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)){
584
	    	$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 $line){
589 590
	        		if(trim($line) != ''){
	          			list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
591
	          			if($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, $owner);
615
	  if($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;
633
	  	$group_file = $app->file->rf($this->server_conf['group_datei']);
634 635
	  	$group_file_lines = explode("\n", $group_file);
	  	foreach($group_file_lines as $group_file_line){
636
		    list($group_name,$group_x,$group_id,$group_users) = explode(':',$group_file_line);
637
	    	if($group_name == $group){
638
	      		$group_users = explode(',', str_replace(' ', '', $group_users));
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	      		if(!in_array($user, $group_users)){
	        		$group_users[] = $user;
	      		}
642 643 644
	      		$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;
	            			}
672
	            			$f4 = implode(',', $g_users);
673 674 675
	          			}
		        	} else {
	          			if(!in_array($user, $group_users)){
676
	            			if(trim($group_users[0]) == '') unset($group_users);
677 678
	            			$group_users[] = $user;
	          			}
679
	          			$f4 = implode(',', $group_users);
680
	        		}
681
	        		$new_group_file[] = $f1.':'.$f2.':'.$f3.':'.$f4;
682 683 684
	      		}
	    	}
	    	$new_group_file = implode("\n", $new_group_file);
685 686 687 688
	    	$app->file->wf($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;
702 703 704 705 706 707
	  	$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');
708
	    	}
709 710 711
	    	if($action == 'off'){
	      		if(is_link($dist_init_scripts.'/'.$service.'.sh')){
	        		unlink($dist_init_scripts.'/'.$service.'.sh');
712
	      		} else {
713
	        		rename($dist_init_scripts.'/'.$service.'.sh',$dist_init_scripts.'/'.$service);
714 715 716 717
	      		}
	    	}
	  	} else { // Linux
	    	if(substr($dist, 0,4) == 'suse'){
718
	      		if($action == 'on'){
719 720
	        		exec("chkconfig --add $service &> /dev/null");
	      		}
721
	      		if($action == 'off'){
722 723 724
	        		exec("chkconfig --del $service &> /dev/null");
	      		}
	    	} else {
725
	      		$runlevels = explode(',', $rl);
726 727
	      		foreach($runlevels as $runlevel){
	        		$runlevel = trim($runlevel);
728 729
	        		if($runlevel != '' && is_dir($dist_runlevel.'/rc'.$runlevel.'.d')){
	          			$handle=opendir($dist_runlevel.'/rc'.$runlevel.'.d');
730
	          			while($file = readdir($handle)){
731 732 733
	            			if($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/'.$file;
734 735 736 737
	            			}
	          			}
	          			closedir($handle);
	        		}
738 739
	        		if($action == 'on'){
	          			if(!is_array($ln_arr[$runlevel])) @symlink($dist_init_scripts.'/'.$service, $dist_runlevel.'/rc'.$runlevel.'.d/S99'.$service);
740
	        		}
741
	        		if($action == 'off'){
742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840
	          			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;
841 842 843
	  	$dist = $this->server_conf['dist'];
	  	$dist_init_scripts = $this->server_conf['dist_init_scripts'];
	  	if(!strstr($dist, 'freebsd')){
844 845
		    $app->log->caselog("$dist_init_scripts/$daemon $action &> /dev/null", $this->FILE, __LINE__);
	  	} else {
846 847 848
		    if(is_file($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', $this->FILE, __LINE__);
853 854
	      		}
	    	} else {
855 856 857
	      		if(is_file($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', $this->FILE, __LINE__);
862 863
	        		}
	      		} else {
864 865 866
	        		if(is_file('/etc/rc.d/'.$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__);
871 872 873 874 875 876 877 878
	          			}
	        		}
		      	}
	    	}
	  	}
	}
	
	function netmask($netmask){
879 880 881 882 883 884 885
	  list($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);
886 887 888
	}
	
