增加防探测功能,增加流量加密功能

shadow/tls_util.go

@@ -31,6 +31,7 @@ type TLSHeader struct {
 	Length               int
 	HandshakeType        uint8
 	ChangeCipherSpecNext uint8
+	Rand                 []byte
 }
 
 func (t *TLSHeader) toString() string {
@@ -95,6 +96,9 @@ func ParseAndVerifyTLSHeader(data []byte) *TLSHeader {
 		if header.HandshakeType != ServerHello && header.HandshakeType != ClientHello && header.HandshakeType != Certificate && header.HandshakeType != ServerKeyExchange && header.HandshakeType != ServerHelloDone {
 			header.HandshakeType = EncryptedHandshake
 		}
+		if header.HandshakeType == ClientHello {
+			header.Rand = data[11:43]
+		}
 	}
 	if header.Type == ChangeCipherSpec {
 		if len(data) > 6 {