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From "Stephan Ewen (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-3337) mvn test fails on flink-runtime because curator classes not found
Date Fri, 05 Feb 2016 16:01:39 GMT

    [ https://issues.apache.org/jira/browse/FLINK-3337?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15134371#comment-15134371
] 

Stephan Ewen commented on FLINK-3337:
-------------------------------------

Just tried that, worked on my machine.

Can you try to clear the local maven cache? {{rm -r ~/.m2/repository/org/apache/flink}}

> mvn test fails on flink-runtime because curator classes not found
> -----------------------------------------------------------------
>
>                 Key: FLINK-3337
>                 URL: https://issues.apache.org/jira/browse/FLINK-3337
>             Project: Flink
>          Issue Type: Bug
>          Components: Distributed Runtime
>    Affects Versions: 1.0.0
>            Reporter: Greg Hogan
>
> This has been reported before. I am running {{mvn test}} on an AWS c4.2xlarge, Flink
HEAD (version 69f7f6d9...) and seeing the missing curator classes. For example,
> {code}
> testMultipleLeaders(org.apache.flink.runtime.leaderelection.ZooKeeperLeaderElectionTest)
 Time elapsed: 1.042 sec  <<< ERROR!
> java.lang.NoClassDefFoundError: org/apache/curator/RetryPolicy
> 	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> 	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> 	at org.apache.flink.runtime.leaderelection.ZooKeeperLeaderElectionTest.testMultipleLeaders(ZooKeeperLeaderElectionTest.java:291)
> {code}
> {code}
> Tests in error: 
>   JobManagerLeaderElectionTest.testLeaderElection:99->createJobManagerProps:166 NoClassDefFound
>   JobManagerLeaderElectionTest.testLeaderReelection:130->createJobManagerProps:166
NoClassDefFound
>   ZooKeeperLeaderElectionTest.testEphemeralZooKeeperNodes:444 NoClassDefFound or...
>   ZooKeeperLeaderElectionTest.testExceptionForwarding:372 NoClassDefFound org/ap...
>   ZooKeeperLeaderElectionTest.testMultipleLeaders:291 NoClassDefFound org/apache...
>   ZooKeeperLeaderElectionTest.testZooKeeperLeaderElectionRetrieval:94 NoClassDefFound
>   ZooKeeperLeaderElectionTest.testZooKeeperReelection:137 » NoClassDefFound org/...
>   ZooKeeperLeaderElectionTest.testZooKeeperReelectionWithReplacement:207 NoClassDefFound
>   ZooKeeperLeaderRetrievalTest.testConnectingAddressRetrievalWithDelayedLeaderElection:96
NoClassDefFound
>   ZooKeeperLeaderRetrievalTest.testTimeoutOfFindConnectingAddress:187 » NoClassDefFound
>   ZooKeeperUtilTest.testZooKeeperEnsembleConnectStringConfiguration:40 NoClassDefFound
> {code}
> The issue is resolved when removing the curator excludes from {{flink-runtime/pom.xml}}:
> {code}
>                                         <classpathDependencyExcludes>
>                                                 <classpathDependencyExclude>org.apache.curator:curator-recipes</classpathDependencyExclude>
>                                                 <classpathDependencyExclude>org.apache.curator:curator-client</classpathDependencyExclude>
>                                                 <classpathDependencyExclude>org.apache.curator:curator-framework</classpathDependencyExclude>
>                                         </classpathDependencyExcludes>
> {code}



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