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편집 파일: ProcessDriver.php

<?php

namespace Illuminate\Concurrency;

use Closure;
use Exception;
use Illuminate\Console\Application;
use Illuminate\Contracts\Concurrency\Driver;
use Illuminate\Process\Factory as ProcessFactory;
use Illuminate\Process\Pool;
use Illuminate\Support\Arr;
use Illuminate\Support\Defer\DeferredCallback;
use Laravel\SerializableClosure\SerializableClosure;

use function Illuminate\Support\defer;

class ProcessDriver implements Driver
{
    /**
     * Create a new process based concurrency driver.
     */
    public function __construct(protected ProcessFactory $processFactory)
    {
        //
    }

/**
     * Run the given tasks concurrently and return an array containing the results.
     */
    public function run(Closure|array $tasks): array
    {
        $command = Application::formatCommandString('invoke-serialized-closure');

$results = $this->processFactory->pool(function (Pool $pool) use ($tasks, $command) {
            foreach (Arr::wrap($tasks) as $key => $task) {
                $pool->as($key)->path(base_path())->env([
                    'LARAVEL_INVOKABLE_CLOSURE' => base64_encode(
                        serialize(new SerializableClosure($task))
                    ),
                ])->command($command);
            }
        })->start()->wait();

return $results->collect()->mapWithKeys(function ($result, $key) {
            if ($result->failed()) {
                throw new Exception('Concurrent process failed with exit code ['.$result->exitCode().']. Message: '.$result->errorOutput());
            }

$result = json_decode($result->output(), true);

if (! $result['successful']) {
                throw new $result['exception'](
                    ...(! empty(array_filter($result['parameters']))
                        ? $result['parameters']
                        : [$result['message']])
                );
            }

return [$key => unserialize($result['result'])];
        })->all();
    }

/**
     * Start the given tasks in the background after the current task has finished.
     */
    public function defer(Closure|array $tasks): DeferredCallback
    {
        $command = Application::formatCommandString('invoke-serialized-closure');

return defer(function () use ($tasks, $command) {
            foreach (Arr::wrap($tasks) as $task) {
                $this->processFactory->path(base_path())->env([
                    'LARAVEL_INVOKABLE_CLOSURE' => base64_encode(
                        serialize(new SerializableClosure($task))
                    ),
                ])->run($command.' 2>&1 &');
            }
        });
    }
}

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