Storm
Before you can use the Storm plugin, you must first enable Kerberos on your cluster. To enable Kerberos on your cluster, see Enabling Kerberos Security in the Ambari Security Guide.
Use the following steps to enable the Ranger Storm plugin.
On the Ranger Configs page, select the Ranger Plugin tab.
Under Storm Ranger Plugin, select On, then click Save in the black menu bar.
A Save Configuration pop-up appears. Type in a note describing the changes you just made, then click Save.
A Dependent Configuration pop-up appears. Click OK to confirm the configuration updates.
Click OK on the Save Configuration Changes pop-up.
Select Storm in the navigation menu, then select Restart > Restart All Affected to restart the Storm service and load the new configuration.
Click Confirm Restart All on the confirmation pop-up to confirm the Storm restart.
After Storm restarts, the Ranger plugin for Storm will be enabled.