commit 6ec5b2dd6212511632a40c37aeb4b06ff6c54916
parent d13151b4a40486feb0bee448a1f940d926cbe6b6
Author: Vincent Demeester <vincent@sbr.pm>
Date: Wed, 13 Jan 2021 23:56:02 +0100
flake: add nix-darwin and try it out
Signed-off-by: Vincent Demeester <vincent@sbr.pm>
Diffstat:
| M | flake.nix | | | 75 | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++------- |
1 file changed, 68 insertions(+), 7 deletions(-)
diff --git a/flake.nix b/flake.nix
@@ -39,12 +39,13 @@
repo = "nixos-hardware";
ref = "master";
};
- # nix-darwin = {
- # type = "github";
- # owner = "LnL7";
- # repo = "nix-darwin";
- # ref = "master";
- # };
+ nix-darwin = {
+ type = "github";
+ owner = "LnL7";
+ repo = "nix-darwin";
+ ref = "master";
+ inputs.nixpkgs.follows = "nixpkgs";
+ };
home-manager = {
type = "github";
owner = "rycee";
@@ -80,7 +81,7 @@
let
# List systems that we support.
# So far it is only amd64 and aarch64
- forEachSystem = genAttrs [ "x86_64-linux" "aarch64-linux" ];
+ forEachSystem = genAttrs [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" ];
# mkPkgs makes pkgs for a system, given a pkgs attrset.
# The pkgs attrset can be taken from inputs nixos, nixos-unstable, nixpkgs.
@@ -93,6 +94,61 @@
stablePkgsBySystem = forEachSystem (mkPkgs inputs.nixos);
pkgsBySystem = forEachSystem (mkPkgs inputs.nixpkgs);
+ /* Creates a Nix Darwin configuration from a name and an attribute set.
+ */
+ mkDarwinConfiguration = name: { pkgs
+ , config ? ./systems/hosts + "/${name}.nix"
+ , users ? [ "vincent" ]
+ }:
+ nameValuePair name (inputs.nix-darwin.lib.darwinsystem {
+ modules = [
+ (
+ ({ inputs, ... }: {
+ # Use the nixpkgs from the flake.
+ nixpkgs = { pkgs = pkgsBySystem."${system}"; };
+
+ # For compatibility with nix-shell, nix-build, etc.
+ environment.etc.nixpkgs.source = inputs.nixpkgs;
+ nix.nixPath = [ "nixpkgs=/etc/nixpkgs" "darwin=${inputs.nix-darwin}" ];
+
+ # Set system stuff
+ system.checks.verifyNixPath = false;
+ system.darwinVersion = lib.mkForce (
+ "darwin" + toString config.system.stateVersion + "." + inputs.nix-darwin.shortRev
+ );
+ system.darwinRevision = inputs.nix-darwin.rev;
+ system.nixpkgsVersion =
+ "${nixpkgs.lastModifiedDate or nixpkgs.lastModified}.${nixpkgs.shortRev}";
+ system.nixpkgsRelease = lib.version;
+ system.nixpkgsRevision = nixpkgs.rev;
+ })
+ ({ pkgs, ... }: {
+ # Don't rely on the configuration to enable a flake-compatible version of Nix.
+ nix = {
+ package = pkgs.nixFlakes;
+ extraOptions = "experimental-features = nix-command flakes";
+ };
+ })
+ ({ lib, ... }: {
+ # Set the system configuration revision.
+ system.configurationRevision = lib.mkIf (self ? rev) self.rev;
+ })
+ ({ inputs, ... }: {
+ # Re-expose self and nixpkgs as flakes.
+ nix.registry = {
+ self.flake = inputs.self;
+ nixpkgs = {
+ from = { id = "nixpkgs"; type = "indirect"; };
+ flake = inputs.nixpkgs;
+ };
+ };
+ })
+ (import ./systems/modules/default.flake.nix)
+ (import config)
+ )
+ ];
+ });
+
/* Creates a NixOS configuration from a `name` and an attribute set.
The attribute set is composed of:
- pkgs: the package set to use. To be taken from the inputs (inputs.nixos, …)
@@ -260,6 +316,11 @@
foo = { pkgs = inputs.nixos-unstable; users = [ "vincent" "houbeb" "root" ]; };
};
+ # Attribute set of hostnames to be evaluated as nix-darwin configurations.
+ darwinConfigurations = mapAttrs' mkDarwinConfiguration {
+ honshu = { pkgs = inputs.nixpkgs; };
+ };
+
# Import the modules exported by this flake.
# containerd, buildkit are interesting module to export from here
nixosModules = {
