| 1: | <?php declare(strict_types = 1); |
| 2: | |
| 3: | namespace ApiGen\Scheduler; |
| 4: | |
| 5: | use ApiGen\Helpers; |
| 6: | use ApiGen\Task\Task; |
| 7: | use ApiGen\Task\TaskHandler; |
| 8: | use ApiGen\Task\TaskHandlerFactory; |
| 9: | use Composer\Autoload\ClassLoader; |
| 10: | use Nette\DI\Container; |
| 11: | |
| 12: | use function dirname; |
| 13: | use function proc_close; |
| 14: | use function proc_open; |
| 15: | use function sprintf; |
| 16: | use function var_export; |
| 17: | |
| 18: | use const PHP_BINARY; |
| 19: | use const PHP_OS_FAMILY; |
| 20: | use const STDERR; |
| 21: | |
| 22: | |
| 23: | |
| 24: | |
| 25: | |
| 26: | |
| 27: | |
| 28: | |
| 29: | class ExecScheduler extends WorkerScheduler |
| 30: | { |
| 31: | |
| 32: | protected array $workers = []; |
| 33: | |
| 34: | |
| 35: | |
| 36: | |
| 37: | |
| 38: | |
| 39: | |
| 40: | |
| 41: | public function __construct( |
| 42: | protected string $containerClass, |
| 43: | protected array $containerParameters, |
| 44: | protected string $handlerFactoryClass, |
| 45: | protected mixed $context, |
| 46: | int $workerCount, |
| 47: | ) { |
| 48: | parent::__construct($workerCount); |
| 49: | } |
| 50: | |
| 51: | |
| 52: | protected function start(): void |
| 53: | { |
| 54: | $command = [ |
| 55: | PHP_BINARY, |
| 56: | '--run', |
| 57: | sprintf('require %s;', var_export(__DIR__ . '/worker.php', return: true)), |
| 58: | '--', |
| 59: | dirname(Helpers::classLikePath(ClassLoader::class), 2) . '/autoload.php', |
| 60: | Helpers::classLikePath($this->containerClass), |
| 61: | $this->containerClass, |
| 62: | $this->handlerFactoryClass, |
| 63: | ]; |
| 64: | |
| 65: | $descriptors = [ |
| 66: | PHP_OS_FAMILY === 'Windows' ? ['socket'] : ['pipe', 'r'], |
| 67: | PHP_OS_FAMILY === 'Windows' ? ['socket'] : ['pipe', 'w'], |
| 68: | STDERR, |
| 69: | ]; |
| 70: | |
| 71: | for ($workerId = 0; $workerId < $this->workerCount; $workerId++) { |
| 72: | $workerProcess = proc_open($command, $descriptors, $pipes); |
| 73: | |
| 74: | if ($workerProcess === false) { |
| 75: | throw new \RuntimeException('Failed to start worker process, try running ApiGen with --workers 1'); |
| 76: | } |
| 77: | |
| 78: | $this->workers[$workerId] = $workerProcess; |
| 79: | $this->workerWritableStreams[$workerId] = $pipes[0]; |
| 80: | $this->workerReadableStreams[$workerId] = $pipes[1]; |
| 81: | self::writeMessage($this->workerWritableStreams[$workerId], $this->containerParameters); |
| 82: | self::writeMessage($this->workerWritableStreams[$workerId], $this->context); |
| 83: | } |
| 84: | } |
| 85: | |
| 86: | |
| 87: | protected function stop(): void |
| 88: | { |
| 89: | foreach ($this->workers as $worker) { |
| 90: | if (proc_close($worker) !== 0) { |
| 91: | throw new \RuntimeException('Worker process crashed, try running ApiGen with --workers 1'); |
| 92: | } |
| 93: | } |
| 94: | } |
| 95: | } |
| 96: | |