Test for changing QoS policy with min bw of bound port
Change-Id: I62f35ae133626217fe1b46ed13999665d4c1abba
Related-Bug: #1882804
Depends-On: https://review.opendev.org/c/openstack/devstack/+/769885
diff --git a/tempest/scenario/test_minbw_allocation_placement.py b/tempest/scenario/test_minbw_allocation_placement.py
index a9d15bc..8c2752d 100644
--- a/tempest/scenario/test_minbw_allocation_placement.py
+++ b/tempest/scenario/test_minbw_allocation_placement.py
@@ -20,6 +20,7 @@
from tempest.lib.common.utils import data_utils
from tempest.lib.common.utils import test_utils
from tempest.lib import decorators
+from tempest.lib import exceptions as lib_exc
from tempest.scenario import manager
@@ -54,6 +55,8 @@
# https://github.com/openstack/placement/blob/master/placement/
# db/constants.py#L16
PLACEMENT_MAX_INT = 0x7FFFFFFF
+ BANDWIDTH_1 = 1000
+ BANDWIDTH_2 = 2000
@classmethod
def setup_clients(cls):
@@ -61,6 +64,7 @@
cls.placement_client = cls.os_admin.placement_client
cls.networks_client = cls.os_admin.networks_client
cls.subnets_client = cls.os_admin.subnets_client
+ cls.ports_client = cls.os_primary.ports_client
cls.routers_client = cls.os_adm.routers_client
cls.qos_client = cls.os_admin.qos_client
cls.qos_min_bw_client = cls.os_admin.qos_min_bw_client
@@ -78,7 +82,6 @@
def setUp(self):
super(MinBwAllocationPlacementTest, self).setUp()
self._check_if_allocation_is_possible()
- self._create_network_and_qos_policies()
def _create_policy_and_min_bw_rule(self, name_prefix, min_kbps):
policy = self.qos_client.create_qos_policy(
@@ -99,7 +102,7 @@
return policy
- def _create_qos_policies(self):
+ def _create_qos_basic_policies(self):
self.qos_policy_valid = self._create_policy_and_min_bw_rule(
name_prefix='test_policy_valid',
min_kbps=self.SMALLEST_POSSIBLE_BW)
@@ -107,7 +110,20 @@
name_prefix='test_policy_not_valid',
min_kbps=self.PLACEMENT_MAX_INT)
- def _create_network_and_qos_policies(self):
+ def _create_qos_policies_from_life(self):
+ # For tempest-slow the max bandwidth configured is 1000000,
+ # https://opendev.org/openstack/tempest/src/branch/master/
+ # .zuul.yaml#L416-L420
+ self.qos_policy_1 = self._create_policy_and_min_bw_rule(
+ name_prefix='test_policy_1',
+ min_kbps=self.BANDWIDTH_1
+ )
+ self.qos_policy_2 = self._create_policy_and_min_bw_rule(
+ name_prefix='test_policy_2',
+ min_kbps=self.BANDWIDTH_2
+ )
+
+ def _create_network_and_qos_policies(self, policy_method):
physnet_name = CONF.network_feature_enabled.qos_placement_physnet
base_segm = \
CONF.network_feature_enabled.provider_net_base_segmentation_id
@@ -123,7 +139,7 @@
'provider:segmentation_id': base_segm
})
- self._create_qos_policies()
+ policy_method()
def _check_if_allocation_is_possible(self):
alloc_candidates = self.placement_client.list_allocation_candidates(
@@ -157,20 +173,29 @@
status=status, ready_wait=False, raise_on_error=False)
return server, port
- def _assert_allocation_is_as_expected(self, allocations, port_id):
- self.assertGreater(len(allocations['allocations']), 0)
+ def _assert_allocation_is_as_expected(self, consumer, port_ids,
+ min_kbps=SMALLEST_POSSIBLE_BW):
+ allocations = self.placement_client.list_allocations(
+ consumer)['allocations']
+ self.assertGreater(len(allocations), 0)
bw_resource_in_alloc = False
- for rp, resources in allocations['allocations'].items():
+ for rp, resources in allocations.items():
if self.INGRESS_RESOURCE_CLASS in resources['resources']:
+ self.assertEqual(
+ min_kbps,
+ resources['resources'][self.INGRESS_RESOURCE_CLASS])
bw_resource_in_alloc = True
allocation_rp = rp
- self.assertTrue(bw_resource_in_alloc)
+ if min_kbps:
+ self.assertTrue(bw_resource_in_alloc)
- # Check binding_profile of the port is not empty and equals with the
- # rp uuid
- port = self.os_admin.ports_client.show_port(port_id)
- self.assertEqual(allocation_rp,
- port['port']['binding:profile']['allocation'])
+ # Check binding_profile of the port is not empty and equals with
+ # the rp uuid
+ for port_id in port_ids:
+ port = self.os_admin.ports_client.show_port(port_id)
+ self.assertEqual(
+ allocation_rp,
+ port['port']['binding:profile']['allocation'])
@decorators.idempotent_id('78625d92-212c-400e-8695-dd51706858b8')
@utils.services('compute', 'network')
@@ -193,11 +218,11 @@
* Create port with invalid QoS policy, and try to boot VM with that,
it should fail.
