gosa-plugins/systems/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
   8   /* Basic informations
   9    */
  10   var $attributes     = array("ipHostNumber","macAddress");
  11   var $objectclasses  = array("whatever");
  12
  13   var $ipHostNumber   = "";    // IP address
  14   var $macAddress     = "";    // Mac address
  15
  16   var $orig_ipHostNumber   = "";    // IP address
  17   var $orig_macAddress     = "";    // Mac address
  18
  19   var $cn             = "";    // CN of currently edited device
  20   var $OrigCn         = "";    // Initial cn
  21   var $IPisMust       = false;
  22   var $MACisMust      = false;
  23   var $dialog         = false;
  24
  25   /* DCHP Attributes
  26    */
  27   var $dhcpAttributes           = array("dhcpParentNode");
  28   var $dhcpEnabled              = FALSE;
  29   var $dhcp_is_Account          = FALSE;
  30   var $dhcpParentNodes          = array();
  31   var $dhcpParentNode           = "";
  32   var $dhcpHostEntry            = array();
  33   var $initial_dhcpParentNode   = "";
  34   var $initial_dhcpHostEntry    = array();
  35   var $initial_dhcp_is_Account  = FALSE;
  36
  37   var $used_ip_mac              = array();
  38
  39   /* DNS attributes
  40    */
  41   var $DNSattributes            = array("dNSClass","zoneName","dNSTTL");
  42   var $DNS_is_account           = false;
  43   var $initially_was_account = false;
  44   var $dnsEntry                 = array();
  45   var $DNSenabled               = false;
  46   var $hide_dns_check_box       = FALSE;
  47
  48   /*  Terminal dns
  49    */
  50   function termDNS (&$config, $parent,$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->parent         = $parent;
  56     $this->objectclasses  =  $objectClasses;
  57     $this->IPisMust       = $IPisMust;
  58
  59     plugin::plugin ($config, $parent->dn);
  60
  61     if(isset($this->attrs['cn'][0])){
  62       $this->OrigCn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  63       $this->cn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  64     }
  65
  66
  67     /************
  68      * DHCP
  69      ************/
  70
  71     /* Hide all dhcp specific code, if dhcp plugin is not present in config */
  72     $dhcpEnabled = FALSE;
  73     if($this->config->search("servdhcp","class",array("tabs"))){
  74       $this->dhcpEnabled = TRUE;
  75     }
  76     if($this->dhcpEnabled){
  77       $this->dhcpParentNodes = $this->get_dhcp_parent_nodes();
  78       $this->dhcpParentNode  = $this->get_dhcp_parent_node();
  79       if($this->dhcpParentNode){
  80         $this->dhcp_is_Account = TRUE;
  81         $this->initial_dhcp_is_Account = TRUE;
  82         $this->dhcpHostEntry  = $this->get_dhcp_host_entry();
  83       }
  84       $this->initial_dhcpHostEntry = $this->dhcpHostEntry;
  85       $this->initial_dhcpParentNode= $this->dhcpParentNode;
  86     }
  87
  88
  89     /************
  90      * DNS
  91      ************/
  92
  93     /* Hide all dns specific code, if dns is not available
  94      */
  95     $DNSenabled = false;
  96     foreach($this->config->data['TABS']['SERVERSERVICE'] as $tab){
  97       if(preg_match("/^servdns$/",$tab['CLASS'])){
  98         $this->DNSenabled = true;
  99       }
 100     }
 101     if(!$this->DNSenabled){
 102       $this->DNS_is_account = false;
 103       return;
 104     }
 105
 106     if($this->DNSenabled){
 107
 108       /* Get Zones
 109        */
 110       $this->Zones        = DNS::getAvailableZones($config);
 111
 112       /* Get Entry
 113        */
 114       $this->dnsEntry     = DNS::getDNSHostEntries($config,$this->OrigCn);
 115
 116       /* Remove A record which equals $this->ipHostNumber
 117        */
 118       $ptr = $this->get_pTRRecord();
 119       foreach($this->dnsEntry['RECORDS'] as $key => $rec){
