Date: Tue, 26 Aug 2014 17:23:53 -0400 From: John Baldwin <jhb@freebsd.org> To: "Poul-Henning Kamp" <phk@phk.freebsd.dk> Cc: current@freebsd.org, "Michael W. Lucas" <mwlucas@michaelwlucas.com> Subject: Re: gbde destroy doesn't match man page? Message-ID: <201408261723.53428.jhb@freebsd.org> In-Reply-To: <98222.1409034192@critter.freebsd.dk> References: <20140820215522.GA92455@bewilderbeast.blackhelicopters.org> <2945485.ZemF81RAkB@ralph.baldwin.cx> <98222.1409034192@critter.freebsd.dk>
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On Tuesday, August 26, 2014 2:23:12 am Poul-Henning Kamp wrote: > -------- > In message <2945485.ZemF81RAkB@ralph.baldwin.cx>, John Baldwin writes: > >On Saturday, August 23, 2014 10:16:42 AM Poul-Henning Kamp wrote: > >> -------- > >> In message <20140820215522.GA92455@bewilderbeast.blackhelicopters.org>, > >> "Michae > >> l W. Lucas" writes: > >> >Playing with GBDE for my FreeBSD disk book, on: > >> > > >> ># uname -a > >> >FreeBSD storm 11.0-CURRENT FreeBSD 11.0-CURRENT #6 r269010: Wed Jul 23 > >> >11:13:17 EDT 2014 mwlucas@storm:/usr/obj/usr/src/sys/GENERIC amd64 > >> > > >> >According to the man page, I should be able to destroy all copies of > >> >the key with gbde destroy <device> -n -1. It's in the examples. When I > >> > >> >try it I get: > >> I think that is an oversight in the code. > > > >Can you expand on this? I.e. what should the code do if it is fixed? > > Hmm, now that I think about it, -n doesn't make sense because any > one of the four keys can open the volume as needed to blow away the > masterkey. > > The manual page should just be fixed. Should the '-n -1' just be removed? I.e., is 'gbde destroy' sufficient to destroy all copies of the key? -- John Baldwin
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