plugins/admin/systems/class_termDNS.inc

   1 <?php
   2
   3 class termDNS extends plugin
   4 {
   5   /* attribute list for save action */
   6   var $ignore_account = true;
   7   var $autonet        = false;
   8
   9   /* Basic informations
  10    */
  11   var $attributes     = array("ipHostNumber","macAddress");
  12   var $objectclasses  = array("whatever");
  13
  14   var $ipHostNumber   = "";    // IP address
  15   var $macAddress     = "";    // Mac address
  16
  17   var $orig_ipHostNumber   = "";    // IP address
  18   var $orig_macAddress     = "";    // Mac address
  19
  20   var $cn             = "";    // CN of currently edited device
  21   var $OrigCn         = "";    // Initial cn
  22   var $IPisMust       = false;
  23   var $MACisMust      = false;
  24   var $dialog;
  25
  26   /* DCHP Attributes
  27    */
  28   var $dhcpAttributes           = array("dhcpParentNode");
  29   var $dhcpEnabled              = FALSE;
  30   var $dhcp_is_Account          = FALSE;
  31   var $dhcpParentNodes          = array();
  32   var $dhcpParentNode           = "";
  33   var $dhcpHostEntry            = array();
  34   var $initial_dhcpParentNode   = "";
  35   var $initial_dhcpHostEntry    = array();
  36   var $initial_dhcp_is_Account  = FALSE;
  37
  38   var $used_ip_mac              = array();
  39
  40   /* DNS attributes
  41    */
  42   var $DNSattributes            = array("dNSClass","zoneName","dNSTTL");
  43   var $DNS_is_account           = false;
  44   var $initially_was_account = false;
  45   var $dnsEntry                 = array();
  46   var $DNSenabled               = false;
  47   var $hide_dns_check_box       = FALSE;
  48
  49   /*  Terminal dns
  50    */
  51   function termDNS (&$config, $parent,$objectClasses,$IPisMust = false)
  52   {
  53     /* We need to know which objectClasses are used, to store the ip/mac
  54      * Because of different type of devices
  55      */
  56     $this->parent         = $parent;
  57     $this->objectclasses  =  $objectClasses;
  58     $this->IPisMust       = $IPisMust;
  59
  60     plugin::plugin ($config, $parent->dn);
  61
  62     if(isset($this->attrs['cn'][0])){
  63       $this->OrigCn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  64       $this->cn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  65     }
  66
  67
  68     /************
  69      * DHCP
  70      ************/
  71
  72     /* Hide all dhcp specific code, if dhcp plugin is not present in config */
  73     $dhcpEnabled = FALSE;
  74     if($this->config->search("servdhcp","class",array("tabs"))){
  75       $this->dhcpEnabled = TRUE;
  76     }
  77     if($this->dhcpEnabled){
  78       $this->dhcpParentNodes = $this->get_dhcp_parent_nodes();
  79       $this->dhcpParentNode  = $this->get_dhcp_parent_node();
  80       if($this->dhcpParentNode){
  81         $this->dhcp_is_Account = TRUE;
  82         $this->initial_dhcp_is_Account = TRUE;
  83         $this->dhcpHostEntry  = $this->get_dhcp_host_entry();
  84       }
  85       $this->initial_dhcpHostEntry = $this->dhcpHostEntry;
  86       $this->initial_dhcpParentNode= $this->dhcpParentNode;
  87     }
  88
  89
  90     /************
  91      * Autonetwork hook
  92      ************/
  93
  94     /* Do we have autonet support? */
  95     if (isset($this->config->data['MAIN']['AUTO_NETWORK_HOOK'])){
  96       $this->autonet= true;
  97     }
  98
  99
 100     /************
 101      * DNS
 102      ************/
 103
 104     /* Hide all dns specific code, if dns is not available
 105      */
 106     $DNSenabled = false;
 107     foreach($this->config->data['TABS']['SERVERSERVICE'] as $tab){
 108       if(preg_match("/^servdns$/",$tab['CLASS'])){
 109         $this->DNSenabled = true;
 110       }
 111     }
 112     if(!$this->DNSenabled){
 113       $this->DNS_is_account = false;
 114       return;
 115     }
 116
 117     if($this->DNSenabled){
 118
 119       /* Get Zones
 120        */
 121       $this->Zones        = getAvailableZones($config);
 122
 123       /* Get Entry
 124        */
 125       $this->dnsEntry     = getDNSHostEntries($config,$this->OrigCn);
 126
 127       /* Remove A record which equals $this->ipHostNumber
 128        */
 129       $ptr = $this->get_pTRRecord();
 130       foreach($this->dnsEntry['RECORDS'] as $key => $rec){
 131         if(($rec['type'] == "aRecord") && ($rec['value'] == $this->ipHostNumber)){
 132           unset($this->dnsEntry['RECORDS'][$key]);
 133         }
 134         if(($rec['type'] == "pTRRecord") && ($rec['value'] == $ptr)){
 135           unset($this->dnsEntry['RECORDS'][$key]);
 136         }
 137       }
 138
 139       /* Get Record types
 140        */
