[jira] [Resolved] (SENTRY-334) Handle errors more user firendly in db store when objects are not present.

["Sravya Tirukkovalur (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SENTRY-334?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sravya Tirukkovalur resolved SENTRY-334.
----------------------------------------
    Resolution: Fixed

> Handle errors more user firendly in db store when objects are not present.
> --------------------------------------------------------------------------
>
>                 Key: SENTRY-334
>                 URL: https://issues.apache.org/jira/browse/SENTRY-334
>             Project: Sentry
>          Issue Type: Bug
>    Affects Versions: 1.3.0
>            Reporter: Sravya Tirukkovalur
>            Assignee: Sravya Tirukkovalur
>             Fix For: 1.5.0
>
>
> For example show role grant group <groupName> throws a stack trace if the group has no roles granted:
> {noformat}
> 0: jdbc:hive2://localhost:10000/> show role grant group admin;
> Error: Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.SentryGrantRevokeTask. Role: TListSentryRolesRequest(protocol_version:1, requestorUserName:hive, groupName:admin) couldn't be retrieved.. Server Stacktrace: org.apache.sentry.provider.db.SentryNoSuchObjectException: Group admin
> 	at org.apache.sentry.provider.db.service.persistent.SentryStore.getMSentryRolesByGroupName(SentryStore.java:855)
> 	at org.apache.sentry.provider.db.service.persistent.SentryStore.getTSentryRolesByGroupName(SentryStore.java:884)
> 	at org.apache.sentry.provider.db.service.thrift.SentryPolicyStoreProcessor.list_sentry_roles_by_group(SentryPolicyStoreProcessor.java:326)
> 	at org.apache.sentry.provider.db.service.thrift.SentryPolicyService$Processor$list_sentry_roles_by_group.getResult(SentryPolicyService.java:773)
> 	at org.apache.sentry.provider.db.service.thrift.SentryPolicyService$Processor$list_sentry_roles_by_group.getResult(SentryPolicyService.java:758)
> 	at sentry.org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> 	at sentry.org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> 	at sentry.org.apache.thrift.TMultiplexedProcessor.process(TMultiplexedProcessor.java:123)
> 	at sentry.org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:244)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745) (state=08S01,code=1)
> {noformat}



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