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     $display= "";
 264
 265     /**********
 266      * Additional ipHostNumber handling
 267      **********/
 268
 269     /* Add a new one */
 270     if($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->dhcpParentNode,TRUE);
 317       }else{
 318         $this->dialog = new dhcpHost($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']) && $this->acl_is_writeable("Records")){
 551           foreach($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         /* Get all basic DNS attributes (TTL, Clas ..)*/
 564         foreach($this->DNSattributes as $attr){
 565           if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 566             $this->dnsEntry[$attr] = $_POST[$attr];
 567           }
 568         }
 569
 570
 571       }
 572       if($this->hide_dns_check_box){
 573         $this->DNS_is_account = true;
 574       }
 575     }
 576   }
 577
 578
 579   /* Check supplied data */
 580   function check()
 581   {
 582     /* Call common method to give check the hook */
 583     $message= plugin::check();
 584
 585     /******
 586       check additional IP Host Numbers
 587      ******/
 588
 589     foreach($this->additionalHostNumbers as $id => $value){
 590       if(!tests::is_ip($value)){
 591         $message[]= msgPool::invalid(sprintf(_("IP address #%s"),($id +2)), "", "", "192.168.1.10");
 592       }
 593     }
 594
 595
 596     /* Check if mac and ip are already used */
 597     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 598         $this->ipHostNumber != $this->orig_ipHostNumber &&
 599         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 600       $message[]= msgPool::duplicated(_("IP address"));
 601     }
 602     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 603         $this->macAddress != $this->orig_macAddress &&
 604         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 605       $message[]= msgPool::duplicated(_("MAC address"));
 606     }
 607
 608     /* Check if ip must be given
 609      */
 610     if(($this->IPisMust)||($this->DNS_is_account)){
 611       if (empty($this->ipHostNumber)){
 612         $message[]= msgPool::required(_("IP address"));
 613       }elseif (!tests::is_ip($this->ipHostNumber)){
 614         $message[]= msgPool::invalid(_("IP address"), "", "", "192.168.1.10");
 615       }
 616     }
 617
 618     /* Check if mac is empty
 619      */
 620     if($this->MACisMust || $this->dhcp_is_Account){
 621       if ($this->macAddress == "" ){
 622         $message[]= msgPool::required(_("MAC address"));
 623       }elseif(!tests::is_mac($this->macAddress)){
 624         $message[]= msgPool::invalid(_("MAC address"), "", "", "00:0C:7F:31:33:F1");
 625       }
 626     }
 627
 628     /* only perfrom this checks if this is a valid DNS account */
 629     if($this->DNS_is_account){
 630
 631       $checkArray = array();
 632       $onlyOnce   = array();
 633
 634       //  $onlyOnce['cNAMERecord'] = 0;
 635        $tmp = array_flip($this->Zones);
 636        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 637        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 638          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 639          $message[] =sprintf(_("The IP address '%s' is not part of the selected reverse zone '%s'!"),$this->ipHostNumber,$tmp2);
 640        }
 641
 642       /* Walk through all entries and detect duplicates or mismatches
 643        */
 644       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 645
 646         /* Count record values, to detect duplicate entries for a specific record
 647          */
 648         if(!isset($checkArray[$values['type']][$values['value']])){
 649           $checkArray[$values['type']][$values['value']] = 0;
 650         }else{
 651           $message[] = sprintf(_("Record type '%s' is duplicated!"),$values['type']);
 652         }
 653
 654         /* Check if given entries in $onlyOnce are used more than once
 655          */
 656         if(isset($onlyOnce[$values['type']])){
 657           $onlyOnce[$values['type']] ++;
 658           if($onlyOnce[$values['type']] > 1){
 659             $message[] = sprintf(_("Uniq record type '%s' is duplicated!"),$values['type']);
 660           }
 661         }
 662
 663         /* Skip txt record ...
 664          */
 665         if($values['type'] == "tXTRecord") continue;
 666
 667         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 668          */
 669         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 670           #TODO: Where's the problem here?
 671           $message[]=sprintf(_("The IP address '%s' will be added as 'A Record', this will be done automatically, please remove the record."),
 672                $this->ipHostNumber);
 673         }
 674
 675         /* only lower-case is allowed in record entries ...
 676          */
 677         if($values['value'] != strtolower($values['value'])){
 678           #TODO: What's in values['value']? Something for a propper message?
