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 $raidDevices = array();
  41
  42   // Once we've exceeded the primary partition limit,
  43   //  hide the the 'primary' option from the select box.
  44   var $disablePrimary = FALSE;
  45
  46   function __construct($config, $object, $parent,$type)
  47   {
  48
  49     $this->parent = $parent;
  50     $this->FAIdiskType = $type;
  51
  52     // Check if we should be able to add primary partitions.
  53     if(!$object || $object['FAIpartitionType'] == "logical"){
  54       if($this->FAIdiskType == "disk"){
  55         $types = array('logical' => array(), 'primary' => array());
  56         foreach($this->parent->partitions as $key => $part){
  57           $types[$part['FAIpartitionType']][$part['FAIpartitionNr']] = 1;
  58         }
  59         if(count($types['logical']) && count($types['primary']) >= 3){
  60           $this->disablePrimary = TRUE;
  61         }elseif(count($types['logical']) >= 4){
  62           $this->disablePrimary = TRUE;
  63         }
  64       }
  65     }
  66
  67     // Load attributes from existing partition
  68     if($object){
  69       foreach($this->attributes as $attr){
  70         if(isset($object[$attr])){
  71           $this->$attr = $object[$attr];
  72         }
  73       }
  74
  75       if($type == "disk" || $type =="lvm"){
  76
  77         /* Prepare size attribute
  78          * This attribute may represent a range, a fixed value
  79          *  or a percentage.
  80          * fixed is just a number   * 500MB
  81          * range                    * 500MB-1TB
  82          * remaining                * -
  83          */
  84         // Fixed
  85         if(preg_match("/^[0-9]{1,}(KB|MB|GB|TB|PB|%|)$/",$this->FAIpartitionSize)){
  86           $this->sizeStart = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\1",$this->FAIpartitionSize);
  87           $this->sizeStart_Type = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\2",$this->FAIpartitionSize);
  88           $this->FAIpartitionSizeType = "fixed";
  89         }else
  90
  91         // Dynamic range
  92         if(preg_match("/^[0-9]{1,}(KB|MB|GB|TB|PB|%|)-[0-9]{1,}(KB|MB|GB|TB|PB|%|)$/",$this->FAIpartitionSize)){
  93           $this->sizeStart = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%).*$/","\\1",$this->FAIpartitionSize);
  94           $this->sizeStart_Type = preg_replace("/^([0-9]*)(KB|MB|GB|TB|PB|%).*$/","\\2",$this->FAIpartitionSize);
  95           $this->sizeStop = preg_replace("/^[^\-]*\-([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\1",$this->FAIpartitionSize);
  96           $this->sizeStop_Type = preg_replace("/^[^\-]*\-([0-9]*)(KB|MB|GB|TB|PB|%)$/","\\2",$this->FAIpartitionSize);
  97           $this->FAIpartitionSizeType = "dynamic";
  98         }else
  99
 100         // Dynamic range
 101         if(preg_match("/^(0|)\-$/",$this->FAIpartitionSize)){
 102           $this->FAIpartitionSizeType = "remaining";
 103         }
 104
 105         // Ensure that we've a valid value type selected.
 106         if(!preg_match("/(KB|MB|GB|TB|PB|%)/",$this->sizeStart_Type)){
 107           $this->sizeStart_Type = "MB";
 108         }
 109         if(!preg_match("/(KB|MB|GB|TB|PB|%)/",$this->sizeStop_Type)){
 110           $this->sizeStop_Type = "MB";
 111         }
 112
 113         /* Check for encrypted partitions
 114          */
 115         if(preg_match("/:encrypt$/",$this->FAImountPoint)){
 116           $this->FAImountPoint = preg_replace("/:encrypt/","",$this->FAImountPoint);
 117           $this->encrypted = TRUE;
 118         }
 119
 120       }elseif($type == "raid"){
 121
 122         // Extract raid devices out of the partition size attribute.
