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mirror of https://github.com/divnix/digga.git synced 2024-12-26 01:26:23 +03:00
digga/hosts
Timothy DeHerrera 1651913910
profiles: simplify profiles to suites
* Leave importing to nixpkgs module implentation. Provide a path
  instead; resolves #136.
* Allow profiles which are not lambdas but simple attribute sets,
  relaxing the constraints a bit.
* Update profile README.md
* defaultImports -> mkProfileAttrs: allow importing subprofiles even
  if parent directory does not contain a default.nix.
2021-02-25 14:47:19 -07:00
..
default.nix profiles: simplify profiles to suites 2021-02-25 14:47:19 -07:00
NixOS.nix profiles: simplify profiles to suites 2021-02-25 14:47:19 -07:00
README.md project rename: nixflk -> devos 2021-02-17 18:31:33 -07:00

Hosts

Nix flakes contain an output called nixosConfigurations declaring an attribute set of valid NixOS systems. To simplify the management and creation of these hosts, devos automatically imports every .nix file inside this directory to the mentioned attribute set, applying the projects defaults to each. The only hard requirement is that the file contain a valid NixOS module.

As an example, a file hosts/system.nix will be available via the flake output nixosConfigurations.system. You can have as many hosts as you want and all of them will be automatically imported based on their name.

For each host, the configuration automatically sets the networking.hostName attribute to the name of the file minus the .nix extension. This is for convenience, since nixos-rebuild automatically searches for a configuration matching the current systems hostname if one is not specified explicitly.

It is recommended that the host modules only contain configuration information specific to a particular piece of hardware. Anything reusable across machines is best saved for profile modules.

This is a good place to import sets of profiles, called suites, that you intend to use on your machine.

Additionally, this is the perfect place to import anything you might need from the nixos-hardware repository.

Example

hosts/librem.nix:

{ suites, hardware, ... }:
{
  imports = suites.laptop ++ [ hardware.purism-librem-13v3 ];

  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  fileSystems."/" = { device = "/dev/disk/by-label/nixos"; };
}