MB-29412 Use sendall instead of send

The Python socket.send() will not send the whole payload in some
situations, which will create a malformed packet. Using sendall()
will ensure the whole payload is sent.

Change-Id: Ib51b5b8ef33d764e600f73cf15bd9a1e9c155d22
Reviewed-on: http://review.couchbase.org/93608
Reviewed-by: Trond Norbye <[email protected]>
Tested-by: Patrick Varley <[email protected]>
Reviewed-by: Dave Rigby <[email protected]>

Author: mcpaddy

engines/ep/management/mc_bin_client.py

@@ -196,7 +196,7 @@ def _sendMsg(self, cmd, key, val, opaque, extraHeader='', cas=0,
         msg=struct.pack(fmt, magic,
             cmd, len(key), len(extraHeader), dtype, vbucketId,
                 len(key) + len(extraHeader) + len(val), opaque, cas)
-        self.s.send(msg + extraHeader + key + val)
+        self.s.sendall(msg + extraHeader + key + val)
 
     def _socketRecv(self, amount):
         ready = select.select([self.s], [], [], 30)