general: Added exc_info flag to error log messages

Signed-off-by: Joe MacMahon <joe.macmahon@cern.ch>

lumberjack/actions.py

@@ -87,9 +87,9 @@ def _flush(self):
 
         try:
             self.bulk(self.elasticsearch, queue)
-        except TransportError as exception:
+        except TransportError:
             self.logger.error('Error in flushing queue. Falling back to file.',
-                              exc_info=exception)
+                              exc_info=True)
             json_lines = map(lambda doc: dumps(doc) + '\n', queue)
             with open(self.config['fallback_log_file'], 'a') as log_file:
                 for line in json_lines:
@@ -121,7 +121,8 @@ def run(self):
                 traceback.print_exc(exc)
             except Exception as exc:
                 self.logger.error(
-                    'Action queue thread terminated unexpectedly.')
+                    'Action queue thread terminated unexpectedly.',
+                    exc_info=True)
                 self.last_exception = exc
                 caught_exception = True
 

lumberjack/schemas.py

@@ -85,7 +85,8 @@ def _update_index_templates(self):
             )
         except TransportError:
             logging.getLogger(__name__).warning(
-                'Error putting new template in Elasticsearch.')
+                'Error putting new template in Elasticsearch.',
+                exc_info=True)
 
         # Try to update existing things.
         for (doc_type, mapping) in mappings.items():
@@ -101,7 +102,8 @@ def _update_index_templates(self):
                 logging.getLogger(__name__).warning(
                     'There was an error putting the new mapping on some ' +
                     'indices.  If you try to log new data to these, you ' +
-                    'will see errors.')
+                    'will see errors.',
+                    exc_info=True)
 
     def _build_mappings(self):
         """Parse the schemas into Elasticsearch mappings."""