Querying user limits via REST API
You can display the current limits with the ostor-limits service and parameter emailAddress specifying the email address:
# s3_curl GET "http://s3.example.com/?ostor-limits&emailAddress=client@example.com"
{
"ops:default": "0.00",
"ops:get": "3600.00",
"ops:put": "0.00",
"ops:list": "0.00",
"ops:delete": "0.00",
"bandwidth:out": "100"
}