diff options
Diffstat (limited to 'yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py')
| -rw-r--r-- | yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py | 508 |
1 files changed, 508 insertions, 0 deletions
diff --git a/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py b/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py new file mode 100644 index 000000000..541855aa8 --- /dev/null +++ b/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py @@ -0,0 +1,508 @@ +# Copyright (c) 2018 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 mock +import IxNetwork +import unittest + +from yardstick.common import exceptions +from yardstick.network_services.libs.ixia_libs.ixnet import ixnet_api + + +UPLINK = 'uplink' +DOWNLINK = 'downlink' + +TRAFFIC_PARAMETERS = { + UPLINK: { + 'id': 1, + 'bidir': 'False', + 'duration': 60, + 'iload': '100', + 'outer_l2': { + 'framesize': {'64B': '25', '256B': '75'} + }, + 'outer_l3': { + 'count': 512, + 'dscp': 0, + 'dstip4': '152.16.40.20', + 'proto': 'udp', + 'srcip4': '152.16.100.20', + 'ttl': 32 + }, + 'outer_l3v4': { + 'dscp': 0, + 'dstip4': '152.16.40.20', + 'proto': 'udp', + 'srcip4': '152.16.100.20', + 'ttl': 32 + }, + 'outer_l3v6': { + 'count': 1024, + 'dscp': 0, + 'dstip4': '152.16.100.20', + 'proto': 'udp', + 'srcip4': '152.16.40.20', + 'ttl': 32 + }, + 'outer_l4': { + 'dstport': '2001', + 'srcport': '1234' + }, + 'traffic_type': 'continuous' + }, + DOWNLINK: { + 'id': 2, + 'bidir': 'False', + 'duration': 60, + 'iload': '100', + 'outer_l2': { + 'framesize': {'128B': '35', '1024B': '65'} + }, + 'outer_l3': { + 'count': 1024, + 'dscp': 0, + 'dstip4': '152.16.100.20', + 'proto': 'udp', + 'srcip4': '152.16.40.20', + 'ttl': 32 + }, + 'outer_l3v4': { + 'count': 1024, + 'dscp': 0, + 'dstip4': '152.16.100.20', + 'proto': 'udp', + 'srcip4': '152.16.40.20', + 'ttl': 32 + }, + 'outer_l3v6': { + 'count': 1024, + 'dscp': 0, + 'dstip4': '152.16.100.20', + 'proto': 'udp', + 'srcip4': '152.16.40.20', + 'ttl': 32 + }, + 'outer_l4': { + 'dstport': '1234', + 'srcport': '2001' + }, + 'traffic_type': 'continuous' + } +} + + +class TestIxNextgen(unittest.TestCase): + + def setUp(self): + self.ixnet = mock.Mock() + self.ixnet.execute = mock.Mock() + self.ixnet.getRoot.return_value = 'my_root' + + def test_get_config(self): + tg_cfg = { + 'vdu': [ + { + 'external-interface': [ + {'virtual-interface': {'vpci': '0000:07:00.1'}}, + {'virtual-interface': {'vpci': '0001:08:01.2'}} + ] + }, + ], + 'mgmt-interface': { + 'ip': 'test1', + 'tg-config': { + 'dut_result_dir': 'test2', + 'version': 'test3', + 'ixchassis': 'test4', + 'tcl_port': 'test5', + }, + } + } + + expected = { + 'machine': 'test1', + 'port': 'test5', + 'chassis': 'test4', + 'cards': ['0000', '0001'], + 'ports': ['07', '08'], + 'output_dir': 'test2', + 'version': 'test3', + 'bidir': True, + } + + result = ixnet_api.IxNextgen.get_config(tg_cfg) + self.assertEqual(result, expected) + + def test__get_config_element_by_flow_group_name(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.side_effect = [['traffic_item'], + ['fg_01']] + ixnet_gen._ixnet.getAttribute.return_value = 'flow_group_01' + output = ixnet_gen._get_config_element_by_flow_group_name( + 'flow_group_01') + self.assertEqual('traffic_item/configElement:flow_group_01', output) + + def test__get_config_element_by_flow_group_name_no_match(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.side_effect = [['traffic_item'], + ['fg_01']] + ixnet_gen._ixnet.getAttribute.return_value = 'flow_group_02' + output = ixnet_gen._get_config_element_by_flow_group_name( + 'flow_group_01') + self.assertIsNone(output) + + def test__get_stack_item(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = ['tcp1', 'tcp2', 'udp'] + with mock.patch.object( + ixnet_gen, '_get_config_element_by_flow_group_name') as \ + mock_get_cfg_element: + mock_get_cfg_element.return_value = 'cfg_element' + output = ixnet_gen._get_stack_item(mock.ANY, ixnet_api.PROTO_TCP) + self.assertEqual(['tcp1', 'tcp2'], output) + + def test__get_stack_item_no_config_element(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object( + ixnet_gen, '_get_config_element_by_flow_group_name', + return_value=None): + with self.assertRaises(exceptions.IxNetworkFlowNotPresent): + ixnet_gen._get_stack_item(mock.ANY, mock.ANY) + + def