130 lines
3.9 KiB
PHP
130 lines
3.9 KiB
PHP
<?php
|
|
/*
|
|
$Id$
|
|
|
|
This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
|
|
Copyright (C) 2004 - 2016 Roland Gruber
|
|
|
|
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 2 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
*/
|
|
|
|
/**
|
|
* This file includes functions to control lamdaemon.
|
|
*
|
|
* @author Tilo Lutz
|
|
* @author Roland Gruber
|
|
* @author Thomas Manninger
|
|
*
|
|
* @package modules
|
|
*/
|
|
|
|
/**
|
|
* Sends commands to lamdaemon script.
|
|
*
|
|
* @param array $command command to execute
|
|
* @param string $server remote server
|
|
* @return array Output of lamdaemon
|
|
*
|
|
*/
|
|
function lamdaemon($command, $server) {
|
|
if ($server == '') {
|
|
return array();
|
|
}
|
|
// add phpseclib to include path
|
|
set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/3rdParty/phpseclib');
|
|
include_once('Net/SSH2.php');
|
|
try {
|
|
$handle = lamConnectSSH($server);
|
|
}
|
|
catch (Exception $e) {
|
|
return array("ERROR," . $e->getMessage() . "," . $server);
|
|
}
|
|
$output = $handle->exec("sudo " . $_SESSION['config']->get_scriptPath() . ' ' . escapeshellarg($command));
|
|
return array($output);
|
|
}
|
|
|
|
/**
|
|
* Connects to the given SSH server.
|
|
*
|
|
* @param String $server server name (e.g. localhost or localhost,1234)
|
|
* @return object handle
|
|
*/
|
|
function lamConnectSSH($server) {
|
|
// add phpseclib to include path
|
|
set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/3rdParty/phpseclib');
|
|
include_once('Net/SSH2.php');
|
|
include_once('Crypt/RSA.php');
|
|
$serverNameParts = explode(",", $server);
|
|
$handle = false;
|
|
if (sizeof($serverNameParts) > 1) {
|
|
$handle = @new Net_SSH2($serverNameParts[0], $serverNameParts[1]);
|
|
}
|
|
else {
|
|
$handle = @new Net_SSH2($server);
|
|
}
|
|
if (!$handle) {
|
|
throw new Exception(_("Unable to connect to remote server!"));
|
|
}
|
|
lamLoginSSH($handle);
|
|
return $handle;
|
|
}
|
|
|
|
/**
|
|
* Performs a login to the provided SSH handle.
|
|
*
|
|
* @param handle $handle SSH handle
|
|
* @throws Exception login failed
|
|
*/
|
|
function lamLoginSSH($handle) {
|
|
$username = $_SESSION['config']->getScriptUserName();
|
|
$credentials = $_SESSION['ldap']->decrypt_login();
|
|
if (empty($username)) {
|
|
// get user name from current LAM user
|
|
$sr = @ldap_read($_SESSION['ldap']->server(), $credentials[0], "objectClass=posixAccount", array('uid'), 0, 0, 0, LDAP_DEREF_NEVER);
|
|
if ($sr) {
|
|
$entry = @ldap_get_entries($_SESSION['ldap']->server(), $sr);
|
|
$username = $entry[0]['uid'][0];
|
|
}
|
|
if (empty($username)) {
|
|
throw new Exception(sprintf(_("Your LAM admin user (%s) must be a valid Unix account to work with lamdaemon!"), $credentials[0]));
|
|
}
|
|
}
|
|
$password = $credentials[1];
|
|
if (!empty($_SESSION['config']->getScriptSSHKey())) {
|
|
// use key authentication
|
|
$keyPath = $_SESSION['config']->getScriptSSHKey();
|
|
if (!file_exists($keyPath) || !is_readable($keyPath)) {
|
|
throw new Exception(sprintf(_("Unable to read %s."), htmlspecialchars($keyPath)));
|
|
}
|
|
$key = file_get_contents($keyPath);
|
|
$rsa = new Crypt_RSA();
|
|
$keyPassword = $_SESSION['config']->getScriptSSHKeyPassword();
|
|
if (!empty($keyPassword)) {
|
|
$rsa->setPassword($keyPassword);
|
|
}
|
|
if (!$rsa->loadKey($key)) {
|
|
throw new Exception(sprintf(_("Unable to load key %s."), htmlspecialchars($keyPath)));
|
|
}
|
|
$password = $rsa;
|
|
}
|
|
$login = @$handle->login($username, $password);
|
|
if (!$login) {
|
|
throw new Exception(_("Unable to login to remote server!"));
|
|
}
|
|
}
|
|
|
|
?>
|