Apache Ambari Security
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How to Configure Ambari Server for Non-Root

You can configure the Ambari Server to run as a non-root user.

During the ambari-server setup process, when prompted to Customize user account for ambari-server daemon?, choose y.

The setup process prompts you for the appropriate, non-root user to run the Ambari Server as; for example: ambari.


The non-root user you choose to run the Ambari Server should be part of the Hadoop group. This group must match the service Hadoop group accounts referenced in the Customize Services > Misc tab during the Install Wizard configuration step. The default group name is hadoop but if you customized this value during cluster install, be sure to make the non-root user a part of that group. See Customizing HDP Services for more information on service account users and groups.


If Ambari Server is running as a non-root user, such as 'ambari', and you are planning on using Ambari Views, the following properties in Services > HDFS > Configs > Advanced core-site must be added:


The non-root functionality relies on sudo to run specific commands that require elevated privileges as defined in the Sudoer Configuration - Ambari Server. The sudo configuration for Ambari Server is split into two sections: Commands - Ambari Server, and Sudo Defaults - Ambari Server.