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   }
  76
  77   function execute()
  78   {
  79     /* Fill templating stuff */
  80     $smarty= get_smarty();
  81     $display= "";
  82
  83     /* Add Disk to this Partitionset
  84      * This code adds a new HDD to the disks
  85      * A new Dialog will be opened
  86      */
  87     if(isset($_POST['AddDisk'])){
  88       $usedDiskNames =array();
  89       foreach($this->disks as $key=>$disk){
  90         $usedDiskNames[]= $key;
  91       }
  92       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames);
  93       $this->is_dialog = true;
  94     }
  95
  96     /* Edit disk.
  97      * Open dialog which allows us to edit the selected entry
  98      */
  99     $_SESSION['objectinfo'] = $this->dn;
 100     if((isset($_POST['EditDisk']))&&(isset($_POST['disks']))){
 101       $usedDiskNames =array();
 102       foreach($this->disks  as $key=>$disk){
 103         if($key != $_POST['disks']){
 104           $usedDiskNames[]= $key;
 105         }
 106       }
 107       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames,$this->disks[$_POST['disks']]);
 108       $_SESSION['objectinfo'] = $this->disks[$_POST['disks']]['dn'];
 109       $this->is_dialog = true;
 110     }
 111
 112     /* Edit aborted, close dialog, without saving anything
 113      */
 114     if(isset($_POST['CancelDisk'])){
 115       unset($this->dialog);
 116       $this->dialog = NULL;
 117       $this->is_dialog=false;
 118     }
 119
 120     /* Dialog saved
 121      * Save given data from Dialog, if no error is occured
 122      */
 123     if(isset($_POST['SaveDisk'])){
 124       $this->dialog->save_object();
 125       if(count($this->dialog->check())){
 126         foreach($this->dialog->check() as $msg){
 127           print_red($msg);
 128         }
 129       }else{
 130         $disk = $this->dialog->save();
 131         if(isset($disk['rename'])){
 132           if($this->disks[$disk['rename']['from']]['status']=="edited"){
 133             $this->disks[$disk['rename']['from']]['status']="delete";
 134           }else{
 135             unset($this->disks[$disk['rename']['from']]);
 136           }
 137
 138           foreach($disk['partitions'] as $key => $val){
 139             if($disk['partitions'][$key]['status']!="delete"){
 140               $disk['partitions'][$key]['status']= "new";
 141             }
 142           }
 143
 144           $disk['status']="new";
 145           $disk['cn']= $disk['rename']['to'];
 146         }
 147
 148         $this->disks[$disk['cn']]=$disk;
 149         unset($this->dialog);
 150         $this->dialog = NULL;
 151         $this->is_dialog=false;
 152       }
 153     }
 154
 155     /* Delete selected disk drive from list
 156      * Assign delete status for all its partitions
 157      */
 158     if((isset($_POST['DelDisk']))&&(!empty($_POST['disks']))){
 159       $disk = $_POST['disks'];
 160       if($this->disks[$disk]['status']=="edited"){
 161         $this->disks[$disk."-delete"]=$this->disks[$disk];
 162         unset($this->disks[$disk]);
 163         $disk = $disk."-delete";
 164         $this->disks[$disk]['status']="delete";
 165         foreach($this->disks[$disk]['partitions'] as $name => $value ){
 166           if($value['status']=="edited"){
 167             $this->disks[$disk]['partitions'][$name]['status']="delete";
 168           }else{
 169             unset($this->disks[$disk]['partitions'][$name]);
 170           }
 171         }
 172       }else{
 173         unset($this->disks[$disk]);
 174       }
 175     }
 176
 177     /* Display dialog if one is defined
 178      */
 179     if(isset($this->dialog)){
 180       $this->dialog->save_object();
 181       return($this->dialog->execute());
 182     }
 183
 184     /* Assign all attributes to smarty engine
 185      */
 186     foreach($this->attributes as $attrs){
 187       $smarty->assign($attrs,$this->$attrs);
 188       if($this->$attrs){
 189         $smarty->assign($attrs."CHK"," ");
 190       }else{
 191         $smarty->assign($attrs."CHK"," disabled ");
 192       }
 193     }
 194
 195     $disks = $this->getDisks();
 196     $smarty->assign("disks"   ,$disks);
 197     $smarty->assign("diskKeys",array_flip($disks));
 198     $display.= $smarty->fetch(get_template_path('faiPartitionTable.tpl', TRUE));
 199     return($display);
 200   }
 201
 202   function getDisks(){
 203     /* Return all available disks for this partition table
 204      * Return in listBox friendly array
 205      */
 206     $a_return = array();
 207     foreach($this->disks as $key => $disk){
 208       if($disk['status'] != "delete"){
 209         $cnt=0;
 210         foreach($disk['partitions'] as $val){
 211           if($val['status']!="delete"){
 212             $cnt ++;
 213           }
 214         }
 215         if(!empty($disk['description'])){
 216           $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition(s)"), $cnt);
 217         }else{
 218           $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition(s)"), $cnt);
 219         }
 220       }
 221     }
 222     return($a_return);
 223   }
 224
 225
 226   /* Delete me, and all my subtrees
 227    */
 228   function remove_from_parent()
 229   {
 230     $ldap = $this->config->get_ldap_link();
 231     $ldap->cd ($this->dn);
 232     $ldap->rmdir_recursive($this->dn);
 233     $this->handle_post_events("remove");
 234
 235     /* This cannot be removed... */
 236   }
 237
 238
 239   /* Save data to object
 240    */
 241   function save_object()
 242   {
 243     plugin::save_object();
 244     foreach($this->attributes as $attrs){
 245       if(isset($_POST[$attrs])){
 246         $this->$attrs = $_POST[$attrs];
 247       }
 248     }
 249   }
 250
 251
 252   /* Check supplied data */
 253   function check()
 254   {
 255
 256     $message= array();
 257     return ($message);
 258   }
 259
 260
 261   /* Save to LDAP */
 262   function save()
 263   {
 264
 265     plugin::save();
 266     /* Save current settings.
