[jira] [Created] (FLINK-38502) A number of Hadoop related tests failing with UnsupportedOperationException: getSubject is not supported

["Sergey Nuyanzin (Jira)" <ji...@apache.org>]

Sergey Nuyanzin created FLINK-38502:
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             Summary: A number of Hadoop related tests failing with UnsupportedOperationException: getSubject is not supported
                 Key: FLINK-38502
                 URL: https://issues.apache.org/jira/browse/FLINK-38502
             Project: Flink
          Issue Type: Sub-task
            Reporter: Sergey Nuyanzin


for instance
{{MemoryExecutionGraphInfoStoreITCase#testPutSuspendedJobOnClusterShutdown}}
fails as 
{noformat}
org.apache.flink.util.FlinkRuntimeException: java.lang.UnsupportedOperationException: getSubject is not supported
	at org.apache.flink.runtime.security.token.DefaultDelegationTokenManager.lambda$obtainDelegationTokensAndGetNextRenewal$0(DefaultDelegationTokenManager.java:281)
	at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:214)
	at java.base/java.util.HashMap$ValueSpliterator.forEachRemaining(HashMap.java:1788)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:570)
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:560)
	at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:921)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:265)
	at java.base/java.util.stream.ReferencePipeline.reduce(ReferencePipeline.java:698)
	at java.base/java.util.stream.ReferencePipeline.min(ReferencePipeline.java:744)
	at org.apache.flink.runtime.security.token.DefaultDelegationTokenManager.obtainDelegationTokensAndGetNextRenewal(DefaultDelegationTokenManager.java:286)
	at org.apache.flink.runtime.security.token.DefaultDelegationTokenManager.obtainDelegationTokens(DefaultDelegationTokenManager.java:242)
	at org.apache.flink.runtime.minicluster.MiniCluster.start(MiniCluster.java:432)
	at org.apache.flink.runtime.dispatcher.MemoryExecutionGraphInfoStoreITCase.testPutSuspendedJobOnClusterShutdown(MemoryExecutionGraphInfoStoreITCase.java:57)
	at java.base/java.lang.reflect.Method.invoke(Method.java:565)
	at org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45)
Caused by: java.lang.UnsupportedOperationException: getSubject is not supported
	at java.base/javax.security.auth.Subject.getSubject(Subject.java:277)
	at org.apache.hadoop.security.UserGroupInformation.getCurrentUser(UserGroupInformation.java:700)
	at org.apache.flink.runtime.security.token.hadoop.HadoopFSDelegationTokenProvider.delegationTokensRequired(HadoopFSDelegationTokenProvider.java:103)
	at org.apache.flink.runtime.security.token.DefaultDelegationTokenManager.lambda$obtainDelegationTokensAndGetNextRenewal$0(DefaultDelegationTokenManager.java:259)
	... 14 more

{noformat}

The reason seems same: Security manager removal

It looks like there is some activity about that in Hadoop https://github.com/apache/hadoop/pull/7892
and https://issues.apache.org/jira/browse/HADOOP-19574



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