Create basic traffic balancing scenario test
This patch implements a basic traffic test for the Octavia Tempest Plugin. Change-Id: If6ecf7b429e3dfab00342af0fde0dfdc875e907d Story: 2001387 Task: 19588
This commit is contained in:
parent
de3e0544f1
commit
cd72b56abe
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@ -248,7 +248,7 @@ class LoadBalancerAPITest(test_base.LoadBalancerBaseTest):
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pretest_lb_ids = [lb['id'] for lb in pretest_lbs]
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lb_name = data_utils.rand_name("lb_member_lb2-list")
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lb_description = 'B'
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lb_description = data_utils.rand_name('B')
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lb = self.mem_lb_client.create_loadbalancer(
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admin_state_up=True,
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@ -276,7 +276,7 @@ class LoadBalancerAPITest(test_base.LoadBalancerBaseTest):
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time.sleep(1)
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lb_name = data_utils.rand_name("lb_member_lb1-list")
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lb_description = 'A'
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lb_description = data_utils.rand_name('A')
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lb = self.mem_lb_client.create_loadbalancer(
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admin_state_up=True,
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@ -299,7 +299,7 @@ class LoadBalancerAPITest(test_base.LoadBalancerBaseTest):
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time.sleep(1)
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lb_name = data_utils.rand_name("lb_member_lb3-list")
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lb_description = 'C'
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lb_description = data_utils.rand_name('C')
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lb = self.mem_lb_client.create_loadbalancer(
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admin_state_up=False,
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@ -0,0 +1,173 @@
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# Copyright 2018 GoDaddy
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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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from oslo_log import log as logging
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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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import testtools
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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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LOG = logging.getLogger(__name__)
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@testtools.skipUnless(
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CONF.validation.run_validation,
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'Traffic tests will not work without run_validation enabled.')
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class TrafficOperationsScenarioTest(test_base.LoadBalancerBaseTestWithCompute):
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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(TrafficOperationsScenarioTest, cls).resource_setup()
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lb_name = data_utils.rand_name("lb_member_lb1_operations")
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lb_kwargs = {const.PROVIDER: CONF.load_balancer.provider,
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const.NAME: lb_name}
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# TODO(rm_work): Make this work with ipv6 and split this test for both
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ip_version = 4
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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)
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if CONF.validation.connect_method == 'floating':
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port_id = lb[const.VIP_PORT_ID]
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result = cls.lb_mem_float_ip_client.create_floatingip(
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floating_network_id=CONF.network.public_network_id,
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port_id=port_id)
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floating_ip = result['floatingip']
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LOG.info('lb1_floating_ip: {}'.format(floating_ip))
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_float_ip_client.delete_floatingip,
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cls.lb_mem_float_ip_client.show_floatingip,
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floatingip_id=floating_ip['id'])
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cls.lb_vip_address = floating_ip['floating_ip_address']
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else:
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cls.lb_vip_address = lb[const.VIP_ADDRESS]
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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_operations")
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listener_kwargs = {
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const.NAME: listener_name,
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const.PROTOCOL: const.HTTP,
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const.PROTOCOL_PORT: '80',
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const.LOADBALANCER_ID: cls.lb_id,
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}
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listener = cls.mem_listener_client.create_listener(**listener_kwargs)
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cls.listener_id = listener[const.ID]
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cls.addClassResourceCleanup(
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cls.mem_listener_client.cleanup_listener,
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cls.listener_id,
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lb_client=cls.mem_lb_client, lb_id=cls.lb_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_operations")
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pool_kwargs = {
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const.NAME: pool_name,
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const.PROTOCOL: const.HTTP,
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const.LB_ALGORITHM: const.LB_ALGORITHM_ROUND_ROBIN,
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const.LISTENER_ID: cls.listener_id,
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}
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pool = cls.mem_pool_client.create_pool(**pool_kwargs)
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cls.pool_id = pool[const.ID]
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cls.addClassResourceCleanup(
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cls.mem_pool_client.cleanup_pool,
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cls.pool_id,
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lb_client=cls.mem_lb_client, lb_id=cls.lb_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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@testtools.skipIf(CONF.load_balancer.test_with_noop,
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'Traffic tests will not work in noop mode.')
