class firewall::local(
  $implementation   = lookup('firewall::implementation', undef, undef,      'shorewall'),
  $network          = lookup('firewall::local::network', undef, undef,      '192.168.1.0/24'),
  $interface        = lookup('firewall::local::interface', undef, undef,    'eth0'),
  $manage_host      = lookup('firewall::local::manage_host', undef, undef,  true),
  $manage_interface = lookup('firewall::local::manage_iface', undef, undef, false)
) {

  class { "firewall::implementations::${implementation}::local":
    network          => $network,
    interface        => $interface,
    manage_host      => $manage_host,
    manage_interface => $manage_interface,
  }
}