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     $_SESSION['objectinfo'] = $this->dn;
 104     if((isset($_POST['EditDisk']))&&(isset($_POST['disks']))){
 105       $usedDiskNames =array();
 106       foreach($this->disks  as $key=>$disk){
 107         if($key != $_POST['disks']){
 108           $usedDiskNames[]= $key;
 109         }
 110       }
 111       $this->dialog = new faiPartitionTableEntry($this->config,$this->dn,$usedDiskNames,$this->disks[$_POST['disks']]);
 112       $_SESSION['objectinfo'] = $this->disks[$_POST['disks']]['dn'];
 113       $this->is_dialog = true;
 114     }
 115
 116     /* Edit aborted, close dialog, without saving anything
 117      */
 118     if(isset($_POST['CancelDisk'])){
 119       unset($this->dialog);
 120       $this->dialog = NULL;
 121       $this->is_dialog=false;
 122     }
 123
 124     /* Dialog saved
 125      * Save given data from Dialog, if no error is occured
 126      */
 127     if(isset($_POST['SaveDisk'])){
 128       $this->dialog->save_object();
 129       if(count($this->dialog->check())){
 130         foreach($this->dialog->check() as $msg){
 131           print_red($msg);
 132         }
 133       }else{
 134         $disk = $this->dialog->save();
 135         if(isset($disk['rename'])){
 136           if($this->disks[$disk['rename']['from']]['status']=="edited"){
 137             $this->disks[$disk['rename']['from']]['status']="delete";
 138           }else{
 139             unset($this->disks[$disk['rename']['from']]);
 140           }
 141
 142           foreach($disk['partitions'] as $key => $val){
 143             if($disk['partitions'][$key]['status']!="delete"){
 144               $disk['partitions'][$key]['status']= "new";
 145             }
 146           }
 147
 148           $disk['status']="new";
 149           $disk['cn']= $disk['rename']['to'];
 150         }
 151
 152         $this->disks[$disk['cn']]=$disk;
 153         unset($this->dialog);
 154         $this->dialog = NULL;
 155         $this->is_dialog=false;
 156         ksort($this->disks);
 157       }
 158     }
 159
 160     /* Delete selected disk drive from list
 161      * Assign delete status for all its partitions
 162      */
 163     if((isset($_POST['DelDisk']))&&(!empty($_POST['disks']))){
 164       $disk = $_POST['disks'];
 165       if($this->disks[$disk]['status']=="edited"){
 166         $this->disks[$disk."-delete"]=$this->disks[$disk];
 167         unset($this->disks[$disk]);
 168         $disk = $disk."-delete";
 169         $this->disks[$disk]['status']="delete";
 170         foreach($this->disks[$disk]['partitions'] as $name => $value ){
 171           if($value['status']=="edited"){
 172             $this->disks[$disk]['partitions'][$name]['status']="delete";
 173           }else{
 174             unset($this->disks[$disk]['partitions'][$name]);
 175           }
 176         }
 177       }else{
 178         unset($this->disks[$disk]);
 179       }
 180     }
 181
 182     /* Display dialog if one is defined
 183      */
 184     if(isset($this->dialog)){
 185       $this->dialog->save_object();
 186       return($this->dialog->execute());
 187     }
 188
 189     /* Assign all attributes to smarty engine
 190      */
 191     foreach($this->attributes as $attrs){
 192       $smarty->assign($attrs,$this->$attrs);
 193       if($this->$attrs){
 194         $smarty->assign($attrs."CHK"," ");
 195       }else{
 196         $smarty->assign($attrs."CHK"," disabled ");
 197       }
 198     }
 199
 200     $disks = $this->getDisks();
 201     $smarty->assign("disks"   ,$disks);
 202     $smarty->assign("diskKeys",array_flip($disks));
 203     $display.= $smarty->fetch(get_template_path('faiPartitionTable.tpl', TRUE));
 204     return($display);
 205   }
 206
 207   function getDisks(){
 208     /* Return all available disks for this partition table
 209      * Return in listBox friendly array
 210      */
 211     $a_return = array();
 212     foreach($this->disks as $key => $disk){
 213       if($disk['status'] != "delete"){
 214         $cnt=0;
 215         foreach($disk['partitions'] as $val){
 216           if($val['status']!="delete"){
 217             $cnt ++;
 218           }
 219         }
 220         if(!empty($disk['description'])){
 221           if($cnt == 1){
 222             $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition"), $cnt);
 223           }else{
 224             $a_return[$key]=  $disk['cn']." [".$disk['description']."], ".sprintf(_("%s partition(s)"), $cnt);
 225           }
 226         }else{
 227           if($cnt == 1){
 228             $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition"), $cnt);
 229           }else{
 230             $a_return[$key]=  $disk['cn'].", ".sprintf(_("%s partition(s)"), $cnt);
 231           }
 232         }
 233       }
 234     }
 235     return($a_return);
 236   }
 237
 238
 239   /* Delete me, and all my subtrees
 240    */
 241   function remove_from_parent()
 242   {
 243     $ldap = $this->config->get_ldap_link();
 244     $ldap->cd ($this->dn);
 245     $ldap->rmdir_recursive($this->dn);
 246     $this->handle_post_events("remove");
 247
 248     /* This cannot be removed... */
 249   }
 250
 251
 252   /* Save data to object
 253    */
 254   function save_object()
 255   {
 256     plugin::save_object();
 257     foreach($this->attributes as $attrs){
 258       if(isset($_POST[$attrs])){
 259         $this->$attrs = $_POST[$attrs];
 260       }
 261     }
 262   }
 263
 264
 265   /* Check supplied data */
 266   function check()
 267   {
 268
 269     $message= array();
 270     return ($message);
 271   }
 272
 273
 274   /* Save to LDAP */
 275   function save()
 276   {
 277
 278     plugin::save();
 279     /* Save current settings.
