stockholm/nixpkgs/nixos/default.nix

66 lines
2.0 KiB
Nix

{ configuration ? import <upstream-nixpkgs/nixos/lib/from-env.nix> "NIXOS_CONFIG" <nixos-config>
, system ? builtins.currentSystem
}:
let
eval-config = modules: import <upstream-nixpkgs/nixos/lib/eval-config.nix> {
inherit system;
modules = modules ++ [({ config, lib, ... }: with lib; {
imports = filter dir.has-default-nix (concatLists [
(map (p: p + "/2configs") [ <stockholm-private> ])
(map (p: p + "/3modules") [ <stockholm-krebs> <stockholm-private> ])
]);
krebs.current = {
enable = true;
host = config.krebs.hosts.${readFile /proc/sys/kernel/hostname};
user = config.krebs.users.${getEnv "LOGNAME"};
};
nixpkgs.config.packageOverrides = pkgs: let
kpkgs = import <stockholm-krebs/5pkgs> { inherit lib pkgs; };
upkgs = import <stockholm-private/5pkgs> { inherit lib; pkgs = pkgs // kpkgs; };
in kpkgs // upkgs;
})];
specialArgs = {
lib = let
nlib = import <upstream-nixpkgs/lib> // builtins;
klib = nlib // import <stockholm-krebs/4lib> { lib = nlib; };
ulib = klib // (with klib; let p = <stockholm-private> + "/4lib"; in
optionalAttrs (dir.has-default-nix p)
(import p { lib = klib; }));
in ulib;
};
};
eval = eval-config [
configuration
];
# This is for `nixos-rebuild build-vm'.
vm = eval-config [
configuration
<upstream-nixpkgs/nixos/modules/virtualisation/qemu-vm.nix>
];
# This is for `nixos-rebuild build-vm-with-bootloader'.
vm-with-bootloader = eval-config [
configuration
<upstream-nixpkgs/nixos/modules/virtualisation/qemu-vm.nix>
{ virtualisation.useBootLoader = true; }
];
in
{
inherit (eval) config options;
system = eval.config.system.build.toplevel;
vm = vm.config.system.build.vm;
vmWithBootLoader = vm-with-bootloader.config.system.build.vm;
# The following are used by nixos-rebuild.
nixFallback = eval.pkgs.nixUnstable;
}