Code

ACL: Skip listing system snapshot that we are not able to restore.
[gosa.git] / plugins / admin / systems / class_servDNS.inc
index fa48534c49945a75f4d6f3b004538c37d51fae9c..c74c27fd379fdbbfb0ba2364b557c533b4e46d9f 100644 (file)
@@ -1,6 +1,8 @@
 <?php
 
-class servdns extends plugin
+require_once("class_goService.inc");
+
+class servdns extends goService
 {
   /* CLI vars */
   var $cli_summary= "Manage server basic objects";
@@ -8,239 +10,399 @@ class servdns extends plugin
   var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");
 
   /* attribute list for save action */
-  var $ignore_account= TRUE;
-  var $attributes= array("zoneName","relativeDomainName","dNSTTL","dNSClass","sOARecord"); 
-  var $objectclasses= array("whatever");
+  var $ignore_account   = FALSE;
+  var $attributes       = array(); 
+  var $objectclasses    = array("whatever");
+
+  var $RecordTypes      = array();
+  var $Zones            = array();
+  var $dialog           = NULL;
 
-  var $RecordTypes = array();
-  var $usedRecords = array();
+  var $orig_dn          = "";
 
-  var $Zones = array();
-  var $editMode = false;
+  var $initially_was_account;
+  
+  /* ServerService tab vars */
+  var $conflicts        = array("servdns");
+  var $DisplayName      = "";
+  var $StatusFlag       = "";
 
-  function servdns ($config, $dn= NULL)
+  function servdns ($config, $dn= NULL, $parent= NULL)
   {
-    plugin::plugin ($config, $dn);
-    
-    $RecordTypes['ARecord']     ['name']  ="A Record";
-    $RecordTypes['ARecord']     ['type']  ="string";
-    $RecordTypes['MDRecord']    ['name']  ="MD Record";
-    $RecordTypes['MDRecord']    ['type']  ="string";
-    $RecordTypes['MXRecord']    ['name']  ="MX Record";
-    $RecordTypes['MXRecord']    ['type']  ="string";
-    $RecordTypes['NSRecord']    ['name']  ="NS Record";
-    $RecordTypes['NSRecord']    ['type']  ="string";
-    $RecordTypes['CNAMERecord'] ['name']  ="CNAME Record";
-    $RecordTypes['CNAMERecord'] ['type']  ="string";
-    $RecordTypes['PTRRecord']   ['name']  ="PTR Record";
-    $RecordTypes['PTRRecord']   ['type']  ="string";
-    $RecordTypes['HINFORecord'] ['name']  ="HINFO Record";
-    $RecordTypes['HINFORecord'] ['type']  ="string";
-    $RecordTypes['MINFORecord'] ['name']  ="MINFO Record";
-    $RecordTypes['MINFORecord'] ['type']  ="string";
-    $RecordTypes['TXTRecord']   ['name']  ="TXT Record";
-    $RecordTypes['TXTRecord']   ['type']  ="string";
-    $RecordTypes['AFSDBRecord'] ['name']  ="AFSDB Record";
-    $RecordTypes['AFSDBRecord'] ['type']  ="string";
-    $RecordTypes['SIGRecord']   ['name']  ="SIG Record";
-    $RecordTypes['SIGRecord']   ['type']  ="string";
-    $RecordTypes['KEYRecord']   ['name']  ="KEY Record";
-    $RecordTypes['KEYRecord']   ['type']  ="string";
-    $RecordTypes['AAAARecord']  ['name']  ="AAAA Record";
-    $RecordTypes['AAAARecord']  ['type']  ="string";
-    $RecordTypes['LOCRecord']   ['name']  ="LOC Record";
-    $RecordTypes['LOCRecord']   ['type']  ="string";
-    $RecordTypes['NXTRecord']   ['name']  ="NXT Record";
-    $RecordTypes['NXTRecord']   ['type']  ="string";
-    $RecordTypes['SRVRecord']   ['name']  ="SRV Record";
-    $RecordTypes['SRVRecord']   ['type']  ="string";
-    $RecordTypes['NAPTRRecord'] ['name']  ="NAPTR Record";
-    $RecordTypes['NAPTRRecord'] ['type']  ="string";
-    $RecordTypes['KXRecord']    ['name']  ="KX Record";
-    $RecordTypes['KXRecord']    ['type']  ="string";
-    $RecordTypes['CERTRecord']  ['name']  ="CERT Record";
-    $RecordTypes['CERTRecord']  ['type']  ="string";
-    $RecordTypes['A6Record']    ['name']  ="A6 Record";
-    $RecordTypes['A6Record']    ['type']  ="string";
-    $RecordTypes['DNAMERecord'] ['name']  ="DBNAME Record";
-    $RecordTypes['DNAMERecord'] ['type']  ="string";
-    $RecordTypes['DSRecord']    ['name']  ="DS Record";
-    $RecordTypes['DSRecord']    ['type']  ="string";
-    $RecordTypes['SSHFPRecord'] ['name']  ="SSHFP Record";
-    $RecordTypes['SSHFPRecord'] ['type']  ="string";
-    $RecordTypes['RRSIGRecord'] ['name']  ="RRSIG Record";
-    $RecordTypes['RRSIGRecord'] ['type']  ="string";
-    $RecordTypes['NSECRecord']  ['name']  ="NSEC Record";
-    $RecordTypes['NSECRecord']  ['type']  ="string";
-    $RecordTypes['mXRecord']  ['name']  ="MX Record";
-    $RecordTypes['mXRecord']  ['type']  ="string";
-    $RecordTypes['nSRecord']  ['name']  ="nS Record";
-    $RecordTypes['nSRecord']  ['type']  ="string";
-
-    $this->RecordTypes = $RecordTypes;
-
-    $attrs  = $this->attributes;
-    foreach($RecordTypes as $name => $att){
-      $attrs2[] = $name;
-    } 
-    $attrs3 = array_merge($attrs,$attrs2);
+    plugin::plugin ($config, $dn, $parent);
 
