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https://issues.apache.org/jira/browse/FLINK-6608?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tzu-Li (Gordon) Tai closed FLINK-6608.
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Resolution: Fixed
> Relax Kerberos login contexts parsing by trimming whitespaces in contexts list
> ------------------------------------------------------------------------------
>
> Key: FLINK-6608
> URL: https://issues.apache.org/jira/browse/FLINK-6608
> Project: Flink
> Issue Type: Improvement
> Components: Configuration, Security
> Reporter: Tzu-Li (Gordon) Tai
> Assignee: Tzu-Li (Gordon) Tai
> Priority: Minor
> Fix For: 1.3.0, 1.4.0
>
>
> The Kerberos login contexts list parsing right now isn't quite user-friendly.
> The list must be provided as: {{security.kerberos.login.contexts:
> Client,KafkaClient}}, without any whitespace in between.
> We can relax this to be more user-friendly by trimming any whitespaces in the
> list.
> A user actually stumbled across this:
> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Problems-with-Kerberos-Kafka-connection-in-version-1-2-0-td12580.html#a12589
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