puter/lib.nix
2025-03-23 22:48:46 +01:00

81 lines
1.8 KiB
Nix

lib: _: {
findModules = paths:
builtins.concatMap (path:
lib.pipe path [
(lib.fileset.fileFilter (
file: file.hasExt "nix"
))
lib.fileset.toList
])
paths;
mkIfElse = condition: trueContent: falseContent:
lib.mkMerge [
(lib.mkIf condition trueContent)
(lib.mkIf (!condition) falseContent)
];
mkSecrets = secrets: let
mkSecret = {
name,
secret,
}:
secret
// {
file = ./secrets/${name}.age;
};
in
builtins.mapAttrs (name: secret: mkSecret {inherit name secret;}) secrets;
genNixosConfigurations = {
inputs,
extraModules ? _: [],
}: let
modulesDir = ./modules;
commonDir = ./common;
classesDir = ./classes;
hostsDir = ./hosts;
commonNixosSystem = {
class,
name,
}:
lib.nixosSystem {
specialArgs = {
inherit (inputs) self;
inherit inputs lib;
attrName = name;
};
modules =
(lib.findModules [
modulesDir
commonDir
./classes/${class}
(classesDir + /${class})
(hostsDir + /${class}/${name})
])
++ [
{networking.hostName = lib.mkDefault name;}
]
++ (extraModules {inherit class name;});
};
dirsIn = dir:
lib.pipe dir [
builtins.readDir
(lib.filterAttrs (_: type: type == "directory"))
builtins.attrNames
];
in
lib.pipe (dirsIn hostsDir) [
(classes:
builtins.concatMap (
class: map (name: {inherit class name;}) (dirsIn (hostsDir + /${class}))
)
classes)
(map (args: lib.nameValuePair args.name (commonNixosSystem args)))
builtins.listToAttrs
];
}