 679           $message[] = sprintf(_("Only lowercase records are allowed, please check your '%ss'."),$values['type']);
 680         }
 681       }
 682     }
 683     return ($message);
 684   }
 685
 686
 687   /* Save to LDAP */
 688   function save()
 689   {
 690     $ldap= $this->config->get_ldap_link();
 691
 692     $dn = $this->parent->dn;
 693
 694     /*******************/
 695     /* IP-MAC HANDLING */
 696     /*******************/
 697
 698     /* $dn was posted as parameter */
 699     $this->dn = $dn;
 700
 701     /* Save DNS setting & ip/Mac*/
 702     plugin::save();
 703
 704     /* Add all additional ipHostNumbers now
 705      */
 706     if(!empty($this->ipHostNumber)){
 707       $this->attrs['ipHostNumber'] = array($this->ipHostNumber);
 708     }
 709     foreach($this->additionalHostNumbers as $value){
 710       $this->attrs['ipHostNumber'][] = $value;
 711     }
 712
 713     /* Write back to ldap */
 714     $ldap->cd($this->dn);
 715     $this->cleanup();
 716     $ldap->modify ($this->attrs);
 717
 718     /****************/
 719     /* DHCP HANDLING */
 720     /****************/
 721
 722     /* New entry */
 723     if($this->dhcpEnabled && $this->acl_is_writeable("dhcpSetup")) {
 724
 725       if(count($this->dhcpHostEntry) == 0){
 726         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 727         $this->dialog->cn = $this->cn;
 728         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 729         if(!empty($this->ipHostNumber)){
 730           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 731         }
 732         $this->dialog->execute();
 733         $this->dialog->save_object();
 734         $this->dhcpHostEntry = $this->dialog->save();
 735         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 736           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 737         }
 738       }
 739
 740       /* Write mac address to dhcp settings */
 741       if($this->dhcp_is_Account){
 742         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 743             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 744           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 745           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 746         }
 747       }
 748
 749       /* Updated IP host number */
 750       if($this->dhcp_is_Account){
 751         foreach($this->dhcpHostEntry['dhcpStatements'] as $id => $value){
 752           if(preg_match("/^fixed-address/",$value)){
 753             $this->dhcpHostEntry['dhcpStatements'][$id] = "fixed-address ".$this->ipHostNumber;
 754             $this->dhcpHostEntry['MODIFIED'] = TRUE;
 755           }
 756         }
 757       }
 758
 759       /* Unset dhcpStatements if this attribute is empty  */
 760       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 761           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 762         unset($this->dhcpHostEntry['dhcpStatements']);
 763       }
 764
 765       /* DHCP removed */
 766       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 767         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 768         if (!$ldap->success()){
 769           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 770         }
 771
 772         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 773         $tmp->handle_post_events("remove");
 774       }
 775
 776       /* DHCP Added */
 777       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 778         $attrs = $this->dhcpHostEntry;
 779         unset($attrs['MODIFIED']);
 780         unset($attrs['dn']);
 781         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 782         $res = $ldap->add($attrs);
 783
 784         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 785         $tmp->handle_post_events("add");
 786
 787         if (!$ldap->success()){
 788           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 789         }
 790       }
 791
 792       /* DHCP still activated */
 793       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 794
 795         /* DHCP node changed */
 796         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 797            ($this->cn != $this->OrigCn)){
 798           $attrs = $this->dhcpHostEntry;
 799           $attrs['cn'] = $this->cn;
 800           unset($attrs['dn']);
 801           unset($attrs['MODIFIED']);
 802           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 803           $res = $ldap->add($attrs);
 804
 805           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 806           $tmp->handle_post_events("modify");
 807
 808           if (!$ldap->success()){
 809             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 810           }
 811           if($res){
 812             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 813             if (!$ldap->success()){
 814               msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 815             }
 816           }
 817         }
 818
 819         /* SAME node but modified */
