Assign a static IP address

configuration.nix

@@ -34,9 +34,6 @@
   # Cleanup tmp on startup
   boot.cleanTmpDir = true;
 
-  # Set hostname
-  networking.hostName = "zion";
-
   # Create coolneng user
   users.users.coolneng = {
     isNormalUser = true;
@@ -56,7 +53,6 @@
   services.timesyncd.enable = true;
 
   # Enable ZFS support
-  networking.hostId = "4e74ea68";
   boot.supportedFilesystems = [ "zfs" ];
 
   # Don't import encrypted datasets

modules/networking.nix

@@ -1,6 +1,25 @@
 { config, pkgs, lib, ... }:
 
 {
+  # Assign a static IP
+  networking = {
+    hostName = "zion";
+    hostId = "4e74ea68";
+    interfaces.eth0 = {
+      useDHCP = false;
+      ipv4.addresses = [{
+        address = "192.168.1.2";
+        prefixLength = 24;
+      }];
+    };
+    defaultGateway = {
+      address = "192.168.1.1";
+      interface = "eth0";
+    };
+    nameservers = [ "195.10.195.195" "165.22.224.164" ];
+    enableIPv6 = false;
+  };
+
   # Enable zeroconf
   services.avahi = {
     enable = true;
@@ -40,12 +59,6 @@
     '';
   };
 
-  # Disable IPv6
-  networking.enableIPv6 = false;
-
-  # Disable WiFi
-  networking.interfaces."eth0".useDHCP = true;
-
   # Enable NAT for wireguard
   networking.nat = {
     enable = true;
@@ -77,13 +90,13 @@
   # 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
       no-resolv
 
-      listen-address=127.0.0.1,192.168.13.2,10.8.0.1
+      listen-address=127.0.0.1,192.168.1.2,10.8.0.1
       bind-interfaces
 
       cache-size=10000
@@ -91,7 +104,7 @@
 
       conf-file=/var/lib/dnsmasq/dnsmasq.blacklist.txt
 
-      address=/coolneng.duckdns.org/192.168.13.2
+      address=/coolneng.duckdns.org/192.168.1.2
     '';
   };