93 lines
3.5 KiB
Python
93 lines
3.5 KiB
Python
# Copyright 2021 Red Hat, Inc
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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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from oslotest import base
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from oslo_limit import exception
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from oslo_limit import fixture
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from oslo_limit import limit
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class TestFixture(base.BaseTestCase):
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def setUp(self):
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super(TestFixture, self).setUp()
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# Set up some default projects, registered limits,
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# and project limits
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reglimits = {'widgets': 100,
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'sprockets': 50}
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projlimits = {
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'project2': {'widgets': 10},
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}
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self.useFixture(fixture.LimitFixture(reglimits, projlimits))
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# Some fake usage for projects
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self.usage = {
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'project1': {'sprockets': 10,
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'widgets': 10},
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'project2': {'sprockets': 3,
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'widgets': 3},
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}
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def proj_usage(project_id, resource_names):
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return self.usage[project_id]
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# An enforcer to play with
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self.enforcer = limit.Enforcer(proj_usage)
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def test_project_under_registered_limit_only(self):
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# Project1 has quota of 50 and 100 each, so no problem with
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# 10+1 usage.
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self.enforcer.enforce('project1', {'sprockets': 1,
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'widgets': 1})
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def test_project_over_registered_limit_only(self):
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# Project1 has quota of 100 widgets, usage of 112 is over
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# quota.
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self.assertRaises(exception.ProjectOverLimit,
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self.enforcer.enforce,
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'project1', {'sprockets': 1,
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'widgets': 102})
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def test_project_over_registered_limit(self):
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# delta=1 should be under the registered limit of 50
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self.enforcer.enforce('project2', {'sprockets': 1})
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# delta=50 should be over the registered limit of 50
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self.assertRaises(exception.ProjectOverLimit,
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self.enforcer.enforce,
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'project2', {'sprockets': 50})
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def test_project_over_project_limits(self):
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# delta=7 is usage=10, right at our project limit of 10
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self.enforcer.enforce('project2', {'widgets': 7})
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# delta=10 is usage 13, over our project limit of 10
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self.assertRaises(exception.ProjectOverLimit,
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self.enforcer.enforce,
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'project2', {'widgets': 10})
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def test_calculate_usage(self):
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# Make sure the usage calculator works with the fixture too
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u = self.enforcer.calculate_usage('project2', ['widgets'])['widgets']
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self.assertEqual(3, u.usage)
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self.assertEqual(10, u.limit)
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u = self.enforcer.calculate_usage('project1', ['widgets', 'sprockets'])
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self.assertEqual(10, u['sprockets'].usage)
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self.assertEqual(10, u['widgets'].usage)
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# Since project1 has no project limits, make sure we get the
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# registered limit values
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self.assertEqual(50, u['sprockets'].limit)
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self.assertEqual(100, u['widgets'].limit)
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