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// Check if a path is fully a subpath of another - no way to create symlink in the case
if (count($a1) == 0 || count($a2) == 0) return false;
// Add ($cnt_to-1) number of "../" elements to left side of $cfrom
for ($c = 0; $c < (count($a2)-1); $c++) { $cfrom = '../'.$cfrom; }
Marius Burkard
committed
//if(strstr($to,'/etc/letsencrypt/archive/')) $to = str_replace('/etc/letsencrypt/archive/','/etc/letsencrypt/live/',$to);
return symlink($cfrom, $to);
}
function remove_broken_symlinks($path, $recursive=false) {
if ($path != '/') {
$path = rtrim($path, '/');
}
if (is_dir($path)) {
$objects = array_diff(scandir($path), array('.', '..'));
foreach ($objects as $object) {
$this->remove_broken_symlinks("$path/$object", $recursive);
} elseif (is_link("$path/$object") && !file_exists("$path/$object")) {
$app->log("removing broken symlink $path/$object", LOGLEVEL_DEBUG);
}
}
} elseif (is_link("$path") && !file_exists("$path")) {
$app->log("removing broken symlink $path", LOGLEVEL_DEBUG);
unlink ("$path");
}
}
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function remove_recursive_symlinks($path, $chroot_basedir='', $recursive=false) {
global $app;
if ($path != '/') {
$path = rtrim($path, '/');
}
if (strlen($chroot_basedir) > 0) {
if (!is_dir($chroot_basedir)) {
$app->log("remove_recursive_symlink: invalid chroot basedir: $chroot_basedir", LOGLEVEL_DEBUG);
return false;
}
if (!(substr($path, 0, strlen($chroot_basedir)) === $chroot_basedir)) {
$app->log("remove_recursive_symlink: path $path is not below chroot basedir $chroot_basedir", LOGLEVEL_DEBUG);
return false;
}
if ($chroot_basedir != '/') {
$chroot_basedir = rtrim($chroot_basedir, '/');
}
}
if (is_dir($path)) {
$objects = array_diff(scandir($path), array('.', '..'));
foreach ($objects as $object) {
if (is_dir("$path/$object") && $recursive) {
$this->remove_recursive_symlinks("$path/$object", $chroot_basedir, $recursive);
} elseif (is_link("$path/$object")) {
$realpath = realpath("$path/$object");
if (strlen($chroot_basedir) > 0 ) {
$root_path = substr("$path/$object", strlen($chroot_basedir));
if ($root_path && $realpath == $root_path) {
$app->log("removing recursive symlink $path/$object", LOGLEVEL_DEBUG);
unlink ("$path/$object");
}
}
if ($realpath = "" || $realpath == "$path/$object") {
$app->log("removing recursive symlink $path/$object", LOGLEVEL_DEBUG);
unlink ("$path/$object");
}
}
}
} elseif (is_link("$path")) {
$realpath = realpath($path);
if (strlen($chroot_basedir) > 0 ) {
$root_path = substr($path, strlen($chroot_basedir));
if ($root_path && $realpath == $root_path) {
$app->log("removing recursive symlink $path", LOGLEVEL_DEBUG);
unlink ($path);
}
}
if ($realpath = "" || $realpath == $path) {
$app->log("removing recursive symlink $path", LOGLEVEL_DEBUG);
unlink ($path);
}
}
}
function checkpath($path) {
$path = trim($path);
//* We allow only absolute paths
if(substr($path, 0, 1) != '/') return false;
//* We allow only some characters in the path
// * is allowed, for example it is part of wildcard certificates/keys: *.example.com.crt
if(!preg_match('@^/[-a-zA-Z0-9_/.*]{1,}[~]?$@', $path)) return false;
//* Check path for symlinks
$path_parts = explode('/', $path);
$testpath = '';
foreach($path_parts as $p) {
$testpath .= '/'.$p;
if(is_link($testpath)) return false;
}
return true;
/**
* This function checks the free space for a given directory
* @param path check path
* @param limit min. free space in bytes
* @return bool - true when the the free space is above limit ohterwise false, opt. available disk-space
function check_free_space($path, $limit = 0, &$free_space = 0) {
$path = rtrim($path, '/');
/**
* Make sure that we have only existing directories in the path.
