Assign a static IP address

modules/networking.nix

@@ -3,6 +3,25 @@
 let password = builtins.readFile /var/keys/ddclient;
 
 in {
+  # Assign a static IP
+  networking = {
+    hostName = "zion";
+    hostId = "4e74ea68";
+    interfaces.eth0 = {
+      useDHCP = false;
+      ipv4.addresses = [{
+        address = "192.168.13.2";
+        prefixLength = 24;
+      }];
+    };
+    defaultGateway = {
+      address = "192.168.13.1";
+      interface = "eth0";
+    };
+    nameservers = [ "195.10.195.195" "165.22.224.164" ];
+    enableIPv6 = false;
+  };
+
   # Enable zeroconf
   services.avahi = {
     enable = true;
@@ -42,12 +61,6 @@ in {
     '';
   };
 
-  # Disable IPv6
-  networking.enableIPv6 = false;
-
-  # Disable WiFi
-  networking.interfaces."eth0".useDHCP = true;
-
   # Enable NAT for wireguard
   networking.nat = {
     enable = true;
@@ -79,7 +92,7 @@ in {
   # DNS server with ad-block
   services.dnsmasq = {
     enable = true;
-    servers = [ "195.10.195.195" "165.22.224.164" ];
+    servers = config.networking.nameservers;
     extraConfig = ''
       domain-needed
       bogus-priv