utls

shadow/client_test.go

@@ -5,7 +5,10 @@ import (
 	"crypto/md5"
 	"crypto/tls"
 	"fmt"
+	utls "github.com/refraction-networking/utls"
+	"io/ioutil"
 	"net"
+	"net/http"
 	"testing"
 	"time"
 )
@@ -64,3 +67,49 @@ func TestAes(t *testing.T) {
 
 	fmt.Println(string(d))
 }
+
+func TestTLSFingerprint(t *testing.T) {
+
+	transport := http.Transport{
+		DialTLS: func(network, adr string) (net.Conn, error) {
+			dial, err := net.Dial(network, adr)
+			if err != nil {
+				return nil, err
+			}
+			return wrapTLSClient(dial, time.Second*5)
+		},
+	}
+	client := http.Client{
+		Transport:     &transport,
+		CheckRedirect: nil,
+		Jar:           nil,
+		Timeout:       0,
+	}
+	get, err := client.Get("https://client.tlsfingerprint.io:8443/")
+	if err != nil {
+		return
+	}
+	all, err := ioutil.ReadAll(get.Body)
+	if err != nil {
+		return
+	}
+	fmt.Println(string(all))
+
+}
+
+func wrapTLSClient(conn net.Conn, timeout time.Duration) (net.Conn, error) {
+	var err error
+
+	conn.SetDeadline(time.Now().Add(timeout))
+	defer conn.SetDeadline(time.Time{})
+
+	tlsConn := utls.UClient(conn, &utls.Config{ServerName: "client.tlsfingerprint.io"}, utls.HelloChrome_102)
+
+	if err = tlsConn.Handshake(); err != nil {
+		fmt.Println(err.Error())
+		tlsConn.Close()
+		return nil, err
+	}
+
+	return tlsConn, err
+}