openstack
/
octavia-tempest-plugin
Code Issues Proposed changes

Add traffic tests using an IPv6 VIP 

Adds a traffic scenario test that has an IPv6 VIP address and mixed
IPv4/IPv6 members. It tests that connections to the IPv6 VIP are
evenly balanced across the mixed members.

Change-Id: I6bb7be14379174be9018a74b07356ecd85089f45
Story: 1627892
Task: 27532
Depends-On: https://review.openstack.org/#/c/611460/
This commit is contained in:
Michael Johnson 2018-10-18 14:49:11 -07:00
parent 37fb30ec9b
commit 5a16ad3267
5 changed files with 221 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
octavia_tempest_plugin/tests/api/v2/test_load_balancer.py
View File

@ -108,12 +108,16 @@ class LoadBalancerAPITest(test_base.LoadBalancerBaseTest):
self.assertEqual(const.OFFLINE, lb[const.OPERATING_STATUS])
else:
self.assertEqual(const.ONLINE, lb[const.OPERATING_STATUS])
if ip_version == 4:
self.assertEqual(self.lb_member_vip_net[const.ID],
lb[const.VIP_NETWORK_ID])
else:
self.assertEqual(self.lb_member_vip_ipv6_net[const.ID],
lb[const.VIP_NETWORK_ID])
self.assertEqual(self.os_roles_lb_member.credentials.project_id,
lb[const.PROJECT_ID])
self.assertEqual(CONF.load_balancer.provider, lb[const.PROVIDER])
self.assertEqual(self.lb_member_vip_net[const.ID],
lb[const.VIP_NETWORK_ID])
self.assertIsNotNone(lb[const.VIP_PORT_ID])
if lb_kwargs[const.VIP_SUBNET_ID]:
self.assertEqual(lb_kwargs[const.VIP_ADDRESS],

169
octavia_tempest_plugin/tests/scenario/v2/test_ipv6_traffic_ops.py Normal file
View File

