From 4545b967760ca795a3c67f043eaca60798a90570 Mon Sep 17 00:00:00 2001 From: Deepak S Date: Tue, 20 Jun 2017 14:18:57 -0700 Subject: IXIA traffic generator Change-Id: I09bcb3f2c4b945283070d442589d3bf00468abbc Signed-off-by: Deepak S Signed-off-by: Edward MacGillivray Signed-off-by: Ross Brattain --- .../vnf_generic/vnf/test_tg_rfc2544_ixia.py | 405 +++++++++++++++++++++ 1 file changed, 405 insertions(+) create mode 100644 tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py (limited to 'tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py') diff --git a/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py b/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py new file mode 100644 index 000000000..8f7f05772 --- /dev/null +++ b/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py @@ -0,0 +1,405 @@ +#!/usr/bin/env python + +# Copyright (c) 2016-2017 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 __future__ import absolute_import +import os +import unittest +import mock +STL_MOCKS = { + 'stl': mock.MagicMock(), + 'stl.trex_stl_lib': mock.MagicMock(), + 'stl.trex_stl_lib.base64': mock.MagicMock(), + 'stl.trex_stl_lib.binascii': mock.MagicMock(), + 'stl.trex_stl_lib.collections': mock.MagicMock(), + 'stl.trex_stl_lib.copy': mock.MagicMock(), + 'stl.trex_stl_lib.datetime': mock.MagicMock(), + 'stl.trex_stl_lib.functools': mock.MagicMock(), + 'stl.trex_stl_lib.imp': mock.MagicMock(), + 'stl.trex_stl_lib.inspect': mock.MagicMock(), + 'stl.trex_stl_lib.json': mock.MagicMock(), + 'stl.trex_stl_lib.linecache': mock.MagicMock(), + 'stl.trex_stl_lib.math': mock.MagicMock(), + 'stl.trex_stl_lib.os': mock.MagicMock(), + 'stl.trex_stl_lib.platform': mock.MagicMock(), + 'stl.trex_stl_lib.pprint': mock.MagicMock(), + 'stl.trex_stl_lib.random': mock.MagicMock(), + 'stl.trex_stl_lib.re': mock.MagicMock(), + 'stl.trex_stl_lib.scapy': mock.MagicMock(), + 'stl.trex_stl_lib.socket': mock.MagicMock(), + 'stl.trex_stl_lib.string': mock.MagicMock(), + 'stl.trex_stl_lib.struct': mock.MagicMock(), + 'stl.trex_stl_lib.sys': mock.MagicMock(), + 'stl.trex_stl_lib.threading': mock.MagicMock(), + 'stl.trex_stl_lib.time': mock.MagicMock(), + 'stl.trex_stl_lib.traceback': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_async_client': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_client': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_exceptions': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_ext': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_jsonrpc_client': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_packet_builder_interface': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_packet_builder_scapy': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_port': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_stats': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_streams': mock.MagicMock(), + 'stl.trex_stl_lib.trex_stl_types': mock.MagicMock(), + 'stl.trex_stl_lib.types': mock.MagicMock(), + 'stl.trex_stl_lib.utils': mock.MagicMock(), + 'stl.trex_stl_lib.utils.argparse': mock.MagicMock(), + 'stl.trex_stl_lib.utils.collections': mock.MagicMock(), + 'stl.trex_stl_lib.utils.common': mock.MagicMock(), + 