<?php
/**
* @brief expectedOutputMonitoring Task
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
* @copyright (c) Invision Power Services, Inc.
* @license https://www.invisioncommunity.com/legal/standards/
* @package Invision Community
* @subpackage Nexus
* @since 12 Sep 2014
*/
namespace IPS\nexus\tasks;
/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
exit;
}
/**
* expectedOutputMonitoring Task
*/
class _expectedOutputMonitoring extends \IPS\Task
{
/**
* Execute
*
* If ran successfully, should return anything worth logging. Only log something
* worth mentioning (don't log "task ran successfully"). Return NULL (actual NULL, not '' or 0) to not log (which will be most cases).
* If an error occurs which means the task could not finish running, throw an \IPS\Task\Exception - do not log an error as a normal log.
* Tasks should execute within the time of a normal HTTP request.
*
* @return mixed Message to log or NULL
* @throws \IPS\Task\Exception
*/
public function execute()
{
$rules = \IPS\nexus\Hosting\EOM::roots();
if ( !count( $rules ) )
{
\IPS\Db::i()->update( 'core_tasks', array( 'enabled' => 0 ), array( '`key`=?', 'expectedOutputMonitoring' ) );
return NULL;
}
foreach ( $rules as $rule )
{
try
{
$output = \IPS\Http\Url::external( $rule->url )->request()->get();
switch ( $rule->type )
{
case 'c':
$match = ( mb_strpos( $output, $rule->value ) !== FALSE );
break;
case 'e':
$match = ( $output == $rule->value );
case 'n':
$match = ( mb_strpos( $output, $rule->value ) === FALSE );
break;
}
if ( !$match )
{
$email = \IPS\Email::buildFromTemplate( 'nexus', 'monitoring_eom', array( $rule ), \IPS\Email::TYPE_LIST );
$email->send( json_decode( $rule->notify, TRUE ) );
}
}
catch ( \Exception $e )
{
throw new \IPS\Task\Exception( $this, $e->getMessage() );
}
}
return NULL;
}
/**
* Cleanup
*
* If your task takes longer than 15 minutes to run, this method
* will be called before execute(). Use it to clean up anything which
* may not have been done
*
* @return void
*/
public function cleanup()
{
}
}