* Given a file name instead of a directory, the behaviour of the disk_free_space
function is unspecified and may differ between operating systems and PHP versions.
*/
while(!is_dir($path) && $path != '/') $path = realpath(dirname($path));
$free_space = disk_free_space($out);
if (!$free_space) {
$free_space = 0;
return false;
}
return true;
} else {
return false;
}
}
/**
* Add an user to a specific group
*
*/
function add_user_to_group($group, $user = 'admispconfig'){
global $app;
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$group_file = $app->file->rf($this->server_conf['group_datei']);
$group_file_lines = explode("\n", $group_file);
foreach($group_file_lines as $group_file_line){
list($group_name, $group_x, $group_id, $group_users) = explode(':', $group_file_line);
if($group_name == $group){
$group_users = explode(',', str_replace(' ', '', $group_users));
if(!in_array($user, $group_users)){
$group_users[] = $user;
}
$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;
}
$new_group_file[] = $group_file_line;
}
$new_group_file = implode("\n", $new_group_file);
$app->file->wf($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', $this->FILE, __LINE__);
}
function usermod($user, $groups){
global $app;
if($this->is_user($user)){
$groups = explode(',', str_replace(' ', '', $groups));
$group_file = $app->file->rf($this->server_conf['group_datei']);
$group_file_lines = explode("\n", $group_file);
foreach($group_file_lines as $group_file_line){
if(trim($group_file_line) != ""){
list($f1, $f2, $f3, $f4) = explode(':', $group_file_line);
$group_users = explode(',', str_replace(' ', '', $f4));
if(!in_array($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;
}
$f4 = implode(',', $g_users);
}
} else {
if(!in_array($user, $group_users)){
if(trim($group_users[0]) == '') unset($group_users);
$group_users[] = $user;
}
$f4 = implode(',', $group_users);
$new_group_file[] = $f1.':'.$f2.':'.$f3.':'.$f4;
}
}
$new_group_file = implode("\n", $new_group_file);
$app->file->wf($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', $this->FILE, __LINE__);
}
return true;
} else {
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*/
/**boot autostart etc
*
*/
function rc_edit($service, $rl, $action){
// $action = "on|off";
global $app;
$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');
}
if($action == 'off'){
if(is_link($dist_init_scripts.'/'.$service.'.sh')){
unlink($dist_init_scripts.'/'.$service.'.sh');
} else {
rename($dist_init_scripts.'/'.$service.'.sh', $dist_init_scripts.'/'.$service);
}
}
} else { // Linux
if(substr($dist, 0, 4) == 'suse'){
if($action == 'on'){
$this->exec_safe("chkconfig --add ? &> /dev/null", $service);
}
if($action == 'off'){
$this->exec_safe("chkconfig --del ? &> /dev/null", $service);
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}
} else {
$runlevels = explode(',', $rl);
foreach($runlevels as $runlevel){
$runlevel = trim($runlevel);
if($runlevel != '' && is_dir($dist_runlevel.'/rc'.$runlevel.'.d')){
$handle=opendir($dist_runlevel.'/rc'.$runlevel.'.d');
while($file = readdir($handle)){
if($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/'.$file;
}
}
closedir($handle);
}
if($action == 'on'){
if(!is_array($ln_arr[$runlevel])) @symlink($dist_init_scripts.'/'.$service, $dist_runlevel.'/rc'.$runlevel.'.d/S99'.$service);
}
if($action == 'off'){
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;
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// 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
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global $app;
$dist = $this->server_conf['dist'];
$dist_init_scripts = $this->server_conf['dist_init_scripts'];
if(!strstr($dist, 'freebsd')){
