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satellite/hosts/nixos/common/global/nix.nix
Matei Adriel ca3bcfd3ac
Fix /nix/store taking up a lot of storage
Additionally:
- add arcaea wiki search engine
- fix haskell devshell not evaluating
- remove a big dependency from my neovim setup
2023-12-15 03:53:22 +01:00

51 lines
1.4 KiB
Nix

{ config, lib, pkgs, inputs, ... }: {
nix = {
# Flake support and whatnot
package = pkgs.nixUnstable;
# Weekly clean up the store, I think
gc = {
automatic = true;
dates = "weekly";
};
# ~~Protect nix shell from garbage collection~~
# This was taking too much storage
# extraOptions = ''
# keep-outputs = true
# keep-derivations = true
# '';
# https://nixos.wiki/wiki/Storage_optimization
optimise.automatic = true;
# This will add each flake input as a registry
# To make nix3 commands consistent with your flake
registry = lib.mapAttrs (_: value: { flake = value; }) inputs;
# This will additionally add your inputs to the system's legacy channels
# Making legacy nix commands consistent as well, awesome!
nixPath = lib.mapAttrsToList (key: value: "${key}=${value.to.path}") config.nix.registry;
settings = {
# Enable flakes and new 'nix' command
experimental-features = [
"nix-command"
"flakes"
"repl-flake"
"auto-allocate-uids"
# "configurable-impure-env"
];
# Disable warning when rebuilding before commiting
warn-dirty = false;
# Deduplicate and optimize nix store
auto-optimise-store = true;
# TODO: what is a trusted user?
trusted-users = [ "root" "@wheel" ];
};
};
}