Change in vdsm[master]: libvirtconnection: ping libvirt upon disconnection

[Dan Kenigsberg]

Dan Kenigsberg has submitted this change and it was merged.

Change subject: libvirtconnection: ping libvirt upon disconnection
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libvirtconnection: ping libvirt upon disconnection

Upon recieving an error from libvirt we should ping it
(using getLibVersion) and only upon failure treat it as down.

Libvirt error codes do not distinguish recoverable from non-recoverable
libvirt errors.

Change-Id: Ia489e46dd8ce4c70c888988d17b86311d3c4b935
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=982634
Signed-off-by: Mooli Tayer 
Reviewed-on: http://gerrit.ovirt.org/19444
Reviewed-by: Saggi Mizrahi 
Reviewed-by: Yaniv Bronhaim 
Reviewed-by: Dan Kenigsberg 
---
M lib/vdsm/libvirtconnection.py
M tests/Makefile.am
A tests/libvirtconnectionTests.py
3 files changed, 142 insertions(+), 9 deletions(-)

Approvals:
  Yaniv Bronhaim: Looks good to me, but someone else must approve
  Saggi Mizrahi: Looks good to me, but someone else must approve
  mooli tayer: Verified
  Dan Kenigsberg: Looks good to me, approved