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     /* Fill templating stuff */
  83     $smarty= get_smarty();
  84     $display= "";
  85
  86     /* Add Disk to this Partitionset
  87      * This code adds a new HDD to the disks
  88      * A new Dialog will be opened
  89      */
  90     if(isset($_POST['AddDisk'])){
  91       $usedDiskNames =array();
  92       foreach($this->disks as $key=>$disk){
  93         $usedDiskNames[]= $key;
  94       }
  95       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames);
  96       $this->is_dialog = true;
  97     }
  98
  99     /* Edit disk.
 100      * Open dialog which allows us to edit the selected entry
 101      */
 102     $_SESSION['objectinfo'] = $this->dn;
 103     if((isset($_POST['EditDisk']))&&(isset($_POST['disks']))){
 104       $usedDiskNames =array();
 105       foreach($this->disks  as $key=>$disk){
 106         if($key != $_POST['disks']){
 107           $usedDiskNames[]= $key;
 108         }
 109       }
 110       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames,$this->disks[$_POST['disks']]);
 111       $_SESSION['objectinfo'] = $this->disks[$_POST['disks']]['dn'];
 112       $this->is_dialog = true;
 113     }
 114
 115     /* Edit aborted, close dialog, without saving anything
 116      */
 117     if(isset($_POST['CancelDisk'])){
 118       unset($this->dialog);
 119       $this->dialog = NULL;
 120       $this->is_dialog=false;
 121     }
 122
 123     /* Dialog saved
 124      * Save given data from Dialog, if no error is occured
 125      */
 126     if(isset($_POST['SaveDisk'])){
 127       $this->dialog->save_object();
 128       if(count($this->dialog->check())){
 129         foreach($this->dialog->check() as $msg){
 130           print_red($msg);
 131         }
 132       }else{
 133         $disk = $this->dialog->save();
 134         if(isset($disk['rename'])){
 135           if($this->disks[$disk['rename']['from']]['status']=="edited"){
 136             $this->disks[$disk['rename']['from']]['status']="delete";
 137           }else{
 138             unset($this->disks[$disk['rename']['from']]);
 139           }
 140
 141           foreach($disk['partitions'] as $key => $val){
 142             if($disk['partitions'][$key]['status']!="delete"){
 143               $disk['partitions'][$key]['status']= "new";
 144             }
 145           }
 146
 147           $disk['status']="new";
 148           $disk['cn']= $disk['rename']['to'];
 149         }
 150
 151         $this->disks[$disk['cn']]=$disk;
 152         unset($this->dialog);
 153         $this->dialog = NULL;
 154         $this->is_dialog=false;
 155         ksort($this->disks);
 156       }
 157     }
 158
 159     /* Delete selected disk drive from list
 160      * Assign delete status for all its partitions
 161      */
 162     if((isset($_POST['DelDisk']))&&(!empty($_POST['disks']))){
 163       $disk = $_POST['disks'];
 164       if($this->disks[$disk]['status']=="edited"){
 165         $this->disks[$disk."-delete"]=$this->disks[$disk];
 166         unset($this->disks[$disk]);
 167         $disk = $disk."-delete";
 168         $this->disks[$disk]['status']="delete";
 169         foreach($this->disks[$disk]['partitions'] as $name => $value ){
 170           if($value['status']=="edited"){
 171             $this->disks[$disk]['partitions'][$name]['status']="delete";
 172           }else{
 173             unset($this->disks[$disk]['partitions'][$name]);
 174           }
 175         }
 176       }else{
 177         unset($this->disks[$disk]);
 178       }
 179     }
 180
 181     /* Display dialog if one is defined
 182      */
 183     if(isset($this->dialog)){
 184       $this->dialog->save_object();
 185       return($this->dialog->execute());
 186     }
 187
 188     /* Assign all attributes to smarty engine
 189      */
 190     foreach($this->attributes as $attrs){
 191       $smarty->assign($attrs,$this->$attrs);
 192       if($this->$attrs){
 193         $smarty->assign($attrs."CHK"," ");
 194       }else{
 195         $smarty->assign($attrs."CHK"," disabled ");
 196       }
 197     }
 198
 199     $disks = $this->getDisks();
 200     $smarty->assign("disks"   ,$disks);
 201     $smarty->assign("diskKeys",array_flip($disks));
 202     $display.= $smarty->fetch(get_template_path('faiPartitionTable.tpl', TRUE));
 203     return($display);
 204   }
 205
 206   function getDisks(){
 207     /* Return all available disks for this partition table
 208      * Return in listBox friendly array
 209      */
 210     $a_return = array();
 211     foreach($this->disks as $key => $disk){
 212       if($disk['status'] != "delete"){
 213         $cnt=0;
 214         foreach($disk['partitions'] as $val){
 215           if($val['status']!="delete"){
 216             $cnt ++;
 217           }
 218         }
 219         if(!empty($disk['description'])){
 220           if($cnt == 1){
 221             $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition"), $cnt);
 222           }else{
 223             $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition(s)"), $cnt);
 224           }
 225         }else{
 226           if($cnt == 1){
 227             $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition"), $cnt);
 228           }else{
 229             $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition(s)"), $cnt);
 230           }
 231         }
 232       }
 233     }
 234     return($a_return);
 235   }
 236
 237
 238   /* Delete me, and all my subtrees
 239    */
 240   function remove_from_parent()
 241   {
 242     $ldap = $this->config->get_ldap_link();
 243     $ldap->cd ($this->dn);
 244     $ldap->rmdir_recursive($this->dn);
 245     $this->handle_post_events("remove");
 246
 247     /* This cannot be removed... */
 248   }
 249
 250
 251   /* Save data to object
 252    */
 253   function save_object()
 254   {
 255     plugin::save_object();
 256     foreach($this->attributes as $attrs){
 257       if(isset($_POST[$attrs])){
 258         $this->$attrs = $_POST[$attrs];
 259       }
 260     }
 261   }
 262
 263
 264   /* Check supplied data */
 265   function check()
 266   {
 267
 268     $message= array();
 269     return ($message);
 270   }
 271
 272
 273   /* Save to LDAP */
 274   function save()
 275   {
 276
 277     plugin::save();
 278     /* Save current settings.