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@decorators.idempotent_id('6751135d-e15a-4e22-89f4-bfcc3408d424')
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def test_traffic(self):
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"""Tests sending traffic through a loadbalancer
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* Create a fully populated 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_id,
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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(
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**member1_kwargs)
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self.addClassResourceCleanup(
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self.mem_member_client.cleanup_member,
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member1[const.ID], pool_id=self.pool_id,
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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_id,
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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_ip,
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const.PROTOCOL_PORT: 80,
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}
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if self.lb_member_2_subnet:
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member2_kwargs[const.SUBNET_ID] = self.lb_member_2_subnet[const.ID]
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member2 = self.mem_member_client.create_member(
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**member2_kwargs)
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self.addClassResourceCleanup(
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self.mem_member_client.cleanup_member,
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member2[const.ID], pool_id=self.pool_id,
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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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@ -15,11 +15,13 @@
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import ipaddress
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import pkg_resources
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import random
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import requests
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import shlex
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import six
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import string
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import subprocess
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import tempfile
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import time
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from oslo_log import log as logging
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from oslo_utils import uuidutils
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@ -189,175 +191,6 @@ class LoadBalancerBaseTest(test.BaseTestCase):
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LOG.debug('Octavia Setup: lb_member_2_ipv6_subnet = {}'.format(
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cls.lb_member_2_ipv6_subnet[const.ID]))
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# If validation is disabled in this cloud, we won't be able to
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# start the webservers, so don't even boot them.
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if not CONF.validation.run_validation:
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return
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# Create a keypair for the webservers
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keypair_name = data_utils.rand_name('lb_member_keypair')
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result = cls.lb_mem_keypairs_client.create_keypair(
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name=keypair_name)
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cls.lb_member_keypair = result['keypair']
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LOG.info('lb_member_keypair: {}'.format(cls.lb_member_keypair))
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_keypairs_client.delete_keypair,
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cls.lb_mem_keypairs_client.show_keypair,
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keypair_name)
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if (CONF.load_balancer.enable_security_groups and
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CONF.network_feature_enabled.port_security):
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# Set up the security group for the webservers
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SG_name = data_utils.rand_name('lb_member_SG')
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cls.lb_member_sec_group = (
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cls.lb_mem_SG_client.create_security_group(
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name=SG_name)['security_group'])
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_SG_client.delete_security_group,
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cls.lb_mem_SG_client.show_security_group,
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cls.lb_member_sec_group['id'])
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# Create a security group rule to allow 80-81 (test webservers)
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SGr = cls.lb_mem_SGr_client.create_security_group_rule(
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direction='ingress',
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security_group_id=cls.lb_member_sec_group['id'],
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protocol='tcp',
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ethertype='IPv4',
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port_range_min=80,
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port_range_max=81)['security_group_rule']
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_SGr_client.delete_security_group_rule,
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cls.lb_mem_SGr_client.show_security_group_rule,
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SGr['id'])
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# Create a security group rule to allow 22 (ssh)
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SGr = cls.lb_mem_SGr_client.create_security_group_rule(
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direction='ingress',
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security_group_id=cls.lb_member_sec_group['id'],
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protocol='tcp',
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ethertype='IPv4',
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port_range_min=22,
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port_range_max=22)['security_group_rule']
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_SGr_client.delete_security_group_rule,
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cls.lb_mem_SGr_client.show_security_group_rule,
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SGr['id'])
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if CONF.load_balancer.test_with_ipv6:
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# Create a security group rule to allow 80-81 (test webservers)
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SGr = cls.lb_mem_SGr_client.create_security_group_rule(
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direction='ingress',
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security_group_id=cls.lb_member_sec_group['id'],
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protocol='tcp',
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ethertype='IPv6',
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port_range_min=80,
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port_range_max=81)['security_group_rule']
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_SGr_client.delete_security_group_rule,
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cls.lb_mem_SGr_client.show_security_group_rule,