$app->log->caselog("$dist_init_scripts/$daemon $action &> /dev/null", $this->FILE, __LINE__);
} else {
if(is_file($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__);
} else {
$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh stop &> /dev/null', $this->FILE, __LINE__);
sleep(3);
$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh start &> /dev/null', $this->FILE, __LINE__);
}
} else {
if(is_file($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__);
} else {
$app->log->caselog($dist_init_scripts.'/'.$daemon.' stop &> /dev/null', $this->FILE, __LINE__);
sleep(3);
$app->log->caselog($dist_init_scripts.'/'.$daemon.' start &> /dev/null', $this->FILE, __LINE__);
}
} else {
if(is_file('/etc/rc.d/'.$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__);
} else {
$app->log->caselog('/etc/rc.d/'.$daemon.' stop &> /dev/null', $this->FILE, __LINE__);
sleep(3);
$app->log->caselog('/etc/rc.d/'.$daemon.' start &> /dev/null', $this->FILE, __LINE__);
}
}
}
}
}
function netmask($netmask){
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);
function binary_netmask($netmask){
list($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');
function network($ip, $netmask){
$netmask = $this->netmask($netmask);
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($f4), 8, '0', STR_PAD_LEFT);
for($i=0;$i<32;$i++){
$network_bin .= substr($netmask_bin, $i, 1) * substr($ip_bin, $i, 1);
}
$network_bin = wordwrap($network_bin, 8, '.', 1);
list($f1, $f2, $f3, $f4) = explode('.', trim($network_bin));
return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
/**
* 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);
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);
/**
* Get the network address information
*
*/
function network_info(){
$dist = $this->server_conf['dist'];
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ob_start();
passthru('ifconfig');
$output = ob_get_contents();
ob_end_clean();
$lines = explode("\n", $output);
foreach($lines as $line){
$elms = explode(' ', $line);
if(trim($elms[0]) != '' && substr($elms[0], 0, 1) != "\t"){
$elms[0] = trim($elms[0]);
if(strstr($dist, 'freebsd')) $elms[0] = substr($elms[0], 0, -1);
$interfaces[] = $elms[0];
}
}
if(!empty($interfaces)){
foreach($interfaces as $interface){
ob_start();
if(!strstr($dist, 'freebsd')){
passthru('ifconfig '.$interface." | grep -iw 'inet' | cut -f2 -d: | cut -f1 -d' '");
} else {
passthru('ifconfig '.$interface." | grep -iw 'inet' | grep -iv 'inet6' | cut -f2 -d' '");
}
$output = trim(ob_get_contents());
ob_end_clean();
if($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){
$main_interface = $ifconfig['IP'][$this->server_conf['server_ip']];
if(strstr($main_interface, ':')){
$parts = explode(':', $main_interface);
$main_interface = trim($parts[0]);
}
if($main_interface != ''){
$ips = $this->data['isp_server_ip'];
if(!empty($ips)){
foreach($ips as $ip){
if(!isset($ifconfig['IP'][$ip['server_ip']])){
$to_set[] = $ip['server_ip'];
} else {
unset($ifconfig['IP'][$ip['server_ip']]);
}
}
if(!empty($ifconfig['IP'])){
foreach($ifconfig['IP'] as $key => $val){
if(!strstr($val, 'lo') && !strstr($val, 'lp') && strstr($val, $main_interface)){
$this->exec_safe('ifconfig ? down &> /dev/null', $val);
unset($ifconfig['INTERFACE'][$val]);
}
}
}
if(!empty($to_set)){
foreach($to_set as $to){
$i = 0;
while($i >= 0){
if(isset($ifconfig['INTERFACE'][$main_interface.':'.$i])){
$i++;
} else {
$new_interface = $main_interface.':'.$i;
$i = -1;
}
}
$this->exec_safe('ifconfig ? ? netmask ? up &> /dev/null', $new_interface, $to, $this->server_conf['server_netzmaske']);
$ifconfig['INTERFACE'][$new_interface] = $to;
}
}
}
}
}
function quota_dirs(){
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global $app;
$content = $app->file->unix_nl($app->file->no_comments('/etc/fstab'));
$lines = explode("\n", $content);
foreach($lines as $line){
$line = trim($line);
if($line != ''){
$elms = explode("\t", $line);
foreach($elms as $elm){
if(trim($elm) != '') $f[] = $elm;
}
if(!empty($f) && stristr($f[3], 'userquota') && stristr($f[3], 'groupquota')){
$q_dirs[] = trim($f[1]);
}
unset($f);
}
}
if(!empty($q_dirs)){
return $q_dirs;
} else {
return false;
}
/**
* Get the current time
*
*/
function get_time(){
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$timeout = 1;
$url_parts = parse_url($addr);
$path = $url_parts['path'];
$port = 80;
$urlHandle = @fsockopen($url_parts['host'], $port, $errno, $errstr, $timeout);
if ($urlHandle){
socket_set_timeout($urlHandle, $timeout);
$urlString = 'GET '.$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";
$urlString .= "\r\n";
fputs($urlHandle, $urlString);
$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';
$c = 0;
$l = 0;
$startzeit = time();
while(!feof($urlHandle) && $c < 2 && $l == 0){
$line = trim(fgets($urlHandle, 128));
$response .= $line;
$c = time() - $startzeit;
if($line == '' || substr($line, 0, 5) == 'Date:') $l += 1; // nur den Header auslesen
if(substr($line, 0, 5) == 'Date:'){
$parts = explode(' ', $line);
$tag = $parts[2];
$monat = $month[$parts[3]];
$jahr = $parts[4];
list($stunde, $minute, $sekunde) = explode(':', $parts[5]);
$timestamp = mktime($stunde, $minute, $sekunde, $monat, $tag, $jahr);
}
}
@fclose($urlHandle);
return $timestamp;
} else {
@fclose($urlHandle);
return false;
}
function replaceLine($filename, $search_pattern, $new_line, $strict = 0, $append = 1) {
if($this->checkpath($filename) == false) {
$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
return false;
}
$lines = @file($filename);
$out = '';
$found = 0;
if(is_array($lines)) {
foreach($lines as $line) {
if($strict == 0 && preg_match('/^REGEX:(.*)$/', $search_pattern)) {
if(preg_match(substr($search_pattern, 6), $line)) {
$out .= $new_line."\n";
$found = 1;
} else {
$out .= $line;
}
} elseif($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" && filesize($filename) > 0) $out .= "\n";
//* add the new line at the end of the file
if($append == 1) {
$out .= $new_line."\n";
}
file_put_contents($filename, $out);
}
function removeLine($filename, $search_pattern, $strict = 0) {
global $app;
if($this->checkpath($filename) == false) {
$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
return false;
}
if($lines = @file($filename)) {
$out = '';
foreach($lines as $line) {
if($strict == 0 && preg_match('/^REGEX:(.*)$/', $search_pattern)) {
if(preg_match(substr($search_pattern, 6), $line)) {
$out .= $new_line."\n";
$found = 1;
} else {
$out .= $line;
}
} elseif($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 = '', $group = '') {
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global $app, $conf;
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// load the server configuration options
$app->uses("getconf");
$mail_config = $app->getconf->get_server_config($conf["server_id"], 'mail');
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$dir = $maildir_path.'/.'.$subfolder;
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$dir = $maildir_path;
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if(!is_dir($dir)) mkdir($dir, 0700, true);
if($user != '' && $user != 'root' && $this->is_user($user)) {
if(is_dir($dir)) $this->chown($dir, $user);
if($group != '' && $group != 'root' && $this->is_group($group)) {
if(is_dir($dir)) $this->chgrp($dir, $group);
$chgrp_mdsub = true;
}
$maildirsubs = array('cur', 'new', 'tmp');
foreach ($maildirsubs as $mdsub) {
