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
 106     if(!class_available("dhcpHost")){
 107       $this->dhcpEnabled = FALSE;
 108     }
 109
 110     if($this->dhcpEnabled){
 111       $this->dhcpParentNodes = $this->get_dhcp_parent_nodes();
 112       $this->dhcpParentNode  = $this->get_dhcp_parent_node();
 113       if($this->dhcpParentNode){
 114         $this->dhcp_is_Account = TRUE;
 115         $this->initial_dhcp_is_Account = TRUE;
 116         $this->dhcpHostEntry  = $this->get_dhcp_host_entry();
 117       }
 118       $this->initial_dhcpHostEntry = $this->dhcpHostEntry;
 119       $this->initial_dhcpParentNode= $this->dhcpParentNode;
 120     }
 121
 122
 123     /************
 124      * DNS
 125      ************/
 126
 127     /* Hide all dns specific code, if dns is not available
 128      */
 129     $DNSenabled = false;
 130     foreach($this->config->data['TABS']['SERVERSERVICE'] as $tab){
 131       if(preg_match("/^servdns$/",$tab['CLASS'])){
 132         $this->DNSenabled = true;
 133       }
 134     }
 135
 136     if(!class_available("DNS")){
 137       $this->DNSenabled = FALSE;
 138     }
 139
 140     if(!$this->DNSenabled){
 141       $this->DNS_is_account = false;
 142       return;
 143     }
 144
 145     if($this->DNSenabled){
 146
 147       /* Get Zones
 148        */
 149       $this->Zones        = DNS::getAvailableZones($config);
 150
 151       /* Get Entry
 152        */
 153       $this->dnsEntry     = DNS::getDNSHostEntries($config,$this->OrigCn);
 154
 155       /* Remove A record which equals $this->ipHostNumber
 156        */
 157       $ptr = $this->get_pTRRecord();
 158       foreach($this->dnsEntry['RECORDS'] as $key => $rec){
 159         if(($rec['type'] == "aRecord") && ($rec['value'] == $this->ipHostNumber)){
 160           unset($this->dnsEntry['RECORDS'][$key]);
 161         }
 162         if(($rec['type'] == "pTRRecord") && ($rec['value'] == $ptr)){
 163           unset($this->dnsEntry['RECORDS'][$key]);
 164         }
 165       }
 166
 167       /* Get Record types
 168        */
 169       $this->RecordTypes  = DNS::getDnsRecordTypes();
 170
 171       /* If there is at least one entry in this -> types, we have DNS enabled
 172        */
 173       if($this->dnsEntry['exists']){
 174         $this->DNS_is_account = true;
 175       }else{
 176         $this->DNS_is_account = false;
 177       }
 178     }
 179
 180     /* Create a list of used mac and ip addresses.
 181
 182        ! We use this optically huge amount of code to fetch all
 183        Mac and IP addresses, because a simple search for mac and IP
 184        over the whole ldap server was 10 to 20 times slower.
