# configuration.nix:


{ config, pkgs, lib, ... }:

{
  imports =
    [ # Include the results of the hardware scan.
      ./zfs-master.nix
      ./hardware-configuration.nix
    ];

  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;
  boot.loader.efi.efiSysMountPoint = "/boot";

  # networking.hostName = "nixos"; # Define your hostname.
  networking.hostId = "197d521a";

  networking.bridges.br0.interfaces = [ "enp5s0" ];
  networking.firewall.enable = false;

  i18n = {
    consoleFont = "Lat2-Terminus16";
    consoleKeyMap = "de";
    defaultLocale = "en_US.UTF-8";
  };

  time.timeZone = "Europe/Amsterdam";


  services = {
    pcscd = {
      enable = true;
      plugins = with pkgs; [ pcsc-cyberjack ];
    };
    printing.enable = true;
    openssh.enable = true;
    xserver = {
      enable = true;
      layout = "de";
      xkbOptions = "eurosign:e";
    };
  };

  sound.enable = true;
  hardware.pulseaudio.enable = true;

  # for steam
  hardware.opengl.driSupport32Bit = true;
  hardware.pulseaudio.support32Bit = true;

  users.extraUsers.weber = {
    isNormalUser = true;
    uid = 1000;
    extraGroups = ["wheel" "audio" "cdrom" "docker" ];
    shell = pkgs.zsh;
  };


  system.copySystemConfiguration = true;
  system.stateVersion = "18.03"; # Did you read the comment?
  # TODO: zfs base
  virtualisation.docker.enable = true;
  nixpkgs.config.allowUnfree = true;
  nix.useSandbox = true;
}


#hardware-configuration.nix

{ config, lib, pkgs, ... }:

{
  imports =
    [ <nixpkgs/nixos/modules/installer/scan/not-detected.nix>
    ];

  boot.initrd.availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" "sr_mod" ];
  boot.kernelModules = [ "kvm-intel" ];
  boot.extraModulePackages = [ ];
  boot.supportedFilesystems = [ "zfs" ];
  boot.zfs.enableUnstable = true;

  fileSystems."/" =
    { device = "zroot/crypt/root";
      fsType = "zfs";
    };

  fileSystems."/var/lib" =
    { device = "zroot/crypt/var-lib";
      fsType = "zfs";
    };

  fileSystems."/boot" =
    { device = "/dev/disk/by-uuid/C211-257C";
      fsType = "vfat";
    };

  fileSystems."/tmp" =
    { device = "zroot/crypt/tmp";
      fsType = "zfs";
    };

  fileSystems."/home" =
    { device = "zroot/crypt/home";
      fsType = "zfs";
    };


  swapDevices = [ ];

  nix.maxJobs = lib.mkDefault 4;
  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";

  boot.extraModprobeConfig = ''
    options usbcore old_scheme_first=1
    options zfs zfs_arc_max=1073741824
  '';
  boot.kernelParams = [
    "zfs.zfs_arc_max=1073741824"
  ];
}




#./zfs-master.nix
{ pkgs, options, lib, config, ... }:
with pkgs;
{
  boot.kernelPackages = lib.traceVal (lib.filterAttrs ( n: v: n != "zfsUnstable" && n != "zfs" && n != "zfsStable" && n != "zfsLegacyCrypto" ) ( pkgs.linuxPackages ));
}






% sudo nixos-rebuild build
building Nix...
building the system configuration...
trace: { __unfix__ = <CODE>; acpi_call = <CODE>; amdgpu-pro = <CODE>; ati_drivers_x11 = <CODE>; batman_adv = <CODE>; bbswitch = <CODE>; bcc = <CODE>; beegfs-module = <CODE>; blcr = <CODE>; broadcom_sta = <CODE>; callPackage = <CODE>; cpupower = <CODE>; cryptodev = <CODE>; dpdk = <CODE>; e1000e = <CODE>; ena = <CODE>; evdi = <CODE>; exfat-nofuse = <CODE>; extend = <CODE>; facetimehd = <CODE>; fusionio-vsl = <CODE>; hyperv-daemons = <CODE>; ixgbevf = <CODE>; jool = <CODE>; kernel = <CODE>; lttng-modules = <CODE>; mba6x_bl = <CODE>; mwprocapture = <CODE>; mxu11x0 = <CODE>; ndiswrapper = <CODE>; netatop = <CODE>; nvidiaPackages = <CODE>; nvidia_x11 = <CODE>; nvidia_x11_beta = <CODE>; nvidia_x11_legacy304 = <CODE>; nvidia_x11_legacy340 = <CODE>; nvidiabl = <CODE>; odp-dpdk = <CODE>; ofp = <CODE>; openafs = <CODE>; perf = <CODE>; phc-intel = <CODE>; pktgen = <CODE>; ply = <CODE>; prl-tools = <CODE>; recurseForDerivations = <CODE>; rtl8192eu = <CODE>; rtl8723bs = <CODE>; rtl8812au = <CODE>; rtl8814au = <CODE>; rtlwifi_new = <CODE>; sch_cake = <CODE>; spl = <CODE>; splLegacyCrypto = <CODE>; splStable = <CODE>; splUnstable = <CODE>; stdenv = <CODE>; sysdig = <CODE>; systemtap = <CODE>; tp_smapi = <CODE>; usbip = <CODE>; v4l2loopback = <CODE>; v86d = <CODE>; vhba = <CODE>; virtualbox = <CODE>; virtualboxGuestAdditions = <CODE>; wireguard = <CODE>; x86_energy_perf_policy = <CODE>; }