neutron-vpnaas/neutron/tests/unit/test_extension_extraroute.py
armando-migliaccio d104fd2e21 Allow to clear extra routes from router
Ensure that we can handle None field for routes as no
neutron client has the ability to clear arbitrary
fields.

Some refactoring for the unit tests is done to reduce
duplication.

Fixes bug #1193143

Change-Id: I067e70ee87354e50a5a7d91c383449464bb33eb0
2013-07-18 17:20:23 -07:00

446 lines
21 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright 2013, Nachi Ueno, NTT MCL, Inc.
# All Rights Reserved.
#
# 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 contextlib
from oslo.config import cfg
from webob import exc
from neutron.common.test_lib import test_config
from neutron.db import extraroute_db
from neutron.extensions import extraroute
from neutron.extensions import l3
from neutron.openstack.common import log as logging
from neutron.openstack.common.notifier import api as notifier_api
from neutron.openstack.common.notifier import test_notifier
from neutron.openstack.common import uuidutils
from neutron.tests.unit import test_api_v2
from neutron.tests.unit import test_l3_plugin as test_l3
LOG = logging.getLogger(__name__)
_uuid = uuidutils.generate_uuid
_get_path = test_api_v2._get_path
class ExtraRouteTestExtensionManager(object):
def get_resources(self):
l3.RESOURCE_ATTRIBUTE_MAP['routers'].update(
extraroute.EXTENDED_ATTRIBUTES_2_0['routers'])
return l3.L3.get_resources()
def get_actions(self):
return []
def get_request_extensions(self):
return []
# This plugin class is just for testing
class TestExtraRoutePlugin(test_l3.TestL3NatPlugin,
extraroute_db.ExtraRoute_db_mixin):
supported_extension_aliases = ["router", "extraroute"]
class ExtraRouteDBTestCase(test_l3.L3NatDBTestCase):
def setUp(self):
test_config['plugin_name_v2'] = (
'neutron.tests.unit.'
'test_extension_extraroute.TestExtraRoutePlugin')
# for these tests we need to enable overlapping ips
cfg.CONF.set_default('allow_overlapping_ips', True)
cfg.CONF.set_default('max_routes', 3)
ext_mgr = ExtraRouteTestExtensionManager()
test_config['extension_manager'] = ext_mgr
#L3NatDBTestCase will overwrite plugin_name_v2,
#so we don't need to setUp on the class here
super(test_l3.L3NatTestCaseBase, self).setUp()
# Set to None to reload the drivers
notifier_api._drivers = None
cfg.CONF.set_override("notification_driver", [test_notifier.__name__])
def _routes_update_prepare(self, router_id, subnet_id,
port_id, routes, skip_add=False):
if not skip_add:
self._router_interface_action('add', router_id, subnet_id, port_id)
self._update('routers', router_id, {'router': {'routes': routes}})
return self._show('routers', router_id)
def _routes_update_cleanup(self, port_id, subnet_id, router_id, routes):
self._update('routers', router_id, {'router': {'routes': routes}})
self._router_interface_action('remove', router_id, subnet_id, port_id)
def test_route_update_with_one_route(self):
routes = [{'destination': '135.207.0.0/16', 'nexthop': '10.0.1.3'}]
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
body = self._routes_update_prepare(r['router']['id'],
None, p['port']['id'],
routes)
self.assertEqual(body['router']['routes'], routes)
self._routes_update_cleanup(p['port']['id'],
None, r['router']['id'], [])
def test_route_clear_routes_with_None(self):
routes = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'},
{'destination': '12.0.0.0/8',
'nexthop': '10.0.1.4'},
{'destination': '141.212.0.0/16',
'nexthop': '10.0.1.5'}]
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._routes_update_prepare(r['router']['id'],
None, p['port']['id'], routes)
body = self._update('routers', r['router']['id'],
{'router': {'routes': None}})
self.assertEqual(body['router']['routes'], [])
self._routes_update_cleanup(p['port']['id'],
None, r['router']['id'], [])
def test_router_interface_in_use_by_route(self):
routes = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'}]
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
body = self._routes_update_prepare(r['router']['id'],
None, p['port']['id'],
routes)
self.assertEqual(body['router']['routes'], routes)
self._router_interface_action(
'remove',
r['router']['id'],
None,
p['port']['id'],
expected_code=exc.HTTPConflict.code)
self._routes_update_cleanup(p['port']['id'],
None, r['router']['id'], [])
def test_route_update_with_multi_routes(self):
routes = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'},
{'destination': '12.0.0.0/8',
'nexthop': '10.0.1.4'},
{'destination': '141.212.0.0/16',
'nexthop': '10.0.1.5'}]
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
body = self._routes_update_prepare(r['router']['id'],
None, p['port']['id'],
routes)
self.assertEqual(sorted(body['router']['routes']),
sorted(routes))
self._routes_update_cleanup(p['port']['id'],
None, r['router']['id'], [])
def test_router_update_delete_routes(self):
routes_orig = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'},
{'destination': '12.0.0.0/8',
'nexthop': '10.0.1.4'},
{'destination': '141.212.0.0/16',
'nexthop': '10.0.1.5'}]
routes_left = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'},
{'destination': '141.212.0.0/16',
'nexthop': '10.0.1.5'}]
