uievent: catch and log exceptions in receiving events

This patch prevents tracebacks and instead logs exceptions
that may happen during event processing.

[YOCTO #7216]

Signed-off-by: Alexandru DAMIAN <alexandru.damian@intel.com>

diff --git a/lib/bb/ui/uievent.py b/lib/bb/ui/uievent.py
index c6b100c840e304e169f10bf0f0592f56cf6c10b7..7fc50c759aa6394d53b03590e1278e8414faa226 100644 (file)
--- a/lib/bb/ui/uievent.py
+++ b/lib/bb/ui/uievent.py
@@ -106,7 +106,12 @@ class BBUIEventQueue:
 
         self.server.timeout = 1
         while not self.server.quit:
-            self.server.handle_request()
+            try:
+                self.server.handle_request()
+            except Exception as e:
+                import traceback
+                logger.error("BBUIEventQueue.startCallbackHandler: Exception while trying to handle request: %s\n%s" % (e, traceback.format_exc(e)))
+
         self.server.server_close()
 
     def system_quit( self ):