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("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     $display= "";
 264
 265     /**********
 266      * Additional ipHostNumber handling
 267      **********/
 268
 269     /* Add a new one */
 270     if($this->acl_is_writeable("ipHostNumber")){
 271       foreach($_POST as $name => $value){
 272         if(preg_match("/^additionalHostNumbers_add/",$name)){
 273           $this->additionalHostNumbers[] = "";
 274           break;
 275         }
 276
 277         /* Delete given entry */
 278         if(preg_match("/^additionalHostNumbers_del_/",$name)){
 279           $id = preg_replace("/^^additionalHostNumbers_del_([0-9]*)_.*/","\\1",$name);
 280           if(isset($this->additionalHostNumbers[$id])){
 281             unset($this->additionalHostNumbers[$id]);
 282             $this->additionalHostNumbers = array_values($this->additionalHostNumbers);
 283           }
 284           break;
 285         }
 286       }
 287     }
 288
 289     $smarty->assign("additionalHostNumbers",$this->additionalHostNumbers);
 290     $smarty->assign("staticAddress", "");
 291
 292     /**********
 293      * Autonet completion
 294      **********/
 295
 296     /* Check for autonet button */
 297     if (isset($_POST['autonet']) && ($this->acl_is_writeable("ipHostNumber") || $this->acl_is_writeable("macAddress"))){
 298       $d= new gosaSupportDaemon(TRUE, 0.5);
 299       $res= $d->_send("<xml><header>gosa_network_completition</header>".
 300           "<source>GOSA</source><target>GOSA</target><hostname>".$this->cn."</hostname></xml>", TRUE);
 301       if (isset($res['XML']['IP']) && $this->acl_is_writeable("ipHostNumber")){
 302         $this->ipHostNumber= $res['XML']['IP'];
 303       }
 304       if (isset($res['XML']['MAC']) && $this->acl_is_writeable("macAddress")){
 305         $this->macAddress= $res['XML']['MAC'];
 306       }
 307     }
 308
 309
 310     /**********
 311      * DHCP Handling
 312      **********/
 313
 314     if(isset($_POST['dhcpEditOptions']) && $this->acl_is_readable("dhcpSetup")){
 315       if(count($this->dhcpHostEntry) == 0){
 316         $this->dialog = new dhcpHost($this->parent,$this->dhcpParentNode,TRUE);
 317       }else{
 318         $this->dialog = new dhcpHost($this->parent,$this->dhcpHostEntry,TRUE);
 319       }
 320       $this->dialog->cn   = $this->cn;
 321       $this->dialog->read_only     = !$this->acl_is_writeable("dhcpSetup");
 322       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 323       if(!empty($this->ipHostNumber)){
 324         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 325       }
 326     }
 327
 328     if(isset($_POST['cancel_dhcp'])){
 329       $this->dialog = FALSE;
 330     }
 331
 332     if(isset($_POST['save_dhcp']) && $this->acl_is_writeable("dhcpSetup")){
 333       $this->dialog->save_object();
 334       $msgs = $this->dialog->check(array());
 335       if(count($msgs)){
 336         foreach($msgs as $msg){
 337           msg_dialog::display(_("Error"), $msg, ERROR_DIALOG);
 338         }
 339       }else{
 340         $this->dhcpHostEntry = $this->dialog->save();
 341         $this->dialog = FALSE;
 342       }
 343     }
 344
 345     if(is_object($this->dialog)){
 346       $this->dialog->save_object();
 347       return($this->dialog->execute());
 348     }
 349
 350     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled && $this->acl_is_readable("dhcpSetup"));
 351     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 352     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 353     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 354     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 355
 356     /**********
 357      * DNS Handling
 358      **********/
 359
 360     /* There is no dns available
 361      */
 362     $smarty->assign("DNS_is_account",$this->DNS_is_account);
 363     $smarty->assign("DNSenabled",$this->DNSenabled && $this->acl_is_readable("dnsSetup"));
 364
 365     if($this->DNSenabled == false){
 366
 367       /* Is IP address must ? */
 368 #      $smarty->assign("DNS_is_account",false);
 369       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 370
 371       /* Assign smarty all non DNs attributes */
 372       foreach($this->attributes as $attr){
 373         $smarty->assign($attr,$this->$attr);
 374       }
 375       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 376
