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<?php |
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namespace Spatie\Async\Process; |
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use Throwable; |
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use Spatie\Async\Output\ParallelError; |
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use Symfony\Component\Process\Process; |
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use Spatie\Async\Output\SerializableException; |
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class ParallelProcess implements Runnable |
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{ |
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protected $process; |
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protected $id; |
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protected $pid; |
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protected $output; |
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protected $errorOutput; |
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protected $startTime; |
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use ProcessCallbacks; |
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public function __construct(Process $process, int $id) |
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{ |
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$this->process = $process; |
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$this->id = $id; |
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} |
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public static function create(Process $process, int $id): self |
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{ |
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return new self($process, $id); |
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} |
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public function start(): self |
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{ |
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$this->startTime = microtime(true); |
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$this->process->start(); |
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$this->pid = $this->process->getPid(); |
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return $this; |
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} |
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public function stop(): self |
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{ |
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$this->process->stop(10, SIGKILL); |
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return $this; |
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} |
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public function isRunning(): bool |
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{ |
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return $this->process->isRunning(); |
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} |
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public function isSuccessful(): bool |
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{ |
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return $this->process->isSuccessful(); |
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} |
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public function isTerminated(): bool |
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{ |
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return $this->process->isTerminated(); |
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} |
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/** |
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* Flush the process's stdout output buffer (it is then kept by Symfony's copy of stdout). |
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* Due to stdout output buffering, it is possible for a program to hang once it fills the buffer for stdout. At this point, the program wouldn't do anything else. By forcing a check on the program's output, we can ensure that we actually read through the output buffer. |
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*/ |
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public function seekOutput() |
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{ |
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$this->process->getOutput(); |
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} |
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public function getOutput() |
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{ |
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if (! $this->output) { |
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$processOutput = $this->process->getOutput(); |
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$this->output = @unserialize(base64_decode($processOutput)); |
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if (! $this->output) { |
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$this->errorOutput = $processOutput; |
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} |
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} |
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return $this->output; |
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} |
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public function getErrorOutput() |
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{ |
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if (! $this->errorOutput) { |
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$processOutput = $this->process->getErrorOutput(); |
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$this->errorOutput = @unserialize(base64_decode($processOutput)); |
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if (! $this->errorOutput) { |
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$this->errorOutput = $processOutput; |
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} |
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} |
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return $this->errorOutput; |
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} |
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public function getProcess(): Process |
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{ |
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return $this->process; |
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} |
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public function getId(): int |
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{ |
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return $this->id; |
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} |
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public function getPid(): ?int |
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{ |
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return $this->pid; |
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} |
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public function getCurrentExecutionTime(): float |
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{ |
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return microtime(true) - $this->startTime; |
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} |
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protected function resolveErrorOutput(): Throwable |
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{ |
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$exception = $this->getErrorOutput(); |
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if ($exception instanceof SerializableException) { |
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$exception = $exception->asThrowable(); |
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} |
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if (! $exception instanceof Throwable) { |
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$exception = ParallelError::fromException($exception); |
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} |
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return $exception; |
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} |
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} |
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spatie /
async
