mirror of
https://github.com/idanoo/php-resque
synced 2025-07-01 05:32:20 +00:00
- Reformatted files to PSR2 standard
- Removed credis for native phpredis - Tidied up some docs - Setting up new travis.ci build
This commit is contained in:
Daniel Mason
parent
065d5a4c63
commit
ae84530132
30 changed files with 3724 additions and 2682 deletions
661
lib/Resque.php
661
lib/Resque.php
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@ -1,379 +1,380 @@
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<?php
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/**
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* Base Resque class.
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*
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* @package Resque
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* @author Chris Boulton <chris@bigcommerce.com>
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* @license http://www.opensource.org/licenses/mit-license.php
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* @package Resque
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* @author Chris Boulton <chris@bigcommerce.com>
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* @license http://www.opensource.org/licenses/mit-license.php
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*/
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class Resque
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{
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const VERSION = '1.2';
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const VERSION = '1.4';
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const DEFAULT_INTERVAL = 5;
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/**
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* @var Resque_Redis Instance of Resque_Redis that talks to redis.
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*/
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public static $redis = null;
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/**
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* @var Resque_Redis Instance of Resque_Redis that talks to redis.
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*/
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public static $redis = null;
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/**
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* @var mixed Host/port conbination separated by a colon, or a nested
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* array of server swith host/port pairs
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*/
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protected static $redisServer = null;
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/**
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* @var mixed Host/port conbination separated by a colon, or a nested
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* array of server swith host/port pairs
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*/
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protected static $redisServer = null;
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/**
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* @var int ID of Redis database to select.
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*/
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protected static $redisDatabase = 0;
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/**
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* @var int ID of Redis database to select.
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*/
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protected static $redisDatabase = 0;
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/**
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* Given a host/port combination separated by a colon, set it as
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* the redis server that Resque will talk to.
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*
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* @param mixed $server Host/port combination separated by a colon, DSN-formatted URI, or
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* a callable that receives the configured database ID
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* and returns a Resque_Redis instance, or
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* a nested array of servers with host/port pairs.
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* @param int $database
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*/
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public static function setBackend($server, $database = 0)
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{
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self::$redisServer = $server;
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self::$redisDatabase = $database;
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self::$redis = null;
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}
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/**
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* Given a host/port combination separated by a colon, set it as
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* the redis server that Resque will talk to.
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*
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* @param mixed $server Host/port combination separated by a colon, DSN-formatted URI, or
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* a callable that receives the configured database ID
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* and returns a Resque_Redis instance, or
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* a nested array of servers with host/port pairs.
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* @param int $database
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*/
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public static function setBackend($server, $database = 0)
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{
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self::$redisServer = $server;
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self::$redisDatabase = $database;
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self::$redis = null;
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}
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/**
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* Return an instance of the Resque_Redis class instantiated for Resque.
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*
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* @return Resque_Redis Instance of Resque_Redis.
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*/
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public static function redis()
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{
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if (self::$redis !== null) {
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return self::$redis;
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}
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/**
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* Return an instance of the Resque_Redis class instantiated for Resque.
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*
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* @return Resque_Redis Instance of Resque_Redis.
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*/
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public static function redis()
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{
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if (self::$redis !== null) {
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return self::$redis;
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}
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if (is_callable(self::$redisServer)) {
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self::$redis = call_user_func(self::$redisServer, self::$redisDatabase);
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} else {
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self::$redis = new Resque_Redis(self::$redisServer, self::$redisDatabase);
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}
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if (is_callable(self::$redisServer)) {
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self::$redis = call_user_func(self::$redisServer, self::$redisDatabase);
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} else {
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self::$redis = new Resque_Redis(self::$redisServer, self::$redisDatabase);
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}
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return self::$redis;
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}
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return self::$redis;
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}
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/**
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* fork() helper method for php-resque that handles issues PHP socket
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* and phpredis have with passing around sockets between child/parent
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* processes.
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*
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* Will close connection to Redis before forking.
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*
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* @return int Return vars as per pcntl_fork(). False if pcntl_fork is unavailable
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*/
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public static function fork()
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{
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if(!function_exists('pcntl_fork')) {
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return false;
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}
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/**
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* fork() helper method for php-resque that handles issues PHP socket
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* and phpredis have with passing around sockets between child/parent
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* processes.
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*
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* Will close connection to Redis before forking.