	function binary_netmask($netmask){
889 890 891 892
	  list($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');
893 894 895 896
	}
	
	function network($ip, $netmask){
	  $netmask = $this->netmask($netmask);
897 898 899 900
	  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($f4),8,'0',STR_PAD_LEFT);
901 902 903
	  for($i=0;$i<32;$i++){
	    $network_bin .= substr($netmask_bin,$i,1) * substr($ip_bin,$i,1);
	  }
904 905 906
	  $network_bin = wordwrap($network_bin, 8, '.', 1);
	  list($f1,$f2,$f3,$f4) = explode('.', trim($network_bin));
	  return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
907 908 909 910 911 912 913 914 915
	}
	
	/**
	 * 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);
916 917 918 919 920 921
	  	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);
922 923 924 925 926 927 928 929 930
	}
	
	/**
	 * Get the network address information
	 *
	 */
	function network_info(){
		$dist = $this->server_conf["dist"];
	  	ob_start();
931
	  	passthru('ifconfig');
932 933 934 935
	  	$output = ob_get_contents();
	  	ob_end_clean();
	  	$lines = explode("\n", $output);
	  	foreach($lines as $line){
936 937
		    $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);
940 941 942 943 944 945
	      		$interfaces[] = $elms[0];
	    	}
	  	}
	  	if(!empty($interfaces)){
		    foreach($interfaces as $interface){
	    		ob_start();
946 947
	      		if(!strstr($dist, 'freebsd')){
	        		passthru('ifconfig '.$interface." | grep -iw 'inet' | cut -f2 -d: | cut -f1 -d' '");
948
	      		} else {
949
	        		passthru('ifconfig '.$interface." | grep -iw 'inet' | grep -iv 'inet6' | cut -f2 -d' '");
950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974
	      		}
	      		$output = trim(ob_get_contents());
	      		ob_end_clean();
	      		if($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){
975 976 977
	    	$main_interface = $ifconfig['IP'][$this->server_conf['server_ip']];
	    	if(strstr($main_interface, ':')){
	      		$parts = explode(':', $main_interface);
978 979
	      		$main_interface = trim($parts[0]);
	    	}
980 981
	    	if($main_interface != ''){
	      		$ips = $this->data['isp_server_ip'];
982 983
	      		if(!empty($ips)){
	        		foreach($ips as $ip){
984 985
	          			if(!isset($ifconfig['IP'][$ip['server_ip']])){
	            			$to_set[] = $ip['server_ip'];
986
	          			} else {
987
	            			unset($ifconfig['IP'][$ip['server_ip']]);
988 989
	          			}
	        		}
990 991 992 993 994
	        		if(!empty($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]);
995 996 997 998 999 1000 1001
	            			}
	          			}
	        		}
	        		if(!empty($to_set)){
	         			foreach($to_set as $to){
	           				$i = 0;
	           				while($i >= 0){
1002
	             				if(isset($ifconfig['INTERFACE'][$main_interface.':'.$i])){
1003 1004
	               					$i++;
					             } else {
1005
	               					$new_interface = $main_interface.':'.$i;
1006 1007 1008
	               					$i = -1;
	             				}
	           				}
1009 1010
	           				exec('ifconfig '.$new_interface.' '.$to.' netmask '.$this->server_conf['server_netzmaske'].' up &> /dev/null');
	           				$ifconfig['INTERFACE'][$new_interface] = $to;
1011 1012 1013 1014 1015 1016 1017 1018 1019
	          			}
	        		}
	      		}
	    	}
	  	}
	}
	
	function quota_dirs(){
	  global $app;
1020
	  $content = $app->file->unix_nl($app->file->no_comments('/etc/fstab'));
1021 1022 1023
	  $lines = explode("\n", $content);
	  foreach($lines as $line){
	    $line = trim($line);
1024
	    if($line != ''){
1025 1026
	      $elms = explode("\t", $line);
	      foreach($elms as $elm){
1027
	        if(trim($elm) != '') $f[] = $elm;
1028
	      }
1029
	      if(!empty($f) && stristr($f[3], 'userquota') && stristr($f[3], 'groupquota')){
1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050
	        $q_dirs[] = trim($f[1]);
	      }
	      unset($f);
	    }
	  }
	  if(!empty($q_dirs)){
	    return $q_dirs;
	  } else {
	    return false;
	  }
	}
	
