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Date: Tue, 26 Mar 2013 10:49:32 +0000 (UTC)
From: "Gianmarco De Francisci Morales (JIRA)" <jira@apache.org>
To: giraph-dev@incubator.apache.org
Message-ID: <JIRA.12639073.1364294888366.55194.1364294972635@arcas>
In-Reply-To: <JIRA.12639073.1364294888366@arcas>
References: <JIRA.12639073.1364294888366@arcas>
Subject: [jira] [Created] (GIRAPH-590) Missing class
 org.apache.commons.net.util.Base64
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Gianmarco De Francisci Morales created GIRAPH-590:
-----------------------------------------------------

             Summary: Missing class org.apache.commons.net.util.Base64
                 Key: GIRAPH-590
                 URL: https://issues.apache.org/jira/browse/GIRAPH-590
             Project: Giraph
          Issue Type: Bug
         Environment: Hadoop_0.23, -Dgiraph.useNetty=true, -Dgiraph.authenticate=true
            Reporter: Gianmarco De Francisci Morales


I get the following exception when my mappers start:

{code}
2013-03-26 10:31:18,176 FATAL [main] org.apache.hadoop.mapred.YarnChild: Error running child : java.lang.NoClassDefFoundError: org/apache/commons/net/util/Base64
	at org.apache.giraph.comm.netty.SaslNettyServer.encodeIdentifier(SaslNettyServer.java:124)
	at org.apache.giraph.comm.netty.SaslNettyClient$SaslClientCallbackHandler.<init>(SaslNettyClient.java:167)
	at org.apache.giraph.comm.netty.SaslNettyClient.<init>(SaslNettyClient.java:77)
	at org.apache.giraph.comm.netty.NettyClient.authenticateOnChannel(NettyClient.java:504)
	at org.apache.giraph.comm.netty.NettyClient.authenticate(NettyClient.java:479)
	at org.apache.giraph.comm.netty.NettyWorkerClient.authenticate(NettyWorkerClient.java:176)
	at org.apache.giraph.comm.netty.NettyWorkerClient.setup(NettyWorkerClient.java:167)
	at org.apache.giraph.worker.BspServiceWorker.setup(BspServiceWorker.java:504)
	at org.apache.giraph.graph.GraphTaskManager.execute(GraphTaskManager.java:225)
	at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:92)
	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:726)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:333)
	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:157)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:415)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1221)
	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:152)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.net.util.Base64
	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
	... 17 more
{code}

Indeed, the class is not included in the giraph-core or giraph-examples fat jars, even though I see commons-net listed in the pom.

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