Updated networking config

config/waybar/config.json

@@ -54,7 +54,7 @@
     "network": {
       "format": "<span font=\"FontAwesome\"></span> {ipaddr}",
       "format-disconnected": "<span font=\"FontAwesome\"></span> ",
-      "interface": "enp7s0",
+      "interface": "enp10s0",
       "tooltip-format": "{ifname} via {gwaddr}"
     },
 

lib/networking.nix

@@ -34,6 +34,46 @@
     };
   };
 
+  mkStaticSystemdNetwork = {interface, ip, router, nameserver}: {
+    # name = "enp0s31f6"; # Network interface name?
+    enable = true;
+
+    # See man systemd.link, man systemd.netdev, man systemd.network
+    matchConfig = {
+      # This corresponds to the [MATCH] section
+      Name = interface; # Match ethernet interface
+    };
+
+    # Static IP + DNS + Gateway
+    address = ip;
+    gateway = router;
+    dns = nameserver;
+
+    # routes = [
+      # {
+        # routeConfig.Gateway = (lib.head router);
+      # }
+    # ];
+
+    # See man systemd.network
+    networkConfig = {
+      # This corresponds to the [NETWORK] section
+      DHCP = "no";
+
+      # TODO: What does this all do?
+      # IPv6AcceptRA = true;
+      # MulticastDNS = "yes"; # Needed?
+      # LLMNR = "no"; # Needed?
+      # LinkLocalAddressing = "no"; # Needed?
+    };
+
+    linkConfig = {
+      # This corresponds to the [LINK] section
+      # RequiredForOnline = "routable";
+      RequiredForOnline = "no"; # Don't make nixos-rebuild wait for systemd-networkd-wait-online.service
+    };
+  };
+
   mkNetworkNamespace = name: ''
     ${pkgs.iproute}/bin/ip netns add ${name} # Create the Namespace
     ${pkgs.iproute}/bin/ip -n ${name} link set lo up # Enable the Loopback device

system/default.nix

@@ -46,11 +46,11 @@ with mylib.networking; {
   };
 
   networking.hosts = {
-    "192.168.86.42" = ["nixinator"];
+    "192.168.86.50" = ["nixinator"];
-    "192.168.86.69" = ["proxmox"];
+    "192.168.86.4" = ["proxmox"];
-    "192.168.86.100" = ["truenas"];
+    "192.168.86.20" = ["truenas"];
-    "192.168.86.102" = ["opnsense"];
+    "192.168.86.5" = ["opnsense"];
-    "192.168.86.105" = ["servenix"];
+    "192.168.86.25" = ["servenix"];
   };
 
   # Enable flakes

system/modules/systemd-networkd/default.nix

@@ -60,7 +60,7 @@ in {
     networking = {
       # Gets inherited from flake in nixos mylib and passed through the module option
       hostName = cfg.hostname; # Define your hostname.
-      enableIPv6 = true;
+      enableIPv6 = false;
 
       # Disable a lot of stuff not needed for systemd-networkd
       networkmanager.enable = false;

system/nixinator/default.nix

@@ -29,6 +29,17 @@
     };
 
     systemd-networkd = {
+      networks = {
+        # This should override the default network 50-ether
+        "10-ether-2_5G" = mylib.networking.mkStaticSystemdNetwork {
+          interface = "enp10s0";
+          ip = ["192.168.86.50/24"];
+          router = ["192.168.86.5"];
+          nameserver = ["192.168.86.25"];
+        };
+        # "10-ether-1G" = mylib.networking.mkStaticSystemdNetwork {...};
+      };
+
       wireguard-tunnels = {
         wg0-de-115 = (
           mylib.networking.mkWireguardService