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.
Select Storm from the Services tab in the top menu.
Click the Configs tab, then click the Advanced tab. Scroll down and click to open Advanced ranger-storm-plugin-properties.
Select the Enable Ranger for STORM check box. A Warning pop-up appears. Click Apply to save the property updates.
To save the configuration, click the green Save button on the black menu bar at the top of the page.
A Save Configuration pop-up appears. Type in a note describing the changes you just made, then click Save.
Click OK on the Save Configuration Changes pop-up.
A Restart Required message will be displayed at the top of the page. Click Restart, then select 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 has been restarted, the Ranger plugin for Storm will be enabled.