 377       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 378     }else{
 379  #     $smarty->assign("DNS_is_account",true);
 380
 381       /* Add new empty array to our record list */
 382       if(isset($_POST['AddNewRecord']) && $this->acl_is_writeable("dnsSetup")){
 383         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 384       }
 385
 386       /* propose_ip */
 387       if(isset($_POST['propose_ip']) && $this->acl_is_writeable("ipHostNumber")){
 388         foreach($this->Zones as $key => $name){
 389           if($name == $this->dnsEntry['zoneName']){
 390             $net = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($key)));
 391             $this->ipHostNumber = $this->generateRandomIp($net);
 392           }
 393         }
 394       }
 395
 396       /* Handle all posts */
 397       $only_once =true;
 398       if($this->acl_is_writeable("dnsSetup")){
 399         foreach($_POST as $name => $value){
 400
 401           /* Check if we have to delete a record entry */
 402           if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 403
 404             /* Avoid performing this once again */
 405             $only_once = false;
 406
 407             /* Extract id for specified entry */
 408             $id = preg_replace("/RemoveRecord_/","",$name);
 409             $id = preg_replace("/_.*$/","",$id);
 410
 411             /* Delete this record, mark edited entries to be able to delete them */
 412             if(isset($this->dnsEntry['RECORDS'][$id])){
 413               unset($this->dnsEntry['RECORDS'][$id]);
 414             }
 415           }
 416         }
 417       }
 418       /* Assign smarty all non DNs attributes */
 419       foreach($this->attributes as $attr){
 420         $smarty->assign($attr,$this->$attr);
 421       }
 422
 423       /* Assign smarty all DNS attributes */
 424       foreach($this->DNSattributes as $attr){
 425         $smarty->assign($attr,$this->dnsEntry[$attr]);
 426       }
 427
 428       /* Assign all needed vars */
 429  #     $smarty->assign("DNSAccount",$this->DNS_is_account);
 430       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 431
 432       $smarty->assign("Zones",$this->Zones);
 433       $smarty->assign("ZoneCnt",count($this->Zones));
 434       $smarty->assign("ZoneKeys",($this->Zones));
 435       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 436
 437       /* Create zone array */
 438       $idZones = array();
 439       foreach($this->Zones as $id => $zone){
 440         if($this->netmaskIsCoherent($id)) {
 441           $idZones[$id] = $zone;
 442         }else{
 443           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 444         }
 445       }
 446       $smarty->assign("Zones",$idZones);
 447       $smarty->assign("ZoneKeys", $this->Zones);
 448
 449       $tmp = $this->generateRecordsList();
 450
 451       $changeStateForRecords = $tmp['changeStateForRecords'];
 452
 453       $smarty->assign("records",$tmp['str']);
 454       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 455       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 456
 457       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 458     }
 459
 460     return($display);
 461   }
 462
 463
 464   function remove_from_parent()
 465   {
 466     if($this->DNS_is_account){
 467
 468       $ldap = $this->config->get_ldap_link();
 469
 470       $tmp = array();
 471       $this->dnsEntry['exists'] = false;
 472       $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 473
 474       /* Delete dns */
 475       foreach($tmp['del'] as $dn => $del){
 476         $ldap->cd($dn);
 477         $ldap->rmdir_recursive($dn);
 478         new log("remove","unknown/".get_class($this),$dn);
 479         if (!$ldap->success()){
 480           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_DEL, get_class()));
 481         }
 482       }
 483     }
 484   }
 485
 486
 487   /* Save data to object */
 488   function save_object()
 489   {
 490
 491     if(isset($_POST['network_tpl_posted'])){
 492
 493       /* Save all posted vars */
 494       plugin::save_object();
 495
 496       /******
 497         Additional IP Host Numbers
 498        ******/
 499
 500       /* Get posts for all additionally added ipHostNumbers */
 501       if($this->acl_is_writeable("ipHostNumber")){
 502         foreach($this->additionalHostNumbers as $id => $value){
