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 $DNSinitially_was_account = false;
  45   var $dnsEntry                 = array();
  46   var $DNSenabled               = false;
  47
  48   /*  Terminal dns
  49    */
  50   function termDNS ($config, $dn,$objectClasses,$IPisMust = false)
  51   {
  52     /* We need to know which objectClasses are used, to store the ip/mac
  53      * Because of different type of devices
  54      */
  55     $this->objectclasses  =  $objectClasses;
  56     $this->IPisMust       = $IPisMust;
  57
  58     plugin::plugin ($config, $dn);
  59
  60     if(isset($this->attrs['cn'][0])){
  61       $this->OrigCn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  62       $this->cn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  63     }
  64
  65
  66     /************
  67      * DHCP
  68      ************/
  69
  70     /* Hide all dhcp specific code, if dhcp plugin is not present in config */
  71     $dhcpEnabled = FALSE;
  72     foreach($this->config->data['TABS']['SERVTABS'] as $tab){
  73       if(preg_match("/^servdhcp$/",$tab['CLASS'])){
  74         $this->dhcpEnabled = TRUE;
  75       }
  76     }
  77     if($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']['SERVTABS'] 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
 153     /* Create a list of used mac and ip addresses */
 154     $ldap = $this->config->get_ldap_link();
 155     $ldap->cd($this->config->current['BASE']);
 156     $ldap->search("(|(macAddress=*)(ipHostNumber=*))",array("macAddress","ipHostNumber"));
 157     while($attrs = $ldap->fetch()){
 158       if(isset($attrs['ipHostNumber'][0])){
 159         $this->used_ip_mac["ip:".$attrs['ipHostNumber'][0]] = "ip:".$attrs['ipHostNumber'][0];
 160       }
 161       if(isset($attrs['macAddress'][0])){
 162         $this->used_ip_mac["mac:".$attrs['macAddress'][0]] = "mac:".$attrs['macAddress'][0];
 163       }
 164     }
 165
 166     /* Save initial ip and mac values, to be able
 167         check if the used values are already in use */
 168     $this->orig_ipHostNumber   = $this->ipHostNumber;
 169     $this->orig_macAddress     = $this->macAddress;
 170
 171     /* Store initally account settings
 172      */
 173     $this->DNSinitially_was_account = $this->DNS_is_account;
 174   }
 175
 176
 177   function netmaskIsCoherent($idZone)
 178   {
 179     $netmask = FlipIp(str_replace(".in-addr.arpa","",getNameFromMix($idZone)));
 180     if(!strstr($this->ipHostNumber, $netmask)){
 181       return false;
 182     }else{
 183       return true;
 184     }
 185   }
 186
 187
 188   function getVarsForSaving($attrs)
 189   {
 190     foreach($this->attributes as $attr){
 191       if(!empty($this->$attr)){
 192         $attrs[$attr] = $this->$attr;
 193       }
 194     }
 195     return($attrs);
 196   }
 197
 198   function execute()
 199   {
 200           /* Call parent execute */
 201     $smarty= get_smarty();
 202     $display= "";
 203
 204     $smarty->assign("staticAddress", "");
 205     $smarty->assign("autonet", $this->autonet);
 206
 207     /* Check for autonet button */
 208     if ($this->autonet && isset($_POST['autonet'])){
 209       $cmd= $this->config->data['MAIN']['AUTO_NETWORK_HOOK'];
 210       if(!empty($cmd) && $this->cn != ""){
 211         $res = shell_exec($cmd." ".$this->cn);
 212         if(!$res){
 213           print_red(sprintf(_("Can't execute specified AUTO_NETWORK_HOOK '%s'. Please check your gosa.conf."),$cmd));
 214         } else {
 215           $res= split(';', trim($res));
 216           if (isset($res[0]) && $res[0] != ""){
 217             $this->ipHostNumber= $res[0];
 218           }
 219           if (isset($res[1]) && $res[1] != ""){
 220             $this->macAddress= $res[1];
 221           }
 222         }
 223       }
 224     }
 225
 226
 227
 228     /**********
 229      * DHCP Handling
 230      **********/
 231
 232     if(isset($_POST['dhcpEditOptions'])){
 233
 234       if(count($this->dhcpHostEntry) == 0){
 235         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 236       }else{
 237         $this->dialog = new dhcpHost($this->dhcpHostEntry,TRUE);
 238       }
 239       $this->dialog->cn = $this->cn;
 240       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 241       if(!empty($this->ipHostNumber)){
 242         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 243       }
 244     }
 245
 246     if(isset($_POST['cancel_dhcp'])){
