sys_status_main.c

ssl vpn系统.web服务器不支持ssl的情况下,browser可以使用ssl建立连接.

/* Virtual terminal interface shell.
 * Copyright (C) 2000 Kunihiro Ishiguro
 *
 * This file is part of GNU Zebra.
 *
 * GNU Zebra is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * GNU Zebra is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GNU Zebra; see the file COPYING.  If not, write to the Free
 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.  
 */

#include <zebra.h>

#include <sys/un.h>
#include <setjmp.h>
#include <sys/wait.h>
#include <pwd.h>
//huxuekun
#include <unistd.h>
#include <termios.h>

#include <readline/readline.h>
#include <readline/history.h>
#include "thread.h"
#include "version.h"
#include "getopt.h"
#include "command.h"
#include "memory.h"
//#include "log.h"
#include "prefix.h"
#include "sys_status.h"
#include "vtysh/vtysh_user.h"
 
//#include "sys_ssl.h"


extern int Debug;
int verify_client=0;
struct thread_master *master;

/* SIGTSTP handler.  This function care user's ^Z input. */

void
restart_status_connect_all (int sig)
{
  syslog (LOG_INFO, "trap sigusr1");
  status_connect_close ();
  status_connect_all ();
}

/** 
 * @brief: SIGUSR1 handler.
 * @description: show error messages , then exit
 */

int
main (int argc, char **argv, char **env)
{

  int opt ;
  static char optstr[]="dv";
  struct thread thread;
  while ((opt = getopt (argc, argv, optstr))!=-1) 
    {
     
      switch (opt) 
	{
	case 0:
	  break;
	case 'd':
	  Debug = 1;
	  break;
	 case 'v':
	  verify_client = 1;
	  break;
	  
	default:
	  
	  break;
	}
	  
    }
  
  master = thread_master_create ();
  
if(!Debug)
 if (fork ())
	      exit(0);

 ssl_init();
 status_serv_inet();
 status_connect_all ();
  //jhb add 2004-04-08, we must after vtysh_connect_all
  //because we transfer hostname to syslogd
  #ifdef WATCH_DOG
//huxuekun: 2003.2.10
  init_watch_dog();
  thread_add_timer(master, watch_dog, NULL, WATCHDOG_TIMER);
#endif

 	 

  while (thread_fetch (master, &thread))
    thread_call (&thread);



  /* Not reached... */
#ifdef WATCH_DOG
  stop_watch_dog();
#endif
  exit (0);

  
}

#ifdef WATCH_DOG
/* huxuekun: 2003.2.10
 *
 */
static void init_watch_dog(void)
{
  printf("in init_wathc_dog\n");
  iopl(3);
  outb(WATCHDOG_TIMER_INTVAL, WATCHDOG_TIMER_PORT);
  inb(WATCHDOG_TIMER_START); //start watch_dog counter
}

int watch_dog(struct thread *t)
{
  inb(WATCHDOG_TIMER_STOP); //stop watch_dog counter
  inb(WATCHDOG_TIMER_START); //restart watch_dog counter
//  syslog(LOG_INFO, "watch_dog works!");  //for test
  thread_add_timer(master, watch_dog, NULL, WATCHDOG_TIMER);
}

static void stop_watch_dog(void)
{
  inb(WATCHDOG_TIMER_STOP); //stop watch_dog counter
}	
#endif // end WATCH_DO