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

   1 <?php
   2 /*
   3  * This code is part of GOsa (http://www.gosa-project.org)
   4  * Copyright (C) 2003-2008 GONICUS GmbH
   5  *
   6  * ID: $$Id$$
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 class termDNS extends plugin
  24 {
  25   /* attribute list for save action */
  26   var $ignore_account = true;
  27
  28   /* Basic informations
  29    */
  30   var $attributes     = array("ipHostNumber","macAddress");
  31   var $objectclasses  = array("whatever");
  32
  33   var $ipHostNumber          = "";    // IP address
  34   var $additionalHostNumbers = array();
  35   var $macAddress            = "";    // Mac address
  36
  37   var $orig_ipHostNumber   = "";    // IP address
  38   var $orig_macAddress     = "";    // Mac address
  39
  40   var $cn             = "";    // CN of currently edited device
  41   var $OrigCn         = "";    // Initial cn
  42   var $IPisMust       = false;
  43   var $MACisMust      = false;
  44   var $dialog         = false;
  45
  46   /* DCHP Attributes
  47    */
  48   var $dhcpAttributes           = array("dhcpParentNode");
  49   var $dhcpEnabled              = FALSE;
  50   var $dhcp_is_Account          = FALSE;
  51   var $dhcpParentNodes          = array();
  52   var $dhcpParentNode           = "";
  53   var $dhcpHostEntry            = array();
  54   var $initial_dhcpParentNode   = "";
  55   var $initial_dhcpHostEntry    = array();
  56   var $initial_dhcp_is_Account  = FALSE;
  57
  58   var $used_ip_mac              = array();
  59
  60   /* DNS attributes
  61    */
  62   var $DNSattributes            = array("zoneName","dNSTTL");
  63   var $DNS_is_account           = false;
  64   var $initially_was_account = false;
  65   var $dnsEntry                 = array();
  66   var $DNSenabled               = false;
  67   var $hide_dns_check_box       = FALSE;
  68
  69   /*  Terminal dns
  70    */
  71   function termDNS (&$config, $parent,$objectClasses,$IPisMust = false)
  72   {
  73     /* We need to know which objectClasses are used, to store the ip/mac
  74      * Because of different type of devices
  75      */
  76     $this->parent         = $parent;
  77     $this->objectclasses  =  $objectClasses;
  78     $this->IPisMust       = $IPisMust;
  79
  80     plugin::plugin ($config, $parent->dn);
  81
  82     if(isset($this->attrs['cn'][0])){
  83       $this->OrigCn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  84       $this->cn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  85     }
  86
  87     /* Create list of additional ipHostNumber.
  88      */
  89     $this->additionalHostNumbers = array();
  90     if(isset($this->attrs['ipHostNumber']) && $this->attrs['ipHostNumber']['count'] > 1){
  91       for($i = 1 ; $i < $this->attrs['ipHostNumber']['count']; $i ++){
  92         $this->additionalHostNumbers[] = $this->attrs['ipHostNumber'][$i];
  93       }
  94     }
  95
  96     /************
  97      * DHCP
  98      ************/
  99
 100     /* Hide all dhcp specific code, if dhcp plugin is not present in config */
 101     $dhcpEnabled = FALSE;
 102     if($this->config->search("servdhcp","class",array("tabs"))){
 103       $this->dhcpEnabled = TRUE;
 104     }
 105
 106     if(!class_available("dhcpHost")){
 107       $this->dhcpEnabled = FALSE;
 108     }
 109
 110     if($this->dhcpEnabled){
 111       $this->dhcpParentNodes = $this->get_dhcp_parent_nodes();
 112       $this->dhcpParentNode  = $this->get_dhcp_parent_node();
 113       if($this->dhcpParentNode){
 114         $this->dhcp_is_Account = TRUE;
 115         $this->initial_dhcp_is_Account = TRUE;
 116         $this->dhcpHostEntry  = $this->get_dhcp_host_entry();
 117       }
 118       $this->initial_dhcpHostEntry = $this->dhcpHostEntry;
 119       $this->initial_dhcpParentNode= $this->dhcpParentNode;
 120     }
 121
 122
 123     /************
 124      * DNS
 125      ************/
 126
 127     /* Hide all dns specific code, if dns is not available
