From: Martin Zobel-Helas <zobel@debian.org>
Date: Thu, 9 May 2013 19:23:17 +0000 (+0200)
Subject: add an anti-ddos rule
X-Git-Url: https://git.adam-barratt.org.uk/?a=commitdiff_plain;h=3e4e0946835e0ca9b9167b38ac17949754a0f120;hp=-c;p=mirror%2Fdsa-puppet.git

add an anti-ddos rule
Signed-off-by: Martin Zobel-Helas <zobel@debian.org>
---

3e4e0946835e0ca9b9167b38ac17949754a0f120
diff --git a/modules/named/manifests/init.pp b/modules/named/manifests/init.pp
index 1ce12c907..a2dde9d3c 100644
--- a/modules/named/manifests/init.pp
+++ b/modules/named/manifests/init.pp
@@ -16,6 +16,12 @@ class named {
 		ensure => running,
 	}
 
+	@ferm::rule { 'dsa-bind-no-ddos-any':
+		domain      => '(ip ip6)',
+		description => 'Allow nameserver access',
+		rule        => 'proto udp dport 53 mod string from 32 to 64 algo bm hex-string \'|0000ff0001|\' jump DROP'
+	}
+
 	@ferm::rule { 'dsa-bind':
 		domain      => '(ip ip6)',
 		description => 'Allow nameserver access',