mirror of
https://github.com/nmasur/dotfiles
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63 lines
1.5 KiB
Nix
63 lines
1.5 KiB
Nix
{
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config,
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pkgs,
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lib,
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...
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}:
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let
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cfg = config.nmasur.presets.services.nix;
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in
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{
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options.nmasur.presets.services.nix.enable = lib.mkEnableOption "Nix settings and presets";
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config = lib.mkIf cfg.enable {
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nix = {
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# Set channel to flake packages, used for nix-shell commands
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nixPath = [ "nixpkgs=${pkgs.path}" ];
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# For security, only allow specific users
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settings.allowed-users = [
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"@wheel" # Anyone in the wheel group
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config.home.username # The current user
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];
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# Enable features in Nix commands
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extraOptions = ''
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experimental-features = nix-command flakes
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warn-dirty = false
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'';
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# Set automatic generation cleanup for home-manager
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gc = {
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automatic = true;
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options = "--delete-older-than 10d";
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};
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settings = {
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# Add community Cachix to binary cache
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# Don't use at work because blocked by corporate firewall
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builders-use-substitutes = true;
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substituters = lib.mkIf (!config.nmasur.profiles.work.enable) [
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"https://nix-community.cachix.org"
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];
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trusted-public-keys = lib.mkIf (!config.nmasur.profiles.work.enable) [
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"nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
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];
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# Scans and hard links identical files in the store
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# Not working with macOS: https://github.com/NixOS/nix/issues/7273
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auto-optimise-store = lib.mkIf (!pkgs.stdenv.isDarwin) true;
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};
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};
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};
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}
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