gosa-plugins/systems/admin/systems/class_termDNS.inc

   1 <?php
   2 /*
   3  * This code is part of GOsa (http://www.gosa-project.org)
   4  * Copyright (C) 2003-2008 GONICUS GmbH
   5  *
   6  * ID: $$Id$$
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 class termDNS extends plugin
  24 {
  25   /* attribute list for save action */
  26   var $ignore_account = true;
  27
  28   /* Basic informations
  29    */
  30   var $attributes     = array("ipHostNumber","macAddress");
  31   var $objectclasses  = array("whatever");
  32
  33   var $ipHostNumber          = "";    // IP address
  34   var $additionalHostNumbers = array();
  35   var $macAddress            = "";    // Mac address
  36
  37   var $orig_ipHostNumber   = "";    // IP address
  38   var $orig_macAddress     = "";    // Mac address
  39
  40   var $cn             = "";    // CN of currently edited device
  41   var $OrigCn         = "";    // Initial cn
  42   var $IPisMust       = false;
  43   var $MACisMust      = false;
  44   var $dialog         = false;
  45
  46   /* DCHP Attributes
  47    */
  48   var $dhcpAttributes           = array("dhcpParentNode");
  49   var $dhcpEnabled              = FALSE;
  50   var $dhcp_is_Account          = FALSE;
  51   var $dhcpParentNodes          = array();
  52   var $dhcpParentNode           = "";
  53   var $dhcpHostEntry            = array();
  54   var $initial_dhcpParentNode   = "";
  55   var $initial_dhcpHostEntry    = array();
  56   var $initial_dhcp_is_Account  = FALSE;
  57
  58   var $used_ip_mac              = array();
  59
  60   /* DNS attributes
  61    */
  62   var $DNSattributes            = array("dNSClass","zoneName","dNSTTL");
  63   var $DNS_is_account           = false;
  64   var $initially_was_account = false;
  65   var $dnsEntry                 = array();
  66   var $DNSenabled               = false;
  67   var $hide_dns_check_box       = FALSE;
  68
  69   /*  Terminal dns
  70    */
  71   function termDNS (&$config, $parent,$objectClasses,$IPisMust = false)
  72   {
  73     /* We need to know which objectClasses are used, to store the ip/mac
  74      * Because of different type of devices
  75      */
  76     $this->parent         = $parent;
  77     $this->objectclasses  =  $objectClasses;
  78     $this->IPisMust       = $IPisMust;
  79
  80     plugin::plugin ($config, $parent->dn);
  81
  82     if(isset($this->attrs['cn'][0])){
  83       $this->OrigCn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  84       $this->cn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  85     }
  86
  87     /* Create list of additional ipHostNumber.
  88      */
  89     $this->additionalHostNumbers = array();
  90     if(isset($this->attrs['ipHostNumber']) && $this->attrs['ipHostNumber']['count'] > 1){
  91       for($i = 1 ; $i < $this->attrs['ipHostNumber']['count']; $i ++){
  92         $this->additionalHostNumbers[] = $this->attrs['ipHostNumber'][$i];
  93       }
  94     }
  95
  96     /************
  97      * DHCP
  98      ************/
  99
 100     /* Hide all dhcp specific code, if dhcp plugin is not present in config */
 101     $dhcpEnabled = FALSE;
 102     if($this->config->search("servdhcp","class",array("tabs"))){
 103       $this->dhcpEnabled = TRUE;
 104     }
 105     if($this->dhcpEnabled){
 106       $this->dhcpParentNodes = $this->get_dhcp_parent_nodes();
 107       $this->dhcpParentNode  = $this->get_dhcp_parent_node();
 108       if($this->dhcpParentNode){
 109         $this->dhcp_is_Account = TRUE;
 110         $this->initial_dhcp_is_Account = TRUE;
 111         $this->dhcpHostEntry  = $this->get_dhcp_host_entry();
 112       }
 113       $this->initial_dhcpHostEntry = $this->dhcpHostEntry;
 114       $this->initial_dhcpParentNode= $this->dhcpParentNode;
 115     }
 116
 117
 118     /************
 119      * DNS
 120      ************/
 121
 122     /* Hide all dns specific code, if dns is not available
 123      */
 124     $DNSenabled = false;
 125     foreach($this->config->data['TABS']['SERVERSERVICE'] as $tab){
 126       if(preg_match("/^servdns$/",$tab['CLASS'])){
 127         $this->DNSenabled = true;
 128       }
 129     }
 130
 131     if(!class_available("DNS")){
 132       $this->DNSenabled = FALSE;
 133     }
 134
 135     if(!$this->DNSenabled){
 136       $this->DNS_is_account = false;
 137       return;
 138     }
 139
 140     if($this->DNSenabled){
 141
 142       /* Get Zones
 143        */
 144       $this->Zones        = DNS::getAvailableZones($config);