 503           if(isset($_POST['additionalHostNumbers_'.$id])){
 504             $this->additionalHostNumbers[$id] = get_post('additionalHostNumbers_'.$id);
 505           }
 506         }
 507       }
 508
 509
 510       /******
 511         DHCP posts
 512        ******/
 513
 514       if($this->acl_is_writeable("dhcpSetup") && $this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 515         foreach($this->dhcpAttributes as $attr){
 516           if(isset($_POST[$attr])){
 517             $this->$attr = $_POST[$attr];
 518           }
 519         }
 520         if(isset($_POST['dhcp_is_Account'])){
 521           $this->dhcp_is_Account = TRUE;
 522         }else{
 523           $this->dhcp_is_Account = FALSE;
 524         }
 525       }
 526
 527       /* Ge all non dns attributes (IP/MAC)*/
 528       foreach($this->attributes as $attr){
 529         if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 530           $this->$attr = $_POST[$attr];
 531         }
 532       }
 533
 534
 535       /******
 536         DNS posts
 537        ******/
 538
 539       /* Check if DNS should be enabled / disabled */
 540       if($this->DNS_is_account && $this->acl_is_writeable("dnsSetup") && !isset($_POST['DNS_is_account'])){
 541         $this->DNS_is_account = false;
 542       }elseif(!$this->DNS_is_account && $this->acl_is_writeable("dnsSetup") && isset($_POST['DNS_is_account'])){
 543         $this->DNS_is_account = true;
 544       }
 545
 546       /* Get dns attributes */
 547       if(($this->DNSenabled) && (isset($_POST['network_tpl_posted'])) && $this->acl_is_writeable("dnsSetup")){
 548
 549         /* Check for posted record changes */
 550         if(is_array($this->dnsEntry['RECORDS'])){
 551           foreach($this->dnsEntry['RECORDS'] as $key => $value){
 552
 553             /* Check if type has changed */
 554             if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 555               $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 556             }
 557             /* Check if value has changed */
 558             if(isset($_POST['RecordValue_'.$key])){
 559               $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 560             }
 561           }
 562         }
 563
 564         /* Get all basic DNS attributes (TTL, Clas ..)*/
 565         foreach($this->DNSattributes as $attr){
 566           if(isset($_POST[$attr])){
 567             $this->dnsEntry[$attr] = $_POST[$attr];
 568           }
 569         }
 570       }
 571       if($this->hide_dns_check_box){
 572         $this->DNS_is_account = true;
 573       }
 574     }
 575   }
 576
 577
 578   /* Check supplied data */
 579   function check()
 580   {
 581     /* Call common method to give check the hook */
 582     $message= plugin::check();
 583
 584     /******
 585       check additional IP Host Numbers
 586      ******/
 587
 588     foreach($this->additionalHostNumbers as $id => $value){
 589       if(!tests::is_ip($value)){
 590         $message[]= msgPool::invalid(sprintf(_("IP address %s"),($id +2)), "", "", "192.168.1.10");
 591       }
 592     }
 593
 594
 595     /* Check if mac and ip are already used */
 596     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 597         $this->ipHostNumber != $this->orig_ipHostNumber &&
 598         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 599       $message[]= msgPool::duplicated(_("IP address"));
 600     }
 601     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 602         $this->macAddress != $this->orig_macAddress &&
 603         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 604       $message[]= msgPool::duplicated(_("MAC address"));
 605     }
 606
 607     /* Check if ip must be given
 608      */
 609     if(($this->IPisMust)||($this->DNS_is_account)){
 610       if (empty($this->ipHostNumber)){
 611         $message[]= msgPool::required(_("IP address"));
 612       }elseif (!tests::is_ip($this->ipHostNumber)){
 613         $message[]= msgPool::invalid(_("IP address"), "", "", "192.168.1.10");
 614       }
 615     }
 616
 617     /* Check if mac is empty
 618      */
 619     if($this->MACisMust || $this->dhcp_is_Account){
 620       if ($this->macAddress == "" ){
 621         $message[]= msgPool::required(_("MAC address"));
 622       }elseif(!tests::is_mac($this->macAddress)){
 623         $message[]= msgPool::invalid(_("MAC address"), "", "", "00:0C:7F:31:33:F1");
