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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_r79153795 --- Diff: flink-streaming-connectors/flink-connector-kafka-0.9/src/test/java/org/apache/flink/streaming/connectors/kafka/KafkaTestEnvironmentImpl.java --- @@ -141,9 +141,11 @@ public boolean isSecureRunSupported() { @Override public void prepare(int numKafkaServers, Properties additionalServerProperties, boolean secureMode) { - //increase the timeout since in Travis it is failing. + //increase the timeout since in Travis ZK connection takes long time for secure connection. if(secureMode) { - zkTimeout = "270000"; + //run only one kafka server to avoid multiple ZK connections from many instances - Travis timeout + numKafkaServers = 1; + zkTimeout = String.valueOf(Integer.parseInt(zkTimeout) * 15); --- End diff -- The timeout here seems arbitrary. > 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. > -- This message was sent by Atlassian JIRA (v6.3.4#6332)