Checking the integrity of a CD/DVD media

[Charles Curley]

On Thu, Jul 20, 2006 at 04:16:23PM +0100, Paul Smith wrote:
> On 7/20/06, Nicolas Mailhot <nicolas.mailhot at laposte.net> wrote:
> >> Is there some way of checking the integrity of a CD/DVD media?
> >
> >1. checksum the files using md5sum/sha1sum
> >1b sign the result with gpg
> >2. check the burnt files against your checksums
> 
> Thanks, Nicolas, but in case the media is already recorded and without
> any access to the original files?

Can you run integrity checks on the files? Mount the drive, then
something like:

rpm /media/dvd/ -iname "*.rpm" -exec rpm -K {} \; | grep NOT

or substitute an appropriate test.

-- 

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