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Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xen
From: |
Jamie Lokier |
Subject: |
Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore. |
Date: |
Sun, 24 Aug 2008 13:48:20 +0100 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Avi Kivity wrote:
> Jamie Lokier wrote:
> >Avi Kivity wrote:
> >
> >>Anthony Liguori wrote:
> >>
> >>>> -vnc localhost:3,passwdfd=6
> >>>>
> >>>In general, I strongly dislike passing file descriptors like this.
> >>>
> >>I find this very useful, and actually think we should encourage it, and
> >>also allow passing file descriptors over the monitor (using
> >>SCM_RIGHTS). This can help de-privilege qemu. In fact, you can run a
> >>guest where qemu doesn't even have permissions to open the backing file.
> >>
> >
> >You can already do this:
> >
> > qemu -hdc /proc/self/fd/3 3<>MS-DOS-6.22.img
>
> Not over the monitor.
Oh, you're thinking of sending SCM_RIGHTS over the monitor..
Nice :-)
-- Jamie
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., (continued)
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Gerd Hoffmann, 2008/08/22
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Jamie Lokier, 2008/08/22
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Jamie Lokier, 2008/08/22
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Anthony Liguori, 2008/08/21
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Gerd Hoffmann, 2008/08/22
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Avi Kivity, 2008/08/24
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Jamie Lokier, 2008/08/24
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Avi Kivity, 2008/08/24
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore.,
Jamie Lokier <=
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Jamie Lokier, 2008/08/21
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Gerd Hoffmann, 2008/08/21
- Re: [Xen-devel] Re: [Qemu-devel] [PATCH 12/13] set vnc password from xenstore., Ian Jackson, 2008/08/26
[Qemu-devel] Re: [Xen-devel] [PATCH 12/13] set vnc password from xenstore., Daniel P. Berrange, 2008/08/21
[Qemu-devel] [PATCH 05/13] xen: groundwork for xen support, Gerd Hoffmann, 2008/08/21
[Qemu-devel] [PATCH 13/13] xen: pv domain builder., Gerd Hoffmann, 2008/08/21
[Qemu-devel] [PATCH 06/13] xen: backend driver core, Gerd Hoffmann, 2008/08/21