 145
 146       /* Get Entry
 147        */
 148       $this->dnsEntry     = DNS::getDNSHostEntries($config,$this->OrigCn);
 149
 150       /* Remove A record which equals $this->ipHostNumber
 151        */
 152       $ptr = $this->get_pTRRecord();
 153       foreach($this->dnsEntry['RECORDS'] as $key => $rec){
 154         if(($rec['type'] == "aRecord") && ($rec['value'] == $this->ipHostNumber)){
 155           unset($this->dnsEntry['RECORDS'][$key]);
 156         }
 157         if(($rec['type'] == "pTRRecord") && ($rec['value'] == $ptr)){
 158           unset($this->dnsEntry['RECORDS'][$key]);
 159         }
 160       }
 161
 162       /* Get Record types
 163        */
 164       $this->RecordTypes  = DNS::getDnsRecordTypes();
 165
 166       /* If there is at least one entry in this -> types, we have DNS enabled
 167        */
 168       if($this->dnsEntry['exists']){
 169         $this->DNS_is_account = true;
 170       }else{
 171         $this->DNS_is_account = false;
 172       }
 173     }
 174
 175     /* Create a list of used mac and ip addresses.
 176
 177        ! We use this optically huge amount of code to fetch all
 178        Mac and IP addresses, because a simple search for mac and IP
 179        over the whole ldap server was 10 to 20 times slower.
 180      */
 181     $deps  = array();
 182     $ou = preg_replace("/,.*$/","",get_ou("systemsou"));
 183     $a_ous = array(get_ou("serverou"),
 184                   get_ou("terminalou"),
 185                   get_ou("workstationou"),
 186                   get_ou("printerou"),
 187                   get_ou("phoneou"),
 188                   get_ou("componentou"));
 189
 190     $ldap = $this->config->get_ldap_link();
 191     $ldap->cd($this->config->current['BASE']);
 192     $ldap->search("(&(objectClass=organizationalUnit)(".$ou."))",array("dn"));
 193     while($attrs = $ldap->fetch()){
 194       foreach($a_ous as $allowed){
 195         $deps[] = $allowed.$attrs['dn'];
 196       }
 197     }
 198
 199     foreach($deps as $dep){
 200       $ldap->cd($dep);
 201       $ldap->search("(|(macAddress=*)(ipHostNumber=*))",array("macAddress","ipHostNumber"));
 202       while($attrs = $ldap->fetch()){
 203         if(isset($attrs['ipHostNumber'][0])){
 204           $this->used_ip_mac["ip:".$attrs['ipHostNumber'][0]] = "ip:".$attrs['ipHostNumber'][0];
 205         }
 206         if(isset($attrs['macAddress'][0])){
 207           $this->used_ip_mac["mac:".$attrs['macAddress'][0]] = "mac:".$attrs['macAddress'][0];
 208         }
 209       }
 210     }
 211
 212     /* Save initial ip and mac values, to be able
 213         check if the used values are already in use */
 214     $this->orig_ipHostNumber   = $this->ipHostNumber;
 215     $this->orig_macAddress     = $this->macAddress;
 216
 217     /* Store initally account settings
 218      */
 219     $this->initially_was_account = $this->DNS_is_account;
 220
 221     if($this->DNS_is_account){
 222       new log("view","unknown/".get_class($this),$this->dn);
 223     }
 224   }
 225
 226
 227   function netmaskIsCoherent($idZone)
 228   {
 229     $netmask = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($idZone)));
 230     if(!strstr($this->ipHostNumber, $netmask)){
 231       return false;
 232     }else{
 233       return true;
 234     }
 235   }
 236
 237
 238   function getVarsForSaving($attrs)
 239   {
 240     foreach($this->attributes as $attr){
 241       if(!empty($this->$attr)){
 242         $attrs[$attr] = $this->$attr;
 243       }
 244     }
 245     return($attrs);
 246   }
 247
 248   function execute()
 249   {
 250           /* Call parent execute */
 251     $smarty= get_smarty();
 252
 253     $tmp = $this->plInfo();
 254     foreach($tmp['plProvidedAcls'] as $name => $translation){
 255       $smarty->assign($name."ACL",$this->getacl($name));
 256     }
 257
 258     $display= "";
 259
 260     /**********
 261      * Additional ipHostNumber handling
 262      **********/
 263
 264     /* Add a new one */
 265     foreach($_POST as $name => $value){
 266       if(preg_match("/^additionalHostNumbers_add/",$name)){
 267         $this->additionalHostNumbers[] = "";
 268         break;
 269       }
 270
 271       /* Delete given entry */
 272       if(preg_match("/^additionalHostNumbers_del_/",$name)){
 273         $id = preg_replace("/^^additionalHostNumbers_del_([0-9]*)_.*/","\\1",$name);
 274         if(isset($this->additionalHostNumbers[$id])){
 275           unset($this->additionalHostNumbers[$id]);