 820         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 821             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 822           $attrs = $this->dhcpHostEntry;
 823           unset($attrs['dn']);
 824           unset($attrs['MODIFIED']);
 825           $ldap->cd($this->dhcpHostEntry['dn']);
 826           $ldap->modify($attrs);
 827
 828           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 829           $tmp->handle_post_events("modify");
 830
 831           if (!$ldap->success()){
 832             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_MOD, get_class()));
 833           }
 834         }
 835       }
 836     }
 837     $this->dialog = FALSE;
 838
 839     /****************/
 840     /* DNS HANDLING */
 841     /****************/
 842
 843     /* If isn't DNS account but initially was DNS account
 844        remove all DNS entries
 845      */
 846     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 847       return;
 848     }elseif($this->acl_is_writeable("dnsSetup")){
 849
 850       /* Add ipHostNumber to aRecords
 851        */
 852       $backup_dnsEntry = $this->dnsEntry;
 853       if(!empty($this->ipHostNumber)){
 854         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 855         $ptr = $this->get_pTRRecord();
 856         if(!empty($ptr)){
 857           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 858         }
 859       }
 860
 861       /* Create diff and follow instructions
 862        * If Account was disabled, remove account by setting exists to false
 863        */
 864       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 865         $this->dnsEntry['exists'] = false;
 866         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 867       }else{
 868         $this->dnsEntry['exists'] = $this->DNS_is_account;
 869         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 870       }
 871
 872       /* move follwoing entries
 873        */
 874       foreach($tmp['move'] as $src => $dst){
 875         $this->recursive_move($src,$dst);
 876       }
 877
 878       /* Delete dns */
 879       foreach($tmp['del'] as $dn => $del){
 880         $ldap->cd($dn);
 881         $ldap->rmdir_recursive($dn);
 882         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 883       }
 884
 885       /* Add || Update new DNS entries
 886        */
 887       foreach($tmp['add'] as $dn => $attrs){
 888         $ldap->cd($dn);
 889         $ldap->cat($dn, array('dn'));
 890         if(count($ldap->fetch())){
 891           $ldap->cd($dn);
 892           $ldap->modify ($attrs);
 893         }else{
 894           $ldap->cd($dn);
 895           $ldap->add($attrs);
 896         }
 897         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 898       }
 899
 900
 901       /* Display errors
 902        */
 903       if (!$ldap->success()){
 904         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, 0, get_class()));
 905       }
 906
 907       $tmp2 = new servdns($this->config,$this->dn);
 908       $tmp2->handle_post_events("modify");
 909
 910       $this->dnsEntry =  $backup_dnsEntry;
 911     }
 912   }
 913
 914   /*  Create html table with all used record types
 915    */
 916   function generateRecordsList()
 917   {
 918     $changeStateForRecords = "";
 919
 920     if(!$this->DNS_is_account) {
 921       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 922       return(array("str" => $str, "changeStateForRecords"=> ""));
 923     }
 924
 925     $str = "<table summary='' width='100%'>";
 926     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 927
 928         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 929         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 930         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 931
 932         $str.=" <tr>".
 933           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 934           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 935           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 936           "</tr>";
 937     }
 938
 939     $str.= "  <tr>".
 940            "    <td colspan=2 width='50%'></td><td>".
 941            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 942            "    </td>".
 943            "  </tr>".
 944            "</table>";
 945      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 946     return($ret);
 947   }
 948
 949
 950   /* Create a html select box which allows us to select different types of records
 951    */
 952   function generateRecordListBox($selected,$name)
 953   {
 954     $str = "<select name='".$name."' id='".$name."'>";
 955     foreach($this->RecordTypes as $type => $value){
 956       $use = "";
 957       if($type == $selected){
 958         $use = " selected ";
 959       }
 960       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 961     }
 962     $str.="</select>";
 963     return($str);
 964   }
 965
 966
 967   /* Return plugin informations for acl handling  */
 968   static function plInfo()
 969   {
 970     $tmp =  array(
 971         "plShortName"   => _("DNS"),
 972         "plDescription" => _("DNS settings"),
