From 455fa6ebc671ef9c57cb6f2515c61e4cc0148adb Mon Sep 17 00:00:00 2001
From: Kyle Carberry <kyle@carberry.com>
Date: Fri, 10 Mar 2023 15:43:52 +0000
Subject: [PATCH] fix: ensure local derp uses the hostname

This broke deployments that use a custom port with an access
URL. We should write a test for this!
---
 cli/server.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cli/server.go b/cli/server.go
index e97cdb2720cf5..d13e1dda9159f 100644
--- a/cli/server.go
+++ b/cli/server.go
@@ -621,7 +621,7 @@ flags, and YAML configuration. The precedence is as follows:
 				Nodes: []*tailcfg.DERPNode{{
 					Name:      fmt.Sprintf("%db", cfg.DERP.Server.RegionID),
 					RegionID:  int(cfg.DERP.Server.RegionID.Value()),
-					HostName:  cfg.AccessURL.Host,
+					HostName:  cfg.AccessURL.Value().Hostname(),
 					DERPPort:  accessURLPort,
 					STUNPort:  -1,
 					ForceHTTP: cfg.AccessURL.Scheme == "http",