system.inc.php 38.8 KB
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<?php
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/*
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Copyright (c) 2007, Till Brehm, projektfarm Gmbh
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All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name of ISPConfig nor the names of its contributors
      may be used to endorse or promote products derived from this software without
      specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

class system{

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	var $FILE = '/root/ispconfig/scripts/lib/classes/ispconfig_system.lib.php';
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	var $server_id;
	var $server_conf;
	var $data;
	
	/**
	 * Construct for this class
	 *
	 * @return system
	 */
	public function system(){
		global $go_info;
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	  	$this->server_id = $go_info['isp']['server_id'];
	  	$this->server_conf = $go_info['isp']['server_conf'];
	  	$this->server_conf['passwd_datei'] = '/etc/passwd';
	  	$this->server_conf['shadow_datei'] = '/etc/shadow';
	  	$this->server_conf['group_datei'] = '/etc/group';
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	}
	
	/**
	 * Get the hostname from the server
	 *
	 * @return string
	 */
	public function hostname(){
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		$dist = $this->server_conf['dist'];
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	 	ob_start();
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	  	passthru('hostname');
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	  	$hostname = ob_get_contents();
	  	ob_end_clean();
		$hostname = trim($hostname);
	  	ob_start();
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	  	if(!strstr($dist, 'freebsd')){
	    	passthru('dnsdomainname');
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	  	} else {
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	    	passthru('domainname');
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	  	}
	  	$domainname = ob_get_contents();
	  	ob_end_clean();
	  	$domainname = trim($domainname);
	  	if($domainname != ""){
		    if(!strstr($hostname, $domainname)) $hostname .= ".".$domainname;
	  	}
	  	return $hostname;
	}
	
	/**
	 * Add an user to the system
	 * 
	 */
	public function adduser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort = '*'){
		global $app;
	  	if($this->is_user($user_username)){
	    	return false;
	  	} else {
	    	if(trim($user_username) != '') {
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	        	$user_datei = $this->server_conf['passwd_datei'];
	            $shadow_datei = $this->server_conf['shadow_datei'];
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	            $shell = realpath($shell);
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	            if(trim($passwort) == '') $passwort = '*';
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	            $new_user = "\n$user_username:x:$uid:$gid:$username:$homedir:$shell\n";
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	            $app->log->msg('USER: '.$new_user);
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	            $app->file->af($user_datei, $new_user);
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	            if($shadow_datei == '/etc/shadow'){
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	            	$datum = time();
	                $tage = floor($datum/86400);
	                $new_passwd = "\n$user_username:$passwort:$tage:0:99999:7:::\n";
	            } else {
	                $new_passwd = "\n$user_username:$passwort:$uid:$gid::0:0:$username:$homedir:$shell\n";
	            }
	            $app->file->af($shadow_datei, $new_passwd);
				// TB: leere Zeilen entfernen
	            $app->file->remove_blank_lines($shadow_datei);
	            $app->file->remove_blank_lines($user_datei);
	            // TB: user Sortierung deaktiviert
	            //$this->order_users_groups();
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	            if($shadow_datei != '/etc/shadow'){
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	            	$app->file->af($shadow_datei, "\n");
					// TB: leere Zeilen entfernen
	                $app->file->remove_blank_lines($shadow_datei);
					$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
	            }
	            return true;
	        }
	  }
	}
	
	/**
	 * Update users when someone edit it
	 *
	 */
	function updateuser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort = '*'){
		//* First delete the users
		$this->deluser($user_username);
		//* Add the user again
	  	$this->adduser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort);
	}
	
	/**
	 * Lock the user
	 *
	 */
	function deactivateuser($user_username){
		$passwort = str_rot13($this->getpasswd($user_username));
	  	$user_attr = $this->get_user_attributes($user_username);
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	  	$uid = $user_attr['uid'];
	  	$gid = $user_attr['gid'];
	  	$username = $user_attr['name'];
	  	$homedir = $user_attr['homedir'];
	  	$shell = '/dev/null';
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	  	$this->deluser($user_username);
	  	$this->adduser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort);
	}
	/**
	 * Delete a user from the system
	 *
	 */
	function deluser($user_username){
		global $app;
	  	if($this->is_user($user_username)){
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	    	$user_datei = $this->server_conf['passwd_datei'];
	    	$shadow_datei = $this->server_conf['shadow_datei'];
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	    	$users = $app->file->rf($user_datei);
	    	$lines = explode("\n", $users);
	    	if(is_array($lines)){
	      		$num_lines = sizeof($lines);
	      		for($i=0;$i<$num_lines;$i++){
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	        		if(trim($lines[$i]) != ''){
	          			list($f1,) = explode(':', $lines[$i]);
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	          			if($f1 != $user_username) $new_lines[] = $lines[$i];
	        		}
	      		}
	      		$new_users = implode("\n", $new_lines);
	      		$app->file->wf($user_datei, $new_users);
	      		unset($new_lines);
	      		unset($lines);
	      		unset($new_users);
	    	}
	    	$app->file->remove_blank_lines($user_datei);
	
