Re: Compression filter for Loopback device

From: Luiz Fernando N. Capitulino
Date: Thu Jul 22 2004 - 14:57:20 EST



Hi Lei,

Em Thu, Jul 22, 2004 at 03:27:17PM -0400, Lei Yang escreveu:

| Is there anything like 'losetup' that allows choosing encryption
| algorithm for a loopback device that can be used on compression
| algorithms? Or in other words, when the data passes through loopback
| device to a real storage device, it can be filtered and the filter is
| compression instead of encryption; when kernel ask for data in a storage
| device that is mounted to a loopback device with compression, it will be
| filtered again -- decompressed.
|
| If there is not a ready-to-use method for this, is there any way I can
| implement the idea?
|
| TIA! Really appreciate any comments.

maybe you can a try a mix: cloop + cryptloop (or something like
that), but it will be kludge.

--
Luiz Fernando N. Capitulino
<http://www.telecentros.sp.gov.br>
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