if(!is_dir($dir.'/'.$mdsub)) mkdir($dir.'/'.$mdsub, 0700, true);
if ($chown_mdsub) chown($dir.'/'.$mdsub, $user);
if ($chgrp_mdsub) chgrp($dir.'/'.$mdsub, $group);
}
chmod($dir, 0700);
//* Add the subfolder to the subscriptions and courierimapsubscribed files
if($subfolder != '') {
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if($mail_config['pop3_imap_daemon'] == 'courier') {
if(!is_file($maildir_path.'/courierimapsubscribed')) {
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$tmp_file = $maildir_path.'/courierimapsubscribed';
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touch($tmp_file);
chmod($tmp_file, 0744);
chown($tmp_file, 'vmail');
chgrp($tmp_file, 'vmail');
}
$this->replaceLine($maildir_path.'/courierimapsubscribed', 'INBOX.'.$subfolder, 'INBOX.'.$subfolder, 1, 1);
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if($mail_config['pop3_imap_daemon'] == 'dovecot') {
if(!is_file($maildir_path.'/subscriptions')) {
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$tmp_file = $maildir_path.'/subscriptions';
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touch($tmp_file);
chmod($tmp_file, 0744);
chown($tmp_file, 'vmail');
chgrp($tmp_file, 'vmail');
}
$this->replaceLine($maildir_path.'/subscriptions', $subfolder, $subfolder, 1, 1);
$app->log('Created Maildir '.$maildir_path.' with subfolder: '.$subfolder, LOGLEVEL_DEBUG);
//* Function to create directory paths and chown them to a user and group
function mkdirpath($path, $mode = 0755, $user = '', $group = '', $run_as_user = null) {
$path_parts = explode('/', $path);
$new_path = '';
if(is_array($path_parts)) {
foreach($path_parts as $part) {
$new_path .= '/'.$part;
if(!@is_dir($new_path)) {
$this->mkdir($new_path, false, 0777, false, $run_as_user);
$this->chmod($new_path, $mode);
if($user != '') $this->chown($new_path, $user);
if($group != '') $this->chgrp($new_path, $group);
function _exec($command, $allow_return_codes = null) {
global $app;
$out = array();
$ret = 0;
$app->log('exec: '.$command, LOGLEVEL_DEBUG);
exec($command, $out, $ret);
if(is_array($allow_return_codes) && in_array($ret, $allow_return_codes)) return true;
elseif($ret != 0) return false;
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//* Check if a application is installed
function is_installed($appname) {
$this->exec_safe('which ? 2> /dev/null', $appname);
$out = $this->last_exec_out();
$returncode = $this->last_exec_retcode();
if(isset($out[0]) && stristr($out[0], $appname) && $returncode == 0) {
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return true;
} else {
return false;
}
}
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function set_immutable($path, $enable = true, $recursive = false) {
global $app;
if($this->checkpath($path) == false) {
$app->log("Action aborted, target is a symlink: $path", LOGLEVEL_DEBUG);
return false;
}
if($path != '' && $path != '/' && strlen($path) > 6 && strpos($path, '..') === false && (is_file($path) || is_dir($path))) {
if($enable) {
$this->exec_safe('chattr +i ?', $path);
} else {
$this->exec_safe('chattr -i ?', $path);
}
if($enable === false && $recursive === true && is_dir($path)) {
// only allow when removing immutable
$this->exec_safe('chattr -R -i ?', $path);
}
}
}
public function is_blacklisted_web_path($path) {
$blacklist = array('bin', 'cgi-bin', 'dev', 'etc', 'home', 'lib', 'lib64', 'log', 'ssl', 'usr', 'var', 'proc', 'net', 'sys', 'srv', 'sbin', 'run');
$path = ltrim($path, '/');
$parts = explode('/', $path);
if(in_array(strtolower($parts[0]), $blacklist, true)) {
return true;
}
return false;
}
function web_folder_protection($document_root, $protect) {
global $app, $conf;
if($this->checkpath($document_root) == false) {