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*
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* @return int Return vars as per pcntl_fork(). False if pcntl_fork is unavailable
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*/
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public static function fork()
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{
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if (!function_exists('pcntl_fork')) {
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return false;
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}
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// Close the connection to Redis before forking.
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// This is a workaround for issues phpredis has.
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self::$redis = null;
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// Close the connection to Redis before forking.
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// This is a workaround for issues phpredis has.
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self::$redis = null;
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$pid = pcntl_fork();
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if($pid === -1) {
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throw new RuntimeException('Unable to fork child worker.');
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}
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$pid = pcntl_fork();
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if ($pid === -1) {
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throw new RuntimeException('Unable to fork child worker.');
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}
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return $pid;
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}
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return $pid;
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}
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/**
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* Push a job to the end of a specific queue. If the queue does not
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* exist, then create it as well.
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*
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* @param string $queue The name of the queue to add the job to.
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* @param array $item Job description as an array to be JSON encoded.
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*/
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public static function push($queue, $item)
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{
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$encodedItem = json_encode($item);
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if ($encodedItem === false) {
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return false;
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}
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self::redis()->sadd('queues', $queue);
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$length = self::redis()->rpush('queue:' . $queue, $encodedItem);
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if ($length < 1) {
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return false;
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}
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return true;
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}
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/**
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* Push a job to the end of a specific queue. If the queue does not
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* exist, then create it as well.
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*
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* @param string $queue The name of the queue to add the job to.
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* @param array $item Job description as an array to be JSON encoded.
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*/
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public static function push($queue, $item)
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{
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$encodedItem = json_encode($item);
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if ($encodedItem === false) {
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return false;
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}
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self::redis()->sadd('queues', $queue);
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$length = self::redis()->rpush('queue:' . $queue, $encodedItem);
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if ($length < 1) {
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return false;
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}
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return true;
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}
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/**
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* Pop an item off the end of the specified queue, decode it and
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* return it.
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*
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* @param string $queue The name of the queue to fetch an item from.
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* @return array Decoded item from the queue.
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*/
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public static function pop($queue)
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{
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/**
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* Pop an item off the end of the specified queue, decode it and
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* return it.
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*
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* @param string $queue The name of the queue to fetch an item from.
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* @return array Decoded item from the queue.
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*/
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public static function pop($queue)
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{
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$item = self::redis()->lpop('queue:' . $queue);
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if(!$item) {
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return;
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}
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if (!$item) {
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return;
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}
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return json_decode($item, true);
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}
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return json_decode($item, true);
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}
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/**
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* Remove items of the specified queue
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*
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* @param string $queue The name of the queue to fetch an item from.
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* @param array $items
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* @return integer number of deleted items
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*/
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public static function dequeue($queue, $items = Array())
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{
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if(count($items) > 0) {
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return self::removeItems($queue, $items);
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} else {
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return self::removeList($queue);
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}
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}
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/**
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* Remove items of the specified queue
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*
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* @param string $queue The name of the queue to fetch an item from.
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* @param array $items
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* @return integer number of deleted items
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*/
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public static function dequeue($queue, $items = Array())
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{
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if (count($items) > 0) {
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return self::removeItems($queue, $items);
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} else {
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return self::removeList($queue);
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}
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}
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/**
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* Remove specified queue
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*
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* @param string $queue The name of the queue to remove.
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* @return integer Number of deleted items
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*/
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public static function removeQueue($queue)
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{
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$num = self::removeList($queue);
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self::redis()->srem('queues', $queue);
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return $num;
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}
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/**
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* Remove specified queue
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*
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* @param string $queue The name of the queue to remove.
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* @return integer Number of deleted items
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*/
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public static function removeQueue($queue)
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{
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$num = self::removeList($queue);
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self::redis()->srem('queues', $queue);
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return $num;
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}
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/**
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* Pop an item off the end of the specified queues, using blocking list pop,
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* decode it and return it.
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*
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* @param array $queues
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* @param int $timeout
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* @return null|array Decoded item from the queue.
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*/
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public static function blpop(array $queues, $timeout)
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{
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$list = array();
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foreach($queues AS $queue) {
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$list[] = 'queue:' . $queue;
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}
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/**
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* Pop an item off the end of the specified queues, using blocking list pop,
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* decode it and return it.
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*
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* @param array $queues
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* @param int $timeout
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* @return null|array Decoded item from the queue.
