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Merge pull request #79 from nextcloud/port/apps-56

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SSH password authentication
This commit is contained in:
Lutz Freitag
2019-05-24 12:36:29 +02:00
committed by GitHub
parent 16ea6de49e e7b9800df8
commit e2fb7e465d
3 changed files with 83 additions and 0 deletions
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22
README.md
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@@ -152,6 +152,28 @@ Add the following to your `config.php`:
[BasicAuth_0]: https://en.wikipedia.org/wiki/Basic_access_authentication
SSH
---
Authenticates users via SSH. You can use any SSH2 server, but it must accept password authentication.
### Configuration
The supported parameters are the hostname and the port (default `22`) of the remote machine.
Add the following to your `config.php`:
'user_backends' => array(
array(
'class' => 'OC_User_SSH',
'arguments' => array('127.0.0.1', '22'),
),
),
### Dependencies
Requires the php-ssh2 PECL module installed.
XMPP (Prosody)
----
Authenticate Nextcloud users against a Prosody XMPP MySQL database.

1
appinfo/app.php
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@@ -3,4 +3,5 @@ OC::$CLASSPATH['OC_User_IMAP']='user_external/lib/imap.php';
OC::$CLASSPATH['OC_User_SMB']='user_external/lib/smb.php';
OC::$CLASSPATH['OC_User_FTP']='user_external/lib/ftp.php';
OC::$CLASSPATH['OC_User_BasicAuth']='user_external/lib/basicauth.php';
OC::$CLASSPATH['OC_User_SSH']='user_external/lib/ssh.php';
OC::$CLASSPATH['OC_User_XMPP']='user_external/lib/xmpp.php';

60
lib/ssh.php Normal file
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@@ -0,0 +1,60 @@
<?php
/**
* Copyright (c) 2018 David Fullard <dave@theinternetmonkey.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
/**
* User authentication against a FTP/FTPS server
*
* @category Apps
* @package UserExternal
* @author David Fullard <dave@theinternetmonkey.com>
* @license http://www.gnu.org/licenses/agpl AGPL
* @link http://github.com/owncloud/apps
*/
class OC_User_SSH extends \OCA\user_external\Base {
private $host;
private $port;
/**
* Create a new SSH authentication provider
*
* @param string $host Hostname or IP address of SSH servr
*/
public function __construct($host, $port = 22) {
parent::__construct($host);
$this->host = $host;
$this->port = $port;
}
/**
* Check if the password is correct without logging in
* Requires the php-ssh2 pecl extension
*
* @param string $uid The username
* @param string $password The password
*
* @return true/false
*/
public function checkPassword($uid, $password) {
if (!extension_loaded('ssh2')) {
OC::$server->getLogger()->error(
'ERROR: php-ssh2 PECL module missing',
['app' => 'user_external']
);
return false;
}
$connection = ssh2_connect($this->host, $this->port);
if (ssh2_auth_password($connection, $uid, $password)) {
$this->storeUser($uid);
return $uid;
} else {
return false;
}
}
}