Block all signals earlie, to inherit by all nested threads

[stg.git] / projects / stargazer / main.cpp

diff --git a/projects/stargazer/main.cpp b/projects/stargazer/main.cpp
index cdaee3b0cb61b3ea54e90c0878cfdfbf4635518c..3839ae8edb9495da7808fef22227a54744d7fdfc 100644 (file)
--- a/projects/stargazer/main.cpp
+++ b/projects/stargazer/main.cpp
@@ -54,6 +54,8 @@
 #include "users_impl.h"
 #include "admins_impl.h"
 #include "tariffs_impl.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 "traffcounter_impl.h"
 #include "plugin_runner.h"
 #include "store_loader.h"


@@ -61,7 +63,6 @@
 #include "eventloop.h"
 
 using namespace std;
 #include "eventloop.h"
 
 using namespace std;

-uint32_t        eip;

 
 #ifdef DEBUG
     #define MAIN_DEBUG (1)
 
 #ifdef DEBUG
     #define MAIN_DEBUG (1)


@@ -70,12 +71,7 @@ uint32_t        eip;
 
 #define START_FILE "/._ST_ART_ED_"
 
 
 #define START_FILE "/._ST_ART_ED_"
 

-static bool needRulesReloading = false;
-static bool childExited = false;
-//static pid_t executerPid;

 set<pid_t> executersPid;
 set<pid_t> executersPid;

-static pid_t stgChildPid;
-

 
 //-----------------------------------------------------------------------------
 bool StartModCmp(const PLUGIN_RUNNER & lhs, const PLUGIN_RUNNER & rhs)
 
 //-----------------------------------------------------------------------------
 bool StartModCmp(const PLUGIN_RUNNER & lhs, const PLUGIN_RUNNER & rhs)


@@ -88,28 +84,6 @@ bool StopModCmp(const PLUGIN_RUNNER & lhs, const PLUGIN_RUNNER & rhs)
 return lhs.GetStopPosition() > rhs.GetStopPosition();
 }
 //-----------------------------------------------------------------------------
 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()
 {
 STG_LOGGER & WriteServLog = GetStgLogger();
 static void StartTimer()
 {
 STG_LOGGER & WriteServLog = GetStgLogger();


@@ -127,185 +101,6 @@ 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<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)
-    {
-    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)
 {
 STG_LOGGER & WriteServLog = GetStgLogger();
 int StartScriptExecuter(char * procName, int msgKey, int * msgID, SETTINGS_IMPL * settings)
 {
 STG_LOGGER & WriteServLog = GetStgLogger();


@@ -392,11 +187,6 @@ switch (stgChildPid)
                 exit(0);
                 }
 
                 exit(0);
                 }
 

-            if (childExited)
-                {
-                unlink(startFile.c_str());
-                exit(1);
-                }

             nanosleep(&ts, NULL);
             }
         unlink(startFile.c_str());
             nanosleep(&ts, NULL);
             }
         unlink(startFile.c_str());


@@ -421,31 +211,14 @@ while (pid != executersPid.end())
 //-----------------------------------------------------------------------------
 int main(int argc, char * argv[])
 {
 //-----------------------------------------------------------------------------
 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;
 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;
 
     {
 int msgID = -11;
 
     {


@@ -513,6 +286,10 @@ for (size_t i = 0; i < settings->GetExecutersNum(); i++)
 
 PIDFile pidFile(settings->GetPIDFileName());
 
 
 PIDFile pidFile(settings->GetPIDFileName());
 

+sigset_t signalSet;
+sigfillset(&signalSet);
+pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
+

 StartTimer();
 WaitTimer();
 if (!IsStgTimerRunning())
 StartTimer();
 WaitTimer();
 if (!IsStgTimerRunning())


@@ -543,6 +320,8 @@ 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());
 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();
 traffCnt->SetMonitorDir(settings->GetMonitorDir());
 
 modSettings = settings->GetModulesSettings();


@@ -560,6 +339,8 @@ for (size_t i = 0; i < modSettings.size(); i++)
                       admins,
                       tariffs,
                       users,
                       admins,
                       tariffs,
                       users,

+                      services,
+                      corps,

                       traffCnt,
                       dataStore,
                       settings)
                       traffCnt,
                       dataStore,
                       settings)


