Add new file

configuration.nix

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+{ config, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+    ];
+
+  boot = {
+    blacklistedKernelModules = [ "snd_pcsp" ];
+    kernelPackages = pkgs.linuxPackages_latest;
+    cleanTmpDir = true;
+
+    loader = {
+      systemd-boot.enable = true;
+      efi.canTouchEfiVariables = true;
+    };
+
+    supportedFilesystems = [
+      "exfat"
+    ];
+  };
+
+  networking = {
+    firewall = {
+      enable = true;
+      allowedTCPPorts = [];
+      allowedUDPPorts = [];
+    };
+    hostName = "aya";
+    networkmanager.enable = true;
+
+  };
+
+  # Select internationalisation properties.
+  i18n = {
+    consoleKeyMap = "dvp";
+    defaultLocale = "en_US.UTF-8";
+  };
+
+  # nVidia driver
+  hardware.opengl.driSupport32Bit = true;
+  hardware.bluetooth.enable = true;
+  hardware.pulseaudio = {
+    enable = true;
+    package = pkgs.pulseaudioFull;
+  };
+
+  services = {
+
+    openssh.enable = true;
+
+    redshift = {
+      enable = true;
+      latitude = "35";
+      longitude = "139";
+    };
+
+    ntp.enable = true;
+    nscd.enable = false;
+
+    xserver = {
+      videoDrivers = [ "nvidia" ];
+      enable = true;
+      layout = "us";
+
+      xkbOptions = "compose:caps";
+      xkbVariant = "dvp";
+
+      synaptics.enable = true;
+
+      windowManager.xmonad.enable = true;
+      windowManager.xmonad.extraPackages = self: [ self.xmonad-contrib ];
+      windowManager.xmonad.haskellPackages = pkgs.haskell.packages.ghc822;
+      windowManager.default = "xmonad";
+      desktopManager.default = "none";
+
+      displayManager.lightdm = {
+        enable = true;
+        extraSeatDefaults = ''
+          greeter-show-manual-login=true
+          greeter-hide-users=true
+          allow-guest=false
+        '';
+      };
+
+      displayManager.sessionCommands = ''
+        ${pkgs.xlibs.xsetroot}/bin/xsetroot -cursor_name left_ptr
+        ${pkgs.xscreensaver}/bin/xscreensaver -no-splash &
+      '';
+    };
+  };
+
+  users.extraGroups.vboxusers.members = [ "shana" ];
+
+  programs.ssh.startAgent = true;
+  programs.bash.enableCompletion = true;
+
+  # Don't blind me
+  systemd.services.redshift.restartIfChanged = false;
+
+  time.timeZone = "America/Denver";
+
+  # Users
+  users.Users.aaronh = {
+    createHome = true;
+    home = "/home/aaronh";
+    description = "Mateusz Kowalczyk";
+    extraGroups = [ "wheel" "audio" "video" "networkmanager" "docker" ];
+    useDefaultShell = true;
+  };
+
+  nixpkgs.system = "x86_64-linux";
+  nixpkgs.config = {
+    virtualbox.enableExtensionPack = true;
+    pulseaudio = true;
+    allowUnfree = true;
+  };
+
+  environment.systemPackages = with pkgs;
+    [ cacert
+      cloc
+      elfutils
+      file
+      firefox-devedition-bin
+      fish
+      git
+      glib
+      glxinfo
+      gnupg
+      gnutls
+      # haskellPackages.apply-refact
+      # haskellPackages.hasktags
+      # haskellPackages.hlint
+      htop
+      jq
+      mpv
+      mupdf
+      nano
+      networkmanager
+      nitrogen
+      nmap
+      openssl
+      p7zip
+      pavucontrol
+      # pythonPackages.youtube-dl
+      # rtorrent
+      rxvt_unicode
+      scrot
+      sxiv
+      unzip
+      wget
+      xlibs.xsetroot
+      xscreensaver
+      xsel
+      zip
+    ];
+
+  fonts = {
+    fontconfig.enable = true;
+    enableFontDir = true;
+    enableGhostscriptFonts = true;
+    fonts = with pkgs; [
+      corefonts
+      dejavu_fonts
+      inconsolata
+      source-han-sans-japanese
+      source-han-sans-korean
+      source-han-sans-simplified-chinese
+      source-han-sans-traditional-chinese
+      ubuntu_font_family
+    ];
+  };
+
+  security.sudo.enable = true;
+
+  nix = {
+    package = pkgs.nixUnstable;
+    trustedBinaryCaches = [
+      "http://cache.nixos.org"
+    ];
+
+    binaryCaches = [
+      "http://cache.nixos.org"
+    ];
+
+    gc.automatic = false;
+    maxJobs = pkgs.stdenv.lib.mkForce 6;
+  };
+}