From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: Environment containers
Date: Thu, 29 Oct 2015 20:24:04 +0100
Message-ID: <87eggda36z.fsf@gnu.org>
References: <CAJ=RwfbK67QX1tyrd7O_O=EVkxrO9GU3u8k6etMint4ucO8u5A@mail.gmail.com>
	<87y4epsnjs.fsf@T420.taylan>
	<CAJ=RwfakM8CMTyRH-SWoJVnO+__jq2oE_2gy41129Kde2y=u8w@mail.gmail.com>
	<CADrxHD8-pRRgR549eWQG4fNm7Lky=kTT0wSbrbGBgtgRhUZg9Q@mail.gmail.com>
	<87r3kgwpb8.fsf@gnu.org>
	<CADrxHD8hs0UC0Jeqq4BXNMdGAX=Q_bbrw7k31KJkYxjuYO8PSg@mail.gmail.com>
	<87mvv3832q.fsf@gnu.org>
	<CADrxHD-hTbYkOMHzPRmYKjd7HQNmtzgivGkAz0AKAk4w--e2cg@mail.gmail.com>
	<CAJ=RwfZg+ytagyGM73FbT25Btagvxb+eAZn74-0pyx=OqGqkJA@mail.gmail.com>
	<87fv0v6l6v.fsf@gnu.org>
	<CAJ=RwfaxrzGwtSmukse7BRmcRc2uWPfOJ86AbkBQsB40VbXfpg@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Return-path: <guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:48147)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <ludo@gnu.org>) id 1Zrso1-0006oD-SL
	for guix-devel@gnu.org; Thu, 29 Oct 2015 15:24:14 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <ludo@gnu.org>) id 1Zrso1-0004dZ-47
	for guix-devel@gnu.org; Thu, 29 Oct 2015 15:24:13 -0400
In-Reply-To: <CAJ=RwfaxrzGwtSmukse7BRmcRc2uWPfOJ86AbkBQsB40VbXfpg@mail.gmail.com>
	(David Thompson's message of "Wed, 28 Oct 2015 12:08:01 -0400")
List-Id: "Development of GNU Guix and the GNU System distribution."
	<guix-devel.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/guix-devel>,
	<mailto:guix-devel-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/guix-devel>
List-Post: <mailto:guix-devel@gnu.org>
List-Help: <mailto:guix-devel-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/guix-devel>,
	<mailto:guix-devel-request@gnu.org?subject=subscribe>
Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org
Sender: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org
To: "Thompson, David" <dthompson2@worcester.edu>
Cc: guix-devel <guix-devel@gnu.org>, 21410@debbugs.gnu.org

"Thompson, David" <dthompson2@worcester.edu> skribis:

> I think it is /proc/sys/kernel/unprivileged_userns_clone, but I don't
> know what the contents are exactly.  0 when off, 1 when on?  Can
> someone on Debian confirm?
>
> If we can get the test suite passing, I'd like to extract these user
> namespace presence tests to a procedure that 'guix environment' can
> use to give the user an informative error message in these cases.

That would be perfect.

The test machinery would still need to test them explicitly, though, to
mark tests as skipped instead of failed.

Ludo=E2=80=99.