]> git.stg.codes - stg.git/blobdiff - projects/stargazer/main.cpp
Stargazer (#6)
[stg.git] / projects / stargazer / main.cpp
index fc5172b0b3f3872d05a415024464732e4256ec3c..acc826f71576374b499f0a2b5c5014859f9b2475 100644 (file)
  *    Author : Boris Mikhailenko <stg34@stargazer.dp.ua>
  */
 
- /*
- $Revision: 1.124 $
- $Date: 2010/10/04 20:19:12 $
- $Author: faust $
- */
-
-#include <unistd.h>
-#include <sys/ipc.h>
-#include <sys/msg.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/stat.h> // S_IRUSR
-#include <fcntl.h> // create
-
-#include <csignal>
-#include <cerrno>
-#include <cstdio>
-#include <fstream>
-#include <vector>
-#include <set>
-#include <list>
+#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 "settings_impl.h"
+#include "pidfile.h"
+#include "async_pool.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/conffiles.h"
 #include "stg/version.h"
-#include "stg/pinger.h"
-#include "stg_timer.h"
-#include "settings_impl.h"
-#include "users_impl.h"
-#include "admins_impl.h"
-#include "tariffs_impl.h"
-#include "traffcounter_impl.h"
-#include "plugin_runner.h"
-#include "store_loader.h"
-#include "pidfile.h"
-#include "eventloop.h"
 
-using namespace std;
-uint32_t        eip;
+#include <fstream>
+#include <vector>
+#include <string>
+#include <set>
+#include <csignal>
+#include <cerrno>
+#include <cstdio>
+#include <cstdlib> // srandom, exit
 
-#ifdef DEBUG
-    #define MAIN_DEBUG (1)
-    #define NO_DAEMON  (1)
-#endif
+#include <unistd.h>
+#include <sys/ipc.h>
+#include <sys/msg.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/stat.h> // S_IRUSR
+#include <fcntl.h> // create
 
 #define START_FILE "/._ST_ART_ED_"
 
-static bool needRulesReloading = false;
-static bool childExited = false;
-//static pid_t executerPid;
-set<pid_t> executersPid;
-static pid_t stgChildPid;
+using STG::SettingsImpl;
+using STG::AdminsImpl;
+using STG::TraffCounterImpl;
+using STG::UsersImpl;
+using STG::TariffsImpl;
+using STG::ServicesImpl;
+using STG::CorporationsImpl;
+using STG::StoreLoader;
 
-
-//-----------------------------------------------------------------------------
-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()
+namespace
 {
-STG_LOGGER & WriteServLog = GetStgLogger();
+std::set<pid_t> executers;
 
-if (RunStgTimer())
-    {
-    WriteServLog("Cannot start timer. Fatal.");
-    //printfd(__FILE__, "Cannot start timer. Fatal.\n");
-    exit(1);
-    }
-else
-    {
-    WriteServLog("Timer thread started successfully.");
-    //printfd(__FILE__, "Timer thread started successfully.\n");
-    }
-}
-//-----------------------------------------------------------------------------
-void CatchUSR1(int)
-{
+void StartTimer();
+int StartScriptExecuter(char* procName, int msgKey, int* msgID);
+int ForkAndWait(const std::string& confDir);
+void KillExecuters();
 
-}
 //-----------------------------------------------------------------------------
-void CatchTERM(int sig)
+void StartTimer()
 {
-/*
- *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);
+    auto& WriteServLog = STG::Logger::get();
 
-set<pid_t>::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)
+    if (RunStgTimer())
     {
-    childExited = true;
+        WriteServLog("Cannot start timer. Fatal.");
+        exit(1);
     }
-}
-/*//-----------------------------------------------------------------------------
-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;
+        WriteServLog("Timer thread started successfully.");
 }
 //-----------------------------------------------------------------------------
-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();
+    auto& WriteServLog = STG::Logger::get();
 
-if (*msgID == -11)   // If msgID == -11 - first call. Create queue
+    if (*msgID == -11)   // If msgID == -11 - first call. Create queue
     {
-    for (int i = 0; i < 2; i++)
+        for (int i = 0; i < 2; i++)
         {
-        *msgID = msgget(msgKey, IPC_CREAT | IPC_EXCL | 0600);
+            *msgID = msgget(msgKey, IPC_CREAT | IPC_EXCL | 0600);
 