 276           $this->additionalHostNumbers = array_values($this->additionalHostNumbers);
 277         }
 278         break;
 279       }
 280     }
 281
 282     $smarty->assign("additionalHostNumbers",$this->additionalHostNumbers);
 283     $smarty->assign("staticAddress", "");
 284
 285     /**********
 286      * Autonet completion
 287      **********/
 288
 289     /* Check for autonet button */
 290     if (isset($_POST['autonet'])){
 291       $d= new gosaSupportDaemon(TRUE, 0.5);
 292       $res= $d->_send("<xml><header>gosa_network_completition</header><source>GOSA</source><target>GOSA</target><hostname>".$this->cn."</hostname></xml>", TRUE);
 293       if (isset($res['XML']['IP'])){
 294         $this->ipHostNumber= $res['XML']['IP'];
 295       }
 296       if (isset($res['XML']['MAC'])){
 297         $this->macAddress= $res['XML']['MAC'];
 298       }
 299     }
 300
 301
 302     /**********
 303      * DHCP Handling
 304      **********/
 305
 306     if(isset($_POST['dhcpEditOptions'])){
 307
 308       if(count($this->dhcpHostEntry) == 0){
 309         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 310       }else{
 311         $this->dialog = new dhcpHost($this->dhcpHostEntry,TRUE);
 312       }
 313       $this->dialog->cn = $this->cn;
 314       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 315       if(!empty($this->ipHostNumber)){
 316         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 317       }
 318     }
 319
 320     if(isset($_POST['cancel_dhcp'])){
 321       $this->dialog = FALSE;
 322     }
 323
 324     if(isset($_POST['save_dhcp'])){
 325       $this->dialog->save_object();
 326
 327       $msgs = $this->dialog->check(array());
 328       if(count($msgs)){
 329         foreach($msgs as $msg){
 330           msg_dialog::display(_("Error"), $msg, ERROR_DIALOG);
 331         }
 332       }else{
 333         $this->dhcpHostEntry = $this->dialog->save();
 334         $this->dialog = FALSE;
 335       }
 336     }
 337
 338     if(is_object($this->dialog)){
 339       $this->dialog->save_object();
 340       return($this->dialog->execute());
 341     }
 342
 343     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled);
 344     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 345     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 346     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 347     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 348
 349
 350     /**********
 351      * DNS Handling
 352      **********/
 353
 354     /* There is no dns available
 355      */
 356     $smarty->assign("DNS_is_account",$this->DNS_is_account);
 357     $smarty->assign("DNSenabled",$this->DNSenabled);
 358     if($this->DNSenabled == false){
 359
 360       /* Is IP address must ? */
 361 #      $smarty->assign("DNS_is_account",false);
 362       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 363
 364       /* Assign smarty all non DNs attributes */
 365       foreach($this->attributes as $attr){
 366         $smarty->assign($attr,$this->$attr);
 367       }
 368       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 369
 370       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 371     }else{
 372  #     $smarty->assign("DNS_is_account",true);
 373
 374       /* Add new empty array to our record list */
 375       if(isset($_POST['AddNewRecord'])){
 376         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 377       }
 378
 379       /* propose_ip */
 380       if(isset($_POST['propose_ip'])){
 381         foreach($this->Zones as $key => $name){
 382           if($name == $this->dnsEntry['zoneName']){
 383             $net = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($key)));
 384             $this->ipHostNumber = $this->generateRandomIp($net);
 385           }
 386         }
 387       }
 388
 389       /* Handle all posts */
 390       $only_once =true;
 391       foreach($_POST as $name => $value){
 392
 393         /* Check if we have to delete a record entry */
 394         if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 395
 396           /* Avoid performing this once again */
 397           $only_once = false;
 398
 399           /* Extract id for specified entry */
 400           $id = preg_replace("/RemoveRecord_/","",$name);
 401           $id = preg_replace("/_.*$/","",$id);
 402
 403           /* Delete this record, mark edited entries to be able to delete them */
 404           if(isset($this->dnsEntry['RECORDS'][$id])){
