feasible config for the beginning

flake.lock

@@ -1,5 +1,25 @@
 {
   "nodes": {
+    "disko": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1714405407,
+        "narHash": "sha256-h3pOvHCXkSdp1KOZqtkQmHgkR7VaOJXDhqhumk7sZLY=",
+        "owner": "nix-community",
+        "repo": "disko",
+        "rev": "5eaf747af38dd272e1ab28a8ec4bd972424b07cf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "disko",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -54,6 +74,7 @@
     },
     "root": {
       "inputs": {
+        "disko": "disko",
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs",
         "nixpkgs-stable": "nixpkgs-stable"

flake.nix

@@ -9,38 +9,27 @@
       url = "github:nix-community/home-manager";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+
+    disko = {
+      url = "github:nix-community/disko";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
-  outputs = { 
-    self, nixpkgs, ... 
-  } @ inputs: let
-    systems = [
-      "aarch64-linux"
-      "i686-linux"
-      "x86_64-linux"
-      "aarch64-darwin"
-      "x86_64-darwin"
-    ];
-    # This is a function that generates an attribute by calling a function you
-    # pass to it, with each system as an argument
-    forAllSystems = nixpkgs.lib.genAttrs systems;
-    systemModules = import ./modules/system;
-    homeModules = import ./modules/home;
-  in {
+  outputs = {...} @ inputs: let
+    # basic boilerplate-reducing lib with a bunch of functions
+    helperLib = import ./helperLib/default.nix {inherit inputs;};
+  in
+    with helperLib; {
       nixosConfigurations = {
-      default = nixpkgs.lib.nixosSystem {
-        specialArgs = {inherit inputs systemModules homeModules;};
-        modules = [
-          ./hosts/default/configuration.nix
-        ];
+        remus = mkSystem ./hosts/remus/configuration.nix;
       };
 
-      remus = nixpkgs.lib.nixosSystem {
-        specialArgs = {inherit inputs systemModules homeModules;};
-        modules = [
-          ./hosts/remus/configuration.nix
-        ];
-      };
+      homeConfigurations = {
+        "prunebutt@remus" = mkHome "x86_64-linux" ./hosts/remus/home.nix;
       };
+
+      homeManagerModules.default = ./modules/home;
+      nixosModules.default = ./modules/nixOS;
     };
 }

