ebyhr commented on code in PR #12264:
URL: https://github.com/apache/iceberg/pull/12264#discussion_r1955642546


##########
aws/src/main/java/org/apache/iceberg/aws/s3/S3RequestUtil.java:
##########
@@ -149,4 +151,10 @@ static void configurePermission(
       Function<ObjectCannedACL, S3Request.Builder> aclSetter) {
     aclSetter.apply(s3FileIOProperties.acl());
   }
+
+  // TODO Remove me once all of the S3-compatible storage support strong 
integrity checks
+  @SuppressWarnings("deprecation")
+  static AwsRequestOverrideConfiguration disableStrongIntegrityChecksums() {
+    return 
AwsRequestOverrideConfiguration.builder().signer(AwsS3V4Signer.create()).build();

Review Comment:
   Setting `WHEN_REQUIRED` for checksum calculation/validation doesn't resolve 
as far as I tested. Calculating MD5 for PutObjectRequest looks feasible, but 
I'm not sure how to do it for DeleteObjectsRequest. 
   
   @wendigo Do you happen to know any other approaches? 



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