 128      */
 129     $DNSenabled = false;
 130     foreach($this->config->data['TABS']['SERVERSERVICE'] as $tab){
 131       if(preg_match("/^servdns$/",$tab['CLASS'])){
 132         $this->DNSenabled = true;
 133       }
 134     }
 135
 136     if(!class_available("DNS")){
 137       $this->DNSenabled = FALSE;
 138     }
 139
 140     if(!$this->DNSenabled){
 141       $this->DNS_is_account = false;
 142       return;
 143     }
 144
 145     if($this->DNSenabled){
 146
 147       /* Get Zones
 148        */
 149       $this->Zones        = DNS::getAvailableZones($config);
 150
 151       /* Get Entry
 152        */
 153       $this->dnsEntry     = DNS::getDNSHostEntries($config,$this->OrigCn);
 154
 155       /* Remove A record which equals $this->ipHostNumber
 156        */
 157       $ptr = $this->get_pTRRecord();
 158       foreach($this->dnsEntry['RECORDS'] as $key => $rec){
 159         if(($rec['type'] == "aRecord") && ($rec['value'] == $this->ipHostNumber)){
 160           unset($this->dnsEntry['RECORDS'][$key]);
 161         }
 162         if(($rec['type'] == "pTRRecord") && ($rec['value'] == $ptr)){
 163           unset($this->dnsEntry['RECORDS'][$key]);
 164         }
 165       }
 166
 167       /* Get Record types
 168        */
 169       $this->RecordTypes  = DNS::getDnsRecordTypes();
 170
 171       /* If there is at least one entry in this -> types, we have DNS enabled
 172        */
 173       if($this->dnsEntry['exists']){
 174         $this->DNS_is_account = true;
 175       }else{
 176         $this->DNS_is_account = false;
 177       }
 178     }
 179
 180     /* Create a list of used mac and ip addresses.
 181
 182        ! We use this optically huge amount of code to fetch all
 183        Mac and IP addresses, because a simple search for mac and IP
 184        over the whole ldap server was 10 to 20 times slower.
 185      */
 186     $deps  = array();
 187     $ou = preg_replace("/,.*$/","",get_ou("systemRDN"));
 188     $a_ous = array(get_ou("serverRDN"),
 189                   get_ou("terminalRDN"),
 190                   get_ou("workstationRDN"),
 191                   get_ou("printerRDN"),
 192                   get_ou("phoneRDN"),
 193                   get_ou("componentRDN"));
 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     $smarty->assign("autonetACL",$this->acl_is_writeable("macAddress").$this->acl_is_writeable("ipHostNumber"));
 258
 259     $tmp = $this->plInfo();
 260     foreach($tmp['plProvidedAcls'] as $name => $translation){
 261       $smarty->assign($name."ACL",$this->getacl($name));
 262     }
 263
 264     $display= "";
 265
 266     /**********
 267      * Additional ipHostNumber handling
 268      **********/
 269
 270     /* Add a new one */
 271     if($this->acl_is_writeable("ipHostNumber")){
 272       foreach($_POST as $name => $value){
 273         if(preg_match("/^additionalHostNumbers_add/",$name)){
 274           $this->additionalHostNumbers[] = "";
 275           break;
 276         }
 277
 278         /* Delete given entry */
 279         if(preg_match("/^additionalHostNumbers_del_/",$name)){
 280           $id = preg_replace("/^^additionalHostNumbers_del_([0-9]*)_.*/","\\1",$name);
 281           if(isset($this->additionalHostNumbers[$id])){
 282             unset($this->additionalHostNumbers[$id]);
 283             $this->additionalHostNumbers = array_values($this->additionalHostNumbers);
 284           }
 285           break;
 286         }
 287       }
 288     }
 289
 290     $smarty->assign("additionalHostNumbers",$this->additionalHostNumbers);
 291     $smarty->assign("staticAddress", "");
 292
 293     /**********
 294      * Autonet completion
 295      **********/
 296
 297     /* Check for autonet button */
 298     if (isset($_POST['autonet']) && ($this->acl_is_writeable("ipHostNumber") || $this->acl_is_writeable("macAddress"))){
 299       $d= new gosaSupportDaemon(TRUE, 0.5);
 300       $res= $d->_send("<xml><header>gosa_network_completition</header>".
