def setUp(self):
# Default to enabling the filter
self.flags(enable_isolated_aggregate_filtering=True,
group='scheduler')
# Use a custom weigher that would prefer host1 if the isolate
# aggregate filter were not in place otherwise it's not deterministic
# whether we're landing on host2 because of the filter or just by
# chance.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
super(IsolateAggregateFilterTest, self).setUp()
self.image_service = nova.tests.unit.image.fake.FakeImageService()
# setting traits to flavors
flavor_body = {'flavor': {'name': 'test_flavor',
'ram': 512,
'vcpus': 1,
'disk': 1
}}
self.flavor_with_trait_dxva = self.api.post_flavor(flavor_body)
self.admin_api.post_extra_spec(
self.flavor_with_trait_dxva['id'],
{'extra_specs': {'trait:HW_GPU_API_DXVA': 'required'}})
flavor_body['flavor']['name'] = 'test_flavor1'
self.flavor_with_trait_sgx = self.api.post_flavor(flavor_body)
self.admin_api.post_extra_spec(
self.flavor_with_trait_sgx['id'],
{'extra_specs': {'trait:HW_CPU_X86_SGX': 'required'}})
self.flavor_without_trait = self.flavors[0]
with nova.utils.temporary_mutation(self.api, microversion='2.35'):
images = self.api.get_images()
self.image_id_without_trait = images[0]['id']
def setUp(self):
super(AntiAffinityMultiCreateRequest, self).setUp()
self.useFixture(policy_fixture.RealPolicyFixture())
self.useFixture(nova_fixtures.NeutronFixture(self))
self.useFixture(func_fixtures.PlacementFixture())
api_fixture = self.useFixture(nova_fixtures.OSAPIFixture(
api_version='v2.1'))
# The admin API is used to get the server details to verify the
# host on which the server was built.
self.admin_api = api_fixture.admin_api
self.api = api_fixture.api
image_fake.stub_out_image_service(self)
self.addCleanup(image_fake.FakeImageService_reset)
self.start_service('conductor')
# Use the latest microversion available to make sure something does
# not regress in new microversions; cap as necessary.
self.admin_api.microversion = 'latest'
self.api.microversion = 'latest'
self.useFixture(nova_fixtures.HostNameWeigherFixture())
# disable late check on compute node to mimic devstack.
self.flags(disable_group_policy_check_upcall=True,
group='workarounds')
self.start_service('scheduler')
self.start_service('compute', host='host1')
self.start_service('compute', host='host2')
def setUp(self):
super(MissingReqSpecInstanceGroupUUIDTestCase, self).setUp()
# Stub out external dependencies.
self.useFixture(nova_fixtures.NeutronFixture(self))
self.useFixture(func_fixtures.PlacementFixture())
fake_image.stub_out_image_service(self)
self.addCleanup(fake_image.FakeImageService_reset)
# Configure the API to allow resizing to the same host so we can keep
# the number of computes down to two in the test.
self.flags(allow_resize_to_same_host=True)
# Start nova controller services.
api_fixture = self.useFixture(nova_fixtures.OSAPIFixture(
api_version='v2.1'))
self.api = api_fixture.admin_api
self.start_service('conductor')
# Use a custom weigher to make sure that we have a predictable
# scheduling sort order.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
self.start_service('scheduler')
# Start two computes, one where the server will be created and another
# where we'll cold migrate it.
self.computes = {} # keep track of the compute services per host name
for host in ('host1', 'host2'):
compute_service = self.start_service('compute', host=host)
self.computes[host] = compute_service
def setUp(self):
# Default to enabling the filter
self.flags(query_placement_for_availability_zone=True,
group='scheduler')
# Use custom weigher to make sure that we have a predictable
# scheduling sort order.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
super(AvailabilityZoneFilterTest, self).setUp()
def setUp(self):
# Use a custom weigher to make sure that we have a predictable host
# selection order during scheduling
self.useFixture(nova_fixtures.HostNameWeigherFixture())
super(PinnedComputeRpcTests, self).setUp()
self.compute1 = self._start_compute(host='host1')
self.compute2 = self._start_compute(host='host2')
self.compute3 = self._start_compute(host='host3')
def setUp(self):
super(SchedulerOnlyChecksTargetTest, self).setUp()
self.useFixture(policy_fixture.RealPolicyFixture())
