diff options
Diffstat (limited to 'tests')
-rw-r--r-- | tests/unit/network_services/vnf_generic/vnf/test_cgnapt_vnf.py | 481 |
1 files changed, 481 insertions, 0 deletions
diff --git a/tests/unit/network_services/vnf_generic/vnf/test_cgnapt_vnf.py b/tests/unit/network_services/vnf_generic/vnf/test_cgnapt_vnf.py new file mode 100644 index 000000000..bf226d2c8 --- /dev/null +++ b/tests/unit/network_services/vnf_generic/vnf/test_cgnapt_vnf.py @@ -0,0 +1,481 @@ +#!/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.cgnapt_vnf import CgnaptApproxVnf, \ + CgnaptApproxSetupEnvHelper + from yardstick.network_services.vnf_generic.vnf import cgnapt_vnf + from yardstick.network_services.nfvi.resource import ResourceProfile + +TEST_FILE_YAML = 'nsb_test_case.yaml' + + +name = 'vnf__1' + + +class TestCgnaptApproxSetupEnvHelper(unittest.TestCase): + + def test__generate_ip_from_pool(self): + + ip = CgnaptApproxSetupEnvHelper._generate_ip_from_pool("1.2.3.4") + self.assertEqual(next(ip), '1.2.3.4') + self.assertEqual(next(ip), '1.2.4.4') + self.assertEqual(next(ip), '1.2.5.4') + + def test__update_cgnat_script_file(self): + + sample = """\ +# See the License for the specific language governing permissions and +# limitations under the License. + +link 0 down +link 0 config {port0_local_ip} {port0_prefixlen} +link 0 up +link 1 down +link 1 config {port1_local_ip} {port1_prefixlen} +link 1 up +""" + header = "This is a header" + + out = CgnaptApproxSetupEnvHelper._update_cgnat_script_file(header, sample.splitlines(), "") + self.assertNotIn("This is a header", out) + + def test__get_cgnapt_confgi(self): + + c = CgnaptApproxSetupEnvHelper(mock.MagicMock(), mock.MagicMock(), mock.MagicMock()) + c._get_ports_gateway = mock.Mock(return_value=3) + ret = c._get_cgnapt_config([{"name": 'a'}, {}, {"name": "b"}, {}, {"name": "c"}]) + self.assertEqual(ret, [3, 3, 3]) + + +@mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Process") +class TestCgnaptApproxVnf(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': 'CgnaptApproxVnf', '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_acl.yaml', + 'traffic_options': {'flow': 'ipv4_Packets_acl.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': 'public', + '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': 'private', + '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': 'private', + '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': 'public', + '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': 'cgnapt_vnf.yaml'}}} + + def test___init__(self, mock_process): + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + self.assertIsNone(cgnapt_approx_vnf._vnf_process) + + @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time") + def test_collect_kpi(self, mock_time, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf.q_in = mock.MagicMock() + cgnapt_approx_vnf.q_out = mock.MagicMock() + cgnapt_approx_vnf.q_out.qsize = mock.Mock(return_value=0) + cgnapt_approx_vnf.resource = mock.Mock(autospec=ResourceProfile) + result = {'packets_dropped': 0, 'packets_fwd': 0, 'packets_in': 0} + self.assertEqual(result, cgnapt_approx_vnf.collect_kpi()) + + @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time") + def test_vnf_execute_command(self, mock_time, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf.q_in = mock.MagicMock() + cgnapt_approx_vnf.q_out = mock.MagicMock() + cgnapt_approx_vnf.q_out.qsize = mock.Mock(return_value=0) + cmd = "quit" + self.assertEqual("", cgnapt_approx_vnf.vnf_execute(cmd)) + + def test_get_stats(self, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf.q_in = mock.MagicMock() + cgnapt_approx_vnf.q_out = mock.MagicMock() + cgnapt_approx_vnf.q_out.qsize = mock.Mock(return_value=0) + mock_result = \ + "CG-NAPT(.*\n)*Received 100, Missed 0, Dropped 0,Translated 100,ingress" + cgnapt_approx_vnf.vnf_execute = mock.Mock(return_value=mock_result) + self.assertListEqual(list(mock_result), list(cgnapt_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.cgnapt_vnf.hex") + @mock.patch("yardstick.network_services.vnf_generic.vnf.cgnapt_vnf.eval") + @mock.patch('yardstick.network_services.vnf_generic.vnf.cgnapt_vnf.open') + def test_run_vcgnapt(self, hex, eval, mock_open, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf._build_config = mock.MagicMock() + cgnapt_approx_vnf.queue_wrapper = mock.MagicMock() + cgnapt_approx_vnf.ssh_helper = mock.MagicMock() + cgnapt_approx_vnf.ssh_helper.run = mock.MagicMock() + cgnapt_approx_vnf.scenario_helper.scenario_cfg = self.scenario_cfg + cgnapt_approx_vnf._run() + cgnapt_approx_vnf.ssh_helper.run.assert_called_once() + + @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context") + def test_instantiate(self, mock_context, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf.ssh_helper = ssh + cgnapt_approx_vnf.deploy_helper = mock.MagicMock() + cgnapt_approx_vnf.resource_helper = mock.MagicMock() + cgnapt_approx_vnf._build_config = mock.MagicMock() + self.scenario_cfg['vnf_options'] = {'acl': {'cfg': "", + 'rules': ""}} + cgnapt_approx_vnf.q_out.put("pipeline>") + cgnapt_vnf.WAIT_TIME = 3 + self.scenario_cfg.update({"nodes": {"vnf__1": ""}}) + self.assertIsNone(cgnapt_approx_vnf.instantiate(self.scenario_cfg, + self.context_cfg)) + + def test_scale(self, mock_process): + vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + flavor = "" + self.assertRaises(NotImplementedError, cgnapt_approx_vnf.scale, flavor) + + @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time") + def test_terminate(self, mock_time, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf._vnf_process = mock.MagicMock() + cgnapt_approx_vnf._vnf_process.terminate = mock.Mock() + cgnapt_approx_vnf.used_drivers = {"01:01.0": "i40e", + "01:01.1": "i40e"} + cgnapt_approx_vnf.vnf_execute = mock.MagicMock() + cgnapt_approx_vnf.ssh_helper = ssh_mock + cgnapt_approx_vnf.dpdk_nic_bind = "dpdk_nic_bind.py" + cgnapt_approx_vnf._resource_collect_stop = mock.Mock() + self.assertEqual(None, cgnapt_approx_vnf.terminate()) + + @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time") + @mock.patch("yardstick.network_services.vnf_generic.vnf.cgnapt_vnf.time") + def test__vnf_up_post(self, mock_time, mock_cgnapt_time, mock_process): + 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] + cgnapt_approx_vnf = CgnaptApproxVnf(name, vnfd) + cgnapt_approx_vnf._vnf_process = mock.MagicMock() + cgnapt_approx_vnf._vnf_process.terminate = mock.Mock() + cgnapt_approx_vnf.vnf_execute = mock.MagicMock() + cgnapt_approx_vnf.ssh_helper = ssh_mock + cgnapt_approx_vnf.scenario_helper.scenario_cfg = self.scenario_cfg + cgnapt_approx_vnf._resource_collect_stop = mock.Mock() + cgnapt_approx_vnf._vnf_up_post() + cgnapt_approx_vnf.vnf_execute.assert_called_once() + + +if __name__ == '__main__': + unittest.main() |