386 lines
16 KiB
Python
386 lines
16 KiB
Python
# Copyright 2013 IBM Corp.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
import mock
|
|
from oslo_utils import timeutils
|
|
from oslo_versionedobjects import base as ovo_base
|
|
from oslo_versionedobjects import exception as ovo_exc
|
|
|
|
from nova.compute import manager as compute_manager
|
|
from nova import db
|
|
from nova import exception
|
|
from nova import objects
|
|
from nova.objects import aggregate
|
|
from nova.objects import service
|
|
from nova import test
|
|
from nova.tests.unit.objects import test_compute_node
|
|
from nova.tests.unit.objects import test_objects
|
|
|
|
NOW = timeutils.utcnow().replace(microsecond=0)
|
|
fake_service = {
|
|
'created_at': NOW,
|
|
'updated_at': None,
|
|
'deleted_at': None,
|
|
'deleted': False,
|
|
'id': 123,
|
|
'host': 'fake-host',
|
|
'binary': 'nova-fake',
|
|
'topic': 'fake-service-topic',
|
|
'report_count': 1,
|
|
'forced_down': False,
|
|
'disabled': False,
|
|
'disabled_reason': None,
|
|
'last_seen_up': None,
|
|
'version': service.SERVICE_VERSION,
|
|
}
|
|
|
|
OPTIONAL = ['availability_zone', 'compute_node']
|
|
|
|
|
|
class _TestServiceObject(object):
|
|
def supported_hv_specs_comparator(self, expected, obj_val):
|
|
obj_val = [inst.to_list() for inst in obj_val]
|
|
self.assertJsonEqual(expected, obj_val)
|
|
|
|
def pci_device_pools_comparator(self, expected, obj_val):
|
|
obj_val = obj_val.obj_to_primitive()
|
|
self.assertJsonEqual(expected, obj_val)
|
|
|
|
def comparators(self):
|
|
return {'stats': self.assertJsonEqual,
|
|
'host_ip': self.assertJsonEqual,
|
|
'supported_hv_specs': self.supported_hv_specs_comparator,
|
|
'pci_device_pools': self.pci_device_pools_comparator}
|
|
|
|
def subs(self):
|
|
return {'supported_hv_specs': 'supported_instances',
|
|
'pci_device_pools': 'pci_stats'}
|
|
|
|
def _test_query(self, db_method, obj_method, *args, **kwargs):
|
|
self.mox.StubOutWithMock(db, db_method)
|
|
db_exception = kwargs.pop('db_exception', None)
|
|
if db_exception:
|
|
getattr(db, db_method)(self.context, *args, **kwargs).AndRaise(
|
|
db_exception)
|
|
else:
|
|
getattr(db, db_method)(self.context, *args, **kwargs).AndReturn(
|
|
fake_service)
|
|
self.mox.ReplayAll()
|
|
obj = getattr(service.Service, obj_method)(self.context, *args,
|
|
**kwargs)
|
|
if db_exception:
|
|
self.assertIsNone(obj)
|
|
else:
|
|
self.compare_obj(obj, fake_service, allow_missing=OPTIONAL)
|
|
|
|
def test_get_by_id(self):
|
|
self._test_query('service_get', 'get_by_id', 123)
|
|
|
|
def test_get_by_host_and_topic(self):
|
|
self._test_query('service_get_by_host_and_topic',
|
|
'get_by_host_and_topic', 'fake-host', 'fake-topic')
|
|
|
|
def test_get_by_host_and_binary(self):
|
|
self._test_query('service_get_by_host_and_binary',
|
|
'get_by_host_and_binary', 'fake-host', 'fake-binary')
|
|
|
|
def test_get_by_host_and_binary_raises(self):
|
|
self._test_query('service_get_by_host_and_binary',
|
|
'get_by_host_and_binary', 'fake-host', 'fake-binary',
|
|
db_exception=exception.HostBinaryNotFound(
|
|
host='fake-host', binary='fake-binary'))
|
|
|
|
def test_get_by_compute_host(self):
|
|
self._test_query('service_get_by_compute_host', 'get_by_compute_host',
|
|
'fake-host')
|
|
|
|
def test_get_by_args(self):
|
|
self._test_query('service_get_by_host_and_binary', 'get_by_args',
|
|
'fake-host', 'fake-binary')
|
|
|
|
def test_create(self):
|
|
