[libvirt-users] libvirt-lxc capabilities mknod

jsl6uy js16uy js16uy at gmail.com
Thu Aug 18 14:30:56 UTC 2016


Very Nice.
Will try that path and keep that in mind future forward!
Thanks very much
Regards

On Thu, Aug 18, 2016 at 2:48 AM, Daniel P. Berrange <berrange at redhat.com>
wrote:

> On Wed, Aug 17, 2016 at 12:38:10PM -0500, jsl6uy js16uy wrote:
> > Hello all, hope all is well
> >
> > Issue: Any way to give granular mknod capabilities to a container? Only
> > allow creation of specific device?
> >
> > bit of background
> >
> > Have a laptop running arch and libvirt
> > loading an arch lxc container created from lxc-create
> > Overall container is up and running, I use it for vpn connections
> >
> > Initially it would not setup of the tun device. Previously using just the
> > lxc tool set, I can edit the lxc.conf config file for the container and
> > allow device creation of just the tun device.
> >
> > In libvirt I can add capabilities for mknod, but seems to be blanket for
> > any device creation within the container? Is this correct?
>
> If you know what device you want do you don't need to allow mknod at
> all, just tell libvirt to create it for you eg
>
> <hostdev mode='capabilities' type='misc'>
>   <source>
>     <char>/dev/net/tun</char>
>   </source>
> </hostdev>
>
>
> Regards,
> Daniel
> --
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