gosa-plugins/fai/admin/fai/class_faiPartition.inc

   1 <?php
   2
   3 class faiPartition extends plugin
   4 {
   5   var $attributes = array("cn","description","FAIfsCreateOptions","FAIfsOptions","FAIfsTuneOptions",
   6       "FAIfsType","FAImountOptions","FAImountPoint","FAIpartitionNr","FAIpartitionFlags","FAIdiskType",
   7       "FAIpartitionSize","FAIpartitionType","FAIstate", "bootable","resize", "preserve", "preserveType",
   8       "encrypted");
   9
  10   var $cn  = "";
  11   var $description  = "";
  12   var $FAIfsCreateOptions = "";
  13   var $FAIfsOptions = "";
  14   var $FAIfsTuneOptions = "";
  15   var $FAIfsType = "";
  16   var $FAImountOptions = "";
  17   var $FAImountPoint = "";
  18   var $FAIpartitionNr = "undefined"; // Initial value for new partitions
  19   var $FAIpartitionSize = "";
  20   var $FAIpartitionType = "";
  21   var $FAIstate = "";
  22   var $FAIpartitionFlags = "";
  23
  24   var $FAIdiskType = "disk";
  25
  26   // Size options.
  27   var $FAIpartitionSizeType = "fixed";
  28   var $sizeStart = 0;
  29   var $sizeStop  = 0;
  30   var $sizeStart_Type = "MB";
  31   var $sizeStop_Type  = "MB";
  32
  33   //  Flags
  34   var $bootable = false;
  35   var $resize = false;
  36   var $encrypted = false;
  37   var $preserve = false;
  38   var $preserveType = "always";
  39
  40   var $status = "";
  41   var $raidDevices = array();
  42
  43   // Once we've exceeded the primary partition limit,
  44   //  hide the the 'primary' option from the select box.
  45   var $disablePrimary = FALSE;
  46
  47   function __construct($config, $object, $parent,$type)
  48   {
  49
  50     $this->parent = $parent;
  51     $this->status = "new";
  52     $this->FAIdiskType = $type;
  53
  54     // Check if we should be able to add primary partitions.
  55     if(!$object || $object['FAIpartitionType'] == "logical"){
  56       if($this->FAIdiskType == "disk"){
  57         $types = array('logical' => array(), 'primary' => array());
  58         foreach($this->parent->partitions as $key => $part){
  59           $types[$part['FAIpartitionType']][$part['FAIpartitionNr']] = 1;
  60         }
  61         if(count($types['logical']) && count($types['primary']) >= 3){
  62           $this->disablePrimary = TRUE;
  63         }elseif(count($types['logical']) >= 4){
  64           $this->disablePrimary = TRUE;
  65         }
  66       }
  67     }
  68
  69     // Load attributes from existing partition
  70     if($object){
  71       foreach($this->attributes as $attr){
  72         if(isset($object[$attr])){
  73           $this->$attr = $object[$attr];
  74         }
  75       }
  76
  77       $this->status = $object['status'];
  78
  79       if($type == "disk" || $type =="lvm"){
  80
  81         /* Prepare size attribute
  82          * This attribute may represent a range, a fixed value
  83          *  or a percentage.
  84          * fixed is just a number   * 500MB
  85          * range                    * 500MB-1TB
  86          * remaining                * -
  87          */
  88         // Fixed
  89         if(preg_match("/^[0-9]{1,}(KB|MB|GB|TB|PB|%|)$/",$this->FAIpartitionSize)){
  90           $this->sizeStart = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\1",$this->FAIpartitionSize);
  91           $this->sizeStart_Type = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\2",$this->FAIpartitionSize);
  92           $this->FAIpartitionSizeType = "fixed";
  93         }else
  94
  95         // Dynamic range
  96         if(preg_match("/^[0-9]{1,}(KB|MB|GB|TB|PB|%|)-[0-9]{1,}(KB|MB|GB|TB|PB|%|)$/",$this->FAIpartitionSize)){
  97           $this->sizeStart = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%).*$/","\\1",$this->FAIpartitionSize);
  98           $this->sizeStart_Type = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%).*$/","\\2",$this->FAIpartitionSize);
  99           $this->sizeStop = preg_replace("/^[^\-]*\-([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\1",$this->FAIpartitionSize);
 100           $this->sizeStop_Type = preg_replace("/^[^\-]*\-([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\2",$this->FAIpartitionSize);
 101           $this->FAIpartitionSizeType = "dynamic";
 102         }else
 103
 104         // Dynamic range
 105         if(preg_match("/^(0|)\-$/",$this->FAIpartitionSize)){
 106           $this->FAIpartitionSizeType = "remaining";
 107         }
 108
 109         // Ensure that we've a valid value type selected.