 120         if(($rec['type'] == "aRecord") && ($rec['value'] == $this->ipHostNumber)){
 121           unset($this->dnsEntry['RECORDS'][$key]);
 122         }
 123         if(($rec['type'] == "pTRRecord") && ($rec['value'] == $ptr)){
 124           unset($this->dnsEntry['RECORDS'][$key]);
 125         }
 126       }
 127
 128       /* Get Record types
 129        */
 130       $this->RecordTypes  = DNS::getDnsRecordTypes();
 131
 132       /* If there is at least one entry in this -> types, we have DNS enabled
 133        */
 134       if($this->dnsEntry['exists']){
 135         $this->DNS_is_account = true;
 136       }else{
 137         $this->DNS_is_account = false;
 138       }
 139     }
 140
 141     /* Create a list of used mac and ip addresses */
 142     $ldap = $this->config->get_ldap_link();
 143     $ldap->cd($this->config->current['BASE']);
 144     $ldap->search("(|(macAddress=*)(ipHostNumber=*))",array("macAddress","ipHostNumber"));
 145     while($attrs = $ldap->fetch()){
 146       if(isset($attrs['ipHostNumber'][0])){
 147         $this->used_ip_mac["ip:".$attrs['ipHostNumber'][0]] = "ip:".$attrs['ipHostNumber'][0];
 148       }
 149       if(isset($attrs['macAddress'][0])){
 150         $this->used_ip_mac["mac:".$attrs['macAddress'][0]] = "mac:".$attrs['macAddress'][0];
 151       }
 152     }
 153
 154     /* Save initial ip and mac values, to be able
 155         check if the used values are already in use */
 156     $this->orig_ipHostNumber   = $this->ipHostNumber;
 157     $this->orig_macAddress     = $this->macAddress;
 158
 159     /* Store initally account settings
 160      */
 161     $this->initially_was_account = $this->DNS_is_account;
 162
 163     if($this->DNS_is_account){
 164       new log("view","unknown/".get_class($this),$this->dn);
 165     }
 166   }
 167
 168
 169   function netmaskIsCoherent($idZone)
 170   {
 171     $netmask = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($idZone)));
 172     if(!strstr($this->ipHostNumber, $netmask)){
 173       return false;
 174     }else{
 175       return true;
 176     }
 177   }
 178
 179
 180   function getVarsForSaving($attrs)
 181   {
 182     foreach($this->attributes as $attr){
 183       if(!empty($this->$attr)){
 184         $attrs[$attr] = $this->$attr;
 185       }
 186     }
 187     return($attrs);
 188   }
 189
 190   function execute()
 191   {
 192           /* Call parent execute */
 193     $smarty= get_smarty();
 194
 195     $tmp = $this->plInfo();
 196     foreach($tmp['plProvidedAcls'] as $name => $translation){
 197       $smarty->assign($name."ACL",$this->getacl($name));
 198     }
 199
 200     $display= "";
 201
 202     $smarty->assign("staticAddress", "");
 203
 204     /* Check for autonet button */
 205     if (isset($_POST['autonet'])){
 206         $d= new gosaSupportDaemon(TRUE, 0.5);
 207         $res= $d->_send("<xml><header>gosa_network_completition</header><source>GOSA</source><target>GOSA</target><hostname>".$this->cn."</hostname></xml>", TRUE);
 208         if (isset($res['XML']['IP'])){
 209                 $this->ipHostNumber= $res['XML']['IP'];
 210         }
 211         if (isset($res['XML']['MAC'])){
 212                 $this->macAddress= $res['XML']['MAC'];
 213         }
 214     }
 215
 216
 217     /**********
 218      * DHCP Handling
 219      **********/
 220
 221     if(isset($_POST['dhcpEditOptions'])){
 222
 223       if(count($this->dhcpHostEntry) == 0){
 224         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 225       }else{
 226         $this->dialog = new dhcpHost($this->dhcpHostEntry,TRUE);
 227       }
 228       $this->dialog->cn = $this->cn;
 229       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 230       if(!empty($this->ipHostNumber)){
 231         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 232       }
 233     }
 234
 235     if(isset($_POST['cancel_dhcp'])){
