From 4fb3ad218c9a4dce4df37702e63702bb2fc39d84 Mon Sep 17 00:00:00 2001
From: Sebastian Rasor <92653912+sebastianrasor@users.noreply.github.com>
Date: Thu, 18 Dec 2025 05:57:16 -0600
Subject: [PATCH] Add controlUrl option to NixOS module

Signed-off-by: Sebastian Rasor <92653912+sebastianrasor@users.noreply.github.com>
---
 flake.nix | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/flake.nix b/flake.nix
index bd83b82..33e7257 100644
--- a/flake.nix
+++ b/flake.nix
@@ -102,6 +102,15 @@
               description = "Path to SQLite database";
             };
 
+            controlUrl = mkOption {
+              type = types.str;
+              default = "https://controlplane.tailscale.com";
+              description = ''
+                the URL base of the control plane (i.e. coordination server)
+                (default "https://controlplane.tailscale.com")
+              '';
+            };
+
             tailscaleAuthKeyFile = mkOption {
               type = types.nullOr types.path;
               default = null;
@@ -135,7 +144,10 @@
               enable = true;
               script =
                 let
-                  args = [ "--sqlitedb ${cfg.databaseFile}" ] ++ optionals cfg.verbose [ "--verbose" ];
+                  args = [
+                    "--sqlitedb ${cfg.databaseFile}"
+                    "--control-url ${cfg.controlUrl}"
+                  ] ++ optionals cfg.verbose [ "--verbose" ];
                 in
                 ''
                   ${optionalString (cfg.tailscaleAuthKeyFile != null) ''