self.mox.StubOutWithMock(db, 'service_create')
|
|
db.service_create(self.context, {'host': 'fake-host',
|
|
'version': fake_service['version']}
|
|
).AndReturn(fake_service)
|
|
self.mox.ReplayAll()
|
|
service_obj = service.Service(context=self.context)
|
|
service_obj.host = 'fake-host'
|
|
service_obj.create()
|
|
self.assertEqual(fake_service['id'], service_obj.id)
|
|
self.assertEqual(service.SERVICE_VERSION, service_obj.version)
|
|
|
|
def test_recreate_fails(self):
|
|
self.mox.StubOutWithMock(db, 'service_create')
|
|
db.service_create(self.context, {'host': 'fake-host',
|
|
'version': fake_service['version']}
|
|
).AndReturn(fake_service)
|
|
self.mox.ReplayAll()
|
|
service_obj = service.Service(context=self.context)
|
|
service_obj.host = 'fake-host'
|
|
service_obj.create()
|
|
self.assertRaises(exception.ObjectActionError, service_obj.create)
|
|
|
|
def test_save(self):
|
|
self.mox.StubOutWithMock(db, 'service_update')
|
|
db.service_update(self.context, 123,
|
|
{'host': 'fake-host',
|
|
'version': fake_service['version']}
|
|
).AndReturn(fake_service)
|
|
self.mox.ReplayAll()
|
|
service_obj = service.Service(context=self.context)
|
|
service_obj.id = 123
|
|
service_obj.host = 'fake-host'
|
|
service_obj.save()
|
|
self.assertEqual(service.SERVICE_VERSION, service_obj.version)
|
|
|
|
@mock.patch.object(db, 'service_create',
|
|
return_value=fake_service)
|
|
def test_set_id_failure(self, db_mock):
|
|
service_obj = service.Service(context=self.context,
|
|
binary='nova-compute')
|
|
service_obj.create()
|
|
self.assertRaises(ovo_exc.ReadOnlyFieldError, setattr,
|
|
service_obj, 'id', 124)
|
|
|
|
def _test_destroy(self):
|
|
self.mox.StubOutWithMock(db, 'service_destroy')
|
|
db.service_destroy(self.context, 123)
|
|
self.mox.ReplayAll()
|
|
service_obj = service.Service(context=self.context)
|
|
service_obj.id = 123
|
|
service_obj.destroy()
|
|
|
|
def test_destroy(self):
|
|
# The test harness needs db.service_destroy to work,
|
|
# so avoid leaving it broken here after we're done
|
|
orig_service_destroy = db.service_destroy
|
|
try:
|
|
self._test_destroy()
|
|
finally:
|
|
db.service_destroy = orig_service_destroy
|
|
|
|
def test_get_by_topic(self):
|
|
self.mox.StubOutWithMock(db, 'service_get_all_by_topic')
|
|
db.service_get_all_by_topic(self.context, 'fake-topic').AndReturn(
|
|
[fake_service])
|
|
self.mox.ReplayAll()
|
|
services = service.ServiceList.get_by_topic(self.context, 'fake-topic')
|
|
self.assertEqual(1, len(services))
|
|
self.compare_obj(services[0], fake_service, allow_missing=OPTIONAL)
|
|
|
|
@mock.patch('nova.db.service_get_all_by_binary')
|
|
def test_get_by_binary(self, mock_get):
|
|
mock_get.return_value = [fake_service]
|
|
services = service.ServiceList.get_by_binary(self.context,
|
|
'fake-binary')
|
|
self.assertEqual(1, len(services))
|
|
mock_get.assert_called_once_with(self.context, 'fake-binary')
|
|
|
|
def test_get_by_host(self):
|
|
self.mox.StubOutWithMock(db, 'service_get_all_by_host')
|
|
db.service_get_all_by_host(self.context, 'fake-host').AndReturn(
|
|
[fake_service])
|
|
self.mox.ReplayAll()
|
|
services = service.ServiceList.get_by_host(self.context, 'fake-host')
|
|
self.assertEqual(1, len(services))
|
|
self.compare_obj(services[0], fake_service, allow_missing=OPTIONAL)
|
|
|
|
def test_get_all(self):
|
|
self.mox.StubOutWithMock(db, 'service_get_all')
|
|
db.service_get_all(self.context, disabled=False).AndReturn(
|
