configuration.nix

@@ -0,0 +1,26 @@
+{ config, pkgs, ... }:
+
+{
+  system.stateVersion = "25.05";
+
+  imports =
+    [
+      ./modules/bootloader.nix
+      ./modules/hardware-configuration.nix # Include the results of the hardware scan.
+      ./modules/networking.nix
+      ./modules/users.nix
+      ./modules/audio.nix
+      ./modules/printing.nix
+      ./modules/localization.nix
+      ./modules/x.nix
+    ];
+
+  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+
+  programs.git.enable = true;
+  programs.firefox.enable = true;
+
+  nixpkgs.config.allowUnfree = true;
+
+  environment.systemPackages = with pkgs; [ neovim ];
+}

flake.lock

@@ -0,0 +1,49 @@
+{
+  "nodes": {
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1748665073,
+        "narHash": "sha256-RMhjnPKWtCoIIHiuR9QKD7xfsKb3agxzMfJY8V9MOew=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "282e1e029cb6ab4811114fc85110613d72771dea",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "release-25.05",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1748437600,
+        "narHash": "sha256-hYKMs3ilp09anGO7xzfGs3JqEgUqFMnZ8GMAqI6/k04=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "7282cb574e0607e65224d33be8241eae7cfe0979",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-25.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "home-manager": "home-manager",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,22 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-25.05";
+    home-manager.url = "github:nix-community/home-manager/release-25.05";
+    home-manager.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = { self, nixpkgs, home-manager }: {
+    nixosConfigurations.nixos = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+      modules = [
+        ./configuration.nix
+        home-manager.nixosModules.home-manager
+	{
+          home-manager.useGlobalPkgs = true;
+          home-manager.useUserPackages = true;
+          home-manager.users.h = ./home.nix;
+	}
+      ];
+    };
+  };
+}

home.nix

@@ -0,0 +1,10 @@
+{ config, pkgs, ... }:
+
+{
+  home.stateVersion = "25.05";
+
+  home.username = "h";
+  home.homeDirectory = "/home/h";
+
+  programs.home-manager.enable = true;
+}

modules/audio.nix

@@ -0,0 +1,12 @@
+{ ... }:
+
+{
+  services.pulseaudio.enable = false;
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+  };
+}

modules/bootloader.nix

@@ -0,0 +1,7 @@
+{ ... }:
+
+{
+  boot.loader.grub.enable = true;
+  boot.loader.grub.device = "/dev/vda";
+  boot.loader.grub.useOSProber = true;
+}

modules/hardware-configuration.nix

@@ -0,0 +1,33 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/profiles/qemu-guest.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/7d406784-bf6b-420e-a956-134f719c8206";
+      fsType = "ext4";
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/4cbaffdb-0ca2-4735-87d0-eefe994f0e18"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp1s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}

modules/localization.nix

@@ -0,0 +1,6 @@
+{ ... }:
+
+{
+  time.timeZone = "Europe/Brussels";
+  i18n.defaultLocale = "en_US.UTF-8";
+}

modules/networking.nix

@@ -0,0 +1,19 @@
+{ ... }:
+
+{
+  networking.hostName = "nixos"; # Define your hostname.
+  # 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;
+
+  # Open ports in the firewall.
+  # networking.firewall.allowedTCPPorts = [ ... ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+  # Or disable the firewall altogether.
+  # networking.firewall.enable = false;
+}

modules/printing.nix

@@ -0,0 +1,5 @@
+{ ... }:
+
+{ 
+  services.printing.enable = true;
+}

modules/users.nix

@@ -0,0 +1,9 @@
+{ pkgs, ... }:
+
+{
+  users.users.h = {
+    isNormalUser = true;
+    description = "h";
+    extraGroups = [ "wheel" "networkmanager" ];
+  };
+}

modules/x.nix

@@ -0,0 +1,11 @@
+{ ... }:
+
+{
+  services.xserver = {
+    enable = true;
+    displayManager.gdm.enable = true;
+    desktopManager.gnome.enable = true;
+    xkb.layout = "us";
+    xkb.variant = "";
+  };
+}