Ceph » rgw » rgw-testing

see here for details about the command: https://docs.aws.amazon.com/AmazonS3/latest/API/sigv4-UsingHTTPPOST.html
this should be done using the "generate_presigned_post()" boto3 API.
see example here on how to use it:
https://gist.github.com/alexdebrie/3e8b96217f5aff01227050b17a24e380

test should be added here: https://github.com/ceph/ceph/blob/master/src/test/rgw/bucket_notification/test_bn.py