203 lines
9.4 KiB
Python
203 lines
9.4 KiB
Python
# Copyright 2011 OpenStack LLC. # All Rights Reserved.
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#
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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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"""
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Tests For CapacityFilter.
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"""
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import ddt
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from manila import context
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from manila.scheduler.filters import capacity
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from manila import test
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from manila.tests.scheduler import fakes
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from manila import utils
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@ddt.ddt
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class HostFiltersTestCase(test.TestCase):
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"""Test case CapacityFilter."""
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def setUp(self):
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super(HostFiltersTestCase, self).setUp()
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self.context = context.RequestContext('fake', 'fake')
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self.filter = capacity.CapacityFilter()
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def _stub_service_is_up(self, ret_value):
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def fake_service_is_up(service):
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return ret_value
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self.mock_object(utils, 'service_is_up', fake_service_is_up)
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@ddt.data(
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{'size': 100, 'share_on': None, 'host': 'host1'},
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{'size': 100, 'share_on': 'host1#pool1', 'host': 'host1#pools1'})
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@ddt.unpack
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def test_capacity_filter_passes(self, size, share_on, host):
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self._stub_service_is_up(True)
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filter_properties = {'size': size,
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'share_exists_on': share_on}
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service = {'disabled': False}
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host = fakes.FakeHostState(host,
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{'total_capacity_gb': 500,
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'free_capacity_gb': 200,
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'updated_at': None,
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'service': service})
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self.assertTrue(self.filter.host_passes(host, filter_properties))
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@ddt.data(
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{'free_capacity': 120, 'total_capacity': 200,
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'reserved': 20},
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{'free_capacity': None, 'total_capacity': None,
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'reserved': None})
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@ddt.unpack
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def test_capacity_filter_fails(self, free_capacity, total_capacity,
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reserved):
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self._stub_service_is_up(True)
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filter_properties = {'size': 100}
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service = {'disabled': False}
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host = fakes.FakeHostState('host1',
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{'total_capacity_gb': total_capacity,
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'free_capacity_gb': free_capacity,
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'reserved_percentage': reserved,
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'updated_at': None,
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'service': service})
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self.assertFalse(self.filter.host_passes(host, filter_properties))
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def test_capacity_filter_passes_unknown(self):
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free = 'unknown'
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self._stub_service_is_up(True)
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filter_properties = {'size': 100}
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service = {'disabled': False}
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host = fakes.FakeHostState('host1',
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{'free_capacity_gb': free,
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'updated_at': None,
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'service': service})
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self.assertTrue(self.filter.host_passes(host, filter_properties))
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@ddt.data(
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{'free_capacity': 'unknown', 'total_capacity': 'unknown'},
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{'free_capacity': 200, 'total_capacity': 'unknown'})
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@ddt.unpack
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def test_capacity_filter_passes_total(self, free_capacity,
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total_capacity):
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self._stub_service_is_up(True)
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filter_properties = {'size': 100}
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service = {'disabled': False}
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host = fakes.FakeHostState('host1',
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{'free_capacity_gb': free_capacity,
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'total_capacity_gb': total_capacity,
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'reserved_percentage': 0,
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'updated_at': None,
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'service': service})
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self.assertTrue(self.filter.host_passes(host, filter_properties))
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@ddt.data(
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{'free': 200, 'total': 'unknown', 'reserved': 5},
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{'free': 50, 'total': 'unknown', 'reserved': 0},
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{'free': 200, 'total': 0, 'reserved': 0})
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@ddt.unpack
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def test_capacity_filter_fails_total(self, free, total, reserved):
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self._stub_service_is_up(True)
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filter_properties = {'size': 100}
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service = {'disabled': False}
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host = fakes.FakeHostState('host1',
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{'free_capacity_gb': free,
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'total_capacity_gb': total,
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'reserved_percentage': reserved,
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'updated_at': None,
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'service': service})
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self.assertFalse(self.filter.host_passes(host, filter_properties))
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@ddt.data(
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 200, 'provisioned': 500,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True},
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{'size': 3000, 'cap_thin': '<is> True',
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'total': 500, 'free': 200, 'provisioned': 7000,
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'max_ratio': 20, 'reserved': 5, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> False',
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'total': 500, 'free': 200, 'provisioned': 300,
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'max_ratio': 1.0, 'reserved': 5, 'thin_prov': False},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 200, 'provisioned': 400,
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'max_ratio': 1.0, 'reserved': 5, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 125, 'provisioned': 400,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 80, 'provisioned': 600,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 100, 'provisioned': 400,
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'max_ratio': 2.0, 'reserved': 0, 'thin_prov': True})
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@ddt.unpack
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def test_filter_thin_passes(self, size, cap_thin, total, free, provisioned,
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max_ratio, reserved, thin_prov):
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self._stub_service_is_up(True)
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filter_properties = {'size': size,
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'capabilities:thin_provisioning': cap_thin}
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service = {'disabled': False}
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host = fakes.FakeHostState('host1',
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{'total_capacity_gb': total,
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'free_capacity_gb': free,
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'provisioned_capacity_gb': provisioned,
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'max_over_subscription_ratio': max_ratio,
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'reserved_percentage': reserved,
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'thin_provisioning': thin_prov,
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'updated_at': None,
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'service': service})
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self.assertTrue(self.filter.host_passes(host, filter_properties))
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@ddt.data(
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{'size': 200, 'cap_thin': '<is> True',
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'total': 500, 'free': 100, 'provisioned': 400,
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'max_ratio': 0.8, 'reserved': 0, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 200, 'provisioned': 700,
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'max_ratio': 1.5, 'reserved': 5, 'thin_prov': True},
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{'size': 2000, 'cap_thin': '<is> True',
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'total': 500, 'free': 30, 'provisioned': 9000,
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'max_ratio': 20.0, 'reserved': 0, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 100, 'provisioned': 1000,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> False',
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'total': 500, 'free': 100, 'provisioned': 400,
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'max_ratio': 1.0, 'reserved': 5, 'thin_prov': False},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 0, 'provisioned': 800,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True},
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{'size': 100, 'cap_thin': '<is> True',
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'total': 500, 'free': 99, 'provisioned': 1000,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True},
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{'size': 400, 'cap_thin': '<is> True',
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'total': 500, 'free': 200, 'provisioned': 600,
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'max_ratio': 2.0, 'reserved': 5, 'thin_prov': True})
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@ddt.unpack
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def test_filter_thin_fails(self, size, cap_thin, total, free, provisioned,
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max_ratio, reserved, thin_prov):
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self._stub_service_is_up(True)
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filter_properties = {'size': size,
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'capabilities:thin_provisioning': cap_thin}
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service = {'disabled': False}
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host = fakes.FakeHostState('host1',
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{'total_capacity_gb': total,
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'free_capacity_gb': free,
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'provisioned_capacity_gb': provisioned,
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'max_over_subscription_ratio': max_ratio,
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'reserved_percentage': reserved,
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'thin_provisioning': thin_prov,
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'updated_at': None,
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'service': service})
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self.assertFalse(self.filter.host_passes(host, filter_properties))
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