 405             unset($this->dnsEntry['RECORDS'][$id]);
 406           }
 407         }
 408       }
 409       /* Assign smarty all non DNs attributes */
 410       foreach($this->attributes as $attr){
 411         $smarty->assign($attr,$this->$attr);
 412       }
 413
 414       /* Assign smarty all DNS attributes */
 415       foreach($this->DNSattributes as $attr){
 416         $smarty->assign($attr,$this->dnsEntry[$attr]);
 417       }
 418
 419       /* Assign all needed vars */
 420  #     $smarty->assign("DNSAccount",$this->DNS_is_account);
 421       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 422
 423       $smarty->assign("Zones",$this->Zones);
 424       $smarty->assign("ZoneCnt",count($this->Zones));
 425       $smarty->assign("ZoneKeys",($this->Zones));
 426       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 427
 428       /* Create zone array */
 429       $idZones = array();
 430       foreach($this->Zones as $id => $zone){
 431         if($this->netmaskIsCoherent($id)) {
 432           $idZones[$id] = $zone;
 433         }else{
 434           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 435         }
 436       }
 437       $smarty->assign("Zones",$idZones);
 438       $smarty->assign("ZoneKeys", $this->Zones);
 439
 440       $tmp = $this->generateRecordsList();
 441
 442       $changeStateForRecords = $tmp['changeStateForRecords'];
 443
 444       $smarty->assign("records",$tmp['str']);
 445       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 446       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 447
 448       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 449     }
 450
 451     return($display);
 452   }
 453
 454
 455   function remove_from_parent()
 456   {
 457     if($this->initially_was_account){
 458
 459       $ldap = $this->config->get_ldap_link();
 460
 461       $tmp = array();
 462       $this->dnsEntry['exists'] = false;
 463       $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 464
 465       /* Delete dns */
 466       foreach($tmp['del'] as $dn => $del){
 467         $ldap->cd($dn);
 468         $ldap->rmdir_recursive($dn);
 469         new log("remove","unknown/".get_class($this),$dn);
 470         if (!$ldap->success()){
 471           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_DEL, get_class()));
 472         }
 473       }
 474     }
 475   }
 476
 477
 478   /* Save data to object */
 479   function save_object()
 480   {
 481
 482     if(isset($_POST['network_tpl_posted'])){
 483
 484       /* Save all posted vars */
 485       plugin::save_object();
 486
 487       /******
 488         Additional IP Host Numbers
 489        ******/
 490
 491       /* Get posts for all additionally added ipHostNumbers */
 492       foreach($this->additionalHostNumbers as $id => $value){
 493         if(isset($_POST['additionalHostNumbers_'.$id])){
 494           $this->additionalHostNumbers[$id] = get_post('additionalHostNumbers_'.$id);
 495         }
 496       }
 497
 498
 499       /******
 500         DHCP posts
 501        ******/
 502
 503       if($this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 504         foreach($this->dhcpAttributes as $attr){
 505           if(isset($_POST[$attr])){
 506             $this->$attr = $_POST[$attr];
 507           }
 508         }
 509         if(isset($_POST['dhcp_is_Account'])){
 510           $this->dhcp_is_Account = TRUE;
 511         }else{
 512           $this->dhcp_is_Account = FALSE;
 513         }
 514       }
 515
 516       /* Ge all non dns attributes (IP/MAC)*/
 517       foreach($this->attributes as $attr){
 518         if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 519           $this->$attr = $_POST[$attr];
 520         }
 521       }
 522
 523
 524       /******
 525         DNS posts
 526        ******/
 527
 528       /* Check if DNS should be enabled / disabled */
 529       if($this->DNS_is_account && $this->acl_is_removeable() && !isset($_POST['DNS_is_account'])){
 530         $this->DNS_is_account = false;
 531       }elseif(!$this->DNS_is_account && $this->acl_is_createable() && isset($_POST['DNS_is_account'])){
 532         $this->DNS_is_account = true;
 533       }
 534
 535       /* Get dns attributes */
 536       if(($this->DNSenabled) && (isset($_POST['network_tpl_posted']))){
 537
 538         /* Check for posted record changes */
 539         if(is_array($this->dnsEntry['RECORDS']) && $this->acl_is_writeable("Records")){
