2024-05-10 11:31:45 +08:00

322 lines
9.9 KiB
PHP

<?php
/**
* This file is part of workerman.
*
* Licensed under The MIT License
* For full copyright and license information, please see the MIT-LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @author walkor<walkor@workerman.net>
* @copyright walkor<walkor@workerman.net>
* @link http://www.workerman.net/
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace Workerman\RedisQueue;
use RuntimeException;
use Workerman\Timer;
use Workerman\Redis\Client as Redis;
use Psr\Log\LoggerInterface;
/**
* Class Client
* @package Workerman\RedisQueue
*/
#[\AllowDynamicProperties]
class Client
{
/**
* Queue waiting for consumption
*/
const QUEUE_WAITING = '{redis-queue}-waiting';
/**
* Queue with delayed consumption
*/
const QUEUE_DELAYED = '{redis-queue}-delayed';
/**
* Queue with consumption failure
*/
const QUEUE_FAILED = '{redis-queue}-failed';
/**
* @var Redis
*/
protected $_redisSubscribe;
/**
* @var Redis
*/
protected $_redisSend;
/**
* @var array
*/
protected $_subscribeQueues = [];
/**
* @var LoggerInterface
*/
protected $_logger = null;
/**
* consume failure callback
* @var callable
*/
protected $_consumeFailure = null;
/**
* @var array
*/
protected $_options = [
'retry_seconds' => 5,
'max_attempts' => 5,
'auth' => '',
'db' => 0,
'prefix' => '',
];
/**
* Client constructor.
* @param $address
* @param array $options
*/
public function __construct($address, $options = [])
{
$this->_redisSubscribe = new Redis($address, $options);
$this->_redisSubscribe->brPoping = 0;
$this->_redisSend = new Redis($address, $options);
if (isset($options['auth']) && $options['auth'] !== '') {
$this->_redisSubscribe->auth($options['auth']);
$this->_redisSend->auth($options['auth']);
}
if (isset($options['db'])) {
$this->_redisSubscribe->select($options['db']);
$this->_redisSend->select($options['db']);
}
$this->_options = array_merge($this->_options, $options);
}
/**
* Send.
*
* @param $queue
* @param $data
* @param int $delay
* @param callable $cb
*/
public function send($queue, $data, $delay = 0, $cb = null)
{
static $_id = 0;
$id = \microtime(true) . '.' . (++$_id);
$now = time();
$package_str = \json_encode([
'id' => $id,
'time' => $now,
'delay' => $delay,
'attempts' => 0,
'queue' => $queue,
'data' => $data
]);
if (\is_callable($delay)) {
$cb = $delay;
$delay = 0;
}
if ($cb) {
$cb = function ($ret) use ($cb) {
$cb((bool)$ret);
};
if ($delay == 0) {
$this->_redisSend->lPush($this->_options['prefix'] . static::QUEUE_WAITING . $queue, $package_str, $cb);
} else {
$this->_redisSend->zAdd($this->_options['prefix'] . static::QUEUE_DELAYED, $now + $delay, $package_str, $cb);
}
return;
}
if ($delay == 0) {
$this->_redisSend->lPush($this->_options['prefix'] . static::QUEUE_WAITING . $queue, $package_str);
} else {
$this->_redisSend->zAdd($this->_options['prefix'] . static::QUEUE_DELAYED, $now + $delay, $package_str);
}
}
/**
* Set the consume failure callback.
*
* @param callable $callback
*/
public function onConsumeFailure(callable $callback)
{
$this->_consumeFailure = $callback;
}
/**
* Subscribe.
*
* @param string|array $queue
* @param callable $callback
*/
public function subscribe($queue, callable $callback)
{
$queue = (array)$queue;
foreach ($queue as $q) {
$redis_key = $this->_options['prefix'] . static::QUEUE_WAITING . $q;
$this->_subscribeQueues[$redis_key] = $callback;
}
$this->pull();
}
/**
* Unsubscribe.
