518 lines
22 KiB
Python
518 lines
22 KiB
Python
# Copyright 2018 Rackspace, US Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import testtools
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from tempest import config
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from tempest.lib.common.utils import data_utils
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from tempest.lib import decorators
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from tempest.lib import exceptions as tempest_exceptions
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from octavia_tempest_plugin.common import constants as const
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from octavia_tempest_plugin.tests import test_base
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from octavia_tempest_plugin.tests import waiters
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CONF = config.CONF
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class IPv6TrafficOperationsScenarioTest(
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test_base.LoadBalancerBaseTestWithCompute):
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"""Test traffic operations with an IPv6 VIP."""
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@classmethod
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def skip_checks(cls):
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super(IPv6TrafficOperationsScenarioTest, cls).skip_checks()
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if not CONF.validation.run_validation:
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raise cls.skipException('Traffic tests will not work without '
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'run_validation enabled.')
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if CONF.load_balancer.test_with_noop:
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raise cls.skipException('Traffic tests will not work in noop '
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'mode.')
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if not CONF.load_balancer.test_with_ipv6:
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raise cls.skipException('IPv6 traffic ops tests require Octavia '
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'IPv6 testing enabled')
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@classmethod
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def resource_setup(cls):
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"""Setup resources needed by the tests."""
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super(IPv6TrafficOperationsScenarioTest, cls).resource_setup()
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lb_name = data_utils.rand_name("lb_member_lb1_ipv6_ops")
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lb_kwargs = {const.PROVIDER: CONF.load_balancer.provider,
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const.NAME: lb_name}
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ip_version = 6
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cls._setup_lb_network_kwargs(lb_kwargs, ip_version)
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lb = cls.mem_lb_client.create_loadbalancer(**lb_kwargs)
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cls.lb_id = lb[const.ID]
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cls.addClassResourceCleanup(
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cls.mem_lb_client.cleanup_loadbalancer,
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cls.lb_id, cascade=True)
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cls.lb_vip_address = lb[const.VIP_ADDRESS]
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# Per protocol listeners and pools IDs
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cls.listener_ids = {}
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cls.pool_ids = {}
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# Don't use same ports for HTTP/l4_protocol and UDP because some
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# releases (<=train) don't support it
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cls._listener_pool_create(const.HTTP, 80)
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cls._listener_pool_create(const.TCP, 81)
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cls._listener_pool_create(const.UDP, 8080)
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@classmethod
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def _listener_pool_create(cls, protocol, protocol_port,
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algorithm=const.LB_ALGORITHM_ROUND_ROBIN):
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if (protocol == const.UDP and
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not cls.mem_listener_client.is_version_supported(
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cls.api_version, '2.1')):
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return
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waiters.wait_for_status(cls.mem_lb_client.show_loadbalancer,
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cls.lb_id, const.PROVISIONING_STATUS,
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const.ACTIVE,
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CONF.load_balancer.lb_build_interval,
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CONF.load_balancer.lb_build_timeout)
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listener_name = data_utils.rand_name("lb_member_listener1_ipv6_ops")
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listener_kwargs = {
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const.NAME: listener_name,
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const.PROTOCOL: protocol,
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const.PROTOCOL_PORT: protocol_port,
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const.LOADBALANCER_ID: cls.lb_id,
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# For branches that don't support multiple listeners in single
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# haproxy process and use haproxy>=1.8:
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const.CONNECTION_LIMIT: 200,
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}
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listener = cls.mem_listener_client.create_listener(**listener_kwargs)
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cls.listener_ids[protocol] = listener[const.ID]
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waiters.wait_for_status(cls.mem_lb_client.show_loadbalancer,
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cls.lb_id, const.PROVISIONING_STATUS,
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const.ACTIVE,
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CONF.load_balancer.build_interval,
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CONF.load_balancer.build_timeout)
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pool_name = data_utils.rand_name("lb_member_pool1_ipv6_ops")
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pool_kwargs = {
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const.NAME: pool_name,
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const.PROTOCOL: protocol,
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const.LB_ALGORITHM: algorithm,
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const.LISTENER_ID: cls.listener_ids[protocol],
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}
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pool = cls.mem_pool_client.create_pool(**pool_kwargs)
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cls.pool_ids[protocol] = pool[const.ID]
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waiters.wait_for_status(cls.mem_lb_client.show_loadbalancer,
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cls.lb_id, const.PROVISIONING_STATUS,
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const.ACTIVE,
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CONF.load_balancer.build_interval,
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CONF.load_balancer.build_timeout)
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def _test_ipv6_vip_mixed_ipv4_ipv6_members_traffic(
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self, protocol, protocol_port, persistent=True):
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"""Tests traffic through a loadbalancer with IPv4 and IPv6 members.