 141       $this->RecordTypes  = getDnsRecordTypes();
 142
 143       /* If there is at least one entry in this -> types, we have DNS enabled
 144        */
 145       if($this->dnsEntry['exists']){
 146         $this->DNS_is_account = true;
 147       }else{
 148         $this->DNS_is_account = false;
 149       }
 150     }
 151
 152     /* Create a list of used mac and ip addresses */
 153     $ldap = $this->config->get_ldap_link();
 154     $ldap->cd($this->config->current['BASE']);
 155     $ldap->search("(|(macAddress=*)(ipHostNumber=*))",array("macAddress","ipHostNumber"));
 156     while($attrs = $ldap->fetch()){
 157       if(isset($attrs['ipHostNumber'][0])){
 158         $this->used_ip_mac["ip:".$attrs['ipHostNumber'][0]] = "ip:".$attrs['ipHostNumber'][0];
 159       }
 160       if(isset($attrs['macAddress'][0])){
 161         $this->used_ip_mac["mac:".$attrs['macAddress'][0]] = "mac:".$attrs['macAddress'][0];
 162       }
 163     }
 164
 165     /* Save initial ip and mac values, to be able
 166         check if the used values are already in use */
 167     $this->orig_ipHostNumber   = $this->ipHostNumber;
 168     $this->orig_macAddress     = $this->macAddress;
 169
 170     /* Store initally account settings
 171      */
 172     $this->initially_was_account = $this->DNS_is_account;
 173
 174     if($this->DNS_is_account){
 175       new log("view","unknown/".get_class($this),$this->dn);
 176     }
 177   }
 178
 179
 180   function netmaskIsCoherent($idZone)
 181   {
 182     $netmask = FlipIp(str_replace(".in-addr.arpa","",getNameFromMix($idZone)));
 183     if(!strstr($this->ipHostNumber, $netmask)){
 184       return false;
 185     }else{
 186       return true;
 187     }
 188   }
 189
 190
 191   function getVarsForSaving($attrs)
 192   {
 193     foreach($this->attributes as $attr){
 194       if(!empty($this->$attr)){
 195         $attrs[$attr] = $this->$attr;
 196       }
 197     }
 198     return($attrs);
 199   }
 200
 201   function execute()
 202   {
 203           /* Call parent execute */
 204     $smarty= get_smarty();
 205
 206     $tmp = $this->plInfo();
 207     foreach($tmp['plProvidedAcls'] as $name => $translation){
 208       $smarty->assign($name."ACL",$this->getacl($name));
 209     }
 210
 211     $display= "";
 212
 213     $smarty->assign("staticAddress", "");
 214     $smarty->assign("autonet", "");
 215
 216     /* Check for autonet button */
 217     if ($this->autonet && isset($_POST['autonet'])){
 218       $cmd= $this->config->data['MAIN']['AUTO_NETWORK_HOOK'];
 219       if(!empty($cmd) && $this->cn != ""){
 220         $res = shell_exec($cmd." ".$this->cn);
 221         if(!$res){
 222           print_red(sprintf(_("Can't execute specified AUTO_NETWORK_HOOK '%s'. Please check your gosa.conf."),$cmd));
 223         } else {
 224           $res= split(';', trim($res));
 225           if (isset($res[0]) && $res[0] != ""){
 226             $this->ipHostNumber= $res[0];
 227           }
 228           if (isset($res[1]) && $res[1] != ""){
 229             $this->macAddress= $res[1];
 230           }
 231         }
 232       }
 233     }
 234
 235
 236
 237     /**********
 238      * DHCP Handling
 239      **********/
 240
 241     if(isset($_POST['dhcpEditOptions'])){
 242
 243       if(count($this->dhcpHostEntry) == 0){
 244         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 245       }else{
 246         $this->dialog = new dhcpHost($this->dhcpHostEntry,TRUE);
 247       }
 248       $this->dialog->cn = $this->cn;
 249       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 250       if(!empty($this->ipHostNumber)){
 251         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 252       }
 253     }
 254
 255     if(isset($_POST['cancel_dhcp'])){
 256       $this->dialog = FALSE;
 257     }
 258
 259     if(isset($_POST['save_dhcp'])){
 260       $this->dialog->save_object();
 261
 262       $msgs = $this->dialog->check(array());
 263       if(count($msgs)){
 264         foreach($msgs as $msg){
 265           print_red($msg);
 266         }
 267       }else{
 268         $this->dhcpHostEntry = $this->dialog->save();
 269         $this->dialog = FALSE;
 270       }
 271     }
 272
 273     if(is_object($this->dialog)){
 274       $this->dialog->save_object();
 275       return($this->dialog->execute());
 276     }
 277
 278     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled);
 279     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 280     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 281     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 282     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 283
 284
 285     /* There is no dns available
 286      */
 287     if($this->DNSenabled == false){
