181 lines
7.4 KiB
Python
181 lines
7.4 KiB
Python
# Copyright (c) 2014 VMware, Inc.
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# 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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import mock
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from ceilometer.compute.pollsters import instance_stats
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from ceilometer.compute.virt import inspector as virt_inspector
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from ceilometer.polling import manager
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from ceilometer.tests.unit.compute.pollsters import base
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class TestMemoryPollster(base.TestPollsterBase):
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def test_get_samples(self):
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self._mock_inspect_instance(
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virt_inspector.InstanceStats(memory_usage=1.0),
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virt_inspector.InstanceStats(memory_usage=2.0),
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virt_inspector.InstanceStats(),
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virt_inspector.InstanceShutOffException(),
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)
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mgr = manager.AgentManager(0, self.CONF)
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pollster = instance_stats.MemoryUsagePollster(self.CONF)
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@mock.patch('ceilometer.compute.pollsters.LOG')
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def _verify_memory_metering(expected_count, expected_memory_mb,
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expected_warnings, mylog):
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samples = list(pollster.get_samples(mgr, {}, [self.instance]))
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self.assertEqual(expected_count, len(samples))
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if expected_count > 0:
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self.assertEqual(set(['memory.usage']),
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set([s.name for s in samples]))
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self.assertEqual(expected_memory_mb, samples[0].volume)
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else:
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self.assertEqual(expected_warnings, mylog.warning.call_count)
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self.assertEqual(0, mylog.exception.call_count)
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_verify_memory_metering(1, 1.0, 0)
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_verify_memory_metering(1, 2.0, 0)
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_verify_memory_metering(0, 0, 1)
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_verify_memory_metering(0, 0, 0)
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def test_get_samples_with_empty_stats(self):
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self._mock_inspect_instance(virt_inspector.NoDataException())
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mgr = manager.AgentManager(0, self.CONF)
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pollster = instance_stats.MemoryUsagePollster(self.CONF)
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def all_samples():
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return list(pollster.get_samples(mgr, {}, [self.instance]))
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class TestResidentMemoryPollster(base.TestPollsterBase):
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def test_get_samples(self):
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self._mock_inspect_instance(
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virt_inspector.InstanceStats(memory_resident=1.0),
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virt_inspector.InstanceStats(memory_resident=2.0),
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virt_inspector.InstanceStats(),
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virt_inspector.InstanceShutOffException(),
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)
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mgr = manager.AgentManager(0, self.CONF)
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pollster = instance_stats.MemoryResidentPollster(self.CONF)
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@mock.patch('ceilometer.compute.pollsters.LOG')
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def _verify_resident_memory_metering(expected_count,
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expected_resident_memory_mb,
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expected_warnings, mylog):
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samples = list(pollster.get_samples(mgr, {}, [self.instance]))
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self.assertEqual(expected_count, len(samples))
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if expected_count > 0:
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self.assertEqual(set(['memory.resident']),
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set([s.name for s in samples]))
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self.assertEqual(expected_resident_memory_mb,
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samples[0].volume)
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else:
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self.assertEqual(expected_warnings, mylog.warning.call_count)
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self.assertEqual(0, mylog.exception.call_count)
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_verify_resident_memory_metering(1, 1.0, 0)
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_verify_resident_memory_metering(1, 2.0, 0)
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_verify_resident_memory_metering(0, 0, 1)
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_verify_resident_memory_metering(0, 0, 0)
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class TestMemorySwapPollster(base.TestPollsterBase):
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def test_get_samples(self):
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self._mock_inspect_instance(
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virt_inspector.InstanceStats(memory_swap_in=1.0,
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memory_swap_out=2.0),
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virt_inspector.InstanceStats(memory_swap_in=3.0,
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memory_swap_out=4.0),
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)
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mgr = manager.AgentManager(0, self.CONF)
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def _check_memory_swap_in(expected_swap_in):
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pollster = instance_stats.MemorySwapInPollster(self.CONF)
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samples = list(pollster.get_samples(mgr, {}, [self.instance]))
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self.assertEqual(1, len(samples))
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self.assertEqual(set(['memory.swap.in']),
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set([s.name for s in samples]))
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self.assertEqual(expected_swap_in, samples[0].volume)
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def _check_memory_swap_out(expected_swap_out):
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pollster = instance_stats.MemorySwapOutPollster(self.CONF)
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samples = list(pollster.get_samples(mgr, {}, [self.instance]))
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self.assertEqual(1, len(samples))
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self.assertEqual(set(['memory.swap.out']),
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set([s.name for s in samples]))
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self.assertEqual(expected_swap_out, samples[0].volume)
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_check_memory_swap_in(1.0)
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_check_memory_swap_out(4.0)
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def test_get_samples_with_empty_stats(self):
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self._mock_inspect_instance(virt_inspector.NoDataException())
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mgr = manager.AgentManager(0, self.CONF)
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pollster = instance_stats.MemorySwapInPollster(self.CONF)
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def all_samples():
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return list(pollster.get_samples(mgr, {}, [self.instance]))
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class TestMemoryBandwidthPollster(base.TestPollsterBase):
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def test_get_samples(self):
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self._mock_inspect_instance(
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virt_inspector.InstanceStats(memory_bandwidth_total=1892352,
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memory_bandwidth_local=1802240),
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virt_inspector.InstanceStats(memory_bandwidth_total=1081344,
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memory_bandwidth_local=90112),
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)
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mgr = manager.AgentManager(0, self.CONF)
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def _check_memory_bandwidth_total(expected_usage):
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pollster = instance_stats.MemoryBandwidthTotalPollster(self.CONF)
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samples = list(pollster.get_samples(mgr, {}, [self.instance]))
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self.assertEqual(1, len(samples))
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self.assertEqual(set(['memory.bandwidth.total']),
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set([s.name for s in samples]))
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self.assertEqual(expected_usage, samples[0].volume)
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def _check_memory_bandwidth_local(expected_usage):
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pollster = instance_stats.MemoryBandwidthLocalPollster(self.CONF)
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samples = list(pollster.get_samples(mgr, {}, [self.instance]))
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self.assertEqual(1, len(samples))
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self.assertEqual(set(['memory.bandwidth.local']),
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set([s.name for s in samples]))
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self.assertEqual(expected_usage, samples[0].volume)
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_check_memory_bandwidth_total(1892352)
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_check_memory_bandwidth_local(90112)
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def test_get_samples_with_empty_stats(self):
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self._mock_inspect_instance(virt_inspector.NoDataException())
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mgr = manager.AgentManager(0, self.CONF)
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pollster = instance_stats.MemoryBandwidthTotalPollster(self.CONF)
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def all_samples():
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return list(pollster.get_samples(mgr, {}, [self.instance]))
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