Comment 7 for bug 291752

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Reinhard Tartler (siretart) wrote : Re: [Bug 291752] Re: [regression] cryptsetup does not work on raw encrypted drives

Kees Cook <email address hidden> writes:

> If there's still a race remaining, it would be solved by the time the
> user went to enter their password for the device.

For the passphrase case that would be indeed the ideal
solution. Problems with that approach:

 - the user might use a keyfile on a removable media (usb, etc.)
 - we need to name the drive the user is about to enter his password for

TBH, I thought we decided to drop the non-LUKS case ages ago. Probably
it happened to start working after my last merge, but I have to admit
that while integrating the proposed patch, I didn't really consider
the non-LUKS case.

Having said this, I'd really welcome a proper solution for
cryptset/initramfs integration. kirkland told me that the work he did on
the degraided-raid spec would be very helpful for the use case we are
talking here about.

I suggest that a bof is scheduled with at least kirkland, pitti, kees at
the next UDS. If time is permitting, I'll try to join via VOIP.

--
Gruesse/greetings,
Reinhard Tartler, KeyID 945348A4