130 lines
2.4 KiB
PHP
130 lines
2.4 KiB
PHP
<?php
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namespace Kiri\Crontab;
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use Exception;
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use Kiri\Abstracts\Config;
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use Kiri\Cache\Redis;
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use Kiri\Exception\ConfigException;
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use Kiri\Kiri;
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use Server\Abstracts\CustomProcess;
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use Server\ServerManager;
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use Swoole\Process;
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use Swoole\Timer;
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use Throwable;
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/**
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* Class Zookeeper
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* @package Kiri\Process
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*/
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class Zookeeper extends CustomProcess
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{
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private int $workerNum = 0;
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private int $_timer = -1;
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/**
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* @param Process $process
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* @return string
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* @throws ConfigException
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*/
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public function getProcessName(Process $process): string
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{
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$name = Config::get('id', 'system') . '[' . $process->pid . ']';
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if (!empty($prefix)) {
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$name .= '.Crontab zookeeper';
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}
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return $name;
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}
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/**
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* @param Process $process
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* @throws Exception
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*/
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public function onHandler(Process $process): void
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{
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$this->_timer = Timer::tick(300, [$this, 'loop']);
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}
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/**
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* @throws ConfigException
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* @throws Exception
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*/
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public function loop()
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{
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if ($this->checkProcessIsStop()) {
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$this->exit();
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Timer::clear($this->_timer);
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return;
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}
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$redis = Kiri::app()->getRedis();
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defer(fn() => $redis->release());
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$range = $this->loadCarobTask($redis);
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foreach ($range as $value) {
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$this->dispatch($redis, $value);
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}
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}
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/**
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* @param Redis|\Redis $redis
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* @param $value
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* @throws Exception
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*/
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private function dispatch(Redis|\Redis $redis, $value)
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{
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try {
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if (empty($handler = $redis->get('crontab:' . $value))) {
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return;
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}
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$server = di(ServerManager::class)->getServer();
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$server->sendMessage(swoole_unserialize($handler), $this->getWorker());
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} catch (Throwable $exception) {
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logger()->addError($exception);
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}
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}
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/**
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* @return int
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* @throws Exception
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*/
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private function getWorker(): int
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{
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if ($this->workerNum == 0) {
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$server = di(ServerManager::class)->getServer();
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$this->workerNum = $server->setting['worker_num'] + ($server->setting['task_worker_num'] ?? 0);
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}
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return random_int(0, $this->workerNum - 1);
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}
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/**
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* @param Redis|\Redis $redis
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* @return array
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*/
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private function loadCarobTask(Redis|\Redis $redis): array
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{
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$script = <<<SCRIPT
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local _two = redis.call('zRangeByScore', KEYS[1], '0', ARGV[1])
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if (table.getn(_two) > 0) then
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redis.call('ZREM', KEYS[1], unpack(_two))
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end
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return _two
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SCRIPT;
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return $redis->eval($script, [Producer::CRONTAB_KEY, (string)time()], 1);
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}
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}
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