[jira] [Created] (HDFS-8736) ability to deny access to different filesystems

[Purvesh Patel (JIRA)]

Purvesh Patel created HDFS-8736:
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             Summary: ability to deny access to different filesystems
                 Key: HDFS-8736
                 URL: https://issues.apache.org/jira/browse/HDFS-8736
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: security
    Affects Versions: 2.5.0
            Reporter: Purvesh Patel
            Priority: Minor


In order to run in a secure context, ability to deny access to different 
filesystems(specifically the local file system) to non-trusted code this patch 
adds a new SecurityPermission class(AccessFileSystemPermission) and checks the 
permission in FileSystem#get before returning a cached file system or creating 
a new one. Please see attached patch.



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