@ -0,0 +1,169 @@
# Copyright 2018 Rackspace, US Inc.
#
# 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.
from tempest import config
from tempest.lib.common.utils import data_utils
from tempest.lib import decorators
from octavia_tempest_plugin.common import constants as const
from octavia_tempest_plugin.tests import test_base
from octavia_tempest_plugin.tests import waiters
CONF = config.CONF
class IPv6TrafficOperationsScenarioTest(
test_base.LoadBalancerBaseTestWithCompute):
"""Test traffic operations with an IPv6 VIP."""
@classmethod
def skip_checks(cls):
super(IPv6TrafficOperationsScenarioTest, cls).skip_checks()
if not CONF.validation.run_validation:
raise cls.skipException('Traffic tests will not work without '
'run_validation enabled.')
if CONF.load_balancer.test_with_noop:
raise cls.skipException('Traffic tests will not work in noop '
'mode.')
if not CONF.load_balancer.test_with_ipv6:
raise cls.skipException('IPv6 traffic ops tests require Octavia '
'IPv6 testing enabled')
@classmethod
def resource_setup(cls):
"""Setup resources needed by the tests."""
super(IPv6TrafficOperationsScenarioTest, cls).resource_setup()
lb_name = data_utils.rand_name("lb_member_lb1_ipv6_ops")
lb_kwargs = {const.PROVIDER: CONF.load_balancer.provider,
const.NAME: lb_name}
ip_version = 6
cls._setup_lb_network_kwargs(lb_kwargs, ip_version)
lb = cls.mem_lb_client.create_loadbalancer(**lb_kwargs)
cls.lb_id = lb[const.ID]
cls.addClassResourceCleanup(
cls.mem_lb_client.cleanup_loadbalancer,
cls.lb_id)
cls.lb_vip_address = lb[const.VIP_ADDRESS]
waiters.wait_for_status(cls.mem_lb_client.show_loadbalancer,
cls.lb_id, const.PROVISIONING_STATUS,
const.ACTIVE,
CONF.load_balancer.lb_build_interval,
CONF.load_balancer.lb_build_timeout)
listener_name = data_utils.rand_name("lb_member_listener1_ipv6_ops")
listener_kwargs = {
const.NAME: listener_name,
const.PROTOCOL: const.HTTP,
const.PROTOCOL_PORT: '80',
const.LOADBALANCER_ID: cls.lb_id,
}
listener = cls.mem_listener_client.create_listener(**listener_kwargs)
cls.listener_id = listener[const.ID]
cls.addClassResourceCleanup(
cls.mem_listener_client.cleanup_listener,
cls.listener_id,
lb_client=cls.mem_lb_client, lb_id=cls.lb_id)
waiters.wait_for_status(cls.mem_lb_client.show_loadbalancer,
cls.lb_id, const.PROVISIONING_STATUS,
const.ACTIVE,
CONF.load_balancer.build_interval,
CONF.load_balancer.build_timeout)
pool_name = data_utils.rand_name("lb_member_pool1_ipv6_ops")
pool_kwargs = {
const.NAME: pool_name,
const.PROTOCOL: const.HTTP,
const.LB_ALGORITHM: const.LB_ALGORITHM_ROUND_ROBIN,
const.LISTENER_ID: cls.listener_id,
}
pool = cls.mem_pool_client.create_pool(**pool_kwargs)
cls.pool_id = pool[const.ID]
cls.addClassResourceCleanup(
cls.mem_pool_client.cleanup_pool,
cls.pool_id,
lb_client=cls.mem_lb_client, lb_id=cls.lb_id)
waiters.wait_for_status(cls.mem_lb_client.show_loadbalancer,
cls.lb_id, const.PROVISIONING_STATUS,
const.ACTIVE,
CONF.load_balancer.build_interval,
CONF.load_balancer.build_timeout)
@decorators.idempotent_id('219ac17d-c5c1-4e7e-a9d5-0764d7ce7746')
def test_ipv6_vip_mixed_ipv4_ipv6_members_traffic(self):
"""Tests traffic through a loadbalancer with IPv4 and IPv6 members.
* Set up members on a loadbalancer.
* Test traffic to ensure it is balanced properly.
"""
# Set up Member 1 for Webserver 1
member1_name = data_utils.rand_name("lb_member_member1-traffic")
member1_kwargs = {
const.POOL_ID: self.pool_id,
const.NAME: member1_name,
const.ADMIN_STATE_UP: True,
const.ADDRESS: self.webserver1_ip,
const.PROTOCOL_PORT: 80,
}
if self.lb_member_1_subnet:
member1_kwargs[const.SUBNET_ID] = self.lb_member_1_subnet[const.ID]
member1 = self.mem_member_client.create_member(
**member1_kwargs)
self.addCleanup(
self.mem_member_client.cleanup_member,
member1[const.ID], pool_id=self.pool_id,
lb_client=self.mem_lb_client, lb_id=self.lb_id)
waiters.wait_for_status(
self.mem_lb_client.show_loadbalancer, self.lb_id,
const.PROVISIONING_STATUS, const.ACTIVE,
CONF.load_balancer.check_interval,
CONF.load_balancer.check_timeout)
# Set up Member 2 for Webserver 2
member2_name = data_utils.rand_name("lb_member_member2-traffic")
member2_kwargs = {
const.POOL_ID: self.pool_id,
const.NAME: member2_name,
const.ADMIN_STATE_UP: True,
const.ADDRESS: self.webserver2_ipv6,
const.PROTOCOL_PORT: 80,
}
if self.lb_member_2_ipv6_subnet:
member2_kwargs[const.SUBNET_ID] = (
self.lb_member_2_ipv6_subnet[const.ID])
member2 = self.mem_member_client.create_member(
**member2_kwargs)
self.addCleanup(
self.mem_member_client.cleanup_member,
member2[const.ID], pool_id=self.pool_id,
lb_client=self.mem_lb_client, lb_id=self.lb_id)
waiters.wait_for_status(
self.mem_lb_client.show_loadbalancer, self.lb_id,
const.PROVISIONING_STATUS, const.ACTIVE,
CONF.load_balancer.check_interval,
CONF.load_balancer.check_timeout)
# Send some traffic
self.check_members_balanced(self.lb_vip_address)

8
octavia_tempest_plugin/tests/scenario/v2/test_load_balancer.py
View File

@ -79,8 +79,12 @@ class LoadBalancerScenarioTest(test_base.LoadBalancerBaseTest):
self.assertEqual(self.os_roles_lb_member.credentials.project_id,
lb[const.PROJECT_ID])
self.assertEqual(CONF.load_balancer.provider, lb[const.PROVIDER])
self.assertEqual(self.lb_member_vip_net[const.ID],
lb[const.VIP_NETWORK_ID])
if ip_version == 4:
self.assertEqual(self.lb_member_vip_net[const.ID],
lb[const.VIP_NETWORK_ID])
else:
self.assertEqual(self.lb_member_vip_ipv6_net[const.ID],
lb[const.VIP_NETWORK_ID])
self.assertIsNotNone(lb[const.VIP_PORT_ID])
if lb_kwargs[const.VIP_SUBNET_ID]:
self.assertEqual(lb_kwargs[const.VIP_SUBNET_ID],

