60 lines
1.4 KiB
PHP
60 lines
1.4 KiB
PHP
<?php
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/**
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* Copyright (c) 2018 David Fullard <dave@theinternetmonkey.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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/**
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* User authentication against a SSH server
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*
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* @category Apps
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* @package UserExternal
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* @author David Fullard <dave@theinternetmonkey.com>
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* @license http://www.gnu.org/licenses/agpl AGPL
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* @link http://github.com/owncloud/apps
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*/
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class OC_User_SSH extends \OCA\user_external\Base {
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private $host;
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private $port;
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/**
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* Create a new SSH authentication provider
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*
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* @param string $host Hostname or IP address of SSH servr
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*/
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public function __construct($host, $port = 22) {
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parent::__construct($host);
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$this->host = $host;
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$this->port = $port;
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}
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/**
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* Check if the password is correct without logging in
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* Requires the php-ssh2 pecl extension
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*
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* @param string $uid The username
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* @param string $password The password
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*
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* @return true/false
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*/
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public function checkPassword($uid, $password) {
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if (!extension_loaded('ssh2')) {
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OC::$server->getLogger()->error(
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'ERROR: php-ssh2 PECL module missing',
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['app' => 'user_external']
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);
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return false;
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}
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$connection = ssh2_connect($this->host, $this->port);
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if (ssh2_auth_password($connection, $uid, $password)) {
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$this->storeUser($uid);
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return $uid;
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} else {
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return false;
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}
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}
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}
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