<?php

if(isset($_SERVER['REMOTE_ADDR'])) die();
include('../../Common/Global.php');
include('../routerboard.php');
include('common.php');
$Path = array('tool', 'netwatch');
$Period = 60; // every 60 seconds
$Database = &$System->Database;

while(1)
{
  $StartTime = time();

  $DbResult3 = $Database->query('SELECT DHCP, AddressRange, Mask FROM `NetworkSubnet` WHERE (`Configure` = 1) AND (`Member` IS NULL) GROUP BY DHCP');
  //echo($DbResult3->num_rows);
  while($Subnet = $DbResult3->fetch_assoc())
  {
    echo($Subnet['AddressRange'].'/'.$Subnet['Mask'].' on router '.$Subnet['DHCP']."\n");
    $Routerboard = new Routerboard();
    $Routerboard->UserName = $Config['MainRouter']['UserName'];
    $Routerboard->Timeout = $Config['MainRouter']['ConnectTimeout'];
    $Routerboard->HostName = $Subnet['DHCP'];
    $List = $Routerboard->ListGetPrint($Path, array('host', 'status'));
    foreach($List as $Properties)
    {
      //echo($Properties['host'].', ');
      if($Properties['status'] == 'up')
      {
        $Online = 1;
        $Values = array('Online' => $Online, 'LastOnline' => 'NOW()');
        //echo($Properties['host']." up\n");
      } else 
      {
        $Online = 0;
        $Values = array('Online' => $Online);
        //echo($Properties['host']." down\n");
      }

      $DbResult = $Database->update('NetworkInterface', '`LocalIP` = "'.$Properties['host'].'"', $Values);
    }
  }

  // Update device online state
  $DbResult = $Database->select('NetworkDevice', 'Id', '`Used`=1');
  while($Device = $DbResult->fetch_assoc())
  {
    $DbResult2 = $Database->select('NetworkInterface', 'SUM(`Online`) AS `SumOnline`', '`Device`='.$Device['Id']);
    $DbRow = $DbResult2->fetch_array();
    if($DbRow['SumOnline'] > 0) $Online = 1; 
      else $Online = 0;  
    $Values = array('Online' => $Online);
    if($Online == 1) $Values['LastOnline'] = 'NOW()';
    $Database->update('NetworkDevice', 'Id='.$Device['Id'], $Values);
  }

  // Update interface online statistics
  $DbResult = $Database->select('NetworkInterface', 'Id', '`Online` = 1');
  while($Interface = $DbResult->fetch_assoc())
  {
    $DbResult2 = $Database->select('NetworkInterfaceStat', '*', '(`NetworkInterface`="'.$Interface['Id'].'") AND (`Time` = DATE_FORMAT(NOW(), "%Y-%m-%d %H:00:00"))');
    if($DbResult2->num_rows == 0) $Database->query('REPLACE INTO `NetworkInterfaceStat` (`NetworkInterface`, `Time`, `PingCount`) VALUES ("'.$Interface['Id'].'", DATE_FORMAT(NOW(), "%Y-%m-%d %H:00:00"), 1)');          
      else $Database->query('UPDATE `NetworkInterfaceStat` SET `PingCount` = `PingCount` + 1 WHERE (`NetworkInterface`="'.$Interface['Id'].'") AND (`Time` = DATE_FORMAT(NOW(), "%Y-%m-%d %H:00:00"))');
  }

  $EndTime = time();
  $Delay = $Period - ($EndTime - $StartTime);
  if($Delay < 0) $Delay = 0;

  echo('Waiting '.$Delay.' seconds...'."\n");
  sleep($Delay);
}

?>