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

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