Prepare to install
Before installing Ranger, you have to make sure that the cluster meets the following requirements:
-
The Arenadata Hadoop cluster version 2.1.3 or higher is installed and configured.
-
It’s recommended to store audits in both HDFS and Solr. The default configuration for Ranger Audits in Solr uses a shared Solr instance.
-
When using an external DBMS to store metadata, a MySQL database instance used by Ranger should be started and available. The Ranger installer will create two new users (default names:
rangeradmin
andrangerlogger
) and two new databases (default names:ranger
andranger_audit
). -
One of the following authentication types is configured: