From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 27 May 2022 09:41:39 +0000 (+0000)
Subject: hub: Avoid any crashes when we received no message
X-Git-Tag: 0.9.28~732
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2465b05c632db36d1169a52227529db2a2082d0f;p=pakfire.git

hub: Avoid any crashes when we received no message

The on_message callback can be called when the connection is closed
which made the JSON decoder crash.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/pakfire/hub.py b/src/pakfire/hub.py
index 2afcaff0b..51d8df367 100644
--- a/src/pakfire/hub.py
+++ b/src/pakfire/hub.py
@@ -332,6 +332,10 @@ class Hub(object):
 
 			It will then call the callback with the decoded message.
 		"""
+		# Ignore empty messages
+		if message is None:
+			return
+
 		try:
 			message = json.loads(message)
 		except json.JSONDecodeError: