[HIVE-24284] NPE when parsing druid logs using Hive

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: Hive
• Labels: pull-request-available
• Assignee: mahesh kumar behera
• Reporter: mahesh kumar behera
• Created: 19/Oct/20 02:33
• Updated: 07/Jun/21 05:35
• Resolved: 07/Jun/21 05:35

Description

As per current Sys-logger parser, its always expecting a valid proc id. But as per RFC3164 and RFC5424, the proc id can be skipped.So hive should handled it by using NILVALUE/empty string in case the proc id is null.

 

Caused by: java.lang.NullPointerException: null
at java.lang.String.<init>(String.java:566)
at org.apache.hadoop.hive.ql.log.syslog.SyslogParser.createEvent(SyslogParser.java:361)
at org.apache.hadoop.hive.ql.log.syslog.SyslogParser.readEvent(SyslogParser.java:326)
at org.apache.hadoop.hive.ql.log.syslog.SyslogSerDe.deserialize(SyslogSerDe.java:95) 

Issue Links

• links to: GitHub Pull Request #1586