Feat: major refactor

16 files changed, 115 insertions, 463 deletions

diff --git a/manifests/virtual/dns.pp b/manifests/virtual/dns.pp
index 1bf3872..8ae02ae 100644
--- a/manifests/virtual/dns.pp
+++ b/manifests/virtual/dns.pp
@@ -1,53 +1,9 @@
-class firewall::virtual::dns($destination, $zone = 'vm') {
-  shorewall::rule { 'dns-route-0':
-    action          => 'DNS/ACCEPT',
-    source          => 'net',
-    destination     => '$FW',
-    proto           => '-',
-    destinationport => '-',
-    ratelimit       => '-',
-    order           => 2000,
-  }
-
-  shorewall::rule { 'dns-route-1':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:53",
-    proto           => 'tcp',
-    destinationport => '53',
-    ratelimit       => '-',
-    order           => 2001,
-  }
-
-  shorewall::rule { 'dns-route-2':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "fw:$destination:53",
-    proto           => 'tcp',
-    destinationport => '53',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2002,
-  }
-
-  shorewall::rule { 'dns-route-3':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:53",
-    proto           => 'udp',
-    destinationport => '53',
-    ratelimit       => '-',
-    order           => 2003,
-  }
-
-  shorewall::rule { 'dns-route-4':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "fw:$destination:53",
-    proto           => 'udp',
-    destinationport => '53',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2004,
+class firewall::virtual::dns(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'vm'
+) {
+  class { "firewall::implementations::${implementation}::virtual::dns":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/gitd.pp b/manifests/virtual/gitd.pp
index b760f03..aedca34 100644
--- a/manifests/virtual/gitd.pp
+++ b/manifests/virtual/gitd.pp
@@ -1,23 +1,8 @@
-class firewall::virtual::gitd($destination) {
-  shorewall::rule { 'git-daemon-1':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:9418",
-    proto           => 'tcp',
-    destinationport => '9418',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 800,
-  }
-
-  shorewall::rule { 'git-daemon-2':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:9418",
-    proto           => 'tcp',
-    destinationport => '9418',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 801,
+class firewall::virtual::gitd(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination
+) {
+  class { "firewall::implementations::${implementation}::virtual::gitd":
+    destination => $destination,
   }
 }
diff --git a/manifests/virtual/gobby.pp b/manifests/virtual/gobby.pp
index cc2c9fe..a05f154 100644
--- a/manifests/virtual/gobby.pp
+++ b/manifests/virtual/gobby.pp
@@ -1,23 +1,8 @@
-class firewall::virtual::gobby($destination) {
-  shorewall::rule { 'gobby-0':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:6523",
-    proto           => 'tcp',
-    destinationport => '6523',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2400,
-  }
-
-  shorewall::rule { 'gobby-1':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:6523",
-    proto           => 'tcp',
-    destinationport => '6523',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2400,
+class firewall::virtual::gobby(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination
+) {
+  class { "firewall::implementations::${implementation}::virtual::gobby":
+    destination => $destination,
   }
 }
diff --git a/manifests/virtual/http.pp b/manifests/virtual/http.pp
index bb8e232..3050eb3 100644
--- a/manifests/virtual/http.pp
+++ b/manifests/virtual/http.pp
@@ -1,23 +1,8 @@
-class firewall::virtual::http($destination) {
-  shorewall::rule { 'http-route-1':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:80",
-    proto           => 'tcp',
-    destinationport => '80',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 600,
-  }
-
-  shorewall::rule { 'http-route-2':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:80",
-    proto           => 'tcp',
-    destinationport => '80',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 601,
+class firewall::virtual::http(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination
+) {
+  class { "firewall::implementations::${implementation}::virtual::http":
+    destination => $destination,
   }
 }
diff --git a/manifests/virtual/https.pp b/manifests/virtual/https.pp
index 70a10a4..c93dc01 100644
--- a/manifests/virtual/https.pp
+++ b/manifests/virtual/https.pp
@@ -1,23 +1,8 @@
-class firewall::virtual::https($destination) {
-  shorewall::rule { 'https-route-1':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:443",
-    proto           => 'tcp',