 185      */
 186     $deps  = array();
 187     $ou = preg_replace("/,.*$/","",get_ou("systemsou"));
 188     $a_ous = array(get_ou("serverou"),
 189                   get_ou("terminalou"),
 190                   get_ou("workstationou"),
 191                   get_ou("printerou"),
 192                   get_ou("phoneou"),
 193                   get_ou("componentou"));
 194
 195     $ldap = $this->config->get_ldap_link();
 196     $ldap->cd($this->config->current['BASE']);
 197     $ldap->search("(&(objectClass=organizationalUnit)(".$ou."))",array("dn"));
 198     while($attrs = $ldap->fetch()){
 199       foreach($a_ous as $allowed){
 200         $deps[] = $allowed.$attrs['dn'];
 201       }
 202     }
 203
 204     foreach($deps as $dep){
 205       $ldap->cd($dep);
 206       $ldap->search("(|(macAddress=*)(ipHostNumber=*))",array("macAddress","ipHostNumber"));
 207       while($attrs = $ldap->fetch()){
 208         if(isset($attrs['ipHostNumber'][0])){
 209           $this->used_ip_mac["ip:".$attrs['ipHostNumber'][0]] = "ip:".$attrs['ipHostNumber'][0];
 210         }
 211         if(isset($attrs['macAddress'][0])){
 212           $this->used_ip_mac["mac:".$attrs['macAddress'][0]] = "mac:".$attrs['macAddress'][0];
 213         }
 214       }
 215     }
 216
 217     /* Save initial ip and mac values, to be able
 218         check if the used values are already in use */
 219     $this->orig_ipHostNumber   = $this->ipHostNumber;
 220     $this->orig_macAddress     = $this->macAddress;
 221
 222     /* Store initally account settings
 223      */
 224     $this->initially_was_account = $this->DNS_is_account;
 225
 226     if($this->DNS_is_account){
 227       new log("view","unknown/".get_class($this),$this->dn);
 228     }
 229   }
 230
 231
 232   function netmaskIsCoherent($idZone)
 233   {
 234     $netmask = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($idZone)));
 235     if(!strstr($this->ipHostNumber, $netmask)){
 236       return false;
 237     }else{
 238       return true;
 239     }
 240   }
 241
 242
 243   function getVarsForSaving($attrs)
 244   {
 245     foreach($this->attributes as $attr){
 246       if(!empty($this->$attr)){
 247         $attrs[$attr] = $this->$attr;
 248       }
 249     }
 250     return($attrs);
 251   }
 252
 253   function execute()
 254   {
 255           /* Call parent execute */
 256     $smarty= get_smarty();
 257
 258     $tmp = $this->plInfo();
 259     foreach($tmp['plProvidedAcls'] as $name => $translation){
 260       $smarty->assign($name."ACL",$this->getacl($name));
 261     }
 262
 263     $display= "";
 264
 265     /**********
 266      * Additional ipHostNumber handling
 267      **********/
 268
 269     /* Add a new one */
 270     foreach($_POST as $name => $value){
 271       if(preg_match("/^additionalHostNumbers_add/",$name)){
 272         $this->additionalHostNumbers[] = "";
 273         break;
 274       }
 275
 276       /* Delete given entry */
 277       if(preg_match("/^additionalHostNumbers_del_/",$name)){
 278         $id = preg_replace("/^^additionalHostNumbers_del_([0-9]*)_.*/","\\1",$name);
 279         if(isset($this->additionalHostNumbers[$id])){
 280           unset($this->additionalHostNumbers[$id]);
 281           $this->additionalHostNumbers = array_values($this->additionalHostNumbers);
 282         }
 283         break;
 284       }
 285     }
 286
 287     $smarty->assign("additionalHostNumbers",$this->additionalHostNumbers);
 288     $smarty->assign("staticAddress", "");
 289
 290     /**********
 291      * Autonet completion
 292      **********/
 293
 294     /* Check for autonet button */
 295     if (isset($_POST['autonet'])){
 296       $d= new gosaSupportDaemon(TRUE, 0.5);
 297       $res= $d->_send("<xml><header>gosa_network_completition</header><source>GOSA</source><target>GOSA</target><hostname>".$this->cn."</hostname></xml>", TRUE);
 298       if (isset($res['XML']['IP'])){
 299         $this->ipHostNumber= $res['XML']['IP'];
 300       }
 301       if (isset($res['XML']['MAC'])){
 302         $this->macAddress= $res['XML']['MAC'];
 303       }
 304     }
 305
 306
 307     /**********
 308      * DHCP Handling
 309      **********/
 310
 311     if(isset($_POST['dhcpEditOptions'])){
 312
 313       if(count($this->dhcpHostEntry) == 0){
