X-Git-Url: https://git.adam-barratt.org.uk/?a=blobdiff_plain;f=modules%2Fnamed%2Fmanifests%2Finit.pp;h=a178271bc2922749391847a61e2d87e52e280cbd;hb=89fb28ae8731fee3ed45b8642c6c9e3f96960e6a;hp=5d2e250df297d42cc33f42b4e8982c7b9ed352ca;hpb=9dcfb48e8927ce1720573c569280fe1743eefc80;p=mirror%2Fdsa-puppet.git

diff --git a/modules/named/manifests/init.pp b/modules/named/manifests/init.pp
index 5d2e250df..a178271bc 100644
--- a/modules/named/manifests/init.pp
+++ b/modules/named/manifests/init.pp
@@ -1,30 +1,73 @@
 class named {
-        include munin-node::bind
-
-        package {
-                bind9: ensure => installed;
-        }
-
-        exec {
-                "bind9 restart":
-                        path        => "/etc/init.d:/usr/bin:/usr/sbin:/bin:/sbin",
-                        refreshonly => true,
-                        ;
-        }
-        exec {
-                "bind9 reload":
-                        path        => "/etc/init.d:/usr/bin:/usr/sbin:/bin:/sbin",
-                        refreshonly => true,
-                        ;
-        }
-        file {
-                "/var/log/bind9":
-                        ensure  => directory,
-                        owner   => bind,
-                        group   => bind,
-                        mode    => 775,
-                        ;
-        }
-}
+	munin::check { 'bind': }
+
+	site::aptrepo { 'bind-ratelimit':
+		url        => 'http://db.debian.org/debian-admin',
+		suite      => 'bind-ratelimit',
+		components => 'main',
+	}
+
+	package { 'bind9':
+		ensure => installed
+	}
+
+	service { 'bind9':
+		ensure => running,
+	}
+
+	@ferm::rule { '00-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'
+	}
 
-# vim: set fdm=marker ts=8 sw=8 et:
+	if has_role('dns_primary') {
+		@ferm::rule { '01-dsa-bind-4':
+			domain      => '(ip)',
+			description => 'Allow nameserver access',
+			rule        => '&TCP_UDP_SERVICE_RANGE(53, ( $HOST_DNS_SECONDARY_V4 $HOST_DNS_GEO_V4 $HOST_NAGIOS_V4 $HOST_RCODE0_V4 $HOST_EASYDNS_V4 ) )',
+		}
+		@ferm::rule { '01-dsa-bind-6':
+			domain      => '(ip6)',
+			description => 'Allow nameserver access',
+			rule        => '&TCP_UDP_SERVICE_RANGE(53, ( $HOST_DNS_SECONDARY_V6 $HOST_DNS_GEO_V6 $HOST_NAGIOS_V6 $HOST_RCODE0_V6 ) )',
+		}
+	} else {
+		@ferm::rule { '01-dsa-bind':
+			domain      => '(ip ip6)',
+			description => 'Allow nameserver access',
+			rule        => '&TCP_UDP_SERVICE(53)'
+		}
+	}
+
+	@ferm::rule { 'dsa-bind-notrack':
+		domain      => '(ip ip6)',
+		description => 'NOTRACK for nameserver traffic',
+		table       => 'raw',
+		chain       => 'PREROUTING',
+		rule        => 'proto (tcp udp) dport 53 jump NOTRACK'
+	}
+
+	@ferm::rule { 'dsa-bind-notrack-out':
+		domain      => '(ip ip6)',
+		description => 'NOTRACK for nameserver traffic',
+		table       => 'raw',
+		chain       => 'OUTPUT',
+		rule        => 'proto (tcp udp) sport 53 jump NOTRACK'
+	}
+
+	file { '/var/log/bind9':
+		ensure => directory,
+		owner  => bind,
+		group  => bind,
+		mode   => '0775',
+	}
+
+	file { '/etc/bind/named.conf.puppet-shared-keys':
+		mode    => '0640',
+		content => template('named/named.conf.puppet-shared-keys.erb'),
+		owner   => root,
+		group   => bind,
+		notify  => Service['bind9'],
+	}
+}