-        if (*msgID == -1)
-            {
-            *msgID = msgget(msgKey, 0);
             if (*msgID == -1)
+            {
+                *msgID = msgget(msgKey, 0);
+                if (*msgID == -1)
                 {
-                WriteServLog("Message queue not created.");
-                return -1;
-                }
-            else
-                {
-                msgctl(*msgID, IPC_RMID, NULL);
+                    WriteServLog("Message queue not created.");
+                    return -1;
                 }
+                else
+                    msgctl(*msgID, IPC_RMID, NULL);
             }
-        else
+            else
             {
-            WriteServLog("Message queue created successfully. msgKey=%d msgID=%d", msgKey, *msgID);
-            break;
+                WriteServLog("Message queue created successfully. msgKey=%d msgID=%d", msgKey, *msgID);
+                break;
             }
         }
     }
 
-pid_t executerPid = fork();
+    const auto pid = fork();
 
-switch (executerPid)
+    switch (pid)
     {
-    case -1:
-        WriteServLog("Fork error!");
-        return -1;
+        case -1:
+            WriteServLog("Fork error!");
+            return -1;
 
-    case 0:
-        delete settings;
-        Executer(msgKey, *msgID, executerPid, procName);
-        return 1;
+        case 0:
+#if defined(LINUX) || defined(DARWIN)
+            Executer(*msgID, pid, procName);
+#else
+            Executer(*msgID, pid);
+#endif
+            return 1;
 
-    default:
-        if (executersPid.empty()) {
-            Executer(msgKey, *msgID, executerPid, NULL);
-        }
-        executersPid.insert(executerPid);
+        default:
+            if (executers.empty()) {
+#if defined(LINUX) || defined(DARWIN)
+                Executer(*msgID, pid, NULL);
+#else
+                Executer(*msgID, pid);
+#endif
+            }
+            executers.insert(pid);
     }
-return 0;
+    return 0;
 }
 //-----------------------------------------------------------------------------
-#ifndef NO_DAEMON
-int ForkAndWait(const string & confDir)
-#else
-int ForkAndWait(const string &)
-#endif
+int ForkAndWait(const std::string& confDir)
 {
-#ifndef NO_DAEMON
-stgChildPid = fork();
-string startFile = confDir + START_FILE;
-unlink(startFile.c_str());
+    const auto pid = fork();
+    const auto startFile = confDir + START_FILE;
+    unlink(startFile.c_str());
 
-switch (stgChildPid)
+    switch (pid)
     {
-    case -1:
-        return -1;
-        break;
+        case -1:
+            return -1;
+            break;
 
-    case 0:
-        close(1);
-        close(2);
-        setsid();
-        break;
+        case 0:
+            close(1);
+            close(2);
+            setsid();
+            break;
 
-    default:
-        struct timespec ts = {0, 200000000};
-        for (int i = 0; i < 120 * 5; i++)
+        default:
+            struct timespec ts = {0, 200000000};
+            for (int i = 0; i < 120 * 5; i++)
             {
-            if (access(startFile.c_str(), F_OK) == 0)
+                if (access(startFile.c_str(), F_OK) == 0)
                 {
-                unlink(startFile.c_str());
-                exit(0);
+                    unlink(startFile.c_str());
+                    exit(0);
                 }
 
-            if (childExited)
-                {
-                unlink(startFile.c_str());
-                exit(1);
-                }
-            nanosleep(&ts, NULL);
+                nanosleep(&ts, NULL);
             }
-        unlink(startFile.c_str());
-        exit(1);
-        break;
+            unlink(startFile.c_str());
+            exit(1);
+            break;
     }
-#endif
-return 0;
+    return 0;
 }
+
 //-----------------------------------------------------------------------------
 void KillExecuters()
 {
-set<pid_t>::iterator pid;
-pid = executersPid.begin();
-while (pid != executersPid.end())
+    auto pid = executers.begin();
+    while (pid != executers.end())
     {
-    printfd(__FILE__, "KillExecuters pid=%d\n", *pid);
-    kill(*pid, SIGUSR1);
-    ++pid;
+        printfd(__FILE__, "KillExecuters pid=%d\n", *pid);
+        kill(*pid, SIGUSR1);
+        ++pid;
     }
 }
+
+void PrintHelp(const std::string& programName)
+{
+    std::cout << "Usage: " << programName << "[-h/--help] [-v/--version] [-f/--foreground] [<conf-dir-path>]\n"
+              << "\t --help, -h            - print this help;\n"
+              << "\t --version, -v         - print version;\n"
+              << "\t --foreground, -f      - do not go into background;\n"
+              << "\t <conf-dir-path>       - path to the directory where the configuration file is located.\n";
+}
+
+void PrintVersion(const std::string& programName)
+{
+    std::cout << programName << "\n"
+              << "Stargazer version" <<  " " << SERVER_VERSION << "\n";
+}
+//-----------------------------------------------------------------------------
+} // namespace anonymous
 //-----------------------------------------------------------------------------
-int main(int argc, char * argv[])
+int main(int argc, char* argv[])
 {
+    int msgID = -11;
 
