disko: get rid of impure imports

This is a backwards-incompatible change but it allows to pin nixpkgs,
which is desirable especially in professional environments where
reproduciblity is important.
This commit is contained in:
Jörg Thalheim 2022-08-17 14:20:44 +02:00
parent 2fc06462ce
commit 20bfa32750
5 changed files with 38 additions and 25 deletions

View file

@ -36,16 +36,16 @@ This is how your iso configuation may look like
/etc/nixos/configuration.nix
```nix
{ pkgs, ... }:
{ pkgs, modulesPath, ... }:
let
disko = (builtins.fetchGit {
disko = builtins.fetchGit {
url = https://cgit.lassul.us/disko/;
rev = "88f56a0b644dd7bfa8438409bea5377adef6aef4";
}) + "/lib";
};
cfg = builtins.fromJSON ./tsp-disk.json;
in {
imports = [
<nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix>
(modulesPath + "/installer/cd-dvd/installation-cd-minimal.nix")
];
environment.systemPackages = with pkgs;[
(pkgs.writeScriptBin "tsp-create" (disko.create cfg))