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https://issues.apache.org/jira/browse/HADOOP-10152?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yi Liu updated HADOOP-10152:
----------------------------
Issue Type: Task (was: Sub-task)
Parent: (was: HADOOP-10150)
> Distributed file cipher InputStream and OutputStream which provide 1:1
> mapping of plain text data and cipher data.
> ------------------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-10152
> URL: https://issues.apache.org/jira/browse/HADOOP-10152
> Project: Hadoop Common
> Issue Type: Task
> Components: security
> Affects Versions: 3.0.0
> Reporter: Yi Liu
> Assignee: Yi Liu
> Labels: rhino
> Fix For: 3.0.0
>
>
> To be easily seek and positioned read distributed file, the length of
> encrypted file should be the same as the length of plain file, and the
> positions have 1:1 mapping. So in this JIRA we defines distributed file
> cipher InputStream(FSDecryptorStream) and OutputStream(FSEncryptorStream).
> The distributed file cipher InputStream is seekable and positonedReadable.
> This JIRA is different from HADOOP-10151, the file may be read and written
> many times and on multiple nodes.
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