def test_different_host(self, _mock_novaclient, fake_extensions):
_mock_novaclient.return_value = fakes.FakeNovaClient()
fake_extensions.return_value = (
fakes.FakeNovaClient().list_extensions.show_all())
filt_cls = self.class_map['InstanceLocalityFilter']()
host = fakes.FakeHostState('host1', {})
uuid = nova.novaclient().servers.create('host2')
filter_properties = {
'context': self.context,
'scheduler_hints': {
'local_to_instance': uuid
}
}
self.assertFalse(filt_cls.host_passes(host, filter_properties))
def test_same_host(self, _mock_novaclient):
_mock_novaclient.return_value = fakes.FakeNovaClient()
filt_cls = self.class_map['InstanceLocalityFilter']()
host = fakes.FakeHostState('host1', {})
uuid = nova.novaclient().servers.create('host1')
filter_properties = {'context': self.context,
'scheduler_hints': {'local_to_instance': uuid}}
self.assertTrue(filt_cls.host_passes(host, filter_properties))
def test_nova_no_extended_server_attributes(self, _mock_novaclient):
_mock_novaclient.return_value = fakes.FakeNovaClient(
ext_srv_attr=False)
filt_cls = self.class_map['InstanceLocalityFilter']()
host = fakes.FakeHostState('host1', {})
uuid = nova.novaclient().servers.create('host1')
filter_properties = {'context': self.context,
'scheduler_hints': {'local_to_instance': uuid}}
self.assertRaises(exception.CinderException,
filt_cls.host_passes, host, filter_properties)
def test_nova_timeout(self, _mock_request, fake_extensions):
# Simulate a HTTP timeout
_mock_request.side_effect = request_exceptions.Timeout
fake_extensions.return_value = (
fakes.FakeNovaClient().list_extensions.show_all())
filt_cls = self.class_map['InstanceLocalityFilter']()
host = fakes.FakeHostState('host1', {})
filter_properties = \
{'context': self.context, 'scheduler_hints':
{'local_to_instance': 'e29b11d4-15ef-34a9-a716-598a6f0b5467'}}
self.assertRaises(exception.APITimeout, filt_cls.host_passes, host,
filter_properties)