-    $ldap = $this->config->get_ldap_link();
-    $ldap->cd($this->dn);
-    $ldap->search("(&(objectClass=dNSZone)(sOARecord=*))",$attrs3);
-    while($zone = $ldap->fetch()){
-      $tmp = array();
-      foreach($attrs as $att){
-        if(isset($zone[$att]['count'])&&(is_array($zone[$att])))
-        unset($zone[$att]['count']);
-        
-        if(isset($zone[$att])){ 
-          $tmp[$att] = $zone[$att][0];
-        }else{
-          $tmp[$att] = "";
-        }
-      }
+    $this->DisplayName = _("DNS service");
 
-      if(isset($tmp['sOARecord'])){
-        $tmp2 = split("\ ",$tmp['sOARecord']);
-        unset($tmp['sOARecord']);
-        $tmp['sOARecord'] = array();
-        $tmp['sOARecord']['sOAprimary'] = $tmp2[0];
-        $tmp['sOARecord']['sOAmail']    = $tmp2[1];
-        $tmp['sOARecord']['sOAserial']  = $tmp2[2];
-        $tmp['sOARecord']['sOArefresh'] = $tmp2[3];
-        $tmp['sOARecord']['sOAretry']   = $tmp2[4];
-        $tmp['sOARecord']['sOAexpire']  = $tmp2[5];
-        $tmp['sOARecord']['sOAttl']     = $tmp2[6];
-      }
+    $this->orig_dn = $dn;
 
-      $tmp['usedRecords'] = array();
-      foreach($attrs2 as $name){
-        if(isset($zone[$name])){
-          for($i = 0 ; $i < $zone[$name]['count'] ; $i++ ){
-            $tmp['usedRecords'][] =  array("type"=> $name,"value"=>$zone[$name][$i]);
-          }
-        }
-      }
-      $this->Zones[$zone['zoneName'][0]] = $tmp;
-    }
-    if(count($this->Zones > 0)){
+    /* Get record types for zones
+     */
+    $this->RecordTypes = getDnsRecordTypes(true);
+
+    /* Get all zone Informations
+     */
+    $this->Zones = getDNSZoneEntries($config,$dn);
+    
+    /* If there is at least one entry in this -> types, we have DNS enabled 
+     */
+    if(count($this->Zones) == 0){
+      $this->is_account = false;
+    }else{
       $this->is_account = true;
     }
+    $this->initially_was_account = $this->is_account;
   }
 
+
   function execute()
   {
-       /* Call parent execute */
-       plugin::execute();
+    /* Call parent execute 
+     */
+    plugin::execute();
 
-    /* Fill templating stuff */
+    /* Fill templating stuff 
+     */
     $smarty= get_smarty();
     $display= "";
 
-    /* Do we need to flip is_account state? */
+    /* Do we need to flip is_account state? 
+     */
     if (isset($_POST['modify_state'])){
       $this->is_account= !$this->is_account;
     }
 
-    /* Show tab dialog headers */
     if ($this->is_account){
-      $display= $this->show_header(_("Remove DNS service"),
+      $display= $this->show_disable_header(_("Remove DNS service"),
           _("This server has DNS features enabled. You can disable them by clicking below."));
     } else {
-      $display= $this->show_header(_("Add DNS service"),
+      $display= $this->show_enable_header(_("Add DNS service"),
           _("This server has DNS features disabled. You can enable them by clicking below."));
       return ($display);
     }
 
+
+    /* Edited or Added zone 
+     */
+    if(isset($_POST['SaveZoneChanges'])){
+      $this->dialog->save_object();
+
+      /* Check for errors  
+       */
+      if(count($this->dialog->check())){
+        foreach($this->dialog->check() as $msgs){
+          print_red($msgs); 
+        }
+      }else{
+        /* add new/edited zone 
+         */
+        $ret = $this->dialog->save();
+        if(!$this->dialog->isNew){
+          unset($this->Zones[$this->dialog->OldZoneName]);
+        }
+        $this->Zones[$ret['zoneName']] = $ret;
+        $this->dialog = NULL;
+      }
+    }
+
+    /* Cancel zone edit / new 
+     */
+    if(isset($_POST['CancelZoneChanges'])){
+      $this->dialog = NULL;
+    }
+
+    /* Add empty new zone 
+     */
+    if(isset($_POST['AddZone'])){
+      $this->dialog = new servdnseditZone($this->config,$this->dn);
+    }
+
+    /* Check for edit zone request 
+     */
     $once = false;
     foreach( $_POST as $name => $value){
+  
+      /* check all post for edit request 
+       */
       if(preg_match("/^editZone_/",$name)&&!$once){
         $once =true;
         $tmp = preg_replace("/^editZone_/","",$name);
-        $tmp = base64_decode(preg_replace("/_.*$/","...",$tmp));
-        $this->editMode = $this->Zones[$tmp];
+        $tmp = base64_decode(preg_replace("/_.*$/","",$tmp));
+        $this->dialog= new servdnseditZone($this->config,$this->dn,$this->Zones[$tmp]);
+      }
+
+      /* check posts for delete zone 
+       */
+      if(preg_match("/^delZone_/",$name)&&!$once){
+
+        $once =true;
+        $tmp = preg_replace("/^delZone_/","",$name);
+        $tmp = base64_decode(preg_replace("/_.*$/","",$tmp));
+     
+        /* Initiate deletion
+         */ 
+        $this->RemoveZone($tmp); 
       }
     }
 
+    /* Show dialog 
+     */
+    if($this->dialog!= NULL){
+      $this->dialog->save_object();
+      $this->dialog->parent = $this;
+      return($this->dialog->execute());
+    }
 
-    $smarty->assign("editMode",$this->editMode);
-    if($this->editMode){
+    /* Create Listbox with existing Zones 
+     */
+    $ZoneList = new divSelectBox("dNSZones");
+    $ZoneList -> SetHeight(254);
+
+    /* Add entries to divlist
+     */
+    $editImg = "<input type='image' src='images/edit.png' name='editZone_%s'>
+      <input type='image' src='images/edittrash.png' name='delZone_%s'>";
+    foreach($this->Zones as $zone => $values ){
+      $ZoneList->AddEntry(array(
+            array("string" => $zone),
+            array("string" => _("Reverse zone")." : ".$values['ReverseZone']),
+            array("string" => _("TTL")." : ".$values['sOAttl']),
+            array("string" => _("Class")." : ".$values['dNSClass']),
+            array("string" =>str_replace("%s",base64_encode($zone),$editImg))
+            ));
+    }    
+
+    /* Display tempalte 
+     */
+    $smarty->assign("ZoneList",$ZoneList->DrawList());
+    $display.= $smarty->fetch(get_template_path('servdns.tpl', TRUE));
+    return($display);
+  }
 
