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Date: Sat, 29 Jun 2013 20:39:55 +0300
From: Timo Teras <timo.teras@iki.fi>
To: Dubiousjim <dubiousjim@gmail.com>
Cc: alpine-devel@lists.alpinelinux.org
Subject: Re: [alpine-devel] Re: [PATCH 8/8] main/syslinux: hooks for
 bootloader password
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On Sat, 29 Jun 2013 13:04:05 -0400
Dubiousjim <dubiousjim@gmail.com> wrote:

> On Sat, Jun 29, 2013 at 11:49:05AM -0400, Dubiousjim wrote:
> > and that sha1 passwords are also honored. I guess it'd be
> > possible to generate the latter using openssl, but it'll require
> > some elbow grease and I haven't tested how to do it. (Whereas
> > generating MD5 passwords in the right format using openssl is also
> > straightforward.)
> > 
> 
> For reference, this, using the perl utility from syslinux:
> 
> $ sha1pass pass salt
> $4$salt$bZuH+MGRe/PzSo19kyjHeYHQT+k$
> 
> ought, so far as I have understood the relevant documentation, and the
> code for perl-digest-sha1, be reproducible as follows:
> 
> $ printf '$4$%s$%s$\n' salt $(echo saltpass | openssl dgst -sha1
> -binary | base64 | sed 's/=$//') $4$salt$PKE3LoCWMo+QH2d2luTjhakNfFs$
> 
> However, as you can see the results are not the same. So there's
> some piece here that I haven't yet understood.

echo should have -n to inhibit the linefeed.


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