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|
{
config,
lib,
...
}:
with lib; let
cfg = config.local.boot.impermanence;
in {
options.local.boot.impermanence = {
enable = mkEnableOption "root fs impermanence";
#TODO: type correcto de files, directories?
directories = mkOption {
type = with lib.types; listOf (either str attrs);
default = [];
};
files = mkOption {
type = with lib.types; listOf (either str attrs);
default = [];
};
};
config = mkMerge [
{
local.boot.impermanence = {
directories = [
"/etc/lvm"
"/var/lib/nixos"
"/var/log"
];
files = [
"/etc/machine-id"
"/var/lib/logrotate.status"
];
};
}
(mkIf cfg.enable {
assertions = [
{
assertion = (config.fileSystems ? "/persist") && config.fileSystems."/persist".neededForBoot;
message = "Impermanence requires /persist to be a neededForBoot mountpoint";
}
];
environment.persistence."/persist" = {
hideMounts = true;
files = cfg.files;
directories = cfg.directories;
};
})
];
}
|