 301           "<source>GOSA</source><target>GOSA</target><hostname>".$this->cn."</hostname></xml>", TRUE);
 302       if (isset($res['XML']['IP']) && $this->acl_is_writeable("ipHostNumber")){
 303         $this->ipHostNumber= $res['XML']['IP'];
 304       }
 305       if (isset($res['XML']['MAC']) && $this->acl_is_writeable("macAddress")){
 306         $this->macAddress= $res['XML']['MAC'];
 307       }
 308     }
 309
 310
 311     /**********
 312      * DHCP Handling
 313      **********/
 314
 315     if(isset($_POST['dhcpEditOptions']) && $this->acl_is_readable("dhcpSetup")){
 316       if(count($this->dhcpHostEntry) == 0){
 317         $this->dialog = new dhcpHost($this->parent,$this->dhcpParentNode,TRUE);
 318       }else{
 319         $this->dialog = new dhcpHost($this->parent,$this->dhcpHostEntry,TRUE);
 320       }
 321       $this->dialog->cn   = $this->cn;
 322       $this->dialog->read_only     = !$this->acl_is_writeable("dhcpSetup");
 323       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 324       if(!empty($this->ipHostNumber)){
 325         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 326       }
 327     }
 328
 329     if(isset($_POST['cancel_dhcp'])){
 330       $this->dialog = FALSE;
 331     }
 332
 333     if(isset($_POST['save_dhcp']) && $this->acl_is_writeable("dhcpSetup")){
 334       $this->dialog->save_object();
 335       $msgs = $this->dialog->check(array());
 336       if(count($msgs)){
 337         foreach($msgs as $msg){
 338           msg_dialog::display(_("Error"), $msg, ERROR_DIALOG);
 339         }
 340       }else{
 341         $this->dhcpHostEntry = $this->dialog->save();
 342         $this->dialog = FALSE;
 343       }
 344     }
 345
 346     if(is_object($this->dialog)){
 347       $this->dialog->save_object();
 348       return($this->dialog->execute());
 349     }
 350
 351     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled && $this->acl_is_readable("dhcpSetup"));
 352     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 353     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 354     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 355     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 356
 357     /**********
 358      * DNS Handling
 359      **********/
 360
 361     /* There is no dns available
 362      */
 363     $smarty->assign("DNS_is_account",$this->DNS_is_account);
 364     $smarty->assign("DNSenabled",$this->DNSenabled && $this->acl_is_readable("dnsSetup"));
 365
 366     if($this->DNSenabled == false){
 367
 368       /* Is IP address must ? */
 369 #      $smarty->assign("DNS_is_account",false);
 370       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 371
 372       /* Assign smarty all non DNs attributes */
 373       foreach($this->attributes as $attr){
 374         $smarty->assign($attr,$this->$attr);
 375       }
 376       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 377
 378       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 379     }else{
 380  #     $smarty->assign("DNS_is_account",true);
 381
 382       /* Add new empty array to our record list */
 383       if(isset($_POST['AddNewRecord']) && $this->acl_is_writeable("dnsSetup")){
 384         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 385       }
 386
 387       /* propose_ip */
 388       if(isset($_POST['propose_ip']) && $this->acl_is_writeable("ipHostNumber")){
 389         foreach($this->Zones as $key => $name){
 390           if($name == $this->dnsEntry['zoneName']){
 391             $net = DNS::FlipIp(str_replace(".in-addr.arpa","",DNS::getNameFromMix($key)));
 392             $this->ipHostNumber = $this->generateRandomIp($net);
 393           }
 394         }
 395       }
 396
 397       /* Handle all posts */
 398       $only_once =true;
 399       if($this->acl_is_writeable("dnsSetup")){
 400         foreach($_POST as $name => $value){
 401
 402           /* Check if we have to delete a record entry */
 403           if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 404
 405             /* Avoid performing this once again */
 406             $only_once = false;
 407
 408             /* Extract id for specified entry */
 409             $id = preg_replace("/RemoveRecord_/","",$name);
 410             $id = preg_replace("/_.*$/","",$id);
 411
 412             /* Delete this record, mark edited entries to be able to delete them */
 413             if(isset($this->dnsEntry['RECORDS'][$id])){
 414               unset($this->dnsEntry['RECORDS'][$id]);
 415             }
 416           }
 417         }
 418       }
 419       /* Assign smarty all non DNs attributes */
 420       foreach($this->attributes as $attr){
 421         $smarty->assign($attr,$this->$attr);