# The NeutronFixture is needed to stub out validate_networks in API.
self.flags(use_neutron=True)
self.useFixture(nova_fixtures.NeutronFixture(self))
# We need the computes reporting into placement for the filter
# scheduler to pick a host.
self.useFixture(func_fixtures.PlacementFixture())
api_fixture = self.useFixture(
nova_fixtures.OSAPIFixture(api_version='v2.1'))
# The admin API is used to get the server details to verify the
# host on which the server was built.
self.admin_api = api_fixture.admin_api
self.api = api_fixture.api
# the image fake backend needed for image discovery
image_fake.stub_out_image_service(self)
self.addCleanup(image_fake.FakeImageService_reset)
self.start_service('conductor')
# We have to get the image before we use 2.latest otherwise we'll get
# a 404 on the /images proxy API because of 2.36.
self.image_id = self.api.get_images()[0]['id']
# Use the latest microversion available to make sure something does
# not regress in new microversions; cap as necessary.
self.admin_api.microversion = 'latest'
self.api.microversion = 'latest'
# Define a very basic scheduler that only verifies if host is down.
self.flags(enabled_filters=['ComputeFilter'], group='filter_scheduler')
# NOTE(sbauza): Use the HostNameWeigherFixture so we are sure that
# we prefer first host1 for the boot request and forget about any
# other weigher.
# Host2 should only be preferred over host3 if and only if that's the
# only host we verify (as requested_destination does).
self.useFixture(
nova_fixtures.HostNameWeigherFixture(weights={
'host1': 100,
'host2': 1,
'host3': 50
}))
self.start_service('scheduler')
# Let's now start three compute nodes as we said above.
self.start_service('compute', host='host1')
self.start_service('compute', host='host2')
self.start_service('compute', host='host3')
self.useFixture(cast_as_call.CastAsCall(self))
def setUp(self):
self.flags(query_placement_for_routed_network_aggregates=True,
group='scheduler')
# We will create 5 hosts, let's make sure we order them by their index.
weights = {
'host1': 500,
'host2': 400,
'host3': 300,
'host4': 200,
'host5': 100
}
self.useFixture(nova_fixtures.HostNameWeigherFixture(weights=weights))
super().setUp()
# Amend the usual neutron fixture with specific routed networks
self.neutron = self.useFixture(NeutronRoutedNetworksFixture(self))
# let's create 5 computes with their respective records
for i in range(1, 6):
setattr(self, 'compute%s' % i, self._start_compute('host%s' % i))
setattr(self, 'compute%s_rp_uuid' % i,
self._get_provider_uuid_by_host('host%s' % i))
setattr(
self, 'compute%s_service_id' % i,
self.admin_api.get_services(host='host%s' % i,
binary='nova-compute')[0]['id'])
# Simulate the placement setup neutron does for multi segment networks
segment_ids = [segment["id"] for segment in self.neutron.segments]
self.assertEqual(2, len(segment_ids))
