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<?php
/*
* Looking Glass - An easy to deploy Looking Glass
* Copyright (C) 2014-2018 Guillaume Mazoyer <gmazoyer@gravitons.in>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
require_once('authentication.php');
final class Telnet extends Authentication {
private $port;
public function __construct($config) {
parent::__construct($config);
$this->port = isset($this->config['port']) ? (int) $this->config['port'] : 23;
}
protected function check_config() {
if (!isset($this->config['user']) || !isset($this->config['pass'])) {
throw new Exception('Router authentication configuration incomplete.');
}
}
public function connect() {
$this->connection = fsockopen($this->config['host'], $this->port, $errno,
$errstr, $this->config['timeout']);
if (!$this->connection) {
throw new Exception('Cannot connect to router (code '.$errno.'['.
$errstr.']).');
}
fputs($this->connection, $this->config['user']."\r\n");
fputs($this->connection, $this->config['pass']."\r\n");
}
public function send_command($command) {
$this->connect();
fputs($this->connection, $command."\r\n");
$data = '';
while(!feof(!$this->connection)) {
$data .= fread($this->connection, 4096);
}
$this->disconnect();
return $data;
}
public function disconnect() {
fclose($this->connection);
$this->connection = null;
}
}
// End of telnet.php
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