 540           foreach($this->dnsEntry['RECORDS'] as $key => $value){
 541
 542             /* Check if type has changed */
 543             if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 544               $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 545             }
 546             /* Check if value has changed */
 547             if(isset($_POST['RecordValue_'.$key])){
 548               $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 549             }
 550           }
 551         }
 552         /* Get all basic DNS attributes (TTL, Clas ..)*/
 553         foreach($this->DNSattributes as $attr){
 554           if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 555             $this->dnsEntry[$attr] = $_POST[$attr];
 556           }
 557         }
 558
 559
 560       }
 561       if($this->hide_dns_check_box){
 562         $this->DNS_is_account = true;
 563       }
 564     }
 565   }
 566
 567
 568   /* Check supplied data */
 569   function check()
 570   {
 571     /* Call common method to give check the hook */
 572     $message= plugin::check();
 573
 574     /******
 575       check additional IP Host Numbers
 576      ******/
 577
 578     foreach($this->additionalHostNumbers as $id => $value){
 579       if(!tests::is_ip($value)){
 580         $message[]= msgPool::invalid(sprintf(_("IP address #%s"),($id +2)), "", "", "192.168.1.10");
 581       }
 582     }
 583
 584
 585     /* Check if mac and ip are already used */
 586     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 587         $this->ipHostNumber != $this->orig_ipHostNumber &&
 588         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 589       $message[]= msgPool::duplicated(_("IP address"));
 590     }
 591     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 592         $this->macAddress != $this->orig_macAddress &&
 593         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 594       $message[]= msgPool::duplicated(_("MAC address"));
 595     }
 596
 597     /* Check if ip must be given
 598      */
 599     if(($this->IPisMust)||($this->DNS_is_account)){
 600       if (empty($this->ipHostNumber)){
 601         $message[]= msgPool::required(_("IP address"));
 602       }elseif (!tests::is_ip($this->ipHostNumber)){
 603         $message[]= msgPool::invalid(_("IP address"), "", "", "192.168.1.10");
 604       }
 605     }
 606
 607     /* Check if mac is empty
 608      */
 609     if ($this->macAddress == "" ){
 610       $message[]= msgPool::required(_("MAC address"));
 611     }elseif(!tests::is_mac($this->macAddress)){
 612       $message[]= msgPool::invalid(_("MAC address"), "", "", "00:0C:7F:31:33:F1");
 613     }
 614
 615     /* only perfrom this checks if this is a valid DNS account */
 616     if($this->DNS_is_account){
 617
 618       $checkArray = array();
 619       $onlyOnce   = array();
 620
 621       //  $onlyOnce['cNAMERecord'] = 0;
 622        $tmp = array_flip($this->Zones);
 623        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 624        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 625          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 626          $message[] =sprintf(_("The IP address '%s' is not part of the selected reverse zone '%s'!"),$this->ipHostNumber,$tmp2);
 627        }
 628
 629       /* Walk through all entries and detect duplicates or mismatches
 630        */
 631       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 632
 633         /* Count record values, to detect duplicate entries for a specific record
 634          */
 635         if(!isset($checkArray[$values['type']][$values['value']])){
 636           $checkArray[$values['type']][$values['value']] = 0;
 637         }else{
 638           $message[] = sprintf(_("Record type '%s' is duplicated!"),$values['type']);
 639         }
 640
 641         /* Check if given entries in $onlyOnce are used more than once
 642          */
 643         if(isset($onlyOnce[$values['type']])){
 644           $onlyOnce[$values['type']] ++;
 645           if($onlyOnce[$values['type']] > 1){
 646             $message[] = sprintf(_("Uniq record type '%s' is duplicated!"),$values['type']);
 647           }
 648         }
 649
 650         /* Skip txt record ...
 651          */
 652         if($values['type'] == "tXTRecord") continue;
 653
 654         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 655          */
 656         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 657           #TODO: Where's the problem here?