	    	$passwds = $app->file->rf($shadow_datei);
	    	$lines = explode("\n", $passwds);
	    	if(is_array($lines)){
	      		$num_lines = sizeof($lines);
	      		for($i=0;$i<$num_lines;$i++){
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	        		if(trim($lines[$i]) != ''){
	          			list($f1,) = explode(':', $lines[$i]);
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	          			if($f1 != $user_username) $new_lines[] = $lines[$i];
	        		}
	      		}
	      		$new_passwds = implode("\n", $new_lines);
	      		$app->file->wf($shadow_datei, $new_passwds);
	      		unset($new_lines);
	      		unset($lines);
	      		unset($new_passwds);
	    	}
	    	$app->file->remove_blank_lines($shadow_datei);
	
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	    	$group_file = $app->file->rf($this->server_conf['group_datei']);
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	    	$group_file_lines = explode("\n", $group_file);
	    	foreach($group_file_lines as $group_file_line){
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	      		if(trim($group_file_line) != ''){
	        		list($f1, $f2, $f3, $f4) = explode(':', $group_file_line);
	        		$group_users = explode(',', str_replace(' ', '', $f4));
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	        		if(in_array($user_username, $group_users)){
	          			$g_users = array();
	          			foreach($group_users as $group_user){
	            			if($group_user != $user_username) $g_users[] = $group_user;
	          			}
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	          			$f4 = implode(',', $g_users);
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	        		}
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	        		$new_group_file[] = $f1.':'.$f2.':'.$f3.':'.$f4;
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	      		}
	    	}
	    	$new_group_file = implode("\n", $new_group_file);
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	    	$app->file->wf($this->server_conf['group_datei'], $new_group_file);
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	    	// TB: auskommentiert
	        //$this->order_users_groups();
	
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	    	if($shadow_datei != '/etc/shadow'){
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	      		$app->file->af($shadow_datei, "\n");
	      		$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
	    	}
	    	return true;
	  	} else {
	    	return false;
	  	}
	}
	
	/**
	 * Add a usergroup to the system
	 *
	 */
	function addgroup($group, $gid, $members = ''){
		global $app;
	  	if($this->is_group($group)){
		    return false;
	  	} else {
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	    	$group_datei = $this->server_conf['group_datei'];
	    	$shadow_datei = $this->server_conf['shadow_datei'];
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	    	$new_group = "\n$group:x:$gid:$members\n";
	    	$app->file->af($group_datei, $new_group);
	
	        // TB: auskommentiert
	        //$this->order_users_groups();
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	    	if($shadow_datei != '/etc/shadow'){
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	      		$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
	    	}
	    	return true;
	  	}
	}
	
	/**
	 * Update usersgroup in way to delete and add it again
	 *
	 */
	function updategroup($group, $gid, $members = ''){
		$this->delgroup($group);
	  	$this->addgroup($group, $gid, $members);
	}
	
