nixos-in-production/flake.nix

53 lines
1.3 KiB
Nix

{
inputs = {
flake-utils.url = "github:numtide/flake-utils/v1.0.0";
nixpkgs.url = "github:NixOS/nixpkgs/23.11";
};
outputs = { flake-utils, nixpkgs, ... }:
flake-utils.lib.eachDefaultSystem (system:
let
pkgs = nixpkgs.legacyPackages."${system}";
base = { lib, modulesPath, ... }: {
imports = [ "${modulesPath}/virtualisation/qemu-vm.nix" ];
# https://github.com/utmapp/UTM/issues/2353
networking.nameservers = lib.mkIf pkgs.stdenv.isDarwin [ "8.8.8.8" ];
virtualisation = {
graphics = false;
host = { inherit pkgs; };
};
};
machine = nixpkgs.lib.nixosSystem {
system = builtins.replaceStrings [ "darwin" ] [ "linux" ] system;
modules = [ base ./module.nix ];
};
program = pkgs.writeShellScript "run-vm.sh" ''
export NIX_DISK_IMAGE=$(mktemp -u -t nixos.qcow2)
trap "rm -f $NIX_DISK_IMAGE" EXIT
${machine.config.system.build.vm}/bin/run-nixos-vm
'';
in {
packages = { inherit machine; };
apps.default = {
type = "app";
program = "${program}";
};
devShells.default =
pkgs.mkShell { buildInputs = with pkgs; [ nixfmt nil ]; };
});
}