nova/nova/tests/unit/api/openstack/compute/test_scheduler_hints.py

255 lines
9.0 KiB
Python

# Copyright 2011 OpenStack Foundation
# All Rights Reserved.
#
# 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 datetime
from oslo_config import cfg
from oslo_serialization import jsonutils
from nova.api.openstack import compute
from nova.api.openstack.compute import extension_info
from nova.api.openstack.compute.legacy_v2 import servers as servers_v2
from nova.api.openstack.compute import servers as servers_v21
from nova.api.openstack import extensions
import nova.compute.api
from nova.compute import flavors
from nova import db
from nova import test
from nova.tests.unit.api.openstack import fakes
from nova.tests.unit import fake_instance
from nova.tests.unit.image import fake
UUID = fakes.FAKE_UUID
CONF = cfg.CONF
class SchedulerHintsTestCaseV21(test.TestCase):
def setUp(self):
super(SchedulerHintsTestCaseV21, self).setUp()
self.fake_instance = fakes.stub_instance(1, uuid=UUID)
self._set_up_router()
def _set_up_router(self):
self.app = compute.APIRouterV21(init_only=('servers',
'os-scheduler-hints'))
def _get_request(self):
return fakes.HTTPRequest.blank('/fake/servers')
def test_create_server_without_hints(self):
def fake_create(*args, **kwargs):
self.assertEqual(kwargs['scheduler_hints'], {})
return ([self.fake_instance], '')
self.stubs.Set(nova.compute.api.API, 'create', fake_create)
req = self._get_request()
req.method = 'POST'
req.content_type = 'application/json'
body = {'server': {
'name': 'server_test',
'imageRef': 'cedef40a-ed67-4d10-800e-17455edce175',
'flavorRef': '1',
}}
req.body = jsonutils.dumps(body)
res = req.get_response(self.app)
self.assertEqual(202, res.status_int)
def _test_create_server_with_hint(self, hint):
def fake_create(*args, **kwargs):
self.assertEqual(kwargs['scheduler_hints'], hint)
return ([self.fake_instance], '')
self.stubs.Set(nova.compute.api.API, 'create', fake_create)
req = self._get_request()
req.method = 'POST'
req.content_type = 'application/json'
body = {
'server': {
'name': 'server_test',
'imageRef': 'cedef40a-ed67-4d10-800e-17455edce175',
'flavorRef': '1',
},
'os:scheduler_hints': hint,
}
req.body = jsonutils.dumps(body)
res = req.get_response(self.app)
self.assertEqual(202, res.status_int)
def test_create_server_with_group_hint(self):
self._test_create_server_with_hint({'group': 'foo'})
def test_create_server_with_different_host_hint(self):
self._test_create_server_with_hint(
{'different_host': '9c47bf55-e9d8-42da-94ab-7f9e80cd1857'})
self._test_create_server_with_hint(
{'different_host': ['9c47bf55-e9d8-42da-94ab-7f9e80cd1857',
'82412fa6-0365-43a9-95e4-d8b20e00c0de']})
def _create_server_with_scheduler_hints_bad_request(self, param):
req = self._get_request()
req.method = 'POST'
req.content_type = 'application/json'
body = {
'server': {
'name': 'server_test',
'imageRef': 'cedef40a-ed67-4d10-800e-17455edce175',
'flavorRef': '1',
},
'os:scheduler_hints': param,
}
req.body = jsonutils.dumps(body)
res = req.get_response(self.app)
self.assertEqual(400, res.status_int)
def test_create_server_bad_hints_non_dict(self):
self._create_server_with_scheduler_hints_bad_request('non-dict')
def test_create_server_bad_hints_long_group(self):
param = {'group': 'a' * 256}
self._create_server_with_scheduler_hints_bad_request(param)
def test_create_server_with_bad_different_host_hint(self):
param = {'different_host': 'non-server-id'}
self._create_server_with_scheduler_hints_bad_request(param)
param = {'different_host': ['non-server-id01', 'non-server-id02']}
self._create_server_with_scheduler_hints_bad_request(param)
class SchedulerHintsTestCaseV2(SchedulerHintsTestCaseV21):
def _set_up_router(self):
self.flags(
osapi_compute_extension=[
'nova.api.openstack.compute.contrib.select_extensions'],
osapi_compute_ext_list=['Scheduler_hints'])
self.app = compute.APIRouter(init_only=('servers',))
def _get_request(self):
return fakes.HTTPRequest.blank('/fake/servers')
def test_create_server_bad_hints_long_group(self):