helperLib/default.nix

@@ -0,0 +1,103 @@
+{inputs}: let
+  helperLib = (import ./default.nix) {inherit inputs;};
+  outputs = inputs.self.outputs;
+in rec {
+  # ================================================================ #
+  # =                            My Lib                            = #
+  # ================================================================ #
+
+  # ======================= Package Helpers ======================== #
+
+  pkgsFor = sys: inputs.nixpkgs.legacyPackages.${sys};
+
+  # ========================== Buildables ========================== #
+
+  mkSystem = config:
+    inputs.nixpkgs.lib.nixosSystem {
+      specialArgs = {
+        inherit inputs outputs helperLib;
+      };
+      modules = [
+        config
+        outputs.nixosModules.default
+      ];
+    };
+
+  mkHome = sys: config:
+    inputs.home-manager.lib.homeManagerConfiguration {
+      pkgs = pkgsFor sys;
+      extraSpecialArgs = {
+        inherit inputs helperLib outputs;
+      };
+      modules = [
+        config
+        outputs.homeManagerModules.default
+      ];
+    };
+
+  # =========================== Helpers ============================ #
+
+  filesIn = dir: (map (fname: dir + "/${fname}")
+    (builtins.attrNames (builtins.readDir dir)));
+
+  dirsIn = dir:
+    inputs.nixpkgs.lib.filterAttrs (name: value: value == "directory")
+    (builtins.readDir dir);
+
+  fileNameOf = path: (builtins.head (builtins.split "\\." (baseNameOf path)));
+
+  # ========================== Extenders =========================== #
+
+  # Evaluates nixos/home-manager module and extends it's options / config
+  extendModule = {path, ...} @ args: {pkgs, ...} @ margs: let
+    eval =
+      if (builtins.isString path) || (builtins.isPath path)
+      then import path margs
+      else path margs;
+    evalNoImports = builtins.removeAttrs eval ["imports" "options"];
+
+    extra =
+      if (builtins.hasAttr "extraOptions" args) || (builtins.hasAttr "extraConfig" args)
+      then [
+        ({...}: {
+          options = args.extraOptions or {};
+          config = args.extraConfig or {};
+        })
+      ]
+      else [];
+  in {
+    imports =
+      (eval.imports or [])
+      ++ extra;
+
+    options =
+      if builtins.hasAttr "optionsExtension" args
+      then (args.optionsExtension (eval.options or {}))
+      else (eval.options or {});
+
+    config =
+      if builtins.hasAttr "configExtension" args
+      then (args.configExtension (eval.config or evalNoImports))
+      else (eval.config or evalNoImports);
+  };
+
+  # Applies extendModules to all modules
+  # modules can be defined in the same way
+  # as regular imports, or taken from "filesIn"
+  extendModules = extension: modules:
+    map
+    (f: let
+      name = fileNameOf f;
+    in (extendModule ((extension name) // {path = f;})))
+    modules;
+
+  # ============================ Shell ============================= #
+  forAllSystems = pkgs:
+    inputs.nixpkgs.lib.genAttrs [
+      "x86_64-linux"
+      "aarch64-linux"
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ]
+    (system: pkgs inputs.nixpkgs.legacyPackages.${system});
+}

hosts/remus/configuration.nix

@@ -1,111 +1,36 @@
-# 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, inputs, ... }:
-
-{
+{ config, pkgs, lib, inputs, outputs, system, helperLib, ... }: {
   imports =
     [ # Include the results of the hardware scan.
       ./hardware-configuration.nix
-      inputs.home-manager.nixosModules.default
+      outputs.nixosModules.default
     ];
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
 
   # Bootloader.
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
-
-  networking.hostName = "remus";
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
-
-  # Configure network proxy if necessary
-  # networking.proxy.default = "http://user:password@proxy:port/";
-  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
-
-  # Enable networking
-  networking.networkmanager.enable = true;
-
-  # Set your time zone.
-  time.timeZone = "Europe/Berlin";
-
-  # Select internationalisation properties.
-  i18n.defaultLocale = "en_US.UTF-8";
-
-  i18n.extraLocaleSettings = {
-    LC_ADDRESS = "de_DE.UTF-8";
-    LC_IDENTIFICATION = "de_DE.UTF-8";
-    LC_MEASUREMENT = "de_DE.UTF-8";
-    LC_MONETARY = "de_DE.UTF-8";
-    LC_NAME = "de_DE.UTF-8";
-    LC_NUMERIC = "de_DE.UTF-8";
-    LC_PAPER = "de_DE.UTF-8";
-    LC_TELEPHONE = "de_DE.UTF-8";
-    LC_TIME = "de_DE.UTF-8";
+  boot.loader = {
+    systemd-boot.enable = true;
+    efi.canTouchEfiVariables = true;
   };
 
-  # Enable the X11 windowing system.
-  services.xserver.enable = true;
-
-  # Enable the GNOME Desktop Environment.
-  services.xserver.displayManager.gdm.enable = true;
-  services.xserver.desktopManager.gnome.enable = true;
-
-  # Configure keymap in X11
-  services.xserver.xkb = {
-    layout = "de";
-    variant = "neo";
+  networking = {
+    hostName = "remus";
+    networkmanager.enable = true;
+    # wireless.enable = true;  # Enables wireless support via wpa_supplicant.
   };
 
-  # Configure console keymap
-  console.keyMap = "de";
+  myNixOS = {
+    bundles.general-desktop.enable = true;
 