	/**
	 * Delete a usergroup from the system
	 *
	 */
	function delgroup($group){
		global $app;
	  	if($this->is_group($group)){
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	    	$group_datei = $this->server_conf['group_datei'];
	    	$shadow_datei = $this->server_conf['shadow_datei'];
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	    	$groups = $app->file->rf($group_datei);
	    	$lines = explode("\n", $groups);
	    	if(is_array($lines)){
	      		$num_lines = sizeof($lines);
	      		for($i=0;$i<$num_lines;$i++){
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	        		if(trim($lines[$i]) != ''){
	          			list($f1,) = explode(':', $lines[$i]);
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	          			if($f1 != $group) $new_lines[] = $lines[$i];
	        		}
	      		}
	      		$new_groups = implode("\n", $new_lines);
	      		$app->file->wf($group_datei, $new_groups);
	      		unset($new_lines);
	      		unset($lines);
	      		unset($new_groups);
	    	}
	        // TB: auskommentiert
	    	//$this->order_users_groups();
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	    	if($shadow_datei != '/etc/shadow'){
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	      		$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
	    	}
	    	return true;
	  	} else {
	    	return false;
	  	}
	}
	/**
	 * Order usergroups
	 *
	 */
	function order_users_groups(){
		global $app;
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	  	$user_datei = $this->server_conf['passwd_datei'];
	  	$shadow_datei = $this->server_conf['shadow_datei'];
	  	$group_datei = $this->server_conf['group_datei'];
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	  	$groups = $app->file->no_comments($group_datei);
	  	$lines = explode("\n", $groups);
	  	if(is_array($lines)){
		    foreach($lines as $line){
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	      		if(trim($line) != ''){
	        		list($f1, $f2, $f3, $f4) = explode(':', $line);
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	        		$arr[$f3] = $line;
	      		}
	    	}
	  	}
	  	ksort($arr);
	  	reset($arr);
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	  	if($shadow_datei != '/etc/shadow'){
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	    	$app->file->wf($group_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0)."\n");
	  	}else {
		    $app->file->wf($group_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0));
	  	}
	  	unset($arr);
	
	  	$users = $app->file->no_comments($user_datei);
	  	$lines = explode("\n", $users);
	  	if(is_array($lines)){
		    foreach($lines as $line){
	      		if(trim($line) != ""){
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	        		list($f1, $f2, $f3,) = explode(':', $line);
	        		if($f1 != 'toor'){
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	          			$arr[$f3] = $line;
	        		} else {
	          			$arr[70000] = $line;
	        		}
	      		}
	    	}
	  	}
	  	ksort($arr);
	  	reset($arr);
	  	$app->file->wf($user_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0));
	  	unset($arr);
	
	  	$passwds = $app->file->no_comments($shadow_datei);
	  	$lines = explode("\n", $passwds);
	  	if(is_array($lines)){
		    foreach($lines as $line){
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	    		if(trim($line) != ''){
	        		list($f1, $f2, $f3,) = explode(':', $line);
	        		if($f1 != 'toor'){
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	          			$uid = $this->getuid($f1);
	          			if(!is_bool($uid)) $arr[$uid] = $line;
	        		} else {
	          			$arr[70000] = $line;
	        		}
	      		}
	    	}
	  	}
	  	ksort($arr);
	  	reset($arr);
	  	$app->file->wf($shadow_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0));
	  	unset($arr);
	}
	
	/**
	 * Find a user / group id
	 *
	 */
	function find_uid_gid($min, $max){
		global $app;
	  	if($min < $max && $min >= 0 && $max >= 0 && $min <= 65536 && $max <= 65536 && is_int($min) && is_int($max)){
	    	for($i=$min;$i<=$max;$i++){
	      		$uid_arr[$i] = $gid_arr[$i] = 1;
	    	}
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	    	$user_datei = $this->server_conf['passwd_datei'];
	    	$group_datei = $this->server_conf['group_datei'];
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	    	$users = $app->file->no_comments($user_datei);
	    	$lines = explode("\n", $users);
	    	if(is_array($lines)){
	      		foreach($lines as $line){
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	        		if(trim($line) != ''){
	          			list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
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	          			if($f3 >= $min && $f3 <= $max) unset($uid_arr[$f3]);
	        		}
	      		}
	      		if(!empty($uid_arr)){
	        		foreach($uid_arr as $key => $val){
	          			$uids[] = $key;
	        		}
	        		$min_uid = min($uids);
	        		unset($uid_arr);
	      		} else {
	        		return false;
	      		}
	    	}
	
	    	$groups = $app->file->no_comments($group_datei);
	    	$lines = explode("\n", $groups);
	    	if(is_array($lines)){
	      		foreach($lines as $line){
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	        		if(trim($line) != ''){
	          			list($f1, $f2, $f3, $f4) = explode(':', $line);
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	          			if($f3 >= $min && $f3 <= $max) unset($gid_arr[$f3]);
	        		}
	      		}
	      		if(!empty($gid_arr)){
	        		foreach($gid_arr as $key => $val){
	          			$gids[] = $key;
	        		}
	        		$min_gid = min($gids);
	        		unset($gid_arr);
	      		} else {
	        		return false;
	      		}
	    	}
	