 658           $message[]=sprintf(_("The IP address '%s' will be added as 'A Record', this will be done automatically, please remove the record."),
 659                $this->ipHostNumber);
 660         }
 661
 662         /* only lower-case is allowed in record entries ...
 663          */
 664         if($values['value'] != strtolower($values['value'])){
 665           #TODO: What's in values['value']? Something for a propper message?
 666           $message[] = sprintf(_("Only lowercase records are allowed, please check your '%ss'."),$values['type']);
 667         }
 668       }
 669     }
 670     return ($message);
 671   }
 672
 673
 674   /* Save to LDAP */
 675   function save()
 676   {
 677     $ldap= $this->config->get_ldap_link();
 678
 679     $dn = $this->parent->dn;
 680
 681     /*******************/
 682     /* IP-MAC HANDLING */
 683     /*******************/
 684
 685     /* $dn was posted as parameter */
 686     $this->dn = $dn;
 687
 688     /* Save DNS setting & ip/Mac*/
 689     plugin::save();
 690
 691     /* Add all additional ipHostNumbers now
 692      */
 693     if(!empty($this->ipHostNumber)){
 694       $this->attrs['ipHostNumber'] = array($this->ipHostNumber);
 695     }
 696     foreach($this->additionalHostNumbers as $value){
 697       $this->attrs['ipHostNumber'][] = $value;
 698     }
 699
 700     /* Write back to ldap */
 701     $ldap->cd($this->dn);
 702     $this->cleanup();
 703     $ldap->modify ($this->attrs);
 704
 705     /****************/
 706     /* DHCP HANDLING */
 707     /****************/
 708
 709     /* New entry */
 710     if($this->dhcpEnabled){
 711
 712       if(count($this->dhcpHostEntry) == 0){
 713         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 714         $this->dialog->cn = $this->cn;
 715         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 716         if(!empty($this->ipHostNumber)){
 717           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 718         }
 719         $this->dialog->execute();
 720         $this->dialog->save_object();
 721         $this->dhcpHostEntry = $this->dialog->save();
 722         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 723           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 724         }
 725       }
 726
 727       /* Write mac address to dhcp settings */
 728       if($this->dhcp_is_Account){
 729         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 730             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 731           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 732           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 733         }
 734       }
 735
 736       /* Updated IP host number */
 737       if($this->dhcp_is_Account){
 738         foreach($this->dhcpHostEntry['dhcpStatements'] as $id => $value){
 739           if(preg_match("/^fixed-address/",$value)){
 740             $this->dhcpHostEntry['dhcpStatements'][$id] = "fixed-address ".$this->ipHostNumber;
 741             $this->dhcpHostEntry['MODIFIED'] = TRUE;
 742           }
 743         }
 744       }
 745
 746       /* Unset dhcpStatements if this attribute is empty  */
 747       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 748           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 749         unset($this->dhcpHostEntry['dhcpStatements']);
 750       }
 751
 752       /* DHCP removed */
 753       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 754         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 755         if (!$ldap->success()){
 756           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 757         }
 758
 759         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 760         $tmp->handle_post_events("remove");
 761       }
 762
 763       /* DHCP Added */
 764       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 765         $attrs = $this->dhcpHostEntry;
 766         unset($attrs['MODIFIED']);
 767         unset($attrs['dn']);
 768         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 769         $res = $ldap->add($attrs);
 770
 771         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 772         $tmp->handle_post_events("add");
 773
 774         if (!$ldap->success()){
 775           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 776         }
 777       }
 778
 779       /* DHCP still activated */
 780       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 781
 782         /* DHCP node changed */
 783         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 784            ($this->cn != $this->OrigCn)){
 785           $attrs = $this->dhcpHostEntry;
 786           $attrs['cn'] = $this->cn;
 787           unset($attrs['dn']);
 788           unset($attrs['MODIFIED']);
 789           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 790           $res = $ldap->add($attrs);
 791
 792           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 793           $tmp->handle_post_events("modify");
 794
 795           if (!$ldap->success()){
 796             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 797           }
 798           if($res){
 799             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 800             if (!$ldap->success()){
