nix-config/hosts/hyp-01/modules/networking.nix

{ config, lib, ... }:
{
  options = {
    networking.hyp-01.ipv4.address = lib.mkOption {
      type = lib.types.str;
      default = "88.99.145.10";
    };

    networking.hyp-01.ipv4.cidr = lib.mkOption {
      type = lib.types.str;
      default = "26";
    };

    networking.hyp-01.ipv4.gateway = lib.mkOption {
      type = lib.types.str;
      default = "88.99.145.1";
    };

    networking.hyp-01.ipv6.address = lib.mkOption {
      type = lib.types.str;
      default = "2a01:4f8:10a:2962::1";
    };

    networking.hyp-01.ipv6.cidr = lib.mkOption {
      type = lib.types.str;
      default = "64";
    };

    networking.hyp-01.ipv6.gateway = lib.mkOption {
      type = lib.types.str;
      default = "fe80::1";
    };
  };

  config = {
    networking = {
      dhcpcd.enable = false;
      nameservers = [ "9.9.9.9" ];
    };

    systemd.network.networks."10-uplink".networkConfig.Address = config.networking.hyp-01.ipv6.address;

    boot.kernelParams = [ "ip=dhcp" ];
    boot.initrd.network = {
      enable = true;

      ssh = {
        enable = true;
        port = 2222;
        authorizedKeys = [
          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPnthKtz0fE4yQ/X10cJgKVCjYCNkRNoqV28xAhD7h2M cardno:22_498_026"
        ];
        hostKeys = [
          "/etc/secrets/initrd/ssh_host_ed25519_key"
        ];
      };
    };

    boot.initrd.kernelModules = [ "igb" ];
  };
}