Code

Update list of available fon servers, if an existing server was renamed or a new...
[gosa.git] / plugins / admin / systems / class_servDNS.inc
index 36975637dcc1714e6833dba3781aa49004f2851d..b8c6c1876ec2fc32ab502d82af6d52b8be63cef6 100644 (file)
@@ -15,6 +15,9 @@ class servdns extends plugin
 
   var $DNSinitially_was_account;
 
+  var $dns_server_list   = array("ENTRIES"=> array(),"FOR_LIST"=> array());
+  var $take_over_id       = -1;
+  var $display_warning  = TRUE;
 
   function servdns ($config, $dn= NULL, $parent= NULL)
   {
@@ -34,6 +37,7 @@ class servdns extends plugin
      */
     if(count($this->Zones) == 0){
       $this->is_account = false;
+      $this->dns_server_list = $this->get_list_of_dns_servers();
     }else{
       $this->is_account = true;
     }
@@ -41,6 +45,37 @@ class servdns extends plugin
   }
 
 
+  function get_list_of_dns_servers()
+  {
+    $ret = array("ENTRIES"=> array(),"FOR_LIST"=> array());
+    $ldap = $this->config->get_ldap_link();
+    $ldap->cd($this->config->current['BASE']);
+    $ldap->search("(&(objectClass=dNSZone)(zoneName=*))",array("dn","zoneName"));
+    $dns = array();
+    while($attrs = $ldap->fetch()){
+      /* Skip own config */
+      if($this->dn != "new" && preg_match("/".normalizePreg($this->dn)."$/",$attrs['dn'])){
+        continue;
+      }
+      $dn = preg_replace("/^zoneName=[^,]+,/","",$attrs['dn']);
+      if(preg_match("/^cn=/",$dn) && !in_array($dn,$dns)){
+        $dns[] = $dn;
+      }
+    }
+    $i = 0;
+    foreach($dns as $dn){
+      $ldap->cat($dn,array('*'));
+      if($ldap->count()){
+        $i ++;
+        $attrs = $ldap->fetch();
+          $ret['ENTRIES'][$i]   = $attrs;
+          $ret['FOR_LIST'][$i] = $attrs['cn'][0];
+      }
+    }
+    return($ret);
+  }  
+
+
   function execute()
   {
     /* Call parent execute 
@@ -50,8 +85,52 @@ class servdns extends plugin
     /* Fill templating stuff 
      */
     $smarty= get_smarty();
+    $smarty->assign("dns_take_over",FALSE);
     $display= "";
 
+
+    /*****************/
+    /* Handle Take Over Actions
+    /*****************/
+
+    /* Give smarty the required informations */
+    $smarty->assign("dns_server_list", $this->dns_server_list['FOR_LIST']);
+    $smarty->assign("dns_server_list_cnt", count($this->dns_server_list['FOR_LIST']));
+
+    /* Take over requested, save id */
+    if(isset($_POST['take_over_src']) && isset($_POST['take_over'])){
+      $id = $_POST['take_over_src'];
+      if(isset($this->dns_server_list['ENTRIES'][$id])){
+        $this->take_over_id = $id;
+      }
+    }
+
+    /* Abort take over action */
+    if(isset($_POST['cancel_take_over'])){
+      $this->dialog =false;
+      $this->take_over_id = -1;
+      $this->dns_server_list = $this->get_list_of_dns_servers();
+    }
+
+    /* Display informartion about take over that will be started when saving this server
+     *  and hide default dns output
+     */
+    if($this->take_over_id != -1){
+      $this->dialog = FALSE;
+      $id = $this->take_over_id;
+      $smarty->assign("dns_take_over",TRUE);
+      $warning = sprintf(_("You are going to migrate the DNS setup from server '%s'."),$this->dns_server_list['ENTRIES'][$id]['cn'][0]);
+#      $warning.= " "._("This includes 'all' DNS zones that are located within this server. Please double check if your really want to do this.");
+      $warning.= " "._("The migration will be started when you save this system. To cancel this action, use the cancel button below.");
+
+      if($this->display_warning){
+        print_red($warning);
+        $this->display_warning = FALSE;
+      }
+      return($smarty->fetch(get_template_path('servdns.tpl', TRUE)));
+    }
+
+
     /* Do we need to flip is_account state? 
      */
     if (isset($_POST['modify_state'])){
@@ -139,6 +218,13 @@ class servdns extends plugin
       }
     }
 
+    if(isset($_GET['act']) && $_GET['act'] == "edit" && isset($_GET['id'])){
+      $id = base64_decode($_GET['id']);
+      if(isset($this->Zones[$id])){
+         $this->dialog= new servdnseditZone($this->config,$this->dn,$this->Zones[$id]);
+      }
+    }
+
     /* Show dialog 
      */
     if($this->dialog!= NULL){
@@ -150,16 +236,17 @@ class servdns extends plugin
     /* Create Listbox with existing Zones 
      */
     $ZoneList = new divSelectBox("dNSZones");
-    $ZoneList -> SetHeight(254);
+    $ZoneList -> SetHeight(300);
 