|
[fake_service])
|
|
self.mox.ReplayAll()
|
|
services = service.ServiceList.get_all(self.context, disabled=False)
|
|
self.assertEqual(1, len(services))
|
|
self.compare_obj(services[0], fake_service, allow_missing=OPTIONAL)
|
|
|
|
def test_get_all_with_az(self):
|
|
self.mox.StubOutWithMock(db, 'service_get_all')
|
|
self.mox.StubOutWithMock(aggregate.AggregateList,
|
|
'get_by_metadata_key')
|
|
db.service_get_all(self.context, disabled=None).AndReturn(
|
|
[dict(fake_service, topic='compute')])
|
|
agg = aggregate.Aggregate(context=self.context)
|
|
agg.name = 'foo'
|
|
agg.metadata = {'availability_zone': 'test-az'}
|
|
agg.create()
|
|
agg.hosts = [fake_service['host']]
|
|
aggregate.AggregateList.get_by_metadata_key(self.context,
|
|
'availability_zone', hosts=set(agg.hosts)).AndReturn([agg])
|
|
self.mox.ReplayAll()
|
|
services = service.ServiceList.get_all(self.context, set_zones=True)
|
|
self.assertEqual(1, len(services))
|
|
self.assertEqual('test-az', services[0].availability_zone)
|
|
|
|
def test_compute_node(self):
|
|
fake_compute_node = objects.ComputeNode._from_db_object(
|
|
self.context, objects.ComputeNode(),
|
|
test_compute_node.fake_compute_node)
|
|
self.mox.StubOutWithMock(objects.ComputeNodeList, 'get_all_by_host')
|
|
objects.ComputeNodeList.get_all_by_host(
|
|
self.context, 'fake-host').AndReturn(
|
|
[fake_compute_node])
|
|
self.mox.ReplayAll()
|
|
service_obj = service.Service(id=123, host="fake-host",
|
|
binary="nova-compute")
|
|
service_obj._context = self.context
|
|
self.assertEqual(service_obj.compute_node,
|
|
fake_compute_node)
|
|
# Make sure it doesn't re-fetch this
|
|
service_obj.compute_node
|
|
|
|
def test_load_when_orphaned(self):
|
|
service_obj = service.Service()
|
|
service_obj.id = 123
|
|
self.assertRaises(exception.OrphanedObjectError,
|
|
getattr, service_obj, 'compute_node')
|
|
|
|
@mock.patch.object(objects.ComputeNodeList, 'get_all_by_host')
|
|
def test_obj_make_compatible_for_compute_node(self, get_all_by_host):
|
|
service_obj = objects.Service(context=self.context)
|
|
fake_service_dict = fake_service.copy()
|
|
fake_compute_obj = objects.ComputeNode(host=fake_service['host'],
|
|
service_id=fake_service['id'])
|
|
get_all_by_host.return_value = [fake_compute_obj]
|
|
|
|
versions = ovo_base.obj_tree_get_versions('Service')
|
|
versions['ComputeNode'] = '1.10'
|
|
service_obj.obj_make_compatible_from_manifest(fake_service_dict, '1.9',
|
|
versions)
|
|
self.assertEqual(
|
|
fake_compute_obj.obj_to_primitive(target_version='1.10',
|
|
version_manifest=versions),
|
|
fake_service_dict['compute_node'])
|
|
|
|
@mock.patch('nova.db.service_get_minimum_version')
|
|
def test_get_minimum_version_none(self, mock_get):
|
|
mock_get.return_value = None
|
|
self.assertEqual(0,
|
|
objects.Service.get_minimum_version(self.context,
|
|
'nova-compute'))
|
|
mock_get.assert_called_once_with(self.context, 'nova-compute',
|
|
use_slave=False)
|
|
|
|
@mock.patch('nova.db.service_get_minimum_version')
|
|
def test_get_minimum_version(self, mock_get):
|
|
mock_get.return_value = 123
|
|
self.assertEqual(123,
|
|
objects.Service.get_minimum_version(self.context,
|
|
'nova-compute'))
|
|
mock_get.assert_called_once_with(self.context, 'nova-compute',
|
|
use_slave=False)
|
|
|
|
@mock.patch('nova.db.service_get_minimum_version')
|
|
@mock.patch('nova.objects.service.LOG')
|
|
def test_get_minimum_version_checks_binary(self, mock_log, mock_get):