	    	$result = array_intersect($uids, $gids);
	    	$new_id = (max($result));
	    	unset($uids);
	    	unset($gids);
	    	unset($result);
	    	if($new_id <= $max){
	      		return $new_id;
	    	} else {
	      		return false;
	    	}
	  	} else {
	    	return false;
	  	}
	}
	
	/**
	 * Check if the users is really a user into the system
	 *
	 */
	function is_user($user){
		global $app;
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	  	$user_datei = $this->server_conf['passwd_datei'];
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	  	$users = $app->file->no_comments($user_datei);
	  	$lines = explode("\n", $users);
	  	if(is_array($lines)){
			foreach($lines as $line){
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	      		if(trim($line) != ''){
	        		list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
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	        		if($f1 == $user) return true;
	      		}
	    	}
	  	}
	  	return false;
	}
	
	/**
	 * Check if the group is on this system
	 *
	 */
	function is_group($group){
		global $app;
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	  	$group_datei = $this->server_conf['group_datei'];
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	  	$groups = $app->file->no_comments($group_datei);
	  	$lines = explode("\n", $groups);
	  	if(is_array($lines)){
		    foreach($lines as $line){
	      		if(trim($line) != ""){
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	        		list($f1, $f2, $f3, $f4) = explode(':', $line);
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	        		if($f1 == $group) return true;
	      		}
	    	}
	  	}
	  	return false;
	}
	
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	/*
	// Alternative implementation of the is_group function. Should be faster then the old one To be tested.
	function is_group($group) {
	$groupfile = '/etc/group';
	if(is_file($groupfile)) {
		$handle = fopen ($groupfile, "r");
		while (!feof($handle)) {
			$line = trim(fgets($handle, 4096));
			if($line != ""){
				$parts = explode(":", $line);
	        	if($parts[0] == $group) {
					fclose ($handle);
					return true;
				}
			}
		}
		fclose ($handle);
	}
	return false;
	}
	*/
	
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	function root_group(){
		global $app;
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	  	$group_datei = $this->server_conf['group_datei'];
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	  	$groups = $app->file->no_comments($group_datei);
	  	$lines = explode("\n", $groups);
	  	if(is_array($lines)){
		    foreach($lines as $line){
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	      		if(trim($line) != ''){
	        		list($f1, $f2, $f3, $f4) = explode(':', $line);
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	        		if($f3 == 0) return $f1;
	      		}
	    	}
	  	}
	  	return false;
	}
	
	/**
	 * Get the groups of an user
	 *
	 */
	function get_user_groups($username){
		global $app;
	  	$user_groups = array();
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	  	$group_datei = $this->server_conf['group_datei'];
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	  	$groups = $app->file->no_comments($group_datei);
	  	$lines = explode("\n", $groups);
	  	if(is_array($lines)){
	    	foreach($lines as $line){
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	      		if(trim($line) != ''){
	        		list($f1, $f2, $f3, $f4) = explode(':', $line);
	        		if(intval($f3) < intval($this->server_conf['groupid_von']) && trim($f1) != 'users'){
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	          			$tmp_group_users = explode(',', str_replace(' ', '', $f4));
	          			if(in_array($username, $tmp_group_users) && trim($f1) != '') $user_groups[] = $f1;
	          			unset($tmp_group_users);
	        		}
	      		}
	    	}
	  	}
	  	if(!empty($user_groups)) return implode(',', $user_groups);
	  	return '';
	}
	
	/**
	 * Get a user password
	 *
	 */
	function getpasswd($user){
		global $app;
	  	if($this->is_user($user)){
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		    $shadow_datei = $this->server_conf['shadow_datei'];
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	    	$passwds = $app->file->no_comments($shadow_datei);
	    	$lines = explode("\n", $passwds);
	    	if(is_array($lines)){
	      		foreach($lines as $line){
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	        		if(trim($line) != ''){
	          			list($f1, $f2,) = explode(':', $line);
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	          			if($f1 == $user) return $f2;
	        		}
	      		}
	    	}
	  	} else {
		    return false;
	  	}
	}
	