 624       }
 625     }
 626
 627     /* only perfrom this checks if this is a valid DNS account */
 628     if($this->DNS_is_account){
 629
 630       $checkArray = array();
 631       $onlyOnce   = array();
 632
 633       //  $onlyOnce['cNAMERecord'] = 0;
 634        $tmp = array_flip($this->Zones);
 635        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 636        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 637          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 638          $message[] =sprintf(_("The IP address '%s' is not part of the selected reverse zone '%s'!"),$this->ipHostNumber,$tmp2);
 639        }
 640
 641       /* Walk through all entries and detect duplicates or mismatches
 642        */
 643       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 644
 645         /* Count record values, to detect duplicate entries for a specific record
 646          */
 647         if(!isset($checkArray[$values['type']][$values['value']])){
 648           $checkArray[$values['type']][$values['value']] = 0;
 649         }else{
 650           $message[] = sprintf(_("Record type '%s' is duplicated!"),$values['type']);
 651         }
 652
 653         /* Check if given entries in $onlyOnce are used more than once
 654          */
 655         if(isset($onlyOnce[$values['type']])){
 656           $onlyOnce[$values['type']] ++;
 657           if($onlyOnce[$values['type']] > 1){
 658             $message[] = sprintf(_("Uniq record type '%s' is duplicated!"),$values['type']);
 659           }
 660         }
 661
 662         /* Skip txt record ...
 663          */
 664         if($values['type'] == "tXTRecord") continue;
 665
 666         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 667          */
 668         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 669           #TODO: Where's the problem here?
 670           $message[]=sprintf(_("The IP address '%s' will be added as 'A Record', this will be done automatically, please remove the record."),
 671                $this->ipHostNumber);
 672         }
 673
 674         /* only lower-case is allowed in record entries ...
 675          */
 676         if($values['value'] != strtolower($values['value'])){
 677           #TODO: What's in values['value']? Something for a propper message?
 678           $message[] = sprintf(_("Only lowercase records are allowed, please check your '%ss'."),$values['type']);
 679         }
 680       }
 681     }
 682     return ($message);
 683   }
 684
 685
 686   /* Save to LDAP */
 687   function save()
 688   {
 689     $ldap= $this->config->get_ldap_link();
 690
 691     $dn = $this->parent->dn;
 692
 693     /*******************/
 694     /* IP-MAC HANDLING */
 695     /*******************/
 696
 697     /* $dn was posted as parameter */
 698     $this->dn = $dn;
 699
 700     /* Save DNS setting & ip/Mac*/
 701     plugin::save();
 702
 703     /* Add all additional ipHostNumbers now
 704      */
 705     if(!empty($this->ipHostNumber)){
 706       $this->attrs['ipHostNumber'] = array($this->ipHostNumber);
 707     }
 708     foreach($this->additionalHostNumbers as $value){
 709       $this->attrs['ipHostNumber'][] = $value;
 710     }
 711
 712     /* Write back to ldap */
 713     $ldap->cd($this->dn);
 714     $this->cleanup();
 715     $ldap->modify ($this->attrs);
 716
 717     /****************/
 718     /* DHCP HANDLING */
 719     /****************/
 720
 721     /* New entry */
 722     if($this->dhcpEnabled && $this->acl_is_writeable("dhcpSetup")) {
 723
 724       if(count($this->dhcpHostEntry) == 0){
 725         $this->dialog = new dhcpHost($this->parent,$this->dhcpParentNode,TRUE);
 726         $this->dialog->cn = $this->cn;
 727         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 728         if(!empty($this->ipHostNumber)){
 729           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 730         }
 731         $this->dialog->execute();
 732         $this->dialog->save_object();
 733         $this->dhcpHostEntry = $this->dialog->save();
 734         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 735           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 736         }
 737       }
 738
 739       /* Write mac address to dhcp settings */
 740       if($this->dhcp_is_Account){