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SGr['id'])
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# Create a security group rule to allow 22 (ssh)
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SGr = cls.lb_mem_SGr_client.create_security_group_rule(
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direction='ingress',
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security_group_id=cls.lb_member_sec_group['id'],
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protocol='tcp',
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ethertype='IPv6',
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port_range_min=22,
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port_range_max=22)['security_group_rule']
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cls.addClassResourceCleanup(
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waiters.wait_for_not_found,
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cls.lb_mem_SGr_client.delete_security_group_rule,
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cls.lb_mem_SGr_client.show_security_group_rule,
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SGr['id'])
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LOG.info('lb_member_sec_group: {}'.format(cls.lb_member_sec_group))
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# Create webserver 1 instance
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server_details = cls._create_webserver('lb_member_webserver1',
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cls.lb_member_1_net)
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cls.lb_member_webserver1 = server_details['server']
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cls.webserver1_ip = server_details.get('ipv4_address')
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cls.webserver1_ipv6 = server_details.get('ipv6_address')
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cls.webserver1_public_ip = server_details['public_ipv4_address']
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LOG.debug('Octavia Setup: lb_member_webserver1 = {}'.format(
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cls.lb_member_webserver1[const.ID]))
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LOG.debug('Octavia Setup: webserver1_ip = {}'.format(
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cls.webserver1_ip))
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LOG.debug('Octavia Setup: webserver1_ipv6 = {}'.format(
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cls.webserver1_ipv6))
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LOG.debug('Octavia Setup: webserver1_public_ip = {}'.format(
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cls.webserver1_public_ip))
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cls._install_start_webserver(cls.webserver1_public_ip,
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cls.lb_member_keypair['private_key'], 1)
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# Validate webserver 1
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cls._validate_webserver(cls.webserver1_public_ip, 1)
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# Create webserver 2 instance
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server_details = cls._create_webserver('lb_member_webserver2',
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cls.lb_member_2_net)
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cls.lb_member_webserver2 = server_details['server']
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cls.webserver2_ip = server_details.get('ipv4_address')
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cls.webserver2_ipv6 = server_details.get('ipv6_address')
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cls.webserver2_public_ip = server_details['public_ipv4_address']
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LOG.debug('Octavia Setup: lb_member_webserver2 = {}'.format(
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cls.lb_member_webserver2[const.ID]))
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LOG.debug('Octavia Setup: webserver2_ip = {}'.format(
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cls.webserver2_ip))
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LOG.debug('Octavia Setup: webserver2_ipv6 = {}'.format(
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cls.webserver2_ipv6))
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LOG.debug('Octavia Setup: webserver2_public_ip = {}'.format(
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cls.webserver2_public_ip))
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cls._install_start_webserver(cls.webserver2_public_ip,
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cls.lb_member_keypair['private_key'], 5)
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# Validate webserver 2
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cls._validate_webserver(cls.webserver2_public_ip, 5)
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@classmethod
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def _install_start_webserver(cls, ip_address, ssh_key, start_id):
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local_file = pkg_resources.resource_filename(
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'octavia_tempest_plugin.contrib.httpd', 'httpd.bin')
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dest_file = '/dev/shm/httpd.bin'
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linux_client = remote_client.RemoteClient(
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ip_address, CONF.validation.image_ssh_user, pkey=ssh_key)
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linux_client.validate_authentication()
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with tempfile.NamedTemporaryFile() as key:
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key.write(ssh_key.encode('utf-8'))
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key.flush()
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cmd = ("scp -v -o UserKnownHostsFile=/dev/null "
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"-o StrictHostKeyChecking=no "
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"-o ConnectTimeout={0} -o ConnectionAttempts={1} "
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"-i {2} {3} {4}@{5}:{6}").format(
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CONF.load_balancer.scp_connection_timeout,
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CONF.load_balancer.scp_connection_attempts,
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key.name, local_file, CONF.validation.image_ssh_user,
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ip_address, dest_file)
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args = shlex.split(cmd)
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subprocess_args = {'stdout': subprocess.PIPE,
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'stderr': subprocess.STDOUT,
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'cwd': None}
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proc = subprocess.Popen(args, **subprocess_args)
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stdout, stderr = proc.communicate()
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if proc.returncode != 0:
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raise exceptions.CommandFailed(proc.returncode, cmd,
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stdout, stderr)
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linux_client.exec_command('sudo screen -d -m {0} -port 80 '
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'-id {1}'.format(dest_file, start_id))
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linux_client.exec_command('sudo screen -d -m {0} -port 81 '
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'-id {1}'.format(dest_file, start_id + 1))
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@classmethod
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def _create_networks(cls):
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"""Creates networks, subnets, and routers used in tests.