 288
 289       /* Is IP address must ? */
 290       $smarty->assign("DNS_is_account",false);
 291       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 292
 293       /* Assign smarty all non DNs attributes */
 294       foreach($this->attributes as $attr){
 295         $smarty->assign($attr,$this->$attr);
 296       }
 297       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 298
 299       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 300     }else{
 301       $smarty->assign("DNS_is_account",true);
 302
 303       /* Add new empty array to our record list */
 304       if(isset($_POST['AddNewRecord'])){
 305         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 306       }
 307
 308       /* Handle all posts */
 309       $only_once =true;
 310       foreach($_POST as $name => $value){
 311
 312         /* Check if we have to delete a record entry */
 313         if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 314
 315           /* Avoid performing this once again */
 316           $only_once = false;
 317
 318           /* Extract id for specified entry */
 319           $id = preg_replace("/RemoveRecord_/","",$name);
 320           $id = preg_replace("/_.*$/","",$id);
 321
 322           /* Delete this record, mark edited entries to be able to delete them */
 323           if(isset($this->dnsEntry['RECORDS'][$id])){
 324             unset($this->dnsEntry['RECORDS'][$id]);
 325           }
 326         }
 327       }
 328       /* Assign smarty all non DNs attributes */
 329       foreach($this->attributes as $attr){
 330         $smarty->assign($attr,$this->$attr);
 331       }
 332
 333       /* Assign smarty all DNS attributes */
 334       foreach($this->DNSattributes as $attr){
 335         $smarty->assign($attr,$this->dnsEntry[$attr]);
 336       }
 337
 338       /* Assign all needed vars */
 339       $smarty->assign("DNSAccount",$this->DNS_is_account);
 340       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 341
 342       $smarty->assign("Zones",$this->Zones);
 343       $smarty->assign("ZoneCnt",count($this->Zones));
 344       $smarty->assign("ZoneKeys",($this->Zones));
 345       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 346
 347       /* Create zone array */
 348       $idZones = array();
 349       foreach($this->Zones as $id => $zone){
 350         if($this->netmaskIsCoherent($id)) {
 351           $idZones[$id] = $zone;
 352         }else{
 353           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 354         }
 355       }
 356       $smarty->assign("Zones",$idZones);
 357       $smarty->assign("ZoneKeys", $this->Zones);
 358
 359       $tmp = $this->generateRecordsList();
 360
 361       $changeStateForRecords = $tmp['changeStateForRecords'];
 362
 363       $smarty->assign("records",$tmp['str']);
 364       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 365       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 366
 367       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 368     }
 369     return($display);
 370   }
 371
 372
 373   function remove_from_parent()
 374   {
 375     if($this->initially_was_account){
 376
 377       $ldap = $this->config->get_ldap_link();
 378
 379       $tmp = array();
 380       $this->dnsEntry['exists'] = false;
 381       $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 382
 383       /* Delete dns */
 384       foreach($tmp['del'] as $dn => $del){
 385         $ldap->cd($dn);
 386         $ldap->rmdir_recursive($dn);
 387         new log("remove","unknown/".get_class($this),$dn);
 388       }
 389     }
 390   }
 391
 392
 393   /* Save data to object */
 394   function save_object()
 395   {
 396
 397     if(isset($_POST['network_tpl_posted'])){
 398
 399       /* Save all posted vars */
 400       plugin::save_object();
 401
 402       /* Handle DHCP Posts*/
 403       if($this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 404         foreach($this->dhcpAttributes as $attr){
 405           if(isset($_POST[$attr])){
 406             $this->$attr = $_POST[$attr];
 407           }
 408         }
 409         if(isset($_POST['dhcp_is_Account'])){
 410           $this->dhcp_is_Account = TRUE;
 411         }else{
 412           $this->dhcp_is_Account = FALSE;
 413         }
 414       }
 415
 416       /* Ge all non dns attributes (IP/MAC)*/
 417       foreach($this->attributes as $attr){
 418         if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 419           $this->$attr = $_POST[$attr];
 420         }
 421       }
 422
 423       /* Check if DNS should be enabled / disabled */
 424       if($this->DNS_is_account && $this->acl_is_removeable() && !isset($_POST['DNS_is_account'])){
