home/flake.nix

96 lines
3.1 KiB
Nix

{
description = "Samw's home environment, as managed by nix/home-manager.";
inputs = {
# Nixpkgs
nixpkgs = {url = "github:nixos/nixpkgs/nixos-22.05";};
nixpkgs-samw = {url = "github:wlcx/nixpkgs/pngpaste-0.2.3";};
# Other modules
home-manager = {
url = "github:nix-community/home-manager/release-22.05";
inputs.nixpkgs.follows = "nixpkgs";
};
flake-utils.url = "github:numtide/flake-utils";
devshell = {
url = "github:numtide/devshell";
inputs.flake-utils.follows = "flake-utils";
inputs.nixpkgs.follows = "nixpkgs";
};
};
outputs = inputs: let
overlays = [
# Add packages from "other" nixpkgs
(final: prev:
with inputs; {
# TODO: get pngpaste PR merged...
pngpaste = nixpkgs-samw.legacyPackages.${prev.system}.pngpaste;
})
# Add our own local packages
(final: prev: rec {
# Make my local packages available as pkgs.mypkgs.<foo>
mypkgs = prev.callPackage ./pkgs {};
# Directly override yubikey-manager
yubikey-manager = mypkgs.yubikey-manager;
})
];
in (rec {
lib = {
mkHome = {
profile,
extraModules ? [],
system,
username ? "samw",
}:
inputs.home-manager.lib.homeManagerConfiguration rec {
inherit username system;
stateVersion = "21.11";
homeDirectory =
if (inputs.nixpkgs.lib.systems.elaborate system).isDarwin
then "/Users/${username}"
else "/home/${username}";
configuration = {...} @ args: ((profile args) // {nixpkgs.overlays = overlays;});
extraSpecialArgs = {inherit system;};
inherit extraModules;
};
};
profiles = import ./home/profiles.nix;
# Standalone home-manager configurations
homeConfigurations = {
boron = lib.mkHome {
system = "aarch64-darwin";
profile = profiles.laptop;
username = "samuel.willcocks";
extraModules = [./home/docker.nix ./home/aws.nix];
};
zinc = lib.mkHome {
profile = profiles.laptop;
system = "aarch64-darwin";
};
};
}
# Per-system things
// (inputs.flake-utils.lib.eachDefaultSystem (system: let
pkgs = import inputs.nixpkgs {
inherit system;
overlays = overlays ++ [inputs.devshell.overlay];
};
platform = pkgs.lib.systems.elaborate system;
in {
# Flake interface to my local packages.
# - `callPackage` puts some junk in mypkgs (`override` and
# `overrideDerivation`) so we filter out anything that isn't a derivation
# - We also filter out any packages that aren't supported on the current
# platform.
packages = with pkgs; (lib.filterAttrs (_: v: (lib.isDerivation v
&& lib.meta.availableOn platform v))
pkgs.mypkgs);
formatter = pkgs.alejandra;
# A devshell with useful utils
devShells.default = pkgs.devshell.mkShell {
packages = [
inputs.home-manager.defaultPackage.${system}
];
};
})));
}