-    destinationport => '443',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => lookup("firewall::ssl_ratelimit", undef, undef, '-'),
-    order           => 602,
-  }
-
-  shorewall::rule { 'https-route-2':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:443",
-    proto           => 'tcp',
-    destinationport => '443',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => lookup("firewall::ssl_ratelimit", undef, undef, '-'),
-    order           => 602,
+class firewall::virtual::https(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination
+) {
+  class { "firewall::implementations::${implementation}::virtual::https":
+    destination => $destination,
   }
 }
diff --git a/manifests/virtual/icecast.pp b/manifests/virtual/icecast.pp
index 3c392b6..684ce42 100644
--- a/manifests/virtual/icecast.pp
+++ b/manifests/virtual/icecast.pp
@@ -1,22 +1,9 @@
-class firewall::virtual::icecast($destination, $zone = 'fw') {
-  shorewall::rule { 'icecast-1':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:8000",
-    proto           => 'tcp',
-    destinationport => '8000',
-    ratelimit       => '-',
-    order           => 900,
-  }
-
-  shorewall::rule { 'icecast-2':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "$zone:$destination:8000",
-    proto           => 'tcp',
-    destinationport => '8000',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 901,
+class firewall::virtual::icecast(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'fw'
+) {
+  class { "firewall::implementations::${implementation}::virtual::icecast":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/jabber.pp b/manifests/virtual/jabber.pp
index 703b9a9..7666f22 100644
--- a/manifests/virtual/jabber.pp
+++ b/manifests/virtual/jabber.pp
@@ -1,54 +1,9 @@
-class firewall::virtual::jabber($destination, $zone = 'fw') {
-  shorewall::rule { 'jabber-0':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:5222",
-    proto           => 'tcp',
-    destinationport => '5222',
-    ratelimit       => '-',
-    order           => 2200,
-  }
-
-  shorewall::rule { 'jabber-1':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "$zone:$destination:5223",
-    proto           => 'tcp',
-    destinationport => '5223',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2201,
-  }
-
-  shorewall::rule { 'jabber-2':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:5269",
-    proto           => 'tcp',
-    destinationport => '5269',
-    ratelimit       => '-',
-    order           => 2202,
-  }
-
-  shorewall::rule { 'jabber-3':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "$zone:$destination:4369",
-    proto           => 'tcp',
-    destinationport => '4369',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2203,
-  }
-
-  shorewall::rule { 'jabber-4':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "$zone:$destination:4370",
-    proto           => 'tcp',
-    destinationport => '4370:4375',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2204,
+class firewall::virtual::jabber(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'fw'
+) {
+  class { "firewall::implementations::${implementation}::virtual::jabber":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/mail.pp b/manifests/virtual/mail.pp
index c16f898..2bf9635 100644
--- a/manifests/virtual/mail.pp
+++ b/manifests/virtual/mail.pp
@@ -1,67 +1,8 @@
-class firewall::virtual::mail($destination) {
-  shorewall::rule { 'mail-1':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:25",
-    proto           => 'tcp',
-    destinationport => '25',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 1000,
-  }
-
-  shorewall::rule { 'mail-2':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:25",
-    proto           => 'tcp',
-    destinationport => '25',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 1001,
-  }
-
-  shorewall::rule { 'mail-3':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:993",
-    proto           => 'tcp',
-    destinationport => '993',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => lookup("firewall::ssl_ratelimit", undef, undef, '-'),
-    order           => 1002,
-  }
-
-  shorewall::rule { 'mail-4':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:993",
-    proto           => 'tcp',
-    destinationport => '993',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => lookup("firewall::ssl_ratelimit", undef, undef, '-'),
-    order           => 1003,
-  }
-
-  shorewall::rule { 'mail-5':
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:$destination:587",
-    proto           => 'tcp',
-    destinationport => '587',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => lookup("firewall::ssl_ratelimit", undef, undef, '-'),
