Authenticate PowerMax array if credential is correct or connection is valid.

GetK8sUtils return K8sUtils instance, which is supposed to be initialized by InitK8sUtils first.

GetPowerMaxArrays parses reverseproxy config file, initializes valid pmax and composes map of arrays for ease of access.

InitK8sUtils initialize k8sutils instance with a callback method on secret change.

ApplicationName is the name used to register with Powermax REST APIs.

DefaultNameSpace karavi.