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https://github.com/RGBCube/ncc
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87 lines
2.7 KiB
Nix
87 lines
2.7 KiB
Nix
{ self, config, inputs, lib, pkgs, ... }: let
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inherit (lib) attrsToList concatStringsSep const disabled filter filterAttrs flip id isType mapAttrs mapAttrsToList merge mkAfter optionalAttrs optionals;
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inherit (lib.strings) toJSON;
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registryMap = inputs
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|> filterAttrs (const <| isType "flake");
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in {
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# We don't want this to be garbage collected away because if
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# that happens rebuilds are slow thanks to my garbage WiFi.
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environment.etc.".system-inputs.json".text = toJSON registryMap;
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nix.distributedBuilds = true;
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nix.buildMachines = self.nixosConfigurations
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|> attrsToList
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|> filter ({ name, value }:
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name != config.networking.hostName &&
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value.config.users.users ? build)
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|> map ({ name, value }: {
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hostName = name;
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maxJobs = 20;
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protocol = "ssh-ng";
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sshUser = "build";
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supportedFeatures = [ "benchmark" "big-parallel" "kvm" "nixos-test" ];
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system = value.config.nixpkgs.hostPlatform.system;
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});
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nix.channel = disabled;
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nix.gc = merge {
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automatic = true;
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options = "--delete-older-than 3d";
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} <| optionalAttrs config.isLinux {
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dates = "weekly";
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persistent = true;
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};
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nix.nixPath = registryMap
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|> mapAttrsToList (name: value: "${name}=${value}")
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|> (if config.isDarwin then concatStringsSep ":" else id);
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nix.registry = registryMap // { default = inputs.nixpkgs; }
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|> mapAttrs (_: flake: { inherit flake; });
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nix.settings = (import <| self + /flake.nix).nixConfig
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|> flip removeAttrs (optionals config.isDarwin [ "use-cgroups" ]);
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# |> (if config.isLinux && config.services.nix-serve.enable then
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# (cfg: cfg // {
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# extra-substituters = cfg.extra-substituters
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# |> filter (x: match ".*cache.rgbcu.be.*" x == null);
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# })
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# else
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# id);
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nix.optimise.automatic = true;
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environment.systemPackages = [
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(pkgs.nh.overrideAttrs (old: {
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patches = old.patches or [] ++ [
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./nh.patch
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];
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}))
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pkgs.nix-index
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pkgs.nix-output-monitor
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];
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home-manager.sharedModules = [{
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programs.nushell.configFile.text = mkAfter /* nu */ ''
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def --wrapped * [program: string = "", ...arguments] {
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if ($program | str contains "#") or ($program | str contains ":") {
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nix run $program -- ...$arguments
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} else {
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nix run ("default#" + $program) -- ...$arguments
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}
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}
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def --wrapped > [...programs] {
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nix shell ...($programs | each {
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if ($in | str contains "#") or ($in | str contains ":") {
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$in
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} else {
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"default#" + $in
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}
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})
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}
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'';
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}];
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}
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