-  # Enable CUPS to print documents.
-  services.printing.enable = true;
-
-  # Enable sound with pipewire.
-  sound.enable = true;
-  hardware.pulseaudio.enable = false;
-  security.rtkit.enable = true;
-  services.pipewire = {
-    enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    pulse.enable = true;
-    # If you want to use JACK applications, uncomment this
-    #jack.enable = true;
-
-    # use the example session manager (no others are packaged yet so this is enabled by default,
-    # no need to redefine it in your config for now)
-    #media-session.enable = true;
-  };
-
-  # Enable touchpad support (enabled default in most desktopManager).
-  # services.xserver.libinput.enable = true;
-
-  users.users.prunebutt = {
-    isNormalUser = true;
-    description = "prunebutt";
-    extraGroups = [ "networkmanager" "wheel" ];
-    packages = with pkgs; [
-      firefox
-      thunderbird
-      signal-desktop
-      keepassxc
-      syncthing
-    ];
-  };
-
-  home-manager = {
-    extraSpecialArgs = { inherit inputs; };
-    users = {
-      "prunebutt" = import ./home.nix;
+    home-users = {
+      "prunebutt" = {
+        userConfig = ./home.nix;
+        userSettings = {
+          extraGroups = ["networkmanager" "wheel" "libvirtd" "docker"];
+        };
+      };
     };
   };
-
-  # Allow unfree packages
-  nixpkgs.config.allowUnfree = true;
 
   # List packages installed in system profile. To search, run:
   # $ nix search wget
@@ -113,6 +38,7 @@
     vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
     wget
     git
+    libgcc
   ];
 
   # Some programs need SUID wrappers, can be configured further or are
@@ -126,7 +52,7 @@
   # List services that you want to enable:
 
   # Enable the OpenSSH daemon.
-  # services.openssh.enable = true;
+  services.openssh.enable = true;
 
   # Open ports in the firewall.
   # networking.firewall.allowedTCPPorts = [ ... ];

hosts/remus/home.nix

@@ -1,28 +1,21 @@
 { config, pkgs, ... }:
 
 {
-  # Home Manager needs a bit of information about you and the paths it should
-  # manage.
-  home.username = "prunebutt";
-  home.homeDirectory = "/home/prunebutt";
-
-  # This value determines the Home Manager release that your configuration is
-  # compatible with. This helps avoid breakage when a new Home Manager release
-  # introduces backwards incompatible changes.
-  #
+  # home.username = "prunebutt";
+  # home.homeDirectory = "/home/prunebutt";
+  home = let 
+    user = "prunebutt";
+  in {
+    username = "${user}";
+    homeDirectory = "/home/${user}";
     # You should not change this value, even if you update Home Manager. If you do
     # want to update the value, then make sure to first check the Home Manager
     # release notes.
-  home.stateVersion = "23.11"; # Please read the comment before changing.
+    stateVersion = "23.11"; # Please read the comment before changing.
 
     # The home.packages option allows you to install Nix packages into your
     # environment.
-  home.packages = with pkgs; [
-    # # Adds the 'hello' command to your environment. It prints a friendly
-    # # "Hello, world!" when run.
-    # pkgs.hello
-
-    nerdfonts
+    packages = with pkgs; [
       # # It is sometimes useful to fine-tune packages, for example, by applying
       # # overrides. You can do that directly here, just don't forget the
       # # parentheses. Maybe you want to install Nerd Fonts with a limited number of
@@ -36,59 +29,21 @@
       #   echo "Hello, ${config.home.username}!"
       # '')
 
-    # Core
-    ranger
       ## GNOME
       gnomeExtensions.gsconnect
       gnomeExtensions.syncthing-icon
-
-    # Maker
-    freecad
-    
-    # Development
-    lazygit
     ];
+  };
+
+  myHomeManager.bundles.desktop.enable = true;
+
+  myHomeManager.bundles.maker.enable = true;
 
   programs.zsh.enable = true;
   