58
octavia_tempest_plugin/tests/test_base.py
View File

@ -140,6 +140,7 @@ class LoadBalancerBaseTest(test.BaseTestCase):
cls.lb_member_2_net = {'id': uuidutils.generate_uuid()}
cls.lb_member_2_subnet = {'id': uuidutils.generate_uuid()}
if CONF.load_balancer.test_with_ipv6:
cls.lb_member_vip_ipv6_net = {'id': uuidutils.generate_uuid()}
cls.lb_member_vip_ipv6_subnet = {'id':
uuidutils.generate_uuid()}
cls.lb_member_1_ipv6_subnet = {'id': uuidutils.generate_uuid()}
@ -250,20 +251,30 @@ class LoadBalancerBaseTest(test.BaseTestCase):
# Create tenant VIP IPv6 subnet
if CONF.load_balancer.test_with_ipv6:
subnet_kwargs = {
'name': data_utils.rand_name("lb_member_vip_ipv6_subnet"),
'network_id': cls.lb_member_vip_net['id'],
'cidr': CONF.load_balancer.vip_ipv6_subnet_cidr,
'ip_version': 6}
result = cls.lb_mem_subnet_client.create_subnet(**subnet_kwargs)
cls.lb_member_vip_ipv6_subnet = result['subnet']
# See if ipv6-public-subnet exists and use it if so.
pub_ipv6_subnet = cls.os_admin.subnets_client.list_subnets(
name='ipv6-public-subnet')['subnets']
if len(pub_ipv6_subnet) == 1:
cls.lb_member_vip_ipv6_subnet = pub_ipv6_subnet[0]
cls.lb_member_vip_ipv6_net = {
'id': pub_ipv6_subnet[0]['network_id']}
else:
subnet_kwargs = {
'name': data_utils.rand_name("lb_member_vip_ipv6_subnet"),
'network_id': cls.lb_member_vip_net['id'],
'cidr': CONF.load_balancer.vip_ipv6_subnet_cidr,
'ip_version': 6}
result = cls.lb_mem_subnet_client.create_subnet(
**subnet_kwargs)
cls.lb_member_vip_ipv6_subnet = result['subnet']
cls.addClassResourceCleanup(
waiters.wait_for_not_found,
cls.lb_mem_subnet_client.delete_subnet,
cls.lb_mem_subnet_client.show_subnet,
cls.lb_member_vip_ipv6_subnet['id'])
LOG.info('lb_member_vip_ipv6_subnet: {}'.format(
cls.lb_member_vip_ipv6_subnet))
cls.addClassResourceCleanup(
waiters.wait_for_not_found,
cls.lb_mem_subnet_client.delete_subnet,
cls.lb_mem_subnet_client.show_subnet,
cls.lb_member_vip_ipv6_subnet['id'])
# Create tenant member 1 network
network_kwargs = {
@ -376,21 +387,27 @@ class LoadBalancerBaseTest(test.BaseTestCase):
use_fixed_ip=False):
if not ip_version:
ip_version = 6 if CONF.load_balancer.test_with_ipv6 else 4
if cls.lb_member_vip_subnet:
if cls.lb_member_vip_subnet or cls.lb_member_vip_ipv6_subnet:
ip_index = data_utils.rand_int_id(start=10, end=100)
while ip_index in cls.used_ips:
ip_index = data_utils.rand_int_id(start=10, end=100)
cls.used_ips.append(ip_index)
if ip_version == 4:
network = ipaddress.IPv4Network(
six.u(CONF.load_balancer.vip_subnet_cidr))
lb_vip_address = str(network[ip_index])
subnet_id = cls.lb_member_vip_subnet[const.ID]
if CONF.load_balancer.test_with_noop:
lb_vip_address = '198.18.33.33'
else:
subnet = cls.os_admin.subnets_client.show_subnet(subnet_id)
network = ipaddress.IPv4Network(subnet['subnet']['cidr'])
lb_vip_address = str(network[ip_index])
else:
network = ipaddress.IPv6Network(
six.u(CONF.load_balancer.vip_ipv6_subnet_cidr))
lb_vip_address = str(network[ip_index])
subnet_id = cls.lb_member_vip_ipv6_subnet[const.ID]
if CONF.load_balancer.test_with_noop:
lb_vip_address = '2001:db8:33:33:33:33:33:33'
else:
subnet = cls.os_admin.subnets_client.show_subnet(subnet_id)
network = ipaddress.IPv6Network(subnet['subnet']['cidr'])
lb_vip_address = str(network[ip_index])
lb_kwargs[const.VIP_SUBNET_ID] = subnet_id
if use_fixed_ip:
lb_kwargs[const.VIP_ADDRESS] = lb_vip_address
@ -769,6 +786,9 @@ class LoadBalancerBaseTestWithCompute(LoadBalancerBaseTest):
session = requests.Session()
response_counts = {}
if ipaddress.ip_address(vip_address).version == 6:
vip_address = '[{}]'.format(vip_address)
self._wait_for_lb_functional(vip_address)
# Send a number requests to lb vip

1
zuul.d/jobs.yaml
View File

@ -237,6 +237,7 @@
o-cw: true
o-hm: true
o-hk: true
q-agt: true
- job:
name: octavia-dsvm-noop-base