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https://issues.apache.org/jira/browse/HADOOP-16635?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Steve Loughran updated HADOOP-16635:
------------------------------------
    Fix Version/s: 3.3.0
       Resolution: Fixed
           Status: Resolved  (was: Patch Available)

> S3A innerGetFileStatus s"directories only" scan still does a HEAD
> -----------------------------------------------------------------
>
>                 Key: HADOOP-16635
>                 URL: https://issues.apache.org/jira/browse/HADOOP-16635
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: fs/s3
>    Affects Versions: 3.3.0
>            Reporter: Steve Loughran
>            Assignee: Steve Loughran
>            Priority: Blocker
>             Fix For: 3.3.0
>
>
> The patch in HADOOP-16490 is incomplete: we are still checking for the Head 
> of each object, even though we only wanted the directory checks. As a result, 
> createFile is still vulnerable to 404 caching on unguarded S3 repos. 



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