"""
-
+ self._create_network_and_qos_policies(self._create_qos_basic_policies)
server1, valid_port = self._boot_vm_with_min_bw(
qos_policy_id=self.qos_policy_valid['id'])
- allocations = self.placement_client.list_allocations(server1['id'])
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server1['id'],
+ [valid_port['id']])
server2, not_valid_port = self._boot_vm_with_min_bw(
self.qos_policy_not_valid['id'], status='ERROR')
@@ -228,27 +253,28 @@
* If the VM goes to ACTIVE state check that allocations are as
expected.
"""
+ self._create_network_and_qos_policies(self._create_qos_basic_policies)
server, valid_port = self._boot_vm_with_min_bw(
qos_policy_id=self.qos_policy_valid['id'])
- allocations = self.placement_client.list_allocations(server['id'])
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server['id'],
+ [valid_port['id']])
self.servers_client.migrate_server(server_id=server['id'])
waiters.wait_for_server_status(
client=self.os_primary.servers_client, server_id=server['id'],
status='VERIFY_RESIZE', ready_wait=False, raise_on_error=False)
- allocations = self.placement_client.list_allocations(server['id'])
# TODO(lajoskatona): Check that the allocations are ok for the
# migration?
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server['id'],
+ [valid_port['id']])
self.servers_client.confirm_resize_server(server_id=server['id'])
waiters.wait_for_server_status(
client=self.os_primary.servers_client, server_id=server['id'],
status='ACTIVE', ready_wait=False, raise_on_error=True)
- allocations = self.placement_client.list_allocations(server['id'])
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server['id'],
+ [valid_port['id']])
@decorators.idempotent_id('c29e7fd3-035d-4993-880f-70819847683f')
@testtools.skipUnless(CONF.compute_feature_enabled.resize,
@@ -264,10 +290,11 @@
* If the VM goes to ACTIVE state check that allocations are as
expected.
"""
+ self._create_network_and_qos_policies(self._create_qos_basic_policies)
server, valid_port = self._boot_vm_with_min_bw(
qos_policy_id=self.qos_policy_valid['id'])
- allocations = self.placement_client.list_allocations(server['id'])
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server['id'],
+ [valid_port['id']])
old_flavor = self.flavors_client.show_flavor(
CONF.compute.flavor_ref)['flavor']
@@ -285,15 +312,176 @@
waiters.wait_for_server_status(
client=self.os_primary.servers_client, server_id=server['id'],
status='VERIFY_RESIZE', ready_wait=False, raise_on_error=False)
- allocations = self.placement_client.list_allocations(server['id'])
# TODO(lajoskatona): Check that the allocations are ok for the
# migration?
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server['id'],
+ [valid_port['id']])
self.servers_client.confirm_resize_server(server_id=server['id'])
waiters.wait_for_server_status(
client=self.os_primary.servers_client, server_id=server['id'],
status='ACTIVE', ready_wait=False, raise_on_error=True)
- allocations = self.placement_client.list_allocations(server['id'])
- self._assert_allocation_is_as_expected(allocations, valid_port['id'])
+ self._assert_allocation_is_as_expected(server['id'],
+ [valid_port['id']])
+
+ @decorators.idempotent_id('79fdaa1c-df62-4738-a0f0-1cff9dc415f6')
+ @utils.services('compute', 'network')
+ def test_qos_min_bw_allocation_update_policy(self):
+ """Test the update of QoS policy on bound port
+
+ Related RFE in neutron: #1882804
+ The scenario is the following:
+ * Have a port with QoS policy and minimum bandwidth rule.
+ * Boot a VM with the port.
+ * Update the port with a new policy with different minimum bandwidth
+ values.
+ * The allocation on placement side should be according to the new
+ rules.
+ """
+ if not utils.is_network_feature_enabled('update_port_qos'):
+ raise self.skipException("update_port_qos feature is not enabled")
+
+ self._create_network_and_qos_policies(
+ self._create_qos_policies_from_life)
+
+ port = self.create_port(
+ self.prov_network['id'], qos_policy_id=self.qos_policy_1['id'])
+
+ server1 = self.create_server(
+ networks=[{'port': port['id']}])
+
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_1)
+
+ self.ports_client.update_port(
+ port['id'],
+ **{'qos_policy_id': self.qos_policy_2['id']})
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_2)
+
+ # I changed my mind
+ self.ports_client.update_port(
+ port['id'],
+ **{'qos_policy_id': self.qos_policy_1['id']})
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_1)
+
+ # bad request....
