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https://issues.apache.org/jira/browse/HADOOP-7629?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Todd Lipcon updated HADOOP-7629:
--------------------------------
Fix Version/s: 0.20.206.0
> regression with MAPREDUCE-2289 - setPermission passed immutable FsPermission
> (rpc failure)
> ------------------------------------------------------------------------------------------
>
> Key: HADOOP-7629
> URL: https://issues.apache.org/jira/browse/HADOOP-7629
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 0.22.0
> Reporter: Patrick Hunt
> Assignee: Todd Lipcon
> Fix For: 0.20.206.0, 0.23.0
>
> Attachments: hadoop-7629-20s.txt, hadoop-7629.txt, hadoop-7629.txt
>
>
> MAPREDUCE-2289 introduced the following change:
> {noformat}
> + fs.setPermission(stagingArea, JOB_DIR_PERMISSION);
> {noformat}
> JOB_DIR_PERMISSION is an immutable FsPermission which cannot be used in RPC
> calls, it results in the following exception:
> {noformat}
> 2011-09-08 16:31:45,187 WARN org.apache.hadoop.ipc.Server: Unable to read
> call parameters for client 127.0.0.1
> java.lang.RuntimeException: java.lang.NoSuchMethodException:
> org.apache.hadoop.fs.permission.FsPermission$2.<init>()
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:115)
> at
> org.apache.hadoop.io.WritableFactories.newInstance(WritableFactories.java:53)
> at
> org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:236)
> at org.apache.hadoop.ipc.RPC$Invocation.readFields(RPC.java:104)
> at
> org.apache.hadoop.ipc.Server$Connection.processData(Server.java:1337)
> at
> org.apache.hadoop.ipc.Server$Connection.processOneRpc(Server.java:1315)
> at
> org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1215)
> at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:566)
> at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:363)
> Caused by: java.lang.NoSuchMethodException:
> org.apache.hadoop.fs.permission.FsPermission$2.<init>()
> at java.lang.Class.getConstructor0(Class.java:2706)
> at java.lang.Class.getDeclaredConstructor(Class.java:1985)
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:109)
> ... 8 more
> {noformat}
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