 236       $this->dialog = FALSE;
 237     }
 238
 239     if(isset($_POST['save_dhcp'])){
 240       $this->dialog->save_object();
 241
 242       $msgs = $this->dialog->check(array());
 243       if(count($msgs)){
 244         foreach($msgs as $msg){
 245           print_red($msg);
 246         }
 247       }else{
 248         $this->dhcpHostEntry = $this->dialog->save();
 249         $this->dialog = FALSE;
 250       }
 251     }
 252
 253     if(is_object($this->dialog)){
 254       $this->dialog->save_object();
 255       return($this->dialog->execute());
 256     }
 257
 258     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled);
 259     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 260     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 261     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 262     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 263
 264
 265     /**********
 266      * DNS Handling
 267      **********/
 268
 269     /* There is no dns available
 270      */
 271     $smarty->assign("DNS_is_account",$this->DNS_is_account);
 272     $smarty->assign("DNSenabled",$this->DNSenabled);
 273     if($this->DNSenabled == false){
 274
 275       /* Is IP address must ? */
 276 #      $smarty->assign("DNS_is_account",false);
 277       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 278
 279       /* Assign smarty all non DNs attributes */
 280       foreach($this->attributes as $attr){
 281         $smarty->assign($attr,$this->$attr);
 282       }
 283       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 284
 285       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 286     }else{
 287  #     $smarty->assign("DNS_is_account",true);
 288
 289       /* Add new empty array to our record list */
 290       if(isset($_POST['AddNewRecord'])){
 291         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 292       }
 293
 294       /* propose_ip */
 295       if(isset($_POST['propose_ip'])){
 296         foreach($this->Zones as $key => $name){
 297           if($name == $this->dnsEntry['zoneName']){
 298             $net = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($key)));
 299             $this->ipHostNumber = $this->generateRandomIp($net);
 300           }
 301         }
 302       }
 303
 304       /* Handle all posts */
 305       $only_once =true;
 306       foreach($_POST as $name => $value){
 307
 308         /* Check if we have to delete a record entry */
 309         if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 310
 311           /* Avoid performing this once again */
 312           $only_once = false;
 313
 314           /* Extract id for specified entry */
 315           $id = preg_replace("/RemoveRecord_/","",$name);
 316           $id = preg_replace("/_.*$/","",$id);
 317
 318           /* Delete this record, mark edited entries to be able to delete them */
 319           if(isset($this->dnsEntry['RECORDS'][$id])){
 320             unset($this->dnsEntry['RECORDS'][$id]);
 321           }
 322         }
 323       }
 324       /* Assign smarty all non DNs attributes */
 325       foreach($this->attributes as $attr){
 326         $smarty->assign($attr,$this->$attr);
 327       }
 328
 329       /* Assign smarty all DNS attributes */
 330       foreach($this->DNSattributes as $attr){
 331         $smarty->assign($attr,$this->dnsEntry[$attr]);
 332       }
 333
 334       /* Assign all needed vars */
 335  #     $smarty->assign("DNSAccount",$this->DNS_is_account);
 336       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 337
 338       $smarty->assign("Zones",$this->Zones);
 339       $smarty->assign("ZoneCnt",count($this->Zones));
 340       $smarty->assign("ZoneKeys",($this->Zones));
 341       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 342
 343       /* Create zone array */
 344       $idZones = array();
