sddns/add.php

120 lines
3.5 KiB
PHP
Executable File

<?php
/**
* Add action
*
* @copyright 2013 Steffen Vogel
* @license http://www.gnu.org/licenses/gpl.txt GNU Public License
* @author Steffen Vogel <post@steffenvogel.de>
* @link http://www.steffenvogel.de
*/
/*
* This file is part of sddns
*
* sddns is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* sddns is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with sddns. If not, see <http://www.gnu.org/licenses/>.
*/
require_once 'include/init.php';
$output = Output::start();
// zone
if (!empty($_REQUEST['zone'])) {
if (array_key_exists($_REQUEST['zone'], $config['sddns']['zones'])) {
$zone = $config['sddns']['zones'][$_REQUEST['zone']];
}
else {
throw new UserException('invalid zone');
}
}
else {
throw new UserException('missing zone');
}
$host = (!empty($_REQUEST['host'])) ? new Host($_REQUEST['host'], $zone) : Host::unique($zone, $db);
$pw = (!empty($_REQUEST['pw'])) ? $_REQUEST['pw'] : randomString(8);
$ttl = (!empty($_REQUEST['ttl'])) ? (int) $_REQUEST['ttl'] : $config['sddns']['std']['ttl'];
$class = (!empty($_REQUEST['class'])) ? $_REQUEST['class'] : $config['sddns']['std']['class'];
$rdata = (!empty($_REQUEST['rdata'])) ? $_REQUEST['rdata'] : $_SERVER['REMOTE_ADDR'];
// type
if (isset($_REQUEST['type'])) {
if (in_array($_REQUEST['type'], $config['sddns']['types'])) {
$type = $_REQUEST['type'];
}
else {
throw new UserException('invalid type');
}
}
else if (IpV4::isValid($rdata)) {
$type = 'A';
}
else if (IpV6::isValid($rdata)) {
$type = 'AAAA';
}
else {
throw new UserException('missing type');
}
// lifetime
$lifetime = (isset($_REQUEST['lifetime']) && is_numeric($_REQUEST['lifetime'])) ? (int) $_REQUEST['lifetime'] : $config['sddns']['std']['lifetime'];
if ($lifetime < 0) {
throw new UserException('invalid lifetime', $lifetime);
}
else if (($lifetime > $config['sddns']['max_lifetime'] || $lifetime == 0) && !isAuthentificated()) {
throw new UserException('lifetime exceeds limit');
}
// host
if ($host->isRegistred($db)) {
if ($type == 'URL') {
throw new UserException('hosts is already registred', $host);
}
$host = new DBHost($host->isRegistred($db), $db);
$output->add('found existing host' ,'notice', $host);
if (!$host->checkPassword($pw) && !isAuthentificated()) {
throw new AuthentificationException('not authentificated for host', $host);
}
}
else {
$host = $host->add($pw, $db); // returns new DBHost
$output->add('host added to db' ,'notice', $host);
if (empty($_REQUEST['pw'])) {
$output->add('generated password' ,'notice', $pw);
}
}
if ($type == 'URL') { // pseudo type to create url redirection
$uri = new Uri($rdata, $host);
$uri->frame = (isset($_REQUEST['frame']) && $_REQUEST['frame']) ? 1 : 0;
$uri = $uri->add($db, $lifetime);
$output->add('uri redirection added to db', 'success', $uri);
}
else {
$record = new Record($host, $ttl, $class, $type, $rdata);
if ($record->isRegistred($db)) {
throw new UserException('record already exists in db', $record);
}
$record = $record->add($db, $lifetime);
$output->add('record added to db', 'success', $record);
$zone->cleanup($db);
$zone->sync($db);
}