[dm-crypt] How to recognize a LUKS container
michael at kjorling.se
Wed Sep 23 09:50:56 CEST 2015
On 23 Sep 2015 02:29 +0000, from hmccurdy at yahoo.com (H McCurdy):
> I might have figured it out but can't test my idea until tomorrow.
> My thought is to try to access it as if it exists and if the
> function returns -1, then it's not a valid LUKS container. Anyway,
> that's my idea.
For the scenario you describe, something like
# test -r $DEVICE && cryptsetup isLuks $DEVICE && echo It is LUKS
is probably the best bet.
Michael Kjörling • https://michael.kjorling.se • michael at kjorling.se
OpenPGP B501AC6429EF4514 https://michael.kjorling.se/public-keys/pgp
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