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