templates/darwin/flake.nix

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{
description = "A simple darwin flake using Aux and home-manager";
inputs = {
# nixpkgs is the input that we use for this flake the end section `nixpkgs-unstable` refers to the branch
# of nixpkgs that we want to use. This can be changed to any branch or commit hash.
nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
home-manager = {
url = "github:nix-community/home-manager";
# The `follows` keyword in inputs is used for inheritance.
# we do this in order to prevent duplication of the nixpkgs input, and potential
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# issues with different versions of given packages.
# However, it should be noted that this can lead to having to rebuild packages from source.
inputs.nixpkgs.follows = "nixpkgs";
};
darwin = {
url = "github:lnl7/nix-darwin";
inputs.nixpkgs.follows = "nixpkgs";
};
};
outputs =
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inputs@{ darwin, home-manager, ... }:
# we can use the `let` and `in` syntax to define variables
# and use them in the rest of the expression
let
# this can be either aarch64-darwin or x86_64-darwin
# if your using a M1 or later your going to need to use aarch64-darwin
# otherwise you can use x86_64-darwin
system = builtins.abort "You need to fill in your system";
# here we define our username and hostname to reuse them later
username = builtins.abort "You need to fill in your username"; # Set this variable equal to your username
hostname = builtins.abort "You need to fill in your hostname"; # Set this variable equal to your hostname
# the specialArgs are used to pass the inputs to the system configuration and home-manager configuration
specialArgs = {
inherit inputs;
};
in
{
# it is important that you use darwin.lib.darwinSystem as this is the builder that allow
# for the configuration of the darwin system
darwinConfigurations.${hostname} = darwin.lib.darwinSystem {
inherit system;
# The specialArgs are used to pass the inputs to the system configuration
inherit specialArgs;
modules = [
./core.nix
./homebrew.nix
./system.nix
# The home-manager module is used to configure home-manager
# to read more about this please see ../home-manager
home-manager.darwinModules.home-manager
(
{ config, ... }:
{
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home-manager = {
useGlobalPkgs = true;
useUserPackages = true;
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# extraSpecialArgs is used to pass the inputs to the home-manager configuration
extraSpecialArgs = specialArgs;
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# And a home-manager configuration for them
users.${username} = {
imports = [ ./home.nix ];
home.username = username;
};
};
# Here we can create our user
users.users.${username} = {
home = "/Users/${username}";
};
# Here we set our (networking) host name and computer name. They should usually be the same
networking.hostName = hostname;
networking.computerName = config.networking.hostName;
}
)
];
};
};
}