|
|
mock_get.return_value = None
|
|
self.assertEqual(0,
|
|
objects.Service.get_minimum_version(self.context,
|
|
'nova-compute'))
|
|
self.assertFalse(mock_log.warning.called)
|
|
self.assertRaises(exception.ObjectActionError,
|
|
objects.Service.get_minimum_version,
|
|
self.context,
|
|
'compute')
|
|
self.assertTrue(mock_log.warning.called)
|
|
|
|
@mock.patch('nova.db.service_get_minimum_version', return_value=2)
|
|
def test_create_above_minimum(self, mock_get):
|
|
with mock.patch('nova.objects.service.SERVICE_VERSION',
|
|
new=3):
|
|
objects.Service(context=self.context,
|
|
binary='nova-compute').create()
|
|
|
|
@mock.patch('nova.db.service_get_minimum_version', return_value=2)
|
|
def test_create_equal_to_minimum(self, mock_get):
|
|
with mock.patch('nova.objects.service.SERVICE_VERSION',
|
|
new=2):
|
|
objects.Service(context=self.context,
|
|
binary='nova-compute').create()
|
|
|
|
@mock.patch('nova.db.service_get_minimum_version', return_value=2)
|
|
def test_create_below_minimum(self, mock_get):
|
|
with mock.patch('nova.objects.service.SERVICE_VERSION',
|
|
new=1):
|
|
self.assertRaises(exception.ServiceTooOld,
|
|
objects.Service(context=self.context,
|
|
binary='nova-compute',
|
|
).create)
|
|
|
|
|
|
class TestServiceObject(test_objects._LocalTest,
|
|
_TestServiceObject):
|
|
pass
|
|
|
|
|
|
class TestRemoteServiceObject(test_objects._RemoteTest,
|
|
_TestServiceObject):
|
|
pass
|
|
|
|
|
|
class TestServiceVersion(test.TestCase):
|
|
def _collect_things(self):
|
|
data = {
|
|
'compute_rpc': compute_manager.ComputeManager.target.version,
|
|
}
|
|
return data
|
|
|
|
def test_version(self):
|
|
calculated = self._collect_things()
|
|
self.assertEqual(
|
|
len(service.SERVICE_VERSION_HISTORY), service.SERVICE_VERSION + 1,
|
|
'Service version %i has no history. Please update '
|
|
'nova.objects.service.SERVICE_VERSION_HISTORY '
|
|
'and add %s to it' % (service.SERVICE_VERSION, repr(calculated)))
|
|
current = service.SERVICE_VERSION_HISTORY[service.SERVICE_VERSION]
|
|
self.assertEqual(
|
|
current, calculated,
|
|
'Changes detected that require a SERVICE_VERSION change. Please '
|
|
'increment nova.objects.service.SERVICE_VERSION')
|
|
|
|
def test_version_in_init(self):
|
|
self.assertRaises(exception.ObjectActionError,
|
|
objects.Service,
|
|
version=123)
|
|
|
|
def test_version_set_on_init(self):
|
|
self.assertEqual(service.SERVICE_VERSION,
|
|
objects.Service().version)
|
|
|
|
def test_version_loaded_from_db(self):
|
|
fake_version = fake_service['version'] + 1
|
|
fake_different_service = dict(fake_service)
|
|
fake_different_service['version'] = fake_version
|
|
obj = objects.Service()
|
|
obj._from_db_object(mock.sentinel.context, obj, fake_different_service)
|
|
self.assertEqual(fake_version, obj.version)
|
|
|
|
def test_save_noop_with_only_version(self):
|
|
o = objects.Service(context=mock.sentinel.context,
|
|
id=fake_service['id'])
|
|
o.obj_reset_changes(['id'])
|
|
self.assertEqual(set(['version']), o.obj_what_changed())
|
|
with mock.patch('nova.db.service_update') as mock_update:
|
|
o.save()
|
|
self.assertFalse(mock_update.called)
|
|
o.host = 'foo'
|
|
with mock.patch('nova.db.service_update') as mock_update:
|
|
mock_update.return_value = fake_service
|
|
o.save()
|
|
mock_update.assert_called_once_with(
|
|
mock.sentinel.context, fake_service['id'],
|
|
{'version': service.SERVICE_VERSION,
|
|
'host': 'foo'})
|