phpmailer实现的简单openvpn用户认证的代码

<?php
/**
*PHPMailer 示例
*/
require_once('class.phpmailer.php');
require_once('class.pop3.php');
$username = getenv('username');
$password = getenv('password');
$pop = new POP3();
$auth = $pop->Authorise('your.mailserver.com', 110, 30, "$username", "$password", 1);
if ($auth){
# echo OK;
exit(0);
} else {
# echo "FAIL";
exit(255);
}
?>