/usr/share/gosa/plugins/admin/systems/services/dns/class_servDNSeditZoneEntries.inc is in gosa-plugin-dns 2.7.4+reloaded2-1+deb8u2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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class servDNSeditZoneEntries extends plugin
{
/* attribute list for save action */
var $ignore_account = TRUE;
var $attributes = array();
var $objectclasses = array("whatever");
var $Devices = array();
var $zoneName = ""; // ZoneName of currently edited Zone
var $reverseName = ""; // ReverseZone of the currently edited Zone
var $RecordTypes = array(); // Possible record type.
var $acl = "";
var $disableDialog = false; // Dialog will be disabled, if this zone is new
function servDNSeditZoneEntries (&$config,$dn, &$zoneObject)
{
plugin::plugin ($config, $dn);
/* Initialise class
*/
$this->RecordTypes = DNS::getDnsRecordTypes();
$this->dn = "zoneName=".$zoneObject['InitialzoneName'].",".$dn;
$this->zoneName = $zoneObject['InitialzoneName'];
$this->reverseName = $zoneObject['InitialReverseZone'];
/* Remove nSRecord from listed types */
if(isset($this->RecordTypes['nSRecord'])){
unset($this->RecordTypes['nSRecord']);
}
/* Remove nSRecord from listed types */
if(isset($this->RecordTypes['pTRRecord'])){
unset($this->RecordTypes['pTRRecord']);
}
/* Get ldap connection
*/
$ldap = $this->config->get_ldap_link();
$ldap->cd($this->config->current['BASE']);
/* Get zone content
*/
$ldap->ls("(&(objectClass=dNSZone)(!(relativeDomainName=@)))",$this->dn,array("relativeDomainName"));
while($attrs = $ldap->fetch()){
$this->Devices[$attrs['relativeDomainName'][0]] = DNS::getDNSHostEntries($config,$attrs['relativeDomainName'][0],true);
$this->Devices[$attrs['relativeDomainName'][0]]['OrigCn'] = $attrs['relativeDomainName'][0];
}
$ldap->cat($this->dn,array("objectClass"));
$this->disableDialog = true;
if(count($this->Devices)|| $ldap->count()){
$this->disableDialog = false;
}
}
function execute()
{
plugin::execute();
/* Fill templating stuff */
$smarty= get_smarty();
$display= "";
$table = "";
foreach($this->Devices as $key => $dev){
$table .= $this->generateRecordConfigurationRow($key);
}
$smarty->assign("acl",$this->acl);
$smarty->assign("disableDialog",$this->disableDialog);
$smarty->assign("table",$table);;
$display.= $smarty->fetch(get_template_path('servDNSeditZoneEntries.tpl', TRUE, dirname(__FILE__)));
return($display);
}
function save_object()
{
/* Check posts for operations ...
*/
$once = true;
$ptr_updates = array();
if(!preg_match("/w/",$this->acl)) return;
foreach($_POST as $name => $value){
/* Extract informations out of post name
*/
$tmp = preg_replace("/^[^_]*_/","\\1",$name);
$tmp2 = explode("|",postDecode($tmp));
/* Add new host entry
*/
if((preg_match("/^UserRecord_?/",$name)) && ($once)){
$once = false;
$entry = DNS::getDNSHostEntries($this->config,"",true);
$entry['exists'] = true;
$entry['zoneName'] = strtoupper($this->attrs['cn'][0])."/".$this->zoneName;
$entry['RECORDS'][] = array("type" => "aRecord" , "value"=>"");
$this->Devices[_("New entry")] = $entry;
}
if(count($tmp2) != 2) continue;
$Name = $tmp2[0];
$RecordID = $tmp2[1];
/* Add new REcord
*/
if((preg_match("/^AddRecord_/",$name)) && ($once)){
$once = false;
$this->Devices[$Name]['RECORDS'][] = $this->Devices[$Name]['RECORDS'][$RecordID];
}
/* Remove record from given dn
*/
if((preg_match("/^RemoveRecord_/",$name)) && ($once)){
$once = false;
if(isset($this->Devices[$Name]['RECORDS'][$RecordID])){
unset($this->Devices[$Name]['RECORDS'][$RecordID]);
}
/* Check if there is at least one visible record. Else remove complete entry */
$visible = false;
foreach($this->Devices[$Name]['RECORDS'] as $rec){
if(in_array_strict($rec['type'],$this->RecordTypes)){
$visible = true;
break;
}
}
if(!$visible && isset($this->Devices[$Name]['RECORDS'])){
$this->Devices[$Name]['RECORDS'] = array();
}
}
}
/* Possible attributes posted
*/
foreach($_POST as $name => $value){
$value = get_post($name);
