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https://issues.apache.org/jira/browse/FLINK-3929?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15496153#comment-15496153
 ] 

ASF GitHub Bot commented on FLINK-3929:
---------------------------------------

Github user mxm commented on a diff in the pull request:

    https://github.com/apache/flink/pull/2275#discussion_r79153742
  
    --- Diff: 
flink-streaming-connectors/flink-connector-kafka-0.9/src/test/java/org/apache/flink/streaming/connectors/kafka/KafkaTestEnvironmentImpl.java
 ---
    @@ -369,6 +385,11 @@ public Properties getSecureProperties() {
                        prop.put("security.inter.broker.protocol", 
"SASL_PLAINTEXT");
                        prop.put("security.protocol", "SASL_PLAINTEXT");
                        prop.put("sasl.kerberos.service.name", "kafka");
    +
    +                   //add special timeout for Travis
    +                   prop.setProperty("zookeeper.session.timeout.ms", 
zkTimeout);
    +                   prop.setProperty("zookeeper.connection.timeout.ms", 
zkTimeout);
    +                   prop.setProperty("metadata.fetch.timeout.ms","120000");
    --- End diff --
    
    That timeout seems very high.


> Support for Kerberos Authentication with Keytab Credential
> ----------------------------------------------------------
>
>                 Key: FLINK-3929
>                 URL: https://issues.apache.org/jira/browse/FLINK-3929
>             Project: Flink
>          Issue Type: New Feature
>            Reporter: Eron Wright 
>            Assignee: Vijay Srinivasaraghavan
>              Labels: kerberos, security
>   Original Estimate: 672h
>  Remaining Estimate: 672h
>
> _This issue is part of a series of improvements detailed in the [Secure Data 
> Access|https://docs.google.com/document/d/1-GQB6uVOyoaXGwtqwqLV8BHDxWiMO2WnVzBoJ8oPaAs/edit?usp=sharing]
>  design doc._
> Add support for a keytab credential to be associated with the Flink cluster, 
> to facilitate:
> - Kerberos-authenticated data access for connectors
> - Kerberos-authenticated ZooKeeper access
> Support both the standalone and YARN deployment modes.
>  



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