 422       }
 423
 424       /* Assign smarty all DNS attributes */
 425       foreach($this->DNSattributes as $attr){
 426         $smarty->assign($attr,$this->dnsEntry[$attr]);
 427       }
 428
 429       /* Assign all needed vars */
 430  #     $smarty->assign("DNSAccount",$this->DNS_is_account);
 431       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 432
 433       $smarty->assign("Zones",$this->Zones);
 434       $smarty->assign("ZoneCnt",count($this->Zones));
 435       $smarty->assign("ZoneKeys",($this->Zones));
 436       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 437
 438       /* Create zone array */
 439       $idZones = array();
 440       foreach($this->Zones as $id => $zone){
 441         if($this->netmaskIsCoherent($id)) {
 442           $idZones[$id] = $zone;
 443         }else{
 444           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 445         }
 446       }
 447       $smarty->assign("Zones",$idZones);
 448       $smarty->assign("ZoneKeys", $this->Zones);
 449
 450       $tmp = $this->generateRecordsList();
 451
 452       $changeStateForRecords = $tmp['changeStateForRecords'];
 453
 454       $smarty->assign("records",$tmp['str']);
 455       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 456       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 457
 458       $smarty->assign("autonetACL",$this->acl_is_writeable("macAddress").$this->acl_is_writeable("ipHostNumber"));
 459
 460       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 461     }
 462
 463     return($display);
 464   }
 465
 466
 467   function remove_from_parent()
 468   {
 469     if($this->DNS_is_account){
 470
 471       $ldap = $this->config->get_ldap_link();
 472
 473       $tmp = array();
 474       $this->dnsEntry['exists'] = false;
 475       $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 476
 477       /* Delete dns */
 478       foreach($tmp['del'] as $dn => $del){
 479         $ldap->cd($dn);
 480         $ldap->rmdir_recursive($dn);
 481         new log("remove","unknown/".get_class($this),$dn);
 482         if (!$ldap->success()){
 483           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_DEL, get_class()));
 484         }
 485       }
 486     }
 487   }
 488
 489
 490   /* Save data to object */
 491   function save_object()
 492   {
 493
 494     if(isset($_POST['network_tpl_posted'])){
 495
 496       /* Save all posted vars */
 497       plugin::save_object();
 498
 499       /******
 500         Additional IP Host Numbers
 501        ******/
 502
 503       /* Get posts for all additionally added ipHostNumbers */
 504       if($this->acl_is_writeable("ipHostNumber")){
 505         foreach($this->additionalHostNumbers as $id => $value){
 506           if(isset($_POST['additionalHostNumbers_'.$id])){
 507             $this->additionalHostNumbers[$id] = get_post('additionalHostNumbers_'.$id);
 508           }
 509         }
 510       }
 511
 512
 513       /******
 514         DHCP posts
 515        ******/
 516
 517       if($this->acl_is_writeable("dhcpSetup") && $this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 518         foreach($this->dhcpAttributes as $attr){
 519           if(isset($_POST[$attr])){
 520             $this->$attr = $_POST[$attr];
 521           }
 522         }
 523         if(isset($_POST['dhcp_is_Account'])){
 524           $this->dhcp_is_Account = TRUE;
 525         }else{
 526           $this->dhcp_is_Account = FALSE;
 527         }
 528       }
 529
 530       /* Ge all non dns attributes (IP/MAC)*/
 531       foreach($this->attributes as $attr){
 532         if(isset($_POST[$attr]) && $this->acl_is_writeable($attr)){
 533           $this->$attr = $_POST[$attr];
 534         }
 535       }
 536
 537
 538       /******
 539         DNS posts
 540        ******/
 541
 542       /* Check if DNS should be enabled / disabled */
 543       if($this->DNS_is_account && $this->acl_is_writeable("dnsSetup") && !isset($_POST['DNS_is_account'])){
 544         $this->DNS_is_account = false;
 545       }elseif(!$this->DNS_is_account && $this->acl_is_writeable("dnsSetup") && isset($_POST['DNS_is_account'])){
 546         $this->DNS_is_account = true;
 547       }
 548
 549       /* Get dns attributes */
 550       if(($this->DNSenabled) && (isset($_POST['network_tpl_posted'])) && $this->acl_is_writeable("dnsSetup")){
 551
 552         /* Check for posted record changes */
 553         if(is_array($this->dnsEntry['RECORDS'])){
 554           foreach($this->dnsEntry['RECORDS'] as $key => $value){
 555
 556             /* Check if type has changed */
 557             if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 558               $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 559             }
