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From: Jim Fehlig <jfehlig@suse.com>
To: Ian Campbell <ian.campbell@citrix.com>
Cc: Ian.Jackson@eu.citrix.com,
	Dario Faggioli <dario.faggioli@citrix.com>,
	xen-devel@lists.xensource.com, wei.liu2@citrix.com,
	Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: [PATCH v6] run QEMU as non-root
Date: Thu, 09 Jul 2015 17:14:40 -0600	[thread overview]
Message-ID: <559F0060.5020201@suse.com> (raw)
In-Reply-To: <1436438045.23508.101.camel@citrix.com>

On 07/09/2015 04:34 AM, Ian Campbell wrote:
> On Wed, 2015-07-01 at 15:03 -0600, Jim Fehlig wrote:
>> Perhaps.  But thanks for providing a way (b_info->device_model_user) for apps to
>> override the libxl policy.
> You mentioned in v5 that libvirt supports setting both the user and the
> group and that the qemu driver supports that. How does that work?
>
> AFAICT qemu's -runas option only takes a user and it takes that user's
> primary group and uses that with no configurability. I think that's a
> fine way to do things, but you implied greater configurability in
> libvirt and I'm now curious...

The libvirt qemu driver doesn't use qemu's -runas option. It calls 
setregid()/setreuid() in the child after fork()'ing, but before exec()'ing, qemu.

Regards,
Jim

  reply	other threads:[~2015-07-09 23:14 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-01 12:50 [PATCH v6] run QEMU as non-root Stefano Stabellini
2015-07-01 15:29 ` Dario Faggioli
2015-07-01 15:34   ` Stefano Stabellini
2015-07-01 21:03     ` Jim Fehlig
2015-07-09 10:34       ` Ian Campbell
2015-07-09 23:14         ` Jim Fehlig [this message]
2015-07-10  8:40           ` Ian Campbell
2015-07-09 10:31 ` Ian Campbell
2015-07-23 17:04   ` Stefano Stabellini

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