Elek, Marton created HDDS-1259:
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Summary: OzoneFS classpath separation is broken by the token
validation
Key: HDDS-1259
URL: https://issues.apache.org/jira/browse/HDDS-1259
Project: Hadoop Distributed Data Store
Issue Type: Improvement
Reporter: Elek, Marton
hadoop-ozone-filesystem-lib-legacy-0.4.0-SNAPSHOT.jar can't work any more
together with older hadoop version, after the change of HDDS-1183.
{code}
2019-03-13 13:48:51 WARN FileSystem:3170 - Cannot load filesystem:
java.util.ServiceConfigurationError: org.apache.hadoop.fs.FileSystem: Provider
org.apache.hadoop.fs.ozone.OzoneFileSystem could not be instantiated
2019-03-13 13:48:51 WARN FileSystem:3174 - java.lang.NoClassDefFoundError:
org/apache/hadoop/hdds/conf/OzoneConfiguration
2019-03-13 13:48:51 WARN FileSystem:3174 - java.lang.ClassNotFoundException:
org.apache.hadoop.hdds.conf.OzoneConfiguration
Exception in thread "main" java.lang.NoClassDefFoundError:
org/apache/hadoop/hdds/conf/OzoneConfiguration
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at
org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2332)
at
org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2297)
at
org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2393)
at
org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:3208)
at
org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:3240)
at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:121)
at
org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:3291)
at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:3259)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:470)
at org.apache.hadoop.fs.Path.getFileSystem(Path.java:356)
at org.apache.hadoop.fs.shell.PathData.expandAsGlob(PathData.java:325)
at org.apache.hadoop.fs.shell.Command.expandArgument(Command.java:245)
at org.apache.hadoop.fs.shell.Command.expandArguments(Command.java:228)
at
org.apache.hadoop.fs.shell.FsCommand.processRawArguments(FsCommand.java:103)
at org.apache.hadoop.fs.shell.Command.run(Command.java:175)
at org.apache.hadoop.fs.FsShell.run(FsShell.java:315)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
at org.apache.hadoop.fs.FsShell.main(FsShell.java:378)
Caused by: java.lang.ClassNotFoundException:
org.apache.hadoop.hdds.conf.OzoneConfiguration
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 21 more
{code}
And Ozone file system current jar is compatible only with hadoop 3.2 after the
latest HA change. It means that ozonefs is broken everywhere where the hadoop
version is older than 3.2.
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