From 94ffe9d08a517e7f20889e3d96d91337edf0b746 Mon Sep 17 00:00:00 2001
From: tbrehm <t.brehm@ispconfig.org>
Date: Tue, 11 Aug 2009 11:04:12 +0000
Subject: [PATCH] Added powerdns plugin. The plugin is disabled by default and
can be by creating a symlink in the plugins-enabled directory.
---
.../plugins-available/powerdns_plugin.inc.php | 349 ++++++++++++++++++
1 file changed, 349 insertions(+)
create mode 100644 server/plugins-available/powerdns_plugin.inc.php
diff --git a/server/plugins-available/powerdns_plugin.inc.php b/server/plugins-available/powerdns_plugin.inc.php
new file mode 100644
index 0000000000..7575554e19
--- /dev/null
+++ b/server/plugins-available/powerdns_plugin.inc.php
@@ -0,0 +1,349 @@
+<?php
+
+/*
+Copyright (c) 2009, Falko Timme, Till Brehm, projektfarm Gmbh
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ * Neither the name of ISPConfig nor the names of its contributors
+ may be used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/*
+The powerdns database name has to be "powerdns" and it must be accessible
+by the "ispconfig" database user
+
+TABLE STRUCTURE of the "powerdns" database:
+
+CREATE TABLE `domains` (
+ `id` int(11) NOT NULL auto_increment,
+ `name` varchar(255) NOT NULL,
+ `master` varchar(128) default NULL,
+ `last_check` int(11) default NULL,
+ `type` varchar(6) NOT NULL,
+ `notified_serial` int(11) default NULL,
+ `account` varchar(40) default NULL,
+ `ispconfig_id` int(11) NOT NULL,
+ PRIMARY KEY (`id`),
+ UNIQUE KEY `name_index` (`name`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+
+CREATE TABLE `records` (
+ `id` int(11) NOT NULL auto_increment,
+ `domain_id` int(11) default NULL,
+ `name` varchar(255) default NULL,
+ `type` varchar(6) default NULL,
+ `content` varchar(255) default NULL,
+ `ttl` int(11) default NULL,
+ `prio` int(11) default NULL,
+ `change_date` int(11) default NULL,
+ `ispconfig_id` int(11) NOT NULL,
+ PRIMARY KEY (`id`),
+ KEY `rec_name_index` (`name`),
+ KEY `nametype_index` (`name`,`type`),
+ KEY `domain_id` (`domain_id`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+
+CREATE TABLE `supermasters` (
+ `ip` varchar(25) NOT NULL,
+ `nameserver` varchar(255) NOT NULL,
+ `account` varchar(40) default NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+
+
+IMPORTANT:
+- This plugin does not support ALIAS records (supported only by MyDNS).
+
+TODO:
+- introduce a variable for the PowerDNS database
+*/
+
+class powerdns_plugin {
+
+ var $plugin_name = 'powerdns_plugin';
+ var $class_name = 'powerdns_plugin';
+
+ //* This function is called during ispconfig installation to determine
+ // if a symlink shall be created for this plugin.
+ function onInstall() {
+ global $conf;
+
+ if(isset($conf['powerdns']['installed']) && $conf['powerdns']['installed'] == true) {
+ return true;
+ } else {
+ return false;
+ }
+
+ }
+
+
+ /*
+ This function is called when the plugin is loaded
+ */
+
+ function onLoad() {
+ global $app;
+
+ /*
+ Register for the events
+ */
+
+ //* SOA
+ $app->plugins->registerEvent('dns_soa_insert',$this->plugin_name,'soa_insert');
+ $app->plugins->registerEvent('dns_soa_update',$this->plugin_name,'soa_update');
+ $app->plugins->registerEvent('dns_soa_delete',$this->plugin_name,'soa_delete');
+
+ //* RR
+ $app->plugins->registerEvent('dns_rr_insert',$this->plugin_name,'rr_insert');
+ $app->plugins->registerEvent('dns_rr_update',$this->plugin_name,'rr_update');
+ $app->plugins->registerEvent('dns_rr_delete',$this->plugin_name,'rr_delete');
