def testAcquiringConnections(self):
"""Test acquiring libvirt connections when loading domain state.
Also check that loadDomainState can reuse a connection it already
has open.
"""
doms = {('debmarshal-1', 'qemu'): 500,
('debmarshal-2', 'qemu'): 500}
self.mox.StubOutWithMock(utils, '_clearLibvirtError')
utils._clearLibvirtError()
self.mox.StubOutWithMock(utils, 'loadState')
utils.loadState('debmarshal-domains').AndReturn(doms)
self.mox.StubOutWithMock(hypervisors.qemu.QEMU, 'open')
qemu_con = self.mox.CreateMock(libvirt.virConnect)
hypervisors.qemu.QEMU.open().AndReturn(qemu_con)
virt_domain = self.mox.CreateMock(libvirt.virDomain)
qemu_con.lookupByName('debmarshal-1').InAnyOrder().AndReturn(virt_domain)
virt_domain = self.mox.CreateMock(libvirt.virDomain)
qemu_con.lookupByName('debmarshal-2').InAnyOrder().AndReturn(virt_domain)
self.mox.ReplayAll()
self.assertEqual(domains.loadDomainState(), doms)
def testNonexistentDomain(self):
"""Test that loadDomainState can deal with nonexistent domains."""
doms = {}
for i in xrange(6):
doms[('debmarshal-%d' % i, 'qemu')] = 500
self.mox.StubOutWithMock(utils, '_clearLibvirtError')
utils._clearLibvirtError()
self.mox.StubOutWithMock(utils, 'loadState')
utils.loadState('debmarshal-domains').AndReturn(dict(doms))
self.mox.StubOutWithMock(hypervisors.qemu.QEMU, 'open')
qemu_con = self.mox.CreateMock(libvirt.virConnect)
hypervisors.qemu.QEMU.open().AndReturn(qemu_con)
qemu_con.lookupByName('debmarshal-0').InAnyOrder()
qemu_con.lookupByName('debmarshal-1').InAnyOrder()
qemu_con.lookupByName('debmarshal-2').InAnyOrder().AndRaise(
libvirt.libvirtError("Domain doesn't exist"))
qemu_con.lookupByName('debmarshal-3').InAnyOrder()
qemu_con.lookupByName('debmarshal-4').InAnyOrder().AndRaise(
libvirt.libvirtError("Domain doesn't exist"))
qemu_con.lookupByName('debmarshal-5').InAnyOrder()
self.mox.ReplayAll()
del doms[('debmarshal-2', 'qemu')]
del doms[('debmarshal-4', 'qemu')]
self.assertEqual(domains.loadDomainState(), doms)
def test(self):
virt_con = self.mox.CreateMock(libvirt.virConnect)
self.mox.StubOutWithMock(utils, '_clearLibvirtError')
utils._clearLibvirtError()
name = 'debmarshal-0'
virt_con.lookupByName(name)
name = 'debmarshal-1'
virt_con.lookupByName(name).AndRaise(libvirt.libvirtError(
"Network doesn't exist"))
self.mox.ReplayAll()
self.assertEqual(domains._findUnusedName(virt_con), name)