 425         $this->DNS_is_account = false;
 426       }elseif(!$this->DNS_is_account && $this->acl_is_createable() && isset($_POST['DNS_is_account'])){
 427         $this->DNS_is_account = true;
 428       }
 429
 430       /* Get dns attributes */
 431       if(($this->DNSenabled) && (isset($_POST['network_tpl_posted']))){
 432
 433         /* Check for posted record changes */
 434         if(is_array($this->dnsEntry['RECORDS']) && $this->acl_is_writeable("Records")){
 435           foreach($this->dnsEntry['RECORDS'] as $key => $value){
 436
 437             /* Check if type has changed */
 438             if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 439               $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 440             }
 441             /* Check if value has changed */
 442             if(isset($_POST['RecordValue_'.$key])){
 443               $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 444             }
 445           }
 446         }
 447         /* Get all basic DNS attributes (TTL, Clas ..)*/
 448         foreach($this->DNSattributes as $attr){
 449           if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 450             $this->dnsEntry[$attr] = $_POST[$attr];
 451           }
 452         }
 453
 454
 455       }
 456       if($this->hide_dns_check_box){
 457         $this->DNS_is_account = true;
 458       }
 459     }
 460   }
 461
 462
 463   /* Check supplied data */
 464   function check()
 465   {
 466     /* Call common method to give check the hook */
 467     $message= plugin::check();
 468
 469     if($this->dhcpEnabled && $this->dhcp_is_Account && $this->dhcpParentNode != "" && count($this->dhcpHostEntry) == 0){
 470 #      $message[] =_("You have not configured your dhcp settings yet.");
 471     }
 472
 473     /* Check if mac and ip are already used */
 474     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 475         $this->ipHostNumber != $this->orig_ipHostNumber &&
 476         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 477       $message[] =_("The specified IP address is already in use.");
 478     }
 479     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 480         $this->macAddress != $this->orig_macAddress &&
 481         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 482       $message[] =_("The specified MAC address is already in use.");
 483     }
 484
 485     /* Check if ip must be given
 486      */
 487     if(($this->IPisMust)||($this->DNS_is_account)){
 488       if (empty($this->ipHostNumber)){
 489         $message[]= _("The required field 'IP-address' is not set.");
 490       }
 491
 492       if (!is_ip($this->ipHostNumber)){
 493         $message[]= _("Wrong IP format in field IP-address.");
 494       }
 495     }
 496
 497     /* Check if mac is empty
 498      */
 499     if ($this->macAddress == "" ){
 500       $message[]= _("The required field 'MAC-address' is not set.");
 501     }
 502     if(!is_mac($this->macAddress)){
 503       $message[]=(_("The given macaddress is invalid. There must be 6 2byte segments seperated by ':'."));
 504     }
 505
 506     /* only perfrom this checks if this is a valid DNS account */
 507     if($this->DNS_is_account){
 508
 509       $checkArray = array();
 510       $onlyOnce   = array();
 511
 512       //  $onlyOnce['cNAMERecord'] = 0;
 513        $tmp = array_flip($this->Zones);
 514        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 515        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 516          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 517          $message[] =sprintf(_("The specified IP address '%s' is not matching the selected reverse zone entry '%s'."),$this->ipHostNumber,$tmp2);
 518        }
 519
 520       /* Walk through all entries and detect duplicates or mismatches
 521        */
 522       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 523
 524         /* Count record values, to detect duplicate entries for a specific record
 525          */
 526         if(!isset($checkArray[$values['type']][$values['value']])){
 527           $checkArray[$values['type']][$values['value']] = 0;
 528         }else{
 529           $message[] = sprintf(_("Found duplicate value for record type '%s'."),$values['type']);
 530         }
 531
 532         /* Check if given entries in $onlyOnce are used more than once
 533          */
 534         if(isset($onlyOnce[$values['type']])){
 535           $onlyOnce[$values['type']] ++;
 536           if($onlyOnce[$values['type']] > 1){
 537             $message[] = sprintf(_("Found more than one entry for the uniqe record type '%s'."),$values['type']);
 538           }
 539         }
 540
 541         /* Skip txt record ...
