# Copyright 2017 Red Hat, Inc. # # 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. import os from unittest import mock from ironic_python_agent import errors from ironic_python_agent import numa_inspector as numa_insp from ironic_python_agent.tests.unit import base from ironic_python_agent import utils class TestCollectNumaTopologyInfo(base.IronicAgentTest): def setUp(self): super(TestCollectNumaTopologyInfo, self).setUp() self.data = {} self.failures = utils.AccumulatedFailures() @mock.patch.object(numa_insp, 'get_nodes_nics_info', autospec=True) @mock.patch.object(numa_insp, 'get_nodes_cores_info', autospec=True) @mock.patch.object(numa_insp, 'get_nodes_memory_info', autospec=True) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) def test_collect_success(self, mock_listdir, mock_isdir, mock_memory_info, mock_cores_info, mock_nics_info): numa_node_dirs = ['node0', 'node1'] mock_listdir.return_value = numa_node_dirs mock_isdir.return_value = True mock_memory_info.return_value = [{'numa_node': 0, 'size_kb': 1560000}, {'numa_node': 1, 'size_kb': 1200000}] mock_cores_info.return_value = [{'cpu': 0, 'numa_node': 0, 'thread_siblings': [0, 1, 2, 3]}, {'cpu': 1, 'numa_node': 0, 'thread_siblings': [4, 5, 6]}, {'cpu': 0, 'numa_node': 1, 'thread_siblings': [16, 17]}, {'cpu': 1, 'numa_node': 1, 'thread_siblings': [18, 19]}] mock_nics_info.return_value = [{'name': 'enp0s01', 'numa_node': 0}, {'name': 'enp0s02', 'numa_node': 1}] expected_numa_info = {"ram": [{'numa_node': 0, 'size_kb': 1560000}, {'numa_node': 1, 'size_kb': 1200000}], "cpus": [{'cpu': 0, 'numa_node': 0, 'thread_siblings': [0, 1, 2, 3]}, {'cpu': 1, 'numa_node': 0, 'thread_siblings': [4, 5, 6]}, {'cpu': 0, 'numa_node': 1, 'thread_siblings': [16, 17]}, {'cpu': 1, 'numa_node': 1, 'thread_siblings': [18, 19]}], "nics": [{'name': 'enp0s01', 'numa_node': 0}, {'name': 'enp0s02', 'numa_node': 1}]} mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): numa_insp.collect_numa_topology_info(self.data, self.failures) self.assertEqual(expected_numa_info, self.data["numa_topology"]) @mock.patch.object(os.path, 'isdir', autospec=True) def test_collect_no_numa_dirs(self, mock_isdir): mock_isdir.return_value = False numa_insp.collect_numa_topology_info(self.data, self.failures) self.assertNotIn("numa_topology", self.data) @mock.patch.object(numa_insp, 'get_nodes_nics_info', autospec=True) @mock.patch.object(numa_insp, 'get_nodes_cores_info', autospec=True) @mock.patch.object(numa_insp, 'get_nodes_memory_info', autospec=True) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) def test_collect_no_nics_dirs(self, mock_listdir, mock_isdir, mock_memory_info, mock_cores_info, mock_nics_info): numa_node_dirs = ['node0', 'node1'] mock_listdir.return_value = numa_node_dirs mock_isdir.return_value = True mock_memory_info.return_value = [{'numa_node': 0, 'size_kb': 1560000}, {'numa_node': 1, 'size_kb': 1200000}] mock_cores_info.return_value = [{'cpu': 0, 'numa_node': 0, 'thread_siblings': [0, 1, 2, 3]}, {'cpu': 1, 'numa_node': 1, 'thread_siblings': [4, 5, 6]}] mock_nics_info.side_effect = errors.IncompatibleNumaFormatError("") mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): numa_insp.collect_numa_topology_info(self.data, self.failures) self.assertNotIn("numa_topology", self.data) @mock.patch.object(numa_insp, 'get_nodes_nics_info', autospec=True) @mock.patch.object(numa_insp, 'get_nodes_cores_info', autospec=True) @mock.patch.object(numa_insp, 'get_nodes_memory_info', autospec=True) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) def test_collect_failure(self, mock_listdir, mock_isdir, mock_memory_info, mock_cores_info, mock_nics_info): numa_node_dirs = ['node0', 'node1'] mock_listdir.return_value = numa_node_dirs mock_isdir.return_value = True mock_memory_info.side_effect = errors.IncompatibleNumaFormatError("") mock_cores_info.side_effect = errors.IncompatibleNumaFormatError("") mock_nics_info.side_effect = errors.IncompatibleNumaFormatError("") numa_insp.collect_numa_topology_info(self.data, self.failures) self.assertNotIn("numa_topology", self.data) self.assertFalse(self.failures) class