/* Extract informations out of post name
*/
$tmp = preg_replace("/^[^_]*_/","\\1",$name);
$tmp2 = explode("|",postDecode($tmp));
if(count($tmp2) != 2) continue;
$Name = $tmp2[0];
$RecordID = $tmp2[1];
/* Check for value change
*/
if(preg_match("/ValueSelection_/",$name)){
if(isset($this->Devices[$Name]['RECORDS'][$RecordID])){
/* Update value */
$old = $this->Devices[$Name]['RECORDS'][$RecordID]['value'];
$this->Devices[$Name]['RECORDS'][$RecordID]['value'] = get_post($name);
/* Handle pTRRecord */
if(!isset($ptr_updates[$Name]) && $this->Devices[$Name]['RECORDS'][$RecordID]['type'] == "aRecord"){
$found = false;
$ip = $value;
$match = preg_replace("/^[^\/]*+\//","",$this->reverseName);
$ip = preg_replace("/^".preg_quote($match)."/","",$ip);
$ip = preg_replace("/^\./","",$ip);
foreach($this->Devices[$Name]['RECORDS'] as $key => $dev){
if($dev['type'] == "pTRRecord"){
$ptr_updates[$Name] = $Name;
$this->Devices[$Name]['RECORDS'][$key]['value'] = $ip;
$found = true;
break;
}
}
if(!$found){
$dev = array('type'=> 'pTRRecord', 'value' => $ip);
$this->Devices[$Name]['RECORDS'][] = $dev;
}
}
}
}
/* record type changed
*/
if(preg_match("/^RecordTypeSelection_/",$name)){
if(isset($this->Devices[$Name]['RECORDS'][$RecordID])){
$this->Devices[$Name]['RECORDS'][$RecordID]['type'] = $value;
}
}
}
/* check for renamed entries
*/
foreach($_POST as $name => $value){
$value = get_post($name);
/* Extract informations out of post name
*/
$tmp = preg_replace("/^[^_]*_/","\\1",$name);
$tmp2 = explode("|",postDecode($tmp));
if(count($tmp2) != 2) continue;
$Name = $tmp2[0];
$RecordID = $tmp2[1];
/* Host renamed
*/
if(preg_match("/RenameHost_/",$name)){
if((isset($this->Devices[$Name])) && ($Name != $value)){
if(isset($this->Devices[$value])){
msg_dialog::display(_("Error"), sprintf(_("Cannot rename '%s' to '%s'. Name is already in use!"), $Name, $value), ERROR_DIALOG);
}else{
$this->Devices[$value] = $this->Devices[$Name];
unset($this->Devices[$Name]);
}
}
}
}
}
/* check something
*/
function check()
{
/* Call common method to give check the hook */
$message= plugin::check();
if(!preg_match("/w/",$this->acl)) return($message);
$ldap = $this->config->get_ldap_link();
$ldap->cd($this->config->current['BASE']);
$names = array();
foreach($this->Devices as $DevName => $device){
/* Don't need to check empty values ... */
if(!count($device['RECORDS'])) continue;
/* Checking entry name
*/
if(!preg_match("/^[a-z0-9_\.-]+$/i", $DevName) || (empty($DevName))){
$message[] = msgPool::invalid(_("Name"),$DevName,"/[a-z0-9_\.-]/i");
}
/* Renaming check for existing devices
*/
if(isset($device['OrigCn']) && ($DevName != $device['OrigCn'] )){
$ldap->cd($this->config->current['BASE']);
$ldap->search("(relativeDomainName=".$DevName.")",array("relativeDomainName"));
if($ldap->count()){
$message[] = sprintf(_("Cannot rename '%s' to '%s'. Entry is already in use."),$device['OrigCn'],$DevName);
}
}elseif(!isset($device['OrigCn'])){
$ldap->cd($this->config->current['BASE']);
$ldap->search("(relativeDomainName=".$DevName.")",array("relativeDomainName"));
if($ldap->count()){
$message[] = sprintf(_("Cannot create '%s'. Entry is already in use."),$DevName);
}
}
/* Check names
*/
if(!isset($names[$DevName])){
$names[$DevName] = "";
}else{
$message[] = sprintf(_("Entry '%s' is used more than once."),$DevName);
}
/* Names should be written in lowercase
*/
# if(strtolower($DevName) != $DevName){
# $message[] = sprintf(_("The host name '%s' should be written in lowercase."), $DevName);
# }
/* Check records
*/
$singleEntries = array("pTRRecord");
$tmp = array();
$tmp2 = array();
foreach($device['RECORDS'] as $Num => $Rec){
/* Check values */
$message += $this->checkRecordType($DevName, $Rec['type'], $Rec['value']);
/* Check for multiple use of unique record types
*/
if(in_array_strict($Rec['type'],$singleEntries)){
if(!isset($tmp[$Rec['type']])){
$tmp[$Rec['type']] = "";
}else{
$message[] = sprintf(_("%s records cannot be used more than once."),$Rec['type']);