 314         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 315       }else{
 316         $this->dialog = new dhcpHost($this->dhcpHostEntry,TRUE);
 317       }
 318       $this->dialog->cn = $this->cn;
 319       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 320       if(!empty($this->ipHostNumber)){
 321         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 322       }
 323     }
 324
 325     if(isset($_POST['cancel_dhcp'])){
 326       $this->dialog = FALSE;
 327     }
 328
 329     if(isset($_POST['save_dhcp'])){
 330       $this->dialog->save_object();
 331
 332       $msgs = $this->dialog->check(array());
 333       if(count($msgs)){
 334         foreach($msgs as $msg){
 335           msg_dialog::display(_("Error"), $msg, ERROR_DIALOG);
 336         }
 337       }else{
 338         $this->dhcpHostEntry = $this->dialog->save();
 339         $this->dialog = FALSE;
 340       }
 341     }
 342
 343     if(is_object($this->dialog)){
 344       $this->dialog->save_object();
 345       return($this->dialog->execute());
 346     }
 347
 348     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled);
 349     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 350     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 351     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 352     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 353
 354
 355     /**********
 356      * DNS Handling
 357      **********/
 358
 359     /* There is no dns available
 360      */
 361     $smarty->assign("DNS_is_account",$this->DNS_is_account);
 362     $smarty->assign("DNSenabled",$this->DNSenabled);
 363     if($this->DNSenabled == false){
 364
 365       /* Is IP address must ? */
 366 #      $smarty->assign("DNS_is_account",false);
 367       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 368
 369       /* Assign smarty all non DNs attributes */
 370       foreach($this->attributes as $attr){
 371         $smarty->assign($attr,$this->$attr);
 372       }
 373       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 374
 375       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 376     }else{
 377  #     $smarty->assign("DNS_is_account",true);
 378
 379       /* Add new empty array to our record list */
 380       if(isset($_POST['AddNewRecord'])){
 381         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 382       }
 383
 384       /* propose_ip */
 385       if(isset($_POST['propose_ip'])){
 386         foreach($this->Zones as $key => $name){
 387           if($name == $this->dnsEntry['zoneName']){
 388             $net = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($key)));
 389             $this->ipHostNumber = $this->generateRandomIp($net);
 390           }
 391         }
 392       }
 393
 394       /* Handle all posts */
 395       $only_once =true;
 396       foreach($_POST as $name => $value){
 397
 398         /* Check if we have to delete a record entry */
 399         if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 400
 401           /* Avoid performing this once again */
 402           $only_once = false;
 403
 404           /* Extract id for specified entry */
 405           $id = preg_replace("/RemoveRecord_/","",$name);
 406           $id = preg_replace("/_.*$/","",$id);
 407
 408           /* Delete this record, mark edited entries to be able to delete them */
 409           if(isset($this->dnsEntry['RECORDS'][$id])){
 410             unset($this->dnsEntry['RECORDS'][$id]);
 411           }
 412         }
 413       }
 414       /* Assign smarty all non DNs attributes */
 415       foreach($this->attributes as $attr){
 416         $smarty->assign($attr,$this->$attr);
 417       }
 418
 419       /* Assign smarty all DNS attributes */
 420       foreach($this->DNSattributes as $attr){
 421         $smarty->assign($attr,$this->dnsEntry[$attr]);
 422       }
 423
 424       /* Assign all needed vars */
 425  #     $smarty->assign("DNSAccount",$this->DNS_is_account);
 426       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 427
 428       $smarty->assign("Zones",$this->Zones);
 429       $smarty->assign("ZoneCnt",count($this->Zones));
 430       $smarty->assign("ZoneKeys",($this->Zones));
 431       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 432
 433       /* Create zone array */
