#!/usr/bin/php -q
<?php
#
#    Program : check_esx_date.php
#            :
#     Author : Karim vaes <kvaes@vangenechten.com>
#            :
#    Purpose : Check the date difference
#            :
#      Notes : No Support Given
#============:==============================================================
#        1.0 : 20/10/2006
#            : Initial coding
//PARAMS
$ARG1 = $argv[1];
$ARG2 = $argv[2];
$ARG3 = $argv[3];
 
//DEFAULTS
if ($ARG2 == "") { $ARG2 = "60";}
if ($ARG3 == "") { $ARG3 = "120";}
 
//FUNCTIONS
function vol($ARG1,$ARG2,$ARG3,$string) {
  $COMMAND="/usr/bin/ssh -x -l root $ARG1 ls -la /bin";
  exec($COMMAND,$OUTPUTNULL,$ERROR);
  if ($ERROR <> 0) { echo "WARN - Permission Error - check authorized_keys"; exit(1);}
  $COMMAND="/usr/bin/ssh -x -l root $ARG1 date +%s";
  exec($COMMAND,$OUTPUT);
  $ESX=$OUTPUT[0];
  $OUTPUT="";
  $COMMAND="date +%s";
  exec($COMMAND,$OUTPUT);
  $LOCAL=$OUTPUT[0];
  $DIFF=$LOCAL-$ESX;
  $DIFF=abs($DIFF);
 
  switch (TRUE) {
      case ($DIFF >= $ARG3):
       echo "CRITICAL - offset($DIFF)";
       exit(2);
       break;
      case ($DIFF >= $ARG2):
       echo "WARNING - offset($DIFF)";
       exit(1);
      default:
       echo "OK - offset($DIFF)";
       exit(0);
     }
  exit(0);
}
function help() {
  echo "check_esx_date.php %SERVER 			     			:  date difference check\n";
  echo "check_esx_date.php HELP                                   :  this text\n";
  exit(2);
}
 
//MAIN
switch (TRUE) {
  case ($ARG1 <> ""):
   vol($ARG1,$ARG2,$ARG3,$string);
   break;
  default:
   help();
}
?>