# 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. # import unittest import mock import os from yardstick.tests import STL_MOCKS from yardstick.tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh from yardstick.common import utils 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.vfw_vnf import FWApproxVnf from yardstick.network_services.nfvi.resource import ResourceProfile from yardstick.network_services.vnf_generic.vnf.vfw_vnf import FWApproxSetupEnvHelper TEST_FILE_YAML = 'nsb_test_case.yaml' SSH_HELPER = 'yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper' name = 'vnf__1' @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Process") class TestFWApproxVnf(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': '1.2.1.1', 'password': 'r00t', 'user': 'root', 'ip': '1.2.1.1'}, 'benchmark': {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']}, 'connection-point': [{'type': 'VPORT', 'name': 'xe0'}, {'type': 'VPORT', 'name': 'xe1'}], 'id': 'FWApproxVnf', 'name': 'VPEVnfSsh'}]}} 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}} }, 'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7', 'task_path': '/tmp', 'tc': 'tc_ipv4_1Mflow_64B_packetsize', 'runner': {'object': 'NetworkServiceTestCase', 'interval': 35, 'output_filename': '/tmp/yardstick.out', 'runner_id': 74476, 'duration': 400, 'type': 'Duration'}, 'traffic_profile': 'ipv4_throughput_vfw.yaml', 'traffic_options': {'flow': 'ipv4_Packets_vfw.yaml', 'imix': 'imix_voice.yaml'}, 'type': 'ISB', 'nodes': {'tg__2': 'trafficgen_2.yardstick', 'tg__1': 'trafficgen_1.yardstick', 'vnf__1': 'vnf.yardstick'}, 'topology': 'vpe-tg-topology-baremetal.yaml'} context_cfg = {'nodes': {'tg__2': {'member-vnf-index': '3', 'role': 'TrafficGen', 'name': 'trafficgen_2.yardstick', 'vnfd-id-ref': 'tg__2', 'ip': '1.2.1.1', 'interfaces': {'xe0': {'local_iface_name': 'ens513f0', 'vld_id': FWApproxVnf.DOWNLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.40.20', 'dst_mac': '00:00:00:00:00:01', 'local_mac': '00:00:00:00:00:03', 'dst_ip': '152.16.40.19', 'driver': 'ixgbe', 'vpci': '0000:02:00.0', 'dpdk_port_num': 0}, 'xe1': {'local_iface_name': 'ens513f1', 'netmask': '255.255.255.0', 'network': '202.16.100.0', 'local_ip': '202.16.100.20', 'local_mac': '00:1e:67:d0:60:5d', 'driver': 'ixgbe', 'vpci': '0000:02:00.1', 'dpdk_port_num': 1}}, 'password': 'r00t', 'VNF model': 'l3fwd_vnf.yaml', 'user': 'root'}, 'tg__1': {'member-vnf-index': '1', 'role': 'TrafficGen', 'name': 'trafficgen_1.yardstick', 'vnfd-id-ref': 'tg__1', 'ip': '1.2.1.1', 'interfaces': {'xe0': {'local_iface_name': 'ens785f0', 'vld_id': FWApproxVnf.UPLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.100.20', 'dst_mac': '00:00:00:00:00:02', 'local_mac': '00:00:00:00:00:04', 'dst_ip': '152.16.100.19', 'driver': 'i40e', 'vpci': '0000:05:00.0', 'dpdk_port_num': 0}, 'xe1': {'local_iface_name': 'ens785f1', 'netmask': '255.255.255.0', 'local_ip': '152.16.100.21', 'local_mac': '00:00:00:00:00:01', 'driver': 'i40e', 'vpci': '0000:05:00.1', 'dpdk_port_num': 1}}, 'password': 'r00t', 'VNF model': 'tg_rfc2544_tpl.yaml', 'user': 'root'}, 'vnf__1': {'name': 'vnf.yardstick', 'vnfd-id-ref': 'vnf__1', 'ip': '1.2.1.1', 'interfaces': {'xe0': {'local_iface_name': 'ens786f0', 'vld_id': FWApproxVnf.UPLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.100.19', 'dst_mac': '00:00:00:00:00:04', 'local_mac': '00:00:00:00:00:02', 'dst_ip': '152.16.100.20', 'driver': 