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@ -519,6 +352,173 @@ class LoadBalancerBaseTest(test.BaseTestCase):
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cls.lb_mem_subnet_client.show_subnet,
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cls.lb_member_2_ipv6_subnet['id'])
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@classmethod
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def _setup_lb_network_kwargs(cls, lb_kwargs, ip_version):
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if cls.lb_member_vip_subnet:
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ip_index = data_utils.rand_int_id(start=10, end=100)
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if ip_version == 4:
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network = ipaddress.IPv4Network(
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six.u(CONF.load_balancer.vip_subnet_cidr))
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lb_vip_address = str(network[ip_index])
|
||||
subnet_id = cls.lb_member_vip_subnet[const.ID]
|
||||
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]
|
||||
lb_kwargs[const.VIP_SUBNET_ID] = subnet_id
|
||||
lb_kwargs[const.VIP_ADDRESS] = lb_vip_address
|
||||
if CONF.load_balancer.test_with_noop:
|
||||
lb_kwargs[const.VIP_NETWORK_ID] = (
|
||||
cls.lb_member_vip_net[const.ID])
|
||||
else:
|
||||
lb_kwargs[const.VIP_NETWORK_ID] = cls.lb_member_vip_net[const.ID]
|
||||
lb_kwargs[const.VIP_SUBNET_ID] = None
|
||||
|
||||
|
||||
class LoadBalancerBaseTestWithCompute(LoadBalancerBaseTest):
|
||||
@classmethod
|
||||
def resource_setup(cls):
|
||||
super(LoadBalancerBaseTestWithCompute, cls).resource_setup()
|
||||
# If validation is disabled in this cloud, we won't be able to
|
||||
# start the webservers, so don't even boot them.
|
||||
if not CONF.validation.run_validation:
|
||||
return
|
||||
|
||||
# Create a keypair for the webservers
|
||||
keypair_name = data_utils.rand_name('lb_member_keypair')
|
||||
result = cls.lb_mem_keypairs_client.create_keypair(
|
||||
name=keypair_name)
|
||||
cls.lb_member_keypair = result['keypair']
|
||||
LOG.info('lb_member_keypair: {}'.format(cls.lb_member_keypair))
|
||||
cls.addClassResourceCleanup(
|
||||
waiters.wait_for_not_found,
|
||||
cls.lb_mem_keypairs_client.delete_keypair,
|
||||
cls.lb_mem_keypairs_client.show_keypair,
|
||||
keypair_name)
|
||||
|
||||
if (CONF.load_balancer.enable_security_groups and
|
||||
CONF.network_feature_enabled.port_security):
|
||||
# Set up the security group for the webservers
|
||||
SG_name = data_utils.rand_name('lb_member_SG')
|
||||
cls.lb_member_sec_group = (
|
||||
cls.lb_mem_SG_client.create_security_group(
|
||||
name=SG_name)['security_group'])
|
||||
cls.addClassResourceCleanup(
|
||||
waiters.wait_for_not_found,
|
||||
cls.lb_mem_SG_client.delete_security_group,
|
||||
cls.lb_mem_SG_client.show_security_group,
|
||||
cls.lb_member_sec_group['id'])
|
||||
