disko-images test

configuration.nix

# configuration.nix
{ config, modulesPath, pkgs, lib, ... }:
{
##  imports = [ (modulesPath + "/profiles/qemu-guest.nix") ];

#  networking.hostName = "nix";
  networking.useDHCP = true;

  boot.kernelParams = ["console=ttyAMA0,115200n8" "console=tty0"];
  boot.consoleLogLevel = lib.mkDefault 7;

  boot.growPartition = true;
  # not sure if needed
#  boot.initrd.kernelModules = [ "nvme" ];
  boot.loader.grub = {
    efiSupport = true;
    efiInstallAsRemovable = true;
    device = "nodev";
  };

  fileSystems."/" = { device = "/dev/sda2"; fsType = "ext4"; };
  fileSystems."/boot" = { device = "/dev/sda1"; fsType = "vfat"; };

  nixpkgs.localSystem.system = "x86_64-linux";

  # system.build.image = import <nixpkgs/nixos/lib/make-disk-image.nix> {
  #   diskSize = 8192;
  #   format = "qcow2"; # qcow2-compressed
  #   installBootLoader = true;
  #   partitionTableType = "efi";
  #   inherit config lib pkgs;
  # };

  # 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?
}

disko.nix

#disko.nix

!{
   disko.devices = {
     disk = {
       my-disk = {
         device = "/dev/sda";
         type = "disk";
         content = {
           type = "gpt";
           partitions = {
             ESP = {
               size = "500M";
               content = {
                 type = "filesystem";
                 format = "vfat";
                 mountpoint = "/boot";
               };
             };
             root = {
               size = "100%";
               content = {
                 type = "filesystem";
                 format = "ext4";
                 mountpoint = "/";
               };
             };
           };
         };
       };
     };
   };
 }
 

flake.nix

# flake.nix
{
  inputs = {
    nixpkgs.url = "nixpkgs/nixos-22.11";
    disko = {
      url = "github:nix-community/disko";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    disko-images.url = "github:chrillefkr/disko-images";
  };
  outputs = { self, nixpkgs, disko, disko-images, ... } @inputs:
  let
    pkgs = import nixpkgs {
      system = "x86_64-linux";
      config.allowUnfree = true;
    };
  in
  {
    nixosConfigurations.my-machine = nixpkgs.lib.nixosSystem {
      inherit pkgs;
      specialArgs.inputs = inputs;
      modules = [
	./configuration.nix
	./disko.nix
	disko.nixosModules.disko
	disko-images.nixosModules.disko-images
      ];
    };
  };
}

=> chrillefkr/disko-images#2