def test_stop_backup_failed(tmp_backupdir, tmp_basedir):
vm = FakeVm()
dom = FakeDomainAdapter()
dom.errors["abortJob"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR], "Fake libvirt error")
fake_disks = create_fake_disks()
config = {'backup_id': BACKUP_ID, 'disks': fake_disks}
res = backup.start_backup(vm, dom, config)
verify_scratch_disks_exists(vm)
result_disks = res['result']['disks']
verify_backup_urls(BACKUP_ID, result_disks)
with pytest.raises(exception.BackupError):
backup.stop_backup(vm, dom, BACKUP_ID)
# Failed to stop, backup still alive
assert dom.backing_up
# verify scratch disks weren't removed
verify_scratch_disks_exists(vm)
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_start_backup_failed_get_checkpoint(tmp_backupdir, tmp_basedir):
vm = FakeVm()
dom = FakeDomainAdapter()
dom.errors["checkpointLookupByName"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR], "Fake libvirt error")
fake_disks = create_fake_disks()
config = {
'backup_id': BACKUP_1_ID,
'disks': fake_disks,
'to_checkpoint_id': CHECKPOINT_1_ID
}
res = backup.start_backup(vm, dom, config)
assert dom.backing_up
verify_scratch_disks_exists(vm)
# verify that the vm froze and thawed during the backup
assert vm.froze
assert vm.thawed
assert 'checkpoint' not in res['result']
result_disks = res['result']['disks']
verify_backup_urls(BACKUP_1_ID, result_disks)
backup.stop_backup(vm, dom, BACKUP_1_ID)
assert not dom.backing_up
verify_scratch_disks_removed(vm)
def checkpointLookupByName(self, checkpoint_id):
for checkpoint in self.output_checkpoints:
if checkpoint.getName() == checkpoint_id:
return checkpoint
raise fake.libvirt_error(
[libvirt.VIR_ERR_NO_DOMAIN_CHECKPOINT], "Checkpoint not found")
def test_backup_info_get_xml_desc_failed():
vm = FakeVm()
dom = FakeDomainAdapter()
dom.errors["backupGetXMLDesc"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR], "Fakse libvirt error")
with pytest.raises(exception.BackupError):
backup.backup_info(vm, dom, BACKUP_ID)
def test_backup_info_no_backup_running():
vm = FakeVm()
dom = FakeDomainAdapter()
dom.errors["backupGetXMLDesc"] = fake.libvirt_error(
[libvirt.VIR_ERR_NO_DOMAIN_BACKUP], "Fake libvirt error")
with pytest.raises(exception.NoSuchBackupError):
backup.backup_info(vm, dom, BACKUP_ID)
def test_stop_non_existing_backup():
vm = FakeVm()
dom = FakeDomainAdapter()
dom.errors["backupGetXMLDesc"] = fake.libvirt_error(
[libvirt.VIR_ERR_NO_DOMAIN_BACKUP], "Fake libvirt error")
# test that nothing is raised when stopping non-existing backup
backup.stop_backup(vm, dom, BACKUP_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_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 checkpointCreateXML(self, checkpoint_xml, flags=None):
assert flags == libvirt.VIR_DOMAIN_CHECKPOINT_CREATE_REDEFINE
# validate the given checkpoint XML according to the
# initialized output_checkpoints, in case output_checkpoints
# isn't initialized the validation will be skipped
if self.output_checkpoints:
indented_checkpoint_xml = indented(checkpoint_xml)
for checkpoint in self.output_checkpoints:
expected_checkpoint_xml = indented(checkpoint.getXMLDesc())
if indented_checkpoint_xml == expected_checkpoint_xml:
return
raise fake.libvirt_error(
[libvirt.VIR_ERR_INVALID_DOMAIN_CHECKPOINT,
'', "Invalid checkpoint error"],
"Fake checkpoint error")
def test_backup_begin_freeze_failed(tmp_backupdir, tmp_basedir):
vm = FakeVm()
vm.errors["freeze"] = fake.libvirt_error([libvirt.VIR_ERR_INTERNAL_ERROR],
"Fake libvirt error")
dom = FakeDomainAdapter()
fake_disks = create_fake_disks()
config = {'backup_id': BACKUP_ID, 'disks': fake_disks}
with pytest.raises(libvirt.libvirtError):
backup.start_backup(vm, dom, config)
verify_scratch_disks_removed(vm)
# verify that the vm didn't froze but thawed during the backup
assert not vm.froze
assert vm.thawed
def test_redefine_checkpoints_failed():
dom = FakeDomainAdapter()
# simulating an error that raised during
# checkpointCreateXML() method in libvirt.
error_msg = "Create checkpoint XML Error"
dom.errors["checkpointCreateXML"] = fake.libvirt_error(
[libvirt.VIR_ERR_INTERNAL_ERROR, '', error_msg], "Fake libvirt error")
vm = FakeVm()
res = backup.redefine_checkpoints(vm, dom, FAKE_CHECKPOINT_CFG)
expected_result = {
'checkpoint_ids': [],
'error': {
'code': 1,
'message': error_msg
}
}
assert res["result"] == expected_result
def checkpointLookupByName(self, checkpoint_id):
if self.checkpoint is None:
raise fake.libvirt_error([libvirt.VIR_ERR_NO_DOMAIN_CHECKPOINT],
"Checkpoint not found")
return self.checkpoint