 560             /* Check if value has changed */
 561             if(isset($_POST['RecordValue_'.$key])){
 562               $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 563             }
 564           }
 565         }
 566
 567         /* Get all basic DNS attributes (TTL, Clas ..)*/
 568         foreach($this->DNSattributes as $attr){
 569           if(isset($_POST[$attr])){
 570             $this->dnsEntry[$attr] = $_POST[$attr];
 571           }
 572         }
 573       }
 574       if($this->hide_dns_check_box){
 575         $this->DNS_is_account = true;
 576       }
 577     }
 578   }
 579
 580
 581   /* Check supplied data */
 582   function check()
 583   {
 584     /* Call common method to give check the hook */
 585     $message= plugin::check();
 586
 587     /******
 588       check additional IP Host Numbers
 589      ******/
 590
 591     foreach($this->additionalHostNumbers as $id => $value){
 592       if(!tests::is_ip($value)){
 593         $message[]= msgPool::invalid(sprintf(_("IP address %s"),($id +2)), "", "", "192.168.1.10");
 594       }
 595     }
 596
 597
 598     /* Check if mac and ip are already used */
 599     if(!empty($this->ipHostNumber) && $this->DNS_is_account &&
 600         $this->ipHostNumber != $this->orig_ipHostNumber &&
 601         in_array("ip:".$this->ipHostNumber,$this->used_ip_mac)){
 602       $message[]= msgPool::duplicated(_("IP address"));
 603     }
 604     if(!empty($this->macAddress) && $this->dhcp_is_Account &&
 605         $this->macAddress != $this->orig_macAddress &&
 606         in_array("mac:".$this->macAddress,$this->used_ip_mac)){
 607       $message[]= msgPool::duplicated(_("MAC address"));
 608     }
 609
 610     /* Check if ip must be given
 611      */
 612     if(($this->IPisMust)||($this->DNS_is_account)){
 613       if (empty($this->ipHostNumber)){
 614         $message[]= msgPool::required(_("IP address"));
 615       }elseif (!tests::is_ip($this->ipHostNumber)){
 616         $message[]= msgPool::invalid(_("IP address"), "", "", "192.168.1.10");
 617       }
 618     }
 619
 620     /* Check if mac is empty
 621      */
 622     if($this->MACisMust || $this->dhcp_is_Account){
 623       if ($this->macAddress == "" ){
 624         $message[]= msgPool::required(_("MAC address"));
 625       }elseif(!tests::is_mac($this->macAddress)){
 626         $message[]= msgPool::invalid(_("MAC address"), "", "", "00:0C:7F:31:33:F1");
 627       }
 628     }
 629
 630     /* only perfrom this checks if this is a valid DNS account */
 631     if($this->DNS_is_account){
 632
 633       $checkArray = array();
 634       $onlyOnce   = array();
 635
 636       //  $onlyOnce['cNAMERecord'] = 0;
 637        $tmp = array_flip($this->Zones);
 638        $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 639        if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 640          $tmp2 = preg_replace("/^.*\//","",$tmp2);
 641          $message[] =sprintf(_("The IP address '%s' is not part of the selected reverse zone '%s'!"),$this->ipHostNumber,$tmp2);
 642        }
 643
 644       /* Walk through all entries and detect duplicates or mismatches
 645        */
 646       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 647
 648         /* Count record values, to detect duplicate entries for a specific record
 649          */
 650         if(!isset($checkArray[$values['type']][$values['value']])){
 651           $checkArray[$values['type']][$values['value']] = 0;
 652         }else{
 653           $message[] = sprintf(_("Record type '%s' is duplicated!"),$values['type']);
 654         }
 655
 656         /* Check if given entries in $onlyOnce are used more than once
 657          */
 658         if(isset($onlyOnce[$values['type']])){
 659           $onlyOnce[$values['type']] ++;
 660           if($onlyOnce[$values['type']] > 1){
 661             $message[] = sprintf(_("Uniq record type '%s' is duplicated!"),$values['type']);
 662           }
 663         }
 664
 665         /* Skip txt record ...
 666          */
 667         if($values['type'] == "tXTRecord") continue;
 668
 669         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 670          */
 671         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 672           #TODO: Where's the problem here?
 673           $message[]=sprintf(_("The IP address '%s' will be added as 'A Record', this will be done automatically, please remove the record."),
 674                $this->ipHostNumber);
 675         }
 676
 677         /* only lower-case is allowed in record entries ...
 678          */
 679         if($values['value'] != strtolower($values['value'])){
 680           #TODO: What's in values['value']? Something for a propper message?
