infrastructure/machines/liminix/ap-v01/dns.nix

# SPDX-FileCopyrightText: 2024 Ryan Lahfa <ryan.lahfa@dgnum.eu>
#
# SPDX-License-Identifier: EUPL-1.2

{ pkgs, lib, ... }:
let
  inherit (pkgs.pseudofile) dir symlink;
  # TODO: imho, DNS should be static and provided by the router?
  dns = [
    "8.8.8.8"
    "8.8.4.4"
    "1.0.0.1"
  ];
  resolvconf = pkgs.writeText "resolv.conf" (
    lib.concatMapStringsSep "\n" (dns: ''echo "nameserver ${dns}" >> resolv.conf'') dns
  );
in
{
  # TODO: support dynamic reconfiguration once we are in the target VLAN?
  filesystem = dir {
    etc = dir {
      "resolv.conf" = symlink "${resolvconf}";
    };
  };
}