|
||||
# Create a security group rule to allow 80-81 (test webservers)
|
||||
SGr = cls.lb_mem_SGr_client.create_security_group_rule(
|
||||
direction='ingress',
|
||||
security_group_id=cls.lb_member_sec_group['id'],
|
||||
protocol='tcp',
|
||||
ethertype='IPv4',
|
||||
port_range_min=80,
|
||||
port_range_max=81)['security_group_rule']
|
||||
cls.addClassResourceCleanup(
|
||||
waiters.wait_for_not_found,
|
||||
cls.lb_mem_SGr_client.delete_security_group_rule,
|
||||
cls.lb_mem_SGr_client.show_security_group_rule,
|
||||
SGr['id'])
|
||||
# Create a security group rule to allow 22 (ssh)
|
||||
SGr = cls.lb_mem_SGr_client.create_security_group_rule(
|
||||
direction='ingress',
|
||||
security_group_id=cls.lb_member_sec_group['id'],
|
||||
protocol='tcp',
|
||||
ethertype='IPv4',
|
||||
port_range_min=22,
|
||||
port_range_max=22)['security_group_rule']
|
||||
cls.addClassResourceCleanup(
|
||||
waiters.wait_for_not_found,
|
||||
cls.lb_mem_SGr_client.delete_security_group_rule,
|
||||
cls.lb_mem_SGr_client.show_security_group_rule,
|
||||
SGr['id'])
|
||||
if CONF.load_balancer.test_with_ipv6:
|
||||
# Create a security group rule to allow 80-81 (test webservers)
|
||||
SGr = cls.lb_mem_SGr_client.create_security_group_rule(
|
||||
direction='ingress',
|
||||
security_group_id=cls.lb_member_sec_group['id'],
|
||||
protocol='tcp',
|
||||
ethertype='IPv6',
|
||||
port_range_min=80,
|
||||
port_range_max=81)['security_group_rule']
|
||||
cls.addClassResourceCleanup(
|
||||
waiters.wait_for_not_found,
|
||||
cls.lb_mem_SGr_client.delete_security_group_rule,
|
||||
cls.lb_mem_SGr_client.show_security_group_rule,
|
||||
SGr['id'])
|
||||
# Create a security group rule to allow 22 (ssh)
|
||||
SGr = cls.lb_mem_SGr_client.create_security_group_rule(
|
||||
direction='ingress',
|
||||
security_group_id=cls.lb_member_sec_group['id'],
|
||||
protocol='tcp',
|
||||
ethertype='IPv6',
|
||||
port_range_min=22,
|
||||
port_range_max=22)['security_group_rule']
|
||||
cls.addClassResourceCleanup(
|
||||
waiters.wait_for_not_found,
|
||||
cls.lb_mem_SGr_client.delete_security_group_rule,
|
||||
cls.lb_mem_SGr_client.show_security_group_rule,
|
||||
SGr['id'])
|
||||
|
||||
LOG.info('lb_member_sec_group: {}'.format(cls.lb_member_sec_group))
|
||||
|
||||
# Create webserver 1 instance
|
||||
server_details = cls._create_webserver('lb_member_webserver1',
|
||||
cls.lb_member_1_net)
|
||||
|
||||
cls.lb_member_webserver1 = server_details['server']
|
||||
cls.webserver1_ip = server_details.get('ipv4_address')
|
||||
cls.webserver1_ipv6 = server_details.get('ipv6_address')
|
||||
cls.webserver1_public_ip = server_details['public_ipv4_address']
|
||||
|
||||
LOG.debug('Octavia Setup: lb_member_webserver1 = {}'.format(
|
||||
cls.lb_member_webserver1[const.ID]))
|
||||
LOG.debug('Octavia Setup: webserver1_ip = {}'.format(
|
||||
cls.webserver1_ip))
|
||||
LOG.debug('Octavia Setup: webserver1_ipv6 = {}'.format(
|
||||