 280      * 1 : We must save the partition table, with its description and cn
 281      * 2 : Append Disk with cn and  description.
 282      * 3 : Save partitions for each disk
 283      */
 284
 285     $ldap = $this->config->get_ldap_link();
 286
 287     if($this->new){
 288       $ldap->cd($this->config->current['BASE']);
 289       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 290       $ldap->cd($this->dn);
 291       $ldap->add($this->attrs);
 292       show_ldap_error($ldap->get_error());
 293     }else{
 294       /* Add partition table to ldap
 295        */
 296       $ldap->cd($this->dn);
 297       $ldap->modify($this->attrs);
 298       show_ldap_error($ldap->get_error());
 299     }
 300
 301
 302     /* Sort entries, because we must delete entries with status="delete" first */
 303     $order = array();
 304     foreach($this->disks as $key => $disk){
 305       if($disk['status'] == "delete"){
 306         $order[$key] = $disk;
 307       }
 308     }
 309     foreach($this->disks as $key => $disk){
 310       if($disk['status'] != "delete"){
 311         $order[$key] = $disk;
 312       }
 313     }
 314
 315     /* Append all disks to ldap */
 316     foreach($order as $cn=>$disk){
 317       $disk_dn                    = "cn=".$disk['cn'].",".$this->dn;
 318       $disk_attrs['cn']           =  $disk['cn'];
 319       $disk_attrs['description']  =  $disk['description'];
 320       $disk_attrs['objectClass']  =  array("top","FAIclass","FAIpartitionDisk");
 321
 322       if($disk['status']=="new"){
 323         $ldap->cat($disk_dn);
 324         if($ldap->count()){
 325           $disk['status']="edited";
 326         }
 327       }
 328
 329       if($disk['status'] == "delete"){
 330         $ldap->cd($disk_dn);
 331         $ldap->rmdir_recursive($disk_dn);
 332       }elseif($disk['status']== "edited"){
 333         if(empty($disk_attrs['description'])){
 334           $disk_attrs['description']=array();
 335         }
 336         $ldap->cd($disk_dn);
 337         $ldap->modify($disk_attrs);
 338       }elseif($disk['status']== "new"){
 339         if(empty($disk_attrs['description'])){
 340           unset($disk_attrs['description']);
 341         }
 342         $ldap->cd($this->config->current['BASE']);
 343         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $disk_dn));
 344         $ldap->cd($disk_dn);
 345         $ldap->add($disk_attrs);
 346       }else{
 347         print_red("unknown status while saving disks");
 348       }
 349
 350       show_ldap_error($ldap->get_error());
 351       if($disk['status']!="delete")
 352       /* Add all partitions */
 353       foreach($disk['partitions'] as $key => $partition){
 354         $partition_attrs = array();
 355
 356         foreach($partition as $key => $value){
 357           if(!empty($value)){
 358             $partition_attrs[$key]=$value;
 359           }else{
 360             unset($partition_attrs[$key]);
 361           }
 362         }
 363
 364         $partition_dn= "FAIpartitionNr=".$partition_attrs['FAIpartitionNr'].",".$disk_dn;
 365         $partition_attrs['objectClass']= array("top","FAIclass","FAIpartitionEntry");
 366         $partition_attrs['cn']= $partition_attrs['FAIpartitionNr'];
 367
 368         unset($partition_attrs['status']);
 369         unset($partition_attrs['old_cn']);
 370
 371         if($partition['status']=="new"){
 372           $ldap->cat($partition_dn);
 373           if($ldap->count()){
 374             $partition['status']="edited";
 375           }
 376         }
 377
 378         if((!isset($partition['FAImountPoint']))||(empty($partition['FAImountPoint']))){
 379           $partition_attrs['FAImountPoint']="swap";
 380         }
 381
 382         if(($partition['status'] == "delete")&&($disk['status']!="new")){
 383           $ldap->cd($partition_dn);
 384           $ldap->rmdir_recursive($partition_dn);
 385         }elseif($partition['status'] == "new"){
 386           if(empty($partition_attrs['description'])){
 387             unset($partition_attrs['description']);
 388           }
 389           $ldap->cd($this->config->current['BASE']);
 390           $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $partition_dn));
 391           $ldap->cd($partition_dn);
 392           $ldap->add($partition_attrs);
 393         }elseif($partition['status'] == "edited"){
 394           if(empty($partition_attrs['description'])){
 395             $partition_attrs['description']=array();
 396           }
 397           $ldap->cd($partition_dn);
 398           $ldap->modify($partition_attrs);
 399         }
 400       show_ldap_error($ldap->get_error());
 401       }
 402     }
 403     $this->handle_post_events("add");
 404   }
 405 }
 406
 407 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 408 ?>