-  programs.neovim.enable = true;
-  programs.neovim.defaultEditor = true;
 
 
-  # Home Manager is pretty good at managing dotfiles. The primary way to manage
-  # plain files is through 'home.file'.
-  home.file = {
-    # # Building this configuration will create a copy of 'dotfiles/screenrc' in
-    # # the Nix store. Activating the configuration will then make '~/.screenrc' a
-    # # symlink to the Nix store copy.
-    # ".screenrc".source = dotfiles/screenrc;
-
-    # # You can also set the file content immediately.
-    # ".gradle/gradle.properties".text = ''
-    #   org.gradle.console=verbose
-    #   org.gradle.daemon.idletimeout=3600000
-    # '';
-  };
-
-  # Home Manager can also manage your environment variables through
-  # 'home.sessionVariables'. If you don't want to manage your shell through Home
-  # Manager then you have to manually source 'hm-session-vars.sh' located at
-  # either
-  #
-  #  ~/.nix-profile/etc/profile.d/hm-session-vars.sh
-  #
-  # or
-  #
-  #  ~/.local/state/nix/profiles/profile/etc/profile.d/hm-session-vars.sh
-  #
-  # or
-  #
-  #  /etc/profiles/per-user/prunebutt/etc/profile.d/hm-session-vars.sh
-  #
-  home.sessionVariables = {
-    EDITOR = "nvim";
-  };
 
   # Let Home Manager install and manage itself.
-  programs.home-manager.enable = true;
+  # programs.home-manager.enable = true;
 }

modules/home/bundles/core.nix

@@ -0,0 +1,54 @@
+{
+  pkgs,
+  config,
+  lib,
+  inputs,
+  ...
+}: {
+  imports = [];
+
+  nixpkgs.config = {
+    allowUnfree = true;
+    experimental-features = "nix-command flakes";
+  };
+
+  programs.home-manager.enable = true;
+
+  home.packages = with pkgs; [
+    # nix
+    nil
+    nh
+
+    git
+    lazygit
+
+    tree-sitter
+
+    # file-management
+    ranger
+    pistol
+    file
+    p7zip
+    unzip
+    zip
+
+    # tools
+    killall
+    fzf
+    eza # ls-replacement
+    fd
+    zoxide
+    bat
+    dust
+    ripgrep
+    fastfetch
+    wget
+  ];
+
+  home.sessionVariables = {
+    EDITOR = "nvim";
+  };
+
+  programs.neovim.enable = true;
+  programs.neovim.defaultEditor = true;
+}

modules/home/bundles/desktop.nix

@@ -0,0 +1,24 @@
+{
+  pkgs,
+  config,
+  lib,
+  inputs,
+  ...
+}: {
+  imports = [];
+
+  home.packages = with pkgs; [
+    thunderbird
+    signal-desktop
+    keepassxc
+  ];
+
+  programs.firefox = {
+    enable = true; 
+  };
+
+  # TODO: fill this out (and move it in a service, probably)
+  # services.syncthing = {
+  #   enable = true
+  # };
+}

modules/home/bundles/maker.nix

@@ -0,0 +1,15 @@
+{
+  pkgs,
+  config,
+  lib,
+  inputs,
+  ...
+}: {
+  imports = [];
+
+  home.packages = with pkgs; [
+    freecad
+    prusa-slicer
+    printrun
+  ];
+}