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* Set up members on a loadbalancer.
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* Test traffic to ensure it is balanced properly.
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"""
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# Set up Member 1 for Webserver 1
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member1_name = data_utils.rand_name("lb_member_member1-traffic")
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member1_kwargs = {
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const.POOL_ID: self.pool_ids[protocol],
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const.NAME: member1_name,
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const.ADMIN_STATE_UP: True,
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const.ADDRESS: self.webserver1_ip,
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const.PROTOCOL_PORT: 80,
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}
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if self.lb_member_1_subnet:
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member1_kwargs[const.SUBNET_ID] = self.lb_member_1_subnet[const.ID]
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member1 = self.mem_member_client.create_member(**member1_kwargs)
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self.addCleanup(
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self.mem_member_client.cleanup_member,
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member1[const.ID], pool_id=self.pool_ids[protocol],
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lb_client=self.mem_lb_client, lb_id=self.lb_id)
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waiters.wait_for_status(
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self.mem_lb_client.show_loadbalancer, self.lb_id,
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const.PROVISIONING_STATUS, const.ACTIVE,
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CONF.load_balancer.check_interval,
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CONF.load_balancer.check_timeout)
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# Set up Member 2 for Webserver 2
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member2_name = data_utils.rand_name("lb_member_member2-traffic")
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member2_kwargs = {
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const.POOL_ID: self.pool_ids[protocol],
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const.NAME: member2_name,
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const.ADMIN_STATE_UP: True,
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const.ADDRESS: self.webserver2_ipv6,
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const.PROTOCOL_PORT: 80,
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}
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if self.lb_member_2_ipv6_subnet:
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member2_kwargs[const.SUBNET_ID] = (
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self.lb_member_2_ipv6_subnet[const.ID])
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member2 = self.mem_member_client.create_member(**member2_kwargs)
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self.addCleanup(
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self.mem_member_client.cleanup_member,
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member2[const.ID], pool_id=self.pool_ids[protocol],
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lb_client=self.mem_lb_client, lb_id=self.lb_id)
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waiters.wait_for_status(
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self.mem_lb_client.show_loadbalancer, self.lb_id,
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const.PROVISIONING_STATUS, const.ACTIVE,
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CONF.load_balancer.check_interval,
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CONF.load_balancer.check_timeout)
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# Send some traffic
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self.check_members_balanced(self.lb_vip_address,
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protocol_port=protocol_port,
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protocol=protocol, persistent=persistent)
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@decorators.idempotent_id('219ac17d-c5c1-4e7e-a9d5-0764d7ce7746')
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def test_http_ipv6_vip_mixed_ipv4_ipv6_members_traffic(self):
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self._test_ipv6_vip_mixed_ipv4_ipv6_members_traffic(const.HTTP, 80)
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@decorators.idempotent_id('a4e8d5d1-03d5-4252-9300-e89b9b2bdafc')
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def test_tcp_ipv6_vip_mixed_ipv4_ipv6_members_traffic(self):
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self._test_ipv6_vip_mixed_ipv4_ipv6_members_traffic(const.TCP, 81,
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persistent=False)
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@decorators.idempotent_id('c468434d-bc84-4bfa-825f-d4761daa0d76')
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# Skipping test for amphora driver until "UDP load balancers cannot mix
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# protocol versions" (https://storyboard.openstack.org/#!/story/2003329) is
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# fixed
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@decorators.skip_because(
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bug='2003329',
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bug_type='storyboard',
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condition=CONF.load_balancer.provider in const.AMPHORA_PROVIDERS)
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def test_ipv6_vip_mixed_ipv4_ipv6_members_udp_traffic(self):
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if not self.mem_listener_client.is_version_supported(
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self.api_version, '2.1'):
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raise self.skipException('UDP listener support is only available '
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'in Octavia API version 2.1 or newer')
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self._test_ipv6_vip_mixed_ipv4_ipv6_members_traffic(const.UDP, 8080)
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def _test_ipv6_vip_ipv6_members_traffic(self, protocol, protocol_port,
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persistent=True):
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"""Tests traffic through a loadbalancer with IPv6 members.