 123         $usedDisks = explode(",",$this->FAIpartitionSize);
 124         foreach($usedDisks as $disk){
 125           $name = preg_replace("/:.*$/","",$disk);
 126           $spare = preg_match("/:spare/",$disk);
 127           $missing = preg_match("/:missing/",$disk);
 128           if(!empty($name)){
 129             $this->raidDevices[$name] =
 130               array(
 131                   "name" => $name,
 132                   "spare" => $spare,
 133                   "missing" => $missing);
 134           }
 135         }
 136       }
 137     }
 138   }
 139
 140   function execute()
 141   {
 142     plugin::execute();
 143     $smarty = get_smarty();
 144
 145     // Remove partition
 146     if(isset($_POST['addPhysicalPartition']) && isset($_POST['physicalPartitionAdd'])){
 147       $name = $_POST['physicalPartitionAdd'];
 148       $this->raidDevices[$name] = array("name" => $name,"spare"=>false,"missing"=>false);
 149     }
 150
 151     // Create a list of selectable partition types
 152     if($this->FAIdiskType == "disk"){
 153
 154       if($this->disablePrimary){
 155         $types  = array(
 156             "logical" => _("Logical"));
 157       }else{
 158         $types  = array(
 159             "primary" => _("Primary"),
 160             "logical" => _("Logical"));
 161       }
 162
 163     }elseif($this->FAIdiskType == "raid"){
 164       $types  = array(
 165           "raid0" => _("RAID 0"),
 166           "raid1" => _("RAID 1"),
 167           "raid5" => _("RAID 5"),
 168           "raid6" => _("RAID 6"));
 169     }else{
 170       $types = "";
 171     }
 172
 173     // Create a list of all size options
 174     $partitionSizeTypes  = array(
 175         "fixed"     => _("fixed"),
 176         "dynamic"     => _("dynamic"),
 177         "remaining" => _("remaining space")
 178         );
 179
 180     // Create a list of all size options
 181     $sizeTypes  = array(
 182         "KB"      => _("KB"),
 183         "MB"      => _("MB"),
 184         "GB"      => _("GB"),
 185         "TB"      => _("TB"),
 186         "PB"      => _("PB"),
 187         "%"      => _("%")
 188         );
 189
 190     // Preserve types
 191     $preserveTypes = array(
 192         "always" => _("always"),
 193         "reinstall" => _("reinstall"));
 194
 195     // File system types.
 196     $FAIfsTypes = array(
 197         "swap" => _("swap space"),
 198         "ext2" => _("ext2"),
 199         "ext3" => _("ext3"),
 200         "ext4" => _("ext4"),
 201         "reiserfs" => _("reiser fs"),
 202         "xfs" => _("xfs"),
 203         "btrfs" => _("btrfs"));
 204
 205     $smarty->assign("partitionTypes", $types);
 206     $smarty->assign("partitionSizeTypes", $partitionSizeTypes);
 207     $smarty->assign("FAIpartitionSizeType", $this->FAIpartitionSizeType);
 208     $smarty->assign("sizeTypes", $sizeTypes);
 209
 210     $smarty->assign("sizeStart_Type", $this->sizeStart_Type);
 211     $smarty->assign("sizeStop_Type", $this->sizeStop_Type);
 212     $smarty->assign("sizeStart", $this->sizeStart);
 213     $smarty->assign("sizeStop", $this->sizeStop);
 214
 215     $smarty->assign("preserveTypes", $preserveTypes);
 216     $smarty->assign("preserveType", $this->preserveType);
 217
 218     $smarty->assign("FAIfsTypes", $FAIfsTypes);
 219     $smarty->assign("cn", $this->cn);
 220     $smarty->assign("freeze", preg_match("/freeze/i",$this->parent->FAIstate));
 221
 222     $smarty->assign("plist",$this->getRaidlist());
 223     $smarty->assign("physicalPartitionList",$this->getPartitionlist());
 224     $smarty->assign("disablePrimary", $this->disablePrimary);
 225
 226     foreach($this->attributes as $attr){
 227       $smarty->assign($attr,$this->$attr);
 228     }
 229     return($smarty->fetch(get_template_path("faiPartition.tpl", TRUE, dirname(__FILE__))));
 230   }
 231
 232
 233   /* Returns a list of all partitions that are useable
 234    *  for raid arrays.
 235    */
 236   function getPartitionList()
 237   {
 238     $may = $used = array();
 239     foreach($this->parent->parent->disks as $disk){
 240
 241       // Skip ourselves
 242       if($disk['cn'] == $this->parent->DISKcn) continue;
 243
 244       // Add partition from lvm combinations
 245       if($disk['FAIdiskType'] == "lvm"){
 246         $used = array_merge($used,$disk['FAIlvmDevice']);
 247       }
 248
 249       foreach($disk['partitions'] as $key => $part){
 250
 251         // Add disks of raid arrays, to the used list.