 247       $this->dialog = FALSE;
 248     }
 249
 250     if(isset($_POST['save_dhcp'])){
 251       $this->dialog->save_object();
 252
 253       $msgs = $this->dialog->check(array());
 254       if(count($msgs)){
 255         foreach($msgs as $msg){
 256           print_red($msg);
 257         }
 258       }else{
 259         $this->dhcpHostEntry = $this->dialog->save();
 260         $this->dialog = FALSE;
 261       }
 262     }
 263
 264     if(isset($this->dialog) && $this->dialog != FALSE){
 265       $this->dialog->save_object();
 266       return($this->dialog->execute());
 267     }
 268
 269     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled);
 270     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 271     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 272     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 273     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 274
 275     /* There is no dns available
 276      */
 277     if($this->DNSenabled == false){
 278
 279       /* Is IP address must ? */
 280       $smarty->assign("DNS_is_account",false);
 281       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 282
 283       /* Assign smarty all non DNs attributes */
 284       foreach($this->attributes as $attr){
 285         $smarty->assign($attr,$this->$attr);
 286         $smarty->assign($attr."ACL",chkacl($this->acl,$attr));
 287       }
 288       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 289
 290       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 291     }else{
 292       $smarty->assign("DNS_is_account",true);
 293
 294       /* Add new empty array to our record list */
 295       if(isset($_POST['AddNewRecord'])){
 296         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 297       }
 298
 299       /* Handle all posts */
 300       $only_once =true;
 301       foreach($_POST as $name => $value){
 302
 303         /* Check if we have to delete a record entry */
 304         if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 305
 306           /* Avoid performing this once again */
 307           $only_once = false;
 308
 309           /* Extract id for specified entry */
 310           $id = preg_replace("/RemoveRecord_/","",$name);
 311           $id = preg_replace("/_.*$/","",$id);
 312
 313           /* Delete this record, mark edited entries to be able to delete them */
 314           if(isset($this->dnsEntry['RECORDS'][$id])){
 315             unset($this->dnsEntry['RECORDS'][$id]);
 316           }
 317         }
 318       }
 319
 320       /* Assign smarty all non DNs attributes */
 321       foreach($this->attributes as $attr){
 322         $smarty->assign($attr,$this->$attr);
 323         $smarty->assign($attr."ACL",chkacl($this->acl,$attr));
 324       }
 325
 326       /* Assign smarty all DNS attributes */
 327       foreach($this->DNSattributes as $attr){
 328         $smarty->assign($attr,$this->dnsEntry[$attr]);
 329         $smarty->assign($attr."ACL",chkacl($this->acl,$attr));
 330       }
 331
 332       /* Assign all needed vars */
 333       $smarty->assign("DNSaccountACL",chkacl($this->acl,"termDNS"));
 334
 335       $smarty->assign("DNSAccount",$this->DNS_is_account);
 336       $smarty->assign("Zones",$this->Zones);
 337       $smarty->assign("ZoneCnt",count($this->Zones));
 338       $smarty->assign("ZoneKeys",($this->Zones));
 339       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 340
 341       /* Create zone array */
 342       $idZones = array();
 343       foreach($this->Zones as $id => $zone){
 344         if($this->netmaskIsCoherent($id)) {
 345           $idZones[$id] = $zone;
 346         }else{
 347           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 348         }
 349       }
 350       $smarty->assign("Zones",$idZones);
 351       $smarty->assign("ZoneKeys", $this->Zones);
 352
 353       $tmp = $this->generateRecordsList();
 354
 355       $changeStateForRecords = $tmp['changeStateForRecords'];
 356
 357       $smarty->assign("records",$tmp['str']);
 358       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 359       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 360
 361       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 362     }
 363     return($display);
 364   }
 365
 366   function remove_from_parent()
 367   {
 368     /*
 369     $ldap = $this->config->get_ldap_link();
 370     $ldap->cd($this->orig_dn);
