tmnp: save current state

applications/firewall.nix

@@ -1,17 +1,25 @@
-{lib, config, ...}:{
+{lib, pkgs, config, ...}: {
 
   # using https://github.com/greaka/ops/blob/818be4c4dea9129abe0f086d738df4cb0bb38288/apps/restic/options.nix as a base
   options = {
-    firewall_forward = lib.mkOption {
-      default = [ ];
-      type = lib.types.listOf lib.types.str;
-      description = ''
-        A list of routes to forward
-      '';
+    skynet_firewall = {
+      enable = lib.mkEnableOption {
+        default = false;
+        example = true;
+        description = "Skynet Firewall";
+        type = lib.types.bool;
+      };
+      forward = lib.mkOption {
+        default = [ ];
+        type = lib.types.listOf lib.types.str;
+        description = ''
+          A list of routes to forward
+        '';
+      };
     };
   };
 
-  config = {
+  config = lib.mkIf config.skynet_firewall.enable {
     # disable default firewall to enable nftables
     networking.firewall.enable = false;
     networking.nftables.enable = true;
@@ -61,7 +69,7 @@
           # ip saddr 193.1.99.123 tcp dport 443 counter packets 0 bytes 0 accept
 
           # can basically make each machiene responsibile for their own forwarding (in config at least)
-          ${lib.strings.concatMapStrings (x: x + "\n") config.firewall_forward}
+          ${lib.strings.concatMapStrings (x: x + "\n") config.skynet_firewall.forward}
 
           counter packets 0 bytes 0 reject with icmp type admin-prohibited
         }