 279      * 1 : We must save the partition table, with its description and cn
 280      * 2 : Append Disk with cn and  description.
 281      * 3 : Save partitions for each disk
 282      */
 283
 284     $ldap = $this->config->get_ldap_link();
 285
 286     if($this->new){
 287       $ldap->cd($this->config->current['BASE']);
 288       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 289       $ldap->cd($this->dn);
 290       $ldap->add($this->attrs);
 291       show_ldap_error($ldap->get_error());
 292     }else{
 293       /* Add partition table to ldap
 294        */
 295       $ldap->cd($this->dn);
 296       $ldap->modify($this->attrs);
 297       show_ldap_error($ldap->get_error());
 298     }
 299
 300
 301     /* Sort entries, because we must delete entries with status="delete" first */
 302     $order = array();
 303     foreach($this->disks as $key => $disk){
 304       if($disk['status'] == "delete"){
 305         $order[$key] = $disk;
 306       }
 307     }
 308     foreach($this->disks as $key => $disk){
 309       if($disk['status'] != "delete"){
 310         $order[$key] = $disk;
 311       }
 312     }
 313
 314     /* Append all disks to ldap */
 315     foreach($order as $cn=>$disk){
 316       $disk_dn                    = "cn=".$disk['cn'].",".$this->dn;
 317       $disk_attrs['cn']           =  $disk['cn'];
 318       $disk_attrs['description']  =  $disk['description'];
 319       $disk_attrs['objectClass']  =  array("top","FAIclass","FAIpartitionDisk");
 320
 321       if($disk['status']=="new"){
 322         $ldap->cat($disk_dn);
 323         if($ldap->count()){
 324           $disk['status']="edited";
 325         }
 326       }
 327
 328       if($disk['status'] == "delete"){
 329         $ldap->cd($disk_dn);
 330         $ldap->rmdir_recursive($disk_dn);
 331       }elseif($disk['status']== "edited"){
 332         if(empty($disk_attrs['description'])){
 333           $disk_attrs['description']=array();
 334         }
 335         $ldap->cd($disk_dn);
 336         $ldap->modify($disk_attrs);
 337       }elseif($disk['status']== "new"){
 338         if(empty($disk_attrs['description'])){
 339           unset($disk_attrs['description']);
 340         }
 341         $ldap->cd($this->config->current['BASE']);
 342         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $disk_dn));
 343         $ldap->cd($disk_dn);
 344         $ldap->add($disk_attrs);
 345       }else{
 346         print_red("unknown status while saving disks");
 347       }
 348
 349       show_ldap_error($ldap->get_error());
 350       if($disk['status']!="delete")
 351       /* Add all partitions */
 352       foreach($disk['partitions'] as $key => $partition){
 353         $partition_attrs = array();
 354
 355         foreach($partition as $key => $value){
 356           if(!empty($value)){
 357             $partition_attrs[$key]=$value;
 358           }else{
 359             unset($partition_attrs[$key]);
 360           }
 361         }
 362
 363         $partition_dn= "FAIpartitionNr=".$partition_attrs['FAIpartitionNr'].",".$disk_dn;
 364         $partition_attrs['objectClass']= array("top","FAIclass","FAIpartitionEntry");
 365         $partition_attrs['cn']= $partition_attrs['FAIpartitionNr'];
 366
 367         unset($partition_attrs['status']);
 368         unset($partition_attrs['old_cn']);
 369
 370         if($partition['status']=="new"){
 371           $ldap->cat($partition_dn);
 372           if($ldap->count()){
 373             $partition['status']="edited";
 374           }
 375         }
 376
 377         if((!isset($partition['FAImountPoint']))||(empty($partition['FAImountPoint']))){
 378           $partition_attrs['FAImountPoint']="swap";
 379         }
 380
 381         if(($partition['status'] == "delete")&&($disk['status']!="new")){
 382           $ldap->cd($partition_dn);
 383           $ldap->rmdir_recursive($partition_dn);
 384         }elseif($partition['status'] == "new"){
 385           if(empty($partition_attrs['description'])){
 386             unset($partition_attrs['description']);
 387           }
 388           $ldap->cd($this->config->current['BASE']);
 389           $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $partition_dn));
 390           $ldap->cd($partition_dn);
 391           $ldap->add($partition_attrs);
 392         }elseif($partition['status'] == "edited"){
 393           if(empty($partition_attrs['description'])){
 394             $partition_attrs['description']=array();
 395           }
 396           $ldap->cd($partition_dn);
 397           $ldap->modify($partition_attrs);
 398         }
 399       show_ldap_error($ldap->get_error());
 400       }
 401     }
 402     $this->handle_post_events("add");
 403   }
 404 }
 405
 406 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 407 ?>