 345       foreach($this->Zones as $id => $zone){
 346         if($this->netmaskIsCoherent($id)) {
 347           $idZones[$id] = $zone;
 348         }else{
 349           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 350         }
 351       }
 352       $smarty->assign("Zones",$idZones);
 353       $smarty->assign("ZoneKeys", $this->Zones);
 354
 355       $tmp = $this->generateRecordsList();
 356
 357       $changeStateForRecords = $tmp['changeStateForRecords'];
 358
 359       $smarty->assign("records",$tmp['str']);
 360       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 361       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 362
 363       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 364     }
 365     return($display);
 366   }
 367
 368
 369   function remove_from_parent()
 370   {
 371     if($this->initially_was_account){
 372
 373       $ldap = $this->config->get_ldap_link();
 374
 375       $tmp = array();
 376       $this->dnsEntry['exists'] = false;
 377       $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 378
 379       /* Delete dns */
 380       foreach($tmp['del'] as $dn => $del){
 381         $ldap->cd($dn);
 382         $ldap->rmdir_recursive($dn);
 383         new log("remove","unknown/".get_class($this),$dn);
 384       }
 385     }
 386   }
 387
 388
 389   /* Save data to object */
 390   function save_object()
 391   {
 392
 393     if(isset($_POST['network_tpl_posted'])){
 394
 395       /* Save all posted vars */
 396       plugin::save_object();
 397
 398       /* Handle DHCP Posts*/
 399       if($this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 400         foreach($this->dhcpAttributes as $attr){
 401           if(isset($_POST[$attr])){
 402             $this->$attr = $_POST[$attr];
 403           }
 404         }
 405         if(isset($_POST['dhcp_is_Account'])){
 406           $this->dhcp_is_Account = TRUE;
 407         }else{
 408           $this->dhcp_is_Account = FALSE;
 409         }
 410       }
 411
 412       /* Ge all non dns attributes (IP/MAC)*/
 413       foreach($this->attributes as $attr){
 414         if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 415           $this->$attr = $_POST[$attr];
 416         }
 417       }
 418
 419       /* Check if DNS should be enabled / disabled */
 420       if($this->DNS_is_account && $this->acl_is_removeable() && !isset($_POST['DNS_is_account'])){
 421         $this->DNS_is_account = false;
 422       }elseif(!$this->DNS_is_account && $this->acl_is_createable() && isset($_POST['DNS_is_account'])){
 423         $this->DNS_is_account = true;
 424       }
 425
 426       /* Get dns attributes */
 427       if(($this->DNSenabled) && (isset($_POST['network_tpl_posted']))){
 428
 429         /* Check for posted record changes */
 430         if(is_array($this->dnsEntry['RECORDS']) && $this->acl_is_writeable("Records")){
 431           foreach($this->dnsEntry['RECORDS'] as $key => $value){
 432
 433             /* Check if type has changed */
 434             if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 435               $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 436             }
 437             /* Check if value has changed */
 438             if(isset($_POST['RecordValue_'.$key])){
 439               $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 440             }
 441           }
 442         }
 443         /* Get all basic DNS attributes (TTL, Clas ..)*/
 444         foreach($this->DNSattributes as $attr){
 445           if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 446             $this->dnsEntry[$attr] = $_POST[$attr];
 447           }
 448         }
 449
 450
 451       }
 452       if($this->hide_dns_check_box){
 453         $this->DNS_is_account = true;
 454       }
 455     }
 456   }
 457
 458
 459   /* Check supplied data */