modules/home/default.nix

@@ -0,0 +1,47 @@
+{ 
+  pkgs, 
+  system,
+  inputs,
+  config,
+  lib,
+  helperLib,
+  ...
+}: let
+  cfg = config.myHomeManager;
+  # # Taking all modules in ./features and adding enables to them
+  # features =
+  #   helperLib.extendModules
+  #   (name: {
+  #     extraOptions = {
+  #       myHomeManager.${name}.enable = lib.mkEnableOption "enable my ${name} configuration";
+  #     };
+  #
+  #     configExtension = config: (lib.mkIf cfg.${name}.enable config);
+  #   })
+  #   (helperLib.filesIn ./features);
+  #
+  # Taking all module bundles in ./bundles and adding bundle.enables to them
+  bundles =
+    helperLib.extendModules
+    (name: {
+      extraOptions = {
+        myHomeManager.bundles.${name}.enable = lib.mkEnableOption "enable ${name} module bundle";
+      };
+
+      configExtension = config: (lib.mkIf cfg.bundles.${name}.enable config);
+    })
+    (helperLib.filesIn ./bundles);
+
+in {
+  imports = [
+  ]
+  # ++ features
+  ++ bundles
+  ;
+
+  config = {
+    myHomeManager = {
+      bundles.core.enable = lib.mkDefault true;
+    };
+  };
+}

modules/nixOS/bundles/general-desktop.nix

@@ -0,0 +1,58 @@
+{
+  pkgs,
+  lib,
+  ...
+}: {
+  boot.kernel.sysctl = {
+    "kernel.sysrq" = 502; # enables "REISUB"
+  };
+
+  services.xserver.xkb = lib.mkDefault {
+    layout = "de";
+    variant = "neo";
+  };
+
+  console.keyMap = lib.mkDefault "neo";
+
+  services.xserver.enable = true;
+  services.xserver.displayManager.sddm.enable = lib.mkDefault true;
+  services.desktopManager.plasma6.enable = lib.mkDefault true;
+
+  services.printing.enable = true;
+
+  # For touchscreen/pad support (supposedly)
+  services.xserver.libinput.enable = true;
+
+  # sound
+  sound.enable = true;
+  hardware.pulseaudio.enable = false;
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+
+    jack.enable = lib.mkDefault true;
+
+    # use the example session manager (no others are packaged yet so this is enabled by default,
+    # no need to redefine it in your config for now)
+    #media-session.enable = true;
+  };
+
+  fonts.packages = with pkgs; [
+    nerdfonts
+    (pkgs.nerdfonts.override {fonts = ["JetBrainsMono" "Iosevka" "FiraCode"];})
+    cm_unicode
+    corefonts
+  ];
+
+  fonts.enableDefaultPackages = true;
+  fonts.fontconfig = {
+    defaultFonts = {
+      monospace = ["JetBrainsMono Nerd Font Mono"];
+      sansSerif = ["JetBrainsMono Nerd Font"];
+      serif = ["JetBrainsMono Nerd Font"];
+    };
+  };
+}

modules/nixOS/bundles/users.nix

@@ -0,0 +1,60 @@
+{
+  lib,
+  config,
+  inputs, 
+  outputs,
+  helperLib,
+  pkgs,
+  ...
+}: let
+  cfg = config.myNixOS;
+in {
+  options.myNixOS.home-users = lib.mkOption {
+    type = lib.types.attrsOf ( lib.types.submodule {
+      options = {
+        userConfig = lib.mkOption {
+          example = "home.nix";
+        };
+        userSettings = lib.mkOption {
+          default = {};
+          example = "{}";
+        };
+      };
+    });
+    default = {};
+  };
+
+  config = {
+    programs.zsh.enable = true;
+
+    home-manager = {
+      useGlobalPkgs = true;
+      useUserPackages = true;
+
+      extraSpecialArgs = {
+        inherit inputs;
+        inherit helperLib;
+        outputs = inputs.self.outputs;
+      };
+
+      users = 
+        builtins.mapAttrs (name: user: {...}: {
+          imports = [
+            (import user.userConfig)
+            outputs.homeManagerModules.default
+          ];
+        }) 
+        (config.myNixOS.home-users);
+    };
+
+    users.users = builtins.mapAttrs (
+      name: user:
+        {
+          isNormalUser = true;
+          shell = pkgs.zsh;
+          extraGroups = ["libvirtd" "networkmanager"];
+        }
+        // user.userSettings
+    ) (config.myNixOS.home-users);
+  };
+}