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* Set up members on a loadbalancer.
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* Test traffic to ensure it is balanced properly.
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"""
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# Set up Member 1 for Webserver 1
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member1_name = data_utils.rand_name("lb_member_member1-traffic")
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member1_kwargs = {
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const.POOL_ID: self.pool_ids[protocol],
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const.NAME: member1_name,
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const.ADMIN_STATE_UP: True,
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const.ADDRESS: self.webserver1_ipv6,
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const.PROTOCOL_PORT: 80,
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}
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if self.lb_member_1_ipv6_subnet:
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member1_kwargs[const.SUBNET_ID] = (
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self.lb_member_1_ipv6_subnet[const.ID])
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member1 = self.mem_member_client.create_member(**member1_kwargs)
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self.addCleanup(
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self.mem_member_client.cleanup_member,
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member1[const.ID], pool_id=self.pool_ids[protocol],
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lb_client=self.mem_lb_client, lb_id=self.lb_id)
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waiters.wait_for_status(
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self.mem_lb_client.show_loadbalancer, self.lb_id,
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const.PROVISIONING_STATUS, const.ACTIVE,
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CONF.load_balancer.check_interval,
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CONF.load_balancer.check_timeout)
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# Set up Member 2 for Webserver 2
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member2_name = data_utils.rand_name("lb_member_member2-traffic")
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member2_kwargs = {
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const.POOL_ID: self.pool_ids[protocol],
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const.NAME: member2_name,
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const.ADMIN_STATE_UP: True,
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const.ADDRESS: self.webserver2_ipv6,
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const.PROTOCOL_PORT: 80,
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}
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if self.lb_member_2_ipv6_subnet:
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member2_kwargs[const.SUBNET_ID] = (
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self.lb_member_2_ipv6_subnet[const.ID])
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member2 = self.mem_member_client.create_member(**member2_kwargs)
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self.addCleanup(
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self.mem_member_client.cleanup_member,
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member2[const.ID], pool_id=self.pool_ids[protocol],
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lb_client=self.mem_lb_client, lb_id=self.lb_id)
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waiters.wait_for_status(
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self.mem_lb_client.show_loadbalancer, self.lb_id,
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const.PROVISIONING_STATUS, const.ACTIVE,
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CONF.load_balancer.check_interval,
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CONF.load_balancer.check_timeout)
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# Send some traffic
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self.check_members_balanced(self.lb_vip_address,
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protocol_port=protocol_port,
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protocol=protocol, persistent=persistent)
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@decorators.idempotent_id('dd75f41a-5b29-47ad-963d-3434f1056ca3')
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def test_http_ipv6_vip_ipv6_members_traffic(self):
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self._test_ipv6_vip_ipv6_members_traffic(const.HTTP, 80)
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@decorators.idempotent_id('9bb93619-14cb-45d9-ad60-2f80c201486a')
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def test_tcp_ipv6_vip_ipv6_members_traffic(self):
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self._test_ipv6_vip_ipv6_members_traffic(const.TCP, 81,
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persistent=False)
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@decorators.idempotent_id('26317013-a9b5-4a00-a993-d4c55b764e40')
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def test_ipv6_vip_ipv6_members_udp_traffic(self):
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if not self.mem_listener_client.is_version_supported(
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self.api_version, '2.1'):
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raise self.skipException('UDP listener support is only available '
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'in Octavia API version 2.1 or newer')
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self._test_ipv6_vip_ipv6_members_traffic(const.UDP, 8080)
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@decorators.idempotent_id('9bead31b-0760-4c8f-b70a-f758fc5edd6a')
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def test_ipv6_http_LC_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.HTTP, 90, const.LB_ALGORITHM_LEAST_CONNECTIONS)
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@decorators.idempotent_id('843a13f7-e00f-4151-8817-b5395eb69b52')
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def test_ipv6_tcp_LC_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.TCP, 91, const.LB_ALGORITHM_LEAST_CONNECTIONS, delay=0.2)
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@decorators.idempotent_id('cc0d55b1-87e8-4a87-bf50-66299947a469')
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def test_ipv6_udp_LC_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.UDP, 92, const.LB_ALGORITHM_LEAST_CONNECTIONS)