# We have 5 computes and the network has two segments. Let's create a
# setup where the network has segments on host2 to host5 but not on
# host1. The HostNameWeigherFixture prefers host1 over host2 over host3
# over host4 over host5. So this way we can check if the scheduler
# selects host with available network segment.
# The segments are for this net :
# * segment 0 is for host2, host4 and host5
# * segment 2 is for host3 and host5
self.segment_id_to_compute_rp_uuid = {
segment_ids[0]: [
self.compute2_rp_uuid, self.compute4_rp_uuid,
self.compute5_rp_uuid
],
segment_ids[1]: [self.compute3_rp_uuid, self.compute5_rp_uuid],
}
self._create_multisegment_placement_setup(
self.segment_id_to_compute_rp_uuid)
def setUp(self):
# Use a custom weigher to make sure that we have a predictable host
# selection order during scheduling
self.useFixture(nova_fixtures.HostNameWeigherFixture())
super(PinnedComputeRpcTests, self).setUp()
fake_notifier.stub_notifier(self)
self.addCleanup(fake_notifier.reset)
self.compute1 = self._start_compute(host='host1')
self.compute2 = self._start_compute(host='host2')
self.compute3 = self._start_compute(host='host3')
flavors = self.api.get_flavors()
self.flavor1 = flavors[0]
def setUp(self):
# Default to enabling the filter
self.flags(query_placement_for_availability_zone=True,
group='scheduler')
# Use custom weigher to make sure that we have a predictable
# scheduling sort order.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
# NOTE(danms): Do this before calling setUp() so that
# the scheduler service that is started sees the new value
filters = CONF.filter_scheduler.enabled_filters
filters.remove('AvailabilityZoneFilter')
self.flags(enabled_filters=filters, group='filter_scheduler')
super(AvailabilityZoneFilterTest, self).setUp()
def setUp(self):
# Use a custom weigher that would prefer host1 if the forbidden
# aggregate filter were not in place otherwise it's not deterministic
# whether we're landing on host2 because of the filter or just by
# chance.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
# NOTE(danms): Do this before calling setUp() so that
# the scheduler service that is started sees the new value
filters = CONF.filter_scheduler.enabled_filters
filters.remove('AvailabilityZoneFilter')
# NOTE(shilpasd): To test `isolate_aggregates` request filter, removed
# following filters which also filters hosts based on aggregate
# metadata.
if 'AggregateImagePropertiesIsolation' in filters:
filters.remove('AggregateImagePropertiesIsolation')
if 'AggregateInstanceExtraSpecsFilter' in filters:
filters.remove('AggregateInstanceExtraSpecsFilter')
self.flags(enabled_filters=filters, group='filter_scheduler')
super(TestAggregateFiltersTogether, self).setUp()
# Default to enabling all filters
self.flags(limit_tenants_to_placement_aggregate=True,
group='scheduler')
self.flags(placement_aggregate_required_for_tenants=True,
group='scheduler')
self.flags(query_placement_for_availability_zone=True,
group='scheduler')
self.flags(enable_isolated_aggregate_filtering=True, group='scheduler')
# setting traits to flavors
flavor_body = {
'flavor': {
'name': 'test_flavor',
'ram': 512,
'vcpus': 1,
'disk': 1
}
}
self.flavor_with_trait_dxva = self.api.post_flavor(flavor_body)
self.admin_api.post_extra_spec(
self.flavor_with_trait_dxva['id'],
{'extra_specs': {
'trait:HW_GPU_API_DXVA': 'required'
}})
def setUp(self):
# Need to enable the JsonFilter before starting the scheduler service
# in the parent class.
enabled_filters = CONF.filter_scheduler.enabled_filters
if 'JsonFilter' not in enabled_filters:
enabled_filters.append('JsonFilter')
self.flags(enabled_filters=enabled_filters,
group='filter_scheduler')
# Use our custom weigher defined above to make sure that we have
# a predictable scheduling sort order during server create.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
super(JsonFilterTestCase, self).setUp()
# Now create two compute services which will have unique host and
# node names.
self._start_compute('host1')
self._start_compute('host2')
def setUp(self):
super(TestRequestSpecRetryReschedule, self).setUp()
self.useFixture(policy_fixture.RealPolicyFixture())
# The NeutronFixture is needed to stub out validate_networks in API.
self.useFixture(nova_fixtures.NeutronFixture(self))