'stl.trex_stl_lib.utils.json': mock.MagicMock(), + 'stl.trex_stl_lib.utils.os': mock.MagicMock(), + 'stl.trex_stl_lib.utils.parsing_opts': mock.MagicMock(), + 'stl.trex_stl_lib.utils.pwd': mock.MagicMock(), + 'stl.trex_stl_lib.utils.random': mock.MagicMock(), + 'stl.trex_stl_lib.utils.re': mock.MagicMock(), + 'stl.trex_stl_lib.utils.string': mock.MagicMock(), + 'stl.trex_stl_lib.utils.sys': mock.MagicMock(), + 'stl.trex_stl_lib.utils.text_opts': mock.MagicMock(), + 'stl.trex_stl_lib.utils.text_tables': mock.MagicMock(), + 'stl.trex_stl_lib.utils.texttable': mock.MagicMock(), + 'stl.trex_stl_lib.warnings': mock.MagicMock(), + 'stl.trex_stl_lib.yaml': mock.MagicMock(), + 'stl.trex_stl_lib.zlib': mock.MagicMock(), + 'stl.trex_stl_lib.zmq': mock.MagicMock(), +} + +STLClient = mock.MagicMock() +stl_patch = mock.patch.dict("sys.modules", STL_MOCKS) +stl_patch.start() + +if stl_patch: + from yardstick.network_services.vnf_generic.vnf.tg_rfc2544_ixia import IxiaTrafficGen + from yardstick.network_services.vnf_generic.vnf.tg_rfc2544_ixia import IxiaRfc2544Helper + from yardstick.network_services.vnf_generic.vnf.tg_rfc2544_ixia import IxiaResourceHelper + from yardstick.network_services.traffic_profile.base import TrafficProfile + +TEST_FILE_YAML = 'nsb_test_case.yaml' + + +NAME = "tg__1" + + +@mock.patch("yardstick.network_services.vnf_generic.vnf.tg_rfc2544_ixia.IxNextgen") +class TestIxiaResourceHelper(unittest.TestCase): + + def test___init___with_custom_rfc_helper(self, mock_ix_nextgen): + class MyRfcHelper(IxiaRfc2544Helper): + pass + + ixia_resource_helper = IxiaResourceHelper(mock.Mock(), MyRfcHelper) + self.assertIsInstance(ixia_resource_helper.rfc_helper, MyRfcHelper) + + def test_stop_collect_with_client(self, mock_ix_nextgen): + mock_client = mock.Mock() + + ixia_resource_helper = IxiaResourceHelper(mock.Mock()) + + ixia_resource_helper.client = mock_client + ixia_resource_helper.stop_collect() + self.assertEqual(mock_client.ix_stop_traffic.call_count, 1) + + +@mock.patch("yardstick.network_services.vnf_generic.vnf.tg_rfc2544_ixia.IxNextgen") +class TestIXIATrafficGen(unittest.TestCase): + VNFD = {'vnfd:vnfd-catalog': + {'vnfd': + [{'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': '00:00:00:00:00:04', + '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', + 'driver': "i40e", + 'dst_ip': '152.16.100.20', + 'local_iface_name': 'xe0', + 'local_mac': '00:00:00:00:00:02'}, + 'vnfd-connection-point-ref': 'xe0', + 'name': 'xe0'}, + {'virtual-interface': + {'dst_mac': '00:00:00:00:00:03', + 'vpci': '0000:05:00.1', + 'local_ip': '152.16.40.19', + 'type': 'PCI-PASSTHROUGH', + 'driver': "i40e", + 'netmask': '255.255.255.0', + 'dpdk_port_num': '1', + 'bandwidth': '10 Gbps', + 'dst_ip': '152.16.40.20', + 'local_iface_name': 'xe1', + 'local_mac': '00:00:00:00:00:01'}, + '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'}]}} + + 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}} + + TC_YAML = {'scenarios': [{'tc_options': + {'rfc2544': {'allowed_drop_rate': '0.8 - 1'}}, + 'runner': {'duration': 400, + 'interval': 35, 'type': 'Duration'}, + 'traffic_options': + {'flow': 'ipv4_1flow_Packets_vpe.yaml', + 'imix': 'imix_voice.yaml'}, + 'vnf_options': {'vpe': {'cfg': 'vpe_config'}}, + 