Sangjin Lee created HADOOP-12090: ------------------------------------ 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} -- This message was sent by Atlassian JIRA (v6.3.4#6332)