	/**
	 * Get the user id from an user
	 *
	 */
	function getuid($user){
		global $app;
	  	if($this->is_user($user)){
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		    $user_datei = $this->server_conf['passwd_datei'];
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	    	$users = $app->file->no_comments($user_datei);
	    	$lines = explode("\n", $users);
	    	if(is_array($lines)){
	      		foreach($lines as $line){
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	        		if(trim($line) != ''){
	          			list($f1, $f2, $f3,) = explode(':', $line);
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	          			if($f1 == $user) return $f3;
	        		}
	      		}
	    	}
	  	} else {
		    return false;
	  	}
	}
	
	/**
	 * Get all information from a user
	 *
	 */
	function get_user_attributes($user){
		global $app;
	  	if($this->is_user($user)){
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	    	$user_datei = $this->server_conf['passwd_datei'];
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	    	$users = $app->file->no_comments($user_datei);
	    	$lines = explode("\n", $users);
	    	if(is_array($lines)){
	      		foreach($lines as $line){
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	        		if(trim($line) != ''){
	          			list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
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	          			if($f1 == $user){
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	            			$user_attr['username'] = $f1;
	            			$user_attr['x'] = $f2;
	            			$user_attr['uid'] = $f3;
	            			$user_attr['gid'] = $f4;
	            			$user_attr['name'] = $f5;
	            			$user_attr['homedir'] = $f6;
	            			$user_attr['shell'] = $f7;
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	            			return $user_attr;
	          			}
	        		}
	      		}
	    	}
	  	} else {
	    	return false;
	  	}
	}
	
	/**
	 * Edit the owner of a file
	 *
	 */
	function chown($file, $owner, $group = ''){
	  $owner_change = @chown($file, $owner);
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	  if($group != ''){
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	    $group_change = @chgrp($file, $group);
	  } else {
	    $group_change = 1;
	  }
	  if($owner_change && $group_change){
	    return true;
	  } else {
	    return false;
	  }
	}
	
	/**
	 * Add an user to a specific group
	 *
	 */
	function add_user_to_group($group, $user = 'admispconfig'){
		global $app;
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	  	$group_file = $app->file->rf($this->server_conf['group_datei']);
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	  	$group_file_lines = explode("\n", $group_file);
	  	foreach($group_file_lines as $group_file_line){
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		    list($group_name,$group_x,$group_id,$group_users) = explode(':',$group_file_line);
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	    	if($group_name == $group){
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	      		$group_users = explode(',', str_replace(' ', '', $group_users));
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	      		if(!in_array($user, $group_users)){
	        		$group_users[] = $user;
	      		}
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	      		$group_users = implode(',', $group_users);
	      		if(substr($group_users,0,1) == ',') $group_users = substr($group_users,1);
	      		$group_file_line = $group_name.':'.$group_x.':'.$group_id.':'.$group_users;
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	    	}
	    	$new_group_file[] = $group_file_line;
	  	}
	  	$new_group_file = implode("\n", $new_group_file);
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	  	$app->file->wf($this->server_conf['group_datei'], $new_group_file);
	  	$app->file->remove_blank_lines($this->server_conf['group_datei']);
	  	if($this->server_conf['shadow_datei'] != '/etc/shadow'){
		    $app->log->caselog('pwd_mkdb '.$this->server_conf['shadow_datei'].' &> /dev/null', $this->FILE, __LINE__);
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	  	}
	}
	
	function usermod($user, $groups){
		global $app;
	  	if($this->is_user($user)){
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		    $groups = explode(',', str_replace(' ', '', $groups));
	    	$group_file = $app->file->rf($this->server_conf['group_datei']);
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	    	$group_file_lines = explode("\n", $group_file);
	    	foreach($group_file_lines as $group_file_line){
	      		if(trim($group_file_line) != ""){
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	        		list($f1, $f2, $f3, $f4) = explode(':', $group_file_line);
	        		$group_users = explode(',', str_replace(' ', '', $f4));
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	        		if(!in_array($f1, $groups)){
	          			if(in_array($user, $group_users)){
	            			$g_users = array();
	            			foreach($group_users as $group_user){
	              				if($group_user != $user) $g_users[] = $group_user;
	            			}
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	            			$f4 = implode(',', $g_users);
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	          			}
		        	} else {
	          			if(!in_array($user, $group_users)){
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	            			if(trim($group_users[0]) == '') unset($group_users);
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	            			$group_users[] = $user;
	          			}
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	          			$f4 = implode(',', $group_users);
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	        		}
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	        		$new_group_file[] = $f1.':'.$f2.':'.$f3.':'.$f4;
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	      		}
	    	}
	    	$new_group_file = implode("\n", $new_group_file);
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	    	$app->file->wf($this->server_conf['group_datei'], $new_group_file);
	    	$app->file->remove_blank_lines($this->server_conf['group_datei']);
	    	if($this->server_conf['shadow_datei'] != '/etc/shadow'){
	      		$app->log->caselog('pwd_mkdb '.$this->server_conf['shadow_datei'].' &> /dev/null', $this->FILE, __LINE__);
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	    	}
	    	return true;
	  	} else {
		    return false;
	  	}
	}
	