-      foreach($this->attributes as $attrs){
-        $smarty->assign($attrs,$this->editMode[$attrs]);
-      }
-      
-      foreach($this->editMode['sOARecord'] as $name => $value){
-        $smarty->assign($name,$value);
-      }
-      $smarty->assign("records","");
 
+  /* Delete specified zone
+   */
+  function RemoveZone($id)
+  {
+    $zones =  $this->getUsedZoneNames();
+
+    if(isset($this->Zones[$id]['InitialReverseZone'])){
+      $rev = FlipIp($this->Zones[$id]['InitialReverseZone']);
     }else{
-      $ZoneList = new divSelectBox("dNSZones");
-      $ZoneList -> SetHeight(254);
+      $rev = FlipIp($this->Zones[$id]['ReverseZone']);
+    }
+
+    $zonename = "";
+    if(isset($this->Zones[$id]['InitialzoneName'])){
+      $zonename= $this->Zones[$id]['InitialzoneName'];
+    }
 
-      $editImg = "<input type='image' src='images/edit.png' name='editZone_%s'>";
+    $used = array();
 
-      foreach($this->Zones as $zone => $values ){
-        $ZoneList->AddEntry(array(array("string" => $zone.str_replace("%s",base64_encode($zone),$editImg))));
-      }    
+    /* Add Records which use this zoneName
+     */
+    if(isset($zones[$zonename])){
+      $used = array_merge($used,$zones[$zonename]);
+    }
+
+    /* Add Records which uses this reverse zone
+     */
+    if(isset($zones[$rev.".in-addr.arpa"])){
+      $used = array_merge($used,$zones[$rev.".in-addr.arpa"]);
+    } 
 
+    /* There are still entries using this configuration
+     *  Abort deletion
+     */
+    if(count($used)){
+      $i = 2;
+      $str ="";
+      foreach($used as $dn){
+        if($i > 0 && !preg_match("/,relativeDomainName=/",$dn)){
+          $i --;
+          $name = preg_replace("/^[^=]+=([^,]*),.*$/","\\1",$dn);
+          $zone = preg_replace("/^.*zoneName=([^,]*),.*$/","\\1",$dn);
+          $str.= $name.".".$zone." ";
+        }
+      }
 
-      $smarty->assign("ZoneList",$ZoneList->DrawList());
+      /*  Only show 2 dns in the error message 
+       */
+      if(count($used)> 2) {
+        $str .=" ... ";
+      }
+      print_red(sprintf(_("Can't delete the selected zone, because it is still in use by these entry/entries '%s'"),trim($str)));
+      return(false);
+    }else{
+      unset($this->Zones[$id]);
+      return(true);
     }
+  } 
 
-    $display.= $smarty->fetch(get_template_path('servdns.tpl', TRUE));
-    return($display);
+
+  /* This funtion returns all used Zonenames 
+   */
+  function getUsedZoneNames()
+  {
+    $ret = array();
+    $ldap = $this->config->get_ldap_link();
+    $ldap->cd($this->config->current['BASE']);
+    $ldap->search("(&(objectClass=dNSZone)(!(relativeDomainName=@))(zoneName=*))",array("zoneName","relativeDomainName"));
+    while($attr = $ldap->fetch()){
+      $ret[$attr['zoneName'][0]][] = $attr['dn'];
+    }
+    return($ret);
   }
 
+
+  /* Remove dns service 
+   */
   function remove_from_parent()
   {
-    /* This cannot be removed... */
+    if($this->initially_was_account){
+      $bool = true;
+      foreach($this->Zones as $key => $zone){
+        $bool= $bool & $this->RemoveZone($key);
+      }
+
+      if($bool){
+        $this->save();
+      }
+      return($bool);
+    }
   }
 
 
-  /* Save data to object */
-  function save_object()
+  /* Save to LDAP */
+  function save()
   {
-    //plugin::save_object();
+    $ldap = $this->config->get_ldap_link();
+    $ldap->cd($this->config->current['BASE']);  
+  
+    /* Get differences 
+     */
+    $tmp = getDNSZoneEntriesDiff($this->config,$this->Zones,$this->orig_dn);
+
+    /* Updated zone entries if reverser or forward name has changed  
+     * Must be done before moving entries, else the given dn is invalid
+     */
+    if(isset($tmp['zoneUpdates'])){
+      foreach($tmp['zoneUpdates'] as $dn => $attrs){
+        $ldap->cd($dn);
+        $ldap->modify($attrs);
+        show_ldap_error($ldap->get_error(), sprintf(_("Updating of system server/dns with dn '%s' failed."),$this->dn));
+      }
+    }
+
+    /* Delete dns 
+     */
+    foreach($tmp['del'] as $dn => $del){
+      $ldap->cd($dn);
+      $ldap->rmdir_recursive($dn);
+      show_ldap_error($ldap->get_error(), sprintf(_("Removing of system server/dns with dn '%s' failed."),$this->dn));
+    }
 