 542          */
 543         if($values['type'] == "tXTRecord") continue;
 544
 545         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 546          */
 547         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 548           $message[]=sprintf(_("The device IP '%s' is added as 'A Record', this will be done automatically, please remove the record."),
 549                $this->ipHostNumber);
 550         }
 551
 552         /* only lower-case is allowed in record entries ...
 553          */
 554         if($values['value'] != strtolower($values['value'])){
 555           $message[] = sprintf(_("Only lowercase is allowed, please check your '%ss'."),$values['type']);
 556         }
 557       }
 558     }
 559     return ($message);
 560   }
 561
 562
 563   /* Save to LDAP */
 564   function save()
 565   {
 566     $ldap= $this->config->get_ldap_link();
 567
 568     $dn = $this->parent->dn;
 569
 570     /*******************/
 571     /* IP-MAC HANDLING */
 572     /*******************/
 573
 574     /* $dn was posted as parameter */
 575     $this->dn = $dn;
 576
 577     /* Save DNS setting & ip/Mac*/
 578     plugin::save();
 579
 580     /* Write back to ldap */
 581     $ldap->cd($this->dn);
 582     $this->cleanup();
 583     $ldap->modify ($this->attrs);
 584
 585     /****************/
 586     /* DHCP HANDLING */
 587     /****************/
 588
 589     /* New entry */
 590     if($this->dhcpEnabled){
 591
 592       if(count($this->dhcpHostEntry) == 0){
 593         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 594         $this->dialog->cn = $this->cn;
 595         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 596         if(!empty($this->ipHostNumber)){
 597           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 598         }
 599         $this->dialog->execute();
 600         $this->dialog->save_object();
 601         $this->dhcpHostEntry = $this->dialog->save();
 602         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 603           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 604         }
 605       }
 606
 607       if(count($this->dhcpHostEntry) == 0){
 608         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 609         $this->dialog->cn = $this->cn;
 610         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 611         if(!empty($this->ipHostNumber)){
 612           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 613         }
 614         $this->dialog->execute();
 615         $this->dialog->save_object();
 616         $this->dhcpHostEntry = $this->dialog->save();
 617         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 618           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 619         }
 620       }
 621
 622       /* Write mac address to dhcp settings */
 623       if($this->dhcp_is_Account){
 624         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 625             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 626           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 627           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 628         }
 629       }
 630
 631
 632       /* Unset dhcpStatements if this attribute is empty  */
 633       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 634           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 635         unset($this->dhcpHostEntry['dhcpStatements']);
 636       }
 637
 638       /* DHCP removed */
 639       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 640         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 641         show_ldap_error($ldap->get_error(),_("Removing dhcp entry for this object failed."));
 642
 643         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 644         $tmp->handle_post_events("remove");
 645       }
 646
 647       /* DHCP Added */
 648       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 649         $attrs = $this->dhcpHostEntry;
 650         unset($attrs['MODIFIED']);
 651         unset($attrs['dn']);
 652         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 653         $res = $ldap->add($attrs);
 654
 655         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 656         $tmp->handle_post_events("add");
 657
 658         show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 659       }
 660
 661       /* DHCP still activated */
 662       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 663
 664         /* DHCP node changed */
 665         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 666            ($this->cn != $this->OrigCn)){
 667           $attrs = $this->dhcpHostEntry;
 668           $attrs['cn'] = $this->cn;
 669           unset($attrs['dn']);
 670           unset($attrs['MODIFIED']);
