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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-9261) S3n filesystem can move a directory under itself -and so lose data
Date Sat, 02 Feb 2013 01:29:12 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-9261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Steve Loughran updated HADOOP-9261:
-----------------------------------

    Status: Patch Available  (was: In Progress)
    
> 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: 2.0.2-alpha, 1.1.1
>         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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