# This module generates nixos-install, nixos-rebuild, # nixos-generate-config, etc. { config, lib, pkgs, ... }: with lib; let makeProg = args: pkgs.substituteAll (args // { dir = "bin"; isExecutable = true; }); nixos-build-vms = makeProg { name = "nixos-build-vms"; src = ./nixos-build-vms/nixos-build-vms.sh; }; nixos-install = makeProg { name = "nixos-install"; src = ./nixos-install.sh; nix = config.nix.package.out; path = makeBinPath [ nixos-enter ]; }; nixos-rebuild = let fallback = import ./nix-fallback-paths.nix; in makeProg { name = "nixos-rebuild"; src = ./nixos-rebuild.sh; nix = config.nix.package.out; nix_x86_64_linux = fallback.x86_64-linux; nix_i686_linux = fallback.i686-linux; path = makeBinPath [ pkgs.jq ]; }; nixos-generate-config = makeProg { name = "nixos-generate-config"; src = ./nixos-generate-config.pl; path = lib.optionals (lib.elem "btrfs" config.boot.supportedFilesystems) [ pkgs.btrfs-progs ]; perl = "${pkgs.perl}/bin/perl -I${pkgs.perlPackages.FileSlurp}/${pkgs.perl.libPrefix}"; inherit (config.system.nixos-generate-config) configuration; }; nixos-option = if lib.versionAtLeast (lib.getVersion pkgs.nix) "2.4pre" then null else pkgs.callPackage ./nixos-option { }; nixos-version = makeProg { name = "nixos-version"; src = ./nixos-version.sh; inherit (config.system.nixos) version codeName revision; inherit (config.system) configurationRevision; json = builtins.toJSON ({ nixosVersion = config.system.nixos.version; } // optionalAttrs (config.system.nixos.revision != null) { nixpkgsRevision = config.system.nixos.revision; } // optionalAttrs (config.system.configurationRevision != null) { configurationRevision = config.system.configurationRevision; }); }; nixos-enter = makeProg { name = "nixos-enter"; src = ./nixos-enter.sh; }; in { options.system.nixos-generate-config.configuration = mkOption { internal = true; type = types.str; description = '' The NixOS module that nixos-generate-config saves to /etc/nixos/configuration.nix. This is an internal option. No backward compatibility is guaranteed. Use at your own risk! Note that this string gets spliced into a Perl script. The perl variable $bootLoaderConfig can be used to splice in the boot loader configuration. ''; }; config = { system.nixos-generate-config.configuration = mkDefault '' # Edit this configuration file to define what should be installed on # your system. Help is available in the configuration.nix(5) man page # and in the NixOS manual (accessible by running ‘nixos-help’). { config, pkgs, ... }: { imports = [ # Include the results of the hardware scan. ./hardware-configuration.nix ]; $bootLoaderConfig # networking.hostName = "nixos"; # Define your hostname. # networking.wireless.enable = true; # Enables wireless support via wpa_supplicant. $networkingDhcpConfig # 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"; # }; # Set your time zone. # time.timeZone = "Europe/Amsterdam"; # List packages installed in system profile. To search, run: # \$ nix search wget # environment.systemPackages = with pkgs; [ # wget vim # ]; # 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; # pinentryFlavor = "gnome3"; # }; # List services that you want to enable: # Enable the OpenSSH daemon. # services.openssh.enable = true; # Open ports in the firewall. # networking.firewall.allowedTCPPorts = [ ... ]; # networking.firewall.allowedUDPPorts = [ ... ]; # Or disable the firewall altogether. # networking.firewall.enable = false; # Enable CUPS to print documents. # services.printing.enable = true; # Enable sound. # sound.enable = true; # hardware.pulseaudio.enable = true; # Enable the X11 windowing system. # services.xserver.enable = true; # services.xserver.layout = "us"; # services.xserver.xkbOptions = "eurosign:e"; # Enable touchpad support. # services.xserver.libinput.enable = true; # Enable the KDE Desktop Environment. # services.xserver.displayManager.sddm.enable = true; # services.xserver.desktopManager.plasma5.enable = true; # Define a user account. Don't forget to set a password with ‘passwd’. # users.users.jane = { # isNormalUser = true; # extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user. # }; # 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 = "${config.system.nixos.release}"; # Did you read the comment? } ''; environment.systemPackages = [ nixos-build-vms nixos-install nixos-rebuild nixos-generate-config nixos-version nixos-enter ] ++ lib.optional (nixos-option != null) nixos-option; system.build = { inherit nixos-install nixos-generate-config nixos-option nixos-rebuild nixos-enter; }; }; }