From 6efb4817e1d56e52740d48765699398c7ef27a1b Mon Sep 17 00:00:00 2001
From: Denis Ignatenko <denis.ignatenko@gmail.com>
Date: Fri, 31 May 2019 19:46:32 +0300
Subject: [PATCH] Set auth request schema to zero in req header

---
 tarantool/request.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tarantool/request.py b/tarantool/request.py
index 85749cec..ace4e5b2 100644
--- a/tarantool/request.py
+++ b/tarantool/request.py
@@ -134,6 +134,16 @@ def sha1(values):
         request_body = msgpack.dumps({IPROTO_USER_NAME: user,
                                       IPROTO_TUPLE: ("chap-sha1", scramble)})
         self._body = request_body
+    
+    def header(self, length):
+        self._sync = self.conn.generate_sync()
+        # Set IPROTO_SCHEMA_ID: 0 to avoid SchemaReloadException
+        # It is ok to use 0 in auth every time
+        header = msgpack.dumps({IPROTO_CODE: self.request_type,
+                                IPROTO_SYNC: self._sync,
+                                IPROTO_SCHEMA_ID: 0})
+
+        return msgpack.dumps(length + len(header)) + header
 
 
 class RequestReplace(Request):