check None from get_configuration()

Author: Vladimir Kotal

docker/start.py

@@ -244,8 +244,11 @@ def save_config(logger, uri, config_path):
     :param config_path: file path
     """
 
-    logger.info('Saving configuration to {}'.format(config_path))
     config = get_configuration(logger, uri)
+    if config is None:
+        return
+
+    logger.info('Saving configuration to {}'.format(config_path))
     with open(config_path, "w+") as config_file:
         config_file.write(config)
 

tools/src/main/python/opengrok_tools/reindex_project.py

@@ -63,6 +63,7 @@ def get_logprop_file(logger, template, pattern, project):
 def get_config_file(logger, uri, headers=None, timeout=None):
     """
     Get fresh configuration from the webapp and store it in temporary file.
+    Return file name on success, None on failure.
     """
     config = get_configuration(logger, uri, headers=headers, timeout=timeout)
     if config is None: