133 lines
5.2 KiB
Python
133 lines
5.2 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 ip
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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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CONF = config.CONF
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class RouterTest(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(RouterTest, self).setUp()
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if not self.stack.network_stack.has_gateway:
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tobiko.skip_test(
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f"Stack {self.stack.network_stack.stack_name} has no gateway")
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@property
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def router(self):
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return self.stack.network_stack.gateway_details
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@property
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def ipv4_subnet_gateway_ip(self):
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if not self.stack.network_stack.has_ipv4:
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tobiko.skip_test(f"Stack {self.stack.network_stack.stack_name} "
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"has no ipv4 subnet")
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return self.stack.network_stack.ipv4_subnet_gateway_ip
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@property
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def ipv6_subnet_gateway_ip(self):
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if not self.stack.network_stack.has_ipv6:
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tobiko.skip_test(f"Stack {self.stack.network_stack.stack_name} "
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"has no ipv6 subnet")
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return self.stack.network_stack.ipv6_subnet_gateway_ip
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@property
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def external_gateway_ips(self):
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return self.stack.network_stack.external_gateway_ips
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@property
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def router_ips(self):
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return tobiko.select([self.ipv4_subnet_gateway_ip,
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self.ipv6_subnet_gateway_ip] +
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self.external_gateway_ips)
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@tobiko.retry_test_case(interval=30.)
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def test_internal_router_ipv4_interface_is_reachable(self):
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ping.assert_reachable_hosts([self.ipv4_subnet_gateway_ip],
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ssh_client=self.stack.ssh_client)
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@tobiko.retry_test_case(interval=30.)
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def test_internal_router_ipv6_interface_is_reachable(self):
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ping.assert_reachable_hosts([self.ipv6_subnet_gateway_ip],
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ssh_client=self.stack.ssh_client)
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def test_ipv4_subnet_gateway_ip(self):
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self.assertEqual(4, self.ipv4_subnet_gateway_ip.version)
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self.assertIn(self.ipv4_subnet_gateway_ip,
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self.stack.network_stack.ipv4_gateway_addresses)
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def test_ipv6_subnet_gateway_ip(self):
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self.assertEqual(6, self.ipv6_subnet_gateway_ip.version)
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self.assertIn(self.ipv6_subnet_gateway_ip,
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self.stack.network_stack.ipv6_gateway_addresses)
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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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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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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 = topology.get_openstack_node(hostname=hostname)
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namespaces = ip.list_network_namespaces(
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ssh_client=agent_host.ssh_client)
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self.assertIn(router_namespace, namespaces)
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namespace_ips = ip.list_ip_addresses(
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scope='global', network_namespace=router_namespace,
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ssh_client=agent_host.ssh_client)
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missing_ips = set(self.router_ips) - set(namespace_ips)
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if state == "master":
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self.assertFalse(missing_ips)
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else:
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self.assertTrue(missing_ips)
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@neutron.skip_if_missing_networking_extensions('l3-ha')
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@neutron.skip_if_missing_networking_agents(binary='neutron-l3-agent',
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count=2)
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class L3HARouterTest(RouterTest):
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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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@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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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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