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*/
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public static function blpop(array $queues, $timeout)
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{
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$list = array();
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foreach ($queues AS $queue) {
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$list[] = 'queue:' . $queue;
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}
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$item = self::redis()->blpop($list, (int)$timeout);
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$item = self::redis()->blpop($list, (int)$timeout);
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if(!$item) {
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return;
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}
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if (!$item) {
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return;
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}
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/**
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* Normally the Resque_Redis class returns queue names without the prefix
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* But the blpop is a bit different. It returns the name as prefix:queue:name
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* So we need to strip off the prefix:queue: part
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*/
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$queue = substr($item[0], strlen(self::redis()->getPrefix() . 'queue:'));
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/**
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* Normally the Resque_Redis class returns queue names without the prefix
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* But the blpop is a bit different. It returns the name as prefix:queue:name
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* So we need to strip off the prefix:queue: part
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*/
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$queue = substr($item[0], strlen(self::redis()->getPrefix() . 'queue:'));
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return array(
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'queue' => $queue,
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'payload' => json_decode($item[1], true)
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);
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}
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return array(
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'queue' => $queue,
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'payload' => json_decode($item[1], true)
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);
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}
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/**
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* Return the size (number of pending jobs) of the specified queue.
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*
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* @param string $queue name of the queue to be checked for pending jobs
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*
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* @return int The size of the queue.
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*/
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public static function size($queue)
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{
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return self::redis()->llen('queue:' . $queue);
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}
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/**
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* Return the size (number of pending jobs) of the specified queue.
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*
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* @param string $queue name of the queue to be checked for pending jobs
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*
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* @return int The size of the queue.
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*/
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public static function size($queue)
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{
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return self::redis()->llen('queue:' . $queue);
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}
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/**
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* Create a new job and save it to the specified queue.
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*
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* @param string $queue The name of the queue to place the job in.
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* @param string $class The name of the class that contains the code to execute the job.
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* @param array $args Any optional arguments that should be passed when the job is executed.
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* @param boolean $trackStatus Set to true to be able to monitor the status of a job.
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*
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* @return string|boolean Job ID when the job was created, false if creation was cancelled due to beforeEnqueue
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*/
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public static function enqueue($queue, $class, $args = null, $trackStatus = false)
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{
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$id = Resque::generateJobId();
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$hookParams = array(
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'class' => $class,
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'args' => $args,
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'queue' => $queue,
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'id' => $id,
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);
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try {
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Resque_Event::trigger('beforeEnqueue', $hookParams);
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}
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catch(Resque_Job_DontCreate $e) {
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return false;
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}
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/**
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* Create a new job and save it to the specified queue.
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*
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* @param string $queue The name of the queue to place the job in.
|
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* @param string $class The name of the class that contains the code to execute the job.
|
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* @param array $args Any optional arguments that should be passed when the job is executed.
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* @param boolean $trackStatus Set to true to be able to monitor the status of a job.
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*
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* @return string|boolean Job ID when the job was created, false if creation was cancelled due to beforeEnqueue
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*/
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public static function enqueue($queue, $class, $args = null, $trackStatus = false)
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{
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$id = Resque::generateJobId();
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$hookParams = array(
|
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'class' => $class,
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'args' => $args,
|
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'queue' => $queue,
|
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'id' => $id,
|
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);
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try {
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Resque_Event::trigger('beforeEnqueue', $hookParams);
|
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} catch (Resque_Job_DontCreate $e) {
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return false;
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}
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|
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Resque_Job::create($queue, $class, $args, $trackStatus, $id);
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Resque_Event::trigger('afterEnqueue', $hookParams);
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Resque_Job::create($queue, $class, $args, $trackStatus, $id);
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Resque_Event::trigger('afterEnqueue', $hookParams);
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|
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return $id;
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}
|
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return $id;
|
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}
|
||||
|
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/**
|
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* Reserve and return the next available job in the specified queue.
|
||||
*
|
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* @param string $queue Queue to fetch next available job from.
|
||||
* @return Resque_Job Instance of Resque_Job to be processed, false if none or error.
|
||||
*/
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public static function reserve($queue)
|
||||
{
|
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return Resque_Job::reserve($queue);
|
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}
|
||||
/**
|
||||
* Reserve and return the next available job in the specified queue.
|
||||
*
|
||||
* @param string $queue Queue to fetch next available job from.
