cyberchallenge-modem/webpanel/utils.php

<?php
$title = "Utils";
require_once("includes/config.php");
require_once("includes/header.php");
require_once("includes/nav.php");

if ($_SERVER['REQUEST_METHOD'] === 'POST' && ($_POST['action'] === 'ping' || $_POST['action'] === 'traceroute') && isset($_POST['host']) && !empty($_POST['host'])) {
	switch ($_POST['action']) {
		case 'ping':
			$cmd = '/bin/'.$_POST['action']. ' -c 4';
		break;
		case 'traceroute':
			$cmd = '/usr/bin/'.$_POST['action'];
		break;
		
	}
	$action = $_POST['action'];
	$host = str_replace($blacklist, '', $_POST['host']);
	exec($cmd.' '.$host, $result);
}

?>
		<div class="container">
			<h2>Utils</h2>
			<h3>Ping</h3>
			<form id="ping" method="post" action="">
				<fieldset>
					<input type="hidden" name="action" value="ping">
					<input type="text" name="host" required>
					<input type="submit" class="btn btn-b btn-sm smooth" value="Run">
				</fieldset>
			</form>
			<?php
			if (isset($action) && $action === "ping" && isset($result)) {
				echo '<pre>'; foreach($result as $line) { echo $line."\n"; } echo '</pre>';
			} 
			?>
			<h3>Traceroute</h3>
			<form id="traceroute" method="post" action="">
				<fieldset>
					<input type="hidden" name="action" value="traceroute" required>
					<input type="text" name="host">
					<input type="submit" class="btn btn-b btn-sm smooth" value="Run">
				</fieldset>
			</form>
			<?php
			if (isset($action) && $action === "traceroute" && isset($result)) {
				echo '<pre>'; foreach($result as $line) { echo $line."\n"; } echo '</pre>';
			} 
			?>
		</div>
	</body>
</html>