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Posted to common-issues@hadoop.apache.org by "Sangjin Lee (JIRA)" <ji...@apache.org> on 2015/06/15 20:38:00 UTC

[jira] [Created] (HADOOP-12090) minikdc-related unit tests fail consistently on some platforms

Sangjin Lee created HADOOP-12090:
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             Summary: minikdc-related unit tests fail consistently on some platforms
                 Key: HADOOP-12090
                 URL: https://issues.apache.org/jira/browse/HADOOP-12090
             Project: Hadoop Common
          Issue Type: Bug
          Components: kms
    Affects Versions: 2.7.0
            Reporter: Sangjin Lee
            Assignee: Sangjin Lee


On some platforms all unit tests that use minikdc fail consistently. Those tests include TestKMS, TestSaslDataTransfer, TestTimelineAuthenticationFilter, etc.

Typical failures on the unit tests:
{noformat}
java.lang.AssertionError: org.apache.hadoop.security.authentication.client.AuthenticationException: GSSException: No valid credentials provided (Mechanism level: Cannot get a KDC reply)
	at org.junit.Assert.fail(Assert.java:88)
	at org.apache.hadoop.crypto.key.kms.server.TestKMS$8$4.run(TestKMS.java:1154)
	at org.apache.hadoop.crypto.key.kms.server.TestKMS$8$4.run(TestKMS.java:1145)
	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:1645)
	at org.apache.hadoop.crypto.key.kms.server.TestKMS.doAs(TestKMS.java:261)
	at org.apache.hadoop.crypto.key.kms.server.TestKMS.access$100(TestKMS.java:76)
{noformat}

The errors that cause this failure on the KDC server on the minikdc are a NullPointerException:
{noformat}
org.apache.mina.filter.codec.ProtocolDecoderException: java.lang.NullPointerException: message (Hexdump: ...)
	at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234)
	at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:434)
	at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:48)
	at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:802)
	at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:120)
	at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:434)
	at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:426)
	at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:604)
	at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:564)
	at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:553)
	at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$400(AbstractPollingIoProcessor.java:57)
	at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:892)
	at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:65)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException: message
	at org.apache.mina.filter.codec.AbstractProtocolDecoderOutput.write(AbstractProtocolDecoderOutput.java:44)
	at org.apache.directory.server.kerberos.protocol.codec.MinaKerberosDecoder.decode(MinaKerberosDecoder.java:65)
	at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:224)
	... 15 more
{noformat}



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