-/*
-  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;
-int msgID = -11;
+    STG::Logger::get().setFileName("/var/log/stargazer.log");
 
+    if (getuid())
     {
-    STG_LOGGER & WriteServLog = GetStgLogger();
-    WriteServLog.SetLogFileName("/var/log/stargazer.log");
+        printf("You must be root. Exit.\n");
+        return 1;
     }
 
-vector<MODULE_SETTINGS> modSettings;
-list<PLUGIN_RUNNER> modules;
-
-list<PLUGIN_RUNNER>::iterator modIter;
+    std::string path;
+    bool noDaemon(false);
 
-if (getuid())
+    if (argc == 1)
+        path = "";
+    else
     {
-    printf("You must be root. Exit.\n");
-    exit(1);
+        for (int i = 1; i < argc; ++i)
+        {
+            const std::string arg(argv[i]);
+            if (arg == "--help" || arg == "-h")
+            {
+                PrintHelp(argv[0]);
+                return 0;
+            }
+            if (arg == "--version" || arg == "-v")
+            {
+                PrintVersion(argv[0]);
+                return 0;
+            }
+            if (arg == "--foreground" || arg == "-f")
+                noDaemon = true;
+            else
+                path = arg;
+        }
     }
 
-if (argc == 2)
-    settings = new SETTINGS_IMPL(argv[1]);
-else
-    settings = new SETTINGS_IMPL();
+    SettingsImpl settings(path);
 
-if (settings->ReadSettings())
+    if (settings.ReadSettings())
     {
-    STG_LOGGER & WriteServLog = GetStgLogger();
+        auto& WriteServLog = STG::Logger::get();
 
-    if (settings->GetLogFileName() != "")
-        WriteServLog.SetLogFileName(settings->GetLogFileName());
+        if (settings.GetLogFileName() != "")
+            WriteServLog.setFileName(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);
-#endif
-
-if (ForkAndWait(settings->GetConfDir()) < 0)
+    if (!noDaemon)
     {
-    STG_LOGGER & WriteServLog = GetStgLogger();
-    WriteServLog("Fork error!");
-    exit(1);
+        if (ForkAndWait(settings.GetConfDir()) < 0)
+        {
+            STG::Logger::get()("Fork error!");
+            return -1;
+        }
     }
 
-STG_LOGGER & WriteServLog = GetStgLogger();
-WriteServLog.SetLogFileName(settings->GetLogFileName());
-WriteServLog("Stg v. %s", SERVER_VERSION);
+    auto& WriteServLog = STG::Logger::get();
+    WriteServLog.setFileName(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);
-    if (ret < 0)
+        auto ret = StartScriptExecuter(argv[0], settings.GetExecMsgKey(), &msgID);
+        if (ret < 0)
         {
-        STG_LOGGER & WriteServLog = GetStgLogger();
-        WriteServLog("Start Script Executer error!");
-        return 1;
-        }
-    if (ret == 1)
-        {
-        // Stopping child
-        return 0;
+            STG::Logger::get()("Start Script Executer error!");
+            return -1;
         }
+        if (ret == 1)
+            return 0;
     }
 
-PIDFile pidFile(settings->GetPIDFileName());
+    PIDFile pidFile(settings.GetPIDFileName());
 
-StartTimer();
-WaitTimer();
-if (!IsStgTimerRunning())
-    {
-    printfd(__FILE__, "Timer thread not started in 1 sec!\n");
-    WriteServLog("Timer thread not started in 1 sec!");
-    }
+    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.
 
-EVENT_LOOP & loop(EVENT_LOOP_SINGLETON::GetInstance());
+    sigset_t signalSet;
+    sigfillset(&signalSet);
+    pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
 
-STORE_LOADER storeLoader(*settings);
-if (storeLoader.Load())
+    StartTimer();
+    WaitTimer();
+    if (!IsStgTimerRunning())
     {
-    WriteServLog("Storage plugin: '%s'", storeLoader.GetStrError().c_str());
-    goto exitLblNotStarted;
+        printfd(__FILE__, "Timer thread not started in 1 sec!\n");
+        WriteServLog("Timer thread not started in 1 sec!");
+        return -1;
     }
 
-if (loop.Start())
+    STG::AsyncPoolST::start();
+
+    StoreLoader storeLoader(settings);
+    if (storeLoader.load())
     {
-    WriteServLog("Event loop not started.");
-    goto exitLblNotStarted;
+        printfd(__FILE__, "Storage plugin: '%s'\n", storeLoader.GetStrError().c_str());
+        WriteServLog("Storage plugin: '%s'", storeLoader.GetStrError().c_str());
+        return -1;
     }
 
