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matrix/nix/configuration.nix

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{ config, pkgs, inputs, lib, ... }:
{
imports = [
./users/users.nix
./modules/security.nix
./vps/hetzner/hardware-configuration.nix
./modules/zsh.nix
];
# nix settings
nix.settings.experimental-features = [ "nix-command" "flakes" ];
# Bootloader to work with LUKS
boot.loader.grub = {
enable = true;
# https://github.com/NixOS/nixpkgs/issues/55332
device = "nodev"; # Don't install to MBR
efiSupport = true; # Enable EFI support
enableCryptodisk = true; # Enable LUKS support
};
boot.loader.efi.canTouchEfiVariables = true;
# LUKS configuration
boot.initrd.luks.devices."crypted" = {
device = "/dev/disk/by-partlabel/luks";
allowDiscards = true;
};
boot.initrd.kernelModules = [ "virtio_gpu" ];
boot.kernelParams = [ "console=tty" ];
networking.hostName = "matrix";
# time zone
time.timeZone = "Europe/Zurich";
# 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";
};
# Allow unfree packages
# nixpkgs.config.allowUnfree = true;
# List packages installed in system profile. To search, run:
environment.systemPackages = with pkgs; [
];
virtualisation.vmVariant = {
# following configuration is added only when building VM with build-vm
virtualisation = {
memorySize = 4000;
cores = 2;
graphics = false;
diskSize = 5000; # 5GB, needed to prevent docker error running out of space
# Networking configuration
forwardPorts = [
{ from = "host"; host.port = 2222; guest.port = 22; }
];
};
# Add VM-specific users
users.users.smith = {
isNormalUser = true;
description = "VM Test User";
extraGroups = [ "wheel" "networkmanager" ];
shell = pkgs.zsh;
initialPassword = "smith";
packages = with pkgs; [ ];
};
# VM-specific packages
environment.systemPackages = with pkgs; [
];
# in order to build VM on x86_64 host
nixpkgs.hostPlatform = lib.mkForce "x86_64-linux";
};
# 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. Its 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 = "25.05"; # Did you read the comment?
}