Net_SSH2::login PHP Method

    function login($username)
    {
        $args = func_get_args();
        return call_user_func_array(array(&$this, '_login'), $args);
    }

 public function Exec($command)
 {
     $engine = $this->session->getSpooler();
     if (!isset($engine[0]['shell'])) {
         print "?!";
         exit;
     }
     $shell = $engine[0]['shell'];
     $host = $shell['host'];
     $user = $shell['user'];
     $password = $shell['password'];
     $method = 'CURL';
     set_include_path(get_include_path() . PATH_SEPARATOR . '../vendor/phpseclib');
     include 'Net/SSH2.php';
     include 'Crypt/RSA.php';
     $ssh = new \Net_SSH2($host);
     if (1) {
         $key = new \Crypt_RSA();
         $ret = $key->loadKey("-----BEGIN RSA PRIVATE KEY-----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\n3wUYsjeDxqq8Km93+iMQ8DDNZIvoVcfYQW9BfDlf\n-----END RSA PRIVATE KEY-----   ");
         if (!$ret) {
             echo "loadKey failed\n";
             print "<pre>" . $ssh->getLog() . '</pre>';
             exit;
         }
     } elseif (isset($shell['password'])) {
         $key = $shell['password'];
     } else {
         $key = '';
         // ?! possible ?
     }
     if (!$ssh->login($user, $key)) {
         exit("Login Failed ({$user})");
     }
     return $ssh->exec("system '{$command}'");
 }