From cb009ea988b84e7a76a14ec90db46f3e6ab14d95 Mon Sep 17 00:00:00 2001
From: A. Täffner <darkalex@firesplash.de>
Date: Fri, 22 Jan 2016 13:14:39 -0500
Subject: [PATCH] first test (proof of concept) Signing is not working, I need a energy drink to proceed...
---
server/plugins-available/bind_plugin.inc.php | 33 ++++++++++++++++++++-------------
1 files changed, 20 insertions(+), 13 deletions(-)
diff --git a/server/plugins-available/bind_plugin.inc.php b/server/plugins-available/bind_plugin.inc.php
index e230d02..64fb1de 100644
--- a/server/plugins-available/bind_plugin.inc.php
+++ b/server/plugins-available/bind_plugin.inc.php
@@ -86,8 +86,11 @@
//* load the server configuration options
$dns_config = $app->getconf->get_server_config($conf["server_id"], 'dns');
+ //TODO : change this when distribution information has been integrated into server record
+ $filespre = (file_exists('/etc/gentoo-release')) ? 'pri/' : 'pri.';
+
$domain = substr($data['new']['origin'], 0, strlen($data['new']['origin'])-1);
- if (!file_exists($dns_config['bind_zonefiles_dir'].'/'.$domain)) return false;
+ if (!file_exists($dns_config['bind_zonefiles_dir'].'/'.$filespre.$domain)) return false;
//* Check Entropy
if (file_get_contents('/proc/sys/kernel/random/entropy_avail') < 400) {
@@ -115,7 +118,7 @@
$dnssecdata .= file_get_contents($keyfile)."\n\n";
}
- $app->db->query('UPDATE dns_soa SET dnssec_info=\''.$dnssecdata.'\' WHERE id='.$data['new']['id']);
+ $app->db->query('UPDATE dns_soa SET dnssec_info=\''.$dnssecdata.'\', dnssec_initialized=\'Y\' WHERE id='.$data['new']['id']);
}
function soa_dnssec_update($data, $new=false) {
@@ -123,14 +126,17 @@
//* Load libraries
$app->uses("getconf,tpl");
-
- $domain = substr($data['new']['origin'], 0, strlen($data['new']['origin'])-1);
- if (!file_exists($dns_config['bind_zonefiles_dir'].'/'.$domain)) return false;
//* load the server configuration options
$dns_config = $app->getconf->get_server_config($conf["server_id"], 'dns');
- //* Check Entropy
+ //TODO : change this when distribution information has been integrated into server record
+ $filespre = (file_exists('/etc/gentoo-release')) ? 'pri/' : 'pri.';
+
+ $domain = substr($data['new']['origin'], 0, strlen($data['new']['origin'])-1);
+ if (!file_exists($dns_config['bind_zonefiles_dir'].'/'.$filespre.$domain)) return false;
+
+ //* Check for available entropy
if (file_get_contents('/proc/sys/kernel/random/entropy_avail') < 200) {
$app->log('DNSSEC ERROR: We are low on entropy. This could cause server script to fail. Please consider installing package haveged.', LOGLEVEL_ERR);
return false;
@@ -138,15 +144,15 @@
if (!$new && !file_exists($dns_config['bind_zonefiles_dir'].'/dsset-'.$domain.'.')) return $this->soa_dnssec_create($data);
- //TODO : change this when distribution information has been integrated into server record
- $filespre = (file_exists('/etc/gentoo-release')) ? 'pri/' : 'pri.';
-
$dbdata = $app->db->queryOneRecord('SELECT id,serial FROM dns_soa WHERE id='.$data['new']['id']);
- $newserial = exec('cd '.escapeshellcmd($dns_config['bind_zonefiles_dir']).';'.
- '/usr/sbin/named-checkzone '.escapeshellcmd($domain).' '.escapeshellcmd($dns_config['bind_zonefiles_dir']).'/'.$filespre.escapeshellcmd($domain).' | egrep -ho \'[0-9]{10}\'');
+ exec('cd '.escapeshellcmd($dns_config['bind_zonefiles_dir']).';'.
+ '/usr/sbin/named-checkzone '.escapeshellcmd($domain).' '.escapeshellcmd($dns_config['bind_zonefiles_dir']).'/'.$filespre.escapeshellcmd($domain).' | egrep -ho \'[0-9]{10}\'', $serial, $retState);
+ if ($retState != 0) {
+ $app->log('DNSSEC Error: Error in Zonefile for '.$domain, LOGLEVEL_ERR);
+ return false;
+ }
opendir($dns_config['bind_zonefiles_dir']);
- $includeline=array();
$zonefile = file_get_contents(escapeshellcmd($dns_config['bind_zonefiles_dir']).'/'.$filespre.escapeshellcmd($domain));
$keycount=0;
foreach (glob('K'.$domain.'*.key') as $keyfile) {
@@ -157,8 +163,9 @@
if ($keycount > 2) $app->log('DNSSEC Warning: There are more than 2 keyfiles for zone '.$domain, LOGLEVEL_WARN);
file_put_contents($dns_config['bind_zonefiles_dir'].'/'.$filespre.$domain, $zonefile);
+ //Sign the zone and set it valid for max. 16 days
exec('cd '.escapeshellcmd($dns_config['bind_zonefiles_dir']).';'.
- '/usr/sbin/dnssec-signzone -A -3 $(head -c 1000 /dev/random | sha1sum | cut -b 1-16) -N increment -o '.escapeshellcmd($domain).' -t '.$filespre.escapeshellcmd($domain));
+ '/usr/sbin/dnssec-signzone -A -e +1382400 -3 $(head -c 1000 /dev/random | sha1sum | cut -b 1-16) -N increment -o '.escapeshellcmd($domain).' -t '.$filespre.escapeshellcmd($domain));
}
function soa_insert($event_name, $data) {
--
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