dotfiles/hosts/default.nix

88 lines
2.8 KiB
Nix

{ nixpkgs
, agenix
, home-manager
, flake-utils
, nixgl
, rust-overlay
, flake-compat
, pkgs
, lib
, proj_root
, nixosDefaultVersion ? "22.05"
, defaultSystem ? "x86_64-linux"
, ...
}@finalInputs:
let
config = {
bao.metadata = {
# req
hostName = "bao";
# opts
ssh_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIBuAaAE7TiQmMH300VRj/pYCri1qPmHjd+y9aX2J0Fs";
nixosVersion = "22.11";
system = "x86_64-linux";
preset = "base";
};
# TODO: add override so that we can add wsl config on top
bao.nixosConfig = {
modules = [
(import ../modules/nvgpu.sys.nix)
(import ../modules/kde.sys.nix)
(import ../modules/pulseaudio.sys.nix)
(import ../modules/storage.perso.sys.nix)
];
};
};
propagate = hostConfig@{ metadata, nixosConfig }:
let
# req
inherit (metadata) hostName;
# opts
ssh_pubkey = lib.attrByPath [ "ssh_pubkey" ] null metadata; # metadata.ssh_pubkey??undefined
users = lib.attrByPath [ "users" ] { } metadata;
nixosVersion = lib.attrByPath [ "nixosVersion" ] nixosDefaultVersion metadata;
system = lib.attrByPath [ "system" ] defaultSystem metadata;
preset = lib.attrByPath [ "preset" ] "base" metadata;
# infer
hardwareConfig = import "${proj_root.hosts.path}/${hostName}/hardware-configuration.nix";
# alias to prevent infinite recursion
_nixosConfig = nixosConfig;
in
{
inherit hostName ssh_pubkey users nixosVersion system preset hardwareConfig;
nixosConfig = _nixosConfig // {
inherit system;
modules = [
{
config._module.args = {
inherit proj_root;
my-lib = finalInputs.lib;
};
}
hardwareConfig
{
system.stateVersion = nixosVersion;
networking.hostName = hostName;
users.users = users;
}
{
imports = [ agenix.nixosModule ];
environment.systemPackages = [ agenix.defaultPackage.x86_64-linux ];
}
(import "${proj_root.modules.path}/secrets.nix")
(import "${proj_root.modules.path}/${preset}.sys.nix")
] ++ _nixosConfig.modules;
};
};
# we are blessed by the fact that we engulfed nixpkgs.lib.* at top level
mkHostFromPropagated = propagatedHostConfig@{ nixosConfig, ... }: nixpkgs.lib.nixosSystem nixosConfig;
mkHost = hostConfig: (lib.pipe [ propagate mkHostFromPropagated ] hostConfig);
trimNull = lib.filterAttrsRecursive (name: value: value != null);
flattenPubkey = lib.mapAttrs (hostName: meta_config: meta_config.metadata.ssh_pubkey);
in
{
nixosConfigurations = lib.mapAttrs (name: hostConfig: mkHost hostConfig) config;
# {bao = "ssh-ed25519 ..."; another_host = "ssh-rsa ...";}
pubKeys = lib.getPubkey config;
}