clean up mkMesh implementation

hosts/supernova/default.nix

@@ -24,9 +24,9 @@ with config.lyn.lib; {
   # Firmware updates:
   services.fwupd.enable = true;
 
-  lyn.services.wgautomesh = {
+  lyn.services.mkMesh = {
     enable = true;
-    enable_upnp = true;
+    enable_upnp_portforward = true;
   };
 
   ##1##3##3##7##

hosts/wg-gateway/default.nix

@@ -18,8 +18,9 @@
 
   # network
 
-  lyn.services.wgautomesh = {
+  lyn.services.mkMesh = {
     enable = true;
+    enable_lan_discovery = false;
   };
 
   networking.useDHCP = false;

modules/services/mkMesh.nix

@@ -39,11 +39,16 @@
   currentHost = meshnetwork.hosts.${config.networking.hostName};
 in {
   opt = {
-    enable_upnp = lib.mkOption {
+    enable_upnp_portforward = lib.mkOption {
       type = lib.types.bool;
       description = "Whether to allow the wireguard port in the gateway using UPnP IGD. Necessary on some firewalls, might spam unnecessary debug messages on environments without IGD gateways.";
       default = false;
     };
+    enable_lan_discovery = lib.mkOption {
+      type = lib.types.bool;
+      description = "Try to discover mesh devices on the same local network.";
+      default = true;
+    };
   };
   config = rec {
     networking.firewall = {
@@ -54,7 +59,7 @@ in {
         ]
         # UPnP broadcast responses
         ++ (
-          if cfg.enable_upnp
+          if cfg.enable_upnp_portforward
           then [1900]
           else []
         );
@@ -77,7 +82,7 @@ in {
       enable = true;
       settings = {
         interfaces =
-          if cfg.enable_upnp
+          if cfg.enable_upnp_portforward
           then [
             {
               name = "wg0";
@@ -88,13 +93,11 @@ in {
               upnp_forward_external_port = config.networking.wireguard.interfaces.wg1.listenPort;
             }
           ]
-          else null;
+          else [];
         peers = buildPeerlist "IPv6" meshnetwork.hosts ++ buildPeerlist "IPv4" meshnetwork.hosts;
+        lan_discovery = cfg.enable_lan_discovery;
       };
       gossipSecretFile = gossip_secret_path;
-
-      #DEBUG
-      logLevel = "trace";
     };
   };
 }