From ae8da0657123cc01f4c61ffdcea866ee643e9099 Mon Sep 17 00:00:00 2001
From: MrWinux <149321864+MrWinux@users.noreply.github.com>
Date: Fri, 20 Jun 2025 12:38:54 +0200
Subject: [PATCH] Add Configuration to Handle AWS SDK Checksum Changes for
 Third-Party S3-Compatible Services (#2490)

fix: MissingContentLength error in boto3 version 1.36.1 and up
---
 management/backup.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/management/backup.py b/management/backup.py
index d8807a54..8cc2b375 100755
--- a/management/backup.py
+++ b/management/backup.py
@@ -257,6 +257,8 @@ def get_duplicity_env_vars(env):
 	if get_target_type(config) == 's3':
 		env["AWS_ACCESS_KEY_ID"] = config["target_user"]
 		env["AWS_SECRET_ACCESS_KEY"] = config["target_pass"]
+		env["AWS_REQUEST_CHECKSUM_CALCULATION"] = "WHEN_REQUIRED"
+		env["AWS_RESPONSE_CHECKSUM_VALIDATION"] = "WHEN_REQUIRED"
 
 	return env