 741         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 742             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 743           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 744           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 745         }
 746       }
 747
 748       /* Updated IP host number */
 749       if($this->dhcp_is_Account){
 750         foreach($this->dhcpHostEntry['dhcpStatements'] as $id => $value){
 751           if(preg_match("/^fixed-address/",$value)){
 752             $this->dhcpHostEntry['dhcpStatements'][$id] = "fixed-address ".$this->ipHostNumber;
 753             $this->dhcpHostEntry['MODIFIED'] = TRUE;
 754           }
 755         }
 756       }
 757
 758       /* Unset dhcpStatements if this attribute is empty  */
 759       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 760           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 761         unset($this->dhcpHostEntry['dhcpStatements']);
 762       }
 763
 764       /* DHCP removed */
 765       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 766         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 767         if (!$ldap->success()){
 768           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 769         }
 770
 771         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 772         $tmp->handle_post_events("remove");
 773       }
 774
 775       /* DHCP Added */
 776       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 777         $attrs = $this->dhcpHostEntry;
 778         unset($attrs['MODIFIED']);
 779         unset($attrs['dn']);
 780         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 781         $res = $ldap->add($attrs);
 782
 783         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 784         $tmp->handle_post_events("add");
 785
 786         if (!$ldap->success()){
 787           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 788         }
 789       }
 790
 791       /* DHCP still activated */
 792       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 793
 794         /* DHCP node changed */
 795         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 796            ($this->cn != $this->OrigCn)){
 797           $attrs = $this->dhcpHostEntry;
 798           $attrs['cn'] = $this->cn;
 799           unset($attrs['dn']);
 800           unset($attrs['MODIFIED']);
 801           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 802           $res = $ldap->add($attrs);
 803
 804           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 805           $tmp->handle_post_events("modify");
 806
 807           if (!$ldap->success()){
 808             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 809           }
 810           if($res){
 811             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 812             if (!$ldap->success()){
 813               msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 814             }
 815           }
 816         }
 817
 818         /* SAME node but modified */
 819         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 820             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 821           $attrs = $this->dhcpHostEntry;
 822           unset($attrs['dn']);
 823           unset($attrs['MODIFIED']);
 824           $ldap->cd($this->dhcpHostEntry['dn']);
 825           $ldap->modify($attrs);
 826
 827           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 828           $tmp->handle_post_events("modify");
 829
 830           if (!$ldap->success()){
 831             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_MOD, get_class()));
 832           }
 833         }
 834       }
 835     }
 836     $this->dialog = FALSE;
 837
 838     /****************/
 839     /* DNS HANDLING */
 840     /****************/
 841
 842     /* If isn't DNS account but initially was DNS account
 843        remove all DNS entries
 844      */
 845     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 846       return;
 847     }elseif($this->acl_is_writeable("dnsSetup")){
 848
 849       /* Add ipHostNumber to aRecords
 850        */
 851       $backup_dnsEntry = $this->dnsEntry;
 852       if(!empty($this->ipHostNumber)){
 853         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 854         $ptr = $this->get_pTRRecord();
 855         if(!empty($ptr)){
 856           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 857         }
