diff options
Diffstat (limited to 'yardstick/tests/unit/network_services/vnf_generic/vnf/test_sample_vnf.py')
| -rw-r--r-- | yardstick/tests/unit/network_services/vnf_generic/vnf/test_sample_vnf.py | 1532 |
1 files changed, 1532 insertions, 0 deletions
diff --git a/yardstick/tests/unit/network_services/vnf_generic/vnf/test_sample_vnf.py b/yardstick/tests/unit/network_services/vnf_generic/vnf/test_sample_vnf.py new file mode 100644 index 000000000..21f0c5e1f --- /dev/null +++ b/yardstick/tests/unit/network_services/vnf_generic/vnf/test_sample_vnf.py @@ -0,0 +1,1532 @@ +# Copyright (c) 2017-2019 Intel Corporation +# +# 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. + +from copy import deepcopy + +import unittest +import mock +import six +import subprocess +import time + +import paramiko + +from yardstick.common import exceptions as y_exceptions +from yardstick.common import utils +from yardstick.network_services.nfvi import resource +from yardstick.network_services.vnf_generic.vnf import base +from yardstick.network_services.vnf_generic.vnf import sample_vnf +from yardstick.network_services.vnf_generic.vnf import vnf_ssh_helper +from yardstick import ssh +from yardstick.tests.unit.network_services.vnf_generic.vnf import test_base +from yardstick.benchmark.contexts import base as ctx_base + + +class MockError(Exception): + pass + + +class TestVnfSshHelper(unittest.TestCase): + + VNFD_0 = { + 'short-name': 'VpeVnf', + 'vdu': [ + { + 'routing_table': [ + { + 'network': '152.16.100.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.100.20', + 'if': 'xe0' + }, + { + 'network': '152.16.40.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.40.20', + 'if': 'xe1' + }, + ], + 'description': 'VPE approximation using DPDK', + 'name': 'vpevnf-baremetal', + 'nd_route_tbl': [ + { + 'network': '0064:ff9b:0:0:0:0:9810:6414', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:6414', + 'if': 'xe0' + }, + { + 'network': '0064:ff9b:0:0:0:0:9810:2814', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:2814', + 'if': 'xe1' + }, + ], + 'id': 'vpevnf-baremetal', + 'external-interface': [ + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:03', + 'vpci': '0000:05:00.0', + 'dpdk_port_num': 0, + 'driver': 'i40e', + 'local_ip': '152.16.100.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.100.20', + 'local_mac': '00:00:00:00:00:01', + 'vld_id': 'uplink_0', + 'ifname': 'xe0', + }, + 'vnfd-connection-point-ref': 'xe0', + 'name': 'xe0' + }, + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:04', + 'vpci': '0000:05:00.1', + 'dpdk_port_num': 1, + 'driver': 'ixgbe', + 'local_ip': '152.16.40.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.40.20', + 'local_mac': '00:00:00:00:00:02', + 'vld_id': 'downlink_0', + 'ifname': 'xe1', + }, + 'vnfd-connection-point-ref': 'xe1', + 'name': 'xe1' + }, + ], + }, + ], + 'description': 'Vpe approximation using DPDK', + 'mgmt-interface': { + 'vdu-id': 'vpevnf-baremetal', + 'host': '1.1.1.1', + 'password': 'r00t', + 'user': 'root', + 'ip': '1.1.1.1' + }, + 'benchmark': { + 'kpi': [ + 'packets_in', + 'packets_fwd', + 'packets_dropped', + ], + }, + 'connection-point': [ + { + 'type': 'VPORT', + 'name': 'xe0', + }, + { + 'type': 'VPORT', + 'name': 'xe1', + }, + ], + 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh' + } + + VNFD = { + 'vnfd:vnfd-catalog': { + 'vnfd': [ + VNFD_0, + ] + } + } + + def setUp(self): + self.ssh_helper = vnf_ssh_helper.VnfSshHelper( + self.VNFD_0['mgmt-interface'], 'my/bin/path') + self.ssh_helper._run = mock.Mock() + + def assertAll(self, iterable, message=None): + self.assertTrue(all(iterable), message) + + def test_get_class(self): + self.assertIs(vnf_ssh_helper.VnfSshHelper.get_class(), + vnf_ssh_helper.VnfSshHelper) + + @mock.patch.object(ssh, 'paramiko') + def test_copy(self, _): + self.ssh_helper.execute('ls') + self.assertTrue(self.ssh_helper.is_connected) + result = self.ssh_helper.copy() + self.assertIsInstance(result, vnf_ssh_helper.VnfSshHelper) + self.assertFalse(result.is_connected) + self.assertEqual(result.bin_path, self.ssh_helper.bin_path) + self.assertEqual(result.host, self.ssh_helper.host) + self.assertEqual(result.port, self.ssh_helper.port) + self.assertEqual(result.user, self.ssh_helper.user) + self.assertEqual(result.password, self.ssh_helper.password) + self.assertEqual(result.key_filename, self.ssh_helper.key_filename) + + @mock.patch.object(paramiko, 'SSHClient') + def test_upload_config_file(self, mock_paramiko): + self.assertFalse(self.ssh_helper.is_connected) + cfg_file = self.ssh_helper.upload_config_file('/my/prefix', 'my content') + self.assertTrue(self.ssh_helper.is_connected) + mock_paramiko.assert_called_once() + self.assertEqual(cfg_file, '/my/prefix') + + @mock.patch.object(paramiko, 'SSHClient') + def test_upload_config_file_path_does_not_exist(self, mock_paramiko): + self.assertFalse(self.ssh_helper.is_connected) + cfg_file = self.ssh_helper.upload_config_file('my/prefix', 'my content') + self.assertTrue(self.ssh_helper.is_connected) + mock_paramiko.assert_called_once() + self.assertTrue(cfg_file.startswith('/tmp')) + + def test_join_bin_path(self): + expected_start = 'my' + expected_middle_list = ['bin'] + expected_end = 'path' + result = self.ssh_helper.join_bin_path() + self.assertTrue(result.startswith(expected_start)) + self.assertAll(middle in result for middle in expected_middle_list) + self.assertTrue(result.endswith(expected_end)) + + expected_middle_list.append(expected_end) + expected_end = 'some_file.sh' + result = self.ssh_helper.join_bin_path('some_file.sh') + self.assertTrue(result.startswith(expected_start)) + self.assertAll(middle in result for middle in expected_middle_list) + self.assertTrue(result.endswith(expected_end)) + + expected_middle_list.append('some_dir') + expected_end = 'some_file.sh' + result = self.ssh_helper.join_bin_path('some_dir', 'some_file.sh') + self.assertTrue(result.startswith(expected_start)) + self.assertAll(middle in result for middle in expected_middle_list) + self.assertTrue(result.endswith(expected_end)) + + @mock.patch.object(paramiko, 'SSHClient') + @mock.patch.object(ssh, 'provision_tool') + def test_provision_tool(self, mock_provision_tool, mock_paramiko): + self.assertFalse(self.ssh_helper.is_connected) + self.ssh_helper.provision_tool() + self.assertTrue(self.ssh_helper.is_connected) + mock_paramiko.assert_called_once() + mock_provision_tool.assert_called_once() + + self.ssh_helper.provision_tool(tool_file='my_tool.sh') + self.assertTrue(self.ssh_helper.is_connected) + mock_paramiko.assert_called_once() + self.assertEqual(mock_provision_tool.call_count, 2) + + self.ssh_helper.provision_tool('tool_path', 'my_tool.sh') + self.assertTrue(self.ssh_helper.is_connected) + mock_paramiko.assert_called_once() + self.assertEqual(mock_provision_tool.call_count, 3) + + +class TestSetupEnvHelper(unittest.TestCase): + + VNFD_0 = TestVnfSshHelper.VNFD_0 + + def setUp(self): + self.setup_env_helper = sample_vnf.SetupEnvHelper( + mock.Mock(), mock.Mock(), mock.Mock()) + + def test_build_config(self): + with self.assertRaises(NotImplementedError): + self.setup_env_helper.build_config() + + def test_setup_vnf_environment(self): + self.assertIsNone(self.setup_env_helper.setup_vnf_environment()) + + def test_tear_down(self): + with self.assertRaises(NotImplementedError): + self.setup_env_helper.tear_down() + + +class TestDpdkVnfSetupEnvHelper(unittest.TestCase): + + VNFD_0 = TestVnfSshHelper.VNFD_0 + + VNFD = TestVnfSshHelper.VNFD + + def setUp(self): + self.vnfd_helper = base.VnfdHelper(deepcopy(self.VNFD_0)) + self.scenario_helper = mock.Mock() + self.ssh_helper = mock.Mock() + self.dpdk_setup_helper = sample_vnf.DpdkVnfSetupEnvHelper( + self.vnfd_helper, self.ssh_helper, self.scenario_helper) + + def test__update_packet_type(self): + ip_pipeline_cfg = 'pkt_type = ipv4' + pkt_type = {'pkt_type': '1'} + + expected = "pkt_type = 1" + result = self.dpdk_setup_helper._update_packet_type( + ip_pipeline_cfg, pkt_type) + self.assertEqual(result, expected) + + def test__update_packet_type_no_op(self): + ip_pipeline_cfg = 'pkt_type = ipv6' + pkt_type = {'pkt_type': '1'} + + expected = "pkt_type = ipv6" + result = self.dpdk_setup_helper._update_packet_type( + ip_pipeline_cfg, pkt_type) + self.assertEqual(result, expected) + + def test__update_packet_type_multi_op(self): + ip_pipeline_cfg = 'pkt_type = ipv4\npkt_type = 1\npkt_type = ipv4' + pkt_type = {'pkt_type': '1'} + expected = 'pkt_type = 1\npkt_type = 1\npkt_type = 1' + + result = self.dpdk_setup_helper._update_packet_type( + ip_pipeline_cfg, pkt_type) + self.assertEqual(result, expected) + + def test__update_traffic_type(self): + ip_pipeline_cfg = 'pkt_type = ipv4' + traffic_options = { + "vnf_type": sample_vnf.DpdkVnfSetupEnvHelper.APP_NAME, + "traffic_type": 4} + expected = "pkt_type = ipv4" + + result = self.dpdk_setup_helper._update_traffic_type( + ip_pipeline_cfg, traffic_options) + self.assertEqual(result, expected) + + def test__update_traffic_type_ipv6(self): + ip_pipeline_cfg = 'pkt_type = ipv4' + traffic_options = { + "vnf_type": sample_vnf.DpdkVnfSetupEnvHelper.APP_NAME, + "traffic_type": 6} + expected = "pkt_type = ipv6" + + result = self.dpdk_setup_helper._update_traffic_type( + ip_pipeline_cfg, traffic_options) + self.assertEqual(result, expected) + + def test__update_traffic_type_not_app_name(self): + ip_pipeline_cfg = 'traffic_type = 4' + vnf_type = ''.join(["Not", sample_vnf.DpdkVnfSetupEnvHelper.APP_NAME]) + traffic_options = {"vnf_type": vnf_type, 'traffic_type': 8} + expected = "traffic_type = 8" + + result = self.dpdk_setup_helper._update_traffic_type( + ip_pipeline_cfg, traffic_options) + self.assertEqual(result, expected) + + @mock.patch.object(six.moves.builtins, 'open') + @mock.patch.object(utils, 'find_relative_file') + @mock.patch.object(sample_vnf, 'MultiPortConfig') + def test_build_config(self, mock_multi_port_config_class, + mock_find, *args): + mock_multi_port_config = mock_multi_port_config_class() + self.scenario_helper.vnf_cfg = {} + self.scenario_helper.options = {} + self.scenario_helper.all_options = {} + + self.dpdk_setup_helper.PIPELINE_COMMAND = expected = 'pipeline command' + result = self.dpdk_setup_helper.build_config() + self.assertEqual(result, expected) + self.assertGreaterEqual(self.ssh_helper.upload_config_file.call_count, 2) + mock_find.assert_called() + mock_multi_port_config.generate_config.assert_called() + mock_multi_port_config.generate_script.assert_called() + + @mock.patch.object(six.moves.builtins, 'open') + @mock.patch.object(utils, 'find_relative_file') + @mock.patch.object(sample_vnf, 'MultiPortConfig') + @mock.patch.object(utils, 'open_relative_file') + def test_build_config2(self, mock_open_rf, mock_multi_port_config_class, + mock_find, *args): + mock_multi_port_config = mock_multi_port_config_class() + self.scenario_helper.options = {'rules': 'fake_file'} + self.scenario_helper.vnf_cfg = {'file': 'fake_file'} + self.scenario_helper.all_options = {} + mock_open_rf.side_effect = mock.mock_open(read_data='fake_data') + self.dpdk_setup_helper.PIPELINE_COMMAND = expected = 'pipeline command' + + result = self.dpdk_setup_helper.build_config() + + mock_open_rf.assert_called() + self.assertEqual(result, expected) + self.assertGreaterEqual(self.ssh_helper.upload_config_file.call_count, 2) + mock_find.assert_called() + mock_multi_port_config.generate_config.assert_called() + mock_multi_port_config.generate_script.assert_called() + + def test__build_pipeline_kwargs(self): + self.ssh_helper.provision_tool.return_value = 'tool_path' + self.dpdk_setup_helper.CFG_CONFIG = 'config' + self.dpdk_setup_helper.CFG_SCRIPT = 'script' + self.dpdk_setup_helper.pipeline_kwargs = {} + self.dpdk_setup_helper.all_ports = [0, 1, 2] + self.dpdk_setup_helper.scenario_helper.vnf_cfg = {'lb_config': 'HW', + 'worker_threads': 1} + + expected = { + 'cfg_file': 'config', + 'script': 'script', + 'port_mask_hex': '0x3', + 'tool_path': 'tool_path', + 'hwlb': ' --hwlb 1', + } + self.dpdk_setup_helper._build_pipeline_kwargs() + self.assertDictEqual(self.dpdk_setup_helper.pipeline_kwargs, expected) + + @mock.patch.object(time, 'sleep') + @mock.patch.object(ssh, 'SSH') + def test_setup_vnf_environment(self, *args): + self.scenario_helper.nodes = [None, None] + + def execute(cmd): + if cmd.startswith('which '): + return exec_failure + return exec_success + + exec_success = (0, 'good output', '') + exec_failure = (1, 'bad output', 'error output') + self.ssh_helper.execute = execute + + self.dpdk_setup_helper._validate_cpu_cfg = mock.Mock(return_value=[]) + + with mock.patch.object(self.dpdk_setup_helper, '_setup_dpdk'): + self.assertIsInstance( + self.dpdk_setup_helper.setup_vnf_environment(), + resource.ResourceProfile) + + @mock.patch.object(utils, 'setup_hugepages') + def test__setup_dpdk(self, mock_setup_hugepages): + self.ssh_helper.execute = mock.Mock() + self.ssh_helper.execute.return_value = (0, 0, 0) + self.scenario_helper.all_options = {'hugepages_gb': 8} + self.dpdk_setup_helper._setup_dpdk() + mock_setup_hugepages.assert_called_once_with( + self.ssh_helper, 8*1024*1024) + self.ssh_helper.execute.assert_has_calls([ + mock.call('sudo modprobe uio && sudo modprobe igb_uio'), + mock.call('lsmod | grep -i igb_uio') + ]) + + @mock.patch.object(ssh, 'SSH') + def test__setup_resources(self, _): + self.dpdk_setup_helper._validate_cpu_cfg = mock.Mock() + self.dpdk_setup_helper.bound_pci = [v['virtual-interface']["vpci"] for v in + self.vnfd_helper.interfaces] + result = self.dpdk_setup_helper._setup_resources() + self.assertIsInstance(result, resource.ResourceProfile) + self.assertEqual(self.dpdk_setup_helper.socket, 0) + + @mock.patch.object(ssh, 'SSH') + def test__setup_resources_socket_1(self, _): + self.vnfd_helper.interfaces[0]['virtual-interface']['vpci'] = \ + '0000:55:00.0' + self.vnfd_helper.interfaces[1]['virtual-interface']['vpci'] = \ + '0000:35:00.0' + + self.dpdk_setup_helper._validate_cpu_cfg = mock.Mock() + self.dpdk_setup_helper.bound_pci = [v['virtual-interface']["vpci"] for v in + self.vnfd_helper.interfaces] + result = self.dpdk_setup_helper._setup_resources() + self.assertIsInstance(result, resource.ResourceProfile) + self.assertEqual(self.dpdk_setup_helper.socket, 1) + + @mock.patch.object(time, 'sleep') + def test__detect_and_bind_drivers(self, *args): + self.scenario_helper.nodes = [None, None] + rv = ['0000:05:00.1', '0000:05:00.0'] + + self.dpdk_setup_helper.dpdk_bind_helper._get_bound_pci_addresses = \ + mock.Mock(return_value=rv) + self.dpdk_setup_helper.dpdk_bind_helper.bind = mock.Mock() + self.dpdk_setup_helper.dpdk_bind_helper.read_status = mock.Mock() + + self.assertIsNone(self.dpdk_setup_helper._detect_and_bind_drivers()) + + intf_0 = self.vnfd_helper.vdu[0]['external-interface'][0]['virtual-interface'] + intf_1 = self.vnfd_helper.vdu[0]['external-interface'][1]['virtual-interface'] + self.assertEqual(0, intf_0['dpdk_port_num']) + self.assertEqual(1, intf_1['dpdk_port_num']) + + def test_tear_down(self): + self.scenario_helper.nodes = [None, None] + + self.dpdk_setup_helper.dpdk_bind_helper.bind = mock.Mock() + self.dpdk_setup_helper.dpdk_bind_helper.used_drivers = { + 'd1': ['0000:05:00.0'], + 'd3': ['0000:05:01.0'], + } + + self.assertIsNone(self.dpdk_setup_helper.tear_down()) + self.dpdk_setup_helper.dpdk_bind_helper.bind.assert_any_call( + ['0000:05:00.0'], 'd1', True) + self.dpdk_setup_helper.dpdk_bind_helper.bind.assert_any_call( + ['0000:05:01.0'], 'd3', True) + + +class TestResourceHelper(unittest.TestCase): + + VNFD_0 = { + 'short-name': 'VpeVnf', + 'vdu': [ + { + 'routing_table': [ + { + 'network': '152.16.100.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.100.20', + 'if': 'xe0' + }, + { + 'network': '152.16.40.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.40.20', + 'if': 'xe1' + }, + ], + 'description': 'VPE approximation using DPDK', + 'name': 'vpevnf-baremetal', + 'nd_route_tbl': [ + { + 'network': '0064:ff9b:0:0:0:0:9810:6414', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:6414', + 'if': 'xe0' + }, + { + 'network': '0064:ff9b:0:0:0:0:9810:2814', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:2814', + 'if': 'xe1' + }, + ], + 'id': 'vpevnf-baremetal', + 'external-interface': [ + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:03', + 'vpci': '0000:05:00.0', + 'driver': 'i40e', + 'local_ip': '152.16.100.