 110         if(!preg_match("/(KB|MB|GB|TB|PB|%)/",$this->sizeStart_Type)){
 111           $this->sizeStart_Type = "MB";
 112         }
 113         if(!preg_match("/(KB|MB|GB|TB|PB|%)/",$this->sizeStop_Type)){
 114           $this->sizeStop_Type = "MB";
 115         }
 116
 117         /* Check for encrypted partitions
 118          */
 119         if(preg_match("/:encrypt$/",$this->FAImountPoint)){
 120           $this->FAImountPoint = preg_replace("/:encrypt/","",$this->FAImountPoint);
 121           $this->encrypted = TRUE;
 122         }
 123
 124       }elseif($type == "raid"){
 125
 126         // Extract raid devices out of the partition size attribute.
 127         $usedDisks = split(",",$this->FAIpartitionSize);
 128         foreach($usedDisks as $disk){
 129           $name = preg_replace("/:.*$/","",$disk);
 130           $spare = preg_match("/:spare/",$disk);
 131           $missing = preg_match("/:missing/",$disk);
 132           if(!empty($name)){
 133             $this->raidDevices[$name] =
 134               array(
 135                   "name" => $name,
 136                   "spare" => $spare,
 137                   "missing" => $missing);
 138           }
 139         }
 140       }
 141     }
 142   }
 143
 144   function execute()
 145   {
 146     plugin::execute();
 147     $smarty = get_smarty();
 148
 149     // Remove partition
 150     if(isset($_POST['addPhysicalPartition']) && isset($_POST['physicalPartitionAdd'])){
 151       $name = $_POST['physicalPartitionAdd'];
 152       $this->raidDevices[$name] = array("name" => $name,"spare"=>false,"missing"=>false);
 153     }
 154
 155     // Create a list of selectable partition types
 156     if($this->FAIdiskType == "disk"){
 157
 158       if($this->disablePrimary){
 159         $types  = array(
 160             "logical" => _("Logical"));
 161       }else{
 162         $types  = array(
 163             "primary" => _("Primary"),
 164             "logical" => _("Logical"));
 165       }
 166
 167     }elseif($this->FAIdiskType == "raid"){
 168       $types  = array(
 169           "raid0" => _("RAID 0"),
 170           "raid1" => _("RAID 1"),
 171           "raid5" => _("RAID 5"),
 172           "raid6" => _("RAID 6"));
 173     }else{
 174       $types = "";
 175     }
 176
 177     // Create a list of all size options
 178     $partitionSizeTypes  = array(
 179         "fixed"     => _("fixed"),
 180         "dynamic"     => _("dynamic"),
 181         "remaining" => _("remaining space")
 182         );
 183
 184     // Create a list of all size options
 185     $sizeTypes  = array(
 186         "KB"      => _("KB"),
 187         "MB"      => _("MB"),
 188         "GB"      => _("GB"),
 189         "TB"      => _("TB"),
 190         "PB"      => _("PB"),
 191         "%"      => _("%")
 192         );
 193
 194     // Preserve types
 195     $preserveTypes = array(
 196         "always" => _("always"),
 197         "reinstall" => _("reinstall"));
 198
 199     // File system types.
 200     $FAIfsTypes = array(
 201         "swap" => _("swap space"),
 202         "ext2" => _("ext2"),
 203         "ext3" => _("ext3"),
 204         "ext4" => _("ext4"),
 205         "reiserfs" => _("reiser fs"),
 206         "xfs" => _("xfs"),
 207         "btrfs" => _("btrfs"));
 208
 209     $smarty->assign("partitionTypes", $types);
 210     $smarty->assign("partitionSizeTypes", $partitionSizeTypes);
 211     $smarty->assign("FAIpartitionSizeType", $this->FAIpartitionSizeType);
 212     $smarty->assign("sizeTypes", $sizeTypes);
 213
 214     $smarty->assign("sizeStart_Type", $this->sizeStart_Type);
 215     $smarty->assign("sizeStop_Type", $this->sizeStop_Type);
 216     $smarty->assign("sizeStart", $this->sizeStart);
 217     $smarty->assign("sizeStop", $this->sizeStop);
 218
 219     $smarty->assign("preserveTypes", $preserveTypes);
 220     $smarty->assign("preserveType", $this->preserveType);
 221
 222     $smarty->assign("FAIfsTypes", $FAIfsTypes);
 223     $smarty->assign("cn", $this->cn);
 224     $smarty->assign("freeze", preg_match("/freeze/i",$this->parent->FAIstate));
 225
 226     $smarty->assign("plist",$this->getRaidlist());
 227     $smarty->assign("physicalPartitionList",$this->getPartitionlist());
 228     $smarty->assign("disablePrimary", $this->disablePrimary);
 229
 230     foreach($this->attributes as $attr){
 231       $smarty->assign($attr,$this->$attr);
 232     }
 233     return($smarty->fetch(get_template_path("faiPartition.tpl", TRUE, dirname(__FILE__))));
 234   }
 235
 236
 237   /* Returns a list of all partitions that are useable
 238    *  for raid arrays.