 973         "plSelfModify"  => FALSE,
 974         "plDepends"     => array(),
 975         "plPriority"    => 5,
 976         "plSection"     => array("administration"),
 977         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 978
 979         "plProvidedAcls"=> array(
 980           "ipHostNumber"  => _("IP address"),
 981           "macAddress"    => _("MAC address"))
 982         );
 983
 984     /* Hide all dns/dhcp configurations if not available
 985      */
 986     if(class_available("servdns")){
 987       $tmp['plProvidedAcls']["dnsSetup"]    = _("DNS configuration");
 988     }
 989     if(class_available("servdhcp")){
 990       $tmp['plProvidedAcls']["dhcpSetup"]   = _("DHCP configuration");
 991     }
 992     return($tmp);
 993   }
 994
 995
 996   function get_dhcp_host_entry()
 997   {
 998     $attrs = array();
 999     $dn = $this->get_dhcp_host_entry_dn();
1000     if($dn){
1001       $ldap = $this->config->get_ldap_link();
1002       $ldap->cd($this->config->current['BASE']);
1003       $ldap->cat($dn,array("*"));
1004       if($ldap->count()){
1005         $attrs = $ldap->fetch();
1006         foreach($attrs as $key => $value){
1007           if(is_numeric($key) || ($key == "count")){
1008             unset($attrs[$key]);
1009           }
1010           if(is_array($value) && isset($value['count'])){
1011             unset($attrs[$key]['count']);
1012           }
1013         }
1014       }
1015     }
1016     return($attrs);
1017   }
1018
1019
1020   function get_dhcp_host_entry_dn()
1021   {
1022     $ldap = $this->config->get_ldap_link();
1023     $ldap->cd($this->config->current['BASE']);
1024     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
1025
1026     if($ldap->count()){
1027       $attr = $ldap->fetch();
1028       return($attr['dn']);
1029     }else{
1030       return("");
1031     }
1032   }
1033
1034
1035   function get_dhcp_parent_node()
1036   {
1037     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
1038   }
1039
1040
1041   function get_dhcp_parent_nodes()
1042   {
1043     $ldap = $this->config->get_ldap_link();
1044     $ldap->cd($this->config->current['BASE']);
1045     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
1046
1047     $dhcp_dns = array();
1048     while($attr = $ldap->fetch()){
1049       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
1050     }
1051
1052     foreach($dhcp_dns as $key => $pri_dns){
1053       $ldap->cat($pri_dns,array("cn"));
1054       $tmp = $ldap->fetch();
1055       if(isset($tmp['cn'][0])){
1056         $dhcp_dns[$key] = $tmp['cn'][0];
1057       }else{
1058         unset($dhcp_dns[$key]);
1059       }
1060     }
1061
1062     $tmp = $tmp2 = array();
1063     foreach($dhcp_dns as $dn => $cn){
1064       $ldap->cd($dn);
1065       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
1066                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
1067       while($attr = $ldap->fetch()){
1068         $tmp[$attr['dn']] = $attr['cn'][0];
1069       }
1070       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
1071     }
1072     return($tmp2);
1073   }
1074
1075
1076   /* this function returns the default ptr record entry */
1077   function get_pTRRecord()
1078   {
1079     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
1080       $ldap = $this->config->get_ldap_link();
1081       $ldap->cat(DNS::getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
1082       $attrs = $ldap->fetch();
1083       $tmp = array_flip($this->Zones);
1084       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
1085       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
1086       $ptr = preg_replace("/^".normalizePreg(DNS::FlipIp($tmp))."\./","",$this->ipHostNumber);
1087       return($ptr);
1088     }else{
1089       return(FALSE);
1090     }
1091   }
1092
1093
1094   function generateRandomIP($net = "")
1095   {
1096     $str = $net;
1097     $cnt = 4;
1098     while(substr_count($str,".") < 3 && $cnt > 0){
1099       $str .= ".".rand(0,255);
1100       $str = preg_replace("/\.\.*/",".",$str);
1101       $str = trim($str,". ");
1102       $cnt --;
1103     }
1104     return($str);
1105   }
1106
1107
1108   function create_tree($arr,$base,$current = "")
1109   {
1110     $ret = array();
1111     foreach($arr as $r => $name){
1112       $base_part = str_replace($base,"",$r);
1113       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
1114         $ret[$r] = $current.$name;
1115         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
1116         foreach($tmp as $sub_key => $sub_name){
1117           $ret[$sub_key] = $sub_name;
1118         }
1119       }
1120     }
1121     return($ret);
1122   }
1123
1124   function force_dns()
1125   {
1126     if($this->DNSenabled){
1127
1128       /* Only force DNS account, if we have at least on dns Zone */
1129       if(count($this->Zones)){
1130         $this->DNS_is_account  = TRUE;
1131         $this->hide_dns_check_box = TRUE;
1132       }
1133     }
1134   }
1135 }
1136
1137 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1138 ?>