# NOTE: v2.0 API cannot handle this bad request case now.
# We skip this test for v2.0.
pass
def test_create_server_with_bad_different_host_hint(self):
# NOTE: v2.0 API cannot handle this bad request case now.
# We skip this test for v2.0.
pass
class ServersControllerCreateTestV21(test.TestCase):
def setUp(self):
"""Shared implementation for tests below that create instance."""
super(ServersControllerCreateTestV21, self).setUp()
self.instance_cache_num = 0
self._set_up_controller()
def instance_create(context, inst):
inst_type = flavors.get_flavor_by_flavor_id(3)
image_uuid = '76fa36fc-c930-4bf3-8c8a-ea2a2420deb6'
def_image_ref = 'http://localhost/images/%s' % image_uuid
self.instance_cache_num += 1
instance = fake_instance.fake_db_instance(**{
'id': self.instance_cache_num,
'display_name': inst['display_name'] or 'test',
'uuid': fakes.FAKE_UUID,
'instance_type': inst_type,
'access_ip_v4': '1.2.3.4',
'access_ip_v6': 'fead::1234',
'image_ref': inst.get('image_ref', def_image_ref),
'user_id': 'fake',
'project_id': 'fake',
'reservation_id': inst['reservation_id'],
"created_at": datetime.datetime(2010, 10, 10, 12, 0, 0),
"updated_at": datetime.datetime(2010, 11, 11, 11, 0, 0),
"progress": 0,
"fixed_ips": [],
"task_state": "",
"vm_state": "",
"root_device_name": inst.get('root_device_name', 'vda'),
})
return instance
fake.stub_out_image_service(self.stubs)
self.stubs.Set(db, 'instance_create', instance_create)
def _set_up_controller(self):
ext_info = extension_info.LoadedExtensionInfo()
CONF.set_override('extensions_blacklist', 'os-scheduler-hints',
'osapi_v21')
self.no_scheduler_hints_controller = servers_v21.ServersController(
extension_info=ext_info)
def _verify_availability_zone(self, **kwargs):
self.assertNotIn('scheduler_hints', kwargs)
def _get_request(self):
return fakes.HTTPRequest.blank('/servers')
def _test_create_extra(self, params):
image_uuid = 'c905cedb-7281-47e4-8a62-f26bc5fc4c77'
server = dict(name='server_test', imageRef=image_uuid, flavorRef=2)
body = dict(server=server)
body.update(params)
req = self._get_request()
req.method = 'POST'
req.body = jsonutils.dumps(body)
req.headers["content-type"] = "application/json"
server = self.no_scheduler_hints_controller.create(
req, body=body).obj['server']
def test_create_instance_with_scheduler_hints_disabled(self):
hints = {'same_host': '48e6a9f6-30af-47e0-bc04-acaed113bb4e'}
params = {'OS-SCH-HNT:scheduler_hints': hints}
old_create = nova.compute.api.API.create
def create(*args, **kwargs):
self._verify_availability_zone(**kwargs)
return old_create(*args, **kwargs)
self.stubs.Set(nova.compute.api.API, 'create', create)
self._test_create_extra(params)
class ServersControllerCreateTestV2(ServersControllerCreateTestV21):
def _set_up_controller(self):
self.ext_mgr = extensions.ExtensionManager()
self.ext_mgr.extensions = {}
self.no_scheduler_hints_controller = servers_v2.Controller(
self.ext_mgr)
def _verify_availability_zone(self, **kwargs):
self.assertEqual(kwargs['scheduler_hints'], {})
def _get_request(self):
return fakes.HTTPRequest.blank('/fake/servers')