OpenStack Networking (Neutron)
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#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
import copy
import uuid
from ovsdbapp.backend.ovs_idl import connection
from ovsdbapp import constants as const
from ovsdbapp import event as ovsdb_event
from ovsdbapp.tests.functional import base
from ovsdbapp.tests import utils
from neutron.common.ovn import constants as ovn_const
from neutron.plugins.ml2.drivers.ovn.mech_driver.ovsdb \
import impl_idl_ovn as impl
from neutron.services.portforwarding import constants as pf_const
from neutron.tests.functional import base as n_base
from neutron.tests.functional.resources.ovsdb import events
OWNER = ovn_const.OVN_DEVICE_OWNER_EXT_ID_KEY
PF_PLUGIN = pf_const.PORT_FORWARDING_PLUGIN
class BaseOvnIdlTest(n_base.BaseLoggingTestCase,
base.FunctionalTestCase):
schemas = ['OVN_Southbound', 'OVN_Northbound']
def setUp(self):
super(BaseOvnIdlTest, self).setUp()
self.api = impl.OvsdbSbOvnIdl(self.connection['OVN_Southbound'])
self.nbapi = impl.OvsdbNbOvnIdl(self.connection['OVN_Northbound'])
self.handler = ovsdb_event.RowEventHandler()
self.api.idl.notify = self.handler.notify
class TestSbApi(BaseOvnIdlTest):
def setUp(self):
super(TestSbApi, self).setUp()
self.data = {
'chassis': [
{'external_ids': {'ovn-bridge-mappings':
'public:br-ex,private:br-0'}},
{'external_ids': {'ovn-bridge-mappings':
'public:br-ex,public2:br-ex'}},
{'external_ids': {'ovn-bridge-mappings':
'public:br-ex'}},
]
}
self.load_test_data()
def load_test_data(self):
with self.api.transaction(check_error=True) as txn:
for chassis in self.data['chassis']:
chassis['name'] = utils.get_rand_device_name('chassis')
chassis['hostname'] = '%s.localdomain.com' % chassis['name']
txn.add(self.api.chassis_add(
chassis['name'], ['geneve'], chassis['hostname'],
hostname=chassis['hostname'],
external_ids=chassis['external_ids']))
def test_get_chassis_hostname_and_physnets(self):
mapping = self.api.get_chassis_hostname_and_physnets()
self.assertLessEqual(len(self.data['chassis']), len(mapping))
self.assertGreaterEqual(set(mapping.keys()),
{c['hostname'] for c in self.data['chassis']})
def test_get_all_chassis(self):
chassis_list = set(self.api.get_all_chassis())
our_chassis = {c['name'] for c in self.data['chassis']}
self.assertLessEqual(our_chassis, chassis_list)
def test_get_chassis_data_for_ml2_bind_port(self):
host = self.data['chassis'][0]['hostname']
dp, iface, phys = self.api.get_chassis_data_for_ml2_bind_port(host)
self.assertEqual('', dp)
self.assertEqual('', iface)
self.assertItemsEqual(phys, ['private', 'public'])
def test_chassis_exists(self):
self.assertTrue(self.api.chassis_exists(
self.data['chassis'][0]['hostname']))
self.assertFalse(self.api.chassis_exists("nochassishere"))
def test_get_chassis_and_physnets(self):
mapping = self.api.get_chassis_and_physnets()
self.assertLessEqual(len(self.data['chassis']), len(mapping))
self.assertGreaterEqual(set(mapping.keys()),
{c['name'] for c in self.data['chassis']})