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 0, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.100.20', + 'local_mac': '00:00:00:00:00:01' + }, + 'vnfd-connection-point-ref': 'xe0', + 'name': 'xe0' + }, + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:04', + 'vpci': '0000:05:00.1', + 'driver': 'ixgbe', + 'local_ip': '152.16.40.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 1, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.40.20', + 'local_mac': '00:00:00:00:00:02' + }, + 'vnfd-connection-point-ref': 'xe1', + 'name': 'xe1' + }, + ], + }, + ], + 'description': 'Vpe approximation using DPDK', + 'mgmt-interface': { + 'vdu-id': 'vpevnf-baremetal', + 'host': '1.1.1.1', + 'password': 'r00t', + 'user': 'root', + 'ip': '1.1.1.1' + }, + 'benchmark': { + 'kpi': [ + 'packets_in', + 'packets_fwd', + 'packets_dropped', + ], + }, + 'connection-point': [ + { + 'type': 'VPORT', + 'name': 'xe0', + }, + { + 'type': 'VPORT', + 'name': 'xe1', + }, + ], + 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh' + } + + def setUp(self): + self.vnfd_helper = base.VnfdHelper(self.VNFD_0) + self.dpdk_setup_helper = sample_vnf.DpdkVnfSetupEnvHelper( + self.vnfd_helper, mock.Mock(), mock.Mock()) + self.resource_helper = sample_vnf.ResourceHelper(self.dpdk_setup_helper) + + def test_setup(self): + resource = object() + self.dpdk_setup_helper.setup_vnf_environment = ( + mock.Mock(return_value=resource)) + resource_helper = sample_vnf.ResourceHelper(self.dpdk_setup_helper) + + self.assertIsNone(resource_helper.setup()) + self.assertIs(resource_helper.resource, resource) + + def test_generate_cfg(self): + self.assertIsNone(self.resource_helper.generate_cfg()) + + def test_stop_collect(self): + self.resource_helper.resource = mock.Mock() + + self.assertIsNone(self.resource_helper.stop_collect()) + + def test_stop_collect_none(self): + self.resource_helper.resource = None + + self.assertIsNone(self.resource_helper.stop_collect()) + + +class TestClientResourceHelper(unittest.TestCase): + + VNFD_0 = { + 'short-name': 'VpeVnf', + 'vdu': [ + { + 'routing_table': [ + { + 'network': '152.16.100.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.100.20', + 'if': 'xe0' + }, + { + 'network': '152.16.40.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.40.20', + 'if': 'xe1' + }, + ], + 'description': 'VPE approximation using DPDK', + 'name': 'vpevnf-baremetal', + 'nd_route_tbl': [ + { + 'network': '0064:ff9b:0:0:0:0:9810:6414', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:6414', + 'if': 'xe0' + }, + { + 'network': '0064:ff9b:0:0:0:0:9810:2814', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:2814', + 'if': 'xe1' + }, + ], + 'id': 'vpevnf-baremetal', + 'external-interface': [ + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:03', + 'vpci': '0000:05:00.0', + 'driver': 'i40e', + 'local_ip': '152.16.100.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 0, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.100.20', + 'local_mac': '00:00:00:00:00:01', + 'vld_id': 'uplink_0', + 'ifname': 'xe0', + }, + 'vnfd-connection-point-ref': 'xe0', + 'name': 'xe0' + }, + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:04', + 'vpci': '0000:05:00.1', + 'driver': 'ixgbe', + 'local_ip': '152.16.40.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 1, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.40.20', + 'local_mac': '00:00:00:00:00:02', + 'vld_id': 'downlink_0', + 'ifname': 'xe1', + }, + 'vnfd-connection-point-ref': 'xe1', + 'name': 'xe1' + }, + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:13', + 'vpci': '0000:05:00.2', + 'driver': 'ixgbe', + 'local_ip': '152.16.40.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 2, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.40.30', + 'local_mac': '00:00:00:00:00:11' + }, + 'vnfd-connection-point-ref': 'xe2', + 'name': 'xe2' + }, + ], + }, + ], + 'description': 'Vpe approximation using DPDK', + 'mgmt-interface': { + 'vdu-id': 'vpevnf-baremetal', + 'host': '1.1.1.1', + 'password': 'r00t', + 'user': 'root', + 'ip': '1.1.1.1' + }, + 'benchmark': { + 'kpi': [ + 'packets_in', + 'packets_fwd', + 'packets_dropped', + ], + }, + 'connection-point': [ + { + 'type': 'VPORT', + 'name': 'xe0', + }, + { + 'type': 'VPORT', + 'name': 'xe1', + }, + ], + 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh' + } + + VNFD = { + 'vnfd:vnfd-catalog': { + 'vnfd': [ + VNFD_0, + ], + }, + } + + def setUp(self): + vnfd_helper = base.VnfdHelper(self.VNFD_0) + ssh_helper = mock.Mock() + scenario_helper = mock.Mock() + dpdk_setup_helper = sample_vnf.DpdkVnfSetupEnvHelper( + vnfd_helper, ssh_helper, scenario_helper) + self.client_resource_helper = ( + sample_vnf.ClientResourceHelper(dpdk_setup_helper)) + + @mock.patch.object(sample_vnf, 'LOG') + @mock.patch.object(sample_vnf, 'STLError', new_callable=lambda: MockError) + def test_get_stats_not_connected(self, mock_stl_error, *args): + self.client_resource_helper.client = mock.Mock() + self.client_resource_helper.client.get_stats.side_effect = \ + mock_stl_error + + self.assertEqual(self.client_resource_helper.get_stats(), {}) + self.client_resource_helper.client.get_stats.assert_called_once() + + def test_clear_stats(self): + self.client_resource_helper.client = mock.Mock() + + self.assertIsNone(self.client_resource_helper.clear_stats()) + self.assertEqual( + self.client_resource_helper.client.clear_stats.call_count, 