TestGetNumaTopologyInfo(base.IronicAgentTest): def setUp(self): super(TestGetNumaTopologyInfo, self).setUp() self.data = {} self.failures = utils.AccumulatedFailures() def test_get_numa_node_id_valid_format(self): numa_node_dir = '/sys/devices/system/node/node0' expected_numa_node_id = 0 numa_node_id = numa_insp.get_numa_node_id(numa_node_dir) self.assertEqual(expected_numa_node_id, numa_node_id) def test_get_numa_node_id_invalid_format(self): self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_numa_node_id, '/sys/devices/system/node/node-*0') self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_numa_node_id, '/sys/devices/system/node/nod') self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_numa_node_id, '') @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_get_nodes_memory_info(self, mock_node_id): numa_node_dirs = ['/sys/devices/system/node/node0', '/sys/devices/system/node/node1'] mock_node_id.side_effect = [0, 1] reads = [['Node 0 Ignored Line', 'Node 0 MemTotal: 1560000 kB'], ['Node 1 MemTotal: 1200000 kB', 'Node 1 Ignored Line']] expected_meminfo = [{'numa_node': 0, 'size_kb': 1560000}, {'numa_node': 1, 'size_kb': 1200000}] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_meminfo_file = mock.MagicMock() mock_meminfo_file.__enter__.side_effect = reads mock_open.return_value = mock_meminfo_file ram = numa_insp.get_nodes_memory_info(numa_node_dirs) self.assertListEqual(expected_meminfo, ram) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_bad_nodes_memory_info(self, mock_node_id): numa_node_dirs = ['/sys/devices/system/node/node0', '/sys/devices/system/node/node1'] mock_node_id.side_effect = [0, 1] reads = [['Node 0 MemTotal: 1560000 kB'], IOError] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_meminfo_file = mock.MagicMock() mock_meminfo_file.__enter__.side_effect = reads mock_open.return_value = mock_meminfo_file self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_memory_info, numa_node_dirs) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_nodes_invalid_numa_format_memory_info(self, mock_node_id): numa_node_dirs = ['/sys/devices/system/node/node0', '/sys/devices/system/node/node1'] mock_node_id.side_effect = [0, 1] reads = [['Node 0: MemTotal: 1560000 kB'], ['Node 1 MemTotal: 1200000 kB']] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_meminfo_file = mock.MagicMock() mock_meminfo_file.__enter__.side_effect = reads mock_open.return_value = mock_meminfo_file self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_memory_info, numa_node_dirs) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_nodes_invalid_memory_unit(self, mock_node_id): numa_node_dirs = ['/sys/devices/system/node/node0', '/sys/devices/system/node/node1'] mock_node_id.side_effect = [0, 1] reads = [['Node 0 MemTotal: 1560000 TB'], ['Node 1 MemTotal: 1200000 kB']] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_meminfo_file = mock.MagicMock() mock_meminfo_file.__enter__.side_effect = reads mock_open.return_value = mock_meminfo_file self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_memory_info, numa_node_dirs) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_get_numa_node_id_invalid_format_memory_info(self, mock_node_id): numa_node_dirs = ['/sys/devices/system/node/node-*0', '/sys/devices/system/node/node1'] mock_node_id.side_effect = errors.IncompatibleNumaFormatError self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_memory_info, numa_node_dirs) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_get_nodes_cores_info(self, mock_node_id, mock_listdir, mock_isdir): numa_node_dirs = ['/sys/devices/system/node/node0', '/sys/devices/system/node/node1'] mock_node_id.side_effect = [0, 1] mock_listdir.side_effect = [['cpu0', 'cpu1', 'cpu2', 'cpu3', 'cpu4'], ['cpu5', 'cpu6', 'cpu7']] mock_isdir.return_value = True reads = ['0', '0', '1', '1', '1', '0', '0', '0'] expected_cores_info = [{'cpu': 0, 'numa_node': 0, 'thread_siblings': [0, 1]}, {'cpu': 1, 'numa_node': 0, 'thread_siblings': [2, 3, 