From 5f4689935813064b4856b69c5b6fcd192b8a60fe Mon Sep 17 00:00:00 2001
From: Jarrod Johnson <jjohnson2@lenovo.com>
Date: Mon, 8 Oct 2018 16:51:58 -0400
Subject: [PATCH] Prevent clear_configuration from invaliding existing
 ConfigManager

Clear out the existing dictionary instead of replacing it.

This prevents configmanager objects from being stuck.
---
 confluent_server/confluent/config/configmanager.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/confluent_server/confluent/config/configmanager.py b/confluent_server/confluent/config/configmanager.py
index 0e105c29..bc114426 100644
--- a/confluent_server/confluent/config/configmanager.py
+++ b/confluent_server/confluent/config/configmanager.py
@@ -638,7 +638,10 @@ def clear_configuration():
     stop_following()
     _oldcfgstore = _cfgstore
     _oldtxcount = _txcount
-    _cfgstore = {}
+    if _cfgstore is None or 'main' not in _cfgstore:
+        _cfgstore = {}
+    else:
+        _cfgstore['main'].clear()
     _txcount = 0
 
 def commit_clear():