1) + + def test_clear_stats_of_ports(self): + self.client_resource_helper.client = mock.Mock() + + self.assertIsNone(self.client_resource_helper.clear_stats([3, 4])) + self.client_resource_helper.client.clear_stats.assert_called_once() + + def test_start(self): + self.client_resource_helper.client = mock.Mock() + + self.assertIsNone(self.client_resource_helper.start()) + self.client_resource_helper.client.start.assert_called_once() + + def test_start_ports(self): + self.client_resource_helper.client = mock.Mock() + + self.assertIsNone(self.client_resource_helper.start([3, 4])) + self.client_resource_helper.client.start.assert_called_once() + + def test_collect_kpi_with_queue(self): + self.client_resource_helper._result = { + 'existing': 43, + 'replaceable': 12} + self.client_resource_helper._queue = mock.Mock() + self.client_resource_helper._queue.empty.return_value = False + self.client_resource_helper._queue.get.return_value = { + 'incoming': 34, + 'replaceable': 99} + + expected = { + 'existing': 43, + 'incoming': 34, + 'replaceable': 99, + } + result = self.client_resource_helper.collect_kpi() + self.assertEqual(result, expected) + + @mock.patch.object(time, 'sleep') + @mock.patch.object(sample_vnf, 'STLError') + def test__connect_with_failures(self, mock_stl_error, *args): + client = mock.MagicMock() + client.connect.side_effect = mock_stl_error(msg='msg') + + self.assertIs(self.client_resource_helper._connect(client), client) + + +class TestRfc2544ResourceHelper(unittest.TestCase): + + RFC2544_CFG_1 = { + 'latency': True, + 'correlated_traffic': True, + 'allowed_drop_rate': '0.1 - 0.15', + } + + RFC2544_CFG_2 = { + 'allowed_drop_rate': ' 0.25 - 0.05 ', + } + + RFC2544_CFG_3 = { + 'allowed_drop_rate': '0.2', + } + + RFC2544_CFG_4 = { + 'latency': True, + } + + SCENARIO_CFG_1 = { + 'options': { + 'rfc2544': RFC2544_CFG_1, + } + } + + SCENARIO_CFG_2 = { + 'options': { + 'rfc2544': RFC2544_CFG_2, + } + } + + SCENARIO_CFG_3 = { + 'options': { + 'rfc2544': RFC2544_CFG_3, + } + } + + SCENARIO_CFG_4 = { + 'options': { + 'rfc2544': RFC2544_CFG_4, + } + } + + def setUp(self): + self.scenario_helper = sample_vnf.ScenarioHelper('name1') + self.rfc2544_resource_helper = \ + sample_vnf.Rfc2544ResourceHelper(self.scenario_helper) + + def test_property_rfc2544(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_1 + + self.assertIsNone(self.rfc2544_resource_helper._rfc2544) + self.assertEqual(self.rfc2544_resource_helper.rfc2544, + self.RFC2544_CFG_1) + self.assertEqual(self.rfc2544_resource_helper._rfc2544, + self.RFC2544_CFG_1) + # ensure that resource_helper caches + self.scenario_helper.scenario_cfg = {} + self.assertEqual(self.rfc2544_resource_helper.rfc2544, + self.RFC2544_CFG_1) + + def test_property_tolerance_high(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_1 + + self.assertIsNone(self.rfc2544_resource_helper._tolerance_high) + self.assertEqual(self.rfc2544_resource_helper.tolerance_high, 0.15) + self.assertEqual(self.rfc2544_resource_helper._tolerance_high, 0.15) + self.assertEqual(self.rfc2544_resource_helper._tolerance_precision, 2) + # ensure that resource_helper caches + self.scenario_helper.scenario_cfg = {} + self.assertEqual(self.rfc2544_resource_helper.tolerance_high, 0.15) + + def test_property_tolerance_low(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_1 + + self.assertIsNone(self.rfc2544_resource_helper._tolerance_low) + self.assertEqual(self.rfc2544_resource_helper.tolerance_low, 0.1) + self.assertEqual(self.rfc2544_resource_helper._tolerance_low, 0.1) + # ensure that resource_helper caches + self.scenario_helper.scenario_cfg = {} + self.assertEqual(self.rfc2544_resource_helper.tolerance_low, 0.1) + + def test_property_tolerance_high_range_swap(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_2 + + self.assertEqual(self.rfc2544_resource_helper.tolerance_high, 0.25) + + def test_property_tolerance_low_range_swap(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_2 + + self.assertEqual(self.rfc2544_resource_helper.tolerance_low, 0.05) + + def test_property_tolerance_high_not_range(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_3 + + self.assertEqual(self.rfc2544_resource_helper.tolerance_high, 0.2) + self.assertEqual(self.rfc2544_resource_helper._tolerance_precision, 1) + + def test_property_tolerance_low_not_range(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_3 + + self.assertEqual(self.rfc2544_resource_helper.tolerance_low, 0.2) + + def test_property_tolerance_high_default(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_4 + + self.assertEqual(self.rfc2544_resource_helper.tolerance_high, 0.0001) + + def test_property_tolerance_low_default(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_4 + + self.assertEqual(self.rfc2544_resource_helper.tolerance_low, 0.0001) + + def test_property_latency(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_1 + + self.assertIsNone(self.rfc2544_resource_helper._latency) + self.assertTrue(self.rfc2544_resource_helper.latency) + self.assertTrue(self.rfc2544_resource_helper._latency) + # ensure that resource_helper caches + self.scenario_helper.scenario_cfg = {} + self.assertTrue(self.rfc2544_resource_helper.latency) + + def test_property_latency_default(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_2 + + self.assertFalse(self.rfc2544_resource_helper.latency) + + def