 434       $idZones = array();
 435       foreach($this->Zones as $id => $zone){
 436         if($this->netmaskIsCoherent($id)) {
 437           $idZones[$id] = $zone;
 438         }else{
 439           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 440         }
 441       }
 442       $smarty->assign("Zones",$idZones);
 443       $smarty->assign("ZoneKeys", $this->Zones);
 444
 445       $tmp = $this->generateRecordsList();
 446
 447       $changeStateForRecords = $tmp['changeStateForRecords'];
 448
 449       $smarty->assign("records",$tmp['str']);
 450       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 451       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 452
 453       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 454     }
 455
 456     return($display);
 457   }
 458
 459
 460   function remove_from_parent()
 461   {
 462     if($this->DNS_is_account){
 463
 464       $ldap = $this->config->get_ldap_link();
 465
 466       $tmp = array();
 467       $this->dnsEntry['exists'] = false;
 468       $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 469
 470       /* Delete dns */
 471       foreach($tmp['del'] as $dn => $del){
 472         $ldap->cd($dn);
 473         $ldap->rmdir_recursive($dn);
 474         new log("remove","unknown/".get_class($this),$dn);
 475         if (!$ldap->success()){
 476           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_DEL, get_class()));
 477         }
 478       }
 479     }
 480   }
 481
 482
 483   /* Save data to object */
 484   function save_object()
 485   {
 486
 487     if(isset($_POST['network_tpl_posted'])){
 488
 489       /* Save all posted vars */
 490       plugin::save_object();
 491
 492       /******
 493         Additional IP Host Numbers
 494        ******/
 495
 496       /* Get posts for all additionally added ipHostNumbers */
 497       foreach($this->additionalHostNumbers as $id => $value){
 498         if(isset($_POST['additionalHostNumbers_'.$id])){
 499           $this->additionalHostNumbers[$id] = get_post('additionalHostNumbers_'.$id);
 500         }
 501       }
 502
 503
 504       /******
 505         DHCP posts
 506        ******/
 507
 508       if($this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 509         foreach($this->dhcpAttributes as $attr){
 510           if(isset($_POST[$attr])){
 511             $this->$attr = $_POST[$attr];
 512           }
 513         }
 514         if(isset($_POST['dhcp_is_Account'])){
 515           $this->dhcp_is_Account = TRUE;
 516         }else{
 517           $this->dhcp_is_Account = FALSE;
 518         }
 519       }
 520
 521       /* Ge all non dns attributes (IP/MAC)*/
 522       foreach($this->attributes as $attr){
 523         if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 524           $this->$attr = $_POST[$attr];
 525         }
 526       }
 527
 528
 529       /******
 530         DNS posts
 531        ******/
 532
 533       /* Check if DNS should be enabled / disabled */
 534       if($this->DNS_is_account && $this->acl_is_removeable() && !isset($_POST['DNS_is_account'])){
 535         $this->DNS_is_account = false;
 536       }elseif(!$this->DNS_is_account && $this->acl_is_createable() && isset($_POST['DNS_is_account'])){
 537         $this->DNS_is_account = true;
 538       }
 539
 540       /* Get dns attributes */
 541       if(($this->DNSenabled) && (isset($_POST['network_tpl_posted']))){
 542
 543         /* Check for posted record changes */
 544         if(is_array($this->dnsEntry['RECORDS']) && $this->acl_is_writeable("Records")){
 545           foreach($this->dnsEntry['RECORDS'] as $key => $value){
 546
 547             /* Check if type has changed */
 548             if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 549               $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 550             }
 551             /* Check if value has changed */
 552             if(isset($_POST['RecordValue_'.$key])){
 553               $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 554             }
 555           }
 556         }
 557         /* Get all basic DNS attributes (TTL, Clas ..)*/
 558         foreach($this->DNSattributes as $attr){
 559           if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 560             $this->dnsEntry[$attr] = $_POST[$attr];