$app->log("Action aborted, target is a symlink: $document_root", LOGLEVEL_DEBUG);
return false;
}
//* load the server configuration options
$app->uses('getconf');
$web_config = $app->getconf->get_server_config($conf['server_id'], 'web');
if($protect == true && $web_config['web_folder_protection'] == 'y') {
//* Add protection
if($document_root != '' && $document_root != '/' && strlen($document_root) > 6 && !stristr($document_root, '..')) $this->exec_safe('chattr +i ?', $document_root);
} else {
//* Remove protection
if($document_root != '' && $document_root != '/' && strlen($document_root) > 6 && !stristr($document_root, '..')) $this->exec_safe('chattr -i ?', $document_root);
function usermod($username, $uid = 0, $gid = 0, $home = '', $shell = '', $password = '', $login = '') {
global $app;
if($login == '') $login = $username;
//* Change values in /etc/passwd
$passwd_file_array = file('/etc/passwd');
if(is_array($passwd_file_array)) {
foreach($passwd_file_array as $line) {
$line = trim($line);
$parts = explode(':', $line);
if($parts[0] == $username) {
if(trim($login) != '' && trim($login) != trim($username)) $parts[0] = trim($login);
if(!empty($uid)) $parts[2] = trim($uid);
if(!empty($gid)) $parts[3] = trim($gid);
if(trim($home) != '') $parts[5] = trim($home);
if(trim($shell) != '') $parts[6] = trim($shell);
$new_line = implode(':', $parts);
copy('/etc/passwd', '/etc/passwd~');
chmod('/etc/passwd~', 0600);
$app->uses('system');
$app->system->replaceLine('/etc/passwd', $line, $new_line, 1, 0);
}
}
unset($passwd_file_array);
}
//* If username != login, change username in group and gshadow file
if($username != $login) {
$group_file_array = file('/etc/group');
if(is_array($group_file_array)) {
foreach($group_file_array as $line) {
$line = trim($line);
$parts = explode(':', $line);
if(strstr($parts[3], $username)) {
$uparts = explode(',', $parts[3]);
if(is_array($uparts)) {
foreach($uparts as $key => $val) {
if($val == $username) $uparts[$key] = $login;
}
}
$parts[3] = implode(',', $uparts);
$new_line = implode(':', $parts);
copy('/etc/group', '/etc/group~');
chmod('/etc/group~', 0600);
$app->system->replaceLine('/etc/group', $line, $new_line, 1, 0);
}
}
}
unset($group_file_array);
$gshadow_file_array = file('/etc/gshadow');
if(is_array($gshadow_file_array)) {
foreach($gshadow_file_array as $line) {
$line = trim($line);
$parts = explode(':', $line);
if(strstr($parts[3], $username)) {
$uparts = explode(',', $parts[3]);
if(is_array($uparts)) {
foreach($uparts as $key => $val) {
if($val == $username) $uparts[$key] = $login;
}
}
$parts[3] = implode(',', $uparts);
$new_line = implode(':', $parts);
copy('/etc/gshadow', '/etc/gshadow~');
chmod('/etc/gshadow~', 0600);
$app->system->replaceLine('/etc/gshadow', $line, $new_line, 1, 0);
}
}
}
unset($group_file_array);
}
//* When password or login name has been changed
if($password != '' || $username != $login) {
$shadow_file_array = file('/etc/shadow');
if(is_array($shadow_file_array)) {
foreach($shadow_file_array as $line) {
$line = trim($line);
$parts = explode(':', $line);
if($parts[0] == $username) {
if(trim($login) != '' && trim($login) != trim($username)) $parts[0] = trim($login);
if(trim($password) != '') $parts[1] = trim($password);
$new_line = implode(':', $parts);
copy('/etc/shadow', '/etc/shadow~');
chmod('/etc/shadow~', 0600);
$app->system->replaceLine('/etc/shadow', $line, $new_line, 1, 0);
}
}
}
unset($shadow_file_array);
}
}
function intval($string, $force_numeric = false) {
if(intval($string) == 2147483647) {
if($force_numeric == true) return floatval($string);
elseif(preg_match('/^([-]?)[0]*([1-9][0-9]*)([^0-9].*)*$/', $string, $match)) return $match[1].$match[2];
else return 0;
} else {
return intval($string);
}
}