'traffic_profile': 'ipv4_throughput_vpe.yaml', + 'type': 'NSPerf', + 'nodes': {'tg__1': 'trafficgen_1.yardstick', + 'vnf__1': 'vnf.yardstick'}, + 'topology': 'vpe_vnf_topology.yaml'}], + 'context': {'nfvi_type': 'baremetal', 'type': 'Node', + 'name': 'yardstick', + 'file': '/etc/yardstick/nodes/pod.yaml'}, + 'schema': 'yardstick:task:0.1'} + + def test___init__(self, mock_ixnextgen): + with mock.patch("yardstick.ssh.SSH") as ssh: + ssh_mock = mock.Mock(autospec=ssh.SSH) + ssh_mock.execute = \ + mock.Mock(return_value=(0, "", "")) + ssh.from_node.return_value = ssh_mock + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + ixnet_traffic_gen = IxiaTrafficGen(NAME, vnfd) + + def test_listen_traffic(self, mock_ixnextgen): + with mock.patch("yardstick.ssh.SSH") as ssh: + ssh_mock = mock.Mock(autospec=ssh.SSH) + ssh_mock.execute = \ + mock.Mock(return_value=(0, "", "")) + ssh.from_node.return_value = ssh_mock + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + ixnet_traffic_gen = IxiaTrafficGen(NAME, vnfd) + self.assertEqual(None, ixnet_traffic_gen.listen_traffic({})) + + def test_instantiate(self, mock_ixnextgen): + with mock.patch("yardstick.ssh.SSH") as ssh: + ssh_mock = mock.Mock(autospec=ssh.SSH) + ssh_mock.execute = \ + mock.Mock(return_value=(0, "", "")) + ssh_mock.run = \ + mock.Mock(return_value=(0, "", "")) + ssh.from_node.return_value = ssh_mock + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + ixnet_traffic_gen = IxiaTrafficGen(NAME, vnfd) + scenario_cfg = {'tc': "nsb_test_case", "topology": "", + 'ixia_profile': "ixload.cfg"} + scenario_cfg.update({'options': {'packetsize': 64, + 'traffic_type': 4, + 'rfc2544': {'allowed_drop_rate': '0.8 - 1'}, + 'vnf__1': {'rules': 'acl_1rule.yaml', + 'vnf_config': {'lb_config': 'SW', + 'lb_count': 1, + 'worker_config': + '1C/1T', + 'worker_threads': 1}} + }}) + ixnet_traffic_gen.topology = "" + ixnet_traffic_gen.get_ixobj = mock.MagicMock() + ixnet_traffic_gen._ixia_traffic_gen = mock.MagicMock() + ixnet_traffic_gen._ixia_traffic_gen._connect = mock.Mock() + self.assertRaises( + IOError, + ixnet_traffic_gen.instantiate(scenario_cfg, {})) + + def test_collect_kpi(self, mock_ixnextgen): + with mock.patch("yardstick.ssh.SSH") as ssh: + ssh_mock = mock.Mock(autospec=ssh.SSH) + ssh_mock.execute = \ + mock.Mock(return_value=(0, "", "")) + ssh.from_node.return_value = ssh_mock + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + ixnet_traffic_gen = IxiaTrafficGen(NAME, vnfd) + ixnet_traffic_gen.data = {} + restult = ixnet_traffic_gen.collect_kpi() + self.assertEqual({}, restult) + + def test_terminate(self, mock_ixnextgen): + with mock.patch("yardstick.ssh.SSH") as ssh: + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + ssh_mock = mock.Mock(autospec=ssh.SSH) + ssh_mock.execute = \ + mock.Mock(return_value=(0, "", "")) + ssh.from_node.return_value = ssh_mock + ixnet_traffic_gen = IxiaTrafficGen(NAME, vnfd) + ixnet_traffic_gen._terminated = mock.MagicMock() + ixnet_traffic_gen._terminated.value = 0 + ixnet_traffic_gen._ixia_traffic_gen = mock.MagicMock() + ixnet_traffic_gen._ixia_traffic_gen.ix_stop_traffic = mock.Mock() + ixnet_traffic_gen._traffic_process = mock.MagicMock() + ixnet_traffic_gen._traffic_process.terminate = mock.Mock() + self.assertEqual(None, ixnet_traffic_gen.terminate()) + + def _get_file_abspath(self, filename): + curr_path = os.path.dirname(os.path.abspath(__file__)) + file_path = os.path.join(curr_path, filename) + return file_path + + def test_scale(self, mock_ix_nextgen): + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + sut = IxiaTrafficGen('vnf1', vnfd) + sut.scale() + + def test__check_status(self, mock_ix_nextgen): + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + sut = IxiaTrafficGen('vnf1', vnfd) + sut._check_status() + + @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_rfc2544_ixia.time") + @mock.patch("yardstick.ssh.SSH") + def test_traffic_runner(self, mock_ixnextgen, mock_ssh, mock_time): + mock_traffic_profile = mock.Mock(autospec=TrafficProfile) + mock_traffic_profile.get_traffic_definition.return_value = "64" + mock_traffic_profile.params = self.TRAFFIC_PROFILE + + mock_ssh_instance = mock.Mock(autospec=mock_ssh.SSH) + mock_ssh_instance.execute.return_value = 0, "", "" + mock_ssh_instance.run.return_value = 0, "", "" + + mock_ssh.from_node.return_value = mock_ssh_instance + + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + vnfd["mgmt-interface"].update({ + 'tg-config': { + "ixchassis": "1.1.1.1", + "py_bin_path": "/root", + } + }) + + samples = {} + name = '' + for ifname in range(1): + name = "xe{}".format(ifname) + samples[name] = { + "Rx_Rate_Kbps": 20, + "Tx_Rate_Kbps": 20, + "Rx_Rate_Mbps": 10, + "Tx_Rate_Mbps": 10, + "RxThroughput": 10, + "TxThroughput": 10, + "Valid_Frames_Rx": 1000, + "Frames_Tx": 1000, + "in_packets": 1000, + "out_packets": 1000, + } + + samples.update({"CurrentDropPercentage": 0.0}) + + last_res = [ + 0, + { + "Rx_Rate_Kbps": [20, 20], + "Tx_Rate_Kbps": [20, 20], + "Rx_Rate_Mbps": [10, 10], + "Tx_Rate_Mbps": [10, 10], + "CurrentDropPercentage": [0, 0], + "RxThroughput": [10, 10], + "TxThroughput": [10, 10], + "Frames_Tx": [1000, 1000], + "in_packets": [1000, 1000], + "Valid_Frames_Rx": [1000, 1000], + "out_packets": [1000, 1000], + }, + ] + + mock_traffic_profile.execute.return_value = ['Completed', samples] + mock_traffic_profile.get_drop_percentage.return_value = ['Completed', samples] + + sut = IxiaTrafficGen(name, vnfd) + sut.tg_port_pairs = [[[0], [1]]] + sut.vnf_port_pairs = [[[0], [1]]] + sut.tc_file_name = self._get_file_abspath(TEST_FILE_YAML) + sut.topology = "" + + sut.ssh_helper = mock.Mock() + sut._traffic_process = mock.MagicMock() + sut.generate_port_pairs = mock.Mock() + + sut._ixia_traffic_gen = mock.MagicMock() + sut._ixia_traffic_gen.ix_get_statistics.return_value = last_res + + sut.resource_helper.client = mock.MagicMock() + sut.resource_helper.client_started = mock.MagicMock() + sut.resource_helper.client_started.value = 1 + + sut.scenario_helper.scenario_cfg = { + 'options': { + 'packetsize': 64, + 'traffic_type': 4, + 'rfc2544': { + 'allowed_drop_rate': '0.8 - 1' + }, + 'vnf__1': { + 'rules': 'acl_1rule.yaml', + 'vnf_config': { + 'lb_config': 'SW', + 'lb_count': 1, + 'worker_config': '1C/1T', + 'worker_threads': 1, + }, + }, + }, + 'ixia_profile': {} + } + + result = sut._traffic_runner(mock_traffic_profile) + self.assertIsNone(result) -- cgit 1.2.3-korg