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DAddYE/configuration.nix

Created October 15, 2021 01:49
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  1. DAddYE created this gist Oct 15, 2021.
    97 changes: 97 additions & 0 deletions configuration.nix
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,97 @@
    { config, pkgs, lib, ... }:

    {
    # This configuration worked on 09-03-2021 nixos-unstable @ commit 102eb68ceec
    # The image used https://hydra.nixos.org/build/134720986

    boot = {
    kernelPackages = pkgs.linuxPackages_rpi4;
    tmpOnTmpfs = true;
    initrd.availableKernelModules = [ "usbhid" "usb_storage" ];
    # ttyAMA0 is the serial console broken out to the GPIO
    kernelParams = [
    "8250.nr_uarts=1"
    "console=ttyAMA0,115200"
    "console=tty1"
    # Some gui programs need this
    "cma=128M"
    ];
    };

    boot.loader.raspberryPi = {
    enable = true;
    version = 4;
    };
    boot.loader.grub.enable = false;
    boot.loader.generic-extlinux-compatible.enable = true;

    # Required for the Wireless firmware
    hardware.enableRedistributableFirmware = true;

    networking = {
    hostName = "nixos-raspi-4"; # Define your hostname.
    networkmanager = {
    enable = true;
    };
    };

    environment.systemPackages = with pkgs; [
    neovim
    ];

    users = {
    defaultUserShell = pkgs.zsh;
    mutableUsers = false;
    users.root = {
    password = "apassword";
    };
    users.anormaluser = {
    isNormalUser = true;
    password = "apassword";
    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
    };
    };

    environment.variables = {
    EDITOR = "nvim";
    };

    programs.zsh = {
    enable = true;
    syntaxHighlighting.enable = true;
    interactiveShellInit = ''
    source ${pkgs.grml-zsh-config}/etc/zsh/zshrc
    '';
    promptInit = ""; # otherwise it'll override the grml prompt
    };

    nix = {
    autoOptimiseStore = true;
    gc = {
    automatic = true;
    dates = "weekly";
    options = "--delete-older-than 30d";
    };
    # Free up to 1GiB whenever there is less than 100MiB left.
    extraOptions = ''
    min-free = ${toString (100 * 1024 * 1024)}
    max-free = ${toString (1024 * 1024 * 1024)}
    '';
    };

    # Assuming this is installed on top of the disk image.
    fileSystems = {
    "/" = {
    device = "/dev/disk/by-label/NIXOS_SD";
    fsType = "ext4";
    options = [ "noatime" ];
    };
    };

    nixpkgs.config = {
    allowUnfree = true;
    };
    powerManagement.cpuFreqGovernor = "ondemand";
    system.stateVersion = "20.09";
    #swapDevices = [ { device = "/swapfile"; size = 3072; } ];
    }