 371     $ldap->search("(&(objectClass=dNSZone)(zoneName=*)(!(relativeDomainName=@)))",array("relativeDomainName","zoneName"));
 372     while($attr = $ldap->fetch()){
 373       $ldap->cd($attr['dn']);
 374       $ldap->rmDir($attr['dn']);
 375       show_ldap_error("Record:".$ldap->get_error(), _("Removing terminal from DNS object failed"));
 376     }
 377     */
 378   }
 379
 380   /* Save data to object */
 381   function save_object()
 382   {
 383     /* Save all posted vars */
 384     plugin::save_object();
 385
 386
 387     /* Handle DHCP Posts*/
 388     if($this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 389       foreach($this->dhcpAttributes as $attr){
 390         if(isset($_POST[$attr])){
 391           $this->$attr = $_POST[$attr];
 392         }
 393       }
 394       if(isset($_POST['dhcp_is_Account'])){
 395         $this->dhcp_is_Account = TRUE;
 396       }else{
 397         $this->dhcp_is_Account = FALSE;
 398       }
 399     }
 400
 401
 402     /* Get dns attributes */
 403     if(($this->DNSenabled) && (isset($_POST['network_tpl_posted'])) && chkacl($this->acl,"termDNS") == ""){
 404
 405       /* Check for posted record changes */
 406       if(is_array($this->dnsEntry['RECORDS'])){
 407         foreach($this->dnsEntry['RECORDS'] as $key => $value){
 408
 409           /* Check if type has changed */
 410           if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 411             $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 412           }
 413           /* Check if value has changed */
 414           if(isset($_POST['RecordValue_'.$key])){
 415             $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 416           }
 417         }
 418       }
 419       /* Get all basic DNS attributes (TTL, Clas ..)*/
 420       foreach($this->DNSattributes as $attr){
 421         if(isset($_POST[$attr])){
 422           $this->dnsEntry[$attr] = $_POST[$attr];
 423         }
 424       }
 425
 426       /* Enable diable DNS */
 427       if(isset($_POST['enableDNS'])){
 428         $this->DNS_is_account = true;
 429       }else{
 430         $this->DNS_is_account = false;
 431       }
 432     }
 433   }
 434
 435
 436   /* Check supplied data */
 437   function check()
 438   {
 439     /* Call common method to give check the hook */
 440     $message= plugin::check();
 441
 442     if($this->dhcpEnabled && $this->dhcp_is_Account && $this->dhcpParentNode != "" && count($this->dhcpHostEntry) == 0){
 443       $message[] =_("You have not configured your dhcp settings yet.");
 444     }
 445
 446     /* Check if mac and ip are already used */
 447     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 448         $this->ipHostNumber != $this->orig_ipHostNumber &&
 449         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 450       $message[] =_("The specified IP address is already in use.");
 451     }
 452     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 453         $this->macAddress != $this->orig_macAddress &&
 454         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 455       $message[] =_("The specified MAC address is already in use.");
 456     }
 457
 458     /* Check if ip must be given
 459      */
 460     if(($this->IPisMust)||($this->DNS_is_account)){
 461
 462       /* Check if ip is empty
 463        */
 464       if ($this->ipHostNumber == "" && chkacl ($this->acl, "ipHostNumber") == ""){
 465         $message[]= _("The required field 'IP-address' is not set.");
 466       }
 467
 468     }
 469
 470     /* check if given ip is valid ip */
 471     if ($this->ipHostNumber != "" && !is_ip($this->ipHostNumber)){
 472       $message[]= _("Wrong IP format in field IP-address.");
 473     }
 474
 475     /* Check if mac is empty
 476      */
 477     if ($this->macAddress == "" && chkacl ($this->acl, "macAddress") == ""){
 478       $message[]= _("The required field 'MAC-address' is not set.");
 479     }
 480
 481     /* Check if given mac is valid mac
 482      */
 483     if(!is_mac($this->macAddress)){
 484       $message[]=(_("The given macaddress is invalid. There must be 6 2byte segments seperated by ':'."));
 485     }
 486
 487     /* only perfrom this checks if this is a valid DNS account */
 488     if($this->DNS_is_account){
 489
 490       $checkArray = array();
 491       $onlyOnce   = array();
 492
 493       $tmp = array_flip($this->Zones);
