From 05b5e67464fe8380fb18422daf5e34e520452414 Mon Sep 17 00:00:00 2001
From: Ben Sima <ben@bsima.me>
Date: Thu, 16 Sep 2021 16:29:16 -0400
Subject: more work on machines

---
 machines/helium.nix | 152 ++++++++++++++++++++++++----------------------------
 1 file changed, 71 insertions(+), 81 deletions(-)

(limited to 'machines/helium.nix')

diff --git a/machines/helium.nix b/machines/helium.nix
index 84e3da1..1653149 100644
--- a/machines/helium.nix
+++ b/machines/helium.nix
@@ -1,31 +1,45 @@
 { config, lib, pkgs, ... }:
 
-# Dev environment,
+# usual environment, as a thin OS
 
 let
   nixpkgs = builtins.fetchTarball (import ../nixpkgs.nix);
 in {
+  imports = [ ./users.nix ];
 
-  security = {
-    sudo = {
-      wheelNeedsPassword = false;
-    };
-  };
+  security.sudo.wheelNeedsPassword = false;
 
-  networking = {
-    hostName = "helium";
-    networkmanager.enable = true;
-  };
+  boot.initrd.availableKernelModules = [
+    "xhi_pci" "ehci_pci" "ahci"
+    "usb_storage" "sd_mod"
+  ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [];
+
+  fileSystems."/boot".device = "/dev/disk/by-label/boot";
+  fileSystems."/boot".fsType = "vfat";
+
+  fileSystems."/".device = "/dev/disk/by-label/nixos";
+  fileSystems."/".fsType = "ext4";
+
+  swapDevices = [
+    { device = "/dev/disk/by-label/swap"; }
+  ];
+
+  networking.hostName = "helium";
+  networking.networkmanager.enable = true;
 
   time.timeZone = "America/New_York";
 
+  location.latitude = 40.80;
+  location.longitude = -81.52;
+
   fonts.fonts = with pkgs; [
     google-fonts mononoki source-code-pro fantasque-sans-mono hack-font
     fira fira-code fira-code-symbols
   ];
 
   environment.systemPackages = [
-    pkgs.brightnessctl
   ];
 
   nixpkgs = {
@@ -35,25 +49,21 @@ in {
     };
   };
 
-  hardware = {
-    enableAllFirmware = true;
-    bluetooth.enable = true;
-    bluetooth.package = pkgs.bluezFull;
-    opengl.enable = true;
-    pulseaudio = {
+  hardware.enableAllFirmware = true;
+  hardware.bluetooth.enable = true;
+  hardware.bluetooth.package = pkgs.bluezFull;
+  # hardware.acpilight.enable = true;
+  hardware.brillo.enable = true;
+  hardware.opengl.enable = true;
+  hardware.pulseaudio = {
       enable = true;
       extraConfig = ''
         load-module module-loopback
       '';
     };
-  };
 
-  sound = {
-    enable = true;
-    mediaKeys = {
-      enable = true;
-    };
-  };
+  sound.enable = true;
+  sound.mediaKeys.enable = true;
 
   programs = {
     bash.enableCompletion = true;
@@ -68,56 +78,39 @@ in {
   };
 
   services = {
-    pcscd = {
-      enable = true;
-    };
+    pcscd.enable = true;
 
-    fractalart = {
-      enable = true;
-    };
+    logind.lidSwitch = "suspend";
+    logind.extraConfig = "IdleAction=lock";
 
-    logind = {
-      lidSwitch = "suspend";
-      extraConfig = "IdleAction=lock";
-    };
+    clight.enable = true;
+    clight.temperature.day = 5000;
+    clight.temperature.night = 2300;
 
     printing.enable = true;
 
-    xserver = {
-      enable = true;
-      autorun = true;
-      layout = "us";
-      libinput.enable = true;
-
-      xkbOptions = "caps:ctrl_modifier";
-
-      displayManager.sddm.enable = true;
-
-      #session = [
-      #  {
-      #    manage = "desktop";
-      #    name = "home-manager";
-      #    start = ''
-      #      ${pkgs.runtimeShell} $HOME/.hm-xsession &
-      #      waitPID=$!
-      #    '';
-      #  }
-      #];
-
-      windowManager.xmonad.enable = true;
-      desktopManager = {
-        xterm.enable = true;
-     };
-    };
+    xserver.enable = true;
+    xserver.autorun = true;
+    xserver.layout = "us";
+    xserver.libinput.enable = true;
+    xserver.xkbOptions = "caps:ctrl_modifier";
+
+    xserver.displayManager.sddm.enable = true;
+    xserver.windowManager.xmonad.enable = true;
+    xserver.desktopManager.xterm.enable = true;
+
+    xserver.xautolock.enable = true;
+    xserver.xautolock.enableNotifier = true;
+    xserver.xautolock.notifier = "${pkgs.libnotify}/bin/notify-send 'locking in 10 seconds'";
+    xserver.xautolock.nowlocker = "${pkgs.i3lock}/bin/i3lock --color=000000 --show-failed-attempts --ignore-empty-password";
+    xserver.xautolock.locker = "${pkgs.i3lock}/bin/i3lock --color=000000 --show-failed-attempts --ignore-empty-password";
 
     vnstat.enable = true;
 
     # security stuff
     fail2ban.enable = true;
-    clamav = {
-      daemon.enable = true;
-      updater.enable = true;
-    };
+    clamav.daemon.enable = true;
+    clamav.updater.enable = true;
   };
 
   # Use the systemd-boot EFI boot loader.
@@ -125,25 +118,23 @@ in {
   boot.loader.efi.canTouchEfiVariables = true;
 
   powerManagement.enable = true;
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
 
-  nix = {
-    nixPath = [
+  nix.nixPath = [
       "nixpkgs=${nixpkgs}"
       "nixos-config=/etc/nixos/configuration.nix"
       "/nix/var/nix/profiles/per-user/root/channels"
     ];
-    gc = {
-      automatic = false;
-      dates = "03:15";
-    };
-    binaryCaches =  [ "https://cache.nixos.org/" ];
-    extraOptions = ''
-      keep-outputs = true
-      keep-derivations = true
-      builders-use-substitutes = true
-    '';
-
-    buildMachines = [
+
+  nix.gc.automatic = false;
+  nix.gc.dates = "03:15";
+  nix.binaryCaches =  [ "https://cache.nixos.org/" ];
+  nix.extraOptions = ''
+    builders-use-substitutes = true
+  '';
+
+  nix.maxJobs = lib.mkDefault 4;
+  nix.buildMachines = [
       {
         hostName = "192.168.1.42";
         sshUser = "ben";
@@ -158,9 +149,8 @@ in {
       }
 
     ];
-    distributedBuilds = true;
-    trustedUsers = [ "root" "ben" ];
-  };
+  nix.distributedBuilds = true;
+  nix.trustedUsers = [ "root" "ben" ];
 
   # This value determines the NixOS release with which your system is to be
   # compatible, in order to avoid breaking some software such as database
-- 
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