var/log/stargazer.log"); - } - -vector modSettings; -list modules; - -list::iterator modIter; +GetStgLogger().SetLogFileName("/var/log/stargazer.log"); if (getuid()) { printf("You must be root. Exit.\n"); - exit(1); + return 1; } -if (argc == 2) - settings = new SETTINGS_IMPL(argv[1]); -else - settings = new SETTINGS_IMPL(); +SETTINGS_IMPL settings(argc == 2 ? argv[1] : ""); -if (settings->ReadSettings()) +if (settings.ReadSettings()) { STG_LOGGER & WriteServLog = GetStgLogger(); - if (settings->GetLogFileName() != "") - WriteServLog.SetLogFileName(settings->GetLogFileName()); + if (settings.GetLogFileName() != "") + WriteServLog.SetLogFileName(settings.GetLogFileName()); - WriteServLog("ReadSettings error. %s", settings->GetStrError().c_str()); - exit(1); + WriteServLog("ReadSettings error. %s", settings.GetStrError().c_str()); + return -1; } #ifndef NO_DAEMON -string startFile(settings->GetConfDir() + START_FILE); +std::string startFile(settings.GetConfDir() + START_FILE); #endif -if (ForkAndWait(settings->GetConfDir()) < 0) +if (ForkAndWait(settings.GetConfDir()) < 0) { STG_LOGGER & WriteServLog = GetStgLogger(); WriteServLog("Fork error!"); - exit(1); + return -1; } STG_LOGGER & WriteServLog = GetStgLogger(); -WriteServLog.SetLogFileName(settings->GetLogFileName()); +WriteServLog.SetLogFileName(settings.GetLogFileName()); WriteServLog("Stg v. %s", SERVER_VERSION); -for (size_t i = 0; i < settings->GetExecutersNum(); i++) +for (size_t i = 0; i < settings.GetExecutersNum(); i++) { - int ret = StartScriptExecuter(argv[0], settings->GetExecMsgKey(), &msgID, settings); + int ret = StartScriptExecuter(argv[0], settings.GetExecMsgKey(), &msgID); if (ret < 0) { STG_LOGGER & WriteServLog = GetStgLogger(); WriteServLog("Start Script Executer error!"); - return 1; + return -1; } if (ret == 1) { @@ -515,7 +264,16 @@ for (size_t i = 0; i < settings->GetExecutersNum(); i++) } } -PIDFile pidFile(settings->GetPIDFileName()); +PIDFile pidFile(settings.GetPIDFileName()); + +struct sigaction sa; +memset(&sa, 0, sizeof(sa)); +sa.sa_handler = SIG_DFL; +sigaction(SIGHUP, &sa, NULL); // Apparently FreeBSD ignores SIGHUP by default when launched from rc.d at bot time. + +sigset_t signalSet; +sigfillset(&signalSet); +pthread_sigmask(SIG_BLOCK, &signalSet, NULL); StartTimer(); WaitTimer(); @@ -523,117 +281,50 @@ if (!IsStgTimerRunning()) { printfd(__FILE__, "Timer thread not started in 1 sec!\n"); WriteServLog("Timer thread not started in 1 sec!"); + return -1; } EVENT_LOOP & loop(EVENT_LOOP_SINGLETON::GetInstance()); -STORE_LOADER storeLoader(*settings); +STORE_LOADER storeLoader(settings); if (storeLoader.Load()) { + printfd(__FILE__, "Storage plugin: '%s'\n", storeLoader.GetStrError().c_str()); WriteServLog("Storage plugin: '%s'", storeLoader.GetStrError().c_str()); - goto exitLblNotStarted; + return -1; } if (loop.Start()) { + printfd(__FILE__, "Event loop not started.\n"); WriteServLog("Event loop not started."); - goto exitLblNotStarted; + return -1; } -dataStore = storeLoader.GetStore(); -WriteServLog("Storage plugin: %s. Loading successfull.", dataStore->GetVersion().c_str()); - -tariffs = new TARIFFS_IMPL(dataStore); -admins = new ADMINS_IMPL(dataStore); -users = new USERS_IMPL(settings, dataStore, tariffs, admins->GetSysAdmin()); -traffCnt = new TRAFFCOUNTER_IMPL(users, settings->GetRulesFileName()); -services = new SERVICES_IMPL(dataStore); -corps = new CORPORATIONS_IMPL(dataStore); -traffCnt->SetMonitorDir(settings->GetMonitorDir()); - -modSettings = settings->GetModulesSettings(); +STORE & store(storeLoader.GetStore()); +WriteServLog("Storage plugin: %s. Loading successfull.", store.GetVersion().c_str()); -for (size_t i = 0; i < modSettings.size(); i++) - { - string modulePath = settings->GetModulesPath(); - modulePath += "/mod_"; - modulePath += modSettings[i].moduleName; - modulePath += ".so"; - printfd(__FILE__, "Module: %s\n", modulePath.c_str()); - modules.push_back( - PLUGIN_RUNNER(modulePath, - modSettings[i], - admins, - tariffs, - users, - services, - corps, - traffCnt, - dataStore, - settings) - ); - } +ADMINS_IMPL admins(&store); +TARIFFS_IMPL tariffs(&store); +SERVICES_IMPL services(&store); +CORPORATIONS_IMPL corps(&store); +USERS_IMPL users(&settings, &store, &tariffs, services, admins.GetSysAdmin()); +TRAFFCOUNTER_IMPL traffCnt(&users, settings.GetRulesFileName()); +traffCnt.SetMonitorDir(settings.GetMonitorDir()); -modIter = modules.begin(); +if (users.Start()) + return -1; -while (modIter != modules.end()) - { - //Loading modules - if (modIter->Load()) - { - WriteServLog("Error: %s", - modIter->GetStrError().c_str()); - goto