Add debug mode

application.properties.example

@@ -30,6 +30,8 @@ server_socket_host = 127.0.0.1
 server_socket_port = 8080
 # date format
 date_format = %d/%m/%Y
+# debug
+debug = False
 
 [email]
 # if you want an email to be sent at the end of the workflow execution

src/jflow/config_reader.py

@@ -133,3 +133,9 @@ class JFlowConfigReader(object):
 
     def get_browse_root_dir(self):
         return self.reader.get("storage", "browse_root_dir")
+
+    def get_debug(self):
+        try:
+            return self.reader.get("global", "debug") == "True"
+        except NoOptionError:
+            return False

src/jflow/workflow.py

@@ -951,7 +951,10 @@ class Workflow(threading.Thread):
             if self.__step is not None:
                 self._serialize()
             self._log(str(e), traceback=traceback.format_exc(chain=False))
+            if self.jflow_config_reader.get_debug():
+                print(traceback.format_exc(chain=True), file=sys.stderr)
             utils.display_error_message(str(e))
+
         finally:
             if self.__step is not None:
                 self._send_email()