 681           $message[] = sprintf(_("Only lowercase records are allowed, please check your '%ss'."),$values['type']);
 682         }
 683       }
 684     }
 685     return ($message);
 686   }
 687
 688
 689   /* Save to LDAP */
 690   function save()
 691   {
 692     $ldap= $this->config->get_ldap_link();
 693
 694     $dn = $this->parent->dn;
 695
 696     /*******************/
 697     /* IP-MAC HANDLING */
 698     /*******************/
 699
 700     /* $dn was posted as parameter */
 701     $this->dn = $dn;
 702
 703     /* Save DNS setting & ip/Mac*/
 704     plugin::save();
 705
 706     /* Add all additional ipHostNumbers now
 707      */
 708     if(!empty($this->ipHostNumber)){
 709       $this->attrs['ipHostNumber'] = array($this->ipHostNumber);
 710     }
 711     foreach($this->additionalHostNumbers as $value){
 712       $this->attrs['ipHostNumber'][] = $value;
 713     }
 714
 715     /* Write back to ldap */
 716     $ldap->cd($this->dn);
 717     $this->cleanup();
 718     $ldap->modify ($this->attrs);
 719
 720     /****************/
 721     /* DHCP HANDLING */
 722     /****************/
 723
 724     /* New entry */
 725     if($this->dhcpEnabled && $this->acl_is_writeable("dhcpSetup")) {
 726
 727       if(count($this->dhcpHostEntry) == 0){
 728         $this->dialog = new dhcpHost($this->parent,$this->dhcpParentNode,TRUE);
 729         $this->dialog->cn = $this->cn;
 730         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 731         if(!empty($this->ipHostNumber)){
 732           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 733         }
 734         $this->dialog->execute();
 735         $this->dialog->save_object();
 736         $this->dhcpHostEntry = $this->dialog->save();
 737         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 738           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 739         }
 740       }
 741
 742       /* Write mac address to dhcp settings */
 743       if($this->dhcp_is_Account){
 744         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 745             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 746           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 747           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 748         }
 749       }
 750
 751       /* Updated IP host number */
 752       if($this->dhcp_is_Account){
 753         foreach($this->dhcpHostEntry['dhcpStatements'] as $id => $value){
 754           if(preg_match("/^fixed-address/",$value)){
 755             $this->dhcpHostEntry['dhcpStatements'][$id] = "fixed-address ".$this->ipHostNumber;
 756             $this->dhcpHostEntry['MODIFIED'] = TRUE;
 757           }
 758         }
 759       }
 760
 761       /* Unset dhcpStatements if this attribute is empty  */
 762       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 763           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 764         unset($this->dhcpHostEntry['dhcpStatements']);
 765       }
 766
 767       /* DHCP removed */
 768       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 769         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 770         if (!$ldap->success()){
 771           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 772         }
 773
 774         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 775         $tmp->handle_post_events("remove");
 776       }
 777
 778       /* DHCP Added */
 779       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 780         $attrs = $this->dhcpHostEntry;
 781         unset($attrs['MODIFIED']);
 782         unset($attrs['dn']);
 783         $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 784         $res = $ldap->add($attrs);
 785
 786         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 787         $tmp->handle_post_events("add");
 788
 789         if (!$ldap->success()){
 790           msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 791         }
 792       }
 793
 794       /* DHCP still activated */
 795       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 796
 797         /* DHCP node changed */
 798         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 799            ($this->cn != $this->OrigCn)){
 800           $attrs = $this->dhcpHostEntry;
 801           $attrs['cn'] = $this->cn;
 802           unset($attrs['dn']);
 803           unset($attrs['MODIFIED']);
 804           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 805           $res = $ldap->add($attrs);
 806
 807           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 808           $tmp->handle_post_events("modify");
 809
 810           if (!$ldap->success()){
 811             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), "cn=".$this->cn.",".$this->dhcpParentNode, LDAP_ADD, get_class()));
 812           }
 813           if($res){
 814             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 815             if (!$ldap->success()){
 816               msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_DEL, get_class()));
 817             }
 818           }
 819         }
 820
 821         /* SAME node but modified */
