36 lines
1.1 KiB
Nix
36 lines
1.1 KiB
Nix
{ pkgs, config, lib, ... }:
|
|
let
|
|
inherit (import ../common/lib.nix) writeHaskellScript get-niv-path home-manager gcRetentionDays;
|
|
configPath = "/etc/nixos";
|
|
update-system = writeHaskellScript {
|
|
name = "update-system";
|
|
imports = [ "qualified Data.ByteString.Lazy.Char8 as C" "qualified Data.List as L" ];
|
|
bins = [ get-niv-path config.system.build.nixos-rebuild ];
|
|
}
|
|
''
|
|
getNivPath = fmap C.unpack . readTrim . get_niv_path "${configPath}/nix/sources.nix"
|
|
|
|
getNivAssign name = fmap process . getNivPath $ name
|
|
where process str = ["-I", name ++ "=" ++ str]
|
|
|
|
main = do
|
|
paths <- fmap concat . mapM getNivAssign $ ["nixpkgs", "unstable", "home-manager"]
|
|
nixos_rebuild (paths ++ ["switch"])
|
|
'';
|
|
system-maintenance = writeHaskellScript
|
|
{ name = "system-maintenance"; bins = [ pkgs.nix pkgs.git update-system ];} ''
|
|
main = do
|
|
git "-C" "${configPath}" "pull"
|
|
update_system
|
|
nix_collect_garbage "--delete-older-than" "${toString gcRetentionDays}d"
|
|
nix "optimise-store"
|
|
'';
|
|
in
|
|
{
|
|
environment = {
|
|
systemPackages = [
|
|
update-system
|
|
system-maintenance
|
|
];
|
|
};
|
|
}
|