test_property_correlated_traffic(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_1 + + self.assertIsNone(self.rfc2544_resource_helper._correlated_traffic) + self.assertTrue(self.rfc2544_resource_helper.correlated_traffic) + self.assertTrue(self.rfc2544_resource_helper._correlated_traffic) + # ensure that resource_helper caches + self.scenario_helper.scenario_cfg = {} + self.assertTrue(self.rfc2544_resource_helper.correlated_traffic) + + def test_property_correlated_traffic_default(self): + self.scenario_helper.scenario_cfg = self.SCENARIO_CFG_2 + + self.assertFalse(self.rfc2544_resource_helper.correlated_traffic) + + +class TestSampleVNFDeployHelper(unittest.TestCase): + + def setUp(self): + self._mock_time_sleep = mock.patch.object(time, 'sleep') + self.mock_time_sleep = self._mock_time_sleep.start() + self._mock_check_output = mock.patch.object(subprocess, 'check_output') + self.mock_check_output = self._mock_check_output.start() + self.addCleanup(self._stop_mocks) + + self.ssh_helper = mock.Mock() + self.sample_vnf_deploy_helper = sample_vnf.SampleVNFDeployHelper( + mock.Mock(), self.ssh_helper) + self.ssh_helper.join_bin_path.return_value = 'joined_path' + self.ssh_helper.put.return_value = None + + def _stop_mocks(self): + self._mock_time_sleep.stop() + self._mock_check_output.stop() + + def test_deploy_vnfs_disabled(self): + self.ssh_helper.execute.return_value = 1, 'bad output', 'error output' + + self.sample_vnf_deploy_helper.deploy_vnfs('name1') + self.sample_vnf_deploy_helper.DISABLE_DEPLOY = True + self.assertEqual(self.ssh_helper.execute.call_count, 5) + self.ssh_helper.put.assert_called_once() + + def test_deploy_vnfs(self): + self.ssh_helper.execute.return_value = 1, 'bad output', 'error output' + self.sample_vnf_deploy_helper.DISABLE_DEPLOY = False + + self.sample_vnf_deploy_helper.deploy_vnfs('name1') + self.assertEqual(self.ssh_helper.execute.call_count, 5) + self.ssh_helper.put.assert_called_once() + + def test_deploy_vnfs_early_success(self): + self.ssh_helper.execute.return_value = 0, 'output', '' + self.sample_vnf_deploy_helper.DISABLE_DEPLOY = False + + self.sample_vnf_deploy_helper.deploy_vnfs('name1') + self.ssh_helper.execute.assert_called_once() + self.ssh_helper.put.assert_not_called() + + +class TestScenarioHelper(unittest.TestCase): + + def setUp(self): + self.scenario_helper = sample_vnf.ScenarioHelper('name1') + + def test_property_task_path(self): + self.scenario_helper.scenario_cfg = { + 'task_path': 'my_path', + } + + self.assertEqual(self.scenario_helper.task_path, 'my_path') + + def test_property_nodes(self): + nodes = ['node1', 'node2'] + self.scenario_helper.scenario_cfg = { + 'nodes': nodes, + } + + self.assertEqual(self.scenario_helper.nodes, nodes) + + def test_property_all_options(self): + data = { + 'name1': { + 'key3': 'value3', + }, + 'name2': {} + } + self.scenario_helper.scenario_cfg = { + 'options': data, + } + + self.assertDictEqual(self.scenario_helper.all_options, data) + + def test_property_options(self): + data = { + 'key1': 'value1', + 'key2': 'value2', + } + self.scenario_helper.scenario_cfg = { + 'options': { + 'name1': data, + }, + } + + self.assertDictEqual(self.scenario_helper.options, data) + + def test_property_vnf_cfg(self): + self.scenario_helper.scenario_cfg = { + 'options': { + 'name1': { + 'vnf_config': 'my_config', + }, + }, + } + + self.assertEqual(self.scenario_helper.vnf_cfg, 'my_config') + + def test_property_vnf_cfg_default(self): + self.scenario_helper.scenario_cfg = { + 'options': { + 'name1': {}, + }, + } + + self.assertEqual(self.scenario_helper.vnf_cfg, + sample_vnf.ScenarioHelper.DEFAULT_VNF_CFG) + + def test_property_topology(self): + self.scenario_helper.scenario_cfg = { + 'topology': 'my_topology', + } + + self.assertEqual(self.scenario_helper.topology, 'my_topology') + + +class TestSampleVnf(unittest.TestCase): + + VNFD_0 = { + 'short-name': 'VpeVnf', + 'vdu': [ + { + 'routing_table': [ + { + 'network': '152.16.100.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.100.20', + 'if': 'xe0' + }, + { + 'network': '152.16.40.20', + 'netmask': '255.255.255.0', + 'gateway': '152.16.40.20', + 'if': 'xe1' + }, + ], + 'description': 'VPE approximation using DPDK', + 'name': 'vpevnf-baremetal', + 'nd_route_tbl': [ + { + 'network': '0064:ff9b:0:0:0:0:9810:6414', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:6414', + 'if': 'xe0' + }, + { + 'network': '0064:ff9b:0:0:0:0:9810:2814', + 'netmask': '112', + 'gateway': '0064:ff9b:0:0:0:0:9810:2814', + 'if': 'xe1' + }, + ], + 'id': 'vpevnf-baremetal', + 'external-interface': [ + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:03', + 'vpci': '0000:05:00.0', + 'local_ip': '152.16.100.