 801               msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 802             }
 803           }
 804         }
 805
 806         /* SAME node but modified */
 807         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 808             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 809           $attrs = $this->dhcpHostEntry;
 810           unset($attrs['dn']);
 811           unset($attrs['MODIFIED']);
 812           $ldap->cd($this->dhcpHostEntry['dn']);
 813           $ldap->modify($attrs);
 814
 815           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 816           $tmp->handle_post_events("modify");
 817
 818           if (!$ldap->success()){
 819             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_MOD, get_class()));
 820           }
 821         }
 822       }
 823     }
 824     $this->dialog = FALSE;
 825
 826     /****************/
 827     /* DNS HANDLING */
 828     /****************/
 829
 830     /* If isn't DNS account but initially was DNS account
 831        remove all DNS entries
 832      */
 833     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 834       return;
 835     }else{
 836
 837       /* Add ipHostNumber to aRecords
 838        */
 839       $backup_dnsEntry = $this->dnsEntry;
 840       if(!empty($this->ipHostNumber)){
 841         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 842         $ptr = $this->get_pTRRecord();
 843         if(!empty($ptr)){
 844           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 845         }
 846       }
 847
 848       /* Create diff and follow instructions
 849        * If Account was disabled, remove account by setting exists to false
 850        */
 851       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 852         $this->dnsEntry['exists'] = false;
 853         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 854       }else{
 855         $this->dnsEntry['exists'] = $this->DNS_is_account;
 856         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 857       }
 858
 859       /* move follwoing entries
 860        */
 861       foreach($tmp['move'] as $src => $dst){
 862         $this->recursive_move($src,$dst);
 863       }
 864
 865       /* Delete dns */
 866       foreach($tmp['del'] as $dn => $del){
 867         $ldap->cd($dn);
 868         $ldap->rmdir_recursive($dn);
 869         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 870       }
 871
 872       /* Add || Update new DNS entries
 873        */
 874       foreach($tmp['add'] as $dn => $attrs){
 875         $ldap->cd($dn);
 876         $ldap->cat($dn, array('dn'));
 877         if(count($ldap->fetch())){
 878           $ldap->cd($dn);
 879           $ldap->modify ($attrs);
 880         }else{
 881           $ldap->cd($dn);
 882           $ldap->add($attrs);
 883         }
 884         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 885       }
 886
 887
 888       /* Display errors
 889        */
 890       if (!$ldap->success()){
 891         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, 0, get_class()));
 892       }
 893
 894       $tmp2 = new servdns($this->config,$this->dn);
 895       $tmp2->handle_post_events("modify");
 896
 897       $this->dnsEntry =  $backup_dnsEntry;
 898     }
 899   }
 900
 901   /*  Create html table with all used record types
 902    */
 903   function generateRecordsList()
 904   {
 905     $changeStateForRecords = "";
 906
 907     if(!$this->DNS_is_account) {
 908       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 909       return(array("str" => $str, "changeStateForRecords"=> ""));
 910     }
 911
 912     $str = "<table summary='' width='100%'>";
 913     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 914
 915         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 916         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 917         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 918
 919         $str.=" <tr>".
 920           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 921           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 922           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 923           "</tr>";
 924     }
 925
 926     $str.= "  <tr>".
 927            "    <td colspan=2 width='50%'></td><td>".
 928            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 929            "    </td>".
 930            "  </tr>".
 931            "</table>";
 932      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 933     return($ret);
 934   }
 935
 936
 937   /* Create a html select box which allows us to select different types of records
 938    */
 939   function generateRecordListBox($selected,$name)
 940   {
 941     $str = "<select name='".$name."' id='".$name."'>";
 942     foreach($this->RecordTypes as $type => $value){
 943       $use = "";
 944       if($type == $selected){
 945         $use = " selected ";
 946       }
 947       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 948     }
 949     $str.="</select>";
 950     return($str);
 951   }
 952
 953
 954   /* Return plugin informations for acl handling  */
 955   static function plInfo()
 956   {
 957     $tmp =  array(
 958         "plShortName"   => _("DNS"),
