From 46c8d6e61f5e5f5f8904a55dce926b3e7028b973 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=96=E7=95=8C?= <i@sekai.icu>
Date: Wed, 27 Dec 2023 17:33:07 +0800
Subject: [PATCH] Fix pprof URL path

---
 debug_http.go                   | 21 +++++++++++++++------
 debug_stub.go                   |  2 +-
 debug_linux.go => debug_unix.go |  2 ++
 3 files changed, 18 insertions(+), 7 deletions(-)
 rename debug_linux.go => debug_unix.go (93%)

diff --git a/debug_http.go b/debug_http.go
index 7c675eba..218efc4f 100644
--- a/debug_http.go
+++ b/debug_http.go
@@ -5,6 +5,7 @@ import (
 	"net/http/pprof"
 	"runtime"
 	"runtime/debug"
+	"strings"
 
 	"github.com/sagernet/sing-box/common/badjson"
 	"github.com/sagernet/sing-box/common/humanize"
@@ -47,12 +48,20 @@ func applyDebugListenOption(options option.DebugOptions) {
 			encoder.SetIndent("", "  ")
 			encoder.Encode(memObject)
 		})
-		r.HandleFunc("/pprof", pprof.Index)
-		r.HandleFunc("/pprof/*", pprof.Index)
-		r.HandleFunc("/pprof/cmdline", pprof.Cmdline)
-		r.HandleFunc("/pprof/profile", pprof.Profile)
-		r.HandleFunc("/pprof/symbol", pprof.Symbol)
-		r.HandleFunc("/pprof/trace", pprof.Trace)
+		r.Route("/pprof", func(r chi.Router) {
+			r.HandleFunc("/", func(writer http.ResponseWriter, request *http.Request) {
+				if !strings.HasSuffix(request.URL.Path, "/") {
+					http.Redirect(writer, request, request.URL.Path+"/", http.StatusMovedPermanently)
+				} else {
+					pprof.Index(writer, request)
+				}
+			})
+			r.HandleFunc("/*", pprof.Index)
+			r.HandleFunc("/cmdline", pprof.Cmdline)
+			r.HandleFunc("/profile", pprof.Profile)
+			r.HandleFunc("/symbol", pprof.Symbol)
+			r.HandleFunc("/trace", pprof.Trace)
+		})
 	})
 	debugHTTPServer = &http.Server{
 		Addr:    options.Listen,
diff --git a/debug_stub.go b/debug_stub.go
index ea7e2c0b..a8988c20 100644
--- a/debug_stub.go
+++ b/debug_stub.go
@@ -1,4 +1,4 @@
-//go:build !linux
+//go:build !(linux || darwin)
 
 package box
 
diff --git a/debug_linux.go b/debug_unix.go
similarity index 93%
rename from debug_linux.go
rename to debug_unix.go
index 3296bdec..3be097e9 100644
--- a/debug_linux.go
+++ b/debug_unix.go
@@ -1,3 +1,5 @@
+//go:build linux || darwin
+
 package box
 
 import (