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Hadoop Operations and Cluster Management Cookbook by Shumin Guo

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Configuring service-level authentication

The purpose of service-level authentication (SLA) is to ensure that Hadoop users have the proper permission to access certain services. One use case of this configuration is to control a list of allowed users who can use the cluster. This is enforced with Access Control List (ACL) in Hadoop. In this recipe, we will list steps to configure SLA.

Getting ready

Before getting started, we assume that our Hadoop cluster has been properly configured and all the daemons are running without any issues.

Log in to the master node from the administrator machine with the following command:

ssh hduser@master

How to do it...

Use the following steps to configure Hadoop SLA:

  1. Enable SLA by opening the $HADOOP_HOME/conf/core-site.xml ...

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