From f8ce01d4e55c3c5c49b9ad1d3c2b640e47712640 Mon Sep 17 00:00:00 2001
From: Thierry Carrez <thierry@openstack.org>
Date: Tue, 13 Feb 2018 16:05:26 +0100
Subject: [PATCH] Use deepcopy for dict copy operations

The BASE content gets corrupted due to use of shallow copy
in dictionary copy operations. Use copy.deepcopy instead.

Change-Id: Ia29ccf1f60322c2de16309b7dd998ddf182917b4
---
 ptgbot/db.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/ptgbot/db.py b/ptgbot/db.py
index e7b8f97..8dc01d1 100644
--- a/ptgbot/db.py
+++ b/ptgbot/db.py
@@ -15,6 +15,7 @@
 # limitations under the License.
 
 import calendar
+import copy
 import datetime
 from itertools import chain
 import json
@@ -37,9 +38,9 @@ class PTGDataBase():
             with open(self.filename, 'r') as fp:
                 self.data = json.load(fp)
         else:
-            self.data = self.BASE
+            self.data = copy.deepcopy(self.BASE)
 
-        old_data = self.data['additional'].copy()
+        old_data = copy.deepcopy(self.data['additional'])
         self.load_data_from_config()
         self.merge_additional(old_data)
         self.save()
@@ -167,7 +168,7 @@ class PTGDataBase():
         self.save()
 
     def wipe(self):
-        self.data = self.BASE
+        self.data = copy.deepcopy(self.BASE)
         self.save()
 
     def save(self):