     /* 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 ){
+      $link = "<a href='?plug=".$_GET['plug']."&act=edit&id=%s'>%s</a>";
       $ZoneList->AddEntry(array(
-            array("string" => getNameFromMix($zone)),
-            array("string" => _("Reverse zone")." : ".getNameFromMix($values['ReverseZone'])),
+            array("string" => sprintf($link,base64_encode($zone),getNameFromMix($zone))),
+            array("string" => sprintf($link,base64_encode($zone),_("Reverse zone")." : ".getNameFromMix($values['ReverseZone']))),
             array("string" => _("TTL")." : ".$values['sOAttl']),
             array("string" => _("Class")." : ".$values['dNSClass']),
             array("string" => str_replace("%s",base64_encode($zone),$editImg))
@@ -257,6 +344,7 @@ class servdns extends plugin
   function remove_from_parent()
   {
     if($this->DNSinitially_was_account){
+      $this->is_account = FALSE;
       $bool = true;
       foreach($this->Zones as $key => $zone){
         $bool= $bool & $this->RemoveZone($key);
@@ -274,6 +362,34 @@ class servdns extends plugin
   /* Save to LDAP */
   function save()
   {
+
+    /* Take over handling
+     * - Create list of zones managed by source server 
+     * - Copy ldap entries to destination server 
+     * - Remove old zone entries from source
+     */
+    if($this->take_over_id != -1){
+      $del = array();
+      $id = $this->take_over_id;
+      $src = $this->dns_server_list['ENTRIES'][$id]['dn'];
+      $ldap = $this->config->get_ldap_link(); 
+      $ldap->ls("(objectClass=dnsZone)",$src,array('cn'));
+      while($attrs = $ldap->fetch()){
+        $src_zone = $attrs['dn'];
+        $dst_zone = preg_replace("/".normalizePreg($src)."$/",$this->dn,$src_zone);
+        $res = plugin::recursive_move($src_zone, $dst_zone);
+
+        if($res){
+          $del [] = $src_zone;
+        }
+      }
+      foreach($del as $src_zone){
+        $ldap->rmdir_recursive($src_zone);
+      }
+      return;
+    }
+
+
     $ldap = $this->config->get_ldap_link();
     $ldap->cd($this->config->current['BASE']);  
   
@@ -284,8 +400,17 @@ class servdns extends plugin
     if($old_dn == "new"){
       $old_dn = $this->dn;
     }
-  
+    /* Update dns to current object dn */ 
     $tmp = getDNSZoneEntriesDiff($this->config,$this->Zones,$old_dn);
+    $tmp2 = array();
+    foreach($tmp as $key1 => $data1){
+      $tmp2[$key1] = array();
+      foreach($data1 as $key2 => $data2){
+        $tmp2[$key1][preg_replace("/".normalizePreg($old_dn)."$/",$this->dn,$key2)] = $data2;
+      }
+    }
+    $tmp = $tmp2;
 
     /* Updated zone entries if reverser or forward name has changed  
      * Must be done before moving entries, else the given dn is invalid
@@ -301,9 +426,17 @@ class servdns extends plugin
     /* Delete dns 
      */
     foreach($tmp['del'] as $dn => $del){
+      $for = getNameFromMix($del['InitialzoneName']);
+      $rev = FlipIp(getNameFromMix($del['InitialReverseZone'])).".in-addr.arpa";
       $ldap->cd($dn);
       $ldap->rmdir_recursive($dn);
       show_ldap_error($ldap->get_error(), _("Removing DNS entries failed"));
+
+      /* Handle Post events */
+      if(preg_match("/^zoneName=/",$dn)){
+        $this->handle_post_events("remove",array("dn" => $dn,"zoneName" => $for));
+        $this->handle_post_events("remove",array("dn" => $dn,"zoneName" => $rev));
+      }
     }
 
     /* move follwoing entries
@@ -317,14 +450,25 @@ class servdns extends plugin
     foreach($tmp['add'] as $dn => $attrs){
       $ldap->cd($dn);
       $ldap->cat($dn, array('dn'));
-      if(count($ldap->fetch())){
+      if($ldap->count()){
         $ldap->cd($dn);
         $ldap->modify ($attrs);
+        show_ldap_error($ldap->get_error(), _("Saving DNS entries failed"));
+
+        /* Handle Post events */
+        if(preg_match("/^zoneName=/",$dn)){
+          $this->handle_post_events("modify",array("dn" => $dn,"zoneName" => $attrs['zoneName']));
+        }
       }else{
         $ldap->cd($dn);
         $ldap->add($attrs);
+        show_ldap_error($ldap->get_error(), _("Saving DNS entries failed"));
+
+        /* Handle Post events */
+        if(preg_match("/^zoneName=/",$dn)){
+          $this->handle_post_events("add",array("dn" => $dn,"zoneName" => $attrs['zoneName']));
+        }
       }
-      show_ldap_error($ldap->get_error(), _("Saving DNS entries failed"));
     }
   }
 }