-    order           => 1004,
-  }
-
-  shorewall::rule { 'mail-6':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "vm:$destination:587",
-    proto           => 'tcp',
-    destinationport => '587',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => lookup("firewall::ssl_ratelimit", undef, undef, '-'),
-    order           => 1005,
+class firewall::virtual::mail(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination
+) {
+  class { "firewall::implementations::${implementation}::virtual::mail":
+    destination => $destination,
   }
 }
diff --git a/manifests/virtual/mdns.pp b/manifests/virtual/mdns.pp
index db8ec25..559a00b 100644
--- a/manifests/virtual/mdns.pp
+++ b/manifests/virtual/mdns.pp
@@ -1,11 +1,9 @@
-class firewall::virtual::mdns($destination, $zone = 'fw') {
-  shorewall::rule { 'mdns-0':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:5353",
-    proto           => 'tcp',
-    destinationport => '5353',
-    ratelimit       => '-',
-    order           => 2700,
+class firewall::virtual::mdns(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'fw'
+) {
+  class { "firewall::implementations::${implementation}::virtual::mdns":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/mumble.pp b/manifests/virtual/mumble.pp
index b523dca..a091363 100644
--- a/manifests/virtual/mumble.pp
+++ b/manifests/virtual/mumble.pp
@@ -1,22 +1,9 @@
-class firewall::virtual::mumble($destination, $zone = 'fw') {
-  shorewall::rule { 'mumble-0':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:64738",
-    proto           => 'tcp',
-    destinationport => '64738',
-    ratelimit       => '-',
-    order           => 2300,
-  }
-
-  shorewall::rule { 'mumble-1':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "$zone:$destination:64738",
-    proto           => 'udp',
-    destinationport => '64738',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2301,
+class firewall::virtual::mumble(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'fw'
+) {
+  class { "firewall::implementations::${implementation}::virtual::mumble":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/munin.pp b/manifests/virtual/munin.pp
index 79514c6..531acd9 100644
--- a/manifests/virtual/munin.pp
+++ b/manifests/virtual/munin.pp
@@ -1,28 +1,16 @@
-define firewall::virtual::munin($destination, $port_orig, $port_dest = '', $order = '400', $zone = 'fw') {
-  shorewall::rule { "munin-$name-1":
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => $port_dest ? {
-      ''      => "$zone:$destination",
-      default => "$zone:$destination:$port_dest",
-    },
-    proto           => 'tcp',
-    destinationport => "$port_orig",
-    ratelimit       => '-',
-    order           => $order,
-  }
-
-  shorewall::rule { "munin-$name-2":
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => $port_dest ? {
-      ''      => "$zone:$destination",
-      default => "$zone:$destination:$port_dest",
-    },
-    proto           => 'tcp',
-    destinationport => "$port_orig",
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => $order,
+define firewall::virtual::munin(
+  $destination,
+  $port_orig,
+  $port_dest      = '',
+  $order          = '400',
+  $zone           = 'fw'
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+) {
+  class { "firewall::implementations::${implementation}::virtual::munin":
+    destination => $destination,
+    port_orig   => $port_orig,
+    port_dest   => $port_dest,
+    order       => $order,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/rsync.pp b/manifests/virtual/rsync.pp
index 50df46c..79a8d83 100644
--- a/manifests/virtual/rsync.pp
+++ b/manifests/virtual/rsync.pp
@@ -1,11 +1,9 @@
-class firewall::virtual::rsync($destination, $zone = 'fw') {
-  shorewall::rule { 'rsync-0':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:873",
-    proto           => 'tcp',
-    destinationport => '873',
-    ratelimit       => '-',
-    order           => 2600,
+class firewall::virtual::rsync(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'fw'
+) {
+  class { "firewall::implementations::${implementation}::virtual::rsync":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/ssh.pp b/manifests/virtual/ssh.pp
index 7ad93fc..0a11fa2 100644
--- a/manifests/virtual/ssh.pp
+++ b/manifests/virtual/ssh.pp
@@ -1,28 +1,14 @@
-define firewall::virtual::ssh($destination, $port_orig = '22', $port_dest = '', $zone = 'vm') {
-  shorewall::rule { "ssh-$name-1":
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => $port_dest ? {
-      ''      => "$zone:$destination",
-      default => "$zone:$destination:$port_dest",
-    },
-    proto           => 'tcp',
-    destinationport => "$port_orig",