# We need the computes reporting into placement for the filter
# scheduler to pick a host.
self.useFixture(func_fixtures.PlacementFixture())
api_fixture = self.useFixture(
nova_fixtures.OSAPIFixture(api_version='v2.1'))
# The admin API is used to get the server details to verify the
# host on which the server was built.
self.admin_api = api_fixture.admin_api
self.api = api_fixture.api
# the image fake backend needed for image discovery
image_fake.stub_out_image_service(self)
self.addCleanup(image_fake.FakeImageService_reset)
self.start_service('conductor')
# We have to get the image before we use 2.latest otherwise we'll get
# a 404 on the /images proxy API because of 2.36.
self.image_id = self.api.get_images()[0]['id']
# Use the latest microversion available to make sure something does
# not regress in new microversions; cap as necessary.
self.admin_api.microversion = 'latest'
self.api.microversion = 'latest'
# Use custom weigher to make sure that we have a predictable
# scheduling sort order.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
self.start_service('scheduler')
# Let's now start three compute nodes as we said above.
for host in ['host1', 'host2', 'host3']:
self.start_service('compute', host=host)
def setUp(self):
# Register a custom weigher for predictable scheduling results.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
super(MultiCellEvacuateTestCase, self).setUp()
def setUp(self):
super(AggregateMultiTenancyIsolationColdMigrateTest, self).setUp()
self.useFixture(nova_fixtures.RealPolicyFixture())
self.glance = self.useFixture(nova_fixtures.GlanceFixture(self))
self.useFixture(nova_fixtures.NeutronFixture(self))
self.useFixture(func_fixtures.PlacementFixture())
# Intentionally keep these separate since we want to create the
# server with the non-admin user in a different project.
admin_api_fixture = self.useFixture(
nova_fixtures.OSAPIFixture(api_version='v2.1',
project_id=uuids.admin_project))
self.admin_api = admin_api_fixture.admin_api
self.admin_api.microversion = 'latest'
user_api_fixture = self.useFixture(
nova_fixtures.OSAPIFixture(api_version='v2.1',
project_id=uuids.user_project))
self.api = user_api_fixture.api
self.api.microversion = 'latest'
self.start_service('conductor')
# Enable the AggregateMultiTenancyIsolation filter before starting the
# scheduler service.
enabled_filters = CONF.filter_scheduler.enabled_filters
if 'AggregateMultiTenancyIsolation' not in enabled_filters:
enabled_filters.append('AggregateMultiTenancyIsolation')
self.flags(enabled_filters=enabled_filters,
group='filter_scheduler')
# Add a custom weigher which will weigh host1, which will be in the
# admin project aggregate, higher than the other hosts which are in
# the non-admin project aggregate.
self.useFixture(nova_fixtures.HostNameWeigherFixture())
self.start_service('scheduler')
for host in ('host1', 'host2', 'host3'):
self.start_service('compute', host=host)
# Create an admin-only aggregate for the admin project. This is needed
# because if host1 is not in an aggregate with the filter_tenant_id
# metadata key, the filter will accept that host even for the non-admin
# project.
admin_aggregate = self._create_aggregate(self.admin_api,
'admin-aggregate')
self._add_host_to_aggregate(self.admin_api, admin_aggregate, 'host1')
# Restrict the admin project to the admin aggregate.
self._isolate_aggregate(self.admin_api, admin_aggregate,
uuids.admin_project)
# Create the tenant aggregate for the non-admin project.
tenant_aggregate = self._create_aggregate(self.admin_api,
'tenant-aggregate')
# Add two compute hosts to the tenant aggregate. We exclude host1
# since that is weighed higher due to HostNameWeigherFixture and we
# want to ensure the scheduler properly filters out host1 before we
# even get to weighing the selected hosts.
for host in ('host2', 'host3'):
self._add_host_to_aggregate(self.admin_api, tenant_aggregate, host)
# Restrict the non-admin project to the tenant aggregate.
self._isolate_aggregate(self.admin_api, tenant_aggregate,
uuids.user_project)
