nixos/lib/systems.nix
Giulio De Pasquale c930ef6328 refactor(systems): move system configuration logic to lib/systems.nix
Centralize system configuration setup to reduce duplication and improve maintainability.
2025-08-13 10:30:02 +01:00

72 lines
2.2 KiB
Nix

{ nixpkgs, inputs }:
let
mkSystem = { system, cudaSupport ? false }:
let
config = {
inherit cudaSupport;
allowUnfree = true;
};
cachixOverlay = final: prev: {
nixosModules = (prev.nixosModules or { }) // {
cachixConfig = import ../cachix.nix;
};
};
extOverlays = [
(inputs.nvidia-patch.overlays.default)
cachixOverlay
];
importNixpkgs = { flake }:
import flake {
inherit system config;
overlays = extOverlays;
};
unstablePkgs = importNixpkgs { flake = inputs.nixos-unstable; };
masterPkgs = importNixpkgs { flake = inputs.nixpkgs-master; };
localPkgs = importNixpkgs { flake = inputs.local-unstable; };
agenixPkgs = importNixpkgs { flake = inputs.agenix-flake; };
pepePkgs = inputs.pepeflake.packages.${system} // inputs.pepeflake.legacyPackages.${system} or { };
langtoolPkgs = inputs.langtool-ngrams.packages.${system} // inputs.langtool-ngrams.legacyPackages.${system} or { };
additionalOverlays = [
(final: prev: { inherit unstablePkgs; })
(final: prev: { inherit localPkgs; })
(final: prev: { inherit agenixPkgs; })
(final: prev: { inherit masterPkgs; })
(final: prev: { inherit pepePkgs; })
(final: prev: { inherit langtoolPkgs; })
];
pkgs = import nixpkgs {
inherit system config;
overlays = additionalOverlays ++ extOverlays ++ [
(final: prev: {
ctranslate2 = prev.ctranslate2.override {
withCUDA = cudaSupport;
withCuDNN = cudaSupport;
};
})
];
};
utils =
let
inherit (pkgs.lib) makeScope;
inherit (pkgs) newScope;
in
makeScope newScope (self: rec {
inherit nixpkgs inputs;
inherit (self.callPackage ../lib/utils.nix { }) mkSysRole mkHomeRole;
inherit (user) mkUser;
user = self.callPackage ../lib/user.nix { home-manager = inputs.home-manager; };
host = self.callPackage ../lib/host.nix { home-manager = inputs.home-manager; };
});
in
{ inherit pkgs utils; };
in
{ inherit mkSystem; }