 239    */
 240   function getPartitionList()
 241   {
 242     $array = array();
 243     foreach($this->parent->parent->disks as $disk){
 244       if($disk['FAIdiskType'] != "raid"){
 245         foreach($disk['partitions'] as $key => $part){
 246           $name = $part['cn'];
 247           if(!isset($this->raidDevices[$name])){
 248             $array[$name] = $name." (".$disk['cn'].")";
 249           }
 250         }
 251       }
 252     }
 253     return($array);
 254   }
 255
 256
 257   /* Creates a human readable list of all used partitions
 258    *  of a raid device.
 259    */
 260   function getRaidList()
 261   {
 262     $divlist = new divSelectBox("RaidList");
 263     $disks = $this->parent->parent->disks;
 264     $objs = array();
 265     foreach($disks as $disk){
 266       if($disk['FAIdiskType'] != "raid"){
 267         foreach($disk['partitions'] as $id => $part){
 268           $objs[$part['cn']] = $part;
 269         }
 270       }
 271     }
 272
 273     $list = array();
 274     foreach($this->raidDevices as $device){
 275       $str = $name = $device['name'];
 276       $str = str_pad($str,25," ");
 277       if(isset($objs[$device['name']]['FAIpartitionSize'])){
 278         $str .= _("Size").":&nbsp;";
 279         $str .= $objs[$device['name']]['FAIpartitionSize'];
 280       }
 281       $str = str_pad($str,60," ");
 282       $opt = "";
 283       if($device['spare']){
 284         $opt.= "&nbsp;"._("spare")."&nbsp;";
 285       }
 286       if($device['missing']){
 287         $opt.= "&nbsp;"._("missing")."&nbsp;";
 288       }
 289       if($opt){
 290         $str .= " &nbsp; "._("Options").": ".$opt;
 291       }
 292       $str = str_pad($str,80," ");
 293       $list[$name] = preg_replace("/ /","&nbsp;",$str);
 294     }
 295     return($list);
 296   }
 297
 298   function save_object()
 299   {
 300     if(isset($_POST['faiPartition'])){
 301       foreach($this->attributes as $attr){
 302         if(isset($_POST[$attr])){
 303           $this->$attr = get_post($attr);
 304         }
 305       }
 306       foreach(array("FAIpartitionSizeType","sizeStart","sizeStop","sizeStart_Type","sizeStop_Type") as $attr){
 307         if(isset($_POST[$attr])){
 308           $this->$attr = get_post($attr);
 309         }
 310       }
 311       foreach(array("bootable","preserve","resize","encrypted") as $attr){
 312         if(isset($_POST[$attr])){
 313           $this->$attr = TRUE;
 314         }else{
 315           $this->$attr = FALSE;
 316         }
 317       }
 318
 319       // Allow user defined partition names for lvm disks.
 320       if($this->FAIdiskType == "lvm" && isset($_POST['cn'])){
 321         $this->cn = get_post('cn');
 322       }
 323
 324       // Remove partition
 325       if(isset($_POST['delPhysicalPartition']) && isset($_POST['physicalPartition'])){
 326         foreach($_POST['physicalPartition'] as $key){
 327           if(isset($this->raidDevices[$key])){
 328             unset($this->raidDevices[$key]);
 329           }
 330         }
 331       }
 332
 333       // Toggle spare flag for partition entries
 334       if(isset($_POST['toggleSpare']) && isset($_POST['physicalPartition'])){
 335         $this->raidDevices[$_POST['physicalPartition']]['spare'] =
 336             !$this->raidDevices[$_POST['physicalPartition']]['spare'];
 337       }
 338
 339       // Toggle missing flag for partition entries
 340       if(isset($_POST['toggleMissing']) && isset($_POST['physicalPartition'])){
 341         $this->raidDevices[$_POST['physicalPartition']]['missing'] =
 342             !$this->raidDevices[$_POST['physicalPartition']]['missing'];
 343       }
 344     }
 345   }
 346
 347
 348   function check()
 349   {
 350     $msgs = plugin::check();
 351
 352     // Check the given partition size.
