21 lines
		
	
	
	
		
			469 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			21 lines
		
	
	
	
		
			469 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
{ lib, config, ... }:
 | 
						|
 | 
						|
let
 | 
						|
  cfg = config.systemModules.networking;
 | 
						|
  inherit (lib) mkIf mkEnableOption;
 | 
						|
in
 | 
						|
 | 
						|
{
 | 
						|
  options.systemModules.networking.resolved = mkEnableOption "Enable systemd resolved daemon";
 | 
						|
 | 
						|
  config = mkIf cfg.resolved {
 | 
						|
    services.resolved = {
 | 
						|
      enable = true;
 | 
						|
      fallbackDns = ["9.9.9.9"];
 | 
						|
      # allow-downgrade is vulnerable to downgrade attacks
 | 
						|
      extraConfig = ''
 | 
						|
         DNSOverTLS=yes # or allow-downgrade
 | 
						|
      '';
 | 
						|
    };
 | 
						|
  };
 | 
						|
}
 |