os/modules/core/nix.nix

33 lines
779 B
Nix

{
config,
pkgs,
lib,
inputs,
...
}: {
nix = {
# Use default version alias for nix package
package = pkgs.nix;
gc.automatic = true;
optimise.automatic = true;
settings = {
# Improve nix store disk usage
auto-optimise-store = true;
# Prevents impurities in builds
sandbox = true;
# Give root and @wheel special privileges with nix
trusted-users = ["root" "@wheel"];
# Allow only group wheel to connect to the nix daemon
allowed-users = ["@wheel"];
};
# Generally useful nix option defaults
extraOptions = lib.mkForce ''
experimental-features = flakes nix-command
min-free = 536870912
keep-outputs = true
keep-derivations = true
fallback = true
'';
};
}