From: Arnd Bergmann <arnd@arndb.de>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: "Michael S. Tsirkin" <mst@redhat.com>,
Sridhar Samudrala <sri@us.ibm.com>,
avi@redhat.com, markmc@redhat.com, ogerlitz@voltaire.com,
kvm@vger.kernel.org, qemu-devel@vger.kernel.org,
Chris Wright <chrisw@redhat.com>
Subject: Re: [PATCH qemu-kvm] Add raw(af_packet) network backend to qemu
Date: Thu, 28 Jan 2010 21:29:23 +0100 [thread overview]
Message-ID: <201001282129.23255.arnd@arndb.de> (raw)
In-Reply-To: <4B61A7C9.7040808@codemonkey.ws>
On Thursday 28 January 2010, Anthony Liguori wrote:
> normal user uses libvirt to launch custom qemu instance. libvirt passes
> an fd of a raw socket to qemu and puts the qemu process in a restricted
> network namespace. user has another program running listening on a unix
> domain socket and does something to the qemu process that causes it to
> open the domain socket and send the fd it received from libvirt via
> SCM_RIGHTS.
I looked at the af_unix code and it seems to suggest that this is not
possible, because you cannot bind to a socket that belongs to a different
network namespace. I haven't tried it though, so I may have missed
something.
Arnd
next prev parent reply other threads:[~2010-01-28 20:43 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-26 20:40 [PATCH qemu-kvm] Add raw(af_packet) network backend to qemu Sridhar Samudrala
2010-01-26 20:47 ` Anthony Liguori
2010-01-26 20:50 ` Anthony Liguori
2010-01-26 23:19 ` Sridhar Samudrala
2010-01-27 9:24 ` Michael S. Tsirkin
2010-01-27 9:34 ` Arnd Bergmann
2010-01-27 9:44 ` Michael S. Tsirkin
2010-01-27 14:03 ` Anthony Liguori
2010-01-27 21:39 ` Arnd Bergmann
2010-01-27 22:56 ` Sridhar Samudrala
2010-01-28 6:06 ` Arnd Bergmann
2010-01-28 16:53 ` Jens Osterkamp
2010-01-28 11:22 ` Or Gerlitz
2010-01-29 20:52 ` Sridhar Samudrala
2010-01-27 14:07 ` Anthony Liguori
2010-01-27 16:59 ` Michael S. Tsirkin
2010-01-27 17:07 ` Anthony Liguori
2010-01-27 17:25 ` Michael S. Tsirkin
2010-01-27 17:36 ` Anthony Liguori
2010-01-27 17:54 ` Sridhar Samudrala
2010-01-27 18:02 ` Anthony Liguori
2010-01-27 18:03 ` Michael S. Tsirkin
2010-01-27 19:54 ` Anthony Liguori
2010-01-28 8:12 ` Arnd Bergmann
2010-01-28 13:56 ` Michael S. Tsirkin
2010-01-28 14:13 ` Anthony Liguori
2010-01-28 14:39 ` Anthony Liguori
2010-01-28 14:52 ` Michael S. Tsirkin
2010-01-28 15:05 ` Anthony Liguori
2010-01-28 16:37 ` Michael S. Tsirkin
2010-01-28 17:58 ` Anthony Liguori
2010-01-28 18:04 ` Michael S. Tsirkin
2010-01-28 19:57 ` Anthony Liguori
2010-01-29 11:26 ` Michael S. Tsirkin
2010-01-28 20:29 ` Arnd Bergmann [this message]
2010-02-01 15:47 ` Or Gerlitz
2010-01-27 18:12 ` Michael S. Tsirkin
2010-01-26 23:15 ` Sridhar Samudrala
2010-01-27 0:06 ` [Qemu-devel] " Anthony Liguori
2010-01-27 6:52 ` Arnd Bergmann
2010-01-27 14:14 ` Anthony Liguori
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