[1] DUPLICITY(1) manual page (2015-05-07 01:40:02 +09:00 版) <http://duplicity.nongnu.org/duplicity.1.html#sect7>
S3 storage (Amazon)s3://host/bucket_name[/prefix] s3+http://bucket_name[/prefix]
S3 storage (Amazon)
s3://host/bucket_name[/prefix]
s3+http://bucket_name[/prefix]