[HIVE-14180] Disable LlapZookeeperRegistry ZK auth setup for external clients

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.2.0
• Component/s: llap
• Assignee: Jason Dere
• Reporter: Jason Dere
• Created: 07/Jul/16 01:29
• Updated: 26/Jul/17 03:30
• Resolved: 14/Jul/16 16:39

Description

Caused by: org.apache.hadoop.service.ServiceStateException: java.io.IOException: Llap Kerberos keytab is empty
at org.apache.hadoop.service.ServiceStateException.convert(ServiceStateException.java:59)
at org.apache.hadoop.service.AbstractService.start(AbstractService.java:204)
at org.apache.hadoop.hive.llap.registry.impl.LlapRegistryService.getClient(LlapRegistryService.java:67)
at org.apache.hadoop.hive.llap.LlapBaseInputFormat.getServiceInstance(LlapBaseInputFormat.java:238)
at org.apache.hadoop.hive.llap.LlapBaseInputFormat.getRecordReader(LlapBaseInputFormat.java:142)
at org.apache.hadoop.hive.llap.LlapRowInputFormat.getRecordReader(LlapRowInputFormat.java:51)

Using the LLAP ZK registry in environments other than the LLAP daemon (such as external LLAP clients), there should be a way to skip this ZK auth setup.