+ self.qos_policy_not_valid = self._create_policy_and_min_bw_rule(
+ name_prefix='test_policy_not_valid',
+ min_kbps=self.PLACEMENT_MAX_INT)
+ port_orig = self.ports_client.show_port(port['id'])['port']
+ self.assertRaises(
+ lib_exc.Conflict,
+ self.ports_client.update_port,
+ port['id'], **{'qos_policy_id': self.qos_policy_not_valid['id']})
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_1)
+
+ port_upd = self.ports_client.show_port(port['id'])['port']
+ self.assertEqual(port_orig['qos_policy_id'],
+ port_upd['qos_policy_id'])
+ self.assertEqual(self.qos_policy_1['id'], port_upd['qos_policy_id'])
+
+ @decorators.idempotent_id('9cfc3bb8-f433-4c91-87b6-747cadc8958a')
+ @utils.services('compute', 'network')
+ def test_qos_min_bw_allocation_update_policy_from_zero(self):
+ """Test port without QoS policy to have QoS policy
+
+ This scenario checks if updating a port without QoS policy to
+ have QoS policy with minimum_bandwidth rule succeeds only on
+ controlplane, but placement allocation remains 0.
+ """
+ if not utils.is_network_feature_enabled('update_port_qos'):
+ raise self.skipException("update_port_qos feature is not enabled")
+
+ self._create_network_and_qos_policies(
+ self._create_qos_policies_from_life)
+
+ port = self.create_port(self.prov_network['id'])
+
+ server1 = self.create_server(
+ networks=[{'port': port['id']}])
+
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']], 0)
+
+ self.ports_client.update_port(
+ port['id'], **{'qos_policy_id': self.qos_policy_2['id']})
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']], 0)
+
+ @decorators.idempotent_id('a9725a70-1d28-4e3b-ae0e-450abc235962')
+ @utils.services('compute', 'network')
+ def test_qos_min_bw_allocation_update_policy_to_zero(self):
+ """Test port with QoS policy to remove QoS policy
+
+ In this scenario port with QoS minimum_bandwidth rule update to
+ remove QoS policy results in 0 placement allocation.
+ """
+ if not utils.is_network_feature_enabled('update_port_qos'):
+ raise self.skipException("update_port_qos feature is not enabled")
+
+ self._create_network_and_qos_policies(
+ self._create_qos_policies_from_life)
+
+ port = self.create_port(
+ self.prov_network['id'], qos_policy_id=self.qos_policy_1['id'])
+
+ server1 = self.create_server(
+ networks=[{'port': port['id']}])
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_1)
+
+ self.ports_client.update_port(
+ port['id'],
+ **{'qos_policy_id': None})
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']], 0)
+
+ @decorators.idempotent_id('756ced7f-6f1a-43e7-a851-2fcfc16f3dd7')
+ @utils.services('compute', 'network')
+ def test_qos_min_bw_allocation_update_with_multiple_ports(self):
+ if not utils.is_network_feature_enabled('update_port_qos'):
+ raise self.skipException("update_port_qos feature is not enabled")
+
+ self._create_network_and_qos_policies(
+ self._create_qos_policies_from_life)
+
+ port1 = self.create_port(
+ self.prov_network['id'], qos_policy_id=self.qos_policy_1['id'])
+ port2 = self.create_port(
+ self.prov_network['id'], qos_policy_id=self.qos_policy_2['id'])
+
+ server1 = self.create_server(
+ networks=[{'port': port1['id']}, {'port': port2['id']}])
+ self._assert_allocation_is_as_expected(
+ server1['id'], [port1['id'], port2['id']],
+ self.BANDWIDTH_1 + self.BANDWIDTH_2)
+
+ self.ports_client.update_port(
+ port1['id'],
+ **{'qos_policy_id': self.qos_policy_2['id']})
+ self._assert_allocation_is_as_expected(
+ server1['id'], [port1['id'], port2['id']],
+ 2 * self.BANDWIDTH_2)
+
+ @decorators.idempotent_id('0805779e-e03c-44fb-900f-ce97a790653b')
+ @utils.services('compute', 'network')
+ def test_empty_update(self):
+ if not utils.is_network_feature_enabled('update_port_qos'):
+ raise self.skipException("update_port_qos feature is not enabled")
+
+ self._create_network_and_qos_policies(
+ self._create_qos_policies_from_life)
+
+ port = self.create_port(
+ self.prov_network['id'], qos_policy_id=self.qos_policy_1['id'])
+
+ server1 = self.create_server(
+ networks=[{'port': port['id']}])
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_1)
+ self.ports_client.update_port(
+ port['id'],
+ **{'description': 'foo'})
+ self._assert_allocation_is_as_expected(server1['id'], [port['id']],
+ self.BANDWIDTH_1)