DHCP
This commit is contained in:
Roland Gruber
parent
ce804f7090
commit
e6adbf3c45
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@ -0,0 +1,515 @@
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<?php
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/*
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$Id$
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This code is part of LDAP Account Manager (http://www.sourceforge.net/projects/lam)
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Copyright (C) 2008 Thomas Manninger
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/**
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* Manages DDNS entries.
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*
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* @package modules
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*
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* @author Thomas Manninger
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*/
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/**
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* Manages DDNS entries.
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*
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* @package modules
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*/
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class ddns extends baseModule {
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// Standard DDNS Settings
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public $ddns = array();
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public function get_metaData() {
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$return = array();
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// manages host accounts
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$return["account_types"] = array("dhcp");
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// alias name
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$return["alias"] = _("DDNS");
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// this is a base module
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$return["is_base"] = false;
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// RDN attribute
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$return["RDN"] = array("cn" => "high");
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// LDAP filter
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$return["ldap_filter"] = array();
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// managed object classes
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$return['objectClasses'] = array();
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// managed attributes
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$return['attributes'] = array();
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// help Entries
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$return['help'] = array(
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'active' => array(
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"Headline" => _("Activate DynDNS"),
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"Text" => _("Should DDNS (Dynamic DNS) be activated?")
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) , 'fixed_ips' => array(
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"Headline" => _("Fix IP addresses"),
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"Text" => _("Should fix IP addresses be added to the DNS server?")
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) , 'client_insert' => array(
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"Headline" => _("Disable client updates"),
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"Text" => _("Disables the client to update DNS entries.")
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) , 'keypath' => array(
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"Headline" => _("Path to key for DNS updates"),
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"Text" => _("The key enables the DHCP server to perform DNS updates." .
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" " . "The key is generated with \"genDDNSkey\"")
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) , 'dns' => array(
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"Headline" => _("IP address of the DNS server"),
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"Text" => _("Please enter the IP address of your DNS server.")
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) , 'zone' => array(
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"Headline" => _("Zone names"),
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"Text" => _("Zone names for the DNS server (e.g. company.local).")
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) , 'zone_reverse' => array(
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"Headline" => _("Reverse zone names"),
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"Text" => ("Name of the reverse zones of the DNS server (e.g. 0.168.192.in-addr.arpa).")
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) ,);
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return $return;
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}
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/**
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* This function fills the message array.
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*/
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public function load_Messages() {
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$this->messages['key_path'][0] = array('ERROR', 'Please enter the path to the key.', '');
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$this->messages['key_path'][1] = array('ERROR', 'The key path contains invalid characters.', '');
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$this->messages['ip'][0] = array('ERROR', 'The IP address of the DNS server is invalid.');
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$this->messages['zone'][0] = array('ERROR', 'Please enter a zone name.');
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$this->messages['zone_reverse'][0] = array('ERROR', 'Please enter the reverse zone.');
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}
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/**
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* This functions returns true if all needed settings are done.
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*
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* @return boolean true if LDAP operation can be done
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*/
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public function module_complete() {
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if ($_SESSION['account']->getAccountModule('dhcp_settings')->dn==$_SESSION['config']->get_suffix('dhcp')) {
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/**
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* Main settings
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*/
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if ($this->attributes['dhcpStatements'][0]=='ddns-update-style interim' && empty($this->attributes['dhcpStatements'][3])) {
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return false;
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}
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}
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else {
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/**
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* Account settings
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*/
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$ip = array_shift(explode(";",array_pop(explode(". { primary ", $this->attributes['dhcpStatements'][0]))));
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if (!empty($ip) && !check_ip($ip)) return false;
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$zone = substr(array_shift(explode(" ",substr($this->attributes['dhcpStatements'][0],5))),0,-1);
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if (empty($zone) && !empty($ip)) return false;
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$zone_reverse = substr(array_shift(explode(" ",substr($this->attributes['dhcpStatements'][1],5))),0,-1);
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if (empty($zone_reverse) && !empty($ip)) return false;
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}
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return true;
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}
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/**
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* This function check if ddns is enable.
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*/
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private function check_if_ddns_is_enable() {
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$ldap = $_SESSION['ldap']->server();
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$dn = $_SESSION['config']->get_suffix('dhcp');
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$search = ldap_search($ldap,$dn,"dhcpStatements=ddns-update-style interim");
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$info = ldap_get_entries($ldap,$search);
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if ($info['count'] == 0) {
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return false;
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}
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else {
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return true;
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}
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}
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/* This function returns an array with 4 entries:
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* array( DN1 ('add' => array($attr), 'remove' => array($attr), 'modify' => array($attr), 'lamdaemon' => array(cmds)), DN2 .... )
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* DN is the DN to change. It may be possible to change several DNs,
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* e.g. create a new user and add him to some groups via attribute memberUid
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* add are attributes which have to be added to ldap entry
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* remove are attributes which have to be removed from ldap entry
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* lamdaemon are lamdaemon commands to modify homedir, quotas, ...