+
+ }
+
+
+ function soa_insert($event_name,$data) {
+ global $app, $conf;
+
+ if($data["new"]["active"] != 'Y') return;
+
+ $origin = substr($data["new"]["origin"], 0, -1);
+ $ispconfig_id = $data["new"]["id"];
+ $app->db->query("INSERT INTO powerdns.domains (name, type, ispconfig_id) VALUES ('$origin', 'NATIVE', $ispconfig_id)");
+ $zone_id = mysql_insert_id();
+ if(substr($data["new"]["ns"], -1) == '.'){
+ $ns = substr($data["new"]["ns"], 0, -1);
+ } else {
+ $ns = $data["new"]["ns"].'.'.$origin;
+ }
+ if($ns == '') $ns = $origin;
+
+ $hostmaster = substr($data["new"]["mbox"], 0, -1);
+ $content = $ns.' '.$hostmaster.' 0';
+ $ttl = $data["new"]["ttl"];
+
+ $app->db->query("INSERT INTO powerdns.records (domain_id, name, type, content, ttl, prio, change_date, ispconfig_id) VALUES ($zone_id, '$origin', 'SOA', '$content', $ttl, 0, ".time().", $ispconfig_id)");
+
+ }
+
+ function soa_update($event_name,$data) {
+ global $app, $conf;
+
+ if($data["new"]["active"] != 'Y'){
+ if($data["old"]["active"] != 'Y') return;
+ $this->soa_delete($event_name,$data);
+ } else {
+ if($data["old"]["active"] == 'Y'){
+ $origin = substr($data["new"]["origin"], 0, -1);
+ $ispconfig_id = $data["new"]["id"];
+ $app->db->query("UPDATE powerdns.domains SET name = '$origin' WHERE ispconfig_id = $ispconfig_id");
+
+ if(substr($data["new"]["ns"], -1) == '.'){
+ $ns = substr($data["new"]["ns"], 0, -1);
+ } else {
+ $ns = $data["new"]["ns"].'.'.$origin;
+ }
+ if($ns == '') $ns = $origin;
+
+ $hostmaster = substr($data["new"]["mbox"], 0, -1);
+ $content = $ns.' '.$hostmaster.' 0';
+ $ttl = $data["new"]["ttl"];
+ $app->db->query("UPDATE powerdns.records SET name = '$origin', content = '$content', ttl = $ttl, change_date = ".time()." WHERE ispconfig_id = ".$data["new"]["id"]." AND type = 'SOA'");
+ } else {
+ $this->soa_insert($event_name,$data);
+ $ispconfig_id = $data["new"]["id"];
+ if($records = $app->db->queryAllRecords("SELECT * FROM dns_rr WHERE zone = $ispconfig_id AND active = 'Y'")){
+ foreach($records as $record){
+ foreach($record as $key => $val){
+ $data["new"][$key] = $val;
+ }
+ $this->rr_insert("dns_rr_insert", $data);
+ }
+ }
+
+ }
+ }
+
+ }
+
+ function soa_delete($event_name,$data) {
+ global $app, $conf;
+
+ $zone = $app->db->queryOneRecord("SELECT * FROM powerdns.domains WHERE ispconfig_id = ".$data["old"]["id"]);
+ $zone_id = $zone["id"];
+ $app->db->query("DELETE FROM powerdns.records WHERE domain_id = $zone_id");
+ $app->db->query("DELETE FROM powerdns.domains WHERE id = $zone_id");
+
+ }
+
+ function rr_insert($event_name,$data) {
+ global $app, $conf;
+ if($data["new"]["active"] != 'Y') return;
+
+ $zone = $app->db->queryOneRecord("SELECT * FROM dns_soa WHERE id = ".$data["new"]["zone"]);
+ $origin = substr($zone["origin"], 0, -1);
+ $powerdns_zone = $app->db->queryOneRecord("SELECT * FROM powerdns.domains WHERE ispconfig_id = ".$data["new"]["zone"]);
+ $zone_id = $powerdns_zone["id"];
+
+ $type = $data["new"]["type"];
+
+ switch ($type) {
+ case "PTR":
+ $name = $data["new"]["name"];
+ break;
+ default:
+ if(substr($data["new"]["name"], -1) == '.'){
+ $name = substr($data["new"]["name"], 0, -1);
+ } else {
+ if($data["new"]["name"] == ""){
+ $name = $origin;
+ } else {
+ $name = $data["new"]["name"].'.'.$origin;
+ }
+ }
+ if($name == '') $name = $origin;
+ }
+
+ switch ($type) {
+ case "CNAME":
+ case "MX":
+ case "NS":
+ case "ALIAS":
+ case "PTR":
+ case "SRV":
+ if(substr($data["new"]["data"], -1) == '.'){