 561           }
 562         }
 563
 564
 565       }
 566       if($this->hide_dns_check_box){
 567         $this->DNS_is_account = true;
 568       }
 569     }
 570   }
 571
 572
 573   /* Check supplied data */
 574   function check()
 575   {
 576     /* Call common method to give check the hook */
 577     $message= plugin::check();
 578
 579     /******
 580       check additional IP Host Numbers
 581      ******/
 582
 583     foreach($this->additionalHostNumbers as $id => $value){
 584       if(!tests::is_ip($value)){
 585         $message[]= msgPool::invalid(sprintf(_("IP address #%s"),($id +2)), "", "", "192.168.1.10");
 586       }
 587     }
 588
 589
 590     /* Check if mac and ip are already used */
 591     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 592         $this->ipHostNumber != $this->orig_ipHostNumber &&
 593         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 594       $message[]= msgPool::duplicated(_("IP address"));
 595     }
 596     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 597         $this->macAddress != $this->orig_macAddress &&
 598         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 599       $message[]= msgPool::duplicated(_("MAC address"));
 600     }
 601
 602     /* Check if ip must be given
 603      */
 604     if(($this->IPisMust)||($this->DNS_is_account)){
 605       if (empty($this->ipHostNumber)){
 606         $message[]= msgPool::required(_("IP address"));
 607       }elseif (!tests::is_ip($this->ipHostNumber)){
 608         $message[]= msgPool::invalid(_("IP address"), "", "", "192.168.1.10");
 609       }
 610     }
 611
 612     /* Check if mac is empty
 613      */
 614     if($this->MACisMust || $this->dhcp_is_Account){
 615       if ($this->macAddress == "" ){
 616         $message[]= msgPool::required(_("MAC address"));
 617       }elseif(!tests::is_mac($this->macAddress)){
 618         $message[]= msgPool::invalid(_("MAC address"), "", "", "00:0C:7F:31:33:F1");
 619       }
 620     }
 621
 622     /* only perfrom this checks if this is a valid DNS account */
 623     if($this->DNS_is_account){
 624
 625       $checkArray = array();
 626       $onlyOnce   = array();
 627
 628       //  $onlyOnce['cNAMERecord'] = 0;
 629        $tmp = array_flip($this->Zones);
 630        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 631        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 632          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 633          $message[] =sprintf(_("The IP address '%s' is not part of the selected reverse zone '%s'!"),$this->ipHostNumber,$tmp2);
 634        }
 635
 636       /* Walk through all entries and detect duplicates or mismatches
 637        */
 638       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 639
 640         /* Count record values, to detect duplicate entries for a specific record
 641          */
 642         if(!isset($checkArray[$values['type']][$values['value']])){
 643           $checkArray[$values['type']][$values['value']] = 0;
 644         }else{
 645           $message[] = sprintf(_("Record type '%s' is duplicated!"),$values['type']);
 646         }
 647
 648         /* Check if given entries in $onlyOnce are used more than once
 649          */
 650         if(isset($onlyOnce[$values['type']])){
 651           $onlyOnce[$values['type']] ++;
 652           if($onlyOnce[$values['type']] > 1){
 653             $message[] = sprintf(_("Uniq record type '%s' is duplicated!"),$values['type']);
 654           }
 655         }
 656
 657         /* Skip txt record ...
 658          */
 659         if($values['type'] == "tXTRecord") continue;
 660
 661         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 662          */
 663         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 664           #TODO: Where's the problem here?
 665           $message[]=sprintf(_("The IP address '%s' will be added as 'A Record', this will be done automatically, please remove the record."),
 666                $this->ipHostNumber);
 667         }
 668
 669         /* only lower-case is allowed in record entries ...
 670          */
 671         if($values['value'] != strtolower($values['value'])){
 672           #TODO: What's in values['value']? Something for a propper message?