 494       $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 495       if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 496         $tmp2 = preg_replace("/^.*\//","",$tmp2);
 497         $message[] =sprintf(_("The specified IP address '%s' is not matching the selected reverse zone entry '%s'."),$this->ipHostNumber,$tmp2);
 498       }
 499
 500                         // There can be many CNAME records
 501       //$onlyOnce['cNAMERecord'] = 0;
 502
 503       /* Walk through all entries and detect duplicates or mismatches
 504        */
 505       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 506
 507         /* Count record values, to detect duplicate entries for a specific record
 508          */
 509         if(!isset($checkArray[$values['type']][$values['value']])){
 510           $checkArray[$values['type']][$values['value']] = 0;
 511         }else{
 512           $message[] = sprintf(_("Found duplicate value for record type '%s'."),$values['type']);
 513         }
 514
 515         /* Check if given entries in $onlyOnce are used more than once
 516          */
 517         if(isset($onlyOnce[$values['type']])){
 518           $onlyOnce[$values['type']] ++;
 519           if($onlyOnce[$values['type']] > 1){
 520             $message[] = sprintf(_("Found more than one entry for the uniqe record type '%s'."),$values['type']);
 521           }
 522         }
 523
 524         /* Skip txt record ...
 525          */
 526         if($values['type'] == "tXTRecord") continue;
 527
 528         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 529          */
 530         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 531           $message[]=sprintf(_("The device IP '%s' is added as 'A Record', this will be done automatically, please remove the record."),
 532                $this->ipHostNumber);
 533         }
 534
 535         /* only lower-case is allowed in record entries ...
 536          */
 537         if($values['value'] != strtolower($values['value'])){
 538           $message[] = sprintf(_("Only lowercase is allowed, please check your '%ss'."),$values['type']);
 539         }
 540       }
 541     }
 542     return ($message);
 543   }
 544
 545
 546   /* Save to LDAP */
 547   function save($dn)
 548   {
 549     $ldap= $this->config->get_ldap_link();
 550
 551     /*******************/
 552     /* IP-MAC HANDLING */
 553     /*******************/
 554
 555     /* $dn was posted as parameter */
 556     $this->dn = $dn;
 557
 558     /* Save DNS setting & ip/Mac*/
 559     plugin::save();
 560
 561     /* Write back to ldap */
 562     $ldap->cd($this->dn);
 563     $this->cleanup();
 564     $ldap->modify ($this->attrs);
 565
 566     /****************/
 567     /* DHCP HANDLING */
 568     /****************/
 569
 570     /* New entry */
 571     if($this->dhcpEnabled){
 572
 573       /* Write mac address to dhcp settings */
 574       if($this->dhcp_is_Account){
 575         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 576             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 577           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 578           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 579         }
 580       }
 581
 582
 583       /* Unset dhcpStatements if this attribute is empty  */
 584       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 585           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 586         unset($this->dhcpHostEntry['dhcpStatements']);
 587       }
 588
 589       /* DHCP removed */
 590       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 591         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 592         show_ldap_error($ldap->get_error(),_("Removing dhcp entry for this object failed."));
 593       }
 594
 595       /* DHCP Added */
 596       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 597         $attrs = $this->dhcpHostEntry;
 598         unset($attrs['MODIFIED']);
 599         unset($attrs['dn']);
 600         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 601         $res = $ldap->add($attrs);
 602 #        print_a($attrs);
 603 #        print("cn=".$this->cn.",".$this->dhcpParentNode);
 604         show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 605       }
 606
 607       /* DHCP still activated */
 608       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 609
 610         /* DHCP node changed */
 611         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 612            ($this->cn != $this->OrigCn)){
