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{
config,
lib,
...
}: let
cfg = config.soispha.impermanence;
in {
options.soispha.impermanence = {
enable = lib.mkEnableOption "persisting directories and files with impermanence";
directories = lib.mkOption {
type = lib.types.listOf lib.types.str;
default =
[
"/etc/nixos"
"/var/log"
"/var/lib/systemd"
]
++ lib.optional config.networking.networkmanager.enable "/etc/NetworkManager"
++ lib.optional config.boot.lanzaboote.enable "/etc/secureboot"
++ lib.optional config.hardware.bluetooth.enable "/var/lib/bluetooth"
++ lib.optional config.virtualisation.waydroid.enable "/var/lib/waydroid"
++ lib.optional config.services.postgresql.enable "/var/lib/postgresql";
defaultText = lib.literalExpression ''
[
"/etc/nixos"
"/var/log"
"/var/lib/systemd"
]
++ lib.optional config.networking.networkmanager.enable "/etc/NetworkManager"
++ lib.optional config.boot.lanzaboote.enable "/etc/secureboot"
++ lib.optional config.hardware.bluetooth.enable "/var/lib/bluetooth"
++ lib.optional config.virtualisation.waydroid.enable "/var/lib/waydroid"
++ lib.optional config.services.postgresql.enable "/var/lib/postgresql"
'';
description = "The directories to persist";
};
};
config = lib.mkIf cfg.enable {
# needed for the hm impermanence config
programs.fuse.userAllowOther = true;
environment.persistence = {
"/srv" = {
hideMounts = true;
inherit (cfg) directories;
files = [
"/etc/machine-id"
];
};
};
};
}
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