def _add_switch_port(self, chassis_name, type='localport'):
sname, pname = (utils.get_rand_device_name(prefix=p)
for p in ('switch', 'port'))
chassis = self.api.lookup('Chassis', chassis_name)
row_event = events.WaitForCreatePortBindingEvent(pname)
self.handler.watch_event(row_event)
with self.nbapi.transaction(check_error=True) as txn:
switch = txn.add(self.nbapi.ls_add(sname))
port = txn.add(self.nbapi.lsp_add(sname, pname, type=type))
row_event.wait()
return chassis, switch.result, port.result, row_event.row
def test_get_metadata_port_network(self):
chassis, switch, port, binding = self._add_switch_port(
self.data['chassis'][0]['name'])
result = self.api.get_metadata_port_network(str(binding.datapath.uuid))
self.assertEqual(binding, result)
self.assertEqual(binding.datapath.external_ids['logical-switch'],
str(switch.uuid))
def test_get_metadata_port_network_missing(self):
val = str(uuid.uuid4())
self.assertIsNone(self.api.get_metadata_port_network(val))
def test_set_get_chassis_metadata_networks(self):
name = self.data['chassis'][0]['name']
nets = [str(uuid.uuid4()) for _ in range(3)]
self.api.set_chassis_metadata_networks(name, nets).execute(
check_error=True)
self.assertEqual(nets, self.api.get_chassis_metadata_networks(name))
def test_get_network_port_bindings_by_ip(self):
chassis, switch, port, binding = self._add_switch_port(
self.data['chassis'][0]['name'])
mac = 'de:ad:be:ef:4d:ad'
ipaddr = '192.0.2.1'
mac_ip = '%s %s' % (mac, ipaddr)
pb_update_event = events.WaitForUpdatePortBindingEvent(
port.name, mac=[mac_ip])
self.handler.watch_event(pb_update_event)
self.nbapi.lsp_set_addresses(
port.name, [mac_ip]).execute(check_error=True)
self.assertTrue(pb_update_event.wait())
self.api.lsp_bind(port.name, chassis.name).execute(check_error=True)
result = self.api.get_network_port_bindings_by_ip(
str(binding.datapath.uuid), ipaddr)
self.assertIn(binding, result)
def test_get_ports_on_chassis(self):
chassis, switch, port, binding = self._add_switch_port(
self.data['chassis'][0]['name'])
self.api.lsp_bind(port.name, chassis.name).execute(check_error=True)
self.assertEqual([binding],
self.api.get_ports_on_chassis(chassis.name))
def test_get_logical_port_chassis_and_datapath(self):
chassis, switch, port, binding = self._add_switch_port(
self.data['chassis'][0]['name'])
self.api.lsp_bind(port.name, chassis.name).execute(check_error=True)
self.assertEqual(
(chassis.name, str(binding.datapath.uuid)),
self.api.get_logical_port_chassis_and_datapath(port.name))
class TestNbApi(BaseOvnIdlTest):
def setUp(self):
super(TestNbApi, self).setUp()
self.data = {
'lbs': [
{'name': 'pf-floatingip-fip_id1-tcp',
'protocol': const.PROTO_TCP,
'vips': {"172.24.4.8:2020": ["10.0.0.10:22"],
"172.24.4.8:2021": ["10.0.0.11:22"]},
'external_ids': {
ovn_const.OVN_DEVICE_OWNER_EXT_ID_KEY:
pf_const.PORT_FORWARDING_PLUGIN,
ovn_const.OVN_FIP_EXT_ID_KEY: 'fip_id1',
ovn_const.OVN_REV_NUM_EXT_ID_KEY: '1',
ovn_const.OVN_ROUTER_NAME_EXT_ID_KEY: 'neutron-rtr1_id'}},
{'name': 'pf-floatingip-fip_id1-udp',
