nixos/profiles/system.nix

   1 { config, pkgs, lib, ... }:
   2 {
   3 imports = [
   4   ./bash.nix
   5   ./nixos-fallback.nix
   6 ];
   7 documentation = {
   8   enable = lib.mkDefault true;
   9   dev.enable = lib.mkDefault false;
  10   doc.enable = lib.mkDefault true;
  11   info.enable = lib.mkDefault false;
  12   man.enable = lib.mkDefault true;
  13   nixos.enable = lib.mkDefault false;
  14 };
  15 environment.variables = {
  16   EDITOR = "vim";
  17   PAGER  = "less -R";
  18   SYSTEMD_LESS = "FKMRX";
  19 };
  20 home-manager.users.root = {
  21   imports = [
  22     ../../home-manager/options.nix
  23     ../../home-manager/profiles/essential.nix
  24   ];
  25 };
  26 systemd.services.home-manager-root.postStart = ''
  27   ${pkgs.nix}/bin/nix-env --delete-generations +1 --profile /nix/var/nix/profiles/per-user/root/home-manager
  28 '';
  29 nix = {
  30   settings.auto-optimise-store = lib.mkDefault true;
  31   gc.automatic = lib.mkDefault true;
  32   gc.dates = lib.mkDefault "weekly";
  33   gc.options = lib.mkDefault "--delete-older-than 7d";
  34   nixPath = lib.mkForce [ ];
  35 };
  36 security.lockKernelModules = false;
  37 services.journald = {
  38   extraConfig = ''
  39     Compress=true
  40     MaxRetentionSec=1month
  41     Storage=persistent
  42     SystemMaxUse=100M
  43   '';
  44 };
  45 users.mutableUsers = false;
  46 }