From 5c7794c2e25c116817d815f1663bc37eb8265973 Mon Sep 17 00:00:00 2001
From: Weizhen Wang <wangweizhen@pingcap.com>
Date: Fri, 8 Aug 2025 19:05:00 +0800
Subject: [PATCH] server: use Atomic.Pointer in the Server.statusServer
 (#62903)

close pingcap/tidb#62902
---
 pkg/server/http_status.go | 2 +-
 pkg/server/server.go      | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/pkg/server/http_status.go b/pkg/server/http_status.go
index 85f22fe37c..7bef71565a 100644
--- a/pkg/server/http_status.go
+++ b/pkg/server/http_status.go
@@ -586,7 +586,7 @@ func (s *Server) startStatusServerAndRPCServer(serverMux *http.ServeMux) {
 		}
 	}
 
-	s.statusServer = statusServer
+	s.statusServer.Store(statusServer)
 	s.grpcServer = grpcServer
 
 	go util.WithRecovery(func() {
diff --git a/pkg/server/server.go b/pkg/server/server.go
index 267fefab42..5b670e9910 100644
--- a/pkg/server/server.go
+++ b/pkg/server/server.go
@@ -142,7 +142,7 @@ type Server struct {
 
 	statusAddr     string
 	statusListener net.Listener
-	statusServer   *http.Server
+	statusServer   atomic.Pointer[http.Server]
 	grpcServer     *grpc.Server
 	inShutdownMode *uatomic.Bool
 	health         *uatomic.Bool
@@ -643,10 +643,10 @@ func (s *Server) closeListener() {
 		terror.Log(errors.Trace(err))
 		s.socket = nil
 	}
-	if s.statusServer != nil {
-		err := s.statusServer.Close()
+	if statusServer := s.statusServer.Load(); statusServer != nil {
+		err := statusServer.Close()
 		terror.Log(errors.Trace(err))
-		s.statusServer = nil
+		s.statusServer.Store(nil)
 	}
 	if s.grpcServer != nil {
 		s.grpcServer.Stop()