From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:50032)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1e0voN-0007gY-EN
	for guix-patches@gnu.org; Sat, 07 Oct 2017 16:35:04 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1e0voM-0007mF-Ha
	for guix-patches@gnu.org; Sat, 07 Oct 2017 16:35:03 -0400
Received: from debbugs.gnu.org ([208.118.235.43]:46394)
	by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16)
	(Exim 4.71) (envelope-from <Debian-debbugs@debbugs.gnu.org>)
	id 1e0voM-0007le-F7
	for guix-patches@gnu.org; Sat, 07 Oct 2017 16:35:02 -0400
Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1e0voM-0002oW-6u
	for guix-patches@gnu.org; Sat, 07 Oct 2017 16:35:02 -0400
Subject: [bug#28718] [PATCH] gnu: qemu: Add sysconfdir to configure-flags.
Resent-Message-ID: <handler.28718.B28718.150740846110758@debbugs.gnu.org>
From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
References: <87mv552bs5.fsf@gmail.com>
Date: Sat, 07 Oct 2017 22:34:11 +0200
In-Reply-To: <87mv552bs5.fsf@gmail.com> (Oleg Pykhalov's message of "Fri, 06
	Oct 2017 06:30:34 +0300")
Message-ID: <877ew6k88s.fsf@gnu.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
List-Id: <guix-patches.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/guix-patches>,
	<mailto:guix-patches-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/guix-patches/>
List-Post: <mailto:guix-patches@gnu.org>
List-Help: <mailto:guix-patches-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/guix-patches>,
	<mailto:guix-patches-request@gnu.org?subject=subscribe>
Errors-To: guix-patches-bounces+kyle=kyleam.com@gnu.org
Sender: "Guix-patches" <guix-patches-bounces+kyle=kyleam.com@gnu.org>
To: Oleg Pykhalov <go.wigust@gmail.com>
Cc: 28718@debbugs.gnu.org

Hi Oleg,

Oleg Pykhalov <go.wigust@gmail.com> skribis:

> From 371ba5aee9ef1412753fdb43230f107087f9651b Mon Sep 17 00:00:00 2001
> From: Oleg Pykhalov <go.wigust@gmail.com>
> Date: Fri, 6 Oct 2017 06:24:58 +0300
> Subject: [PATCH] gnu: qemu: Add sysconfdir to configure-flags.
>
> * gnu/packages/virtualization.scm (qemu): Add sysconfdir to configure-fla=
gs.
> ---
>  gnu/packages/virtualization.scm | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/gnu/packages/virtualization.scm b/gnu/packages/virtualizatio=
n.scm
> index a8e54d684..21fc7b784 100644
> --- a/gnu/packages/virtualization.scm
> +++ b/gnu/packages/virtualization.scm
> @@ -111,6 +111,7 @@
>                           "--disable-debug-info" ; save build space
>                           "--enable-virtfs"      ; just to be sure
>                           ,(string-append "--prefix=3D" out)
> +                         ,(string-append "--sysconfdir=3D/tmp/etc")

[...]

> I've used this patch to run a QEMU VM with bridge interface.
>
> $ mkdir -p /tmp/etc/qemu
> $ echo 'allow bridge0' | tee -a /tmp/etc/qemu/bridge.conf
> # ip link add bridge0 type bridge
> # ip link set dev enp6s0 master bridge0
> # ip link up bridge0
> # dhclient bridge0
> # qemu-system-x86_64 -net nic -net bridge,br=3Dbridge0 # =E2=80=A6

It feels wrong to me to default to /tmp/etc instead of /etc.

Setting up a bridge requires root privileges anyway, so why not stick to
/etc instead of /tmp/etc?

Thanks,
Ludo=E2=80=99.