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@decorators.idempotent_id('84b23f68-4bc3-49e5-8372-60c25fe69613')
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def test_ipv6_http_RR_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.HTTP, 93, const.LB_ALGORITHM_ROUND_ROBIN)
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@decorators.idempotent_id('52c07510-5755-44a3-9231-64c9cbb4bbd4')
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def test_ipv6_tcp_RR_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.TCP, 94, const.LB_ALGORITHM_ROUND_ROBIN)
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@decorators.idempotent_id('df0417d9-dc72-4bb5-b3ce-1e2558a3c4a9')
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def test_ipv6_udp_RR_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.UDP, 95, const.LB_ALGORITHM_ROUND_ROBIN)
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@decorators.idempotent_id('d1256195-3d85-4ffd-bda3-1c0ab78b8ce1')
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def test_ipv6_http_SI_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.HTTP, 96, const.LB_ALGORITHM_SOURCE_IP)
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@decorators.idempotent_id('bf8504b6-b95a-4f8a-9032-ab432db46eec')
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def test_ipv6_tcp_SI_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.TCP, 97, const.LB_ALGORITHM_SOURCE_IP)
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@decorators.idempotent_id('ce75bf28-5288-4821-a603-460e602de8b9')
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def test_ipv6_udp_SI_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.UDP, 98, const.LB_ALGORITHM_SOURCE_IP)
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@decorators.idempotent_id('c11768f1-19b4-48cc-99a5-0737379b1957')
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def test_ipv6_http_SIP_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.HTTP, 99, const.LB_ALGORITHM_SOURCE_IP_PORT)
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@decorators.idempotent_id('fcfe2ab1-2c36-4793-a926-1fec589a9a2a')
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def test_ipv6_tcp_SIP_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.TCP, 100, const.LB_ALGORITHM_SOURCE_IP_PORT)
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@decorators.idempotent_id('80f31bc1-819e-4d9e-8820-bf3e28600540')
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def test_ipv6_udp_SIP_listener_with_allowed_cidrs(self):
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self._test_listener_with_allowed_cidrs(
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const.UDP, 101, const.LB_ALGORITHM_SOURCE_IP_PORT)
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def _test_listener_with_allowed_cidrs(self, protocol, protocol_port,
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algorithm, delay=None):
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"""Tests traffic through a loadbalancer with allowed CIDRs set.
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* Set up listener with allowed CIDRS (allow all) on a loadbalancer.
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* Set up pool on a loadbalancer
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* Set up members on a loadbalancer.
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* Test traffic to ensure it is balanced properly.
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* Update allowed CIDRs to restrict traffic to a small subnet.
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* Assert loadbalancer does not respond to client requests.
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"""
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if not self.mem_listener_client.is_version_supported(
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self.api_version, '2.12'):
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raise self.skipException('Allowed CIDRS in listeners is only '
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'available on Octavia API version 2.12 '
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'or newer.')
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listener_name = data_utils.rand_name("lb_member_listener2_cidrs")
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listener_kwargs = {
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const.NAME: listener_name,
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const.PROTOCOL: protocol,
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const.PROTOCOL_PORT: protocol_port,
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const.LOADBALANCER_ID: self.lb_id,
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const.ALLOWED_CIDRS: ['::/0']
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}
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listener = self.mem_listener_client.create_listener(**listener_kwargs)
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listener_id = listener[const.ID]
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self.addCleanup(
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self.mem_listener_client.cleanup_listener,
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listener_id,
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lb_client=self.mem_lb_client, lb_id=self.lb_id)
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waiters.wait_for_status(self.mem_lb_client.show_loadbalancer,
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self.lb_id, const.PROVISIONING_STATUS,
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const.ACTIVE,
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CONF.load_balancer.build_interval,
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CONF.load_balancer.build_timeout)
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pool_name = data_utils.rand_name("lb_member_pool3_cidrs")
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pool_kwargs = {
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const.NAME: pool_name,
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const.PROTOCOL: protocol,
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const.LB_ALGORITHM: algorithm,
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const.LISTENER_ID: listener_id,
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}
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# This is a special case as the reference driver does not support
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# SOURCE-IP-PORT. Since it runs with not_implemented_is_error, we must
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# handle this test case special.
