public Optional<String> fsGroupPolicy() {
        return Optional.ofNullable(this.fsGroupPolicy);
    }
@return Defines if the underlying volume supports changing ownership and permission of the volume before being mounted. Refer to the specific FSGroupPolicy values for additional details. This field is alpha-level, and is only honored by servers that enable the CSIVolumeFSGroupPolicy feature gate.
sdk/java/src/main/java/com/pulumi/kubernetes/storage/v1beta1/outputs/CSIDriverSpec.java