[ https://issues.apache.org/jira/browse/AMBARI-24383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dmitry Lysnichenko resolved AMBARI-24383. ----------------------------------------- Resolution: Fixed > A NPE occurs if a Kerberos identity descriptor is missing a Keytab > specification > -------------------------------------------------------------------------------- > > Key: AMBARI-24383 > URL: https://issues.apache.org/jira/browse/AMBARI-24383 > Project: Ambari > Issue Type: Bug > Components: ambari-server > Affects Versions: 2.7.1 > Reporter: Denis Tarasyuk > Assignee: Dmitry Lysnichenko > Priority: Major > Labels: kerberos, pull-request-available > Fix For: 2.7.1 > > Time Spent: 1h 50m > Remaining Estimate: 0h > > A NPE occurs if a Kerberos identity descriptor is missing a Keytab > specification. For example, if the Kerberos identity descriptor is as > follows: > {code} > { > "name": "druid", > "principal": { > "value": "druid_124@${realm}", > "type": "user" > } > } > {code} > {noformat:title=Log Message} > 2018-07-30 12:58:33,332 WARN [Server Action Executor Worker 265] > ServerActionExecutor:471 - Task #265 failed to complete execution due to > thrown exception: java.lang.NullPointerException:null > java.lang.NullPointerException > at > org.apache.ambari.server.controller.KerberosHelperImpl.addIdentities(KerberosHelperImpl.java:1603) > at > org.apache.ambari.server.serveraction.kerberos.AbstractPrepareKerberosServerAction.processServiceComponents(AbstractPrepareKerberosServerAction.java:168) > at > org.apache.ambari.server.serveraction.kerberos.AbstractPrepareKerberosServerAction.processServiceComponentHosts(AbstractPrepareKerberosServerAction.java:94) > at > org.apache.ambari.server.serveraction.kerberos.PrepareKerberosIdentitiesServerAction.execute(PrepareKerberosIdentitiesServerAction.java:129) > at > org.apache.ambari.server.serveraction.ServerActionExecutor$Worker.execute(ServerActionExecutor.java:550) > at > org.apache.ambari.server.serveraction.ServerActionExecutor$Worker.run(ServerActionExecutor.java:466) > at java.lang.Thread.run(Thread.java:745) > {noformat} > *Note*: This is technically an unexpected Kerberos identity specification > since the identity will be unusable. However Ambari should not encounter a > NPE because of it. -- This message was sent by Atlassian JIRA (v7.6.3#76005)