'protocol': const.PROTO_UDP,
'vips': {"172.24.4.8:53": ["10.0.0.10:53"]},
'external_ids': {
ovn_const.OVN_DEVICE_OWNER_EXT_ID_KEY:
pf_const.PORT_FORWARDING_PLUGIN,
ovn_const.OVN_FIP_EXT_ID_KEY: 'fip_id1',
ovn_const.OVN_REV_NUM_EXT_ID_KEY: '1',
ovn_const.OVN_ROUTER_NAME_EXT_ID_KEY: 'neutron-rtr1_id'}},
{'name': 'pf-floatingip-fip_id2-tcp',
'protocol': const.PROTO_TCP,
'vips': {"172.24.4.100:2020": ["10.0.0.10:22"]},
'external_ids': {
ovn_const.OVN_DEVICE_OWNER_EXT_ID_KEY:
pf_const.PORT_FORWARDING_PLUGIN,
ovn_const.OVN_FIP_EXT_ID_KEY: 'fip_id2',
ovn_const.OVN_REV_NUM_EXT_ID_KEY: '10',
ovn_const.OVN_ROUTER_NAME_EXT_ID_KEY: 'neutron-rtr2_id'}},
{'name': 'octavia_lb1_id',
'vips': {"172.24.4.250:80": ["10.0.0.10:8080",
"10.0.0.11:8080"]},
'selection_fields': ['ip_dst', 'ip_src', 'tp_dst', 'tp_src'],
'external_ids': {
'enabled': 'True',
'lr_ref': 'neutron-rtr1_id',
'ls_refs': str({'neutron-net1_id': 1}),
ovn_const.LB_EXT_IDS_VIP_KEY: '172.24.4.250',
ovn_const.LB_EXT_IDS_VIP_PORT_ID_KEY: 'neutron-port1_id',
}},
],
}
self.load_test_data()
def load_test_data(self):
with self.nbapi.transaction(check_error=True) as txn:
for lb in copy.deepcopy(self.data['lbs']):
lb_name = lb.pop('name')
for vip, ips in lb.pop('vips').items():
txn.add(self.nbapi.lb_add(
lb_name, vip, ips, may_exist=True, **lb))
def test_lb_list(self):
lbs = self.nbapi.lb_list().execute(check_error=True)
self.assertEqual(len(self.data['lbs']), len(lbs))
exp_values = [(lb['name'], lb['external_ids'])
for lb in self.data['lbs']]
lbs_values = [(lb.name, lb.external_ids) for lb in lbs]
self.assertItemsEqual(exp_values, lbs_values)
def test_get_router_floatingip_lbs(self):
f = self.nbapi.get_router_floatingip_lbs
self.assertEqual([], f('unused_router_name'))
for exp_router_name in ['neutron-rtr1_id', 'neutron-rtr2_id']:
exp_values = [
(lb['name'], lb['external_ids'])
for lb in self.data['lbs']
if all([lb['external_ids'].get(OWNER) == PF_PLUGIN,
lb['external_ids'].get(
ovn_const.OVN_ROUTER_NAME_EXT_ID_KEY) ==
exp_router_name])]
lbs_values = [(lb.name, lb.external_ids)
for lb in f(exp_router_name)]
self.assertTrue(exp_values)
self.assertItemsEqual(exp_values, lbs_values)
def test_get_floatingip_in_nat_or_lb(self):
f = self.nbapi.get_floatingip_in_nat_or_lb
self.assertIsNone(f('unused_fip_id'))
for exp_fip_id in ['fip_id1', 'fip_id2']:
exp_values = [
(lb['name'], lb['external_ids'])
for lb in self.data['lbs']
if all([lb['external_ids'].get(OWNER) == PF_PLUGIN,
lb['external_ids'].get(
ovn_const.OVN_FIP_EXT_ID_KEY) == exp_fip_id])]
# get_floatingip_in_nat_or_lb returns the first entry
# it finds for the fip_id provided. Make sure that it
# is present in exp_values.
lb_match = f(exp_fip_id)
self.assertIn((lb_match['name'], lb_match['external_ids']),
exp_values)
class TestIgnoreConnectionTimeout(BaseOvnIdlTest):
@classmethod
def create_connection(cls, schema):
idl = connection.OvsdbIdl.from_server(cls.schema_map[schema], schema)
return connection.Connection(idl, 0)
def test_setUp_will_fail_if_this_is_broken(self):
pass