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<?php |
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namespace Hhxsv5\LaravelS\Swoole\Timer; |
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use Swoole\Timer; |
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abstract class CronJob implements CronJobInterface |
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{ |
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/** |
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* The seconds of global timer locking |
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* @var int |
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*/ |
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const GLOBAL_TIMER_LOCK_SECONDS = 60; |
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/** |
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* Swoole timer id |
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* @var int |
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*/ |
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protected $timerId; |
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/** |
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* The interval of Job in millisecond |
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* @var int |
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*/ |
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protected $interval; |
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/** |
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* Whether run immediately after start |
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* @var bool |
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*/ |
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protected $isImmediate; |
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/** |
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* The lock key of global timer |
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* @var string |
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*/ |
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protected static $globalTimerLockKey; |
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/** |
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* Whether enable CronJob |
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* @var bool |
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*/ |
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protected static $enable = true; |
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/** |
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* CronJob constructor. |
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* Optional: |
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* argument 0 is interval, int ms, default null, overridden by method interval() |
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* argument 1 is isImmediate, bool, default false, overridden by method isImmediate() |
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*/ |
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public function __construct() |
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{ |
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$args = func_get_args(); |
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$config = isset($args[0]) ? $args[0] : []; |
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if (is_array($config)) { |
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if (isset($config[0])) { |
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$this->interval = $config[0]; |
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} |
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if (isset($config[1])) { |
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$this->isImmediate = $config[1]; |
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} |
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} |
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} |
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/** |
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* @return int |
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*/ |
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public function interval() |
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{ |
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return $this->interval; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isImmediate() |
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{ |
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return $this->isImmediate; |
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} |
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public function setTimerId($timerId) |
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{ |
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$this->timerId = $timerId; |
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} |
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public function stop() |
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{ |
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if ($this->timerId && Timer::exists($this->timerId)) { |
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Timer::clear($this->timerId); |
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} |
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} |
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public static function getGlobalTimerCacheKey() |
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{ |
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return 'laravels:timer:' . strtolower(self::$globalTimerLockKey); |
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} |
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public static function getGlobalTimerLock() |
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{ |
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/**@var \Illuminate\Redis\RedisManager $redis */ |
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$redis = app('redis'); |
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$key = self::getGlobalTimerCacheKey(); |
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$value = self::getCurrentInstanceId(); |
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$expire = self::GLOBAL_TIMER_LOCK_SECONDS; |
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$result = $redis->set($key, $value, 'ex', $expire, 'nx'); |
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// Compatible with Predis and PhpRedis |
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return $result === true || ((string)$result === 'OK'); |
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} |
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protected static function getCurrentInstanceId() |
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{ |
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return sprintf('%s:%d', current(swoole_get_local_ip()) ?: gethostname(), config('laravels.listen_port')); |
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} |
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public static function isGlobalTimerAlive() |
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{ |
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/**@var \Redis|\RedisCluster|\Predis\Client $redis */ |
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$redis = app('redis')->client(); // Fix: Redis exists() always returns false on cluster mode for some older versions of Laravel/Lumen, see https://github.com/illuminate/redis/commit/62ff6a06a9c91902d3baa7feda20bab5e807606f |
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return (bool)$redis->exists(self::getGlobalTimerCacheKey()); |
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} |
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public static function isCurrentTimerAlive() |
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{ |
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/**@var \Illuminate\Redis\RedisManager $redis */ |
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$redis = app('redis'); |
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$key = self::getGlobalTimerCacheKey(); |
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$instanceId = $redis->get($key); |
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return $instanceId === self::getCurrentInstanceId(); |
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} |
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public static function renewGlobalTimerLock($expire) |
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{ |
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/**@var \Illuminate\Redis\RedisManager $redis */ |
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$redis = app('redis'); |
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return (bool)$redis->expire(self::getGlobalTimerCacheKey(), $expire); |
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} |
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public static function setGlobalTimerLockKey($lockKey) |
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{ |
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self::$globalTimerLockKey = $lockKey; |
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} |
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public static function checkSetEnable() |
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{ |
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if (self::isGlobalTimerAlive()) { |
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// Reset current timer to avoid repeated execution |
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self::setEnable(self::isCurrentTimerAlive()); |
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} else { |
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// Compete for timer lock |
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self::setEnable(self::getGlobalTimerLock()); |
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} |
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} |
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public static function setEnable($enable) |
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{ |
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self::$enable = (bool)$enable; |
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} |
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public static function isEnable() |
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{ |
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return self::$enable; |
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} |
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} |
hhxsv5 /
laravel-s
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