-    if(!$this->editMode){return;}
+    /* move follwoing entries
+     */
+    foreach($tmp['move'] as $src => $dst){
+      $this->recursive_move($src,$dst);
+    }
 
-    foreach($this->attributes as $attr){
-      if(isset($_POST[$attr])){
-        $this->editMode[$attr] = $_POST[$attr];
+    /* 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);
+      }else{
+        $ldap->cd($dn);
+        $ldap->add($attrs);
       }
+      show_ldap_error($ldap->get_error(), sprintf(_("Saving of system server/dns with dn '%s' failed."),$this->dn));
     }
+  }
+
+
+  /* Directly save new status flag */
+  function setStatus($value)
+  {
+    if($value == "none") return;
+    if(!$this->initially_was_account) return;
+    if(empty($this->StatusFlag)) return;
+    $ldap = $this->config->get_ldap_link();
+    $ldap->cd($this->dn);
+    $ldap->cat($this->dn,array("objectClass"));
+    if($ldap->count()){
 
-    foreach($this->editMode['sOARecord'] as $name => $value){
-      if(isset($_POST[$name])){
-        $this->editMode['sOARecord'][$name] = $_POST[$name];
+      $tmp = $ldap->fetch();
+      for($i = 0; $i < $tmp['objectClass']['count']; $i ++){
+        $attrs['objectClass'][] = $tmp['objectClass'][$i];
       }
+      $flag = $this->StatusFlag;
+      $attrs[$flag] = $value;
+      $this->$flag = $value;
+      $ldap->modify($attrs);
+      show_ldap_error($ldap->get_error(), sprintf(_("Set status flag for system server/dns with dn '%s' failed."),$this->dn));
+      $this->action_hook();
     }
+  }
+
 
+  function getListEntry()
+  {
+    $fields               = goService::getListEntry(); 
+    $fields['Message']    = _("DNS service");
+    $fields['AllowEdit']  = true;
+    return($fields);
   }
 
 
-  /* Check supplied data */
-  function check()
+  /* Get updates for status flag */
+  function updateStatusState()
   {
-    $message= array();
+    if(empty($this->StatusFlag)) return;
 
-    return ($message);
+    $attrs = array();
+    $flag = $this->StatusFlag;
+    $ldap = $this->config->get_ldap_link();
+    $ldap->cd($this->cn);
+    $ldap->cat($this->dn,array($flag));
+    if($ldap->count()){
+      $attrs = $ldap->fetch();
+    }
+    if(isset($attrs[$flag][0])){
+      $this->$flag = $attrs[$flag][0];
+    }
   }
 
 
-  /* Save to LDAP */
-  function save()
+  /* Return plugin informations for acl handling */
+  function plInfo()
   {
-    plugin::save();
-
-    /* Optionally execute a command after we're done */
-    #$this->handle_post_events($mode);
+    return (array(
+          "plShortName"   => _("DNS service"),
+          "plDescription" => _("DNS service")." ("._("Services").")",
+          "plSelfModify"  => FALSE,
+          "plDepends"     => array(),
+          "plPriority"    => 83,
+          "plSection"     => array("administration"),
+          "plCategory"    => array("server"),
+
+          "plProvidedAcls"=> array(
+            "zoneName"      =>_("Zone name"),
+            "ReverseZone"   =>_("Reverse zone"),
+            "sOAprimary"    =>_("Primary dns server"),
+            "sOAmail"       =>_("Mail address"),
+            "sOAserial"     =>_("Serial"),
+            "sOArefresh"    =>_("Refresh"),
+            "sOAretry"      =>_("Retry"),
+            "sOAexpire"     =>_("Expire"),
+            "sOAttl"        =>_("TTL"),
+            "zoneRecords"   =>_("Zone records"))
+    ));
   }
 
 }
-
 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 ?>