@@ -570,7 +351,6 @@ modIter = modules.begin();
 
 while (modIter != modules.end())
     {
 
 while (modIter != modules.end())
     {

-    //Loading modules

     if (modIter->Load())
         {
         WriteServLog("Error: %s",
     if (modIter->Load())
         {
         WriteServLog("Error: %s",


@@ -580,7 +360,6 @@ while (modIter != modules.end())
     ++modIter;
     }
 
     ++modIter;
     }
 

-//Start section

 if (users->Start())
     {
     goto exitLblNotStarted;
 if (users->Start())
     {
     goto exitLblNotStarted;


@@ -603,30 +382,14 @@ while (modIter != modules.end())
         {
         WriteServLog("Error: %s",
                      modIter->GetStrError().c_str());
         {
         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;
     }
         goto exitLbl;
         }
     WriteServLog("Module: '%s'. Start successfull.", modIter->GetPlugin()->GetVersion().c_str());
     ++modIter;
     }

-SetSignalHandlers();

 
 srandom(stgTime);
 
 
 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("+++++++++++++++++++++++++++++++++++++++++++++");
 
 WriteServLog("Stg started successfully.");
 WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++");
 


@@ -634,26 +397,57 @@ WriteServLog("+++++++++++++++++++++++++++++++++++++++++++++");
 creat(startFile.c_str(), S_IRUSR);
 #endif
 
 creat(startFile.c_str(), S_IRUSR);
 #endif
 

-while (nonstop.GetStatus())
+while (true)

     {
     {

-    if (needRulesReloading)
+    sigfillset(&signalSet);
+    int sig = 0;
+    sigwait(&signalSet, &sig);
+    bool stop = false;
+    int status;
+    pid_t childPid;
+    set<pid_t>::iterator it;
+    switch (sig)

         {
         {

-        needRulesReloading = false;
-        traffCnt->Reload();
+        case SIGHUP:
+            traffCnt->Reload();
+            modIter = modules.begin();
+            for (; modIter != modules.end(); ++modIter)
+                {
+                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());
+                    }
+                }
+            break;
+        case SIGTERM:
+            stop = true;
+            break;
+        case SIGINT:
+            stop = true;
+            break;
+        case SIGPIPE:
+            WriteServLog("Broken pipe!");
+            break;
+        case SIGCHLD:
+            childPid = waitpid(-1, &status, WNOHANG);

 
 

-        modIter = modules.begin();
-        for (; modIter != modules.end(); ++modIter)
-            {
-            if (modIter->Reload())
+            it = executersPid.find(childPid);
+            if (it != executersPid.end())

                 {
                 {

-                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());
+                executersPid.erase(it);
+                if (executersPid.empty())
+                    stop = true;

                 }
                 }

-            }
+            break;
+        default:
+            WriteServLog("Ignore signel %d", sig);
+            break;

         }
         }

-    stgUsleep(100000);
+    if (stop)
+        break;

     }
 
 exitLbl:
     }
 
 exitLbl:


@@ -673,8 +467,6 @@ while (modIter != modules.end())
                      modIter->GetPlugin()->GetVersion().c_str(),
                      modIter->GetStrError().c_str());
         printfd(__FILE__, "Failed to stop module '%s'\n", name.c_str());
                      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;
         }
     WriteServLog("Module: \'%s\'. Stop successfull.", modIter->GetPlugin()->GetVersion().c_str());
     ++modIter;


@@ -691,13 +483,20 @@ modIter = modules.begin();
 while (modIter != modules.end())
     {
     std::string name = modIter->GetFileName();
 while (modIter != modules.end())
     {
     std::string name = modIter->GetFileName();

-    printfd(__FILE__, "Unloading module '%s'\n", name.c_str());
-    if (modIter->Unload())
+    if (modIter->IsRunning())

         {
         {

-        WriteServLog("Module \'%s\': Error: %s",
-                     name.c_str(),
-                     modIter->GetStrError().c_str());
-        printfd(__FILE__, "Failed to unload module '%s'\n", name.c_str());
+        printfd(__FILE__, "Passing module '%s' `cause it's still running\n", name.c_str());
+        }
+    else
+        {
+        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;
     }
         }
     ++modIter;
     }


@@ -726,6 +525,8 @@ KillExecuters();
 StopStgTimer();
 WriteServLog("StgTimer: Stop successfull.");
 
 StopStgTimer();
 WriteServLog("StgTimer: Stop successfull.");
 

+delete corps;
+delete services;

 delete traffCnt;
 delete users;
 delete admins;
 delete traffCnt;
 delete users;
 delete admins;