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 0, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.100.20', + 'local_mac': '00:00:00:00:00:01' + }, + 'vnfd-connection-point-ref': 'xe0', + 'name': 'xe0' + }, + { + 'virtual-interface': { + 'dst_mac': '00:00:00:00:00:04', + 'vpci': '0000:05:00.1', + 'local_ip': '152.16.40.19', + 'type': 'PCI-PASSTHROUGH', + 'netmask': '255.255.255.0', + 'dpdk_port_num': 1, + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.40.20', + 'local_mac': '00:00:00:00:00:02' + }, + 'vnfd-connection-point-ref': 'xe1', + 'name': 'xe1' + }, + ], + }, + ], + 'description': 'Vpe approximation using DPDK', + 'mgmt-interface': { + 'vdu-id': 'vpevnf-baremetal', + 'host': '1.1.1.1', + 'password': 'r00t', + 'user': 'root', + 'ip': '1.1.1.1' + }, + 'benchmark': { + 'kpi': [ + 'packets_in', + 'packets_fwd', + 'packets_dropped', + ], + }, + 'connection-point': [ + { + 'type': 'VPORT', + 'name': 'xe0', + }, + { + 'type': 'VPORT', + 'name': 'xe1', + }, + ], + 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh' + } + + VNFD = { + 'vnfd:vnfd-catalog': { + 'vnfd': [ + VNFD_0, + ] + } + } + + TRAFFIC_PROFILE = { + "schema": "isb:traffic_profile:0.1", + "name": "fixed", + "description": "Fixed traffic profile to run UDP traffic", + "traffic_profile": { + "traffic_type": "FixedTraffic", + "frame_rate": 100, # pps + "flow_number": 10, + "frame_size": 64, + }, + } + def setUp(self): + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + self.vnf = sample_vnf.SampleVNF('vnf1', vnfd) + self.vnf.APP_NAME = 'sample1' + + def test___init__(self): + vnf = sample_vnf.SampleVNF('vnf1', self.VNFD_0) + + self.assertEqual(vnf.name, 'vnf1') + self.assertDictEqual(vnf.vnfd_helper, self.VNFD_0) + + # test the default setup helper is SetupEnvHelper, not subclass + self.assertEqual(type(vnf.setup_helper), + sample_vnf.SetupEnvHelper) + + # test the default resource helper is ResourceHelper, not subclass + self.assertEqual(type(vnf.resource_helper), sample_vnf.ResourceHelper) + + def test___init___alt_types(self): + class MySetupEnvHelper(sample_vnf.SetupEnvHelper): + pass + + class MyResourceHelper(sample_vnf.ResourceHelper): + pass + + vnf = sample_vnf.SampleVNF('vnf1', self.VNFD_0, + MySetupEnvHelper, MyResourceHelper) + + self.assertEqual(vnf.name, 'vnf1') + self.assertDictEqual(vnf.vnfd_helper, self.VNFD_0) + + # test the default setup helper is MySetupEnvHelper, not subclass + self.assertEqual(type(vnf.setup_helper), MySetupEnvHelper) + + # test the default resource helper is MyResourceHelper, not subclass + self.assertEqual(type(vnf.resource_helper), MyResourceHelper) + + @mock.patch('yardstick.network_services.vnf_generic.vnf.sample_vnf.Process') + def test__start_vnf(self, *args): + self.vnf._run = mock.Mock() + + self.assertIsNone(self.vnf.queue_wrapper) + self.assertIsNone(self.vnf._vnf_process) + self.vnf._start_vnf() + self.assertIsNotNone(self.vnf.queue_wrapper) + self.assertIsNotNone(self.vnf._vnf_process) + + @mock.patch.object(ctx_base.Context, 'get_context_from_server', + return_value='fake_context') + @mock.patch.object(ssh, "SSH") + def test_instantiate(self, ssh, *args): + test_base.mock_ssh(ssh) + nodes = { + 'vnf1': 'name1', + 'vnf2': 'name2', + } + self.vnf._start_server = mock.Mock(return_value=0) + self.vnf._vnf_process = mock.MagicMock() + self.vnf._vnf_process._is_alive.return_value = 1 + self.vnf.ssh_helper = mock.MagicMock() + self.vnf.deploy_helper = mock.MagicMock() + self.vnf.resource_helper.ssh_helper = mock.MagicMock() + scenario_cfg = { + 'nodes': nodes, + } + + self.assertIsNone(self.vnf.instantiate(scenario_cfg, {})) + + def test__update_collectd_options(self): + scenario_cfg = {'options': + {'collectd': + {'interval': 3, + 'plugins': + {'plugin3': {'param': 3}}}, + 'vnf1': + {'collectd': + {'interval': 2, + 'plugins': + {'plugin3': {'param': 2}, + 'plugin2': {'param': 2}}}}}} + context_cfg = {'nodes': + {'vnf1': + {'collectd': + {'interval': 1, + 'plugins': + {'plugin3': {'param': 1}, + 'plugin2': {'param': 1}, + 'plugin1': {'param': 1}}}}}} + expected = {'interval': 1, + 'plugins': + {'plugin3': {'param': 1}, + 'plugin2': {'param': 1}, + 'plugin1': {'param': 1}}} + + self.vnf._update_collectd_options(scenario_cfg, context_cfg) + self.assertEqual(self.vnf.setup_helper.collectd_options, expected) + + def test__update_options(self): + options1 = {'interval': 1, + 'param1': 'value1', + 'plugins': + {'plugin3': {'param': 3}, + 'plugin2': {'param': 1}, + 'plugin1': {'param': 1}}} + options2 = {'interval': 2, + 'param2': 'value2', + 'plugins': + {'plugin4': {'param': 4}, + 'plugin2': {'param': 2}, + 'plugin1': {'param': 2}}} + expected = {'interval': 1, + 'param1': 'value1', + 'param2': 'value2', + 'plugins': + {'plugin4': {'param': 4}, + 'plugin3': {'param': 3}, + 'plugin2': {'param': 1}, + 'plugin1': {'param': 1}}} + + self.vnf._update_options(options2, options1) + self.assertEqual(options2, expected) + + @mock.patch.object(time, 'sleep') + @mock.patch.object(ssh, 'SSH') + def test_wait_for_instantiate_empty_queue(self, ssh, *args): + test_base.mock_ssh(ssh, exec_result=(1, "", "")) + + queue_size_list = [ + 0, + 1, + 0, + 1, + ] + + queue_get_list = [ + 'some output', + 'pipeline> ', + ] + + self.vnf.WAIT_TIME_FOR_SCRIPT = 0 + self.vnf._start_server = mock.Mock(return_value=0) + self.vnf._vnf_process = mock.MagicMock() + self.vnf._vnf_process.exitcode = 0 + self.vnf._vnf_process._is_alive.return_value = 1 + self.vnf.queue_wrapper = mock.Mock() + self.vnf.q_out = mock.Mock() + self.vnf.q_out.qsize.side_effect = iter(queue_size_list) + self.vnf.q_out.get.side_effect = iter(queue_get_list) + self.vnf.ssh_helper = mock.MagicMock() + self.vnf.resource_helper.ssh_helper = mock.MagicMock() + self.vnf.resource_helper.start_collect = mock.MagicMock() + + self.assertEqual(self.vnf.wait_for_instantiate(), 0) + + @mock.patch.object(time, 'sleep') + @mock.patch.object(ssh, 'SSH') + def test_wait_for_initialize(self, ssh, *args): + test_base.mock_ssh(ssh, exec_result=(1, "", "")) + queue_get_list = [ + 'some output', + 'pipeline> ', + 'run non_existent_script_name', + 'Cannot open file "non_existent_script_name"' + ] + queue_size_list = [ + 0, + len(queue_get_list[0]), + 