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https://issues.apache.org/jira/browse/HADOOP-9261?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15004498#comment-15004498
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Allen Wittenauer commented on HADOOP-9261:
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Moved from the release note field:
fixed in HADOOP-9258
> 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
> Fix For: 3.0.0
>
> 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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