 353     if($this->FAIdiskType == "disk" || $this->FAIdiskType == "lvm"){
 354       if($this->FAIpartitionSizeType == "fixed" || $this->FAIpartitionSizeType == "dynamic"){
 355         if(!is_numeric($this->sizeStart)){
 356           $msgs[] = msgPool::invalid(_("Partition size"),$this->sizeStart,"/[0-9]/i");
 357         }
 358       }
 359       if($this->FAIpartitionSizeType == "dynamic"){
 360         if(!is_numeric($this->sizeStop)){
 361           $msgs[] = msgPool::invalid(_("Partition size"),$this->sizeStop,"/[0-9]/i");
 362         }
 363
 364         $mp = array(
 365                     "%"  => 1,
 366                     "KB" => pow(1024,0),
 367                     "MB" => pow(1024,1),
 368                     "GB" => pow(1024,2),
 369                     "TB" => pow(1024,3),
 370                     "PB" => pow(1024,4));
 371         $res1 = $this->sizeStart * $mp[$this->sizeStart_Type];
 372         $res2 = $this->sizeStop * $mp[$this->sizeStop_Type];
 373         if($res1 > $res2){
 374           $msgs[] = msgPool::toobig(_("Minimum partition size"), "'"._("Maximum partition size")."'");
 375         }
 376       }
 377     }
 378
 379     // Add raid checks
 380     if($this->FAIdiskType == "raid"){
 381       if(count($this->raidDevices) < 2){
 382         $msgs[] = _("Raid arrays must contain at least two partitions!");
 383       }else if($this->FAIpartitionType == "raid0" && count($this->raidDevices) != 2){
 384         $msgs[] = _("Raid 0 arrays can only be realized with a combination of two partitions!");
 385       }
 386     }
 387
 388     // check mount point
 389     if($this->FAIfsType != "swap"){
 390       if(!preg_match("#^/#",$this->FAImountPoint)){
 391         $msgs[] = msgPool::invalid(_("Mount point"));
 392       }
 393     }
 394
 395     return($msgs);
 396   }
 397
 398
 399   function save()
 400   {
 401     $ret = array();
 402     foreach($this->attributes as $attr){
 403       $ret[$attr] = $this->$attr;
 404     }
 405
 406     // Save partition size
 407     if($this->FAIdiskType == "disk" || $this->FAIdiskType == "lvm"){
 408       switch($this->FAIpartitionSizeType){
 409         case 'fixed' :
 410           $ret['FAIpartitionSize'] = $this->sizeStart.$this->sizeStart_Type;break;
 411         case 'dynamic' :
 412           $ret['FAIpartitionSize'] = $this->sizeStart.$this->sizeStart_Type."-".
 413             $this->sizeStop.$this->sizeStop_Type;break;
 414         case 'remaining' :
 415           $ret['FAIpartitionSize'] = "0-";break;
 416         default: trigger_error("Unknown partition size!");
 417       }
 418
 419       // Add encryption flag to partition mount point
 420       if($this->encrypted){
 421         $ret['FAImountPoint'] .= ":encrypt";
 422       }
 423
 424     }elseif($this->FAIdiskType == "raid"){
 425
 426       // Save selected raid partitions in FAIpartitionSize
 427       $ret['FAIpartitionSize'] = "";
 428       foreach($this->raidDevices as $device){
 429         $ret['FAIpartitionSize'] .= $device['name'];
 430         if($device['spare']){
 431           $ret['FAIpartitionSize'] .= ":spare";
 432         }
 433         if($device['missing']){
 434           $ret['FAIpartitionSize'] .= ":missing";
 435         }
 436         $ret['FAIpartitionSize'] .= ",";
 437       }
 438       $ret['FAIpartitionSize'] = trim($ret['FAIpartitionSize'],",");
 439     }
 440     $ret['status'] = $this->status;
 441
 442     if($this->FAIfsType == "swap"){
 443       $ret['FAImountPoint'] = "swap";
 444     }
 445
 446     return($ret);
 447   }
 448 }
 449 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 450 ?>