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*/
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public function save_attributes() {
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// Get easy attributes
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if ($_SESSION['account']->getAccountModule('dhcp_settings')->dn==$_SESSION['config']->get_suffix('dhcp')) {
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/**
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* Save main settings
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*/
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if (!isset($this->getAccountContainer()->dn_already_edit)) {
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$a = explode(",", $this->getAccountContainer()->dn);
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unset($a[0]);
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$this->getAccountContainer()->dn = implode(",", $a);
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$this->getAccountContainer()->dn_already_edit = true;
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}
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$return = $this->getAccountContainer()->save_module_attributes($this->attributes, $this->orig);
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}
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else {
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/**
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* Save account settings
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*/
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if (!$this->check_if_ddns_is_enable()) {
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return array();
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}
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$return = $this->getAccountContainer()->save_module_attributes($this->attributes, $this->orig);
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}
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// Return attributes
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return $return;
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}
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/**
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* This function loads all needed LDAP attributes.
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*
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* @param array $attr list of attributes
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*/
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function load_attributes($attr) {
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parent::load_attributes($attr);
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$this->dn = ereg_replace("'", "", $_GET['DN']);
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$dn = str_replace("'","",$_GET['DN']);
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if ($dn==$_SESSION['config']->get_suffix('dhcp')) {
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// main settings
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$this->load_attributes_dhcpSettings($attr);
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}
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else {
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if (!$this->check_if_ddns_is_enable()) {
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return "";
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}
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// account edit
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$this->load_attributes_account($attr);
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}
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}
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private function load_attributes_account($attr) {
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$attrTmp = $attr;
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unset($attr);
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foreach($attrTmp['dhcpStatements'] AS $value) {
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$ex = explode(" ", $value);
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if ($ex[0] == 'zone') {
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$attr['dhcpStatements'][] = $value;
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}
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}
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unset($attrTmp);
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// Alles, was über dem ArrayIndex 3 liegt, wird gelöscht:
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if (!is_array($attr)) $attr = array();
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$this->orig = $attr;
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$this->attributes = $attr;
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}
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private function load_attributes_dhcpSettings($attr) {
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$attrTmp = $attr;
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/**
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* WARNING
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* By new attributes for ddns edit ne load function of the dhcp settings.
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*/
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unset($attr);
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if (!is_array($attrTmp['dhcpStatements'])) $attrTmp['dhcpStatements'] = array();
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foreach($attrTmp['dhcpStatements'] AS $value) {
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$ex = explode(" ", $value);
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// ddns active
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if ($ex[0] == 'ddns-update-style') {
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if ($ex[1] == 'interim') {
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$attr['dhcpStatements'][0] = "ddns-update-style interim";
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} else {
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$attr['dhcpStatements'][0] = "ddns-update-style none";
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}
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}
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// fixed ips into dns
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if ($ex[0] == 'update-static-leases') {
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$attr['dhcpStatements'][1] = "update-static-leases true";
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}
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// Client can contribute, which is registered into dns
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if ($value == 'ignore client-updates') {
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$attr['dhcpStatements'][2] = "ignore client-updates";
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}
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// Path to the Key
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if ($ex[0] == 'include') {
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$attr['dhcpStatements'][3] = $value;
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}
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}
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unset($attrTmp);
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if (!is_array($attr)) $attr = array();
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$this->orig = $attr;
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$this->attributes = $attr;
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}
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/**
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* Processes user input of the primary module page.
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* It checks if all input values are correct and updates the associated LDAP attributes.
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*
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* @return array list of info/error messages
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*/
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public function process_attributes() {
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$errors = array();
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// Main Settings and Account have to different processes.
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if ($_SESSION['account']->getAccountModule('dhcp_settings')->dn==$_SESSION['config']->get_suffix('dhcp')) {
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// main settings:
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$errors = $this->process_attributes_mainSettings();
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}
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else {
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// account
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if (!$this->check_if_ddns_is_enable()) {
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return array();
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}
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$errors = $this->process_attributes_account();
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}
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return $errors;
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}
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/**
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* Process for mainsettings
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*/
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public function process_attributes_mainSettings() {
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$errors = array();
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// Is DDNS active?
