[ceph-users] How i can use bucket policy with subuser

Hi all. I have a cluster 14.2.10 versions. First, I create user hoannv radosgw-admin user create --uid=hoannv --display-name=hoannv Then create subuser hoannv:subuser1 by command : radosgw-admin subuser create --uid=hoannv --subuser=subuser1 --key-type=swift --gen-secret --access=full hoannv user create bucket : test1 hoannv:subuser1 subuser also full access permission to test1 bucket I want to subuser has no permission then i can use bucket policy to subuser. How i can do this? Thanks.