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#!/usr/bin/python -u
import libvirt
import sys
import os
if not os.access("/proc/xen", os.R_OK):
print 'System is not running a Xen kernel'
sys.exit(1)
conn = libvirt.openReadOnly(None)
if conn == None:
print 'Failed to open connection to the hypervisor'
sys.exit(1)
ids = conn.listDomainsID()
if ids == None or len(ids) == 0:
print 'Failed to list running domains'
sys.exit(1)
id = ids[-1]
try:
dom = conn.lookupByID(id)
except:
print 'Failed to find the domain %d'
sys.exit(1)
name0 = dom.name()
uuid = dom.UUID()
print "Using domain %s" % (name0)
try:
dom2 = conn.lookupByUUID(uuid)
except:
print 'Failed to lookup domain %d based on its UUID'
sys.exit(1)
if dom2.name() != name0:
print 'lookup of %s based on UUID brings a different domain %s' % (
name0, dom2.name())
print "OK"
sys.exit(0)
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