nixos/modules/virtualisation/container-config.nix


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{ config, pkgs, lib, ... }:

with lib;

{

  config = mkIf config.boot.isContainer {

    # Disable some features that are not useful in a container.
    sound.enable = mkDefault false;
    services.udisks2.enable = mkDefault false;
    powerManagement.enable = mkDefault false;

    networking.useHostResolvConf = mkDefault true;

    # Containers should be light-weight, so start sshd on demand.
    services.openssh.startWhenNeeded = mkDefault true;

    # Shut up warnings about not having a boot loader.
    system.build.installBootLoader = "${pkgs.coreutils}/bin/true";

    # Not supported in systemd-nspawn containers.
    security.audit.enable = false;

  };

}