exitLblNotStarted; - } - ++modIter; - } - -//Start section -if (users->Start()) - { - goto exitLblNotStarted; - } WriteServLog("Users started successfully."); -if (traffCnt->Start()) - { - goto exitLblNotStarted; - } -WriteServLog("Traffcounter started successfully."); +if (traffCnt.Start()) + return -1; -//Sort by start order -modules.sort(StartModCmp); -modIter = modules.begin(); - -while (modIter != modules.end()) - { - if (modIter->Start()) - { - WriteServLog("Error: %s", - modIter->GetStrError().c_str()); - //printfd(__FILE__, "Error: %s\n", capRunner.GetStrError().c_str()); - goto exitLbl; - } - WriteServLog("Module: '%s'. Start successfull.", modIter->GetPlugin()->GetVersion().c_str()); - ++modIter; - } -SetSignalHandlers(); +WriteServLog("Traffcounter started successfully."); -srandom(stgTime); +STG::PluginManager manager(settings, store, admins, tariffs, services, corps, users, traffCnt); -/* - * Note that an implementation in which nice returns the new nice value - * can legitimately return -1. To reliably detect an error, set - * errno to 0 before the call, and check its value when nice returns -1. - * - * - * (c) man 2 nice - */ -/*errno = 0; -if (nice(-19) && errno) { - printfd(__FILE__, "nice failed: '%s'\n", strerror(errno)); - WriteServLog("nice failed: '%s'", strerror(errno)); -}*/ +srandom(static_cast(stgTime)); WriteServLog("Stg started successfully."); WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++"); @@ -642,85 +333,59 @@ WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++"); creat(startFile.c_str(), S_IRUSR); #endif -while (nonstop.GetStatus()) +bool running = true; +while (running) { - if (needRulesReloading) + sigfillset(&signalSet); + int sig = 0; + sigwait(&signalSet, &sig); + int status; + switch (sig) { - needRulesReloading = false; - traffCnt->Reload(); - - modIter = modules.begin(); - for (; modIter != modules.end(); ++modIter) + case SIGHUP: { - if (modIter->Reload()) - { - WriteServLog("Error reloading %s ('%s')", modIter->GetPlugin()->GetVersion().c_str(), - modIter->GetStrError().c_str()); - printfd(__FILE__, "Error reloading %s ('%s')\n", modIter->GetPlugin()->GetVersion().c_str(), - modIter->GetStrError().c_str()); - } + SETTINGS_IMPL newSettings(settings); + if (newSettings.ReadSettings()) + WriteServLog("ReadSettings error. %s", newSettings.GetStrError().c_str()); + else + settings = newSettings; + WriteServLog.SetLogFileName(settings.GetLogFileName()); + traffCnt.Reload(); + manager.reload(settings); } + break; + case SIGTERM: + running = false; + break; + case SIGINT: + running = false; + break; + case SIGPIPE: + WriteServLog("Broken pipe!"); + break; + case SIGCHLD: + executers.erase(waitpid(-1, &status, WNOHANG)); + if (executers.empty()) + running = false; + break; + default: + WriteServLog("Ignore signal %d", sig); + break; } - stgUsleep(100000); } -exitLbl: - WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++"); -//Sort by start order -modules.sort(StopModCmp); -modIter = modules.begin(); -while (modIter != modules.end()) - { - std::string name = modIter->GetFileName(); - printfd(__FILE__, "Stopping module '%s'\n", name.c_str()); - if (modIter->Stop()) - { - WriteServLog("Module \'%s\': Error: %s", - modIter->GetPlugin()->GetVersion().c_str(), - modIter->GetStrError().c_str()); - printfd(__FILE__, "Failed to stop module '%s'\n", name.c_str()); - //printfd(__FILE__, "Error: %s\n", capRunner.GetStrError().c_str()); - //goto exitLbl; - } - WriteServLog("Module: \'%s\'. Stop successfull.", modIter->GetPlugin()->GetVersion().c_str()); - ++modIter; - } +manager.stop(); if (loop.Stop()) - { WriteServLog("Event loop not stopped."); - } - -exitLblNotStarted: - -modIter = modules.begin(); -while (modIter != modules.end()) - { - std::string name = modIter->GetFileName(); - printfd(__FILE__, "Unloading module '%s'\n", name.c_str()); - if (modIter->Unload()) - { - WriteServLog("Module \'%s\': Error: %s", - name.c_str(), - modIter->GetStrError().c_str()); - printfd(__FILE__, "Failed to unload module '%s'\n", name.c_str()); - } - ++modIter; - } -if (traffCnt) - { - traffCnt->Stop(); +if (!traffCnt.Stop()) WriteServLog("Traffcounter: Stop successfull."); - } -if (users) - { - users->Stop(); +if (!users.Stop()) WriteServLog("Users: Stop successfull."); - } sleep(1); int res = msgctl(msgID, IPC_RMID, NULL); @@ -734,14 +399,6 @@ KillExecuters(); StopStgTimer(); WriteServLog("StgTimer: Stop successfull."); -delete corps; -delete services; -delete traffCnt; -delete users; -delete admins; -delete tariffs; -delete settings; - WriteServLog("Stg stopped successfully."); WriteServLog("---------------------------------------------");