 460   function check()
 461   {
 462     /* Call common method to give check the hook */
 463     $message= plugin::check();
 464
 465     if($this->dhcpEnabled && $this->dhcp_is_Account && $this->dhcpParentNode != "" && count($this->dhcpHostEntry) == 0){
 466 #      $message[] =_("You have not configured your dhcp settings yet.");
 467     }
 468
 469     /* Check if mac and ip are already used */
 470     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 471         $this->ipHostNumber != $this->orig_ipHostNumber &&
 472         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 473       $message[] =_("The specified IP address is already in use.");
 474     }
 475     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 476         $this->macAddress != $this->orig_macAddress &&
 477         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 478       print_red(sprintf(_("The specified MAC address '%s' for this system '%s' is already in use."),$this->macAddress,$this->cn));
 479     }
 480
 481     /* Check if ip must be given
 482      */
 483     if(($this->IPisMust)||($this->DNS_is_account)){
 484       if (empty($this->ipHostNumber)){
 485         $message[]= _("The required field 'IP-address' is not set.");
 486       }
 487
 488       if (!tests::is_ip($this->ipHostNumber)){
 489         $message[]= _("Wrong IP format in field IP-address.");
 490       }
 491     }
 492
 493     /* Check if mac is empty
 494      */
 495     if ($this->macAddress == "" ){
 496       $message[]= _("The required field 'MAC-address' is not set.");
 497     }
 498     if(!tests::is_mac($this->macAddress)){
 499       $message[]=(_("The given macaddress is invalid. There must be 6 2byte segments seperated by ':'."));
 500     }
 501
 502     /* only perfrom this checks if this is a valid DNS account */
 503     if($this->DNS_is_account){
 504
 505       $checkArray = array();
 506       $onlyOnce   = array();
 507
 508       //  $onlyOnce['cNAMERecord'] = 0;
 509        $tmp = array_flip($this->Zones);
 510        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 511        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 512          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 513          $message[] =sprintf(_("The specified IP address '%s' is not matching the selected reverse zone entry '%s'."),$this->ipHostNumber,$tmp2);
 514        }
 515
 516       /* Walk through all entries and detect duplicates or mismatches
 517        */
 518       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 519
 520         /* Count record values, to detect duplicate entries for a specific record
 521          */
 522         if(!isset($checkArray[$values['type']][$values['value']])){
 523           $checkArray[$values['type']][$values['value']] = 0;
 524         }else{
 525           $message[] = sprintf(_("Found duplicate value for record type '%s'."),$values['type']);
 526         }
 527
 528         /* Check if given entries in $onlyOnce are used more than once
 529          */
 530         if(isset($onlyOnce[$values['type']])){
 531           $onlyOnce[$values['type']] ++;
 532           if($onlyOnce[$values['type']] > 1){
 533             $message[] = sprintf(_("Found more than one entry for the uniqe record type '%s'."),$values['type']);
 534           }
 535         }
 536
 537         /* Skip txt record ...
 538          */
 539         if($values['type'] == "tXTRecord") continue;
 540
 541         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 542          */
 543         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 544           $message[]=sprintf(_("The device IP '%s' is added as 'A Record', this will be done automatically, please remove the record."),
 545                $this->ipHostNumber);
 546         }
 547
 548         /* only lower-case is allowed in record entries ...
