From e0ac4592048b9cab8a585982df6e11eb1775710a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=96=E7=95=8C?= <i@sekai.icu>
Date: Wed, 4 Jun 2025 22:12:59 +0800
Subject: [PATCH] Fix missing home for derp service

---
 docs/configuration/service/derp.md | 5 +++++
 option/tailscale.go                | 1 +
 service/derp/service.go            | 1 +
 3 files changed, 7 insertions(+)

diff --git a/docs/configuration/service/derp.md b/docs/configuration/service/derp.md
index adf80d82..3d7443a3 100644
--- a/docs/configuration/service/derp.md
+++ b/docs/configuration/service/derp.md
@@ -20,6 +20,7 @@ DERP service is a Tailscale DERP server, similar to [derper](https://pkg.go.dev/
   "config_path": "",
   "verify_client_endpoint": [],
   "verify_client_url": [],
+  "home": "",
   "mesh_with": [],
   "mesh_psk": "",
   "mesh_psk_file": "",
@@ -69,6 +70,10 @@ Setting Array value to a string `__URL__` is equivalent to configuring:
 { "url": __URL__ }
 ```
 
+#### home
+
+What to serve at the root path. It may be left empty (the default, for a default homepage), `blank` for a blank page, or a URL to redirect to
+
 #### mesh_with
 
 Mesh with other DERP servers.
diff --git a/option/tailscale.go b/option/tailscale.go
index 74917fcd..1a431887 100644
--- a/option/tailscale.go
+++ b/option/tailscale.go
@@ -36,6 +36,7 @@ type DERPServiceOptions struct {
 	ConfigPath           string                                          `json:"config_path,omitempty"`
 	VerifyClientEndpoint badoption.Listable[string]                      `json:"verify_client_endpoint,omitempty"`
 	VerifyClientURL      badoption.Listable[*DERPVerifyClientURLOptions] `json:"verify_client_url,omitempty"`
+	Home                 string                                          `json:"home,omitempty"`
 	MeshWith             badoption.Listable[*DERPMeshOptions]            `json:"mesh_with,omitempty"`
 	MeshPSK              string                                          `json:"mesh_psk,omitempty"`
 	MeshPSKFile          string                                          `json:"mesh_psk_file,omitempty"`
diff --git a/service/derp/service.go b/service/derp/service.go
index f950a813..f42e7e29 100644
--- a/service/derp/service.go
+++ b/service/derp/service.go
@@ -124,6 +124,7 @@ func NewService(ctx context.Context, logger log.ContextLogger, tag string, optio
 		configPath:           configPath,
 		verifyClientEndpoint: options.VerifyClientEndpoint,
 		verifyClientURL:      options.VerifyClientURL,
+		home:                 options.Home,
 		meshKey:              options.MeshPSK,
 		meshKeyPath:          options.MeshPSKFile,
 		meshWith:             options.MeshWith,