ZooKeeper ACLs Best Practices: Storm

You must follow the best practices for tightening the ZooKeeper ACLs or permissions for Storm when provisioning a secure cluster.

ZooKeeper Usage:
- /storm - All data for storm metadata, Storm's root znode
Default ACLs:
- /storm - world:anyone:cr
- /storm - sasl:storm-PRD1:cdrwa
  
  Where -PRD1 comes from StormClient Principal and Ambari creates the principal with storm-<cluster_name>.
Security Best Practice ACLs/Permissions and Required Steps:
- /storm - world:anyone:cr
- /storm - sasl:storm-PRD1:cdrwa
  
  Where -PRD1 comes from StormClient Principal and Ambari creates the principal with storm-<cluster_name>.
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