 671           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 672           $res = $ldap->add($attrs);
 673
 674           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 675           $tmp->handle_post_events("modify");
 676
 677           show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 678           if($res){
 679             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 680             show_ldap_error($ldap->get_error(),_("Removing old dhcp entry failed."));
 681           }
 682         }
 683
 684         /* SAME node but modified */
 685         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 686             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 687           $attrs = $this->dhcpHostEntry;
 688           unset($attrs['dn']);
 689           unset($attrs['MODIFIED']);
 690           $ldap->cd($this->dhcpHostEntry['dn']);
 691           $ldap->modify($attrs);
 692
 693           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 694           $tmp->handle_post_events("modify");
 695
 696           show_ldap_error($ldap->get_error(),_("Modifying dhcp entry failed."));
 697         }
 698       }
 699     }
 700
 701
 702     /****************/
 703     /* DNS HANDLING */
 704     /****************/
 705
 706     /* If isn't DNS account but initially was DNS account
 707        remove all DNS entries
 708      */
 709     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 710       return;
 711     }else{
 712
 713       /* Add ipHostNumber to aRecords
 714        */
 715       $backup_dnsEntry = $this->dnsEntry;
 716       if(!empty($this->ipHostNumber)){
 717         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 718         $ptr = $this->get_pTRRecord();
 719         if(!empty($ptr)){
 720           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 721         }
 722       }
 723
 724       /* Create diff and follow instructions
 725        * If Account was disabled, remove account by setting exists to false
 726        */
 727       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 728         $this->dnsEntry['exists'] = false;
 729         $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 730       }else{
 731         $this->dnsEntry['exists'] = $this->DNS_is_account;
 732         $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 733       }
 734
 735       /* move follwoing entries
 736        */
 737       foreach($tmp['move'] as $src => $dst){
 738         $this->recursive_move($src,$dst);
 739       }
 740
 741       /* Delete dns */
 742       foreach($tmp['del'] as $dn => $del){
 743         $ldap->cd($dn);
 744         $ldap->rmdir_recursive($dn);
 745         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 746       }
 747
 748       /* Add || Update new DNS entries
 749        */
 750       foreach($tmp['add'] as $dn => $attrs){
 751         $ldap->cd($dn);
 752         $ldap->cat($dn, array('dn'));
 753         if(count($ldap->fetch())){
 754           $ldap->cd($dn);
 755           $ldap->modify ($attrs);
 756         }else{
 757           $ldap->cd($dn);
 758           $ldap->add($attrs);
 759         }
 760         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 761       }
 762
 763
 764       /* Display errors
 765        */
 766       if($ldap->get_error() != "Success"){
 767         show_ldap_error($ldap->get_error(), sprintf(_("Saving of terminal/dns account with dn '%s' failed."),$this->dn));
 768       }
 769
 770       $tmp2 = new servdns($this->config,$this->dn);
 771       $tmp2->handle_post_events("modify");
 772
 773       $this->dnsEntry =  $backup_dnsEntry;
 774     }
 775   }
 776
 777   /*  Create html table with all used record types
 778    */
 779   function generateRecordsList()
 780   {
 781     $changeStateForRecords = "";
 782
 783     if(!$this->DNS_is_account) {
 784       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 785       return(array("str" => $str, "changeStateForRecords"=> ""));
 786     }
 787
 788     $str = "<table summary='' width='100%'>";
 789     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 790
 791         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 792         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 793         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 794
 795         $str.=" <tr>".
 796           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 797           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 798           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 799           "</tr>";
 800     }
 801
 802     $str.= "  <tr>".
 803            "    <td colspan=2 width='50%'></td><td>".
 804            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 805            "    </td>".
 806            "  </tr>".