 959         "plDescription" => _("DNS settings"),
 960         "plSelfModify"  => FALSE,
 961         "plDepends"     => array(),
 962         "plPriority"    => 5,
 963         "plSection"     => array("administration"),
 964         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 965
 966         "plProvidedAcls"=> array(
 967           "ipHostNumber"  => _("IP address"),
 968           "macAddress"    => _("MAC address"))
 969         );
 970
 971     /* Hide all dns specific code, if dns is not available
 972      */
 973     $config = session::get('config');
 974     foreach($config->data['TABS']['SERVERSERVICE'] as $tab){
 975       if(preg_match("/^servdns$/",$tab['CLASS'])){
 976         $tmp['plProvidedAcls']["Records"]        = _("DNS records");
 977         $tmp['plProvidedAcls']["zoneName"]       = _("Zone name");
 978         $tmp['plProvidedAcls']["dNSTTL"]         = _("TTL");
 979         break;
 980       }
 981     }
 982     return($tmp);
 983   }
 984
 985
 986   function get_dhcp_host_entry()
 987   {
 988     $attrs = array();
 989     $dn = $this->get_dhcp_host_entry_dn();
 990     if($dn){
 991       $ldap = $this->config->get_ldap_link();
 992       $ldap->cd($this->config->current['BASE']);
 993       $ldap->cat($dn,array("*"));
 994       if($ldap->count()){
 995         $attrs = $ldap->fetch();
 996         foreach($attrs as $key => $value){
 997           if(is_numeric($key) || ($key == "count")){
 998             unset($attrs[$key]);
 999           }
1000           if(is_array($value) && isset($value['count'])){
1001             unset($attrs[$key]['count']);
1002           }
1003         }
1004       }
1005     }
1006     return($attrs);
1007   }
1008
1009
1010   function get_dhcp_host_entry_dn()
1011   {
1012     $ldap = $this->config->get_ldap_link();
1013     $ldap->cd($this->config->current['BASE']);
1014     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
1015
1016     if($ldap->count()){
1017       $attr = $ldap->fetch();
1018       return($attr['dn']);
1019     }else{
1020       return("");
1021     }
1022   }
1023
1024
1025   function get_dhcp_parent_node()
1026   {
1027     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
1028   }
1029
1030
1031   function get_dhcp_parent_nodes()
1032   {
1033     $ldap = $this->config->get_ldap_link();
1034     $ldap->cd($this->config->current['BASE']);
1035     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
1036
1037     $dhcp_dns = array();
1038     while($attr = $ldap->fetch()){
1039       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
1040     }
1041
1042     foreach($dhcp_dns as $key => $pri_dns){
1043       $ldap->cat($pri_dns,array("cn"));
1044       $tmp = $ldap->fetch();
1045       if(isset($tmp['cn'][0])){
1046         $dhcp_dns[$key] = $tmp['cn'][0];
1047       }else{
1048         unset($dhcp_dns[$key]);
1049       }
1050     }
1051
1052     $tmp = $tmp2 = array();
1053     foreach($dhcp_dns as $dn => $cn){
1054       $ldap->cd($dn);
1055       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
1056                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
1057       while($attr = $ldap->fetch()){
1058         $tmp[$attr['dn']] = $attr['cn'][0];
1059       }
1060       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
1061     }
1062     return($tmp2);
1063   }
1064
1065
1066   /* this function returns the default ptr record entry */
1067   function get_pTRRecord()
1068   {
1069     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
1070       $ldap = $this->config->get_ldap_link();
1071       $ldap->cat(DNS::getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
1072       $attrs = $ldap->fetch();
1073       $tmp = array_flip($this->Zones);
1074       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
1075       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
1076       $ptr = preg_replace("/^".normalizePreg(DNS::FlipIp($tmp))."\./","",$this->ipHostNumber);
1077       return($ptr);
1078     }else{
1079       return(FALSE);
1080     }
1081   }
1082
1083
1084   function generateRandomIP($net = "")
1085   {
1086     $str = $net;
1087     $cnt = 4;
1088     while(substr_count($str,".") < 3 && $cnt > 0){
1089       $str .= ".".rand(0,255);
1090       $str = preg_replace("/\.\.*/",".",$str);
1091       $str = trim($str,". ");
1092       $cnt --;
1093     }
1094     return($str);
1095   }
1096
1097
1098   function create_tree($arr,$base,$current = "")
1099   {
1100     $ret = array();
1101     foreach($arr as $r => $name){
1102       $base_part = str_replace($base,"",$r);
1103       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
1104         $ret[$r] = $current.$name;
1105         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
1106         foreach($tmp as $sub_key => $sub_name){
1107           $ret[$sub_key] = $sub_name;
1108         }
1109       }
1110     }
1111     return($ret);
1112   }
1113
1114   function force_dns()
1115   {
1116     if($this->DNSenabled){
1117
1118       /* Only force DNS account, if we have at least on dns Zone */
1119       if(count($this->Zones)){
1120         $this->DNS_is_account  = TRUE;
1121         $this->hide_dns_check_box = TRUE;
1122       }
1123     }
1124   }
1125 }
1126
1127 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1128 ?>