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$active = $_POST['active'];
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// Insert fixed IPs into DNS?
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$insert_fixed = $_POST['insert_fixed'];
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// Client can contribute, which is registered into dns
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/* Client kann mitbestimmen, was im DNS eingetragen wird. */
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$client_insert = $_POST['client_insert'];
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// The path to the key:
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$key_path = trim($_POST['key_path']);
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// Is DDNS active?
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if ($active == 'on') {
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$this->attributes['dhcpStatements'][0] = "ddns-update-style interim";
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}
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else {
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$this->attributes['dhcpStatements'][0] = "ddns-update-style none";
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}
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// fixed_ips into dns?
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if ($insert_fixed == 'on') {
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$this->attributes['dhcpStatements'][1] = "update-static-leases true";
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}
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else {
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unset($this->attributes['dhcpStatements'][1]);
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}
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// client can contribute?
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if ($client_insert == 'on') {
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$this->attributes['dhcpStatements'][2] = "ignore client-updates";
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}
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else {
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unset($this->attributes['dhcpStatements'][2]);
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}
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// key path must be insert, when ddns is active
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if ($active == 'on' && empty($key_path)) {
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$errors[] = $this->messages['key_path'][0];
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unset($this->attributes['dhcpStatements'][3]);
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}
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elseif (empty($key_path)) {
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unset($this->attributes['dhcpStatements'][3]);
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}
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else {
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if (str_replace("\"","",$_POST['key_path']) != $key_path) {
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$errors[] = $this->messages['key_path'][1];
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}
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$this->attributes['dhcpStatements'][3] = "include \"$key_path\"";
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}
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return $errors;
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}
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/**
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* Process for account
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*/
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public function process_attributes_account() {
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$errors = array();
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$ip = trim($_POST['ip']);
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$zone = trim($_POST['zone']);
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$zone_reverse = trim($_POST['zone_reverse']);
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// ip correct???
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if (!empty($ip)) {
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if (!check_ip($ip)) {
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$errors[] = $this->messages['ip'][0];
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}
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}
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// Zone inserted?
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if (!empty($zone)) {
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$this->attributes['dhcpStatements'][0] = "zone {$zone}. { primary {$ip}; key DHCP_UPDATER; }";
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}
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else {
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if (!empty($ip)) {
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$errors[] = $this->messages['zone'][0];
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}
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unset($this->attributes['dhcpStatements'][0]);
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}
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// Zone reverse inserted?
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if (!empty($zone_reverse)) {
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$this->attributes['dhcpStatements'][1] = "zone {$zone_reverse}. { primary {$ip}; key DHCP_UPDATER; }";
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}
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else {
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if (!empty($ip)) {
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$errors[] = $this->messages['zone_reverse'][0];
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}
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unset($this->attributes['dhcpStatements'][1]);
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}
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return $errors;
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}
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/* This function will create the page
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* to show a page with all attributes.
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* It will output a complete html-table
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*/
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public function display_html_attributes() {
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if ($_SESSION['account']->getAccountModule('dhcp_settings')->dn==$_SESSION['config']->get_suffix('dhcp')) {
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/**
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* DHCP main settings
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*/
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if ($this->attributes['dhcpStatements'][0] == 'ddns-update-style interim') { $checkedStat = true; } else { $checkedStat = false; }
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$return[] = array(
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array('kind' => 'text', 'text' => _('Activate DynDNS') . ":* "),
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array('kind' => 'input', 'type' => 'checkbox', 'name' => 'active', 'checked' => $checkedStat),
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array('kind' => 'help', 'value' => 'active', 'scope' => 'user'));
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if (!empty($this->attributes['dhcpStatements'][1])) { $checkedStat = true; } else { $checkedStat = false; }
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$return[] = array(
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array('kind' => 'text', 'text' => _('Add fix IP addresses to DNS') . ":* "),
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array('kind' => 'input', 'type' => 'checkbox', 'name' => 'insert_fixed', 'checked' => $checkedStat),
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array('kind' => 'help', 'value' => 'fixed_ips', 'scope' => 'user'));
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if (!empty($this->attributes['dhcpStatements'][2])) { $checkedStat = true; } else { $checkedStat = false; }
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$return[] = array(
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array('kind' => 'text', 'text' => _('Disable client updates') . ":* "),
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array('kind' => 'input', 'type' => 'checkbox', 'name' => 'client_insert', 'checked' => $checkedStat),
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array('kind' => 'help', 'value' => 'client_insert', 'scope' => 'user'));
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$keyPath = str_replace(array("include \"","\""),"",$this->attributes['dhcpStatements'][3]);
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$return[] = array(
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array('kind' => 'text', 'text' => _('Path to key for DNS updates') . ":* "),
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array('kind' => 'input', 'type' => 'text', 'name' => 'key_path', 'value' => $keyPath),
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array('kind' => 'help', 'value' => 'keypath', 'scope' => 'user'));
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}
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else {
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/**
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* Account Edit.