 807            "</table>";
 808      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 809     return($ret);
 810   }
 811
 812
 813   /* Create a html select box which allows us to select different types of records
 814    */
 815   function generateRecordListBox($selected,$name)
 816   {
 817     $str = "<select name='".$name."' id='".$name."'>";
 818     foreach($this->RecordTypes as $type => $value){
 819       $use = "";
 820       if($type == $selected){
 821         $use = " selected ";
 822       }
 823       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 824     }
 825     $str.="</select>";
 826     return($str);
 827   }
 828
 829
 830   /* Return plugin informations for acl handling  */
 831   function plInfo()
 832   {
 833     $tmp =  array(
 834         "plShortName"   => _("DNS"),
 835         "plDescription" => _("DNS settings"),
 836         "plSelfModify"  => FALSE,
 837         "plDepends"     => array(),
 838         "plPriority"    => 5,
 839         "plSection"     => array("administration"),
 840         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 841
 842         "plProvidedAcls"=> array(
 843           "ipHostNumber"  => _("IP address"),
 844           "macAddress"    => _("MAC address"))
 845         );
 846
 847     /* Hide all dns specific code, if dns is not available
 848      */
 849     foreach($_SESSION['config']->data['TABS']['SERVERSERVICE'] as $tab){
 850       if(preg_match("/^servdns$/",$tab['CLASS'])){
 851         $tmp['plProvidedAcls']["Records"]        = _("DNS records");
 852         $tmp['plProvidedAcls']["zoneName"]       = _("Zone name");
 853         $tmp['plProvidedAcls']["dNSTTL"]         = _("TTL");
 854         break;
 855       }
 856     }
 857     return($tmp);
 858   }
 859
 860
 861   function get_dhcp_host_entry()
 862   {
 863     $attrs = array();
 864     $dn = $this->get_dhcp_host_entry_dn();
 865     if($dn){
 866       $ldap = $this->config->get_ldap_link();
 867       $ldap->cd($this->config->current['BASE']);
 868       $ldap->cat($dn,array("*"));
 869       if($ldap->count()){
 870         $attrs = $ldap->fetch();
 871         foreach($attrs as $key => $value){
 872           if(is_numeric($key) || ($key == "count")){
 873             unset($attrs[$key]);
 874           }
 875           if(is_array($value) && isset($value['count'])){
 876             unset($attrs[$key]['count']);
 877           }
 878         }
 879       }
 880     }
 881     return($attrs);
 882   }
 883
 884
 885   function get_dhcp_host_entry_dn()
 886   {
 887     $ldap = $this->config->get_ldap_link();
 888     $ldap->cd($this->config->current['BASE']);
 889     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
 890
 891     if($ldap->count()){
 892       $attr = $ldap->fetch();
 893       return($attr['dn']);
 894     }else{
 895       return("");
 896     }
 897   }
 898
 899
 900   function get_dhcp_parent_node()
 901   {
 902     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
 903   }
 904
 905
 906   function get_dhcp_parent_nodes()
 907   {
 908     $ldap = $this->config->get_ldap_link();
 909     $ldap->cd($this->config->current['BASE']);
 910     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
 911
 912     $dhcp_dns = array();
 913     while($attr = $ldap->fetch()){
 914       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
 915     }
 916
 917     foreach($dhcp_dns as $key => $pri_dns){
 918       $ldap->cat($pri_dns,array("cn"));
 919       $tmp = $ldap->fetch();
 920       if(isset($tmp['cn'][0])){
 921         $dhcp_dns[$key] = $tmp['cn'][0];
 922       }else{
 923         unset($dhcp_dns[$key]);
 924       }
 925     }
 926
 927     $tmp = $tmp2 = array();
 928     foreach($dhcp_dns as $dn => $cn){
 929       $ldap->cd($dn);
 930       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
 931                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
 932       while($attr = $ldap->fetch()){
 933         $tmp[$attr['dn']] = $attr['cn'][0];
 934       }
 935       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
 936     }
 937     return($tmp2);
 938   }
 939
 940
 941   /* this function returns the default ptr record entry */
 942   function get_pTRRecord()
 943   {
 944     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
 945       $ldap = $this->config->get_ldap_link();
 946       $ldap->cat(getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
 947       $attrs = $ldap->fetch();
 948       $tmp = array_flip($this->Zones);
 949       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
 950       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
 951       $ptr = preg_replace("/^".normalizePreg(FlipIp($tmp))."\./","",$this->ipHostNumber);
 952       return($ptr);
 953     }else{
 954       return(FALSE);
 955     }
 956   }
 957
 958
 959   function create_tree($arr,$base,$current = "")
 960   {
 961     $ret = array();
 962     foreach($arr as $r => $name){
 963       $base_part = str_replace($base,"",$r);
 964       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
 965         $ret[$r] = $current.$name;
 966         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
 967         foreach($tmp as $sub_key => $sub_name){
 968           $ret[$sub_key] = $sub_name;
 969         }
 970       }
 971     }
 972     return($ret);
 973   }
 974
 975   function force_dns()
 976   {
 977     if($this->DNSenabled){
 978       $this->DNS_is_account  = TRUE;
 979       $this->hide_dns_check_box = TRUE;
 980     }
 981   }
 982 }
 983
 984 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 985 ?>