HDFS
To enable the Ranger HDFS plugin on a Kerberos-enabled cluster, perform the steps described below.
Create the system (OS) user
rangerhdfslookup
. Make sure this user is synced to Ranger Admin (under Settings>Users/Groups tab in the Ranger Admin User Interface).Create a Kerberos principal for
rangerhdfslookup
by entering the following command:kadmin.local -q 'addprinc -pw rangerhdfslookup rangerhdfslookup@example.com
Note A single user/principal (e.g., rangerrepouser) can also be created and used across services.
Navigate to the HDFS service.
Click the Config tab.
Navigate to advanced ranger-hdfs-plugin-properties and update the properties listed in the table shown below.
Table 3.19. HDFS Plugin Properties
Configuration Property Name Value Ranger repository config user rangerhdfslookup@example.com Ranger repository config password rangerhdfslookup common.name.for.certificate blank After updating these properties, click Save and restart the HDFS service.