flake.nix

   1 {
   2 inputs.nixpkgs.url = "github:NixOS/nixpkgs/37347001e888de8f44ee0d90b7b397c8a3b6a0e9";
   3 inputs.flake-utils.url = "github:numtide/flake-utils";
   4 inputs.home-manager.url = "github:nix-community/home-manager";
   5 outputs = inputs: let
   6   remoteNixpkgsPatches = import nixpkgs/patches.nix;
   7   localNixpkgsPatches = [
   8   ];
   9   originPkgs = inputs.nixpkgs.legacyPackages."x86_64-linux";
  10   nixpkgsPath = originPkgs.applyPatches {
  11     name = "nixpkgs-patched";
  12     src = inputs.nixpkgs.outPath;
  13     patches = map originPkgs.fetchpatch remoteNixpkgsPatches ++ localNixpkgsPatches;
  14     postPatch = ''
  15       patch=$(printf '%s\n' ${builtins.concatStringsSep " "
  16          (map (p: p.sha256) remoteNixpkgsPatches ++ localNixpkgsPatches)} |
  17         sort | sha256sum | cut -c -7)
  18       echo "+patch-$patch" >.version-suffix
  19     '';
  20   };
  21   lib = originPkgs.lib;
  22   in {
  23   nixosConfigurations = lib.genAttrs [ "oignon" "patate" ] (hostName:
  24     import (nixpkgsPath + "/nixos/lib/eval-config.nix") {
  25     #inputs.nixpkgs.lib.nixosSystem {
  26       system = "x86_64-linux";
  27       extraArgs = {
  28         inherit hostName inputs;
  29         hosts = inputs.self.nixosConfigurations;
  30       };
  31       modules = [
  32         (import (./hosts + "/${hostName}.nix"))
  33         inputs.nixpkgs.nixosModules.notDetected
  34         inputs.home-manager.nixosModules.home-manager
  35         ({ pkgs, ... }: {
  36           nix.registry.nixpkgs.flake = inputs.nixpkgs;
  37           nix.package = pkgs.nixFlakes;
  38           nix.extraOptions = "experimental-features = nix-command flakes";
  39           nixpkgs.overlays = import nixpkgs/overlays.nix;
  40           /*
  41           system.nixos.versionSuffix = ".${
  42             lib.substring 0 8 (inputs.self.lastModifiedDate or inputs.self.lastModified)}.${
  43             inputs.self.shortRev or "dirty"}";
  44           system.nixos.revision = lib.mkIf (inputs.self ? rev) inputs.self.rev;
  45           */
  46           # Let 'nixos-version --json' know about the Git revision of this flake.
  47           system.configurationRevision = lib.mkIf (inputs.self ? rev) inputs.self.rev;
  48           /*
  49           system.configurationRevision =
  50             if inputs.self ? rev
  51             then inputs.self.rev
  52             else throw "Refusing to build from a dirty Git tree!";
  53           */
  54         })
  55         {
  56           home-manager.useGlobalPkgs = true;
  57           home-manager.useUserPackages = true;
  58         }
  59       ];
  60     });
  61   } //
  62   inputs.flake-utils.lib.eachDefaultSystem (system:
  63     #let pkgs = inputs.nixpkgs.legacyPackages.${system}; in
  64     let
  65     pkgs = import nixpkgsPath {
  66       inherit system;
  67       config = {}; # Make the config pure, ignoring user's config.
  68       #overlays = import nixpkgs/overlays.nix;
  69     }; in {
  70       devShell = import ./shell.nix { inherit pkgs; };
  71     }
  72   );
  73 }