 252         if($disk['FAIdiskType'] == "raid"){
 253           foreach(explode(",",$part['FAIpartitionSize']) as $rDevice){
 254             $used[] = preg_replace("/:.*$/i","",$rDevice);
 255           }
 256         }
 257
 258         // Collect all available disks
 259         if($disk['FAIdiskType'] == "disk"){
 260           $name = $part['cn'];
 261           if(!isset($this->raidDevices[$name])){
 262             $may[] = $name;
 263           }
 264         }
 265       }
 266     }
 267
 268     // Check which of the available disks are unused.
 269     $ret = array();
 270     foreach($may as $val){
 271       if(!in_array($val,$used)){
 272         $ret[$val] = $val;
 273       }
 274     }
 275     return($ret);
 276   }
 277
 278
 279   /* Creates a human readable list of all used partitions
 280    *  of a raid device.
 281    */
 282   function getRaidList()
 283   {
 284     $divlist = new divSelectBox("RaidList");
 285     $disks = $this->parent->parent->disks;
 286     $objs = array();
 287     foreach($disks as $disk){
 288       if($disk['FAIdiskType'] != "raid"){
 289         foreach($disk['partitions'] as $id => $part){
 290           $objs[$part['cn']] = $part;
 291         }
 292       }
 293     }
 294
 295     $list = array();
 296     foreach($this->raidDevices as $device){
 297       $str = $name = $device['name'];
 298       $str = str_pad($str,25," ");
 299       if(isset($objs[$device['name']]['FAIpartitionSize'])){
 300         $str .= _("Size").":&nbsp;";
 301         $str .= $objs[$device['name']]['FAIpartitionSize'];
 302       }
 303       $str = str_pad($str,60," ");
 304       $opt = "";
 305       if($device['spare']){
 306         $opt.= "&nbsp;"._("spare")."&nbsp;";
 307       }
 308       if($device['missing']){
 309         $opt.= "&nbsp;"._("missing")."&nbsp;";
 310       }
 311       if($opt){
 312         $str .= " &nbsp; "._("Options").": ".$opt;
 313       }
 314       $str = str_pad($str,80," ");
 315       $list[$name] = preg_replace("/ /","&nbsp;",$str);
 316     }
 317     return($list);
 318   }
 319
 320   function save_object()
 321   {
 322     if(isset($_POST['faiPartition'])){
 323       foreach($this->attributes as $attr){
 324         if(isset($_POST[$attr])){
 325           $this->$attr = get_post($attr);
 326         }
 327       }
 328       foreach(array("FAIpartitionSizeType","sizeStart","sizeStop","sizeStart_Type","sizeStop_Type") as $attr){
 329         if(isset($_POST[$attr])){
 330           $this->$attr = get_post($attr);
 331         }
 332       }
 333       foreach(array("bootable","preserve","resize","encrypted") as $attr){
 334         if(isset($_POST[$attr])){
 335           $this->$attr = TRUE;
 336         }else{
 337           $this->$attr = FALSE;
 338         }
 339       }
 340
 341       // Allow user defined partition names for lvm disks.
 342       if($this->FAIdiskType == "lvm" && isset($_POST['cn'])){
 343         $this->cn = get_post('cn');
 344       }
 345
 346       // Remove partition
 347       if(isset($_POST['delPhysicalPartition']) && isset($_POST['physicalPartition'])){
 348         foreach($_POST['physicalPartition'] as $key){
 349           if(isset($this->raidDevices[$key])){
 350             unset($this->raidDevices[$key]);
 351           }
 352         }
 353       }
 354
 355       // Toggle spare flag for partition entries
 356       if(isset($_POST['toggleSpare']) && isset($_POST['physicalPartition'])){
 357         $this->raidDevices[$_POST['physicalPartition']]['spare'] =
 358             !$this->raidDevices[$_POST['physicalPartition']]['spare'];
 359       }
 360
 361       // Toggle missing flag for partition entries
 362       if(isset($_POST['toggleMissing']) && isset($_POST['physicalPartition'])){
 363         $this->raidDevices[$_POST['physicalPartition']]['missing'] =
 364             !$this->raidDevices[$_POST['physicalPartition']]['missing'];
 365       }
 366     }
 367   }
 368
 369
 370   function check()
 371   {
 372     $msgs = plugin::check();
 373
 374     // Check the given partition size.