modules/nixOS/default.nix

@@ -0,0 +1,89 @@
+{ 
+  pkgs, 
+  config,
+  lib, 
+  inputs, 
+  outputs, 
+  helperLib,
+  ...
+}: let
+  cfg = config.myNixOS;
+
+  # Taking all modules in ./features and adding enables to them
+  features = 
+    helperLib.extendModules
+    (name: { 
+      extraOptions = { 
+        myNixOS.${name}.enable = lib.mkEnableOption "enable my ${name} configuration";
+      };
+
+      configExtension = config: (lib.mkIf cfg.${name}.enable config);
+    })
+    (helperLib.filesIn ./features);
+
+  # taking all module bundles in ./bundles and adding bundle.enables to them
+  bundles = 
+    helperLib.extendModules
+    (name: {
+      extraOptions = {
+        myNixOS.bundles.${name}.enable = lib.mkEnableOption "enable ${name} module bundle";
+      };
+
+      configExtension = config: (lib.mkIf cfg.bundles.${name}.enable config);
+    })
+    (helperLib.filesIn ./bundles);
+
+  # taking all module services in ./services and adding service.enables to them
+  # services = 
+  #   helperLib.extendModules
+  #   (name: {
+  #     extraOptions = {
+  #       myNixOS.services.${name}.enable = lib.mkEnableOption "enable ${name} module service";
+  #     };
+  #
+  #     configExtension = config: (lib.mkIf cfg.services.${name}.enable config);
+  #   })
+  #   (helperLib.filesIn ./services);
+in {
+  imports = 
+  [
+    inputs.home-manager.nixosModules.home-manager
+  ]
+  ++ features
+  ++ bundles
+  # ++ services
+  ;
+
+  options.myNixOS = {
+    sharedSettings = {
+      # put settings here that are shared between homemanager and nixos, e.g.
+      # hyprland.enable = lib.mkEnableOption "enable hyprland";
+    };
+  };
+
+
+  config = {
+    nix.settings.experimental-features = ["nix-command" "flakes"];
+    programs.nix-ld.enable = true;
+    nixpkgs.config.allowUnfree = lib.mkDefault true;
+
+    myNixOS = {
+      defaultLocale.enable = lib.mkDefault true;
+
+      bundles.users.enable = lib.mkDefault true;
+    };
+  };
+
+}
+#   imports = [
+#     ./neo.nix
+#     ./locale.nix
+#     ./pipewire.nix
+#   ];
+#
+#   locale.enable = lib.mkDefault true;
+#   neo.enable = lib.mkDefault true;
+#
+#   pipewire.enable = lib.mkDefault true;
+#   pipewire.useJack = lib.mkDefault false;
+# }

modules/nixOS/features/defaultLocale.nix

@@ -0,0 +1,19 @@
+{ pkgs, lib, config, ...}: {
+  config = {
+    time.timeZone = lib.mkDefault "Europe/Berlin";
+
+    i18n.defaultLocale = lib.mkDefault "en_US.UTF-8";
+
+    i18n.extraLocaleSettings = lib.mkDefault {
+      LC_ADDRESS = "de_DE.UTF-8";
+      LC_IDENTIFICATION = "de_DE.UTF-8";
+      LC_MEASUREMENT = "de_DE.UTF-8";
+      LC_MONETARY = "de_DE.UTF-8";
+      LC_NAME = "de_DE.UTF-8";
+      LC_NUMERIC = "de_DE.UTF-8";
+      LC_PAPER = "de_DE.UTF-8";
+      LC_TELEPHONE = "de_DE.UTF-8";
+      LC_TIME = "de_DE.UTF-8";
+    };
+  };
+}