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https://issues.apache.org/jira/browse/BOOKKEEPER-981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15727520#comment-15727520
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Jia Zhai commented on BOOKKEEPER-981:
-------------------------------------
Please have a try on "HOST" type of docker network. By default, docker will use
"BRIDGE" type.
> NullPointerException in RackawareEnsemblePlacementPolicy while running in
> Docker Container
> ------------------------------------------------------------------------------------------
>
> Key: BOOKKEEPER-981
> URL: https://issues.apache.org/jira/browse/BOOKKEEPER-981
> Project: Bookkeeper
> Issue Type: Bug
> Components: bookkeeper-client
> Affects Versions: 4.4.0
> Reporter: Enrico Olivelli
> Assignee: Enrico Olivelli
> Priority: Blocker
> Fix For: 4.5.0
>
>
> I'm playing with Docker and BookKeeper, I got into this error when running
> inside a container.
> {code}
> SEVERE: Caught unexpected throwable
> java.lang.NullPointerException
> at
> org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy.resolveNetworkLocation(RackawareEnsemblePlacementPolicy.java:343)
> at
> org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy.createBookieNode(RackawareEnsemblePlacementPolicy.java:306)
> at
> org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy.onClusterChanged(RackawareEnsemblePlacementPolicy.java:390)
> at
> org.apache.bookkeeper.client.BookieWatcher.processResult(BookieWatcher.java:185)
> at
> org.apache.bookkeeper.client.BookieWatcher$4.processResult(BookieWatcher.java:233)
> at
> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:589)
> at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
> {code}
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