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https://issues.apache.org/jira/browse/HDFS-5839?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ted Yu updated HDFS-5839:
-------------------------
Attachment: org.apache.hadoop.hdfs.web.TestWebHDFS-output.txt
> TestWebHDFS#testNamenodeRestart fails with NullPointerException in trunk
> ------------------------------------------------------------------------
>
> Key: HDFS-5839
> URL: https://issues.apache.org/jira/browse/HDFS-5839
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Ted Yu
> Attachments: org.apache.hadoop.hdfs.web.TestWebHDFS-output.txt
>
>
> Here is test failure:
> {code}
> testNamenodeRestart(org.apache.hadoop.hdfs.web.TestWebHDFS) Time elapsed:
> 45.206 sec <<< FAILURE!
> java.lang.AssertionError: There are 1 exception(s):
> Exception 0:
> org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): null
> at
> org.apache.hadoop.hdfs.web.JsonUtil.toRemoteException(JsonUtil.java:157)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:315)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$700(WebHdfsFileSystem.java:104)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.getResponse(WebHdfsFileSystem.java:615)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.run(WebHdfsFileSystem.java:532)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem$OffsetUrlOpener.connect(WebHdfsFileSystem.java:878)
> at
> org.apache.hadoop.hdfs.web.ByteRangeInputStream.openInputStream(ByteRangeInputStream.java:119)
> at
> org.apache.hadoop.hdfs.web.ByteRangeInputStream.getInputStream(ByteRangeInputStream.java:103)
> at
> org.apache.hadoop.hdfs.web.ByteRangeInputStream.read(ByteRangeInputStream.java:180)
> at java.io.FilterInputStream.read(FilterInputStream.java:83)
> at
> org.apache.hadoop.hdfs.TestDFSClientRetries$5.run(TestDFSClientRetries.java:954)
> at java.lang.Thread.run(Thread.java:724)
> at org.junit.Assert.fail(Assert.java:93)
> at
> org.apache.hadoop.hdfs.TestDFSClientRetries.assertEmpty(TestDFSClientRetries.java:1083)
> at
> org.apache.hadoop.hdfs.TestDFSClientRetries.namenodeRestartTest(TestDFSClientRetries.java:1003)
> at
> org.apache.hadoop.hdfs.web.TestWebHDFS.testNamenodeRestart(TestWebHDFS.java:216)
> {code}
> From test output:
> {code}
> 2014-01-27 17:55:59,388 WARN resources.ExceptionHandler
> (ExceptionHandler.java:toResponse(92)) - INTERNAL_SERVER_ERROR
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.chooseDatanode(NamenodeWebHdfsMethods.java:166)
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.redirectURI(NamenodeWebHdfsMethods.java:231)
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.get(NamenodeWebHdfsMethods.java:658)
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.access$400(NamenodeWebHdfsMethods.java:116)
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods$3.run(NamenodeWebHdfsMethods.java:631)
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods$3.run(NamenodeWebHdfsMethods.java:626)
> 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:1560)
> at
> org.apache.hadoop.hdfs.server.namenode.web.resources.NamenodeWebHdfsMethods.get(NamenodeWebHdfsMethods.java:626)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
> at
> com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205)
> at
> com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)
> at
> com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288)
> at
> com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
> at
> com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)
> at
> com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
> at
> com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)
> {code}
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