Add extra params against conn timeout in boto3's config object

Author: aded

mds/core/s3_singleton.py

@@ -71,7 +71,9 @@ def __init__(self, s3_endpoint=S3_ENDPOINT):
             endpoint_url=s3_endpoint,
             config=Config(
                 signature_version=UNSIGNED,
-                retries={"max_attempts": 10, "mode": "adaptive"},
+                retries={"total_max_attempts": 10, "mode": "adaptive", "tcp_keepalive": True},
+                connect_timeout=300,
+                read_timeout=300,
             ),
         )
         self.__paginator = self.__s3.get_paginator("list_objects_v2")