cls.webserver1_ipv6))
|
||||
LOG.debug('Octavia Setup: webserver1_public_ip = {}'.format(
|
||||
cls.webserver1_public_ip))
|
||||
|
||||
# Create webserver 2 instance
|
||||
server_details = cls._create_webserver('lb_member_webserver2',
|
||||
cls.lb_member_2_net)
|
||||
|
||||
cls.lb_member_webserver2 = server_details['server']
|
||||
cls.webserver2_ip = server_details.get('ipv4_address')
|
||||
cls.webserver2_ipv6 = server_details.get('ipv6_address')
|
||||
cls.webserver2_public_ip = server_details['public_ipv4_address']
|
||||
|
||||
LOG.debug('Octavia Setup: lb_member_webserver2 = {}'.format(
|
||||
cls.lb_member_webserver2[const.ID]))
|
||||
LOG.debug('Octavia Setup: webserver2_ip = {}'.format(
|
||||
cls.webserver2_ip))
|
||||
LOG.debug('Octavia Setup: webserver2_ipv6 = {}'.format(
|
||||
cls.webserver2_ipv6))
|
||||
LOG.debug('Octavia Setup: webserver2_public_ip = {}'.format(
|
||||
cls.webserver2_public_ip))
|
||||
|
||||
# Set up serving on webserver 1
|
||||
cls._install_start_webserver(cls.webserver1_public_ip,
|
||||
cls.lb_member_keypair['private_key'], 1)
|
||||
|
||||
# Validate webserver 1
|
||||
cls._validate_webserver(cls.webserver1_public_ip, 1)
|
||||
|
||||
# Set up serving on webserver 2
|
||||
cls._install_start_webserver(cls.webserver2_public_ip,
|
||||
cls.lb_member_keypair['private_key'], 5)
|
||||
|
||||
# Validate webserver 2
|
||||
cls._validate_webserver(cls.webserver2_public_ip, 5)
|
||||
|
||||
@classmethod
|
||||
def _create_networks(cls):
|
||||
super(LoadBalancerBaseTestWithCompute, cls)._create_networks()
|
||||
# Create a router for the subnets (required for the floating IP)
|
||||
router_name = data_utils.rand_name("lb_member_router")
|
||||
result = cls.lb_mem_routers_client.create_router(
|
||||
|
@ -653,6 +653,41 @@ class LoadBalancerBaseTest(test.BaseTestCase):
|
|||
|
||||
return webserver_details
|
||||
|
||||
@classmethod
|
||||
def _install_start_webserver(cls, ip_address, ssh_key, start_id):
|
||||
local_file = pkg_resources.resource_filename(
|
||||
'octavia_tempest_plugin.contrib.httpd', 'httpd.bin')
|
||||
dest_file = '/dev/shm/httpd.bin'
|
||||
|
||||
linux_client = remote_client.RemoteClient(
|
||||
ip_address, CONF.validation.image_ssh_user, pkey=ssh_key)
|
||||
linux_client.validate_authentication()
|
||||
|
||||
with tempfile.NamedTemporaryFile() as key:
|
||||
key.write(ssh_key.encode('utf-8'))
|
||||
key.flush()
|
||||
cmd = ("scp -v -o UserKnownHostsFile=/dev/null "
|
||||
"-o StrictHostKeyChecking=no "
|
||||
"-o ConnectTimeout={0} -o ConnectionAttempts={1} "
|
||||
"-i {2} {3} {4}@{5}:{6}").format(
|
||||
CONF.load_balancer.scp_connection_timeout,
|
||||
CONF.load_balancer.scp_connection_attempts,
|
||||
key.name, local_file, CONF.validation.image_ssh_user,
|
||||
ip_address, dest_file)
|
||||
args = shlex.split(cmd)
|
||||
subprocess_args = {'stdout': subprocess.PIPE,
|
||||
'stderr': subprocess.STDOUT,
|
||||
'cwd': None}
|
||||
