On 03/23/2015 03:54 PM, Brian Rak wrote: > > On 3/23/2015 12:49 PM, Michal Privoznik wrote: >> On 23.03.2015 16:02, Fiorenza Meini wrote: >>> Hi there, >>> I'm running KVM under Openstack . >>> >>> When I give virsh list command, I see some VM in NON persistent state. >>> What does it mean? How can I move it to a persisten state ? >> You can do that by running: >> >> virsh dumpxml $dom > dom.xml && virsh define dom.xml > You want `virsh dumpxml --security-info $dom`, not just `virsh > dumpxml`. There is a *critical* difference in that the former will > preserve any passwords you have set (like say, VNC) whereas the latter > will not. This is sadly not very obvious.
VNC passwords are the ONLY thing protected by --security-info, and as it is, they are not all that secure to begin with (8-byte maximum, transferred in plaintext in the protocol). Spice security is much better, and also not impacted by the limitation on preserving passwords. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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