102 lines
2.2 KiB
Nix
102 lines
2.2 KiB
Nix
{ config
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, lib
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, inputs
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, self
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, pkgs
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, ...
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}:
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with lib;
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let
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cfg = config.my.programs.nix;
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mkSuper = system: nix:
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if cfg.useSuper
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then inputs.nix-super.packages.${system}.default
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else nix;
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mkNom = system: nix:
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if cfg.useNom
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then
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inputs.nix-monitored.packages.${system}.default.override
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{
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nix = nix;
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}
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else nix;
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mkNix = system: nix: mkNom system (mkSuper system nix);
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in
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{
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options.my.programs.nix = {
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gc = {
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enable = mkEnableOption "nix-gc";
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minimumFreedGB = mkOption {
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default = 32;
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type = types.int;
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apply = number: toString (number * 1024 * 1024 * 1024);
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};
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};
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optimise.enable = mkEnableOption "nix-optimise";
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useSuper = mkEnableOption "use nix super" // { default = true; };
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useNom = mkEnableOption "use nix output monitor by default" // { default = true; };
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};
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config = {
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my.nixpkgs.overlays = [
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(final: prev:
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{
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nixos-rebuild = prev.nixos-rebuild.override {
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nix = mkNom final.system final.nix;
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};
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})
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];
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home-manager.users.moritz.programs.direnv.nix-direnv.package = pkgs.nix-direnv.override {
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nix = config.nix.package;
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};
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nix = {
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nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];
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package = mkNix pkgs.system pkgs.nix;
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extraOptions = "experimental-features = nix-command flakes";
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gc = {
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automatic = cfg.gc.enable;
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options = "--max-freed ${cfg.gc.minimumFreedGB} --delete-older-than 14d";
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dates = "weekly";
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};
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optimise = {
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automatic = cfg.optimise.enable;
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dates = [ "weekly" ];
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};
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registry = {
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master-upstream.to = {
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type = "github";
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owner = "nixos";
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repo = "nixpkgs";
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};
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master.flake = inputs.master;
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nixpkgs.flake = inputs.nixpkgs;
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stable.flake = inputs.stable;
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dotfiles.flake = self;
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default.flake = self;
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};
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settings = {
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substituters = [
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"https://cache.nixos.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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];
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trusted-users = [ "root" "@wheel" ];
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};
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};
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};
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}
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