Github user mxm commented on the issue:
https://github.com/apache/flink/pull/2275
The Kafka tests fail:
```
Running org.apache.flink.streaming.connectors.kafka.Kafka09SecureRunITCase
org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to
zookeeper server within timeout: 30000
at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1223)
at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:155)
at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:129)
at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:89)
at kafka.utils.ZkUtils$.apply(ZkUtils.scala:71)
at kafka.server.KafkaServer.initZk(KafkaServer.scala:278)
at kafka.server.KafkaServer.startup(KafkaServer.scala:168)
at
org.apache.flink.streaming.connectors.kafka.KafkaTestEnvironmentImpl.getKafkaServer(KafkaTestEnvironmentImpl.java:336)
at
org.apache.flink.streaming.connectors.kafka.KafkaTestEnvironmentImpl.prepare(KafkaTestEnvironmentImpl.java:170)
at
org.apache.flink.streaming.connectors.kafka.KafkaTestEnvironment.prepare(KafkaTestEnvironment.java:41)
at
org.apache.flink.streaming.connectors.kafka.KafkaTestBase.startClusters(KafkaTestBase.java:131)
at
org.apache.flink.streaming.connectors.kafka.Kafka09SecureRunITCase.prepare(Kafka09SecureRunITCase.java:45)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
at
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
at
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at
org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:283)
at
org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:173)
at
org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
at
org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:128)
at
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:203)
at
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:155)
at
org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 47.945 sec
<<< FAILURE! - in
org.apache.flink.streaming.connectors.kafka.Kafka09SecureRunITCase
```
The goal should be that all builds pass on Travis before we merge this.
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