[libvirt] [Users] Live Migration failed oVirt 3.3 Nightly

[Dan Kenigsberg]

On Sun, Sep 15, 2013 at 09:57:47PM +1000, Andrew Lau wrote:
> On Sun, Sep 15, 2013 at 9:34 PM, Dan Kenigsberg <danken at redhat.com> wrote:
> 
> > On Sun, Sep 15, 2013 at 08:44:18PM +1000, Andrew Lau wrote:
> > > On Sun, Sep 15, 2013 at 8:00 PM, Dan Kenigsberg <danken at redhat.com>
> > wrote:
> > >
> > > > On Sun, Sep 15, 2013 at 06:48:41PM +1000, Andrew Lau wrote:
> > > > > Hi Dan,
> > > > >
> > > > > Certainly, I've uploaded them to fedora's paste bin and tried to snip
> > > > just
> > > > > the relevant details.
> > > > >
> > > > > Sender (hv01.melb.domain.net):
> > > > > http://paste.fedoraproject.org/39660/92339651/
> > > >
> > > > This one has
> > > >
> > > >     libvirtError: operation failed: Failed to connect to remote libvirt
> > > > URI qemu+tls://hv02.melb.domain.net/system
> > > >
> > > > which is most often related to firewall issues, and some time to key
> > > > mismatch.
> > > >
> > > > Does
> > > >     virsh -c qemu+tls://hv02.melb.domain.net/system capabilities
> > > > work when run from the command line of hv01?
> > > >
> > > > Dan.
> > > > > Receiver (hv02.melb.domain.net): `
> > > > > http://paste.fedoraproject.org/39661/23406913/
> > > > >
> > > > > VM being transfered is ovirt_guest_vm
> > > > >
> > > > > Thanks,
> > > > > Andrew
> > > >
> > >
> > > virsh -c qemu+tls://hv02.melb.domain.net/system
> > > 2013-09-15 10:41:10.620+0000: 23994: info : libvirt version: 0.10.2,
> > > package: 18.el6_4.9 (CentOS BuildSystem <http://bugs.centos.org>,
> > > 2013-07-02-11:19:29, c6b8.bsys.dev.centos.org)
> > > 2013-09-15 10:41:10.620+0000: 23994: warning :
> > > virNetTLSContextCheckCertificate:1102 : Certificate check failed
> > > Certificate failed validation: The certificate hasn't got a known issuer.
> >
> > Would you share your
> >
> >
> > openssl x509 -in
> > /etc/pki/vdsm/certs/cacert.pem -text
> >
> > openssl x509 -in /etc/pki/vdsm/certs/vdsmcert.pem -text
> >
> > on both hosts? This content may be sensitive, and may not
> > provide an answer why libvirt on src cannot contact libvirtd on the
> > other host. So before you do that, would you test if
> >
> >
> >   vdsClient -s hv02.melb.domain.net getVdsCapabilities
> >
> > works when run on hv01? It may be that the certificates are fine, but
> > libvirt is not configured to use the correct ones.
> >
> > Dan.
> >
> >
> vdsClient -s hv02.melb.domain.net getVdsCapabilities runs fine
> 
> I did a quick comparison between the files on both hosts, they seem to have
> the right details (host names, authority etc.)
> cacert.pem matches
> 
> /etc/libvirt/libvirtd.conf
> 
> ca_file="/etc/pki/vdsm/certs/cacert.pem"
> cert_file="/etc/pki/vdsm/certs/vdsmcert.pem"
> key_file="/etc/pki/vdsm/keys/vdsmkey.pem"

Maybe someone on libvir-list could guess why this could be happening?