 613           $attrs = $this->dhcpHostEntry;
 614           $attrs['cn'] = $this->cn;
 615           unset($attrs['dn']);
 616           unset($attrs['MODIFIED']);
 617           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 618           $res = $ldap->add($attrs);
 619           show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 620           if($res){
 621             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 622             show_ldap_error($ldap->get_error(),_("Removing old dhcp entry failed."));
 623           }
 624         }
 625
 626         /* SAME node but modified */
 627         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 628             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 629           $attrs = $this->dhcpHostEntry;
 630           unset($attrs['dn']);
 631           unset($attrs['MODIFIED']);
 632           $ldap->cd($this->dhcpHostEntry['dn']);
 633           $ldap->modify($attrs);
 634           show_ldap_error($ldap->get_error(),_("Modifying dhcp entry failed."));
 635         }
 636       }
 637     }
 638
 639
 640     /****************/
 641     /* DNS HANDLING */
 642     /****************/
 643
 644     /* If isn't DNS account but initially was DNS account
 645        remove all DNS entries
 646      */
 647     if((!$this->DNSenabled) || (!$this->DNS_is_account && !$this->DNSinitially_was_account)){
 648       return;
 649     }else{
 650
 651       /* Add ipHostNumber to aRecords
 652        */
 653       if(!empty($this->ipHostNumber)){
 654         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 655         $ptr = $this->get_pTRRecord();
 656         if(!empty($ptr)){
 657           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 658         }
 659       }
 660
 661       /* Create diff and follow instructions
 662        * If Account was disabled, remove account by setting exists to false
 663        */
 664       if((!$this->DNS_is_account)&&($this->DNSinitially_was_account)){
 665         $this->dnsEntry['exists'] = false;
 666         $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 667       }else{
 668         $this->dnsEntry['exists'] = $this->DNS_is_account;
 669         $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 670       }
 671
 672       /* move follwoing entries
 673        */
 674       foreach($tmp['move'] as $src => $dst){
 675         $this->recursive_move($src,$dst);
 676       }
 677
 678       /* Delete dns */
 679       foreach($tmp['del'] as $dn => $del){
 680         $ldap->cd($dn);
 681         $ldap->rmdir_recursive($dn);
 682       }
 683
 684       /* Add || Update new DNS entries
 685        */
 686       foreach($tmp['add'] as $dn => $attrs){
 687         $ldap->cd($dn);
 688         $ldap->cat($dn, array('dn'));
 689         if(count($ldap->fetch())){
 690           $ldap->cd($dn);
 691           $ldap->modify ($attrs);
 692         }else{
 693           $ldap->cd($dn);
 694           $ldap->add($attrs);
 695         }
 696       }
 697
 698       /* Display errors
 699        */
 700       if($ldap->get_error() != "Success"){
 701         show_ldap_error("Record:".$ldap->get_error(), _("Saving terminal to DNS object failed"));
 702       }
 703     }
 704   }
 705
 706   /*  Create html table with all used record types
 707    */
 708   function generateRecordsList()
 709   {
 710     $changeStateForRecords = "";
 711
 712     if(!$this->DNS_is_account) {
 713       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 714       return $str;
 715     }
 716
 717     $str = "<table summary='' width='100%'>";
 718     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 719
 720         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 721         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 722         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 723
 724         $str.=" <tr>".
 725           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 726           "   <td><input ".chkacl($this->acl,"termDNS")." type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 727           "   <td><input ".chkacl($this->acl,"termDNS")." type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 728           "</tr>";
 729     }
 730
 731     $str.= "  <tr>".
 732            "    <td colspan=2 width='50%'></td><td>".
 733            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' ".chkacl($this->acl,"termDNS")." >".
