Gary D. Gregory created HDFS-17778:
--------------------------------------
Summary: java.lang.UnsupportedOperationException: getSubject is
not supported
Key: HDFS-17778
URL: https://issues.apache.org/jira/browse/HDFS-17778
Project: Hadoop HDFS
Issue Type: Bug
Components: hdfs-client
Affects Versions: 3.4.1
Reporter: Gary D. Gregory
When the Apache Commons VFS' HDFS modules builds, it fails on Java 24:
{noformat}
[INFO] Running org.apache.commons.vfs2.provider.hdfs.HdfsFileProviderTest
WARNING: A restricted method in java.lang.System has been called
WARNING: java.lang.System::loadLibrary has been called by
org.apache.hadoop.util.NativeCodeLoader in an unnamed module
(file:/home/runner/.m2/repository/org/apache/hadoop/hadoop-common/3.4.1/hadoop-common-3.4.1.jar)
WARNING: Use --enable-native-access=ALL-UNNAMED to avoid a warning for callers
in this module
WARNING: Restricted methods will be blocked in a future release unless native
access is enabled
2025-05-01 18:52:30,832 [main] ERROR FSNamesystem initialization failed.
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:588)
~[hadoop-common-3.4.1.jar:?]
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:887)
[hadoop-hdfs-3.4.1.jar:?]
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:851)
[hadoop-hdfs-3.4.1.jar:?]
at
org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1396)
[hadoop-hdfs-3.4.1.jar:?]
at
org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:495)
[hadoop-hdfs-3.4.1.jar:?]
at
org.apache.hadoop.hdfs.DFSTestUtil.formatNameNode(DFSTestUtil.java:256)
[hadoop-hdfs-3.4.1-tests.jar:?]
at
org.apache.hadoop.hdfs.MiniDFSCluster.configureNameService(MiniDFSCluster.java:1158)
[hadoop-hdfs-3.4.1-tests.jar:?]
at
org.apache.hadoop.hdfs.MiniDFSCluster.createNameNodesAndSetConf(MiniDFSCluster.java:1042)
[hadoop-hdfs-3.4.1-tests.jar:?]
at
org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:974)
[hadoop-hdfs-3.4.1-tests.jar:?]
at
org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:594)
[hadoop-hdfs-3.4.1-tests.jar:?]
at
org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:533)
[hadoop-hdfs-3.4.1-tests.jar:?]
at
org.apache.commons.vfs2.provider.hdfs.HdfsFileProviderTest.setUp(HdfsFileProviderTest.java:128)
[test-classes/:?]
at
java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
~[?:?]
at java.base/java.lang.reflect.Method.invoke(Method.java:565) ~[?:?]
{noformat}
For example:
https://github.com/apache/commons-vfs/actions/runs/14781284149/job/41500576968
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