From 99e4bf5792854618b67e9039d774171f44fb370a Mon Sep 17 00:00:00 2001
From: Moonsn <moonsn1994@gmail.com>
Date: Wed, 23 Jul 2025 05:45:10 +0800
Subject: [PATCH] nixos/tailscale-derper: add enableNginx option to make nginx
 optional (#425734)

---
 .../services/networking/tailscale-derper.nix        | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/nixos/modules/services/networking/tailscale-derper.nix b/nixos/modules/services/networking/tailscale-derper.nix
index 43a898465ef2..6e172a40a529 100644
--- a/nixos/modules/services/networking/tailscale-derper.nix
+++ b/nixos/modules/services/networking/tailscale-derper.nix
@@ -20,6 +20,15 @@ in
         description = "Domain name under which the derper server is reachable.";
       };
 
+      configureNginx = lib.mkOption {
+        type = lib.types.bool;
+        default = true;
+        description = ''
+          Whether to enable nginx reverse proxy for derper.
+          When enabled, nginx will proxy requests to the derper service.
+        '';
+      };
+
       openFirewall = lib.mkOption {
         type = lib.types.bool;
         default = true;
@@ -61,12 +70,12 @@ in
 
   config = lib.mkIf cfg.enable {
     networking.firewall = lib.mkIf cfg.openFirewall {
-      # port 80 and 443 are opened by nginx already
+      # port 80 and 443 are opened by nginx already when configureNginx is true
       allowedUDPPorts = [ cfg.stunPort ];
     };
 
     services = {
-      nginx = {
+      nginx = lib.mkIf cfg.configureNginx {
         enable = true;
         virtualHosts."${cfg.domain}" = {
           addSSL = true; # this cannot be forceSSL as derper sends some information over port 80, too.