plugins/admin/fai/class_faiPartitionTable.inc

   1 <?php
   2
   3 class faiPartitionTable extends plugin
   4 {
   5   /* CLI vars */
   6   var $cli_summary= "Manage server basic objects";
   7   var $cli_description= "Some longer text\nfor help";
   8   var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");
   9
  10   /* attribute list for save action */
  11   var $ignore_account   = TRUE;
  12   var $attributes       = array("cn","description");
  13   var $objectclasses    = array("top","FAIclass","FAIpartitionTable");
  14
  15   /* Specific attributes */
  16   var $cn               = "";       // The class name for this object
  17   var $description      = "";       // The description for this set of partitions
  18   var $disks            = array();  // All defined Disks
  19   var $is_dialog        = false;    // specifies which buttons will be shown to save or abort
  20   var $dialog           = NULL;     // a dialog, e.g. new disk dialog
  21
  22   function faiPartitionTable ($config, $dn= NULL)
  23   {
  24     /* Load Attributes */
  25     plugin::plugin ($config, $dn);
  26
  27     /* If "dn==new" we try to create a new entry
  28      * Else we must read all objects from ldap which belong to this entry.
  29      * First read disks from ldap ... and then the partition definitions for the disks.
  30      */
  31     if($dn != "new"){
  32       $this->dn =$dn;
  33
  34       /* Read all disks from ldap taht are defined fot this partition table
  35        */
  36       $ldap = $this->config->get_ldap_link();
  37       $ldap->cd ($this->dn);
  38       $ldap->search("(&(objectClass=FAIclass)(objectClass=FAIpartitionDisk))",array("*"));
  39       while($object = $ldap->fetch()){
  40         $this->disks[$object['cn'][0]]['status']      = "edited";
  41         $this->disks[$object['cn'][0]]['dn']          = $object['dn'];
  42         $this->disks[$object['cn'][0]]['cn']          = $object['cn'][0];
  43         if(isset($object['description'][0])){
  44           $this->disks[$object['cn'][0]]['description'] = $object['description'][0];
  45         }else{
  46           $this->disks[$object['cn'][0]]['description'] = "";
  47         }
  48         $this->disks[$object['cn'][0]]['partitions']   = array();
  49       }
  50
  51       /* read all partitions for each disk
  52        */
  53       foreach($this->disks as $name => $disk){
  54         $ldap->cd ($disk['dn']);
  55         $ldap->search("(&(objectClass=FAIclass)(objectClass=FAIpartitionEntry))",array("*"));
  56         while($partition = $ldap->fetch()){
  57
  58           /* remove count ... from ldap result
  59            */
  60           foreach($partition as $key=>$val){
  61             if((is_numeric($key))||($key=="count")||($key=="dn")){
  62               unset($partition[$key]);
  63             }else{
  64               $partition[$key] = $val[0];
  65             }
  66           }
  67
  68           /* Append fetched partitions
  69            */
  70           $partition['status']="edited";
  71           $this->disks[$name]['partitions'][$partition['FAIpartitionNr']] = $partition;
  72         }
  73       }
  74     }
  75     ksort($this->disks);
  76   }
  77
  78   function execute()
  79   {
  80         /* Call parent execute */
  81         plugin::execute();
  82
  83     /* Fill templating stuff */
  84     $smarty= get_smarty();
  85     $display= "";
  86
  87     /* Add Disk to this Partitionset
  88      * This code adds a new HDD to the disks
  89      * A new Dialog will be opened
  90      */
  91     if(isset($_POST['AddDisk'])){
  92       $usedDiskNames =array();
  93       foreach($this->disks as $key=>$disk){
  94         $usedDiskNames[]= $key;
  95       }
  96       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames);
  97       $this->is_dialog = true;
  98     }
  99
 100     /* Edit disk.