'i40e', 'vpci': '0000:05:00.0', 'dpdk_port_num': 0}, 'xe1': {'local_iface_name': 'ens786f1', 'vld_id': FWApproxVnf.DOWNLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.40.19', 'dst_mac': '00:00:00:00:00:03', 'local_mac': '00:00:00:00:00:01', 'dst_ip': '152.16.40.20', 'driver': 'i40e', 'vpci': '0000:05:00.1', 'dpdk_port_num': 1}}, 'routing_table': [{'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'network': '152.16.100.20', 'if': 'xe0'}, {'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'network': '152.16.40.20', 'if': 'xe1'}], 'member-vnf-index': '2', 'host': '1.2.1.1', 'role': 'vnf', 'user': 'root', 'nd_route_tbl': [{'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'network': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0'}, {'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'network': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1'}], 'password': 'r00t', 'VNF model': 'vfw_vnf.yaml'}}} def test___init__(self, *args): vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] vfw_approx_vnf = FWApproxVnf(name, vnfd) self.assertIsNone(vfw_approx_vnf._vnf_process) STATS = """\ p vfw stats VFW Stats {"VFW_counters" : {"id" : "PIPELINE4", " pkts_received": 6007180, " pkts_fw_forwarded": 6007180, " pkts_drop_fw": 0, " pkts_acl_forwarded": 6007180, "pkts_drop_without_rule" : 0, "average_pkts_in_batch" : 31, "average_internal_time_in_clocks" : 17427, "average_external_time_in_clocks" : 261120, "total_time_measures" : 189829, "ct_packets_forwarded" : 6007148, "ct_packets_dropped" : 0, "bytes_processed ": 360430800, "ct_sessions" : {"active" : 130050, "open_attempt" : 130050, "re-open_attempt" : 0, "established" : 0, "closed" : 0, "timeout" : 0}, "ct_drops" : {"out_of_window" : 0, "invalid_conn" : 0, "invalid_state_transition" : 0 "RST" : 0}} VFW TOTAL: pkts_received: 6007180, "pkts_fw_forwarded": 6007180, "pkts_drop_fw": 0, "fw_drops" : {"TTL_zero" : 0, "bad_size" : 0, "fragmented_packet" : 0, "unsupported_packet_types" : 0, "no_arp_entry" : 6007180}, "pkts_acl_forwarded": 6007180, "pkts_drop_without_rule": 0, "packets_last_sec" : 0, "average_packets_per_sec" : 0, "bytes_last_sec" : 0, "average_bytes_per_sec" : 0, "bytes_processed ": 360430800 "CT TOTAL: ct_packets_forwarded" : 6007180, " ct_packets_dropped" : 0, "ct_sessions" : {"active" : 130050, "open_attempt" : 130050, "re-open_attempt" : 0, "established" : 0, "closed" : 0, "timeout" : 0}, "ct_drops" : {"out_of_window" : 0, "invalid_conn" : 0, "invalid_state_transition" : 0 "RST" : 0} Action ID: 00, packetCount: 2954633, byteCount: 177277980 Action ID: 01, packetCount: 3052547, byteCount: 183152820 pipeline> pipeline> """ # noqa @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time") @mock.patch(SSH_HELPER) def test_collect_kpi(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] vfw_approx_vnf = FWApproxVnf(name, vnfd) vfw_approx_vnf.q_in = mock.MagicMock() vfw_approx_vnf.q_out = mock.MagicMock() vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0) vfw_approx_vnf.resource = mock.Mock(autospec=ResourceProfile) vfw_approx_vnf.resource_helper = mock.MagicMock( **{'collect_kpi.return_value': {"core": {}}}) vfw_approx_vnf.vnf_execute = mock.Mock(return_value=self.STATS) result = { 'packets_dropped': 0, 'packets_fwd': 6007180, 'packets_in': 6007180, 'collect_stats': {'core': {}}, } self.assertEqual(result, vfw_approx_vnf.collect_kpi()) @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time") @mock.patch(SSH_HELPER) def