[HDFS-15344] DataNode#checkSuperuserPrivilege should use UGI#getGroups after HADOOP-13442

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.5, 3.4.0
• Fix Version/s: 3.4.0
• Component/s: datanode
• Target Version/s: 3.4.0, 3.3.2
• Hadoop Flags: Reviewed
• Assignee: Xiaoyu Yao
• Reporter: Xiaoyu Yao
• Created: 08/May/20 17:36
• Updated: 27/Jan/24 03:23
• Resolved: 13/May/20 18:48

Description

HADOOP-13442 added UGI#getGroups to avoid list->array->list conversions. This ticket is opened to change DataNode#checkSuperuserPrivilege to use UGI#getGroups.

Issue Links

• is cloned by: HDFS-15345 RBF: RouterPermissionChecker#checkSuperuserPrivilege should use UGI#getGroups after HADOOP-13442