+ $content = substr($data["new"]["data"], 0, -1);
+ } else {
+ $content = $data["new"]["data"].'.'.$origin;
+ }
+ break;
+ case "HINFO":
+ $content = $data["new"]["data"];
+ $quote1 = strpos($content, '"');
+ if($quote1 !== FALSE){
+ $quote2 = strpos(substr($content, ($quote1 + 1)), '"');
+ }
+ if($quote1 !== FALSE && $quote2 !== FALSE){
+ $text_between_quotes = str_replace(' ', '_', substr($content, ($quote1 + 1), (($quote2 - $quote1))));
+ $content = $text_between_quotes.substr($content, ($quote2 + 2));
+ }
+ break;
+ default:
+ $content = $data["new"]["data"];
+ }
+
+ $ttl = $data["new"]["ttl"];
+ $prio = $data["new"]["aux"];
+ $change_date = time();
+ $ispconfig_id = $data["new"]["id"];
+
+ $app->db->query("INSERT INTO powerdns.records (domain_id, name, type, content, ttl, prio, change_date, ispconfig_id) VALUES ($zone_id, '$name', '$type', '$content', $ttl, $prio, $change_date, $ispconfig_id)");
+
+ }
+
+ function rr_update($event_name,$data) {
+ global $app, $conf;
+
+ if($data["new"]["active"] != 'Y'){
+ if($data["old"]["active"] != 'Y') return;
+ $this->rr_delete($event_name,$data);
+ } else {
+ if($data["old"]["active"] == 'Y'){
+ $zone = $app->db->queryOneRecord("SELECT * FROM dns_soa WHERE id = ".$data["new"]["zone"]);
+ $origin = substr($zone["origin"], 0, -1);
+ $powerdns_zone = $app->db->queryOneRecord("SELECT * FROM powerdns.domains WHERE ispconfig_id = ".$data["new"]["zone"]);
+ $zone_id = $powerdns_zone["id"];
+
+ $type = $data["new"]["type"];
+
+ switch ($type) {
+ case "PTR":
+ $name = $data["new"]["name"];
+ break;
+ default:
+ if(substr($data["new"]["name"], -1) == '.'){
+ $name = substr($data["new"]["name"], 0, -1);
+ } else {
+ if($data["new"]["name"] == ""){
+ $name = $origin;
+ } else {
+ $name = $data["new"]["name"].'.'.$origin;
+ }
+ }
+ if($name == '') $name = $origin;
+ }
+
+ switch ($type) {
+ case "CNAME":
+ case "MX":
+ case "NS":
+ case "ALIAS":
+ case "PTR":
+ case "SRV":
+ if(substr($data["new"]["data"], -1) == '.'){
+ $content = substr($data["new"]["data"], 0, -1);
+ } else {
+ $content = $data["new"]["data"].'.'.$origin;
+ }
+ break;
+ case "HINFO":
+ $content = $data["new"]["data"];
+ $quote1 = strpos($content, '"');
+ if($quote1 !== FALSE){
+ $quote2 = strpos(substr($content, ($quote1 + 1)), '"');
+ }
+ if($quote1 !== FALSE && $quote2 !== FALSE){
+ $text_between_quotes = str_replace(' ', '_', substr($content, ($quote1 + 1), (($quote2 - $quote1))));
+ $content = $text_between_quotes.substr($content, ($quote2 + 2));
+ }
+ break;
+ default:
+ $content = $data["new"]["data"];
+ }
+
+ $ttl = $data["new"]["ttl"];
+ $prio = $data["new"]["aux"];
+ $change_date = time();
+ $ispconfig_id = $data["new"]["id"];
+ //echo "UPDATE powerdns.records SET name = '$name', type = '$type', content = '$content', ttl = $ttl, prio = $prio, change_date = ".time()." WHERE id = $record_id";
+ $app->db->query("UPDATE powerdns.records SET name = '$name', type = '$type', content = '$content', ttl = $ttl, prio = $prio, change_date = ".time()." WHERE ispconfig_id = $ispconfig_id AND type != 'SOA'");
+
+ } else {
+ $this->rr_insert($event_name,$data);
+ }
+ }
+
+ }
+
+ function rr_delete($event_name,$data) {
+ global $app, $conf;
+
+ $ispconfig_id = $data["old"]["id"];
+ $app->db->query("DELETE FROM powerdns.records WHERE ispconfig_id = $ispconfig_id AND type != 'SOA'");
+
+ }
+
+
+
+
+} // end class
+
+?>
\ No newline at end of file
--
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