From 573cf6040c8e33dff0c578cbae9857369afb71a0 Mon Sep 17 00:00:00 2001
From: Mark Riddoch <Mark.Riddoch@skysql.com>
Date: Thu, 11 Dec 2014 13:45:21 +0000
Subject: [PATCH] Check for the duplciate service being the same as the service
 that is using the tee filter. I.e. trap simple recursive definitions.

---
 server/modules/filter/tee.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/server/modules/filter/tee.c b/server/modules/filter/tee.c
index 809c8c441..ec1807ec7 100644
--- a/server/modules/filter/tee.c
+++ b/server/modules/filter/tee.c
@@ -280,6 +280,13 @@ TEE_INSTANCE	*my_instance = (TEE_INSTANCE *)instance;
 TEE_SESSION	*my_session;
 char		*remote, *userName;
 
+	if (strcmp(my_instance->service->name, session->service->name) == 0)
+	{
+		LOGIF(LE, (skygw_log_write_flush(LOGFILE_ERROR,
+			"%s: Recursive use of tee filter in service.",
+				session->service->name)));
+		return NULL;
+	}
 	if ((my_session = calloc(1, sizeof(TEE_SESSION))) != NULL)
 	{
 		my_session->active = 1;