Adding ZooKeeper security to an existing deployment

Use this procedure to secure Zookeeper in an existing Control Center deployment. For more information, see Zookeeper security.

1. Set the Control Center variables for Zookeeper security.
2. Stop Control Center on the master host and all delegate hosts.

3. On each Control Center host, remove the Zookeeper data directory.

   1. Log in to the host as root or as a user with superuser privileges.

   2. Remove the directory.

      rm -rf --preserve-root /opt/serviced/var/iscvs/zookeeper
      

4. Start Control Center.

5. Optional: Secure Zookeeper data nodes.