stockholm/krebs/3modules/os-release.nix

33 lines
1008 B
Nix

{ config, ... }:
with import <stockholm/lib>;
let
nixos-version-id = "${config.system.nixosVersion}";
nixos-version = "${nixos-version-id} (${config.system.nixosCodeName})";
nixos-pretty-name = "NixOS ${nixos-version}";
stockholm-version-id = let
eval = tryEval (removeSuffix "\n" (readFile <stockholm-version>));
in
if eval.success then eval.value else "unknown";
stockholm-version = "${stockholm-version-id}";
stockholm-pretty-name = "stockholm ${stockholm-version}";
version = "${stockholm-version}/${nixos-version}";
version-id = "${stockholm-version-id}/${nixos-version-id}";
pretty-name = "${stockholm-pretty-name} / ${nixos-pretty-name}";
home-url = http://cgit.ni.krebsco.de/stockholm;
in
{
# http://0pointer.de/public/systemd-man/os-release.html
environment.etc."os-release".text = mkForce ''
NAME="stockholm/NixOS"
ID=stockholm
VERSION="${version}"
VERSION_ID="${version-id}"
PRETTY_NAME="${pretty-name}"
HOME_URL="${home-url}"
'';
}