Restructuring site_shorewall

site_shorewall::defaults can be used on every host, it configures
a basic firewall, which blocks everything from outside except
ping + ssh, and allows outgoing traffic for http, git, dns.

1 files changed, 52 insertions, 7 deletions

diff --git a/puppet/modules/site_shorewall/manifests/defaults.pp b/puppet/modules/site_shorewall/manifests/defaults.pp
index d5f60ec6..7992406b 100644
--- a/puppet/modules/site_shorewall/manifests/defaults.pp
+++ b/puppet/modules/site_shorewall/manifests/defaults.pp
@@ -1,6 +1,17 @@
 class site_shorewall::defaults {
   include shorewall
 
+  # be safe for development
+  #if ( $::virtual == 'virtualbox') { $shorewall_startup='0' }
+
+  $ip_address     = hiera('ip_address')
+  # a special case for vagrant interfaces
+  $interface      = $::virtual ? {
+    virtualbox => [ 'eth0', 'eth1' ],
+    default    => getvar("interface_${ip_address}")
+  }
+
+
   # If you want logging:
   shorewall::params {
     'LOG': value => 'debug';
@@ -8,14 +19,48 @@ class site_shorewall::defaults {
 
   shorewall::zone {'net': type => 'ipv4'; }
 
-  include augeas
 
-  augeas { 'enable_ip_forwarding':
-    changes => 'set /files/etc/shorewall/shorewall.conf/IP_FORWARDING Yes',
-    lens    => 'Shellvars.lns',
-    incl    => '/etc/shorewall/shorewall.conf',
-    notify  => Service[shorewall],
-    require => Class[augeas];
+  # define interfaces
+  shorewall::interface { $interface:
+    zone      => 'net',
+    options   => 'tcpflags,blacklist,nosmurfs';
+  }
+
+  shorewall::routestopped { $interface: }
+
+  shorewall::policy {
+    'all-to-all':
+      sourcezone      => 'all',
+      destinationzone => 'all',
+      policy          => 'DROP',
+      order           => 200;
+  }
+
+  shorewall::rule {
+      # ping party
+      'all2all-ping':
+        source      => 'all',
+        destination => 'all',
+        action      => 'Ping(ACCEPT)',
+        order       => 200;
+
+      # server to outside
+      'fw2all-http':
+        source      => '$FW',
+        destination => 'all',
+        action      => 'HTTP(ACCEPT)',
+        order       => 200;
+      'fw2all-DNS':
+        source      => '$FW',
+        destination => 'all',
+        action      => 'DNS(ACCEPT)',
+        order       => 200;
+      'fw2all-git':
+        source      => '$FW',
+        destination => 'all',
+        action      => 'Git(ACCEPT)',
+        order       => 200;
   }
 
+  include site_shorewall::sshd
 }