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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-9261) S3n filesystem can move a directory under itself -and so lose data
Date Sat, 02 Feb 2013 02:14:12 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-9261?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13569384#comment-13569384
] 

Hadoop QA commented on HADOOP-9261:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12567693/HADOOP-9261-2.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-common-project/hadoop-common.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/2138//testReport/
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/2138//console

This message is automatically generated.
                
> S3n filesystem can move a directory under itself -and so lose data
> ------------------------------------------------------------------
>
>                 Key: HADOOP-9261
>                 URL: https://issues.apache.org/jira/browse/HADOOP-9261
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs/s3
>    Affects Versions: 1.1.1, 2.0.2-alpha
>         Environment: Testing against S3 bucket stored on US West (Read after Write consistency;
eventual for read-after-delete or write-after-write)
>            Reporter: Steve Loughran
>            Assignee: Steve Loughran
>         Attachments: HADOOP-9261-2.patch, HADOOP-9261.patch
>
>
> The S3N filesystem {{rename()}} doesn't make sure that the destination directory is not
a child or other descendant of the source directory. The files are copied to the new destination,
then the source directory is recursively deleted, so losing data.

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