	/**boot autostart etc
	 *
	 */
	function rc_edit($service, $rl, $action){
		// $action = "on|off";
	  	global $app;
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	  	$dist_init_scripts = $app->system->server_conf['dist_init_scripts'];
	  	$dist_runlevel = $app->system->server_conf['dist_runlevel'];
	  	$dist = $app->system->server_conf['dist'];
	  	if(trim($dist_runlevel) == ''){ // falls es keine runlevel gibt (FreeBSD)
		    if($action == 'on'){
	    		@symlink($dist_init_scripts.'/'.$service, $dist_init_scripts.'/'.$service.'.sh');
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	    	}
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	    	if($action == 'off'){
	      		if(is_link($dist_init_scripts.'/'.$service.'.sh')){
	        		unlink($dist_init_scripts.'/'.$service.'.sh');
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	      		} else {
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	        		rename($dist_init_scripts.'/'.$service.'.sh',$dist_init_scripts.'/'.$service);
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	      		}
	    	}
	  	} else { // Linux
	    	if(substr($dist, 0,4) == 'suse'){
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	      		if($action == 'on'){
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	        		exec("chkconfig --add $service &> /dev/null");
	      		}
721
	      		if($action == 'off'){
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	        		exec("chkconfig --del $service &> /dev/null");
	      		}
	    	} else {
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	      		$runlevels = explode(',', $rl);
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	      		foreach($runlevels as $runlevel){
	        		$runlevel = trim($runlevel);
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	        		if($runlevel != '' && is_dir($dist_runlevel.'/rc'.$runlevel.'.d')){
	          			$handle=opendir($dist_runlevel.'/rc'.$runlevel.'.d');
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	          			while($file = readdir($handle)){
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	            			if($file != '.' && $file != '..'){
	              				$target = @readlink($dist_runlevel.'/rc'.$runlevel.'.d/'.$file);
	              				if(strstr($file, $service) && strstr($target, $service) && substr($file,0,1) == 'S') $ln_arr[$runlevel][] = $dist_runlevel.'/rc'.$runlevel.'.d/'.$file;
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	            			}
	          			}
	          			closedir($handle);
	        		}
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	        		if($action == 'on'){
	          			if(!is_array($ln_arr[$runlevel])) @symlink($dist_init_scripts.'/'.$service, $dist_runlevel.'/rc'.$runlevel.'.d/S99'.$service);
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	        		}
741
	        		if($action == 'off'){
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	          			if(is_array($ln_arr[$runlevel])){
	            			foreach($ln_arr[$runlevel] as $link){
	              				unlink($link);
	            			}
	          			}
	        		}
	      		}
	    	}
	  	}
	}
	
	/**
	 * Filter information from the commands
	 *
	 */
	function grep($content, $string, $params = ''){
		global $app;
	  	// params: i, v, w
	  	$content = $app->file->unix_nl($content);
	  	$lines = explode("\n", $content);
	  	foreach($lines as $line){
	    	if(!strstr($params, 'w')){
	      		if(strstr($params, 'i')){
	        		if(strstr($params, 'v')){
	          			if(!stristr($line, $string)) $find[] = $line;
	        		} else {
	          			if(stristr($line, $string)) $find[] = $line;
	        		}
	      		} else {
	        		if(strstr($params, 'v')){
	          			if(!strstr($line, $string)) $find[] = $line;
	        		} else {
	          			if(strstr($line, $string)) $find[] = $line;
	        		}
	      		}
	    	} else {
	      		if(strstr($params, 'i')){
	        		if(strstr($params, 'v')){
	          			if(!$app->string->is_word($string, $line, 'i')) $find[] = $line;
	        		} else {
	          			if($app->string->is_word($string, $line, 'i')) $find[] = $line;
	        		}
	      		} else {
	        		if(strstr($params, 'v')){
	          			if(!$app->string->is_word($string, $line)) $find[] = $line;
	        		} else {
	          			if($app->string->is_word($string, $line)) $find[] = $line;
	        		}
	      		}
	    	}
	  	}
	  	if(is_array($find)){
		    $ret_val = implode("\n", $find);
	    	if(substr($ret_val,-1) != "\n") $ret_val .= "\n";
	    	$find = NULL;
	    	return $ret_val;
	  	} else {
		    return false;
	  	}
	}
	