 858       }
 859
 860       /* Create diff and follow instructions
 861        * If Account was disabled, remove account by setting exists to false
 862        */
 863       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 864         $this->dnsEntry['exists'] = false;
 865         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 866       }else{
 867         $this->dnsEntry['exists'] = $this->DNS_is_account;
 868         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 869       }
 870
 871       /* move follwoing entries
 872        */
 873       foreach($tmp['move'] as $src => $dst){
 874         $this->recursive_move($src,$dst);
 875       }
 876
 877       /* Delete dns */
 878       foreach($tmp['del'] as $dn => $del){
 879         $ldap->cd($dn);
 880         $ldap->rmdir_recursive($dn);
 881         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 882       }
 883
 884       /* Add || Update new DNS entries
 885        */
 886       foreach($tmp['add'] as $dn => $attrs){
 887         $ldap->cd($dn);
 888         $ldap->cat($dn, array('dn'));
 889         if(count($ldap->fetch())){
 890           $ldap->cd($dn);
 891           $ldap->modify ($attrs);
 892         }else{
 893           $ldap->cd($dn);
 894           $ldap->add($attrs);
 895         }
 896         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 897       }
 898
 899
 900       /* Display errors
 901        */
 902       if (!$ldap->success()){
 903         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, 0, get_class()));
 904       }
 905
 906       $tmp2 = new servdns($this->config,$this->dn);
 907       $tmp2->handle_post_events("modify");
 908
 909       $this->dnsEntry =  $backup_dnsEntry;
 910     }
 911   }
 912
 913   /*  Create html table with all used record types
 914    */
 915   function generateRecordsList()
 916   {
 917     $changeStateForRecords = "";
 918
 919     if(!$this->DNS_is_account) {
 920       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 921       return(array("str" => $str, "changeStateForRecords"=> ""));
 922     }
 923
 924     $str = "<table summary='' width='100%'>";
 925     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 926
 927         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 928         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 929         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 930
 931         $str.=" <tr>".
 932           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 933           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 934           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 935           "</tr>";
 936     }
 937
 938     $str.= "  <tr>".
 939            "    <td colspan=2 width='50%'></td><td>".
 940            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 941            "    </td>".
 942            "  </tr>".
 943            "</table>";
 944      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 945     return($ret);
 946   }
 947
 948
 949   /* Create a html select box which allows us to select different types of records
 950    */
 951   function generateRecordListBox($selected,$name)
 952   {
 953     $str = "<select name='".$name."' id='".$name."'>";
 954     foreach($this->RecordTypes as $type => $value){
 955       $use = "";
 956       if($type == $selected){
 957         $use = " selected ";
 958       }
 959       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 960     }
 961     $str.="</select>";
 962     return($str);
 963   }
 964
 965
 966   /* Return plugin informations for acl handling  */
 967   static function plInfo()
 968   {
 969     $tmp =  array(
 970         "plShortName"   => _("DNS"),
 971         "plDescription" => _("DNS settings"),
 972         "plSelfModify"  => FALSE,
 973         "plDepends"     => array(),
 974         "plPriority"    => 5,
 975         "plSection"     => array("administration"),
 976         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 977
 978         "plProvidedAcls"=> array(
 979           "ipHostNumber"  => _("IP address"),
 980           "macAddress"    => _("MAC address"))
 981         );
 982
 983     /* Hide all dns/dhcp configurations if not available
 984      */
 985     if(class_available("servdns")){
 986       $tmp['plProvidedAcls']["dnsSetup"]    = _("DNS configuration");
 987     }
 988     if(class_available("servdhcp")){
