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<?php |
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declare(strict_types=1); |
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namespace Dandelion\Process; |
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use Closure; |
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class ProcessPool implements ProcessPoolInterface |
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{ |
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/** |
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* @var \Symfony\Component\Process\Process[] |
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*/ |
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protected $runningProcesses; |
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/** |
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* @var \Symfony\Component\Process\Process[] |
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*/ |
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protected $processes; |
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/** |
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* @var \Closure[] |
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*/ |
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protected $callbacks; |
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/** |
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* @var \Dandelion\Process\ProcessFactory |
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*/ |
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protected $processFactory; |
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/** |
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* @param \Dandelion\Process\ProcessFactory $processFactory |
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*/ |
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public function __construct( |
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ProcessFactory $processFactory |
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) { |
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$this->processes = []; |
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$this->callbacks = []; |
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$this->runningProcesses = []; |
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$this->processFactory = $processFactory; |
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} |
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/** |
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* @param string[] $command |
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* @param \Closure|null $callback |
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* |
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* @return \Dandelion\Process\ProcessPoolInterface |
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*/ |
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public function addProcess(array $command, ?Closure $callback = null): ProcessPoolInterface |
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{ |
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$this->processes[] = $this->processFactory->create($command); |
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$this->callbacks[] = $callback; |
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return $this; |
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} |
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/** |
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* @return \Dandelion\Process\ProcessPoolInterface |
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*/ |
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public function start(): ProcessPoolInterface |
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{ |
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if (count($this->processes) === 0) { |
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return $this; |
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} |
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foreach ($this->processes as $process) { |
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$this->runningProcesses[] = $process; |
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$process->start(); |
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} |
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return $this->wait(); |
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} |
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/** |
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* @return \Dandelion\Process\ProcessPoolInterface |
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*/ |
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protected function wait(): ProcessPoolInterface |
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{ |
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while (!empty($this->runningProcesses)) { |
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foreach ($this->runningProcesses as $index => $runningProcess) { |
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if ($runningProcess->isRunning()) { |
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continue; |
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} |
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if ($this->callbacks[$index] !== null) { |
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$this->callbacks[$index]($runningProcess); |
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} |
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unset($this->runningProcesses[$index]); |
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} |
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sleep(1); |
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} |
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return $this; |
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} |
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} |
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dandelionphp /
dandelion