-    ratelimit       => '-',
-    order           => "2$port_orig",
-  }
-
-  shorewall::rule { "ssh-$name-2":
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => $port_dest ? {
-      ''      => "fw:$destination",
-      default => "fw:$destination:$port_dest",
-    },
-    proto           => 'tcp',
-    destinationport => "$port_orig",
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => "2$port_orig",
+define firewall::virtual::ssh(
+  $destination,
+  $port_orig      = '22',
+  $port_dest      = '',
+  $zone           = 'vm'
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+) {
+  class { "firewall::implementations::${implementation}::virtual::ssh":
+    destination => $destination,
+    port_orig   => $port_orig,
+    port_dest   => $port_dest,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/tor.pp b/manifests/virtual/tor.pp
index 7cca6d6..2b83151 100644
--- a/manifests/virtual/tor.pp
+++ b/manifests/virtual/tor.pp
@@ -1,85 +1,9 @@
-class firewall::virtual::tor($destination, $zone = 'vm') {
-  shorewall::rule { 'tor-0':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:9000",
-    proto           => 'tcp',
-    destinationport => '9000',
-    ratelimit       => '-',
-    order           => 2100,
-  }
-
-  shorewall::rule { 'tor-1':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "fw:$destination:9000",
-    proto           => 'tcp',
-    destinationport => '9000',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2101,
-  }
-
-  shorewall::rule { 'tor-2':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:9001",
-    proto           => 'tcp',
-    destinationport => '9001',
-    ratelimit       => '-',
-    order           => 2102,
-  }
-
-  shorewall::rule { 'tor-3':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "fw:$destination:9001",
-    proto           => 'tcp',
-    destinationport => '9001',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2103,
-  }
-
-  shorewall::rule { 'tor-4':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:9100",
-    proto           => 'tcp',
-    destinationport => '9100',
-    ratelimit       => '-',
-    order           => 2104,
-  }
-
-  shorewall::rule { 'tor-5':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "fw:$destination:9100",
-    proto           => 'tcp',
-    destinationport => '9100',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2105,
-  }
-
-  shorewall::rule { 'tor-6':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:9101",
-    proto           => 'tcp',
-    destinationport => '9101',
-    ratelimit       => '-',
-    order           => 2106,
-  }
-
-  shorewall::rule { 'tor-7':
-    action          => 'DNAT',
-    source          => '$FW',
-    destination     => "fw:$destination:9101",
-    proto           => 'tcp',
-    destinationport => '9101',
-    originaldest    => lookup('firewall::external_ip', undef, undef, $::ipaddress),
-    ratelimit       => '-',
-    order           => 2107,
+class firewall::virtual::tor(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'vm'
+) {
+  class { "firewall::implementations::${implementation}::virtual::tor":
+    destination => $destination,
+    zone        => $zone,
   }
 }
diff --git a/manifests/virtual/web.pp b/manifests/virtual/web.pp
index 06bf993..c54a95b 100644
--- a/manifests/virtual/web.pp
+++ b/manifests/virtual/web.pp
@@ -1,14 +1,8 @@
 define firewall::virtual::web(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
   $destination
 ) {
-  shorewall::rule { "web-route-${name}-1":
-    action          => 'DNAT',
-    source          => 'vm',
-    destination     => "fw:${destination}:80",
-    proto           => 'tcp',
-    destinationport => '80',
-    originaldest    => $destination,
-    ratelimit       => '-',
-    order           => 600,
+  class { "firewall::implementations::${implementation}::virtual::web":
+    destination => $destination,
   }
 }
diff --git a/manifests/virtual/yacy.pp b/manifests/virtual/yacy.pp
index 173ba13..fcc6b1d 100644
--- a/manifests/virtual/yacy.pp
+++ b/manifests/virtual/yacy.pp
@@ -1,11 +1,9 @@
-class firewall::virtual::yacy($destination, $zone = 'fw') {
-  shorewall::rule { 'yacy-0':
-    action          => 'DNAT',
-    source          => 'net',
-    destination     => "$zone:$destination:8090",
-    proto           => 'tcp',
-    destinationport => '8090',
-    ratelimit       => '-',
-    order           => 2500,
+class firewall::virtual::yacy(
+  $implementation = lookup('firewall::implementation', undef, undef, 'shorewall'),
+  $destination, $zone = 'fw'
+) {
+  class { "firewall::implementations::${implementation}::virtual::yacy":
+    destination => $destination,
+    zone        => $zone,
   }
 }