test_vnf_execute_command(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] vfw_approx_vnf = FWApproxVnf(name, vnfd) vfw_approx_vnf.q_in = mock.MagicMock() vfw_approx_vnf.q_out = mock.MagicMock() vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0) cmd = "quit" self.assertEqual(vfw_approx_vnf.vnf_execute(cmd), "") @mock.patch(SSH_HELPER) def test_get_stats(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] vfw_approx_vnf = FWApproxVnf(name, vnfd) vfw_approx_vnf.q_in = mock.MagicMock() vfw_approx_vnf.q_out = mock.MagicMock() vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0) vfw_approx_vnf.vnf_execute = mock.Mock(return_value=self.STATS) self.assertEqual(self.STATS, vfw_approx_vnf.get_stats()) 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 @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.hex") @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.eval") @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.open") @mock.patch(SSH_HELPER) def test_run_vfw(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] vfw_approx_vnf = FWApproxVnf(name, vnfd) vfw_approx_vnf._build_config = mock.MagicMock() vfw_approx_vnf.queue_wrapper = mock.MagicMock() vfw_approx_vnf.ssh_helper = mock.MagicMock() vfw_approx_vnf.ssh_helper.run = mock.MagicMock() vfw_approx_vnf.scenario_helper.scenario_cfg = self.scenario_cfg vfw_approx_vnf.vnf_cfg = {'lb_config': 'SW', 'lb_count': 1, 'worker_config': '1C/1T', 'worker_threads': 1} vfw_approx_vnf.all_options = {'traffic_type': '4', 'topology': 'nsb_test_case.yaml'} vfw_approx_vnf._run() vfw_approx_vnf.ssh_helper.run.assert_called_once() @mock.patch.object(utils, 'find_relative_file') @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context") @mock.patch(SSH_HELPER) def test_instantiate(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] vfw_approx_vnf = FWApproxVnf(name, vnfd) vfw_approx_vnf.ssh_helper = ssh vfw_approx_vnf.deploy_helper = mock.MagicMock() vfw_approx_vnf.resource_helper = mock.MagicMock() vfw_approx_vnf._build_config = mock.MagicMock() self.scenario_cfg['vnf_options'] = {'acl': {'cfg': "", 'rules': ""}} self.scenario_cfg.update({"nodes": {"vnf__1": ""}}) self.assertIsNone(vfw_approx_vnf.instantiate(self.scenario_cfg, self.context_cfg)) class TestFWApproxSetupEnvHelper(unittest.TestCase): @mock.patch('yardstick.network_services.vnf_generic.vnf.sample_vnf.open') @mock.patch.object(utils, 'find_relative_file') @mock.patch('yardstick.network_services.vnf_generic.vnf.sample_vnf.MultiPortConfig') @mock.patch.object(utils, 'open_relative_file') def test_build_config(self, *args): vnfd_helper = mock.Mock() ssh_helper = mock.Mock() scenario_helper = mock.Mock() scenario_helper.vnf_cfg = {'lb_config': 'HW'} scenario_helper.options = {} scenario_helper.all_options = {} vfw_approx_setup_helper = FWApproxSetupEnvHelper(vnfd_helper, ssh_helper, scenario_helper) vfw_approx_setup_helper.get_flows_config = mock.Mock() vfw_approx_setup_helper.ssh_helper.provision_tool = mock.Mock(return_value='tool_path') vfw_approx_setup_helper.ssh_helper.all_ports = mock.Mock() vfw_approx_setup_helper.vnfd_helper.port_nums = mock.Mock(return_value=[0, 1]) expected = 'sudo tool_path -p 0x3 -f /tmp/vfw_config -s /tmp/vfw_script --hwlb 3' self.assertEqual(vfw_approx_setup_helper.build_config(), expected) vfw_approx_setup_helper.get_flows_config.assert_called_once()