Re: [libvirt-users] Mounting VM filesystem on host while VM running

On Mon, 2016-08-08 at 10:37 +0200, Michal Privoznik wrote: > On 08.08.2016 10:23, Patrick PICHON wrote: > >  > > hello Michal, > >  > > That was my worries as well, and I think that your advice is probably > > the right one. Or even, I'm might request an enhancement to the collect > > libvirt plugin to report also FS information. >   > What I'd like to see is libvirt's ability to spawn commands inside > guest. But it is not that simple. I mean, the hardest part is to > design > public libvirt API. For instance, we'd have to deal with both blocking > & > non-blocking (i.e. long-running) commands; then we would need to give > users possibility to read command's output (possibly asynchronously). >   > With this, you'd just: virDomainRunCommand(dom, 'df', '-h', NULL); or > something and you'd be good. Not as straightforward as you'd like, but if you use QEMU you can already achieve something similar via qemu-guest-agent. https://www.redhat.com/archives/libvir-list/2016-August/msg00339.html --  Andrea Bolognani / Red Hat / Virtualization