118 lines
3.5 KiB
Nix
118 lines
3.5 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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baseDirenv = {
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programs.direnv = {
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enable = true;
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enableZshIntegration = true;
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nix-direnv.enable = true;
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};
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};
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baseNixIndex = {
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home.packages = with pkgs; [ nix-index ];
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programs.zsh.initExtra = ''
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source ${pkgs.nix-index}/etc/profile.d/command-not-found.sh
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'';
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systemd.user = {
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services.nix-index = {
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Unit = {
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Description = "Service to run nix-index";
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};
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Service = {
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Type = "oneshot";
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ExecStart = "${pkgs.nix-index}/bin/nix-index";
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};
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};
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timers.nix-index = {
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Unit = {
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Description = "Timer that starts nix-index every two hours";
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PartOf = [ "nix-index.service" ];
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};
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Timer = {
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OnCalendar = "00/2:30";
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};
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Install = {
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WantedBy = [ "default.target" ];
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};
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};
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};
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};
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in
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{
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options.chvp.base.nix = {
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enableDirenv = lib.mkOption {
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default = true;
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example = false;
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};
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unfreePackages = lib.mkOption {
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default = [ ];
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example = [ "teams" ];
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};
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# Note that this is only enabled for charlotte, until https://github.com/bennofs/nix-index/issues/143 is resolved.
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enableNixIndex = lib.mkOption {
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default = true;
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example = false;
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};
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};
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config = {
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chvp.base = {
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emacs.extraConfig = [
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''
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;; Nix syntax support
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(use-package nix-mode
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:mode "\\.nix\\'"
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)
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''
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] ++ lib.optional config.chvp.base.nix.enableDirenv ''
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;; Direnv integration in emacs.
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(use-package direnv
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:config (direnv-mode)
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)
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'';
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zfs = {
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homeLinks =
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(lib.optional config.chvp.base.nix.enableDirenv { path = ".local/share/direnv"; type = "cache"; }) ++
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(lib.optional config.chvp.base.nix.enableNixIndex { path = ".cache/nix-index"; type = "cache"; });
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systemLinks =
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(lib.optional config.chvp.base.nix.enableDirenv { path = "/root/.local/share/direnv"; type = "cache"; });
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};
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};
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nix = {
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gc = {
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automatic = true;
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dates = "hourly";
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options = "--delete-older-than 7d";
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};
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package = pkgs.nixStable;
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settings = {
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auto-optimise-store = true;
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substituters = [
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"https://cache.nixos.org"
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"https://nix-community.cachix.org"
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"https://chvp.cachix.org"
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"https://accentor.cachix.org"
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];
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trusted-public-keys = [
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"cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
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"nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
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"chvp.cachix.org-1:eIG26KkeA+R3tCpvmaayA9i3KVVL06G+qB5ci4dHBT4="
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"accentor.cachix.org-1:QP+oJwzmeq5Fsyp4Vk501UgUSbl5VIna/ard/XOePH8="
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];
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trusted-users = [ "@wheel" ];
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};
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extraOptions = lib.mkIf config.chvp.base.nix.enableDirenv ''
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keep-outputs = true
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keep-derivations = true
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'';
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};
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nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) config.chvp.base.nix.unfreePackages;
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home-manager.users.charlotte = { ... }:
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lib.recursiveUpdate
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(lib.optionalAttrs config.chvp.base.nix.enableDirenv baseDirenv)
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(lib.optionalAttrs config.chvp.base.nix.enableNixIndex baseNixIndex);
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home-manager.users.root = { ... }: lib.optionalAttrs config.chvp.base.nix.enableDirenv baseDirenv;
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};
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}
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