nixos/machines/hardware/_base.nix

21 lines
434 B
Nix

{
config,
options,
lib,
...
}:
with lib; let
# get a list of interfaces
interfaces = attrNames config.networking.interfaces;
# check if an IP has been assigned
has_ip = interface: (length config.networking.interfaces."${interface}".ipv4.addresses) != 0;
in {
config = {
assertions = [
{
assertion = lists.any has_ip interfaces;
message = "Must have a ip address set";
}
];
};
}