Fix/s3 iam add region name (#7819)

api/extensions/storage/aws_s3_storage.py

@@ -1,3 +1,4 @@
+import logging
 from collections.abc import Generator
 from contextlib import closing
 
@@ -8,6 +9,8 @@ from flask import Flask
 
 from extensions.storage.base_storage import BaseStorage
 
+logger = logging.getLogger(__name__)
+
 
 class AwsS3Storage(BaseStorage):
     """Implementation for Amazon Web Services S3 storage."""
@@ -17,9 +20,14 @@ class AwsS3Storage(BaseStorage):
         app_config = self.app.config
         self.bucket_name = app_config.get("S3_BUCKET_NAME")
         if app_config.get("S3_USE_AWS_MANAGED_IAM"):
+            logger.info("Using AWS managed IAM role for S3")
+
             session = boto3.Session()
-            self.client = session.client("s3")
+            region_name = app_config.get("S3_REGION")
+            self.client = session.client(service_name="s3", region_name=region_name)
         else:
+            logger.info("Using ak and sk for S3")
+
             self.client = boto3.client(
                 "s3",
                 aws_secret_access_key=app_config.get("S3_SECRET_KEY"),