/*
Copyright (c) 2012 Joji Antony
All right reserved
Licensce Affero GPL v3
*/
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include "spectranet.h"

#define _GNU_SOURCE
#define _XOPEN_SOURCE

#define SLEEP_TIME 1800
#define CONN_WAIT 5
static char *username = "YOUR_USERNAME";
static char *password = "YOUR_PASSWORD";
static char *serv_command = "/media/usb/router/packages/usr/sbin/lighttpd -f /media/usb/router/packages/etc/lighttpd/lighttpd.conf";
static char *check_ssh_command = "ps aux|grep ssh|grep localhost|grep -v \'sh -c\' >/dev/null";
static char *check_http_command = "ps aux|grep ssh|grep 0.0.0.0 |grep -v \'sh -c\' > /dev/null";
static char *ssh_command = "ssh -f -N -R 10000:localhost:22 ec2-user@ec2-75-101-209-183.compute-1.amazonaws.com -i /media/usb/router/scripts/id_rsa";
static char *http_command = "ssh -f -N -R *:2500:0.0.0.0:81 ec2-user@ec2-75-101-209-183.compute-1.amazonaws.com -i /media/usb/router/scripts/id_rsa";
int
main(int argc,char *argv)
{
  /* Daemonize */
  if( fork() != 0 )
    exit(0);
  int not_found_ssh,not_found_http;
  /* Start HTTP Server */
  fprintf(stderr, "Starting HTTP Server\n");
  system(serv_command);
  while( 1 ) {
    if( check_internet_connection() ) {
      fprintf(stderr,"Connection exists.\n");

      /* Check for existing ssh tunnels */
      not_found_ssh = system(check_ssh_command);
      if( not_found_ssh ) {
        fprintf(stderr, "No connection found for ssh. Connecting...\n");
        system(ssh_command);
      }
      /* Check for existing http tunnels */
      not_found_http = system(check_http_command);
      if( not_found_http ) {
        fprintf(stderr, "No connection found for http. Connecting...\n");
        system(http_command);
      }
      if( not_found_ssh || not_found_http ) {
          sleep ( CONN_WAIT );
          continue;
      }
      else {
          fprintf(stderr, "All connections found...\nSleeping...\n");
          sleep( SLEEP_TIME );
      }
    }
    /* No Internet connection */
    else {
      connect_to_internet(username,password);
      sleep( CONN_WAIT );
    }

  }
  fprintf(stderr,"Something wrong\n");
  fprintf(stderr,"Exited out of infinite loop\n");
  return 1;
}