141 lines
6.2 KiB
Python
141 lines
6.2 KiB
Python
# Copyright (c) 2021 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import itertools
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import netaddr
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from neutron_lib import constants
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from neutron_lib import context
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from neutron_lib.db import api as db_api
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from neutron.db import db_base_plugin_v2 as base_plugin
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from neutron.db import models_v2
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from neutron.db.quota import api as quota_api
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from neutron.db.quota import driver_nolock
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from neutron.objects import network as network_obj
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from neutron.objects import ports as port_obj
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from neutron.objects import quota as quota_obj
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from neutron.objects import subnet as subnet_obj
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from neutron.quota import resource as quota_resource
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from neutron.tests.unit.db.quota import test_driver
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class FakePlugin(base_plugin.NeutronDbPluginV2,
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driver_nolock.DbQuotaNoLockDriver):
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"""A fake plugin class containing all DB methods."""
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class TestDbQuotaDriverNoLock(test_driver.TestDbQuotaDriver):
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def setUp(self):
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super(TestDbQuotaDriverNoLock, self).setUp()
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self.plugin = FakePlugin()
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self.quota_driver = driver_nolock.DbQuotaNoLockDriver()
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@staticmethod
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def _cleanup_timeout(previous_value):
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quota_api.RESERVATION_EXPIRATION_TIMEOUT = previous_value
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def test__remove_expired_reservations(self):
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for project, resource in itertools.product(self.projects,
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self.resources):
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deltas = {resource: 1}
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with db_api.CONTEXT_WRITER.using(self.context):
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quota_api.create_reservation(self.context, project, deltas)
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# Initial check: the reservations are correctly created.
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for project in self.projects:
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for res in quota_obj.Reservation.get_objects(self.context,
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project_id=project):
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self.assertEqual(1, len(res.resource_deltas))
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delta = res.resource_deltas[0]
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self.assertEqual(1, delta.amount)
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self.assertIn(delta.resource, self.resources)
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# Delete the expired reservations and check.
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# NOTE(ralonsoh): the timeout is set to -121 to force the deletion
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# of all created reservations, including those ones created in this
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# test. The value of 121 overcomes the 120 seconds of default
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# expiration time a reservation has.
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timeout = quota_api.RESERVATION_EXPIRATION_TIMEOUT
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quota_api.RESERVATION_EXPIRATION_TIMEOUT = -(timeout + 1)
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self.addCleanup(self._cleanup_timeout, timeout)
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self.quota_driver._remove_expired_reservations()
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res = quota_obj.Reservation.get_objects(self.context)
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self.assertEqual([], res)
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def test_get_detailed_project_quotas_resource(self):
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user_ctx = context.Context(user_id=self.project_1,
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tenant_id=self.project_1)
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tracked_resource = quota_resource.TrackedResource(
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'network', models_v2.Network, 'quota_network')
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res = {'network': tracked_resource}
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self.plugin.update_quota_limit(user_ctx, self.project_1, 'network', 20)
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self.quota_driver.make_reservation(user_ctx, self.project_1, res,
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{'network': 5}, self.plugin)
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with db_api.CONTEXT_WRITER.using(user_ctx):
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network_obj.Network(user_ctx, project_id=self.project_1).create()
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detailed_quota = self.plugin.get_detailed_project_quotas(
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user_ctx, res, self.project_1)
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reference = {'network': {'limit': 20, 'used': 1, 'reserved': 5}}
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self.assertEqual(reference, detailed_quota)
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@staticmethod
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def _create_tracked_resources():
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return {
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'network': quota_resource.TrackedResource(
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'network', models_v2.Network, 'quota_network'),
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'subnet': quota_resource.TrackedResource(
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'subnet', models_v2.Subnet, 'quota_subnet'),
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'port': quota_resource.TrackedResource(
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'port', models_v2.Port, 'quota_port'),
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}
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def test_get_detailed_project_quotas_multiple_resource(self):
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resources = self._create_tracked_resources()
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for project_id in self.projects:
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user_ctx = context.Context(user_id=project_id,
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tenant_id=project_id)
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self.plugin.update_quota_limit(
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user_ctx, project_id, 'network', 101)
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self.plugin.update_quota_limit(user_ctx, project_id, 'subnet', 102)
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self.plugin.update_quota_limit(user_ctx, project_id, 'port', 103)
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with db_api.CONTEXT_WRITER.using(user_ctx):
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net = network_obj.Network(
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user_ctx, project_id=project_id)
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net.create()
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subnet_obj.Subnet(
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user_ctx, project_id=project_id, network_id=net.id,
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ip_version=constants.IP_VERSION_4,
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cidr=netaddr.IPNetwork('1.2.3.0/24')).create()
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port_obj.Port(
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user_ctx, project_id=project_id,
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network_id=net.id,
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mac_address=netaddr.EUI('ca:fe:ca:fe:ca:fe'),
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admin_state_up=False, status='DOWN', device_id='',
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device_owner='').create()
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reference = {'network': {'limit': 101, 'used': 1, 'reserved': 0},
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'subnet': {'limit': 102, 'used': 1, 'reserved': 0},
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'port': {'limit': 103, 'used': 1, 'reserved': 0}}
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for project_id in self.projects:
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user_ctx = context.Context(user_id=project_id,
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tenant_id=project_id)
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returned = self.plugin.get_detailed_project_quotas(
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user_ctx, resources, project_id)
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self.assertEqual(reference, returned)
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