nixos-config/config/host-config/cashew.nix

{ config, lib, pkgs, ... }:

with lib;
let
  hostname = config.instance.hostname;
  host-ipv4 = "208.81.4.82";
  site-name = config.fudo.hosts.${hostname}.site;
  site = config.fudo.sites.${site-name};

  local-packages = with pkgs; [
    bind
  ];

in {
  config = {
    networking = {
      defaultGateway = {
        address = site.gateway-v4;
        interface = "extif0";
      };

      interfaces.extif0 = {
        ipv4.addresses = [{
          address = host-ipv4;
          prefixLength = 29;
        }];
      };
    };

    environment.systemPackages = local-packages;
  };
}