 101      * Open dialog which allows us to edit the selected entry
 102      */
 103
 104     if($this->dn != "new"){
 105       $_SESSION['objectinfo']= $this->dn;
 106     }
 107
 108     if((isset($_POST['EditDisk']))&&(isset($_POST['disks']))){
 109       $usedDiskNames =array();
 110       foreach($this->disks  as $key=>$disk){
 111         if($key != $_POST['disks']){
 112           $usedDiskNames[]= $key;
 113         }
 114       }
 115       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames,$this->disks[$_POST['disks']]);
 116       $_SESSION['objectinfo'] = $this->disks[$_POST['disks']]['dn'];
 117       $this->is_dialog = true;
 118     }
 119
 120     /* Edit aborted, close dialog, without saving anything
 121      */
 122     if(isset($_POST['CancelDisk'])){
 123       unset($this->dialog);
 124       $this->dialog = NULL;
 125       $this->is_dialog=false;
 126     }
 127
 128     /* Dialog saved
 129      * Save given data from Dialog, if no error is occured
 130      */
 131     if(isset($_POST['SaveDisk'])){
 132       $this->dialog->save_object();
 133       if(count($this->dialog->check())){
 134         foreach($this->dialog->check() as $msg){
 135           print_red($msg);
 136         }
 137       }else{
 138         $disk = $this->dialog->save();
 139         if(isset($disk['rename'])){
 140           if($this->disks[$disk['rename']['from']]['status']=="edited"){
 141             $this->disks[$disk['rename']['from']]['status']="delete";
 142           }else{
 143             unset($this->disks[$disk['rename']['from']]);
 144           }
 145
 146           foreach($disk['partitions'] as $key => $val){
 147             if($disk['partitions'][$key]['status']!="delete"){
 148               $disk['partitions'][$key]['status']= "new";
 149             }
 150           }
 151
 152           $disk['status']="new";
 153           $disk['cn']= $disk['rename']['to'];
 154         }
 155
 156         $this->disks[$disk['cn']]=$disk;
 157         unset($this->dialog);
 158         $this->dialog = NULL;
 159         $this->is_dialog=false;
 160         ksort($this->disks);
 161       }
 162     }
 163
 164     /* Delete selected disk drive from list
 165      * Assign delete status for all its partitions
 166      */
 167     if((isset($_POST['DelDisk']))&&(!empty($_POST['disks']))){
 168       $disk = $_POST['disks'];
 169       if($this->disks[$disk]['status']=="edited"){
 170         $this->disks[$disk."-delete"]=$this->disks[$disk];
 171         unset($this->disks[$disk]);
 172         $disk = $disk."-delete";
 173         $this->disks[$disk]['status']="delete";
 174         foreach($this->disks[$disk]['partitions'] as $name => $value ){
 175           if($value['status']=="edited"){
 176             $this->disks[$disk]['partitions'][$name]['status']="delete";
 177           }else{
 178             unset($this->disks[$disk]['partitions'][$name]);
 179           }
 180         }
 181       }else{
 182         unset($this->disks[$disk]);
 183       }
 184     }
 185
 186     /* Display dialog if one is defined
 187      */
 188     if(isset($this->dialog)){
 189       $this->dialog->save_object();
 190       return($this->dialog->execute());
 191     }
 192
 193     /* Assign all attributes to smarty engine
 194      */
 195     foreach($this->attributes as $attrs){
 196       $smarty->assign($attrs,$this->$attrs);
 197       if($this->$attrs){
 198         $smarty->assign($attrs."CHK"," ");
 199       }else{
 200         $smarty->assign($attrs."CHK"," disabled ");
 201       }
 202     }
 203
 204     $disks = $this->getDisks();
 205     $smarty->assign("disks"   ,$disks);
 206     $smarty->assign("diskKeys",array_flip($disks));
 207     $display.= $smarty->fetch(get_template_path('faiPartitionTable.tpl', TRUE));
 208     return($display);
 209   }
 210
 211   function getDisks(){
 212     /* Return all available disks for this partition table
 213      * Return in listBox friendly array
 214      */
 215     $a_return = array();
 216     foreach($this->disks as $key => $disk){
 217       if($disk['status'] != "delete"){
 218         $cnt=0;
 219         foreach($disk['partitions'] as $val){
 220           if($val['status']!="delete"){
 221             $cnt ++;
 222           }
 223         }
 224         if(!empty($disk['description'])){
 225           if($cnt == 1){
 226             $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition"), $cnt);
 227           }else{
 228             $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition(s)"), $cnt);
 229           }
 230         }else{
 231           if($cnt == 1){
 232             $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition"), $cnt);
 233           }else{
 234             $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition(s)"), $cnt);
 235           }
 236         }
 237       }
 238     }
 239     return($a_return);
 240   }
 241
 242
 243   /* Delete me, and all my subtrees
 244    */
 245   function remove_from_parent()
 246   {
 247     $ldap = $this->config->get_ldap_link();
 248     $ldap->cd ($this->dn);
 249     $ldap->rmdir_recursive($this->dn);
 250     $this->handle_post_events("remove");
 251
 252     /* This cannot be removed... */
 253   }
 254
 255
 256   /* Save data to object
 257    */
 258   function save_object()
 259   {
 260     plugin::save_object();
 261     foreach($this->attributes as $attrs){
 262       if(isset($_POST[$attrs])){
 263         $this->$attrs = $_POST[$attrs];
 264       }
 265     }
 266   }
 267
 268
 269   /* Check supplied data */
 270   function check()
 271   {
 272
 273     $message= array();
 274     return ($message);
 275   }
 276
 277
 278   /* Save to LDAP */
 279   function save()
 280   {
 281
 282     plugin::save();
 283     /* Save current settings.
