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{ options, config, lib, namespace, ... }:
with lib; with lib.${namespace}; let
cfg = config.${namespace}.system;
in {
options.${namespace}.system = with types; {
hostname = mkOption {
type = strMatching "^$|^[[:alnum:]]([[:alnum:]_-]{0,61}[[:alnum:]])?$";
};
id = mkOption {
default = null;
type = nullOr str;
};
impermanent = mkEnableOption "root impermanence";
};
config = {
nix.settings.experimental-features = [ "nix-command" "flakes" ];
networking.hostName = cfg.hostname;
networking.hostId = cfg.id;
environment = mkIf cfg.impermanent {
persistence."/persist/system" = {
hideMounts = true;
directories = [
"/etc/nixos"
"/var/log"
"/var/lib/nixos"
"/var/lib/systemd/coredump"
# "/var/lib/bluetooth"
];
files = [
"/etc/machine-id"
];
};
};
};
}
|