 673           $message[] = sprintf(_("Only lowercase records are allowed, please check your '%ss'."),$values['type']);
 674         }
 675       }
 676     }
 677     return ($message);
 678   }
 679
 680
 681   /* Save to LDAP */
 682   function save()
 683   {
 684     $ldap= $this->config->get_ldap_link();
 685
 686     $dn = $this->parent->dn;
 687
 688     /*******************/
 689     /* IP-MAC HANDLING */
 690     /*******************/
 691
 692     /* $dn was posted as parameter */
 693     $this->dn = $dn;
 694
 695     /* Save DNS setting & ip/Mac*/
 696     plugin::save();
 697
 698     /* Add all additional ipHostNumbers now
 699      */
 700     if(!empty($this->ipHostNumber)){
 701       $this->attrs['ipHostNumber'] = array($this->ipHostNumber);
 702     }
 703     foreach($this->additionalHostNumbers as $value){
 704       $this->attrs['ipHostNumber'][] = $value;
 705     }
 706
 707     /* Write back to ldap */
 708     $ldap->cd($this->dn);
 709     $this->cleanup();
 710     $ldap->modify ($this->attrs);
 711
 712     /****************/
 713     /* DHCP HANDLING */
 714     /****************/
 715
 716     /* New entry */
 717     if($this->dhcpEnabled){
 718
 719       if(count($this->dhcpHostEntry) == 0){
 720         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 721         $this->dialog->cn = $this->cn;
 722         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 723         if(!empty($this->ipHostNumber)){
 724           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 725         }
 726         $this->dialog->execute();
 727         $this->dialog->save_object();
 728         $this->dhcpHostEntry = $this->dialog->save();
 729         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 730           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 731         }
 732       }
 733
 734       /* Write mac address to dhcp settings */
 735       if($this->dhcp_is_Account){
 736         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 737             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 738           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 739           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 740         }
 741       }
 742
 743       /* Updated IP host number */
 744       if($this->dhcp_is_Account){
 745         foreach($this->dhcpHostEntry['dhcpStatements'] as $id => $value){
 746           if(preg_match("/^fixed-address/",$value)){
 747             $this->dhcpHostEntry['dhcpStatements'][$id] = "fixed-address ".$this->ipHostNumber;
 748             $this->dhcpHostEntry['MODIFIED'] = TRUE;
 749           }
 750         }
 751       }
 752
 753       /* Unset dhcpStatements if this attribute is empty  */
 754       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 755           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 756         unset($this->dhcpHostEntry['dhcpStatements']);
 757       }
 758
 759       /* DHCP removed */
 760       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 761         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 762         if (!$ldap->success()){
 763           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 764         }
 765
 766         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 767         $tmp->handle_post_events("remove");
 768       }
 769
 770       /* DHCP Added */
 771       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 772         $attrs = $this->dhcpHostEntry;
 773         unset($attrs['MODIFIED']);
 774         unset($attrs['dn']);
 775         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 776         $res = $ldap->add($attrs);
 777
 778         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 779         $tmp->handle_post_events("add");
 780
 781         if (!$ldap->success()){
 782           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 783         }
 784       }
 785
 786       /* DHCP still activated */
 787       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 788
 789         /* DHCP node changed */
 790         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 791            ($this->cn != $this->OrigCn)){
 792           $attrs = $this->dhcpHostEntry;
 793           $attrs['cn'] = $this->cn;
 794           unset($attrs['dn']);
 795           unset($attrs['MODIFIED']);
 796           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 797           $res = $ldap->add($attrs);
 798
 799           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 800           $tmp->handle_post_events("modify");
 801
 802           if (!$ldap->success()){
 803             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 804           }
 805           if($res){
 806             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 807             if (!$ldap->success()){
 808               msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 809             }
 810           }
 811         }
 812
 813         /* SAME node but modified */
 814         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 815             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 816           $attrs = $this->dhcpHostEntry;
