On Wednesday 01 November 2006 06:04, Robert Nelson wrote:

> Actually this bug is quite simple to fix.  The problem is that the backup
> and restore both do them in the same order instead of inverting the order
> on restore.
>
> Current Code:
>  compress -> encrypt -> decompress -> decrypt
>
> It should be:
>  compress -> encrypt -> decrypt -> decompress
>
> I can change the restore order so that existing backups will become
> readable and new backups will work whether created by the old software or
> the new.

I wondered if it weren't something exactly that simple. :)

> I'll commit the fix once I've finished testing it.

Thanks much, I will test it when you have committed it.

> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Arno
> Lehmann
> Sent: Wednesday, November 01, 2006 3:43 AM
> To: bacula-users@lists.sourceforge.net
> Subject: Re: [Bacula-users] Encryption/Compression Conflict in CVS
>
> Hi,
>
> On 11/1/2006 5:43 AM, Michael Brennen wrote:
> > I posted a couple of days ago that restoring files from 1.39.27
> > (current CVS) with both encryption and compression turned on
> > resulted in 0 length files being restored.
> >
> > I was able to test that further tonight by archiving and restoring a
> > file in the 4 combinations of encryption/compression off/on.
> >
> > Running neither, compression alone or encryption alone I was able to
> > archive and restore a file correctly.  Running the two together I
> > was able to reproduce the problem of 0 length restores, with no
> > apparent errors.
> >
> > So... in my testing the combination of encryption and compression is
> > either not writing files correctly to tape (in which case there is a
> > lot of tape space taken up needlessly :) or the files are being
> > corrupted in the restore process; it appears to me to be the latter.
>
> This sounds like compression should be automatically disabled when
> encrypton is enabled. Should be useless anyway as encrypted data should
> no longer be compressible.
>
> Arno

-- 

   -- Michael

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