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Date: Wed, 22 Apr 2009 10:18:26 +0200
From: Gerd Hoffmann <kraxel@redhat.com>
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Subject: Re: [Qemu-devel] resetting a stale VNC connection
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To: "Daniel P. Berrange" <berrange@redhat.com>
Cc: "David S. Ahern" <daahern@cisco.com>, Avi Kivity <avi@redhat.com>, qemu-devel@nongnu.org

On 04/21/09 19:17, Daniel P. Berrange wrote:
> On Tue, Apr 21, 2009 at 11:49:11AM -0500, Anthony Liguori wrote:
> I've no pressing need for this - i was just thinking of possible use
> cases for the command. Now we allow multiple concurrent VNC clients, and
> can authenticate them, I just thought that it might be desirable to be
> able to drop individual authenticated clients. eg if you've revoked
> their credentials, but they still have a session open. Turning off+on
> the whole VNC server would work as a big stick too.

I would link that to acl commands.  You have to send that anyway to make 
qemu not accept new connections for $user.  And qemu can check for open 
sessions owned by $user and zap them ...

cheers,
   Gerd