all repos — nixfiles @ 9babe5a43770fe42ce9bb8a67d857b8aca0eea1d

System and user configuration, managed by nix and home-manager

system/settings/darwin.nix (view raw)

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{ config
, pkgs
, lib
, ...
}: {
  services.nix-daemon = {
    enable = true;
    enableSocketListener = true;
  };
  nix = {
    settings.cores = lib.mkDefault 0;
    daemonIOLowPriority = true;
    gc = {
      automatic = true;
      user = "alan";
      options = "--max-freed $((25 * 1024**3 - 1024 * $(df -P -k /nix/store | tail -n 1 | awk '{ print $4 }')))";
    };
    settings.extra-platforms = "aarch64-darwin x86_64-darwin";
    settings.experimental-features = "nix-command flakes";
    settings.warn-dirty = false;
    settings.keep-outputs = true;
    settings.keep-derivations = true;

    linux-builder.enable = true;
    settings.trusted-users = [ "@admin" ];
  };

  nixpkgs.config = {
    allowUnfree = true;
  };

  environment.launchDaemons = {
    "limit.maxfiles.plist" = {
      text = ''
        <?xml version="1.0" encoding="UTF-8"?>
        <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN"
                "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
        <plist version="1.0">
          <dict>
            <key>Label</key>
            <string>limit.maxfiles</string>
            <key>ProgramArguments</key>
            <array>
              <string>launchctl</string>
              <string>limit</string>
              <string>maxfiles</string>
              <string>64000</string>
              <string>524288</string>
            </array>
            <key>RunAtLoad</key>
            <true/>
          </dict>
        </plist>
      '';
    };
  };

  environment.systemPackages = with pkgs; [
    watch
    coreutils-prefixed
    nixos-rebuild # for rebuilds of remote systems
  ];
}