}
}
/* Check for empty / duplicate entries in record array
*/
if(empty($Rec['value'])){
$message[] = sprintf(_("Please fix the empty %s record for entry '%s'."),$Rec['type'],$DevName);
}
/* Check for duplicate record entries
*/
if(!isset($tmp[$Rec['type']][$Rec['value']])){
$tmp[$Rec['type']][$Rec['value']] = "";
}else{
$message[] = sprintf(_("Please fix the duplicate %s record for entry '%s'."),$Rec['type'],$DevName);
}
}
}
return ($message);
}
function save()
{
if($this->disableDialog || !preg_match("/w/",$this->acl)) return;
$todo = array();
/* Create todolist
*/
foreach($this->Devices as $name => $dev){
if(isset($dev['OrigCn'])){
if(count($dev['RECORDS'])){
$todo[] = DNS::getDNSHostEntriesDiff($this->config,$dev['OrigCn'],$dev,$name);
}else{
$dev['exists'] = false;
$todo[] = DNS::getDNSHostEntriesDiff($this->config,$dev['OrigCn'],$dev,$name);
}
}else{
if(count($dev['RECORDS'])){
$todo[] = DNS::getDNSHostEntriesDiff($this->config,"",$dev,$name);
}else{
$dev['exists'] = false;
$todo[] = DNS::getDNSHostEntriesDiff($this->config,"",$dev,$name);
}
}
}
$tmp = array();
$tmp['del'] = array();
$tmp['add'] = array();
$tmp['move'] = array();
foreach($todo as $to){
foreach($to as $type => $entries){
$tmp[$type] = array_merge($tmp[$type],$entries);
}
}
/* Get ldap link
*/
$ldap = $this->config->get_ldap_link();
$ldap->cd ($this->config->current['BASE']);
/* move follwoing entries
*/
foreach($tmp['move'] as $src => $dst){
$this->recursive_move($src,$dst);
}
/* Delete dns */
foreach($tmp['del'] as $dn => $del){
$ldap->cd($dn);
$ldap->rmdir_recursive($dn);
if(is_object($this->parent->parent)){
$this->parent->parent->handle_post_events("remove",array("dn" => $dn));
}
}
/* Add || Update new DNS entries
*/
foreach($tmp['add'] as $dn => $attrs){
$ldap->cd($dn);
$ldap->cat($dn, array('dn'));
if(count($ldap->fetch())){
$ldap->cd($dn);
$ldap->modify ($attrs);
if(is_object($this->parent->parent)){
$this->parent->parent->handle_post_events("modify",array("dn" => $dn));
}
}else{
$ldap->cd($dn);
$ldap->add($attrs);
if(is_object($this->parent->parent)){
$this->parent->parent->handle_post_events("add",array("dn" => $dn));
}
}
}
}
/* Create html table out of given entry
*/
function generateRecordConfigurationRow($objKey){
/* Get some basic informations
*/
$obj = $this->Devices[$objKey];
$objectName = $objKey;
$dis = "";
if(!preg_match("/w/",$this->acl)){
$dis = " disabled ";
}
/* Abort if emtpy
*/
if(count($obj['RECORDS']) == 0) return "";
/* Set title
*/
$str= "<br>";
$hostNameOnce = true;
/* Walk through all defined records
*/
$str.= "<table summary=''>";
foreach($obj['RECORDS'] as $id => $record){
/* Skip not selectable entries */
if(!isset($this->RecordTypes [$record['type']])) {
continue;
}
/* Create unique post name
*/
$name = postEncode($objKey."|".$id);
/* Only first host entry name should be editable
*/
if($hostNameOnce){
$hostNameOnce = false;
$field1 ="<input $dis type='text' style='width:250px;' name='RenameHost_".$name."' value='".set_post($objectName)."'>\n";
}else{
$field1 = "";
}
$field2 = $this->createRecordTypeSelection($record['type'],$name);
$field3 = "<input type='text' $dis value='".set_post($record['value'])."' name='ValueSelection_".$name."' style='width:250px;'>";
if(preg_match("/w/",$this->acl)){
$acl = image('images/lists/element.png[new]',"AddRecord_".$name,_("Add"));
$acl.= image('images/lists/trash.png',"RemoveRecord_".$name,_("Remove"));
}
/* Display settings backwards for CNAMERecords
*/
if($record['type'] == "cNAMERecord"){
$str .= "
<tr>
<td style='width:250px;text-align:right;'>".$field3."</td>
<td style='width:90px;'>".$field2."</td>
<td>".$objectName."</td>
<td>".$acl."</td>
</tr>";
}else{
$str .= "
<tr>
<td style='width:75px;text-align:right;'>".$field1."</td>
<td style='width:90px;'>".$field2."</td>
<td>".$field3."</td>
<td>".$acl."</td>
</tr>";
}
}
$str .="</table>";
return($str);
}
/* Create selectbox with all available option types