	/**
	 * Strip content from fields
	 *
	 */
	function cut($content, $field, $delimiter = ':'){
		global $app;
	  	$content = $app->file->unix_nl($content);
	  	$lines = explode("\n", $content);
	  	foreach($lines as $line){
	    	$elms = explode($delimiter, $line);
	    	$find[] = $elms[($field-1)];
	  	}
	  	if(is_array($find)){
		    $ret_val = implode("\n", $find);
		    if(substr($ret_val,-1) != "\n") $ret_val .= "\n";
		    $find = NULL;
	    	return $ret_val;
	  	} else {
		    return false;
	  	}
	}
	
	/**
	 * Get the content off a file
	 *
	 */
	function cat($file){
		global $app;
	  	return $app->file->rf($file);
	}
	
	/**
	 * Control services to restart etc
	 *
	 */
	function daemon_init($daemon, $action){
		//* $action = start|stop|restart|reload
	  	global $app;
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	  	$dist = $this->server_conf['dist'];
	  	$dist_init_scripts = $this->server_conf['dist_init_scripts'];
	  	if(!strstr($dist, 'freebsd')){
844
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		    $app->log->caselog("$dist_init_scripts/$daemon $action &> /dev/null", $this->FILE, __LINE__);
	  	} else {
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848
		    if(is_file($dist_init_scripts.'/'.$daemon.'.sh') || is_link($dist_init_scripts.'/'.$daemon.'.sh')){
	      		if($action == 'start' || $action == 'stop'){
	        		$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh '.$action.' &> /dev/null', $this->FILE, __LINE__);
849
	      		} else {
850
	        		$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh stop &> /dev/null', $this->FILE, __LINE__);
851
	        		sleep(3);
852
	        		$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh start &> /dev/null', $this->FILE, __LINE__);
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854
	      		}
	    	} else {
855
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857
	      		if(is_file($dist_init_scripts.'/'.$daemon) || is_link($dist_init_scripts.'/'.$daemon)){
	        		if($action == 'start' || $action == 'stop'){
	          			$app->log->caselog($dist_init_scripts.'/'.$daemon.' '.$action.' &> /dev/null', $this->FILE, __LINE__);
858
	        		} else {
859
	          			$app->log->caselog($dist_init_scripts.'/'.$daemon.' stop &> /dev/null', $this->FILE, __LINE__);
860
	          			sleep(3);
861
	          			$app->log->caselog($dist_init_scripts.'/'.$daemon.' start &> /dev/null', $this->FILE, __LINE__);
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	        		}
	      		} else {
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866
	        		if(is_file('/etc/rc.d/'.$daemon) || is_link('/etc/rc.d/'.$daemon)){
	          			if($action == 'start' || $action == 'stop'){
	            			$app->log->caselog('/etc/rc.d/'.$daemon.' '.$action.' &> /dev/null', $this->FILE, __LINE__);
867
	          			} else {
868
	            			$app->log->caselog('/etc/rc.d/'.$daemon.' stop &> /dev/null', $this->FILE, __LINE__);
869
	            			sleep(3);
870
	            			$app->log->caselog('/etc/rc.d/'.$daemon.' start &> /dev/null', $this->FILE, __LINE__);
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	          			}
	        		}
		      	}
	    	}
	  	}
	}
	
	function netmask($netmask){
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885
	  list($f1,$f2,$f3,$f4) = explode('.', trim($netmask));
	  $bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
	  $parts = explode('0', $bin);
	  $bin = str_pad($parts[0], 32, '0', STR_PAD_RIGHT);
	  $bin = wordwrap($bin, 8, '.', 1);
	  list($f1,$f2,$f3,$f4) = explode('.', trim($bin));
	  return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
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	}
	
	function binary_netmask($netmask){
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	  list($f1,$f2,$f3,$f4) = explode('.', trim($netmask));
	  $bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
	  $parts = explode('0', $bin);
	  return substr_count($parts[0], '1');
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	}
	
