From fa846067f8fe717726019f4694a8c5463d07b447 Mon Sep 17 00:00:00 2001
From: junevanlong <junevanlong@tencent.com>
Date: Tue, 16 Jun 2026 10:54:43 +0800
Subject: [PATCH] http: preserve cookie jar for TLS clients

---
 http/transport.go      |  1 +
 http/transport_test.go | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/http/transport.go b/http/transport.go
index 7fa03bb..9dd0067 100644
--- a/http/transport.go
+++ b/http/transport.go
@@ -655,6 +655,7 @@ func (ct *ClientTransport) getStdHTTPClient(caFile, certFile,
 	}
 	client := &stdhttp.Client{
 		CheckRedirect: ct.Client.CheckRedirect,
+		Jar:           ct.Client.Jar,
 		Timeout:       ct.Client.Timeout,
 	}
 	if ct.http2Only {
diff --git a/http/transport_test.go b/http/transport_test.go
index a9af42d..e3ded21 100644
--- a/http/transport_test.go
+++ b/http/transport_test.go
@@ -39,6 +39,7 @@ import (
 	"mime/multipart"
 	"net"
 	"net/http"
+	"net/http/cookiejar"
 	"net/http/httptest"
 	"net/url"
 	"os"
@@ -1048,6 +1049,41 @@ func TestHTTPSSkipClientVerify(t *testing.T) {
 	require.Equal(t, []byte(t.Name()), rsp.Data)
 }
 
+func TestTLSClientInheritsCookieJar(t *testing.T) {
+	ts := httptest.NewTLSServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		http.SetCookie(w, &http.Cookie{Name: "sid", Value: "cookie-value"})
+		w.WriteHeader(http.StatusOK)
+	}))
+	defer ts.Close()
+
+	u, err := url.Parse(ts.URL)
+	require.NoError(t, err)
+	jar, err := cookiejar.New(nil)
+	require.NoError(t, err)
+
+	ct := thttp.NewClientTransport(false)
+	ct.(*thttp.ClientTransport).Jar = jar
+
+	ctx, msg := codec.WithNewMessage(context.Background())
+	msg.WithClientRPCName("/")
+	msg.WithClientReqHead(&thttp.ClientReqHeader{})
+	rspHeader := &thttp.ClientRspHeader{}
+	msg.WithClientRspHead(rspHeader)
+
+	_, err = ct.RoundTrip(ctx, nil,
+		transport.WithDialAddress(u.Host),
+		transport.WithDialTLS("", "", "none", ""),
+	)
+	require.NoError(t, err)
+	require.NotNil(t, rspHeader.Response)
+	defer rspHeader.Response.Body.Close()
+
+	cookies := jar.Cookies(u)
+	require.Len(t, cookies, 1)
+	require.Equal(t, "sid", cookies[0].Name)
+	require.Equal(t, "cookie-value", cookies[0].Value)
+}
+
 func TestListenAndServeHTTPHead(t *testing.T) {
 	ctx := context.Background()
 	const (