def test_failed_delete_checkpoint():
error_msg = "Internal delete error"
dom = FakeDomainAdapter()
checkpoint_2 = FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID, dom=dom)
# simulating an error that raised when calling the delete method
# of a specific checkpoint
checkpoint_2.errors["delete"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR, '', error_msg], "Fake libvirt error")
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID, dom=dom),
checkpoint_2
]
vm = FakeVm()
res = backup.delete_checkpoints(vm, dom,
[CHECKPOINT_1_ID, CHECKPOINT_2_ID])
expected_result = {
'checkpoint_ids': [CHECKPOINT_1_ID],
'error': {
'code': 1,
'message': error_msg
}
}
assert res["result"] == expected_result
res = backup.list_checkpoints(vm, dom)
assert res["result"] == [CHECKPOINT_2_ID]
def test_dump_checkpoint_lookup_failed():
dom = FakeDomainAdapter()
dom.errors["checkpointLookupByName"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR], "Fake libvirt error")
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID),
FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID)
]
with pytest.raises(libvirt.libvirtError) as e:
backup.dump_checkpoint(dom, CHECKPOINT_1_ID)
assert e.value.get_error_code() == libvirt.VIR_ERR_INTERNAL_ERROR
def test_dump_checkpoint():
dom = FakeDomainAdapter()
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID),
FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID)
]
for checkpoint_cfg in FAKE_CHECKPOINT_CFG:
res = backup.dump_checkpoint(dom, checkpoint_cfg['id'])
expected_result = {'checkpoint': checkpoint_cfg['xml']}
assert res["result"] == expected_result
def test_delete_one_checkpoint():
dom = FakeDomainAdapter()
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID, dom=dom),
FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID, dom=dom)
]
vm = FakeVm()
res = backup.delete_checkpoints(vm, dom, [CHECKPOINT_1_ID])
expected_result = {'checkpoint_ids': [CHECKPOINT_1_ID]}
assert res["result"] == expected_result
res = backup.list_checkpoints(vm, dom)
assert res["result"] == [CHECKPOINT_2_ID]
def test_dump_checkpoint_get_xml_failed():
checkpoint_2 = FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID)
# simulating an error that raised when calling the getXMLDesc method
# of a specific checkpoint
checkpoint_2.errors["getXMLDesc"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR, '', 'Internal get XML error'],
"Fake libvirt error")
dom = FakeDomainAdapter()
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID), checkpoint_2
]
with pytest.raises(libvirt.libvirtError) as e:
backup.dump_checkpoint(dom, CHECKPOINT_2_ID)
assert e.value.get_error_code() == libvirt.VIR_ERR_INTERNAL_ERROR
def test_dump_missing_checkpoint():
dom = FakeDomainAdapter()
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID),
]
with pytest.raises(exception.NoSuchCheckpointError):
backup.dump_checkpoint(dom, CHECKPOINT_2_ID)
def test_redefine_diskless_checkpoints_using_config():
diskless_checkpoint = FakeCheckpoint(DISKLESS_CHECKPOINT_XML,
DISKLESS_CHECKPOINT_ID)
dom = FakeDomainAdapter(output_checkpoints=[diskless_checkpoint])
vm = FakeVm()
fake_checkpoint_config_cfg = [
{
'id': DISKLESS_CHECKPOINT_ID,
'config': {
'backup_id': BACKUP_1_ID,
'disks': [],
'to_checkpoint_id': DISKLESS_CHECKPOINT_ID,
'creation_time': 1
}
},
]
res = backup.redefine_checkpoints(vm, dom, fake_checkpoint_config_cfg)
expected_result = {
'checkpoint_ids': [diskless_checkpoint.getName()],
}
assert res["result"] == expected_result
def test_delete_missing_checkpoint():
dom = FakeDomainAdapter()
dom.output_checkpoints = [
FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID, dom=dom)
]
vm = FakeVm()
res = backup.delete_checkpoints(vm, dom,
[CHECKPOINT_1_ID, CHECKPOINT_2_ID])
expected_result = {'checkpoint_ids': [CHECKPOINT_1_ID, CHECKPOINT_2_ID]}
# validate that the missing checkpoint reported as
# successfully removed
assert res["result"] == expected_result
res = backup.list_checkpoints(vm, dom)
assert res["result"] == []
def test_redefine_checkpoints_using_config():
checkpoint_1 = FakeCheckpoint(CHECKPOINT_1_WITH_CREATION_TIME_XML,
CHECKPOINT_1_ID)
checkpoint_2 = FakeCheckpoint(CHECKPOINT_2_WITH_CREATION_TIME_XML,
CHECKPOINT_2_ID)
dom = FakeDomainAdapter(output_checkpoints=[checkpoint_1, checkpoint_2])
vm = FakeVm()
fake_disks = create_fake_disks()
fake_checkpoint_config_cfg = [
{
'id': CHECKPOINT_1_ID,
'config': {
'backup_id': BACKUP_1_ID,
'disks': fake_disks,
'to_checkpoint_id': CHECKPOINT_1_ID,
'creation_time': 1
}
},
{
'id': CHECKPOINT_2_ID,
'config': {
'backup_id': BACKUP_2_ID,
'disks': fake_disks,
'from_checkpoint_id': CHECKPOINT_1_ID,
'to_checkpoint_id': CHECKPOINT_2_ID,
'creation_time': 2
}
},
]
res = backup.redefine_checkpoints(vm, dom, fake_checkpoint_config_cfg)
expected_result = {
'checkpoint_ids': [checkpoint_1.getName(),
checkpoint_2.getName()],
}
assert res["result"] == expected_result
<disk name='vda' checkpoint='bitmap'/>
</disks>
</domaincheckpoint>
""".format(CHECKPOINT_2_ID, BACKUP_2_ID, CHECKPOINT_1_ID)
MIXED_CHECKPOINT_XML = """
<domaincheckpoint>
<name>{}</name>
<description>checkpoint for backup '{}'</description>
<disks>
<disk name='sda' checkpoint='bitmap'/>
</disks>
</domaincheckpoint>
""".format(CHECKPOINT_1_ID, BACKUP_1_ID)
CHECKPOINT_1 = FakeCheckpoint(CHECKPOINT_1_XML, CHECKPOINT_1_ID)
CHECKPOINT_2 = FakeCheckpoint(CHECKPOINT_2_XML, CHECKPOINT_2_ID)
class FakeDrive(object):
def __init__(self, name, imageID, path=''):
self.name = name
self.imageID = imageID
self.diskType = 'file'
self.path = path
self.format = 'cow'
self.domainID = 'domain_id'
class FakeHSM(hsm.HSM):
def __init__(self):