 267      * 1 : We must save the partition table, with its description and cn
 268      * 2 : Append Disk with cn and  description.
 269      * 3 : Save partitions for each disk
 270      */
 271
 272     $ldap = $this->config->get_ldap_link();
 273
 274     if($this->new){
 275       $ldap->cd($this->config->current['BASE']);
 276       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 277       $ldap->cd($this->dn);
 278       $ldap->add($this->attrs);
 279       show_ldap_error($ldap->get_error());
 280     }else{
 281       /* Add partition table to ldap
 282        */
 283       $ldap->cd($this->dn);
 284       $ldap->modify($this->attrs);
 285       show_ldap_error($ldap->get_error());
 286     }
 287
 288
 289     /* Sort entries, because we must delete entries with status="delete" first */
 290     $order = array();
 291     foreach($this->disks as $key => $disk){
 292       if($disk['status'] == "delete"){
 293         $order[$key] = $disk;
 294       }
 295     }
 296     foreach($this->disks as $key => $disk){
 297       if($disk['status'] != "delete"){
 298         $order[$key] = $disk;
 299       }
 300     }
 301
 302     /* Append all disks to ldap */
 303     foreach($order as $cn=>$disk){
 304       $disk_dn                    = "cn=".$disk['cn'].",".$this->dn;
 305       $disk_attrs['cn']           =  $disk['cn'];
 306       $disk_attrs['description']  =  $disk['description'];
 307       $disk_attrs['objectClass']  =  array("top","FAIclass","FAIpartitionDisk");
 308
 309       if($disk['status']=="new"){
 310         $ldap->cat($disk_dn);
 311         if($ldap->count()){
 312           $disk['status']="edited";
 313         }
 314       }
 315
 316       if($disk['status'] == "delete"){
 317         $ldap->cd($disk_dn);
 318         $ldap->rmdir_recursive($disk_dn);
 319       }elseif($disk['status']== "edited"){
 320         if(empty($disk_attrs['description'])){
 321           $disk_attrs['description']=array();
 322         }
 323         $ldap->cd($disk_dn);
 324         $ldap->modify($disk_attrs);
 325       }elseif($disk['status']== "new"){
 326         if(empty($disk_attrs['description'])){
 327           unset($disk_attrs['description']);
 328         }
 329         $ldap->cd($this->config->current['BASE']);
 330         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $disk_dn));
 331         $ldap->cd($disk_dn);
 332         $ldap->add($disk_attrs);
 333       }else{
 334         print_red("unknown status while saving disks");
 335       }
 336
 337       show_ldap_error($ldap->get_error());
 338       if($disk['status']!="delete")
 339       /* Add all partitions */
 340       foreach($disk['partitions'] as $key => $partition){
 341         $partition_attrs = array();
 342
 343         foreach($partition as $key => $value){
 344           if(!empty($value)){
 345             $partition_attrs[$key]=$value;
 346           }else{
 347             unset($partition_attrs[$key]);
 348           }
 349         }
 350
 351         $partition_dn= "FAIpartitionNr=".$partition_attrs['FAIpartitionNr'].",".$disk_dn;
 352         $partition_attrs['objectClass']= array("top","FAIclass","FAIpartitionEntry");
 353         $partition_attrs['cn']= $partition_attrs['FAIpartitionNr'];
 354
 355         unset($partition_attrs['status']);
 356         unset($partition_attrs['old_cn']);
 357
 358         if($partition['status']=="new"){
 359           $ldap->cat($partition_dn);
 360           if($ldap->count()){
 361             $partition['status']="edited";
 362           }
 363         }
 364
 365         if((!isset($partition['FAImountPoint']))||(empty($partition['FAImountPoint']))){
 366           $partition_attrs['FAImountPoint']="swap";
 367         }
 368
 369         if(($partition['status'] == "delete")&&($disk['status']!="new")){
 370           $ldap->cd($partition_dn);
 371           $ldap->rmdir_recursive($partition_dn);
 372         }elseif($partition['status'] == "new"){
 373           if(empty($partition_attrs['description'])){
 374             unset($partition_attrs['description']);
 375           }
 376           $ldap->cd($this->config->current['BASE']);
 377           $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $partition_dn));
 378           $ldap->cd($partition_dn);
 379           $ldap->add($partition_attrs);
 380         }elseif($partition['status'] == "edited"){
 381           if(empty($partition_attrs['description'])){
 382             $partition_attrs['description']=array();
 383           }
 384           $ldap->cd($partition_dn);
 385           $ldap->modify($partition_attrs);
 386         }
 387       show_ldap_error($ldap->get_error());
 388       }
 389     }
 390     $this->handle_post_events("add");
 391   }
 392 }
 393
 394 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 395 ?>