0, + len(queue_get_list[1]), + len(queue_get_list[2]), + 0, + len(queue_get_list[3]) + ] + self.vnf.WAIT_TIME_FOR_SCRIPT = 0 + self.vnf._start_server = mock.Mock(return_value=0) + self.vnf._vnf_process = mock.MagicMock() + self.vnf._vnf_process.exitcode = 0 + self.vnf._vnf_process._is_alive.return_value = 1 + self.vnf.queue_wrapper = mock.Mock() + self.vnf.q_out = mock.Mock() + self.vnf.q_out.qsize.side_effect = iter(queue_size_list) + self.vnf.q_out.get.side_effect = iter(queue_get_list) + self.vnf.ssh_helper = mock.MagicMock() + self.vnf.resource_helper.ssh_helper = mock.MagicMock() + self.vnf.resource_helper.start_collect = mock.MagicMock() + + self.assertEqual(self.vnf.wait_for_initialize(), 0) + + @mock.patch.object(time, "sleep") + def test_vnf_execute_with_queue_data(self, *args): + queue_size_list = [ + 1, + 1, + 0, + ] + + queue_get_list = [ + 'hello ', + 'world' + ] + self.vnf.q_out = mock.Mock() + self.vnf.q_out.qsize.side_effect = iter(queue_size_list) + self.vnf.q_out.get.side_effect = iter(queue_get_list) + + self.assertEqual(self.vnf.vnf_execute('my command'), 'hello world') + + def test_terminate_without_vnf_process(self): + self.vnf.vnf_execute = mock.Mock() + self.vnf.ssh_helper = mock.Mock() + self.vnf._tear_down = mock.Mock() + self.vnf.resource_helper = mock.Mock() + + self.assertIsNone(self.vnf.terminate()) + + def test_get_stats(self): + self.vnf.APP_WORD = 'sample1' + self.vnf.vnf_execute = mock.Mock(return_value='the stats') + + self.assertEqual(self.vnf.get_stats(), 'the stats') + + @mock.patch.object(ctx_base.Context, 'get_physical_node_from_server', + return_value='mock_node') + def test_collect_kpi(self, *args): + self.vnf.scenario_helper.scenario_cfg = { + 'nodes': {self.vnf.name: "mock"} + } + self.vnf.COLLECT_KPI = r'\s(\d+)\D*(\d+)\D*(\d+)' + self.vnf.COLLECT_MAP = { + 'k1': 3, + 'k2': 1, + 'k3': 2, + } + self.vnf.get_stats = mock.Mock(return_value='index0: 34 -- 91, 27') + self.vnf.resource_helper = mock.Mock() + self.vnf.resource_helper.collect_kpi.return_value = {} + + expected = { + 'k1': 27, + 'k2': 34, + 'k3': 91, + 'collect_stats': {}, + 'physical_node': 'mock_node' + } + result = self.vnf.collect_kpi() + self.assertEqual(result, expected) + + @mock.patch.object(ctx_base.Context, 'get_physical_node_from_server', + return_value='mock_node') + def test_collect_kpi_default(self, *args): + self.vnf.scenario_helper.scenario_cfg = { + 'nodes': {self.vnf.name: "mock"} + } + self.vnf.COLLECT_KPI = r'\s(\d+)\D*(\d+)\D*(\d+)' + self.vnf.get_stats = mock.Mock(return_value='') + + expected = { + 'physical_node': 'mock_node', + 'packets_in': 0, + 'packets_fwd': 0, + 'packets_dropped': 0, + } + result = self.vnf.collect_kpi() + self.assertEqual(result, expected) + + def test_scale(self): + self.assertRaises(y_exceptions.FunctionNotImplemented, self.vnf.scale) + + def test__run(self): + test_cmd = 'test cmd' + run_kwargs = {'arg1': 'val1', 'arg2': 'val2'} + self.vnf.ssh_helper = mock.Mock() + self.vnf.setup_helper = mock.Mock() + with mock.patch.object(self.vnf, '_build_config', + return_value=test_cmd), \ + mock.patch.object(self.vnf, '_build_run_kwargs'): + self.vnf.run_kwargs = run_kwargs + self.vnf._run() + self.vnf.ssh_helper.drop_connection.assert_called_once() + self.vnf.ssh_helper.run.assert_called_once_with(test_cmd, **run_kwargs) + self.vnf.setup_helper.kill_vnf.assert_called_once() + + +class TestSampleVNFTrafficGen(unittest.TestCase): + + VNFD_0 = TestSampleVnf.VNFD_0 + VNFD = TestSampleVnf.VNFD + + TRAFFIC_PROFILE = TestSampleVnf.TRAFFIC_PROFILE + + def setUp(self): + self.sample_vnf_tg = sample_vnf.SampleVNFTrafficGen( + 'tg1', self.VNFD_0) + + def test__check_status(self): + + with self.assertRaises(NotImplementedError): + self.sample_vnf_tg._check_status() + + def test_listen_traffic(self): + self.sample_vnf_tg.listen_traffic(mock.Mock()) + + def test_verify_traffic(self): + self.sample_vnf_tg.verify_traffic(mock.Mock()) + + def test_terminate(self): + self.sample_vnf_tg._traffic_process = mock.Mock() + self.sample_vnf_tg._tg_process = mock.Mock() + + self.sample_vnf_tg.terminate() + + @mock.patch.object(time, 'sleep') + def test__wait_for_process(self, *args): + with mock.patch.object(self.sample_vnf_tg, '_check_status', + return_value=0) as mock_status, \ + mock.patch.object(self.sample_vnf_tg, '_tg_process') as mock_proc: + mock_proc.is_alive.return_value = True + mock_proc.exitcode = 234 + self.assertEqual(self.sample_vnf_tg._wait_for_process(), 234) + mock_proc.is_alive.assert_called_once() + mock_status.assert_called_once() + + def test__wait_for_process_not_alive(self): + with mock.patch.object(self.sample_vnf_tg, '_tg_process') as mock_proc: + mock_proc.is_alive.return_value = False + self.assertRaises(RuntimeError, self.sample_vnf_tg._wait_for_process) + mock_proc.is_alive.assert_called_once() + + @mock.patch.object(time, 'sleep') + def test__wait_for_process_delayed(self, *args): + with mock.patch.object(self.sample_vnf_tg, '_check_status', + side_effect=[1, 0]) as mock_status, \ + mock.patch.object(self.sample_vnf_tg, + '_tg_process') as mock_proc: + mock_proc.is_alive.return_value = True + mock_proc.exitcode = 234 + self.assertEqual(self.sample_vnf_tg._wait_for_process(), 234) + mock_proc.is_alive.assert_has_calls([mock.call(), mock.call()]) + mock_status.assert_has_calls([mock.call(), mock.call()]) + + def test_scale(self): + self.assertRaises(y_exceptions.FunctionNotImplemented, + self.sample_vnf_tg.scale) |