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
body = self._routes_update_prepare(r['router']['id'],
None, p['port']['id'],
routes_orig)
self.assertEqual(sorted(body['router']['routes']),
sorted(routes_orig))
body = self._routes_update_prepare(r['router']['id'],
None, p['port']['id'],
routes_left,
skip_add=True)
self.assertEqual(sorted(body['router']['routes']),
sorted(routes_left))
self._routes_update_cleanup(p['port']['id'],
None, r['router']['id'], [])
def _test_malformed_route(self, routes):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
self._update('routers', r['router']['id'],
{'router': {'routes': routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_no_destination_route(self):
self._test_malformed_route([{'nexthop': '10.0.1.6'}])
def test_no_nexthop_route(self):
self._test_malformed_route({'destination': '135.207.0.0/16'})
def test_none_destination(self):
self._test_malformed_route([{'destination': None,
'nexthop': '10.0.1.3'}])
def test_none_nexthop(self):
self._test_malformed_route([{'destination': '135.207.0.0/16',
'nexthop': None}])
def test_nexthop_is_port_ip(self):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
port_ip = p['port']['fixed_ips'][0]['ip_address']
routes = [{'destination': '135.207.0.0/16',
'nexthop': port_ip}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_router_update_with_too_many_routes(self):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
routes = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'},
{'destination': '12.0.0.0/8',
'nexthop': '10.0.1.4'},
{'destination': '141.212.0.0/16',
'nexthop': '10.0.1.5'},
{'destination': '192.168.0.0/16',
'nexthop': '10.0.1.6'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_router_update_with_dup_address(self):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
routes = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'},
{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_router_update_with_invalid_ip_address(self):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
routes = [{'destination': '512.207.0.0/16',
'nexthop': '10.0.1.3'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
routes = [{'destination': '127.207.0.0/48',
'nexthop': '10.0.1.3'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
routes = [{'destination': 'invalid_ip_address',
'nexthop': '10.0.1.3'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_router_update_with_invalid_nexthop_ip(self):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
routes = [{'destination': '127.207.0.0/16',
'nexthop': ' 300.10.10.4'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_router_update_with_nexthop_is_outside_port_subnet(self):
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
with self.port(subnet=s, no_delete=True) as p:
self._router_interface_action('add',
r['router']['id'],
None,
p['port']['id'])
routes = [{'destination': '127.207.0.0/16',
'nexthop': ' 20.10.10.4'}]
self._update('routers', r['router']['id'],
{'router': {'routes':
routes}},
expected_code=exc.HTTPBadRequest.code)
# clean-up
self._router_interface_action('remove',
r['router']['id'],
None,
p['port']['id'])
def test_router_update_on_external_port(self):
DEVICE_OWNER_ROUTER_GW = "network:router_gateway"
with self.router() as r:
with self.subnet(cidr='10.0.1.0/24') as s:
self._set_net_external(s['subnet']['network_id'])
self._add_external_gateway_to_router(
r['router']['id'],
s['subnet']['network_id'])
body = self._show('routers', r['router']['id'])
net_id = body['router']['external_gateway_info']['network_id']
self.assertEqual(net_id, s['subnet']['network_id'])
port_res = self._list_ports('json',
200,
s['subnet']['network_id'],
tenant_id=r['router']['tenant_id'],
device_own=DEVICE_OWNER_ROUTER_GW)
port_list = self.deserialize('json', port_res)
self.assertEqual(len(port_list['ports']), 1)
routes = [{'destination': '135.207.0.0/16',
'nexthop': '10.0.1.3'}]
body = self._update('routers', r['router']['id'],
{'router': {'routes':
routes}})
body = self._show('routers', r['router']['id'])
self.assertEqual(body['router']['routes'],
routes)
self._remove_external_gateway_from_router(
r['router']['id'],
s['subnet']['network_id'])
body = self._show('routers', r['router']['id'])
gw_info = body['router']['external_gateway_info']
self.assertEqual(gw_info, None)
def test_router_list_with_sort(self):
with contextlib.nested(self.router(name='router1'),
self.router(name='router2'),
self.router(name='router3')
) as (router1, router2, router3):
self._test_list_with_sort('router', (router3, router2, router1),
[('name', 'desc')])
def test_router_list_with_pagination(self):
with contextlib.nested(self.router(name='router1'),
self.router(name='router2'),
self.router(name='router3')
) as (router1, router2, router3):
self._test_list_with_pagination('router',
(router1, router2, router3),
('name', 'asc'), 2, 2)
def test_router_list_with_pagination_reverse(self):
with contextlib.nested(self.router(name='router1'),
self.router(name='router2'),
self.router(name='router3')
) as (router1, router2, router3):
self._test_list_with_pagination_reverse('router',
(router1, router2,
router3),
('name', 'asc'), 2, 2)
class ExtraRouteDBTestCaseXML(ExtraRouteDBTestCase):
fmt = 'xml'