 284      * 1 : We must save the partition table, with its description and cn
 285      * 2 : Append Disk with cn and  description.
 286      * 3 : Save partitions for each disk
 287      */
 288
 289     $ldap = $this->config->get_ldap_link();
 290
 291     if($this->new){
 292       $ldap->cd($this->config->current['BASE']);
 293       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 294       $ldap->cd($this->dn);
 295       $ldap->add($this->attrs);
 296       show_ldap_error($ldap->get_error());
 297     }else{
 298       /* Add partition table to ldap
 299        */
 300       $ldap->cd($this->dn);
 301       $ldap->modify($this->attrs);
 302       show_ldap_error($ldap->get_error());
 303     }
 304
 305
 306     /* Sort entries, because we must delete entries with status="delete" first */
 307     $order = array();
 308     foreach($this->disks as $key => $disk){
 309       if($disk['status'] == "delete"){
 310         $order[$key] = $disk;
 311       }
 312     }
 313     foreach($this->disks as $key => $disk){
 314       if($disk['status'] != "delete"){
 315         $order[$key] = $disk;
 316       }
 317     }
 318
 319     /* Append all disks to ldap */
 320     foreach($order as $cn=>$disk){
 321       $disk_dn                    = "cn=".$disk['cn'].",".$this->dn;
 322       $disk_attrs['cn']           =  $disk['cn'];
 323       $disk_attrs['description']  =  $disk['description'];
 324       $disk_attrs['objectClass']  =  array("top","FAIclass","FAIpartitionDisk");
 325
 326       if($disk['status']=="new"){
 327         $ldap->cat($disk_dn);
 328         if($ldap->count()){
 329           $disk['status']="edited";
 330         }
 331       }
 332
 333       if($disk['status'] == "delete"){
 334         $ldap->cd($disk_dn);
 335         $ldap->rmdir_recursive($disk_dn);
 336       }elseif($disk['status']== "edited"){
 337         if(empty($disk_attrs['description'])){
 338           $disk_attrs['description']=array();
 339         }
 340         $ldap->cd($disk_dn);
 341         $ldap->modify($disk_attrs);
 342       }elseif($disk['status']== "new"){
 343         if(empty($disk_attrs['description'])){
 344           unset($disk_attrs['description']);
 345         }
 346         $ldap->cd($this->config->current['BASE']);
 347         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $disk_dn));
 348         $ldap->cd($disk_dn);
 349         $ldap->add($disk_attrs);
 350       }else{
 351         print_red("unknown status while saving disks");
 352       }
 353
 354       show_ldap_error($ldap->get_error());
 355       if($disk['status']!="delete")
 356       /* Add all partitions */
 357       foreach($disk['partitions'] as $key => $partition){
 358         $partition_attrs = array();
 359
 360         foreach($partition as $key => $value){
 361           if(!empty($value)){
 362             $partition_attrs[$key]=$value;
 363           }else{
 364             unset($partition_attrs[$key]);
 365           }
 366         }
 367
 368         $partition_dn= "FAIpartitionNr=".$partition_attrs['FAIpartitionNr'].",".$disk_dn;
 369         $partition_attrs['objectClass']= array("top","FAIclass","FAIpartitionEntry");
 370         $partition_attrs['cn']= $partition_attrs['FAIpartitionNr'];
 371
 372         unset($partition_attrs['status']);
 373         unset($partition_attrs['old_cn']);
 374
 375         if($partition['status']=="new"){
 376           $ldap->cat($partition_dn);
 377           if($ldap->count()){
 378             $partition['status']="edited";
 379           }
 380         }
 381
 382         if((!isset($partition['FAImountPoint']))||(empty($partition['FAImountPoint']))){
 383           $partition_attrs['FAImountPoint']="swap";
 384         }
 385
 386         if(($partition['status'] == "delete")&&($disk['status']!="new")){
 387           $ldap->cd($partition_dn);
 388           $ldap->rmdir_recursive($partition_dn);
 389         }elseif($partition['status'] == "new"){
 390           if(empty($partition_attrs['description'])){
 391             unset($partition_attrs['description']);
 392           }
 393           $ldap->cd($this->config->current['BASE']);
 394           $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $partition_dn));
 395           $ldap->cd($partition_dn);
 396           $ldap->add($partition_attrs);
 397         }elseif($partition['status'] == "edited"){
 398           if(empty($partition_attrs['description'])){
 399             $partition_attrs['description']=array();
 400           }
 401           $ldap->cd($partition_dn);
 402           $ldap->modify($partition_attrs);
 403         }
 404       show_ldap_error($ldap->get_error());
 405       }
 406     }
 407     $this->handle_post_events("add");
 408   }
 409 }
 410
 411 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 412 ?>