nixos/profiles/system.nix

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