- Ensure all actions accessing storage lock properly.
- Behavior change: policies can be deleted only when they
are not associated with any active credentials.
IAMSys is a higher-level object, that should not be called by the lower-level
storage API interface for IAM. This is to prepare for further improvements in
IAM code.
with console addition users cannot login with
root credentials without etcd persistent layer,
allow a dummy store such that such functionalities
can be supported when running as non-persistent
manner, this enables all calls and operations.