 375     if($this->FAIdiskType == "disk" || $this->FAIdiskType == "lvm"){
 376       if($this->FAIpartitionSizeType == "fixed" || $this->FAIpartitionSizeType == "dynamic"){
 377         if(!is_numeric($this->sizeStart)){
 378           $msgs[] = msgPool::invalid(_("Partition size"),$this->sizeStart,"/[0-9]/i");
 379         }
 380       }
 381       if($this->FAIpartitionSizeType == "dynamic"){
 382         if(!is_numeric($this->sizeStop)){
 383           $msgs[] = msgPool::invalid(_("Partition size"),$this->sizeStop,"/[0-9]/i");
 384         }
 385
 386         $mp = array(
 387                     "%"  => 1,
 388                     "KB" => pow(1024,0),
 389                     "MB" => pow(1024,1),
 390                     "GB" => pow(1024,2),
 391                     "TB" => pow(1024,3),
 392                     "PB" => pow(1024,4));
 393         $res1 = $this->sizeStart * $mp[$this->sizeStart_Type];
 394         $res2 = $this->sizeStop * $mp[$this->sizeStop_Type];
 395         if($res1 > $res2){
 396           $msgs[] = msgPool::toobig(_("Minimum partition size"), "'"._("Maximum partition size")."'");
 397         }
 398       }
 399     }
 400
 401     // Add raid checks
 402     if($this->FAIdiskType == "raid"){
 403       if(count($this->raidDevices) < 2){
 404         $msgs[] = _("Raid arrays must contain at least two partitions!");
 405       }else if($this->FAIpartitionType == "raid0" && count($this->raidDevices) != 2){
 406         $msgs[] = _("Raid 0 arrays can only be realized with a combination of two partitions!");
 407       }
 408     }
 409
 410     // check mount point
 411     if($this->FAIfsType != "swap"){
 412       if(!preg_match("#^/#",$this->FAImountPoint)){
 413         $msgs[] = msgPool::invalid(_("Mount point"));
 414       }
 415     }
 416
 417     return($msgs);
 418   }
 419
 420
 421   function save()
 422   {
 423     $ret = array();
 424     foreach($this->attributes as $attr){
 425       $ret[$attr] = $this->$attr;
 426     }
 427
 428     // Save partition size
 429     if($this->FAIdiskType == "disk" || $this->FAIdiskType == "lvm"){
 430       switch($this->FAIpartitionSizeType){
 431         case 'fixed' :
 432           $ret['FAIpartitionSize'] = $this->sizeStart.$this->sizeStart_Type;break;
 433         case 'dynamic' :
 434           $ret['FAIpartitionSize'] = $this->sizeStart.$this->sizeStart_Type."-".
 435             $this->sizeStop.$this->sizeStop_Type;break;
 436         case 'remaining' :
 437           $ret['FAIpartitionSize'] = "0-";break;
 438         default: trigger_error("Unknown partition size!");
 439       }
 440
 441       // Add encryption flag to partition mount point
 442       if($this->encrypted){
 443         $ret['FAImountPoint'] .= ":encrypt";
 444       }
 445
 446     }elseif($this->FAIdiskType == "raid"){
 447
 448       // Save selected raid partitions in FAIpartitionSize
 449       $ret['FAIpartitionSize'] = "";
 450       foreach($this->raidDevices as $device){
 451         $ret['FAIpartitionSize'] .= $device['name'];
 452         if($device['spare']){
 453           $ret['FAIpartitionSize'] .= ":spare";
 454         }
 455         if($device['missing']){
 456           $ret['FAIpartitionSize'] .= ":missing";
 457         }
 458         $ret['FAIpartitionSize'] .= ",";
 459       }
 460       $ret['FAIpartitionSize'] = trim($ret['FAIpartitionSize'],",");
 461     }
 462
 463     if($this->FAIfsType == "swap"){
 464       $ret['FAImountPoint'] = "swap";
 465     }
 466
 467     return($ret);
 468   }
 469 }
 470 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 471 ?>