proc = subprocess.Popen(args, **subprocess_args)
|
||||
stdout, stderr = proc.communicate()
|
||||
if proc.returncode != 0:
|
||||
raise exceptions.CommandFailed(proc.returncode, cmd,
|
||||
stdout, stderr)
|
||||
linux_client.exec_command('sudo screen -d -m {0} -port 80 '
|
||||
'-id {1}'.format(dest_file, start_id))
|
||||
linux_client.exec_command('sudo screen -d -m {0} -port 81 '
|
||||
'-id {1}'.format(dest_file, start_id + 1))
|
||||
|
||||
@classmethod
|
||||
def _validate_webserver(cls, ip_address, start_id):
|
||||
URL = 'http://{0}'.format(ip_address)
|
||||
|
@ -660,25 +695,46 @@ class LoadBalancerBaseTest(test.BaseTestCase):
|
|||
URL = 'http://{0}:81'.format(ip_address)
|
||||
validators.validate_URL_response(URL, expected_body=str(start_id + 1))
|
||||
|
||||
@classmethod
|
||||
def _setup_lb_network_kwargs(cls, lb_kwargs, ip_version):
|
||||
if cls.lb_member_vip_subnet:
|
||||
ip_index = data_utils.rand_int_id(start=10, end=100)
|
||||
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]
|
||||
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]
|
||||
lb_kwargs[const.VIP_SUBNET_ID] = subnet_id
|
||||
lb_kwargs[const.VIP_ADDRESS] = lb_vip_address
|
||||
if CONF.load_balancer.test_with_noop:
|
||||
lb_kwargs[const.VIP_NETWORK_ID] = (
|
||||
cls.lb_member_vip_net[const.ID])
|
||||
else:
|
||||
lb_kwargs[const.VIP_NETWORK_ID] = cls.lb_member_vip_net[const.ID]
|
||||
lb_kwargs[const.VIP_SUBNET_ID] = None
|
||||
def _wait_for_lb_functional(self, vip_address):
|
||||
session = requests.Session()
|
||||
start = time.time()
|
||||
|
||||
while time.time() - start < CONF.load_balancer.build_timeout:
|
||||
try:
|
||||
session.get("http://{0}".format(vip_address), timeout=2)
|
||||
time.sleep(1)
|
||||
return
|
||||
except Exception:
|
||||
LOG.warning('Server is not passing initial traffic. Waiting.')
|
||||
time.sleep(1)
|
||||
LOG.error('Server did not begin passing traffic within the timeout '
|
||||
'period. Failing test.')
|
||||
raise Exception()
|
||||
|
||||
def _check_members_balanced(self, vip_address):
|
||||
session = requests.Session()
|
||||
response_counts = {}
|
||||
|
||||
self._wait_for_lb_functional(vip_address)
|
||||
|
||||
# Send a number requests to lb vip
|
||||
for i in range(20):
|
||||
try:
|
||||
r = session.get('http://{0}'.format(vip_address),
|
||||
timeout=2)
|
||||
|
||||
if r.content in response_counts:
|
||||
response_counts[r.content] += 1
|
||||
else:
|
||||
response_counts[r.content] = 1
|
||||
|
||||
except Exception:
|
||||
LOG.exception('Failed to send request to loadbalancer vip')
|
||||
raise Exception('Failed to connect to lb')
|
||||
|
||||
LOG.debug('Loadbalancer response totals: %s', response_counts)
|
||||
# Ensure the correct number of members
|
||||
self.assertEqual(2, len(response_counts))
|
||||
|
||||
# Ensure both members got the same number of responses
|
||||
self.assertEqual(1, len(set(response_counts.values())))
|
||||
|
|
Loading…
Reference in New Issue