-dataStore = storeLoader.GetStore();
-WriteServLog("Storage plugin: %s. Loading successfull.", dataStore->GetVersion().c_str());
+    auto& store = storeLoader.get();
+    WriteServLog("Storage plugin: %s. Loading successfull.", store.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, tariffs, settings->GetRulesFileName());
-traffCnt->SetMonitorDir(settings->GetMonitorDir());
+    AdminsImpl admins(store);
+    TariffsImpl tariffs(&store);
+    tariffs.ReadTariffs();
+    ServicesImpl services(&store);
+    CorporationsImpl corps(&store);
+    UsersImpl users(&settings, &store, &tariffs, services, admins.sysAdmin());
+    TraffCounterImpl traffCnt(&users, settings.GetRulesFileName());
+    traffCnt.SetMonitorDir(settings.GetMonitorDir());
 
-modSettings = settings->GetModulesSettings();
+    if (users.Start())
+        return -1;
 
-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,
-                      traffCnt,
-                      dataStore,
-                      settings)
-        );
-    }
+    WriteServLog("Users started successfully.");
 
-modIter = modules.begin();
+    if (traffCnt.Start())
+        return -1;
 
-while (modIter != modules.end())
-    {
-    //Loading modules
-    if (modIter->Load())
-        {
-        WriteServLog("Error: %s",
-                     modIter->GetStrError().c_str());
-        goto exitLblNotStarted;
-        }
-    ++modIter;
-    }
+    WriteServLog("Traffcounter started successfully.");
 
-//Start section
-if (users->Start())
-    {
-    goto exitLblNotStarted;
-    }
-WriteServLog("Users started successfully.");
+    STG::PluginManager manager(settings, store, admins, tariffs, services, corps, users, traffCnt);
 
-if (traffCnt->Start())
-    {
-    goto exitLblNotStarted;
-    }
-WriteServLog("Traffcounter started successfully.");
+    srandom(static_cast<unsigned int>(stgTime));
 
-//Sort by start order
-modules.sort(StartModCmp);
-modIter = modules.begin();
+    WriteServLog("Stg started successfully.");
+    WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++");
 
-while (modIter != modules.end())
+    if (!noDaemon)
     {
-    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;
+        const auto startFile = settings.GetConfDir() + START_FILE;
+        creat(startFile.c_str(), S_IRUSR);
     }
-SetSignalHandlers();
-
-srandom(stgTime);
-
-/*
- * 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));
-}
 
-WriteServLog("Stg started successfully.");
-WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++");
-
-#ifndef NO_DAEMON
-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());
-                }
+                SettingsImpl newSettings(settings);
+                if (newSettings.ReadSettings())
+                    WriteServLog("ReadSettings error. %s", newSettings.GetStrError().c_str());
+                else
+                    settings = newSettings;
+                WriteServLog.setFileName(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("+++++++++++++++++++++++++++++++++++++++++++++");
 
-WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++");
+    manager.stop();
 
-//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;
-    }
+    STG::AsyncPoolST::stop();
 
-if (loop.Stop())
-    {
-    WriteServLog("Event loop not stopped.");
-    }
+    if (!traffCnt.Stop())
+        WriteServLog("Traffcounter: Stop successfull.");
 
-exitLblNotStarted:
+    if (!users.Stop())
+        WriteServLog("Users: Stop successfull.");
 
-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();
-    WriteServLog("Traffcounter: Stop successfull.");
-    }
-
-if (users)
-    {
-    users->Stop();
-    WriteServLog("Users: Stop successfull.");
-    }
-
-sleep(1);
-int res = msgctl(msgID, IPC_RMID, NULL);
-if (res)
-    WriteServLog("Queue was not removed. id=%d", msgID);
-else
-    WriteServLog("Queue removed successfully.");
-
-KillExecuters();
+    sleep(1);
+    int res = msgctl(msgID, IPC_RMID, NULL);
+    if (res)
+        WriteServLog("Queue was not removed. id=%d", msgID);
+    else
+        WriteServLog("Queue removed successfully.");
 
-StopStgTimer();
-WriteServLog("StgTimer: Stop successfull.");
+    KillExecuters();
 
-delete traffCnt;
-delete users;
-delete admins;
-delete tariffs;
-delete settings;
+    StopStgTimer();
+    WriteServLog("StgTimer: Stop successfull.");
 
-WriteServLog("Stg stopped successfully.");
-WriteServLog("---------------------------------------------");
+    WriteServLog("Stg stopped successfully.");
+    WriteServLog("---------------------------------------------");
 
-return 0;
+    return 0;
 }
 //-----------------------------------------------------------------------------