Return a configured Amazon S3 client similar to the one S3A would use.
Return a configured Amazon S3 client similar to the one S3A would use. On Hadoop versions >=3, S3A can assume a role, and the returned S3 client will similarly assume that role.
(partial) Hadoop configuration of fs.s3a.
that this client will access.
to find this bucket.
number of times to retry on AWS.