 549          */
 550         if($values['value'] != strtolower($values['value'])){
 551           $message[] = sprintf(_("Only lowercase is allowed, please check your '%ss'."),$values['type']);
 552         }
 553       }
 554     }
 555     return ($message);
 556   }
 557
 558
 559   /* Save to LDAP */
 560   function save()
 561   {
 562     $ldap= $this->config->get_ldap_link();
 563
 564     $dn = $this->parent->dn;
 565
 566     /*******************/
 567     /* IP-MAC HANDLING */
 568     /*******************/
 569
 570     /* $dn was posted as parameter */
 571     $this->dn = $dn;
 572
 573     /* Save DNS setting & ip/Mac*/
 574     plugin::save();
 575
 576     /* Write back to ldap */
 577     $ldap->cd($this->dn);
 578     $this->cleanup();
 579     $ldap->modify ($this->attrs);
 580
 581     /****************/
 582     /* DHCP HANDLING */
 583     /****************/
 584
 585     /* New entry */
 586     if($this->dhcpEnabled){
 587
 588       if(count($this->dhcpHostEntry) == 0){
 589         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 590         $this->dialog->cn = $this->cn;
 591         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 592         if(!empty($this->ipHostNumber)){
 593           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 594         }
 595         $this->dialog->execute();
 596         $this->dialog->save_object();
 597         $this->dhcpHostEntry = $this->dialog->save();
 598         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 599           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 600         }
 601       }
 602
 603       if(count($this->dhcpHostEntry) == 0){
 604         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 605         $this->dialog->cn = $this->cn;
 606         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 607         if(!empty($this->ipHostNumber)){
 608           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 609         }
 610         $this->dialog->execute();
 611         $this->dialog->save_object();
 612         $this->dhcpHostEntry = $this->dialog->save();
 613         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 614           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 615         }
 616       }
 617
 618       /* Write mac address to dhcp settings */
 619       if($this->dhcp_is_Account){
 620         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 621             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 622           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 623           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 624         }
 625       }
 626
 627
 628       /* Unset dhcpStatements if this attribute is empty  */
 629       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 630           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 631         unset($this->dhcpHostEntry['dhcpStatements']);
 632       }
 633
 634       /* DHCP removed */
 635       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 636         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 637         show_ldap_error($ldap->get_error(),_("Removing dhcp entry for this object failed."));
 638
 639         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 640         $tmp->handle_post_events("remove");
 641       }
 642
 643       /* DHCP Added */
 644       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 645         $attrs = $this->dhcpHostEntry;
 646         unset($attrs['MODIFIED']);
 647         unset($attrs['dn']);
 648         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 649         $res = $ldap->add($attrs);
 650
 651         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 652         $tmp->handle_post_events("add");
 653
 654         show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 655       }
 656
 657       /* DHCP still activated */
 658       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 659
 660         /* DHCP node changed */
 661         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 662            ($this->cn != $this->OrigCn)){
 663           $attrs = $this->dhcpHostEntry;
 664           $attrs['cn'] = $this->cn;
 665           unset($attrs['dn']);
 666           unset($attrs['MODIFIED']);
 667           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 668           $res = $ldap->add($attrs);
 669
 670           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 671           $tmp->handle_post_events("modify");
 672
 673           show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 674           if($res){
 675             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 676             show_ldap_error($ldap->get_error(),_("Removing old dhcp entry failed."));
 677           }
 678         }
 679
 680         /* SAME node but modified */
 681         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 682             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 683           $attrs = $this->dhcpHostEntry;
 684           unset($attrs['dn']);
