Here is a way (not pretty):
1. Get a list of all names in /dev/mapper via "dmsetup info"
2. Do a "cryptsetup status" for all of them
3. Search the device you want to know about in the output of 2.
Should be doable in Perl/Python in half an hour or so.
Arno
On Wed, Dec 09, 2009 at 07:37:26PM -0500, Alvin Thompson wrote:
> Hi,
>
> I was wondering if it is possible to determine the mapped device from the original device. For example, if you used the command:
>
> cryptsetup luksOpen /dev/sdd1 backup
>
> Can you later determine the mapped device name ('backup' in this case) if all you know is the device (/dev/sdd1)?
>
> Thanks,
> Alvin
>
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--
Arno Wagner, Dr. sc. techn., Dipl. Inform., CISSP -- Email: arno@xxxxxxxxxxx
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