	function network($ip, $netmask){
	  $netmask = $this->netmask($netmask);
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	  list($f1,$f2,$f3,$f4) = explode('.', $netmask);
	  $netmask_bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
	  list($f1,$f2,$f3,$f4) = explode('.', $ip);
	  $ip_bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
901
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903
	  for($i=0;$i<32;$i++){
	    $network_bin .= substr($netmask_bin,$i,1) * substr($ip_bin,$i,1);
	  }
904
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906
	  $network_bin = wordwrap($network_bin, 8, '.', 1);
	  list($f1,$f2,$f3,$f4) = explode('.', trim($network_bin));
	  return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
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915
	}
	
	/**
	 * Make a broadcast address from an IP number in combination with netmask
	 *
	 */
	function broadcast($ip, $netmask){
		$netmask = $this->netmask($netmask);
	  	$binary_netmask = $this->binary_netmask($netmask);
916
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	  	list($f1,$f2,$f3,$f4) = explode('.', $ip);
	  	$ip_bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
	  	$broadcast_bin = str_pad(substr($ip_bin, 0, $binary_netmask),32,'1',STR_PAD_RIGHT);
	  	$broadcast_bin = wordwrap($broadcast_bin, 8, '.', 1);
	  	list($f1,$f2,$f3,$f4) = explode('.', trim($broadcast_bin));
	  	return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
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	}
	
	/**
	 * Get the network address information
	 *
	 */
	function network_info(){
		$dist = $this->server_conf["dist"];
	  	ob_start();
931
	  	passthru('ifconfig');
932
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	  	$output = ob_get_contents();
	  	ob_end_clean();
	  	$lines = explode("\n", $output);
	  	foreach($lines as $line){
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		    $elms = explode(' ', $line);
	    	if(trim($elms[0]) != '' && substr($elms[0],0,1) != "\t"){
938
	      		$elms[0] = trim($elms[0]);
939
	      		if(strstr($dist, 'freebsd')) $elms[0] = substr($elms[0],0,-1);
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	      		$interfaces[] = $elms[0];
	    	}
	  	}
	  	if(!empty($interfaces)){
		    foreach($interfaces as $interface){
	    		ob_start();
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	      		if(!strstr($dist, 'freebsd')){
	        		passthru('ifconfig '.$interface." | grep -iw 'inet' | cut -f2 -d: | cut -f1 -d' '");
948
	      		} else {
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	        		passthru('ifconfig '.$interface." | grep -iw 'inet' | grep -iv 'inet6' | cut -f2 -d' '");
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	      		}
	      		$output = trim(ob_get_contents());
	      		ob_end_clean();
	      		if($output != ""){
	        		$ifconfig["INTERFACE"][$interface] = $output;
	        		$ifconfig["IP"][$output] = $interface;
	      		}
	    	}
	    	if(!empty($ifconfig)){
	      		return $ifconfig;
	    	} else {
	      		return false;
	    	}
	  	} else {
	    	return false;
	  	}
	}
	
	/**
	 * Configure the network settings from the system
	 *
	 */
	function network_config(){
		$ifconfig = $this->network_info();
	  	if($ifconfig){
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	    	$main_interface = $ifconfig['IP'][$this->server_conf['server_ip']];
	    	if(strstr($main_interface, ':')){
	      		$parts = explode(':', $main_interface);
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	      		$main_interface = trim($parts[0]);
	    	}
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	    	if($main_interface != ''){
	      		$ips = $this->data['isp_server_ip'];
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	      		if(!empty($ips)){
	        		foreach($ips as $ip){
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	          			if(!isset($ifconfig['IP'][$ip['server_ip']])){
	            			$to_set[] = $ip['server_ip'];
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	          			} else {
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	            			unset($ifconfig['IP'][$ip['server_ip']]);
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	          			}
	        		}
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	        		if(!empty($ifconfig['IP'])){
	          			foreach($ifconfig['IP'] as $key => $val){
	            			if(!strstr($val, 'lo') && !strstr($val, 'lp') && strstr($val, $main_interface)){
	              				exec('ifconfig '.$val.' down &> /dev/null');
	              				unset($ifconfig['INTERFACE'][$val]);
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	            			}
	          			}
	        		}
	        		if(!empty($to_set)){
	         			foreach($to_set as $to){
	           				$i = 0;
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