 817           unset($attrs['dn']);
 818           unset($attrs['MODIFIED']);
 819           $ldap->cd($this->dhcpHostEntry['dn']);
 820           $ldap->modify($attrs);
 821
 822           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 823           $tmp->handle_post_events("modify");
 824
 825           if (!$ldap->success()){
 826             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_MOD, get_class()));
 827           }
 828         }
 829       }
 830     }
 831     $this->dialog = FALSE;
 832
 833     /****************/
 834     /* DNS HANDLING */
 835     /****************/
 836
 837     /* If isn't DNS account but initially was DNS account
 838        remove all DNS entries
 839      */
 840     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 841       return;
 842     }else{
 843
 844       /* Add ipHostNumber to aRecords
 845        */
 846       $backup_dnsEntry = $this->dnsEntry;
 847       if(!empty($this->ipHostNumber)){
 848         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 849         $ptr = $this->get_pTRRecord();
 850         if(!empty($ptr)){
 851           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 852         }
 853       }
 854
 855       /* Create diff and follow instructions
 856        * If Account was disabled, remove account by setting exists to false
 857        */
 858       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 859         $this->dnsEntry['exists'] = false;
 860         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 861       }else{
 862         $this->dnsEntry['exists'] = $this->DNS_is_account;
 863         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 864       }
 865
 866       /* move follwoing entries
 867        */
 868       foreach($tmp['move'] as $src => $dst){
 869         $this->recursive_move($src,$dst);
 870       }
 871
 872       /* Delete dns */
 873       foreach($tmp['del'] as $dn => $del){
 874         $ldap->cd($dn);
 875         $ldap->rmdir_recursive($dn);
 876         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 877       }
 878
 879       /* Add || Update new DNS entries
 880        */
 881       foreach($tmp['add'] as $dn => $attrs){
 882         $ldap->cd($dn);
 883         $ldap->cat($dn, array('dn'));
 884         if(count($ldap->fetch())){
 885           $ldap->cd($dn);
 886           $ldap->modify ($attrs);
 887         }else{
 888           $ldap->cd($dn);
 889           $ldap->add($attrs);
 890         }
 891         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 892       }
 893
 894
 895       /* Display errors
 896        */
 897       if (!$ldap->success()){
 898         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, 0, get_class()));
 899       }
 900
 901       $tmp2 = new servdns($this->config,$this->dn);
 902       $tmp2->handle_post_events("modify");
 903
 904       $this->dnsEntry =  $backup_dnsEntry;
 905     }
 906   }
 907
 908   /*  Create html table with all used record types
 909    */
 910   function generateRecordsList()
 911   {
 912     $changeStateForRecords = "";
 913
 914     if(!$this->DNS_is_account) {
 915       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 916       return(array("str" => $str, "changeStateForRecords"=> ""));
 917     }
 918
 919     $str = "<table summary='' width='100%'>";
 920     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 921
 922         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 923         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 924         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 925
 926         $str.=" <tr>".
 927           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 928           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 929           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 930           "</tr>";
 931     }
 932
 933     $str.= "  <tr>".
 934            "    <td colspan=2 width='50%'></td><td>".
 935            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 936            "    </td>".
 937            "  </tr>".
 938            "</table>";
 939      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 940     return($ret);
 941   }
 942
 943
 944   /* Create a html select box which allows us to select different types of records
 945    */
 946   function generateRecordListBox($selected,$name)
 947   {
 948     $str = "<select name='".$name."' id='".$name."'>";
 949     foreach($this->RecordTypes as $type => $value){
 950       $use = "";
 951       if($type == $selected){
 952         $use = " selected ";
 953       }
 954       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 955     }
 956     $str.="</select>";
 957     return($str);
 958   }
 959
 960
 961   /* Return plugin informations for acl handling  */
 962   static function plInfo()
 963   {
 964     $tmp =  array(
 965         "plShortName"   => _("DNS"),
 966         "plDescription" => _("DNS settings"),
 967         "plSelfModify"  => FALSE,
 968         "plDepends"     => array(),
 969         "plPriority"    => 5,