 734            "    </td>".
 735            "  </tr>".
 736            "</table>";
 737      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 738     return($ret);
 739   }
 740
 741
 742   /* Create a html select box which allows us to select different types of records
 743    */
 744   function generateRecordListBox($selected,$name)
 745   {
 746     $str = "<select ".chkacl($this->acl,"termDNS")."  name='".$name."' id='".$name."'>";
 747     foreach($this->RecordTypes as $type => $value){
 748       $use = "";
 749       if($type == $selected){
 750         $use = " selected ";
 751       }
 752       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 753     }
 754     $str.="</select>";
 755     return($str);
 756   }
 757
 758
 759   function get_dhcp_host_entry()
 760   {
 761     $attrs = array();
 762     $dn = $this->get_dhcp_host_entry_dn();
 763     if($dn){
 764       $ldap = $this->config->get_ldap_link();
 765       $ldap->cd($this->config->current['BASE']);
 766       $ldap->cat($dn,array("*"));
 767       if($ldap->count()){
 768         $attrs = $ldap->fetch();
 769         foreach($attrs as $key => $value){
 770           if(is_numeric($key) || ($key == "count")){
 771             unset($attrs[$key]);
 772           }
 773           if(is_array($value) && isset($value['count'])){
 774             unset($attrs[$key]['count']);
 775           }
 776         }
 777       }
 778     }
 779     return($attrs);
 780   }
 781
 782
 783   function get_dhcp_host_entry_dn()
 784   {
 785     $ldap = $this->config->get_ldap_link();
 786     $ldap->cd($this->config->current['BASE']);
 787     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
 788
 789     if($ldap->count()){
 790       $attr = $ldap->fetch();
 791       return($attr['dn']);
 792     }else{
 793       return("");
 794     }
 795   }
 796
 797
 798   function get_dhcp_parent_node()
 799   {
 800     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
 801   }
 802
 803
 804   function get_dhcp_parent_nodes()
 805   {
 806     $ldap = $this->config->get_ldap_link();
 807     $ldap->cd($this->config->current['BASE']);
 808     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
 809
 810     $dhcp_dns = array();
 811     while($attr = $ldap->fetch()){
 812       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
 813     }
 814
 815     foreach($dhcp_dns as $key => $pri_dns){
 816       $ldap->cat($pri_dns,array("cn"));
 817       $tmp = $ldap->fetch();
 818       if(isset($tmp['cn'][0])){
 819         $dhcp_dns[$key] = $tmp['cn'][0];
 820       }else{
 821         unset($dhcp_dns[$key]);
 822       }
 823     }
 824
 825     $tmp = $tmp2 = array();
 826     foreach($dhcp_dns as $dn => $cn){
 827       $ldap->cd($dn);
 828       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
 829                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
 830       while($attr = $ldap->fetch()){
 831         $tmp[$attr['dn']] = $attr['cn'][0];
 832       }
 833       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
 834     }
 835     return($tmp2);
 836   }
 837
 838
 839   /* this function returns the default ptr record entry */
 840   function get_pTRRecord()
 841   {
 842     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
 843       $ldap = $this->config->get_ldap_link();
 844       $ldap->cat(getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
 845       $attrs = $ldap->fetch();
 846       $tmp = array_flip($this->Zones);
 847       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
 848       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
 849       $ptr = preg_replace("/^".normalizePreg(FlipIp($tmp))."\./","",$this->ipHostNumber);
 850       return($ptr);
 851     }else{
 852       return(FALSE);
 853     }
 854   }
 855
 856
 857   function create_tree($arr,$base,$current = "")
 858   {
 859     $ret = array();
 860     foreach($arr as $r => $name){
 861       $base_part = str_replace($base,"",$r);
 862       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
 863         $ret[$r] = $current.$name;
 864         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
 865         foreach($tmp as $sub_key => $sub_name){
 866           $ret[$sub_key] = $sub_name;
 867         }
 868       }
 869     }
 870     return($ret);
 871   }
 872 }
 873
 874 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 875 ?>