	/**
	 * Scan the trash for virusses infection
	 *
	 */
	function make_trashscan(){
		global $app;
	  	//trashscan erstellen
	  	// Template ffnen
	  	$app->tpl->clear_all();
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	  	$app->tpl->define( array(table    => 'trashscan.master'));
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	  	if(!isset($this->server_conf['virusadmin']) || trim($this->server_conf['virusadmin']) == '') $this->server_conf['virusadmin'] = 'admispconfig@localhost';
	  	if(substr($this->server_conf['virusadmin'],0,1) == '#'){
		    $notify = 'no';
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	  	} else {
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		    $notify = 'yes';
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	  	}
	
	  	// Variablen zuweisen
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	  	$app->tpl->assign( array(VIRUSADMIN => $this->server_conf['virusadmin'],
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	                           NOTIFICATION => $notify));
	
	  	$app->tpl->parse(TABLE, table);
	
	  	$trashscan_text = $app->tpl->fetch();
	
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	  	$datei = '/home/admispconfig/ispconfig/tools/clamav/bin/trashscan';
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	  	$app->file->wf($datei, $trashscan_text);
	
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	  	chmod($datei, 0755);
	  	chown($datei,'admispconfig');
	  	chgrp($datei,'admispconfig');
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	}
	
	/**
	 * Get the current time
	 *
	 */
	function get_time(){
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	  $addr = 'http://www.ispconfig.org/';
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	  $timeout = 1;
	  $url_parts = parse_url($addr);
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	  $path = $url_parts['path'];
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	  $port = 80;
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	  $urlHandle = @fsockopen($url_parts['host'], $port, $errno, $errstr, $timeout);
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	  if ($urlHandle){
	    socket_set_timeout($urlHandle, $timeout);
	
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	    $urlString = 'GET '.$path." HTTP/1.0\r\nHost: ".$url_parts["host"]."\r\nConnection: Keep-Alive\r\nUser-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)\r\n";
	    if ($user) $urlString .= 'Authorization: Basic '.base64_encode($user.':'.$pass)."\r\n";
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	    $urlString .= "\r\n";
	    fputs($urlHandle, $urlString);
	
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	    $month["Jan"] = '01';
	    $month["Feb"] = '02';
	    $month["Mar"] = '03';
	    $month["Apr"] = '04';
	    $month["May"] = '05';
	    $month["Jun"] = '06';
	    $month["Jul"] = '07';
	    $month["Aug"] = '08';
	    $month["Sep"] = '09';
	    $month["Oct"] = '10';
	    $month["Nov"] = '11';
	    $month["Dec"] = '12';
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	    $c = 0;
	    $l = 0;
	    $startzeit = time();
	    while(!feof($urlHandle) && $c < 2 && $l == 0){
	      $line = trim(fgets($urlHandle,128));
	      $response .= $line;
	      $c = time() - $startzeit;
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	      if($line == '' || substr($line, 0, 5) == 'Date:') $l += 1; // nur den Header auslesen
	      if(substr($line, 0, 5) == 'Date:'){
	        $parts = explode(' ', $line);
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	        $tag = $parts[2];
	        $monat = $month[$parts[3]];
	        $jahr = $parts[4];
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	        list($stunde, $minute, $sekunde) = explode(':', $parts[5]);
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	        $timestamp = mktime($stunde,$minute,$sekunde,$monat,$tag,$jahr);
	      }
	    }
	