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*/
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if (!$this->check_if_ddns_is_enable()) {
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echo _("DDNS ist not activated. You can activate it in the DHCP settings (DDNS).") . "<br/><br/>";
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}
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else {
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$ip = (isset($_POST['ip']))?$_POST['ip']:array_shift(explode(";",array_pop(explode(". { primary ", $this->attributes['dhcpStatements'][0]))));
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$return[] = array(
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array('kind' => 'text', 'text' => _('IP address of the DNS server') . ":* "),
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array('kind' => 'input', 'type' => 'text', 'name' => 'ip', 'value' => $ip),
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array('kind' => 'help', 'value' => 'dns', 'scope' => 'user'));
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$zone = (isset($_POST['zone']))?$_POST['zone']:substr(array_shift(explode(" ",substr($this->attributes['dhcpStatements'][0],5))),0,-1);
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$return[] = array(
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array('kind' => 'text', 'text' => _('Zone names') . ":* "),
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array('kind' => 'input', 'type' => 'text', 'name' => 'zone', 'value' => $zone),
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array('kind' => 'help', 'value' => 'zone', 'scope' => 'user'));
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$zone_reverse = (isset($_POST['zone_reverse']))?$_POST['zone_reverse']:substr(array_shift(explode(" ",substr($this->attributes['dhcpStatements'][1],5))),0,-1);
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$return[] = array(
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array('kind' => 'text', 'text' => _('Reverse zone names') . ":* "),
|
||||
array('kind' => 'input', 'type' => 'text', 'name' => 'zone_reverse', 'value' => $zone_reverse),
|
||||
array('kind' => 'help', 'value' => 'zone_reverse', 'scope' => 'user'));
|
||||
}
|
||||
}
|
||||
|
||||
echo _("Attention: The DHCP service needs to be restarted after changes in DDNS.") . "<br />";
|
||||
|
||||
return $return;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a list of elements for the account profiles.
|
||||
*
|
||||
* @return profile elements
|
||||
*/
|
||||
function get_profileOptions() {
|
||||
$return = array();
|
||||
|
||||
// Subnetz name
|
||||
$return[] = array(
|
||||
array('kind' => 'text', 'text' => _('Subnet') . ": "),
|
||||
array('kind' => 'input', 'name' => 'cn', 'type'=>'checkbox'),
|
||||
array('kind' => 'help', 'value' => 'type', 'scope' => 'user'));
|
||||
}
|
||||
|
||||
/**
|
||||
* TODO !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
||||
* Loads the values of an account profile into internal variables.
|
||||
*
|
||||
* @param array $profile hash array with profile values (identifier => value)
|
||||
*/
|
||||
function load_profile($profile) {
|
||||
// profile mappings in meta data
|
||||
parent::load_profile($profile);
|
||||
$this->attributes['cn'][0] = $profile['cn'][0];
|
||||
|
||||
$this->dhcpSettings['domainname'] = $profile['domainname'][0];
|
||||
$this->attributes['dhcpOption'][5] = "domain-name \"". $profile['domainname'][0]."\"";
|
||||
}
|
||||
}
|
||||
?>
|
||||
|
|
@ -58,7 +58,7 @@ class fixed_ip extends baseModule {
|
|||
// manages host accounts
|
||||
$return["account_types"] = array("dhcp");
|
||||
// alias name
|
||||
$return["alias"] = _("DHCP: Fixed IP");
|
||||
$return["alias"] = _("Fixed IP");
|
||||
// this is a base module
|
||||
$return["is_base"] = false;
|
||||
// RDN attribute
|
||||
|
|
|
|||
|
|
@ -59,7 +59,7 @@ class range extends baseModule {
|
|||
// manages dhcp accounts
|
||||
$return["account_types"] = array("dhcp");
|
||||
// alias name
|
||||
$return["alias"] = _("DHCP: Ranges");
|
||||
$return["alias"] = _("Ranges");
|
||||
// this is a base module
|
||||
$return["is_base"] = false;
|
||||
// RDN attribute
|
||||
|
|
|
|||
Loading…
Reference in New Issue