 685           unset($attrs['MODIFIED']);
 686           $ldap->cd($this->dhcpHostEntry['dn']);
 687           $ldap->modify($attrs);
 688
 689           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 690           $tmp->handle_post_events("modify");
 691
 692           show_ldap_error($ldap->get_error(),_("Modifying dhcp entry failed."));
 693         }
 694       }
 695     }
 696     $this->dialog = FALSE;
 697
 698     /****************/
 699     /* DNS HANDLING */
 700     /****************/
 701
 702     /* If isn't DNS account but initially was DNS account
 703        remove all DNS entries
 704      */
 705     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 706       return;
 707     }else{
 708
 709       /* Add ipHostNumber to aRecords
 710        */
 711       $backup_dnsEntry = $this->dnsEntry;
 712       if(!empty($this->ipHostNumber)){
 713         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 714         $ptr = $this->get_pTRRecord();
 715         if(!empty($ptr)){
 716           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 717         }
 718       }
 719
 720       /* Create diff and follow instructions
 721        * If Account was disabled, remove account by setting exists to false
 722        */
 723       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 724         $this->dnsEntry['exists'] = false;
 725         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 726       }else{
 727         $this->dnsEntry['exists'] = $this->DNS_is_account;
 728         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 729       }
 730
 731       /* move follwoing entries
 732        */
 733       foreach($tmp['move'] as $src => $dst){
 734         $this->recursive_move($src,$dst);
 735       }
 736
 737       /* Delete dns */
 738       foreach($tmp['del'] as $dn => $del){
 739         $ldap->cd($dn);
 740         $ldap->rmdir_recursive($dn);
 741         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 742       }
 743
 744       /* Add || Update new DNS entries
 745        */
 746       foreach($tmp['add'] as $dn => $attrs){
 747         $ldap->cd($dn);
 748         $ldap->cat($dn, array('dn'));
 749         if(count($ldap->fetch())){
 750           $ldap->cd($dn);
 751           $ldap->modify ($attrs);
 752         }else{
 753           $ldap->cd($dn);
 754           $ldap->add($attrs);
 755         }
 756         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 757       }
 758
 759
 760       /* Display errors
 761        */
 762       if($ldap->get_error() != "Success"){
 763         show_ldap_error($ldap->get_error(), sprintf(_("Saving of terminal/dns account with dn '%s' failed."),$this->dn));
 764       }
 765
 766       $tmp2 = new servdns($this->config,$this->dn);
 767       $tmp2->handle_post_events("modify");
 768
 769       $this->dnsEntry =  $backup_dnsEntry;
 770     }
 771   }
 772
 773   /*  Create html table with all used record types
 774    */
 775   function generateRecordsList()
 776   {
 777     $changeStateForRecords = "";
 778
 779     if(!$this->DNS_is_account) {
 780       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 781       return(array("str" => $str, "changeStateForRecords"=> ""));
 782     }
 783
 784     $str = "<table summary='' width='100%'>";
 785     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 786
 787         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 788         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 789         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 790
 791         $str.=" <tr>".
 792           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 793           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 794           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 795           "</tr>";
 796     }
 797
 798     $str.= "  <tr>".
 799            "    <td colspan=2 width='50%'></td><td>".
 800            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 801            "    </td>".
 802            "  </tr>".
 803            "</table>";
 804      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 805     return($ret);
 806   }
 807
 808
 809   /* Create a html select box which allows us to select different types of records
 810    */
 811   function generateRecordListBox($selected,$name)
 812   {
 813     $str = "<select name='".$name."' id='".$name."'>";
 814     foreach($this->RecordTypes as $type => $value){
 815       $use = "";
 816       if($type == $selected){
 817         $use = " selected ";
 818       }
 819       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 820     }
 821     $str.="</select>";
 822     return($str);
 823   }
 824
 825
 826   /* Return plugin informations for acl handling  */
 827   static function plInfo()
 828   {
 829     $tmp =  array(
 830         "plShortName"   => _("DNS"),
 831         "plDescription" => _("DNS settings"),
 832         "plSelfModify"  => FALSE,
 833         "plDepends"     => array(),
 834         "plPriority"    => 5,
 835         "plSection"     => array("administration"),
