Gearman

[h3]Note: Tested only on version 1.7.2[/h3] Library to implement gearman http://gearman.org/

This is a very basic library and can be improved substantially

Name : Gearman_library.php path: system/application/libraries [code] <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed gearman'); /**

• Class to utilize Gearman http://gearman.org/
• @author Aniruddha Kale */ class Gearman_library {

private $gearman_host = array(); private $gearman_port = array(); private $CI; protected $errors = array(); private $client; private $worker;

/**

• Constructor
• @access public
• @return void / public function __construct() { $this->CI =& get_instance(); } /*
• Function to create a gearman client
• @access public
• @return void / public function gearman_client() { $this->client = new GearmanClient(); $this->_auto_connect($this->client); } /*
• Function to create a gearman worker
• @access public
• @return void / public function gearman_worker() { $this->worker = new GearmanWorker(); $this->_auto_connect($this->worker);
  } /*
• Function to assign a function name against an identifier
• @access public
• @param string
• @param string
• @return void */ public function add_worker_function($identifier,$function_name) { $this->worker->addFunction($identifier, $function_name); log_message('debug', "Gearman Library: Successfully added worker function with identifier $identifier with function $function_name");

} /**

• Listen for a job
• @access public
• @return void / public function work() { $this->worker->work(); } /*
• Perform a job in background for a client
• @access public
• @param string
• @param string
• @return void */ public function do_job_background($function,$param) { $this->client->doBackground($function,$param); log_message('debug', "Gearman Library: Performed task with function $function with parameter $param"); }

/**

• Runs through all of the servers defined in the configuration and attempts to connect to each
• @param object
• @return void / private function _auto_connect($object) { $this->CI->load->config('gearman'); $this->gearman_host = $this->CI->config->item('gearman_server'); $this->gearman_port = $this->CI->config->item('gearman_port'); foreach($this->gearman_host as $key=>$server) { if(!$object->addServer($server,$this->gearman_port[$key])) { $this->errors[] = "Gearman Library: Could not connect to the server named $key"; log_message('error', 'Gearman Library: Could not connect to the server named "'.$key.'"'); } else { log_message('debug', 'Gearman Library: Successfully connected to the server named "'.$key.'"'); } } } /*
• Returns worker error
• @access public
• @return void */ function error() { return $this->worker->error(); }

} ?> [/code] Config file for Gearman Name : gearman.php path: system/application/config [code]

<?php /**

• Gearman custom config file. */ $config['gearman_server'] = array('127.0.0.1'); $config['gearman_port'] = array('4730');

?> [/code]

Example of use

[code] $this->load->library('gearman_library'); $this->gearman_library->gearman_client(); $this->gearman_library->do_job_background('identifier',serialize($params)); [/code]