Clearify flake
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12
flake.nix
12
flake.nix
@ -1,6 +1,7 @@
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{
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description = "Nixos config flake";
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# Package sources.
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inputs = {
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nixpkgs.url = "github:nixos/nixpkgs/nixos-23.11";
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nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
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@ -16,8 +17,10 @@
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};
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};
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# Flake outputs, NixOS and Home Configurations.
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outputs = inputs@{ self, ... }:
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let
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# Load settings.nix or the default if not exists.
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settings = (if (builtins.pathExists ./settings.nix)
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then
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(import ./settings.nix)
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@ -25,6 +28,7 @@
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(import ./settings-default.nix)
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);
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# Based on loaded settings, set the nixpkgs version.
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nixpkgs = (if (settings.packages == "stable")
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then
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inputs.nixpkgs
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@ -32,6 +36,7 @@
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inputs.nixpkgs-unstable
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);
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# Setup an overlay for unstable packages to include on stable environments.
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overlay-unstable = final: prev: {
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unstable = import inputs.nixpkgs-unstable {
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system = settings.system;
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@ -39,6 +44,7 @@
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};
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};
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# Setup the main packages config with the overlays.
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pkgs = (import nixpkgs {
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system = settings.system;
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config = {
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@ -48,6 +54,7 @@
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overlays = [ overlay-unstable ];
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});
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# Function to configure a system with our defaults.
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mkSystem = config: nixpkgs.lib.nixosSystem {
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system = settings.system;
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specialArgs = {
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@ -62,6 +69,7 @@
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];
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};
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# Function to configure home-manager for a user.
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mkHome = config: inputs.home-manager.lib.homeManagerConfiguration {
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inherit pkgs;
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extraSpecialArgs = {
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@ -71,9 +79,13 @@
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modules = [ config ];
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};
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in {
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# NixOS configurations, in most cases we use default with a profile.
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# Any host that needs specific configurations separate from what is included by default,
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# will need its own configuration for its hostname.
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nixosConfigurations.default = mkSystem ./hosts/default/configuration.nix;
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nixosConfigurations.tama = mkSystem ./hosts/tama/configuration.nix;
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# Home manager configurations, we do the main user from the configuration and root.
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homeConfigurations = {
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${settings.user.name} = mkHome ./users/main-user.nix;
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"root" = mkHome ./users/root.nix;
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