 836         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 837
 838         "plProvidedAcls"=> array(
 839           "ipHostNumber"  => _("IP address"),
 840           "macAddress"    => _("MAC address"))
 841         );
 842
 843     /* Hide all dns specific code, if dns is not available
 844      */
 845     $config = session::get('config');
 846     foreach($config->data['TABS']['SERVERSERVICE'] as $tab){
 847       if(preg_match("/^servdns$/",$tab['CLASS'])){
 848         $tmp['plProvidedAcls']["Records"]        = _("DNS records");
 849         $tmp['plProvidedAcls']["zoneName"]       = _("Zone name");
 850         $tmp['plProvidedAcls']["dNSTTL"]         = _("TTL");
 851         break;
 852       }
 853     }
 854     return($tmp);
 855   }
 856
 857
 858   function get_dhcp_host_entry()
 859   {
 860     $attrs = array();
 861     $dn = $this->get_dhcp_host_entry_dn();
 862     if($dn){
 863       $ldap = $this->config->get_ldap_link();
 864       $ldap->cd($this->config->current['BASE']);
 865       $ldap->cat($dn,array("*"));
 866       if($ldap->count()){
 867         $attrs = $ldap->fetch();
 868         foreach($attrs as $key => $value){
 869           if(is_numeric($key) || ($key == "count")){
 870             unset($attrs[$key]);
 871           }
 872           if(is_array($value) && isset($value['count'])){
 873             unset($attrs[$key]['count']);
 874           }
 875         }
 876       }
 877     }
 878     return($attrs);
 879   }
 880
 881
 882   function get_dhcp_host_entry_dn()
 883   {
 884     $ldap = $this->config->get_ldap_link();
 885     $ldap->cd($this->config->current['BASE']);
 886     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
 887
 888     if($ldap->count()){
 889       $attr = $ldap->fetch();
 890       return($attr['dn']);
 891     }else{
 892       return("");
 893     }
 894   }
 895
 896
 897   function get_dhcp_parent_node()
 898   {
 899     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
 900   }
 901
 902
 903   function get_dhcp_parent_nodes()
 904   {
 905     $ldap = $this->config->get_ldap_link();
 906     $ldap->cd($this->config->current['BASE']);
 907     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
 908
 909     $dhcp_dns = array();
 910     while($attr = $ldap->fetch()){
 911       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
 912     }
 913
 914     foreach($dhcp_dns as $key => $pri_dns){
 915       $ldap->cat($pri_dns,array("cn"));
 916       $tmp = $ldap->fetch();
 917       if(isset($tmp['cn'][0])){
 918         $dhcp_dns[$key] = $tmp['cn'][0];
 919       }else{
 920         unset($dhcp_dns[$key]);
 921       }
 922     }
 923
 924     $tmp = $tmp2 = array();
 925     foreach($dhcp_dns as $dn => $cn){
 926       $ldap->cd($dn);
 927       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
 928                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
 929       while($attr = $ldap->fetch()){
 930         $tmp[$attr['dn']] = $attr['cn'][0];
 931       }
 932       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
 933     }
 934     return($tmp2);
 935   }
 936
 937
 938   /* this function returns the default ptr record entry */
 939   function get_pTRRecord()
 940   {
 941     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
 942       $ldap = $this->config->get_ldap_link();
 943       $ldap->cat(DNS::getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
 944       $attrs = $ldap->fetch();
 945       $tmp = array_flip($this->Zones);
 946       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
 947       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
 948       $ptr = preg_replace("/^".normalizePreg(DNS::FlipIp($tmp))."\./","",$this->ipHostNumber);
 949       return($ptr);
 950     }else{
 951       return(FALSE);
 952     }
 953   }
 954
 955
 956   function generateRandomIP($net = "")
 957   {
 958     $str = $net;
 959     $cnt = 4;
 960     while(substr_count($str,".") < 3 && $cnt > 0){
 961       $str .= ".".rand(0,255);
 962       $str = preg_replace("/\.\.*/",".",$str);
 963       $str = trim($str,". ");
 964       $cnt --;
 965     }
 966     return($str);
 967   }
 968
 969
 970   function create_tree($arr,$base,$current = "")
 971   {
 972     $ret = array();
 973     foreach($arr as $r => $name){
 974       $base_part = str_replace($base,"",$r);
 975       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
 976         $ret[$r] = $current.$name;
 977         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
 978         foreach($tmp as $sub_key => $sub_name){
 979           $ret[$sub_key] = $sub_name;
 980         }
 981       }
 982     }
 983     return($ret);
 984   }
 985
 986   function force_dns()
 987   {
 988     if($this->DNSenabled){
 989
 990       /* Only force DNS account, if we have at least on dns Zone */
 991       if(count($this->Zones)){
 992         $this->DNS_is_account  = TRUE;
 993         $this->hide_dns_check_box = TRUE;
 994       }
 995     }
 996   }
 997 }
 998
 999 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1000 ?>