149 lines
6.0 KiB
Python
149 lines
6.0 KiB
Python
# Copyright 2020 Ericsson Software Technology
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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 collections
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from neutron_lib import constants as nlib_const
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from oslo_log import log as logging
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from tempest.common import utils
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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 neutron_tempest_plugin.common import ssh
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from neutron_tempest_plugin import config
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from neutron_tempest_plugin.scenario import base
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LOG = logging.getLogger(__name__)
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CONF = config.CONF
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Server = collections.namedtuple(
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'Server', ['floating_ip', 'server', 'ssh_client'])
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class MetadataTest(base.BaseTempestTestCase):
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"""Test metadata access over IPv6 tenant subnet.
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Please note that there is metadata over IPv4 test coverage in tempest:
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tempest.scenario.test_server_basic_ops\
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.TestServerBasicOps.test_server_basic_ops
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"""
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credentials = ['primary', 'admin']
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force_tenant_isolation = False
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@classmethod
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def skip_checks(cls):
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super(MetadataTest, cls).skip_checks()
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if not utils.is_network_feature_enabled('ipv6_metadata'):
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raise cls.skipException("Metadata over IPv6 is not enabled")
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@classmethod
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def resource_setup(cls):
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super(MetadataTest, cls).resource_setup()
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cls.rand_name = data_utils.rand_name(
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cls.__name__.rsplit('.', 1)[-1])
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cls.network = cls.create_network(name=cls.rand_name)
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cls.subnet_v4 = cls.create_subnet(
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network=cls.network, name=cls.rand_name)
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cls.subnet_v6 = cls.create_subnet(
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network=cls.network, name=cls.rand_name, ip_version=6)
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cls.router = cls.create_router_by_client()
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cls.create_router_interface(cls.router['id'], cls.subnet_v4['id'])
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cls.create_router_interface(cls.router['id'], cls.subnet_v6['id'])
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cls.keypair = cls.create_keypair(name=cls.rand_name)
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cls.security_group = cls.create_security_group(name=cls.rand_name)
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cls.create_loginable_secgroup_rule(cls.security_group['id'])
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def _create_server_with_network(self, network, use_advanced_image=False):
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port = self._create_server_port(network=network)
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floating_ip = self.create_floatingip(port=port)
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ssh_client = self._create_ssh_client(
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floating_ip=floating_ip, use_advanced_image=use_advanced_image)
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server = self._create_server(port=port,
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use_advanced_image=use_advanced_image)
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return Server(
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floating_ip=floating_ip, server=server, ssh_client=ssh_client)
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def _create_server_port(self, network=None, **params):
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network = network or self.network
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return self.create_port(network=network, name=self.rand_name,
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security_groups=[self.security_group['id']],
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**params)
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def _create_server(self, port, use_advanced_image=False, **params):
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if use_advanced_image:
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flavor_ref = CONF.neutron_plugin_options.advanced_image_flavor_ref
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image_ref = CONF.neutron_plugin_options.advanced_image_ref
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else:
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flavor_ref = CONF.compute.flavor_ref
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image_ref = CONF.compute.image_ref
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return self.create_server(flavor_ref=flavor_ref,
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image_ref=image_ref,
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key_name=self.keypair['name'],
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networks=[{'port': port['id']}],
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**params)['server']
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def _create_ssh_client(self, floating_ip, use_advanced_image=False):
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if use_advanced_image:
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username = CONF.neutron_plugin_options.advanced_image_ssh_user
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else:
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username = CONF.validation.image_ssh_user
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return ssh.Client(host=floating_ip['floating_ip_address'],
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username=username,
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pkey=self.keypair['private_key'])
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def _assert_has_ssh_connectivity(self, ssh_client):
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ssh_client.exec_command('true')
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def _get_primary_interface(self, ssh_client):
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out = ssh_client.exec_command(
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"ip -6 -br address show scope link up | head -1 | cut -d ' ' -f1")
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interface = out.strip()
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if not interface:
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self.fail(
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'Could not find a single interface '
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'with an IPv6 link-local address.')
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return interface
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@testtools.skipUnless(
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CONF.neutron_plugin_options.advanced_image_ref or
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CONF.neutron_plugin_options.default_image_is_advanced,
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'Advanced image is required to run this test.')
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@decorators.idempotent_id('e680949a-f1cc-11ea-b49a-cba39bbbe5ad')
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def test_metadata_routed(self):
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use_advanced_image = (
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not CONF.neutron_plugin_options.default_image_is_advanced)
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vm = self._create_server_with_network(
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self.network, use_advanced_image=use_advanced_image)
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self.wait_for_server_active(server=vm.server)
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self.wait_for_guest_os_ready(vm.server)
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self._assert_has_ssh_connectivity(vm.ssh_client)
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interface = self._get_primary_interface(vm.ssh_client)
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out = vm.ssh_client.exec_command(
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'curl http://[%(address)s%%25%(interface)s]/' % {
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'address': nlib_const.METADATA_V6_IP,
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'interface': interface})
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self.assertIn('latest', out)
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out = vm.ssh_client.exec_command(
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'curl http://[%(address)s%%25%(interface)s]/openstack/' % {
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'address': nlib_const.METADATA_V6_IP,
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'interface': interface})
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self.assertIn('latest', out)
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