[pkg-cryptsetup-devel] Accessibility in the initramfs

[Andrew Pollock]

On Tue, Jun 02, 2009 at 07:05:35PM +0200, Jonas Meurer wrote:
> Hello, and sorry for the delayed response.
> 
> On 27/02/2009 Andrew Pollock wrote:
> > We've got a blind user, and we've modified the cryptroot initramfs stuff so
> > that it issues a two-tone beep when the password prompt (for disk
> > encryption) is displayed, and another two-tone beep after the disk is
> > successfully decrypted.
> > 
> > We've made these changes against cryptsetup 1.0.5-2 that's in Ubuntu 8.04,
> > in such a way as they can be opt-out by default, and opted in by a config
> > file in /etc/initramfs-tools/conf.d
> > 
> > We'd like to get the changes back in upstream so we don't have to keep
> > maintaining them. It means for us, we'd just opt-in via the configuration
> > file, but by default it wouldn't beep. The benefit for Debian: support for
> > blind users with disk encryption at early boot.
> 
> that indeed would be a great benefit for debian. please provide any
> patches that you have.
> 
> > It looks like 1.0.6 is a bit different, notably the password prompting seems
> > to be unified into /lib/cryptsetup/askpass regardless of whether a boot
> > splash is used or not. That simplifies things and complicates things at the
> > same time.
> 
> askpass now is the prefered method to prompt for passwords. it even may
> be used for different passphrase prompts that don't correspond to
> cryptsetup in the future.
> 
> > I'm happy to provide a patch, my main question is are you okay with
> > askpass.c calling out to the beep binary from the beep package (this would
> > introduce a dependency on the beep package), or do we have to embed beep
> > functionality directly into askpass.c?
> 
> I would prefer to not introduce any direct dependencies for askpass.
> instead a small beep function should be provided in askpass.c directly.
> 

Okay, I'll work on a patch that adds basic beep functionality to askpass.c

regards

Andrew
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