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try:
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pool = self.mem_pool_client.create_pool(**pool_kwargs)
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except tempest_exceptions.NotImplemented as e:
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if algorithm != const.LB_ALGORITHM_SOURCE_IP_PORT:
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raise
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message = ("The configured provider driver '{driver}' "
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"does not support a feature required for this "
|
|
"test.".format(driver=CONF.load_balancer.provider))
|
|
if hasattr(e, 'resp_body'):
|
|
message = e.resp_body.get('faultstring', message)
|
|
raise testtools.TestCase.skipException(message)
|
|
|
|
pool_id = pool[const.ID]
|
|
self.addCleanup(
|
|
self.mem_pool_client.cleanup_pool,
|
|
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.build_interval,
|
|
CONF.load_balancer.build_timeout)
|
|
|
|
# Set up Member 1 for Webserver 1
|
|
member1_name = data_utils.rand_name("lb_member_member1-cidrs-traffic")
|
|
member1_kwargs = {
|
|
const.POOL_ID: pool_id,
|
|
const.NAME: member1_name,
|
|
const.ADMIN_STATE_UP: True,
|
|
const.ADDRESS: self.webserver1_ipv6,
|
|
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=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-cidrs-traffic")
|
|
member2_kwargs = {
|
|
const.POOL_ID: 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_subnet:
|
|
member2_kwargs[const.SUBNET_ID] = self.lb_member_2_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=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
|
|
members = 2
|
|
if algorithm == const.LB_ALGORITHM_SOURCE_IP:
|
|
members = 1
|
|
self.check_members_balanced(
|
|
self.lb_vip_address, protocol=protocol,
|
|
protocol_port=protocol_port, persistent=False,
|
|
traffic_member_count=members, delay=delay)
|
|
|
|
listener_kwargs = {
|
|
const.LISTENER_ID: listener_id,
|
|
const.ALLOWED_CIDRS: ['2001:db8:a0b:12f0::/128']
|
|
}
|
|
self.mem_listener_client.update_listener(**listener_kwargs)
|
|
waiters.wait_for_status(self.mem_lb_client.show_loadbalancer,
|
|
self.lb_id, const.PROVISIONING_STATUS,
|
|
const.ACTIVE,
|
|
CONF.load_balancer.build_interval,
|
|
CONF.load_balancer.build_timeout)
|
|
|
|
# NOTE: Before we start with the consistent response check, we must
|
|
# wait until Neutron completes the SG update.
|
|
# See https://bugs.launchpad.net/neutron/+bug/1866353.
|
|
def expect_timeout_error(address, protocol, protocol_port):
|
|
if protocol != const.UDP:
|
|
address = "[{}]".format(address)
|
|
try:
|
|
self.make_request(address, protocol=protocol,
|
|
protocol_port=protocol_port)
|
|
except tempest_exceptions.TimeoutException:
|
|
return True
|
|
return False
|
|
|
|
waiters.wait_until_true(
|
|
expect_timeout_error, address=self.lb_vip_address,
|
|
protocol=protocol, protocol_port=protocol_port)
|
|
|
|
# Assert that the server is consistently unavailable
|
|
if protocol == const.UDP:
|
|
url_for_vip = 'udp://[{}]:{}/'.format(self.lb_vip_address,
|
|
protocol_port)
|
|
else:
|
|
url_for_vip = 'http://[{}]:{}/'.format(self.lb_vip_address,
|
|
protocol_port)
|
|
self.assertConsistentResponse(
|
|
(None, None), url_for_vip, repeat=3, expect_connection_error=True)
|