 989       $tmp['plProvidedAcls']["dhcpSetup"]   = _("DHCP configuration");
 990     }
 991     return($tmp);
 992   }
 993
 994
 995   function get_dhcp_host_entry()
 996   {
 997     $attrs = array();
 998     $dn = $this->get_dhcp_host_entry_dn();
 999     if($dn){
1000       $ldap = $this->config->get_ldap_link();
1001       $ldap->cd($this->config->current['BASE']);
1002       $ldap->cat($dn,array("*"));
1003       if($ldap->count()){
1004         $attrs = $ldap->fetch();
1005         foreach($attrs as $key => $value){
1006           if(is_numeric($key) || ($key == "count")){
1007             unset($attrs[$key]);
1008           }
1009           if(is_array($value) && isset($value['count'])){
1010             unset($attrs[$key]['count']);
1011           }
1012         }
1013       }
1014     }
1015     return($attrs);
1016   }
1017
1018
1019   function get_dhcp_host_entry_dn()
1020   {
1021     $ldap = $this->config->get_ldap_link();
1022     $ldap->cd($this->config->current['BASE']);
1023     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
1024
1025     if($ldap->count()){
1026       $attr = $ldap->fetch();
1027       return($attr['dn']);
1028     }else{
1029       return("");
1030     }
1031   }
1032
1033
1034   function get_dhcp_parent_node()
1035   {
1036     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
1037   }
1038
1039
1040   function get_dhcp_parent_nodes()
1041   {
1042     $ldap = $this->config->get_ldap_link();
1043     $ldap->cd($this->config->current['BASE']);
1044     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
1045
1046     $dhcp_dns = array();
1047     while($attr = $ldap->fetch()){
1048       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
1049     }
1050
1051     foreach($dhcp_dns as $key => $pri_dns){
1052       $ldap->cat($pri_dns,array("cn"));
1053       $tmp = $ldap->fetch();
1054       if(isset($tmp['cn'][0])){
1055         $dhcp_dns[$key] = $tmp['cn'][0];
1056       }else{
1057         unset($dhcp_dns[$key]);
1058       }
1059     }
1060
1061     $tmp = $tmp2 = array();
1062     foreach($dhcp_dns as $dn => $cn){
1063       $ldap->cd($dn);
1064       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
1065                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
1066       while($attr = $ldap->fetch()){
1067         $tmp[$attr['dn']] = $attr['cn'][0];
1068       }
1069       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
1070     }
1071     return($tmp2);
1072   }
1073
1074
1075   /* this function returns the default ptr record entry */
1076   function get_pTRRecord()
1077   {
1078     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
1079       $ldap = $this->config->get_ldap_link();
1080       $ldap->cat(DNS::getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
1081       $attrs = $ldap->fetch();
1082       $tmp = array_flip($this->Zones);
1083       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
1084       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
1085       $ptr = preg_replace("/^".normalizePreg(DNS::FlipIp($tmp))."\./","",$this->ipHostNumber);
1086       return($ptr);
1087     }else{
1088       return(FALSE);
1089     }
1090   }
1091
1092
1093   function generateRandomIP($net = "")
1094   {
1095     $str = $net;
1096     $cnt = 4;
1097     while(substr_count($str,".") < 3 && $cnt > 0){
1098       $str .= ".".rand(0,255);
1099       $str = preg_replace("/\.\.*/",".",$str);
1100       $str = trim($str,". ");
1101       $cnt --;
1102     }
1103     return($str);
1104   }
1105
1106
1107   function create_tree($arr,$base,$current = "")
1108   {
1109     $ret = array();
1110     foreach($arr as $r => $name){
1111       $base_part = str_replace($base,"",$r);
1112       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
1113         $ret[$r] = $current.$name;
1114         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
1115         foreach($tmp as $sub_key => $sub_name){
1116           $ret[$sub_key] = $sub_name;
1117         }
1118       }
1119     }
1120     return($ret);
1121   }
1122
1123   function force_dns()
1124   {
1125     if($this->DNSenabled){
1126
1127       /* Only force DNS account, if we have at least on dns Zone */
1128       if(count($this->Zones)){
1129         $this->DNS_is_account  = TRUE;
1130         $this->hide_dns_check_box = TRUE;
1131       }
1132     }
1133   }
1134 }
1135
1136 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1137 ?>