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Posted to common-issues@hadoop.apache.org by "Yi Liu (JIRA)" <ji...@apache.org> on 2013/12/10 16:38:08 UTC

[jira] [Commented] (HADOOP-10151) Implement a Buffer-Based Chiper InputStream and OutputStream

    [ https://issues.apache.org/jira/browse/HADOOP-10151?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13844350#comment-13844350 ] 

Yi Liu commented on HADOOP-10151:
---------------------------------

This patch includes cipher InputStream and OutputStream interfaces, and buffer-based implementation DecryptorStream/EncryptorStream, they use Encryptor and Decryptor interfaces to do encryption/decryption.

> Implement a Buffer-Based Chiper InputStream and OutputStream
> ------------------------------------------------------------
>
>                 Key: HADOOP-10151
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10151
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: security
>    Affects Versions: 3.0.0
>            Reporter: Yi Liu
>            Assignee: Yi Liu
>              Labels: rhino
>             Fix For: 3.0.0
>
>         Attachments: HADOOP-10151.patch
>
>
> Cipher InputStream and OuputStream are buffer-based, and the buffer is used to cache the encrypted data or result.   Cipher InputStream is used to read encrypted data, and the result is plain text . Cipher OutputStream is used to write plain data and result is encrypted data.  



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