How can access to HDFS files be restricted to certain users on Oracle Big Data Appliance? (Doc ID 1595409.1)

Last updated on OCTOBER 04, 2021

Applies to:

Goal

This note overviews ways to restrict access to Hadoop Distributed File System (HDFS) files by restricting owner/permissions on HDFS files/directories using chmod. There are other options as well such as chgrp , Sticky Bit to restrict access on HDFS files and directories.

For details about how HDFS permissions work refer to the Cloudera Knowledge Base (KB) article HDFS Permissions at:

https://support.oracle.com/epmos/main/hadoop/HDFS-Permissions

The KB article presents consolidated HDFS permissions details.

For overview of File System (FS) shell commands refer to http://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-common/FileSystemShell.html

Solution

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