# This is your system's configuration file. # Use this to configure your system environment (it replaces /etc/nixos/configuration.nix) { inputs, outputs, lib, config, pkgs, ... }: { imports = [ # Include the results of the hardware scan. ./hardware-configuration.nix ]; nixpkgs = { overlays = [ outputs.overlays.additions outputs.overlays.modifications outputs.overlays.unstable-packages ]; config = { allowUnfree = true; }; }; 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 = ${toString (1024 * 1024 * 1024)} ''; registry = lib.mapAttrs (_: value: { flake = value; }) inputs; nixPath = lib.mapAttrsToList (key: value: "${key}=${value.to.path}") config.nix.registry; settings = { experimental-features = "nix-command flakes"; auto-optimise-store = true; }; }; boot = { kernelPackages = pkgs.linuxPackages_rpi4; tmpOnTmpfs = true; initrd.availableKernelModules = [ "usbhid" "usb_storage" ]; # ttyAMA0 is the serial consolee broken out to the GPIO kernelParams = [ "8250.nr_uarts=1" "console=ttyAMA0,115200" "console=tty1" # A lot of GUI programs need this, nearly all wayland applications "cma=128M" ]; }; # Required for the Wireless firmware hardware.enableRedistributableFirmware = true; networking = { hostName = "lavender"; networkmanager = { enable = true; }; }; # Use the extlinux boot loader. (NixOS wants to enable GRUB by default) boot.loader.grub.enable = false; # Enables the generation of /boot/extlinux/extlinux.conf boot.loader.generic-extlinux-compatible.enable = true; # networking.hostName = "nixos"; # Define your hostname. # Pick only one of the below networking options. # networking.wireless.enable = true; # Enables wireless support via wpa_supplicant. # networking.networkmanager.enable = true; # Easiest to use and most distros use this by default. # Set your time zone. # time.timeZone = "Europe/Amsterdam"; # Configure network proxy if necessary # networking.proxy.default = "http://user:password@proxy:port/"; # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain"; # Select internationalisation properties. # i18n.defaultLocale = "en_US.UTF-8"; # console = { # font = "Lat2-Terminus16"; # keyMap = "us"; # useXkbConfig = true; # use xkbOptions in tty. # }; # Enable the X11 windowing system. # services.xserver.enable = true; # Configure keymap in X11 # services.xserver.layout = "us"; # services.xserver.xkbOptions = { # "eurosign:e"; # "caps:escape" # map caps to escape. # }; # Enable CUPS to print documents. # services.printing.enable = true; # Enable sound. # sound.enable = true; # hardware.pulseaudio.enable = true; # Enable touchpad support (enabled default in most desktopManager). # services.xserver.libinput.enable = true; # Define a user account. Don't forget to set a password with ‘passwd’. users.users.admin = { isNormalUser = true; extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user. }; # List packages installed in system profile. To search, run: # $ nix search wget environment.systemPackages = with pkgs; [ vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default. wget git home-manager ]; # Some programs need SUID wrappers, can be configured further or are # started in user sessions. # programs.mtr.enable = true; programs.gnupg.agent = { enable = true; enableSSHSupport = true; }; # List services that you want to enable: # Enable the OpenSSH daemon. services.openssh = { enable = true; permitRootLogin = "no"; }; # Open ports in the firewall. # networking.firewall.allowedTCPPorts = [ ... ]; # networking.firewall.allowedUDPPorts = [ ... ]; # Or disable the firewall altogether. # networking.firewall.enable = false; # Copy the NixOS configuration file and link it from the resulting system # (/run/current-system/configuration.nix). This is useful in case you # accidentally delete configuration.nix. # system.copySystemConfiguration = true; # This value determines the NixOS release from which the default # settings for stateful data, like file locations and database versions # on your system were taken. It‘s perfectly fine and recommended to leave # this value at the release version of the first install of this system. # Before changing this value read the documentation for this option # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html). system.stateVersion = "22.11"; # Did you read the comment? }