[
https://issues.apache.org/jira/browse/HDFS-5513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13827641#comment-13827641
]
Hudson commented on HDFS-5513:
------------------------------
FAILURE: Integrated in Hadoop-Mapreduce-trunk #1614 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1614/])
HDFS-5513. CacheAdmin commands fail when using . as the path. Contributed by
Andrew Wang. (wang:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1543670)
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/PathBasedCacheDirective.java
*
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestPathBasedCacheRequests.java
> CacheAdmin commands fail when using . as the path
> -------------------------------------------------
>
> Key: HDFS-5513
> URL: https://issues.apache.org/jira/browse/HDFS-5513
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: caching, tools
> Affects Versions: 3.0.0
> Reporter: Stephen Chu
> Assignee: Andrew Wang
> Priority: Minor
> Fix For: 3.0.0
>
> Attachments: hdfs-5513-1.patch, hdfs-5513-2.patch, hdfs-5513-3.patch
>
>
> The hdfs CLI commands generally accept "." as a path argument.
> e.g.
> {code}
> hdfs dfs -rm .
> hdfs dfsadmin -allowSnapshot .
> {code}
> I don't think it's very common to use the path "." but the CacheAdmin
> commands will fail saying that it cannot create a Path from an empty string.
> {code}
> [schu@hdfs-c5-nfs ~]$ hdfs cacheadmin -removeDirectives -path .
> Exception in thread "main" java.lang.IllegalArgumentException: Can not create
> a Path from an empty string
> at org.apache.hadoop.fs.Path.checkPathArg(Path.java:127)
> at org.apache.hadoop.fs.Path.<init>(Path.java:184)
> at
> org.apache.hadoop.hdfs.protocol.PathBasedCacheDirective$Builder.<init>(PathBasedCacheDirective.java:66)
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.listPathBasedCacheDirectives(DistributedFileSystem.java:1639)
> at
> org.apache.hadoop.hdfs.tools.CacheAdmin$RemovePathBasedCacheDirectivesCommand.run(CacheAdmin.java:365)
> at org.apache.hadoop.hdfs.tools.CacheAdmin.run(CacheAdmin.java:82)
> at org.apache.hadoop.hdfs.tools.CacheAdmin.main(CacheAdmin.java:87)
> [schu@hdfs-c5-nfs ~]$ hdfs cacheadmin -addDirective -path . -pool schu
> Exception in thread "main" java.lang.IllegalArgumentException: Can not create
> a Path from an empty string
> at org.apache.hadoop.fs.Path.checkPathArg(Path.java:127)
> at org.apache.hadoop.fs.Path.<init>(Path.java:184)
> at
> org.apache.hadoop.hdfs.protocol.PathBasedCacheDirective$Builder.<init>(PathBasedCacheDirective.java:66)
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.addPathBasedCacheDirective(DistributedFileSystem.java:1598)
> at
> org.apache.hadoop.hdfs.tools.CacheAdmin$AddPathBasedCacheDirectiveCommand.run(CacheAdmin.java:180)
> at org.apache.hadoop.hdfs.tools.CacheAdmin.run(CacheAdmin.java:82)
> at org.apache.hadoop.hdfs.tools.CacheAdmin.main(CacheAdmin.java:87)
> {code}
--
This message was sent by Atlassian JIRA
(v6.1#6144)