 822         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 823             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 824           $attrs = $this->dhcpHostEntry;
 825           unset($attrs['dn']);
 826           unset($attrs['MODIFIED']);
 827           $ldap->cd($this->dhcpHostEntry['dn']);
 828           $ldap->modify($attrs);
 829
 830           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 831           $tmp->handle_post_events("modify");
 832
 833           if (!$ldap->success()){
 834             msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dhcpHostEntry['dn'], LDAP_MOD, get_class()));
 835           }
 836         }
 837       }
 838     }
 839     $this->dialog = FALSE;
 840
 841     /****************/
 842     /* DNS HANDLING */
 843     /****************/
 844
 845     /* If isn't DNS account but initially was DNS account
 846        remove all DNS entries
 847      */
 848     if((!$this->DNSenabled) || ((!$this->DNS_is_account)&&(!$this->initially_was_account))){
 849       return;
 850     }elseif($this->acl_is_writeable("dnsSetup")){
 851
 852       /* Add ipHostNumber to aRecords
 853        */
 854       $backup_dnsEntry = $this->dnsEntry;
 855       if(!empty($this->ipHostNumber)){
 856         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 857         $ptr = $this->get_pTRRecord();
 858         if(!empty($ptr)){
 859           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 860         }
 861       }
 862
 863       /* Create diff and follow instructions
 864        * If Account was disabled, remove account by setting exists to false
 865        */
 866       if((!$this->DNS_is_account)&&($this->initially_was_account)){
 867         $this->dnsEntry['exists'] = false;
 868         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 869       }else{
 870         $this->dnsEntry['exists'] = $this->DNS_is_account;
 871         $tmp = DNS::getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 872       }
 873
 874       /* move follwoing entries
 875        */
 876       foreach($tmp['move'] as $src => $dst){
 877         $this->recursive_move($src,$dst);
 878       }
 879
 880       /* Delete dns */
 881       foreach($tmp['del'] as $dn => $del){
 882         $ldap->cd($dn);
 883         $ldap->rmdir_recursive($dn);
 884         new log("modify","unknown/".get_class($this),$dn,array("*"),$ldap->get_error());
 885       }
 886
 887       /* Add || Update new DNS entries
 888        */
 889       foreach($tmp['add'] as $dn => $attrs){
 890         $ldap->cd($dn);
 891         $ldap->cat($dn, array('dn'));
 892         if(count($ldap->fetch())){
 893           $ldap->cd($dn);
 894           $ldap->modify ($attrs);
 895         }else{
 896           $ldap->cd($dn);
 897           $ldap->add($attrs);
 898         }
 899         new log("modify","unknown/".get_class($this),$dn,array_keys($attrs),$ldap->get_error());
 900       }
 901
 902
 903       /* Display errors
 904        */
 905       if (!$ldap->success()){
 906         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, 0, get_class()));
 907       }
 908
 909       $tmp2 = new servdns($this->config,$this->dn);
 910       $tmp2->handle_post_events("modify");
 911
 912       $this->dnsEntry =  $backup_dnsEntry;
 913     }
 914   }
 915
 916   /*  Create html table with all used record types
 917    */
 918   function generateRecordsList()
 919   {
 920     $changeStateForRecords = "";
 921
 922     if(!$this->DNS_is_account) {
 923       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 924       return(array("str" => $str, "changeStateForRecords"=> ""));
 925     }
 926
 927     $str = "<table summary='' width='100%'>";
 928     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 929
 930         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 931         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 932         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 933
 934         $str.=" <tr>".
 935           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 936           "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 937           "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 938           "</tr>";
 939     }
 940
 941     $str.= "  <tr>".
 942            "    <td colspan=2 width='50%'></td><td>".
 943            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord'>".
 944            "    </td>".
 945            "  </tr>".
 946            "</table>";
 947      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 948     return($ret);
 949   }
 950
 951
 952   /* Create a html select box which allows us to select different types of records
 953    */
 954   function generateRecordListBox($selected,$name)
 955   {
 956     $str = "<select name='".$name."' id='".$name."'>";
 957     foreach($this->RecordTypes as $type => $value){
 958       $use = "";
 959       if($type == $selected){
 960         $use = " selected ";
 961       }
 962       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 963     }
 964     $str.="</select>";
 965     return($str);
 966   }
 967
 968
 969   /* Return plugin informations for acl handling  */
 970   static function plInfo()
 971   {
 972     $tmp =  array(
 973         "plShortName"   => _("DNS"),