*
* @param string|array $queue
* @return void
*/
public function unsubscribe($queue)
{
$queue = (array)$queue;
foreach ($queue as $q) {
$redis_key = $this->_options['prefix'] . static::QUEUE_WAITING . $q;
unset($this->_subscribeQueues[$redis_key]);
}
}
/**
* tryToPullDelayQueue.
*/
protected function tryToPullDelayQueue()
{
static $retry_timer = 0;
if ($retry_timer) {
return;
}
$retry_timer = Timer::add(1, function () {
$now = time();
$options = ['LIMIT', 0, 128];
$this->_redisSend->zrevrangebyscore($this->_options['prefix'] . static::QUEUE_DELAYED, $now, '-inf', $options, function ($items) {
if ($items === false) {
throw new RuntimeException($this->_redisSend->error());
}
foreach ($items as $package_str) {
$this->_redisSend->zRem($this->_options['prefix'] . static::QUEUE_DELAYED, $package_str, function ($result) use ($package_str) {
if ($result !== 1) {
return;
}
$package = \json_decode($package_str, true);
if (!$package) {
$this->_redisSend->lPush($this->_options['prefix'] . static::QUEUE_FAILED, $package_str);
return;
}
$this->_redisSend->lPush($this->_options['prefix'] . static::QUEUE_WAITING . $package['queue'], $package_str);
});
}
});
});
}
/**
* pull.
*/
public function pull()
{
$this->tryToPullDelayQueue();
if (!$this->_subscribeQueues || $this->_redisSubscribe->brPoping) {
return;
}
$cb = function ($data) use (&$cb) {
if ($data) {
$this->_redisSubscribe->brPoping = 0;
$redis_key = $data[0];
$package_str = $data[1];
$package = json_decode($package_str, true);
if (!$package) {
$this->_redisSend->lPush($this->_options['prefix'] . static::QUEUE_FAILED, $package_str);
} else {
if (!isset($this->_subscribeQueues[$redis_key])) {
// 取消订阅,放回队列
$this->_redisSend->rPush($redis_key, $package_str);
} else {
$callback = $this->_subscribeQueues[$redis_key];
try {
\call_user_func($callback, $package['data']);
} catch (\Throwable $e) {
$this->log((string)$e);
$package['max_attempts'] = $this->_options['max_attempts'];
$package['error'] = $e->getMessage();
$package_modified = null;
if ($this->_consumeFailure) {
try {
$package_modified = \call_user_func($this->_consumeFailure, $e, $package);
} catch (\Throwable $ta) {
$this->log((string)$ta);
}
}
if (is_array($package_modified)) {
$package['data'] = $package_modified['data'] ?? $package['data'];
$package['attempts'] = $package_modified['attempts'] ?? $package['attempts'];
$package['max_attempts'] = $package_modified['max_attempts'] ?? $package['max_attempts'];
$package['error'] = $package_modified['error'] ?? $package['error'];
}
if (++$package['attempts'] > $package['max_attempts']) {
$this->fail($package);
} else {
$this->retry($package);
}
}
}
}
}
if ($this->_subscribeQueues) {
$this->_redisSubscribe->brPoping = 1;
Timer::add(0.000001, [$this->_redisSubscribe, 'brPop'], [\array_keys($this->_subscribeQueues), 1, $cb], false);
}
};
$this->_redisSubscribe->brPoping = 1;
$this->_redisSubscribe->brPop(\array_keys($this->_subscribeQueues), 1, $cb);
}
/**
* @param $package
*/
protected function retry($package)
{
$delay = time() + $this->_options['retry_seconds'] * ($package['attempts']);
$this->_redisSend->zAdd($this->_options['prefix'] . static::QUEUE_DELAYED, $delay, \json_encode($package, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
}
/**
* @param $package
*/
protected function fail($package)
{
$this->_redisSend->lPush($this->_options['prefix'] . static::QUEUE_FAILED, \json_encode($package, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
}
/**
* @param $message
* @return void
*/
protected function log($message)
{
if ($this->_logger) {
$this->_logger->info($message);
return;
}
echo $message . PHP_EOL;
}
/**
* @param $logger
* @return mixed|LoggerInterface
*/
public function logger($logger = null)
{
if ($logger) {
$this->_logger = $logger;
}
return $this->_logger;
}
}