liminix/modules/vlan/service.nix

{
  liminix,
  lib,
}:
{
  ifname,
  primary,
  vid,
}:
let
  inherit (liminix.services) oneshot;
in
oneshot rec {
  name = "${ifname}.link";
  up = ''
    ip link add link $(output ${primary} ifname) name ${ifname} type vlan id ${vid}
    ${liminix.networking.ifup name ifname}
    (in_outputs ${name}
     echo ${ifname} > ifname
    )
  '';
  down = "ip link set down dev ${ifname}";
  dependencies = [ primary ];
}