Modularize and fix wireguard

cluster.nix

@@ -0,0 +1,58 @@
+{ config, pkgs, lib, ...} @ args:
+  with builtins;
+  with lib;
+{
+  options.filouterie = with types; {
+    hostName = mkOption {
+      type = str;
+      description = "Node name";
+    };
+
+    clusterPrefix = mkOption {
+      type = str;
+      description = "Cluster IP prefix";
+    };
+
+    clusterNodes = mkOption {
+      description = "Nodes that are part of this cluster";
+      type = attrsOf (submodule {
+        options = {
+	  address = mkOption {
+            type = str;
+	    description = "IP Address in the Wireguard network";
+	  };
+
+	  pubkey = mkOption {
+            type = str;
+	    description = "Wireguard public key";
+	  };
+
+	  endpoint = mkOption {
+            type = str;
+	    description = "Wireguard endpoint on the public internet";
+	  };
+	};
+      });
+    };
+  };
+
+  config.filouterie.clusterPrefix = "10.0.0.0/16";
+
+  config.filouterie.clusterNodes = {
+    "fifi" = {
+      pubkey = "/TJVF6aLEvqngjd8Gq3QkH5esEQSIL+ryz/uKdJaZEQ=";
+      address = "10.0.1.1";
+      endpoint = "92.179.73.254:19720";
+    };
+    "riri" = {
+      pubkey = "lUUTv85m7vtIKY7+s//AWL5r/epjXSBZNJCrgjRfQj0=";
+      address = "10.0.2.1";
+      endpoint = "176.159.248.209:19720";
+    };
+    "loulou" = {
+      pubkey = "J/liQaChv4ZBjwlLmobM0NA/Wwgl8nDcQEcGdsC5Exc=";
+      address = "10.0.3.1";
+      endpoint = "82.67.117.71:19720";
+    };
+  };
+}