|
||||
* @return Resque_Job Instance of Resque_Job to be processed, false if none or error.
|
||||
*/
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public static function reserve($queue)
|
||||
{
|
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return Resque_Job::reserve($queue);
|
||||
}
|
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|
||||
/**
|
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* Get an array of all known queues.
|
||||
*
|
||||
* @return array Array of queues.
|
||||
*/
|
||||
public static function queues()
|
||||
{
|
||||
$queues = self::redis()->smembers('queues');
|
||||
if(!is_array($queues)) {
|
||||
$queues = array();
|
||||
}
|
||||
return $queues;
|
||||
}
|
||||
/**
|
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* Get an array of all known queues.
|
||||
*
|
||||
* @return array Array of queues.
|
||||
*/
|
||||
public static function queues()
|
||||
{
|
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$queues = self::redis()->smembers('queues');
|
||||
if (!is_array($queues)) {
|
||||
$queues = array();
|
||||
}
|
||||
return $queues;
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove Items from the queue
|
||||
* Safely moving each item to a temporary queue before processing it
|
||||
* If the Job matches, counts otherwise puts it in a requeue_queue
|
||||
* which at the end eventually be copied back into the original queue
|
||||
*
|
||||
* @private
|
||||
*
|
||||
* @param string $queue The name of the queue
|
||||
* @param array $items
|
||||
* @return integer number of deleted items
|
||||
*/
|
||||
private static function removeItems($queue, $items = Array())
|
||||
{
|
||||
$counter = 0;
|
||||
$originalQueue = 'queue:'. $queue;
|
||||
$tempQueue = $originalQueue. ':temp:'. time();
|
||||
$requeueQueue = $tempQueue. ':requeue';
|
||||
/**
|
||||
* Remove Items from the queue
|
||||
* Safely moving each item to a temporary queue before processing it
|
||||
* If the Job matches, counts otherwise puts it in a requeue_queue
|
||||
* which at the end eventually be copied back into the original queue
|
||||
*
|
||||
* @private
|
||||
*
|
||||
* @param string $queue The name of the queue
|
||||
* @param array $items
|
||||
* @return integer number of deleted items
|
||||
*/
|
||||
private static function removeItems($queue, $items = Array())
|
||||
{
|
||||
$counter = 0;
|
||||
$originalQueue = 'queue:' . $queue;
|
||||
$tempQueue = $originalQueue . ':temp:' . time();
|
||||
$requeueQueue = $tempQueue . ':requeue';
|
||||
|
||||
// move each item from original queue to temp queue and process it
|
||||
$finished = false;
|
||||
while (!$finished) {
|
||||
$string = self::redis()->rpoplpush($originalQueue, self::redis()->getPrefix() . $tempQueue);
|
||||
// move each item from original queue to temp queue and process it
|
||||
$finished = false;
|
||||
while (!$finished) {
|
||||
$string = self::redis()->rpoplpush($originalQueue, self::redis()->getPrefix() . $tempQueue);
|
||||
|
||||
if (!empty($string)) {
|
||||
if(self::matchItem($string, $items)) {
|
||||
self::redis()->rpop($tempQueue);
|
||||
$counter++;
|
||||
} else {
|
||||
self::redis()->rpoplpush($tempQueue, self::redis()->getPrefix() . $requeueQueue);
|
||||
}
|
||||
} else {
|
||||
$finished = true;
|
||||
}
|
||||
}
|
||||
if (!empty($string)) {
|
||||
if (self::matchItem($string, $items)) {
|
||||
self::redis()->rpop($tempQueue);
|
||||
$counter++;
|
||||
} else {
|
||||
self::redis()->rpoplpush($tempQueue, self::redis()->getPrefix() . $requeueQueue);
|
||||
}
|
||||
} else {
|
||||
$finished = true;
|
||||
}
|
||||
}
|
||||
|
||||
// move back from temp queue to original queue
|
||||
$finished = false;
|
||||
while (!$finished) {
|
||||
$string = self::redis()->rpoplpush($requeueQueue, self::redis()->getPrefix() .$originalQueue);
|
||||
if (empty($string)) {
|
||||
$finished = true;
|
||||
}
|
||||
}
|
||||
// move back from temp queue to original queue
|
||||
$finished = false;
|
||||
while (!$finished) {
|
||||
