nix-config/flake.nix
Bruno BELANYI 2bfbda9942 flake: flatten and filter packages w/ flake-utils
Instead of my home-grown solution, use one that has been upstreamed.
2021-07-14 21:49:31 +02:00

153 lines
3.4 KiB
Nix

{
description = "NixOS configuration with flakes";
inputs = {
futils = {
type = "github";
owner = "numtide";
repo = "flake-utils";
ref = "master";
};
home-manager = {
type = "github";
owner = "nix-community";
repo = "home-manager";
ref = "master";
inputs = {
nixpkgs.follows = "nixpkgs";
};
};
nixpkgs = {
type = "github";
owner = "NixOS";
repo = "nixpkgs";
ref = "nixos-unstable";
};
nur = {
type = "github";
owner = "nix-community";
repo = "NUR";
ref = "master";
};
pre-commit-hooks = {
type = "github";
owner = "cachix";
repo = "pre-commit-hooks.nix";
ref = "master";
inputs = {
flake-utils.follows = "futils";
nixpkgs.follows = "nixpkgs";
};
};
};
outputs =
inputs @
{ self
, futils
, home-manager
, nixpkgs
, nur
, pre-commit-hooks
}:
let
inherit (futils.lib) eachDefaultSystem;
lib = nixpkgs.lib.extend (self: super: {
my = import ./lib { inherit inputs; pkgs = nixpkgs; lib = self; };
});
defaultModules = [
({ ... }: {
# Let 'nixos-version --json' know about the Git revision
system.configurationRevision = self.rev or "dirty";
})
{
nixpkgs.overlays = (lib.attrValues self.overlays) ++ [
nur.overlay
];
}
# Include generic settings
./modules
# Include bundles of settings
./profiles
# Include my secrets
./secrets
];
buildHost = name: system: lib.nixosSystem {
inherit system;
modules = defaultModules ++ [
(./. + "/machines/${name}")
];
specialArgs = {
# Use my extended lib in NixOS configuration
inherit lib;
# Inject inputs to use them in global registry
inherit inputs;
};
};
in
eachDefaultSystem
(system:
let
pkgs = nixpkgs.legacyPackages.${system};
in
rec {
apps = {
diff-flake = futils.lib.mkApp { drv = packages.diff-flake; };
};
checks = {
pre-commit = pre-commit-hooks.lib.${system}.run {
src = ./.;
hooks = {
nixpkgs-fmt = {
enable = true;
};
};
};
};
defaultApp = apps.diff-flake;
devShell = pkgs.mkShell {
name = "NixOS-config";
buildInputs = with pkgs; [
git-crypt
gitAndTools.pre-commit
gnupg
nixpkgs-fmt
];
inherit (self.checks.${system}.pre-commit) shellHook;
};
packages =
let
inherit (futils.lib) filterPackages flattenTree;
packages = import ./pkgs { inherit pkgs; };
flattenedPackages = flattenTree packages;
finalPackages = filterPackages system flattenedPackages;
in
finalPackages;
}) // {
overlay = self.overlays.pkgs;
overlays = import ./overlays // {
lib = final: prev: { inherit lib; };
pkgs = final: prev: { ambroisie = import ./pkgs { pkgs = prev; }; };
};
nixosConfigurations = lib.mapAttrs buildHost {
aramis = "x86_64-linux";
porthos = "x86_64-linux";
};
};
}