4]}, {'cpu': 0, 'numa_node': 1, 'thread_siblings': [5, 6, 7]}] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_core_id_file = mock_open.return_value.read mock_core_id_file.side_effect = reads cpus = numa_insp.get_nodes_cores_info(numa_node_dirs) self.assertEqual(len(cpus), len(expected_cores_info)) for cpu in cpus: self.assertIn(cpu, expected_cores_info) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_bad_nodes_cores_info(self, mock_node_id, mock_listdir, mock_isdir): numa_node_dirs = ['/sys/devices/system/node/node0'] mock_node_id.return_value = 0 thread_dirs = ['cpu0', 'cpu1', 'cpu2', 'cpu3', 'cpu4', 'cpu5'] mock_listdir.return_value = thread_dirs mock_isdir.return_value = True reads = ['0', '0', '1', '1', '1', IOError] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_core_id_file = mock_open.return_value.read mock_core_id_file.side_effect = reads self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_cores_info, numa_node_dirs) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_get_numa_node_id_invalid_format_cores_info(self, mock_node_id): numa_node_dirs = ['/sys/devices/system/node/nodeid0'] mock_node_id.side_effect = errors.IncompatibleNumaFormatError self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_cores_info, numa_node_dirs) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_nodes_invalid_threaddir_format_cores_info(self, mock_node_id, mock_listdir, mock_isdir): numa_node_dirs = ['/sys/devices/system/node/node0'] mock_node_id.return_value = 0 thread_dirs = ['cpuid0', 'cpu1', 'cpu2', 'cpu3', 'cpu4', 'cpu5'] mock_listdir.return_value = thread_dirs mock_isdir.return_value = True reads = ['0', '0', '1', '1', '1', '2'] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_core_id_file = mock_open.return_value.read mock_core_id_file.side_effect = reads self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_cores_info, numa_node_dirs) @mock.patch.object(os.path, 'isdir', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) @mock.patch.object(numa_insp, 'get_numa_node_id', autospec=True) def test_bad_nodes_thread_dirs(self, mock_node_id, mock_listdir, mock_isdir): numa_node_dirs = ['/sys/devices/system/node/node0'] mock_node_id.return_value = 0 mock_listdir.side_effect = errors.IncompatibleNumaFormatError("") mock_isdir.return_value = True self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_cores_info, numa_node_dirs) @mock.patch.object(os.path, 'isfile', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) def test_get_nodes_nics_info(self, mock_listdir, mock_isfile): nic_dirs = ['enp0s01', 'enp0s02'] mock_listdir.return_value = nic_dirs mock_isfile.return_value = True reads = ['0', '1'] expected_nicsinfo = [{'name': 'enp0s01', 'numa_node': 0}, {'name': 'enp0s02', 'numa_node': 1}] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_nicsinfo_file = mock_open.return_value.read mock_nicsinfo_file.side_effect = reads nics = numa_insp.get_nodes_nics_info('/sys/class/net/') self.assertListEqual(expected_nicsinfo, nics) @mock.patch.object(os.path, 'isfile', autospec=True) @mock.patch.object(os, 'listdir', autospec=True) def test_bad_nodes_nics_info(self, mock_listdir, mock_isfile): nic_dirs = ['enp0s01', 'enp0s02'] mock_listdir.return_value = nic_dirs mock_isfile.return_value = True reads = ['0', IOError] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_nicsinfo_file = mock_open.return_value.read mock_nicsinfo_file.side_effect = reads self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_nics_info, '/sys/class/net/') @mock.patch.object(os, 'listdir', autospec=True) @mock.patch.object(os.path, 'isdir', autospec=True) def test_no_nics_dir(self, mock_isdir, mock_listdir): mock_isdir.return_value = False nic_dirs = ['enp0s01', 'enp0s02'] mock_listdir.return_value = nic_dirs reads = ['0', '1'] mock_open = mock.mock_open() with mock.patch('builtins.open', mock_open): mock_nicsinfo_file = mock_open.return_value.read mock_nicsinfo_file.side_effect = reads self.assertRaises(errors.IncompatibleNumaFormatError, numa_insp.get_nodes_nics_info, '/sys/class/net/')