*/
function createRecordTypeSelection($id,$refID){
if(preg_match("/w/",$this->acl)){
$str = "\n<select name='RecordTypeSelection_".$refID."' onChange='document.mainform.submit();'>";
foreach($this->RecordTypes as $type => $atr) {
if($id == $type){
$str .="\n<option value='".$type."' selected >".strtoupper(preg_replace("/record/i","",$type))."</option>";
}else{
$str .="\n<option value='".$type."'>".strtoupper(preg_replace("/record/i","",$type))."</option>";
}
}
$str.= "\n</select>";
}else{
$str = " ".strtoupper(preg_replace("/record/i","",$id));
}
return($str);
}
/* Check record types for strange inputs */
function checkRecordType($name, $type, $value)
{
$template = _("The syntax of entry %s (record type %s, value %s) is invalid!")." %s<br><br><i>"._("Example").":</i> %s";
$message = Array();
switch($type) {
case 'aAAARecord': // RFC 3596
if(!tests::is_dns_name($name)) {
$message[] = sprintf($template, $name, $type, $value, _("Entry should be a DNS name."), "example");
}
if(!tests::is_ipv6($value)) {
$message[] = sprintf($template, $name, $type, $value, _("Value should be an IPv6 address."), "1fff:0000:0a88:85a3:0000:0000:ac1f:8001");
}
break;
case 'aRecord': // RFC 1035
if(!tests::is_dns_name($name)) {
$message[] = sprintf($template, $name, $type, $value, _("Entry should be a DNS name."), "example");
}
if(!tests::is_ip($value)) {
$message[] = sprintf($template, $name, $type, $value, _("Value should be an IPv4 address."), "192.168.1.10");
}
break;
case 'cNAMERecord': // RFC 1035
if(!tests::is_dns_name($name)) {
$message[] = sprintf($template, $name, $type, $value, _("Entry should be a DNS name."), "example");
}
if(!tests::is_dns_name($value)) {
$message[] = sprintf($template, $name, $type, $value, _("Value should be a DNS name."), "example");
}
break;
case 'mXRecord': // RFC 1035
//value: preference target
if(preg_match('/^(\S+)\s+(\S+)$/', $value, $matches)) {
if(!tests::is_id($matches[1])) {
$message[] = sprintf($template, $name, $type, $value, _("Value 1 should be a number."), "10 example");
}
if(!tests::is_dns_name($matches[2])) {
$message[] = sprintf($template, $name, $type, $value, _("Value 2 should be a DNS name."), "10 example");
}
} else {
$message[] = sprintf($template, $name, $type, $value, _("Value should be composed of 'preference target'."), "10 example");
}
break;
case 'nSRecord': // RFC 1035
if(!tests::is_dns_name($value)) {
$message[] = sprintf($template, $name, $type, $value, _("Value should be a DNS name."), "example");
}
break;
case 'pTRRecord': // RFC 1035
if(!tests::is_dns_name($value)) {
$message[] = sprintf($template, $name, $type, $value, _("Value should be a DNS name."), "example");
}
break;
case 'sRVRecord': // RFC 2782
if(!tests::is_dns_name($name)) {
$message[] = sprintf($template, $name, $type, $value, _("Entry should be a DNS name."), "example");
}
//value: priority weight port target
if(preg_match('/^([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+(\S+)$/', $value, $matches)) {
if(!tests::is_id($matches[1])) {
$message[] = sprintf($template, $name, $type, $value, _("Value 1 (priority) should be a number."), "0 5 5060 example");
}
if(!tests::is_id($matches[2])) {
$message[] = sprintf($template, $name, $type, $value, _("Value 2 (weight) should be a number."), "0 5 5060 example");
}
if(!tests::is_id($matches[3])) {
$message[] = sprintf($template, $name, $type, $value, _("Value 3 (port) should be a number."), "0 5 5060 example");
}
if(!tests::is_dns_name($matches[4])) {
$message[] = sprintf($template, $name, $type, $value, _("Value 4 (target) should be a DNS name."), "0 5 5060 example");
}
} else {
$message[] = sprintf($template, $name, $type, $value, _("Value should be composed of 'priority weight port target'."), "0 5 5060 example");
}
break;
}
return $message;
}
function remove_from_parent()
{
}
}
// vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
?>
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