PHP开发中如何处理分布式任务调度和处理

composer require php-amqplib/php-amqplib

<?php
require_once __DIR__ . '/vendor/autoload.php';

use PhpAmqpLibConnectionAMQPStreamConnection;
use PhpAmqpLibMessageAMQPMessage;

$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
$channel->queue_declare('task_queue', false, true, false, false);

$message = new AMQPMessage('任务', ['delivery_mode' => AMQPMessage::DELIVERY_MODE_PERSISTENT]);
$channel->basic_publish($message, '', 'task_queue');

echo "任务已发送
";

$channel->close();
$connection->close();
?>

<?php
require_once __DIR__ . '/vendor/autoload.php';

use PhpAmqpLibConnectionAMQPStreamConnection;

$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
$channel->queue_declare('task_queue', false, true, false, false);

echo "等待任务...
";

$callback = function ($message) {
  echo "接收到任务: " . $message->body . "
";
  // 处理任务的代码逻辑
  sleep(5); // 模拟任务处理时间
  echo "任务完成
";
  $message->delivery_info['channel']->basic_ack($message->delivery_info['delivery_tag']);
};

$channel->basic_qos(null, 1, null);
$channel->basic_consume('task_queue', '', false, false, false, false, $callback);

while ($channel->is_consuming()) {
  $channel->wait();
}

$channel->close();
$connection->close();
?>

composer require laravel/framework
composer require laravel/horizon

<?php

namespace AppConsole;

use IlluminateConsoleSchedulingSchedule;
use IlluminateFoundationConsoleKernel as ConsoleKernel;

class Kernel extends ConsoleKernel
{
    protected $commands = [
        //
    ];

    protected function schedule(Schedule $schedule)
    {
        $schedule->command('email:send')->daily();
    }

    protected function commands()
    {
        $this->load(__DIR__.'/Commands');
        require base_path('routes/console.php');
    }
}

php artisan horizon

<?php

$hadoop = new Hadoop();
$hadoop->putFile('/path/to/input/file', '/input/file.txt');
$hadoop->submitJob('/path/to/hadoop/job', '/input/file.txt', '/output/file.txt');
$jobId = $hadoop->getJobId();

echo "任务已提交，Job ID: " . $jobId . "
";

$result = $hadoop->getResult('/output/file.txt');

echo "任务结果: " . $result . "
";
?>