 970         "plSection"     => array("administration"),
 971         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 972
 973         "plProvidedAcls"=> array(
 974           "ipHostNumber"  => _("IP address"),
 975           "macAddress"    => _("MAC address"))
 976         );
 977
 978     /* Hide all dns specific code, if dns is not available
 979      */
 980     $config = session::get('config');
 981     foreach($config->data['TABS']['SERVERSERVICE'] as $tab){
 982       if(preg_match("/^servdns$/",$tab['CLASS'])){
 983         $tmp['plProvidedAcls']["Records"]        = _("DNS records");
 984         $tmp['plProvidedAcls']["zoneName"]       = _("Zone name");
 985         $tmp['plProvidedAcls']["dNSTTL"]         = _("TTL");
 986         break;
 987       }
 988     }
 989     return($tmp);
 990   }
 991
 992
 993   function get_dhcp_host_entry()
 994   {
 995     $attrs = array();
 996     $dn = $this->get_dhcp_host_entry_dn();
 997     if($dn){
 998       $ldap = $this->config->get_ldap_link();
 999       $ldap->cd($this->config->current['BASE']);
1000       $ldap->cat($dn,array("*"));
1001       if($ldap->count()){
1002         $attrs = $ldap->fetch();
1003         foreach($attrs as $key => $value){
1004           if(is_numeric($key) || ($key == "count")){
1005             unset($attrs[$key]);
1006           }
1007           if(is_array($value) && isset($value['count'])){
1008             unset($attrs[$key]['count']);
1009           }
1010         }
1011       }
1012     }
1013     return($attrs);
1014   }
1015
1016
1017   function get_dhcp_host_entry_dn()
1018   {
1019     $ldap = $this->config->get_ldap_link();
1020     $ldap->cd($this->config->current['BASE']);
1021     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
1022
1023     if($ldap->count()){
1024       $attr = $ldap->fetch();
1025       return($attr['dn']);
1026     }else{
1027       return("");
1028     }
1029   }
1030
1031
1032   function get_dhcp_parent_node()
1033   {
1034     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
1035   }
1036
1037
1038   function get_dhcp_parent_nodes()
1039   {
1040     $ldap = $this->config->get_ldap_link();
1041     $ldap->cd($this->config->current['BASE']);
1042     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
1043
1044     $dhcp_dns = array();
1045     while($attr = $ldap->fetch()){
1046       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
1047     }
1048
1049     foreach($dhcp_dns as $key => $pri_dns){
1050       $ldap->cat($pri_dns,array("cn"));
1051       $tmp = $ldap->fetch();
1052       if(isset($tmp['cn'][0])){
1053         $dhcp_dns[$key] = $tmp['cn'][0];
1054       }else{
1055         unset($dhcp_dns[$key]);
1056       }
1057     }
1058
1059     $tmp = $tmp2 = array();
1060     foreach($dhcp_dns as $dn => $cn){
1061       $ldap->cd($dn);
1062       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
1063                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
1064       while($attr = $ldap->fetch()){
1065         $tmp[$attr['dn']] = $attr['cn'][0];
1066       }
1067       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
1068     }
1069     return($tmp2);
1070   }
1071
1072
1073   /* this function returns the default ptr record entry */
1074   function get_pTRRecord()
1075   {
1076     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
1077       $ldap = $this->config->get_ldap_link();
1078       $ldap->cat(DNS::getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
1079       $attrs = $ldap->fetch();
1080       $tmp = array_flip($this->Zones);
1081       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
1082       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
1083       $ptr = preg_replace("/^".normalizePreg(DNS::FlipIp($tmp))."\./","",$this->ipHostNumber);
1084       return($ptr);
1085     }else{
1086       return(FALSE);
1087     }
1088   }
1089
1090
1091   function generateRandomIP($net = "")
1092   {
1093     $str = $net;
1094     $cnt = 4;
1095     while(substr_count($str,".") < 3 && $cnt > 0){
1096       $str .= ".".rand(0,255);
1097       $str = preg_replace("/\.\.*/",".",$str);
1098       $str = trim($str,". ");
1099       $cnt --;
1100     }
1101     return($str);
1102   }
1103
1104
1105   function create_tree($arr,$base,$current = "")
1106   {
1107     $ret = array();
1108     foreach($arr as $r => $name){
1109       $base_part = str_replace($base,"",$r);
1110       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
1111         $ret[$r] = $current.$name;
1112         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
1113         foreach($tmp as $sub_key => $sub_name){
1114           $ret[$sub_key] = $sub_name;
1115         }
1116       }
1117     }
1118     return($ret);
1119   }
1120
1121   function force_dns()
1122   {
1123     if($this->DNSenabled){
1124
1125       /* Only force DNS account, if we have at least on dns Zone */
1126       if(count($this->Zones)){
1127         $this->DNS_is_account  = TRUE;
1128         $this->hide_dns_check_box = TRUE;
1129       }
1130     }
1131   }
1132 }
1133
1134 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1135 ?>