163 lines
6.4 KiB
Python
163 lines
6.4 KiB
Python
# Copyright (c) 2019 Red Hat
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# All Rights Reserved.
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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 __future__ import absolute_import
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import testtools
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import tobiko
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from tobiko import config
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from tobiko.shell import ping
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from tobiko.shell import sh
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from tobiko.openstack import neutron
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from tobiko.openstack import stacks
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from tobiko.openstack import topology
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from tobiko.tripleo import topology as tripleo_topology
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CONF = config.CONF
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class LegacyRouterTest(testtools.TestCase):
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"""Test Neutron routers"""
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#: Resources stack with Nova server to send messages to
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stack = tobiko.required_setup_fixture(stacks.CirrosServerStackFixture)
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def setUp(self):
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super(LegacyRouterTest, self).setUp()
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if not self.stack.network_stack.has_gateway:
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tobiko.skip('Stack {!s} has no gateway',
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self.stack.network_stack.stack_name)
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network_stack = self.stack.network_stack
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self.router = network_stack.gateway_details
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self.router_ipv4_address = network_stack.ipv4_subnet_gateway_ip
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self.router_ipv6_address = network_stack.ipv6_subnet_gateway_ip
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self.router_gateway_ip = network_stack.external_gateway_ips.first
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tripleo_topology.setup_tripleo_topology()
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self.topology = topology.get_openstack_topology()
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def test_internal_router_ipv4_interface_is_reachable(self):
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if not self.stack.network_stack.has_ipv4:
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tobiko.skip('Stack {!s} has no ipv4 subnet',
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self.stack.network_stack.stack_name)
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ping.ping(
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self.router_ipv4_address,
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ssh_client=self.stack.ssh_client
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).assert_replied()
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def test_internal_router_ipv6_interface_is_reachable(self):
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if not self.stack.network_stack.has_ipv6:
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tobiko.skip('Stack {!s} has no ipv6 subnet',
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self.stack.network_stack.stack_name)
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ping.ping(
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self.router_ipv6_address,
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ssh_client=self.stack.ssh_client
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).assert_replied()
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def test_router_gateway_is_reachable(self):
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ping.ping(
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self.router_gateway_ip,
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ssh_client=self.stack.ssh_client
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).assert_replied()
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@neutron.skip_if_missing_networking_extensions('l3_agent_scheduler')
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def test_router_is_scheduled_on_l3_agents(self):
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self._test_router_is_scheduled_on_l3_agents()
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def test_router_ipv4_address(self):
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self.assertEqual(4, self.router_ipv4_address.version)
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ips = neutron.list_port_ip_addresses(
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port=self.stack.network_stack.ipv4_gateway_port_details,
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ip_version=4)
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self.assertIn(self.router_ipv4_address, ips)
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def test_router_ipv6_address(self):
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self.assertEqual(6, self.router_ipv6_address.version)
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ips = neutron.list_port_ip_addresses(
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port=self.stack.network_stack.ipv6_gateway_port_details,
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ip_version=6)
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self.assertIn(self.router_ipv6_address, ips)
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neutron.find_port_ip_address(
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port=self.stack.network_stack.ipv6_gateway_port_details,
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ip_version=6)
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def _get_l3_agent_nodes(self, hostname):
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hostname = hostname.split(".")
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for host in self.topology.nodes:
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if host.name in hostname:
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return host
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self.fail("Node with hostname %s not found in cloud topology" %
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hostname)
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def _check_routers_namespace_on_host(self, hostname, state="master"):
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router_namespace = "qrouter-%s" % self.router['id']
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agent_host = self._get_l3_agent_nodes(hostname)
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ns_list = sh.execute(
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"sudo ip netns list", ssh_client=agent_host.ssh_client)
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self.assertIn(router_namespace, ns_list.stdout)
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ns_net_config = sh.execute(
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"sudo ip netns exec %s ip -o addr" % router_namespace,
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ssh_client=agent_host.ssh_client)
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if state == "master":
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self.assertIn(
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str(self.router_ipv4_address), ns_net_config.stdout)
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self.assertIn(
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str(self.router_ipv6_address), ns_net_config.stdout)
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self.assertIn(
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str(self.router_gateway_ip), ns_net_config.stdout)
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else:
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self.assertNotIn(
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str(self.router_ipv4_address), ns_net_config.stdout)
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self.assertNotIn(
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str(self.router_ipv6_address), ns_net_config.stdout)
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self.assertNotIn(
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str(self.router_gateway_ip), ns_net_config.stdout)
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def _test_router_is_scheduled_on_l3_agents(self):
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router_agent = neutron.find_l3_agent_hosting_router(self.router['id'],
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unique=True)
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self._check_routers_namespace_on_host(router_agent['host'])
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@neutron.skip_if_missing_networking_extensions('l3-ha')
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class HaRouterTest(LegacyRouterTest):
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"""Test Neutron HA routers"""
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#: Resources stack with Nova server to send messages to
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stack = tobiko.required_setup_fixture(stacks.L3haServerStackFixture)
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def setUp(self):
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l3_agents = neutron.list_agents(agent_type="L3 agent")
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if len(l3_agents) < 2:
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neutron_extensions = neutron.get_networking_extensions()
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if "l3_agent_scheduler" in neutron_extensions:
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tobiko.skip("Ha router tests requires at least 2 L3 agents in "
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"the cloud.")
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super(HaRouterTest, self).setUp()
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def _test_router_is_scheduled_on_l3_agents(self):
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router_agents = neutron.list_l3_agent_hosting_routers(
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self.router['id'])
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master_agent = router_agents.with_items(ha_state='active').unique
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backup_agents = router_agents.with_items(ha_state='standby')
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self.assertGreaterEqual(len(backup_agents), 1)
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self._check_routers_namespace_on_host(master_agent['host'])
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for backup_agent in backup_agents:
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self._check_routers_namespace_on_host(
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backup_agent['host'], state="backup")
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