vmware-nsx/vmware_nsx/tests/unit/services/ipam/test_nsxv3_driver.py
asarfaty 5d2837c83a Removing dependency on the "mock" package
Now that we are python3 only, we should move to using the built
in version of mock that supports all of our testing needs and
remove the dependency on the "mock" package.

Also see commit: Ifcaf1c21bea0ec3c35278e49cecc90a101a82113

Change-Id: I58da980351fe14357c210c02eb167a6c0af9d09e
2020-05-10 17:21:14 +02:00

160 lines
6.2 KiB
Python

# Copyright 2016 VMware, 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.
from unittest import mock
import netaddr
from oslo_config import cfg
from oslo_utils import uuidutils
from vmware_nsx.tests.unit.nsx_v3 import test_plugin
from vmware_nsxlib.v3 import exceptions as nsx_lib_exc
from vmware_nsxlib.v3 import nsx_constants as error
class MockIPPools(object):
def patch_nsxlib_ipam(self):
self.nsx_pools = {}
def _create_pool(*args, **kwargs):
pool_id = uuidutils.generate_uuid()
gateway_ip = None
if kwargs.get('gateway_ip'):
gateway_ip = str(kwargs['gateway_ip'])
subnet = {"allocation_ranges": kwargs.get('allocation_ranges'),
"gateway_ip": gateway_ip,
"cidr": args[0]}
pool = {'id': pool_id,
'subnets': [subnet]}
self.nsx_pools[pool_id] = {'pool': pool, 'allocated': []}
return {'id': pool_id}
def _update_pool(pool_id, **kwargs):
pool = self.nsx_pools[pool_id]['pool']
subnet = pool['subnets'][0]
if 'gateway_ip' in kwargs:
if kwargs['gateway_ip']:
subnet["gateway_ip"] = str(kwargs['gateway_ip'])
else:
del subnet["gateway_ip"]
if 'allocation_ranges' in kwargs:
if kwargs['allocation_ranges']:
subnet["allocation_ranges"] = kwargs['allocation_ranges']
else:
del subnet["allocation_ranges"]
def _delete_pool(pool_id):
del self.nsx_pools[pool_id]
def _get_pool(pool_id):
return self.nsx_pools[pool_id]['pool']
def _allocate_ip(*args, **kwargs):
nsx_pool = self.nsx_pools[args[0]]
if kwargs.get('ip_addr'):
ip_addr = netaddr.IPAddress(kwargs['ip_addr'])
# verify that this ip was not yet allocated
if ip_addr in nsx_pool['allocated']:
raise nsx_lib_exc.ManagerError(
manager='dummy', operation='allocate',
details='IP already allocated',
error_code=error.ERR_CODE_IPAM_IP_ALLOCATED)
# skip ip validation for this mock.
nsx_pool['allocated'].append(ip_addr)
return {'allocation_id': str(ip_addr)}
# get an unused ip from the pool
ranges = nsx_pool['pool']['subnets'][0]['allocation_ranges']
for ip_range in ranges:
r = netaddr.IPRange(ip_range['start'], ip_range['end'])
for ip_addr in r:
if ip_addr not in nsx_pool['allocated']:
nsx_pool['allocated'].append(ip_addr)
return {'allocation_id': str(ip_addr)}
# no IP was found
raise nsx_lib_exc.ManagerError(
manager='dummy', operation='allocate',
details='All IPs in the pool are allocated',
error_code=error.ERR_CODE_IPAM_POOL_EXHAUSTED)
def _release_ip(*args, **kwargs):
nsx_pool = self.nsx_pools[args[0]]
ip_addr = netaddr.IPAddress(args[1])
nsx_pool['allocated'].remove(ip_addr)
mock.patch(
"vmware_nsxlib.v3.resources.IpPool.get",
side_effect=_get_pool).start()
mock.patch(
"vmware_nsxlib.v3.resources.IpPool.create",
side_effect=_create_pool).start()
mock.patch(
"vmware_nsxlib.v3.resources.IpPool.update",
side_effect=_update_pool).start()
mock.patch(
"vmware_nsxlib.v3.resources.IpPool.delete",
side_effect=_delete_pool).start()
mock.patch(
"vmware_nsxlib.v3.resources.IpPool.allocate",
side_effect=_allocate_ip).start()
mock.patch(
"vmware_nsxlib.v3.resources.IpPool.release",
side_effect=_release_ip).start()
class TestNsxv3IpamSubnets(test_plugin.TestSubnetsV2, MockIPPools):
"""Run the nsxv3 plugin subnets tests with the ipam driver."""
def setUp(self):
cfg.CONF.set_override(
"ipam_driver",
"vmware_nsx.services.ipam.nsx_v3.driver.Nsxv3IpamDriver")
super(TestNsxv3IpamSubnets, self).setUp()
self.patch_nsxlib_ipam()
def test_subnet_update_ipv4_and_ipv6_pd_slaac_subnets(self):
self.skipTest('Update ipam subnet is not supported')
def test_subnet_update_ipv4_and_ipv6_pd_v6stateless_subnets(self):
self.skipTest('Update ipam subnet is not supported')
class TestNsxv3IpamPorts(test_plugin.TestPortsV2, MockIPPools):
"""Run the nsxv3 plugin ports tests with the ipam driver."""
def setUp(self):
cfg.CONF.set_override(
"ipam_driver",
"vmware_nsx.services.ipam.nsx_v3.driver.Nsxv3IpamDriver")
super(TestNsxv3IpamPorts, self).setUp()
self.patch_nsxlib_ipam()
def test_create_port_invalid_fixed_ip_address_v6_pd_slaac(self):
self.skipTest('Update ipam subnet is not supported')
def test_update_port_invalid_subnet_v6_pd_slaac(self):
self.skipTest('Update ipam subnet is not supported')
def test_update_port_update_ip_address_only(self):
self.skipTest('Update ipam subnet is not supported')
def test_update_port_invalid_fixed_ip_address_v6_pd_slaac(self):
self.skipTest('Update ipam subnet is not supported')
def test_ip_allocation_for_ipv6_2_subnet_slaac_mode(self):
self.skipTest('Only one ipv6 subnet per network is supported')
def test_create_port_with_multiple_ipv4_and_ipv6_subnets(self):
self.skipTest('Only one ipv6 subnet per network is supported')