	    @fclose($urlHandle);
	
	    return $timestamp;
	  } else {
	    @fclose($urlHandle);
	    return false;
	  }
	}
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	function replaceLine($filename,$search_pattern,$new_line,$strict = 0,$append = 1) {
		$lines = @file($filename);
		$out = '';
		$found = 0;
		if(is_array($lines)) {
			foreach($lines as $line) {
				if($strict == 0) {
					if(stristr($line,$search_pattern)) {
						$out .= $new_line."\n";
						$found = 1;
					} else {
						$out .= $line;
					}
				} else {
					if(trim($line) == $search_pattern) {
						$out .= $new_line."\n";
						$found = 1;
					} else {
						$out .= $line;
					}
				}
			}
		}
		
		if($found == 0) {
			//* add \n if the last line does not end with \n or \r
			if(substr($out,-1) != "\n" && substr($out,-1) != "\r") $out .= "\n";
			//* add the new line at the end of the file
			if($append == 1) $out .= $new_line."\n";
		}
		file_put_contents($filename,$out);
	}
	
	function removeLine($filename,$search_pattern,$strict = 0) {
	if($lines = @file($filename)) {
		$out = '';
		foreach($lines as $line) {
			if($strict == 0) {
				if(!stristr($line,$search_pattern)) {
					$out .= $line;
				}
			} else {
				if(!trim($line) == $search_pattern) {
					$out .= $line;
				}
			}
		}
		file_put_contents($filename,$out);
	}
	}
	
	function maildirmake($maildir_path, $user = '', $subfolder = '') {
		
		global $app;
		
		if($subfolder != '') {
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			$dir = escapeshellcmd($maildir_path.'/.'.$subfolder);
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		} else {
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			$dir = escapeshellcmd($maildir_path);
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		}

		if($user != '' && $user != 'root' && $this->is_user($user)) {
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			$user = escapeshellcmd($user);
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			// I assume that the name of the (vmail group) is the same as the name of the mail user in ISPConfig 3
			$group = $user;
			chown($dir,$user);
			chgrp($dir,$group);

			$chown_mdsub = true;
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		}
		
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		$maildirsubs = array('cur','new','tmp');

		foreach ($maildirsubs as $mdsub) {
			mkdir($dir.'/'.$mdsub, 0700, true);
			if ($chown_mdsub) {
				chown($dir.'/'.$mdsub, $user);
				chgrp($dir.'/'.$mdsub, $group);
			}
		}

		chmod($dir, 0700);
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		/*
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		if($user != '' && $this->is_user($user) && $user != 'root') {
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			$user = escapeshellcmd($user);
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			// I assume that the name of the (vmail group) is the same as the name of the mail user in ISPConfig 3
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			$group = $user;
			exec("chown $user:$group $dir $dir_cur $dir_new $dir_tmp");
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		}
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		*/
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		//* Add the subfolder to the subscriptions and courierimapsubscribed files
		if($subfolder != '') {
			// Courier
			if(!is_file($maildir_path.'/courierimapsubscribed')) {
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				$tmp_file = escapeshellcmd($maildir_path.'/courierimapsubscribed');
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				touch($tmp_file);
				chmod($tmp_file, 0744);
				chown($tmp_file,'vmail');
				chgrp($tmp_file,'vmail');
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			}
			$this->replaceLine($maildir_path.'/courierimapsubscribed','INBOX.'.$subfolder,'INBOX.'.$subfolder,1,1);
			
			// Dovecot
			if(!is_file($maildir_path.'/subscriptions')) {
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				$tmp_file = escapeshellcmd($maildir_path.'/subscriptions');
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				touch($tmp_file);
				chmod($tmp_file, 0744);
				chown($tmp_file,'vmail');
				chgrp($tmp_file,'vmail');
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			}
			$this->replaceLine($maildir_path.'/subscriptions',$subfolder,$subfolder,1,1);
		}
		
		$app->log('Created Maildir '.$maildir_path.' with subfolder: '.$subfolder,LOGLEVEL_DEBUG);
		
	}
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}
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?>