77 lines
2.5 KiB
Nix
77 lines
2.5 KiB
Nix
{ config, lib, pkgs, inputs, ... }@attrs:
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with lib; {
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config = mkMerge [
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(mkIf pkgs.stdenv.isLinux {
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zramSwap = mkIf config.nathan.services.zramSwap {
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enable = true;
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algorithm = "lz4";
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memoryPercent = 25;
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};
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nix = mkIf config.nathan.config.nix.autoGC {
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settings.auto-optimise-store = true;
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};
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})
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(mkIf config.nathan.config.harden
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(import "${inputs.nixpkgs}/nixos/modules/profiles/hardened.nix" attrs))
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(mkIf config.nathan.config.harden {
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boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_1_hardened;
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security = {
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allowSimultaneousMultithreading = true;
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unprivilegedUsernsClone = true;
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};
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})
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(mkIf ((!config.nathan.config.harden) && config.nathan.config.isDesktop) {
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# Use the zen kernel with muqss turned on
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boot.kernelPackages =
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let unstable = inputs.nixpkgs-unstable.legacyPackages.${pkgs.system};
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in unstable.linuxKernel.packages.linux_lqx;
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})
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(mkIf ((!config.nathan.config.harden) && config.nathan.config.isDesktop
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&& config.nathan.programs.perf) {
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# Install perf and related tools
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environment.systemPackages =
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let unstable = inputs.nixpkgs-unstable.legacyPackages.${pkgs.system};
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in [ unstable.linuxKernel.packages.linux_lqx.perf ];
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# Allow users to use it
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boot.kernel.sysctl."kernel.perf_event_paranoid" = -1;
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boot.kernel.sysctl."kernel.kptr_restrict" = lib.mkForce 0;
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})
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(mkIf config.nathan.config.isDesktop {
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# Setup frequency scaling
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powerManagement = {
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enable = true;
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cpuFreqGovernor = "schedutil";
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};
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})
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(mkIf (config.nathan.config.nix.autoUpdate && pkgs.stdenv.isLinux) {
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# Auto update daily at 2 am
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system.autoUpgrade = {
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enable = true;
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allowReboot = true;
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# Update from the flake
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flake = "git+https://git.stranger.systems/nix/System";
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# Attempt to update daily at 2AM
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dates = lib.mkDefault "2:00";
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};
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})
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# Systemd user service cludge
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{
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systemd.user.extraConfig = ''
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DefaultEnvironment="PATH=/run/current-system/sw/bin:/etc/profiles/per-user/${config.nathan.config.user}/bin"
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'';
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nix = mkIf config.nathan.config.nix.autoGC {
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gc = {
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automatic = true;
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dates = "weekly";
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options = "--delete-older-than 7d";
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};
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};
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}
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# iperf3 configuration
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{
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services.iperf3.enable = true;
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environment.systemPackages = with pkgs; [ iperf ];
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}
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];
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}
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