$string = self::redis()->rpoplpush($requeueQueue, self::redis()->getPrefix() . $originalQueue);
|
||||
if (empty($string)) {
|
||||
$finished = true;
|
||||
}
|
||||
}
|
||||
|
||||
// remove temp queue and requeue queue
|
||||
self::redis()->del($requeueQueue);
|
||||
self::redis()->del($tempQueue);
|
||||
// remove temp queue and requeue queue
|
||||
self::redis()->del($requeueQueue);
|
||||
self::redis()->del($tempQueue);
|
||||
|
||||
return $counter;
|
||||
}
|
||||
return $counter;
|
||||
}
|
||||
|
||||
/**
|
||||
* matching item
|
||||
* item can be ['class'] or ['class' => 'id'] or ['class' => {:foo => 1, :bar => 2}]
|
||||
* @private
|
||||
*
|
||||
* @params string $string redis result in json
|
||||
* @params $items
|
||||
*
|
||||
* @return (bool)
|
||||
*/
|
||||
private static function matchItem($string, $items)
|
||||
{
|
||||
$decoded = json_decode($string, true);
|
||||
/**
|
||||
* matching item
|
||||
* item can be ['class'] or ['class' => 'id'] or ['class' => {:foo => 1, :bar => 2}]
|
||||
* @private
|
||||
*
|
||||
* @params string $string redis result in json
|
||||
* @params $items
|
||||
*
|
||||
* @return (bool)
|
||||
*/
|
||||
private static function matchItem($string, $items)
|
||||
{
|
||||
$decoded = json_decode($string, true);
|
||||
|
||||
foreach($items as $key => $val) {
|
||||
# class name only ex: item[0] = ['class']
|
||||
if (is_numeric($key)) {
|
||||
if($decoded['class'] == $val) {
|
||||
return true;
|
||||
}
|
||||
# class name with args , example: item[0] = ['class' => {'foo' => 1, 'bar' => 2}]
|
||||
} elseif (is_array($val)) {
|
||||
$decodedArgs = (array)$decoded['args'][0];
|
||||
if ($decoded['class'] == $key &&
|
||||
count($decodedArgs) > 0 && count(array_diff($decodedArgs, $val)) == 0) {
|
||||
return true;
|
||||
}
|
||||
# class name with ID, example: item[0] = ['class' => 'id']
|
||||
} else {
|
||||
if ($decoded['class'] == $key && $decoded['id'] == $val) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
foreach ($items as $key => $val) {
|
||||
# class name only ex: item[0] = ['class']
|
||||
if (is_numeric($key)) {
|
||||
if ($decoded['class'] == $val) {
|
||||
return true;
|
||||
}
|
||||
# class name with args , example: item[0] = ['class' => {'foo' => 1, 'bar' => 2}]
|
||||
} elseif (is_array($val)) {
|
||||
$decodedArgs = (array)$decoded['args'][0];
|
||||
if ($decoded['class'] == $key &&
|
||||
count($decodedArgs) > 0 && count(array_diff($decodedArgs, $val)) == 0) {
|
||||
return true;
|
||||
}
|
||||
# class name with ID, example: item[0] = ['class' => 'id']
|
||||
} else {
|
||||
if ($decoded['class'] == $key && $decoded['id'] == $val) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove List
|
||||
*
|
||||
* @private
|
||||
*
|
||||
* @params string $queue the name of the queue
|
||||
* @return integer number of deleted items belongs to this list
|
||||
*/
|
||||
private static function removeList($queue)
|
||||
{
|
||||
$counter = self::size($queue);
|
||||
$result = self::redis()->del('queue:' . $queue);
|
||||
return ($result == 1) ? $counter : 0;
|
||||
}
|
||||
/**
|
||||
* Remove List
|
||||
*
|
||||
* @private
|
||||
*
|
||||
* @params string $queue the name of the queue
|
||||
* @return integer number of deleted items belongs to this list
|
||||
*/
|
||||
private static function removeList($queue)
|
||||
{
|
||||
$counter = self::size($queue);
|
||||
$result = self::redis()->del('queue:' . $queue);
|
||||
return ($result == 1) ? $counter : 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Generate an identifier to attach to a job for status tracking.
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
public static function generateJobId()
|
||||
{
|
||||
return md5(uniqid('', true));
|
||||
}
|
||||
/*
|
||||
* Generate an identifier to attach to a job for status tracking.
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
public static function generateJobId()
|
||||
{
|
||||
return md5(uniqid('', true));
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue