Tar files created by AIX native tar, and which contain symlinks, cannot be read
by TarArchiveInputStream
--------------------------------------------------------------------------------------------------------
Key: COMPRESS-181
URL: https://issues.apache.org/jira/browse/COMPRESS-181
Project: Commons Compress
Issue Type: Bug
Components: Archivers
Affects Versions: 1.3, 1.2, 1.4
Environment: AIX 5.3
Reporter: Robert Clark
A simple tar file created on AIX using the native ({{/usr/bin/tar}} tar
utility) *and* which contains a symbolic link, cannot be loaded by
TarArchiveInputStream:
{noformat}
java.io.IOException: Error detected parsing the header
at
org.apache.commons.compress.archivers.tar.TarArchiveInputStream.getNextTarEntry(TarArchiveInputStream.java:201)
at Extractor.extract(Extractor.java:13)
at Extractor.main(Extractor.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.tools.ant.taskdefs.ExecuteJava.run(ExecuteJava.java:217)
at
org.apache.tools.ant.taskdefs.ExecuteJava.execute(ExecuteJava.java:152)
at org.apache.tools.ant.taskdefs.Java.run(Java.java:771)
at org.apache.tools.ant.taskdefs.Java.executeJava(Java.java:221)
at org.apache.tools.ant.taskdefs.Java.executeJava(Java.java:135)
at org.apache.tools.ant.taskdefs.Java.execute(Java.java:108)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:390)
at org.apache.tools.ant.Target.performTasks(Target.java:411)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
at org.apache.tools.ant.Project.executeTarget(Project.java:1368)
at
org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
at org.apache.tools.ant.Main.runBuild(Main.java:809)
at org.apache.tools.ant.Main.startAnt(Main.java:217)
at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280)
at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109)
Caused by: java.lang.IllegalArgumentException: Invalid byte 0 at offset 0 in
'{NUL}1722000726 ' len=12
at
org.apache.commons.compress.archivers.tar.TarUtils.parseOctal(TarUtils.java:99)
at
org.apache.commons.compress.archivers.tar.TarArchiveEntry.parseTarHeader(TarArchiveEntry.java:819)
at
org.apache.commons.compress.archivers.tar.TarArchiveEntry.<init>(TarArchiveEntry.java:314)
at
org.apache.commons.compress.archivers.tar.TarArchiveInputStream.getNextTarEntry(TarArchiveInputStream.java:199)
... 29 more
{noformat}
Tested with 1.2 and the 1.4 nightly build from Feb 23 ({{Implementation-Build:
trunk@r1292625; 2012-02-23 03:20:30+0000}})
I don't have a place to post the example tar file, but I can send it to anyone
who wants it (size is 10240 bytes)
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