[ 
https://issues.apache.org/jira/browse/HDDS-1351?focusedWorklogId=220235&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-220235
 ]

ASF GitHub Bot logged work on HDDS-1351:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 28/Mar/19 20:12
            Start Date: 28/Mar/19 20:12
    Worklog Time Spent: 10m 
      Work Description: adoroszlai commented on pull request #659: [HDDS-1351] 
NoClassDefFoundError when running ozone genconf
URL: https://github.com/apache/hadoop/pull/659
 
 
   ## What changes were proposed in this pull request?
   
   Add `jaxb-core` to `hadoop-ozone-tools` dependencies to make `ozone genconf` 
work again.
   
   https://issues.apache.org/jira/browse/HDDS-1351
   
   ## How was this patch tested?
   
   ```
   $ mvn -Phdds -DskipTests -Dmaven.javadoc.skip=true -Pdist -Dtar -DskipShade 
-am -pl :hadoop-ozone-dist clean package
   $ cd $(git rev-parse 
--show-toplevel)/hadoop-ozone/dist/target/ozone-*-SNAPSHOT/compose/ozones3
   $ docker-compose run datanode ozone genconf /tmp
   ozone-site.xml has been generated at /tmp
   ```
 
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Issue Time Tracking
-------------------

            Worklog Id:     (was: 220235)
            Time Spent: 10m
    Remaining Estimate: 0h

> NoClassDefFoundError when running ozone genconf
> -----------------------------------------------
>
>                 Key: HDDS-1351
>                 URL: https://issues.apache.org/jira/browse/HDDS-1351
>             Project: Hadoop Distributed Data Store
>          Issue Type: Bug
>          Components: build
>    Affects Versions: 0.4.0
>            Reporter: Doroszlai, Attila
>            Assignee: Doroszlai, Attila
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HDDS-1351.001.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> {{ozone genconf}} fails due to incomplete classpath.
> Steps to reproduce:
> # [build and run 
> Ozone|https://cwiki.apache.org/confluence/display/HADOOP/Development+cluster+with+docker]
> # run {{ozone genconf}} in one of the containers:
> {code}
> $ ozone genconf /tmp
> Exception in thread "main" java.lang.NoClassDefFoundError: 
> com/sun/xml/bind/v2/model/annotation/AnnotationReader
>   at java.lang.ClassLoader.defineClass1(Native Method)
> ...
>   at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:242)
>   at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:234)
>   at javax.xml.bind.ContextFinder.find(ContextFinder.java:441)
>   at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:641)
>   at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:584)
>   at 
> org.apache.hadoop.hdds.conf.OzoneConfiguration.readPropertyFromXml(OzoneConfiguration.java:57)
>   at 
> org.apache.hadoop.ozone.genconf.GenerateOzoneRequiredConfigurations.generateConfigurations(GenerateOzoneRequiredConfigurations.java:103)
>   at 
> org.apache.hadoop.ozone.genconf.GenerateOzoneRequiredConfigurations.call(GenerateOzoneRequiredConfigurations.java:73)
>   at 
> org.apache.hadoop.ozone.genconf.GenerateOzoneRequiredConfigurations.call(GenerateOzoneRequiredConfigurations.java:50)
>   at picocli.CommandLine.execute(CommandLine.java:919)
> ...
>   at 
> org.apache.hadoop.ozone.genconf.GenerateOzoneRequiredConfigurations.main(GenerateOzoneRequiredConfigurations.java:68)
> Caused by: java.lang.ClassNotFoundException: 
> com.sun.xml.bind.v2.model.annotation.AnnotationReader
>   at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
>   at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
>   at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
>   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
>   ... 36 more
> {code}
> {{AnnotationReader}} is in {{jaxb-core}} jar, which is not in the 
> {{hadoop-ozone-tools}} classpath.



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