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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Deploy\Model;
class Process
{
/** @var int */
private $pid;
/** @var null|int */
private $status;
/** @var callable */
private $handler;
/**
* @param callable $handler
*/
public function __construct($handler)
{
$this->pid = 0;
$this->status = null;
$this->handler = $handler;
}
/**
* @return int
*/
public function getPid()
{
return $this->pid;
}
/**
* @param int $pid
* @return void
*/
public function setPid($pid)
{
$this->pid = $pid;
}
/**
* @return void
* @SuppressWarnings(PHPMD.ExitExpression)
*/
public function run()
{
$status = call_user_func($this->handler, $this);
$status = is_integer($status) ? $status : 0;
exit($status);
}
/**
* @return bool
*/
public function isCompleted()
{
$pid = pcntl_waitpid($this->getPid(), $status, WNOHANG);
if ($pid == -1 || $pid === $this->getPid()) {
$this->status = pcntl_wexitstatus($status);
return true;
}
return false;
}
/**
* @return int|null
*/
public function getStatus()
{
return $this->status;
}
}