 974         "plDescription" => _("DNS settings"),
 975         "plSelfModify"  => FALSE,
 976         "plDepends"     => array(),
 977         "plPriority"    => 5,
 978         "plSection"     => array("administration"),
 979         "plCategory"    => array("workstation","terminal","phone","server","component","printer","winworkstation"),
 980
 981         "plProvidedAcls"=> array(
 982           "ipHostNumber"  => _("IP address"),
 983           "macAddress"    => _("MAC address"))
 984         );
 985
 986     /* Hide all dns/dhcp configurations if not available
 987      */
 988     if(class_available("servdns")){
 989       $tmp['plProvidedAcls']["dnsSetup"]    = _("DNS configuration");
 990     }
 991     if(class_available("servdhcp")){
 992       $tmp['plProvidedAcls']["dhcpSetup"]   = _("DHCP configuration");
 993     }
 994     return($tmp);
 995   }
 996
 997
 998   function get_dhcp_host_entry()
 999   {
1000     $attrs = array();
1001     $dn = $this->get_dhcp_host_entry_dn();
1002     if($dn){
1003       $ldap = $this->config->get_ldap_link();
1004       $ldap->cd($this->config->current['BASE']);
1005       $ldap->cat($dn,array("*"));
1006       if($ldap->count()){
1007         $attrs = $ldap->fetch();
1008         foreach($attrs as $key => $value){
1009           if(is_numeric($key) || ($key == "count")){
1010             unset($attrs[$key]);
1011           }
1012           if(is_array($value) && isset($value['count'])){
1013             unset($attrs[$key]['count']);
1014           }
1015         }
1016       }
1017     }
1018     return($attrs);
1019   }
1020
1021
1022   function get_dhcp_host_entry_dn()
1023   {
1024     $ldap = $this->config->get_ldap_link();
1025     $ldap->cd($this->config->current['BASE']);
1026     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
1027
1028     if($ldap->count()){
1029       $attr = $ldap->fetch();
1030       return($attr['dn']);
1031     }else{
1032       return("");
1033     }
1034   }
1035
1036
1037   function get_dhcp_parent_node()
1038   {
1039     return(preg_replace("/^cn=".preg_quote($this->cn, '/').",/","",$this->get_dhcp_host_entry_dn()));
1040   }
1041
1042
1043   function get_dhcp_parent_nodes()
1044   {
1045     $ldap = $this->config->get_ldap_link();
1046     $ldap->cd($this->config->current['BASE']);
1047     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
1048
1049     $dhcp_dns = array();
1050     while($attr = $ldap->fetch()){
1051       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
1052     }
1053
1054     foreach($dhcp_dns as $key => $pri_dns){
1055       $ldap->cat($pri_dns,array("cn"));
1056       $tmp = $ldap->fetch();
1057       if(isset($tmp['cn'][0])){
1058         $dhcp_dns[$key] = $tmp['cn'][0];
1059       }else{
1060         unset($dhcp_dns[$key]);
1061       }
1062     }
1063
1064     $tmp = $tmp2 = array();
1065     foreach($dhcp_dns as $dn => $cn){
1066       $ldap->cd($dn);
1067       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
1068                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
1069       while($attr = $ldap->fetch()){
1070         $tmp[$attr['dn']] = $attr['cn'][0];
1071       }
1072       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
1073     }
1074     return($tmp2);
1075   }
1076
1077
1078   /* this function returns the default ptr record entry */
1079   function get_pTRRecord()
1080   {
1081     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
1082       $ldap = $this->config->get_ldap_link();
1083       $ldap->cat(DNS::getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
1084       $attrs = $ldap->fetch();
1085       $tmp = array_flip($this->Zones);
1086       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
1087       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
1088       $ptr = preg_replace("/^".preg_quote(DNS::FlipIp($tmp), '/')."\./","",$this->ipHostNumber);
1089       return($ptr);
1090     }else{
1091       return(FALSE);
1092     }
1093   }
1094
1095
1096   function generateRandomIP($net = "")
1097   {
1098     $str = $net;
1099     $cnt = 4;
1100     while(substr_count($str,".") < 3 && $cnt > 0){
1101       $str .= ".".rand(0,255);
1102       $str = preg_replace("/\.\.*/",".",$str);
1103       $str = trim($str,". ");
1104       $cnt --;
1105     }
1106     return($str);
1107   }
1108
1109
1110   function create_tree($arr,$base,$current = "")
1111   {
1112     $ret = array();
1113     foreach($arr as $r => $name){
1114       $base_part = str_replace($base,"",$r);
1115       if(preg_match("/^[a-z]*=".preg_quote($name, '/')."(|,)$/i",$base_part)){
1116         $ret[$r] = $current.$name;
1117         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
1118         foreach($tmp as $sub_key => $sub_name){
1119           $ret[$sub_key] = $sub_name;
1120         }
1121       }
1122     }
1123     return($ret);
1124   }
1125
1126   function force_dns()
1127   {
1128     if($this->DNSenabled){
1129
1130       /* Only force DNS account, if we have at least on dns Zone */
1131       if(count($this->Zones)){
1132         $this->DNS_is_account  = TRUE;
1133         $this->hide_dns_check_box = TRUE;
1134       }
1135     }
1136   }
1137 }
1138
1139 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1140 ?>