test__get_field_in_stack_item(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = ['field1', 'field2'] + output = ixnet_gen._get_field_in_stack_item(mock.ANY, 'field2') + self.assertEqual('field2', output) + + def test__get_field_in_stack_item_no_field_present(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = ['field1', 'field2'] + with self.assertRaises(exceptions.IxNetworkFieldNotPresentInStackItem): + ixnet_gen._get_field_in_stack_item(mock.ANY, 'field3') + + def test__parse_framesize(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + framesize = {'64B': '75', '512b': '25'} + output = ixnet_gen._parse_framesize(framesize) + self.assertEqual(2, len(output)) + self.assertIn([64, 64, 75], output) + self.assertIn([512, 512, 25], output) + + @mock.patch.object(IxNetwork, 'IxNet') + def test_connect(self, mock_ixnet): + mock_ixnet.return_value = self.ixnet + ixnet_gen = ixnet_api.IxNextgen() + with mock.patch.object(ixnet_gen, 'get_config') as mock_config: + mock_config.return_value = {'machine': 'machine_fake', + 'port': 'port_fake', + 'version': 12345} + ixnet_gen.connect(mock.ANY) + + self.ixnet.connect.assert_called_once_with( + 'machine_fake', '-port', 'port_fake', '-version', '12345') + mock_config.assert_called_once() + + def test_connect_invalid_config_no_machine(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.get_config = mock.Mock(return_value={ + 'port': 'port_fake', + 'version': '12345'}) + self.assertRaises(KeyError, ixnet_gen.connect, mock.ANY) + self.ixnet.connect.assert_not_called() + + def test_connect_invalid_config_no_port(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.get_config = mock.Mock(return_value={ + 'machine': 'machine_fake', + 'version': '12345'}) + self.assertRaises(KeyError, ixnet_gen.connect, mock.ANY) + self.ixnet.connect.assert_not_called() + + def test_connect_invalid_config_no_version(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.get_config = mock.Mock(return_value={ + 'machine': 'machine_fake', + 'port': 'port_fake'}) + self.assertRaises(KeyError, ixnet_gen.connect, mock.ANY) + self.ixnet.connect.assert_not_called() + + def test_connect_no_config(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.get_config = mock.Mock(return_value={}) + self.assertRaises(KeyError, ixnet_gen.connect, mock.ANY) + self.ixnet.connect.assert_not_called() + + def test_clear_config(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.clear_config() + self.ixnet.execute.assert_called_once_with('newConfig') + + @mock.patch.object(ixnet_api, 'log') + def test_assign_ports_2_ports(self, *args): + self.ixnet.getAttribute.side_effect = ['up', 'down'] + config = { + 'chassis': '1.1.1.1', + 'cards': ['1', '2'], + 'ports': ['2', '2']} + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._cfg = config + + self.assertIsNone(ixnet_gen.assign_ports()) + self.assertEqual(self.ixnet.execute.call_count, 2) + self.assertEqual(self.ixnet.commit.call_count, 4) + self.assertEqual(self.ixnet.getAttribute.call_count, 2) + + @mock.patch.object(ixnet_api, 'log') + def test_assign_ports_port_down(self, mock_log): + self.ixnet.getAttribute.return_value = 'down' + config = { + 'chassis': '1.1.1.1', + 'cards': ['1', '2'], + 'ports': ['3', '4']} + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._cfg = config + ixnet_gen.assign_ports() + mock_log.warning.assert_called() + + def test_assign_ports_no_config(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._cfg = {} + self.assertRaises(KeyError, ixnet_gen.assign_ports) + + def test__create_traffic_item(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + self.ixnet.add.return_value = 'my_new_traffic_item' + self.ixnet.remapIds.return_value = ['my_traffic_item_id'] + + ixnet_gen._create_traffic_item() + self.ixnet.add.assert_called_once_with( + 'my_root/traffic', 'trafficItem') + self.ixnet.setMultiAttribute.assert_called_once_with( + 'my_new_traffic_item', '-name', 'RFC2544', '-trafficType', 'raw') + self.assertEqual(2, self.ixnet.commit.call_count) + self.ixnet.remapIds.assert_called_once_with('my_new_traffic_item') + self.ixnet.setAttribute('my_traffic_item_id/tracking', + '-trackBy', 'trafficGroupId0') + + def test__create_flow_groups(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.ixnet.getList.side_effect = [['traffic_item'], ['1', '2']] + ixnet_gen.ixnet.add.side_effect = ['endp1', 'endp2'] + ixnet_gen._create_flow_groups() + ixnet_gen.ixnet.add.assert_has_calls([ + mock.call('traffic_item', 'endpointSet'), + mock.call('traffic_item', 'endpointSet')]) + ixnet_gen.ixnet.setMultiAttribute.assert_has_calls([ + mock.call('endp1', '-name', '1', '-sources', ['1/protocols'], + '-destinations', ['2/protocols']), + mock.call('endp2', '-name', '2', '-sources', ['2/protocols'], + '-destinations', ['1/protocols'])]) + + def test__append_protocol_to_stack(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + + ixnet_gen._append_procotol_to_stack('my_protocol', 'prev_element') + self.ixnet.execute.assert_called_with( + 'append', 'prev_element', + 'my_root/traffic/protocolTemplate:"my_protocol"') + + def test__setup_config_elements(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen.ixnet.getList.side_effect = [['traffic_item'], + ['cfg_element']] + with mock.patch.object(ixnet_gen, '_append_procotol_to_stack') as \ + mock_append_proto: + ixnet_gen._setup_config_elements() + mock_append_proto.assert_has_calls([ + mock.call(ixnet_api.PROTO_UDP, 'cfg_element/stack:"ethernet-1"'), + mock.call(ixnet_api.PROTO_IPV4, 'cfg_element/stack:"ethernet-1"')]) + ixnet_gen.ixnet.setAttribute.assert_has_calls([ + mock.call('cfg_element/frameRateDistribution', '-portDistribution', + 'splitRateEvenly'), + mock.call('cfg_element/frameRateDistribution', + '-streamDistribution', 'splitRateEvenly')]) + + @mock.patch.object(ixnet_api.IxNextgen, '_create_traffic_item') + @mock.patch.object(ixnet_api.IxNextgen, '_create_flow_groups') + @mock.patch.object(ixnet_api.IxNextgen, '_setup_config_elements') + def test_create_traffic_model(self, mock__setup_config_elements, + mock__create_flow_groups, + mock__create_traffic_item): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + + ixnet_gen.create_traffic_model() + mock__create_traffic_item.assert_called_once() + mock__create_flow_groups.assert_called_once() + mock__setup_config_elements.assert_called_once() + + def test__update_frame_mac(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object(ixnet_gen, '_get_field_in_stack_item') as \ + mock_get_field: + mock_get_field.return_value = 'field_descriptor' + ixnet_gen._update_frame_mac('ethernet_descriptor', 'field', 'mac') + mock_get_field.assert_called_once_with('ethernet_descriptor', 'field') + ixnet_gen.ixnet.setMultiAttribute( + 'field_descriptor', '-singleValue', 'mac', '-fieldValue', 'mac', + '-valueType', 'singleValue') + ixnet_gen.ixnet.commit.assert_called_once() + + def test_update_frame(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object( + ixnet_gen, '_get_config_element_by_flow_group_name', + return_value='cfg_element'), \ + mock.patch.object(ixnet_gen, '_update_frame_mac') as \ + mock_update_frame, \ + mock.patch.object(ixnet_gen, '_get_stack_item') as \ + mock_get_stack_item: + mock_get_stack_item.side_effect = [['item1'], ['item2'], + ['item3'], ['item4']] + ixnet_gen.update_frame(TRAFFIC_PARAMETERS) + + self.assertEqual(6, len(ixnet_gen.ixnet.setMultiAttribute.mock_calls)) + self.assertEqual(4, len(mock_update_frame.mock_calls)) + + def test_update_frame_flow_not_present(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object( + ixnet_gen, '_get_config_element_by_flow_group_name', + return_value=None): + with self.assertRaises(exceptions.IxNetworkFlowNotPresent): + ixnet_gen.update_frame(TRAFFIC_PARAMETERS) + + def test_get_statistics(self): + ixnet_gen = ixnet_api.IxNextgen() + port_statistics = '::ixNet::OBJ-/statistics/view:"Port Statistics"' + flow_statistics = '::ixNet::OBJ-/statistics/view:"Flow Statistics"' + with mock.patch.object(ixnet_gen, '_build_stats_map') as \ + mock_build_stats: + ixnet_gen.get_statistics() + + mock_build_stats.assert_has_calls([ + mock.call(port_statistics, ixnet_gen.PORT_STATS_NAME_MAP), + mock.call(flow_statistics, ixnet_gen.LATENCY_NAME_MAP)]) + + def test__update_ipv4_address(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object(ixnet_gen, '_get_field_in_stack_item', + return_value='field_desc'): + ixnet_gen._update_ipv4_address(mock.ANY, mock.ANY, '192.168.1.1', + 100, '255.255.255.0', 25) + ixnet_gen.ixnet.setMultiAttribute.assert_called_once_with( + 'field_desc', '-seed', 100, '-fixedBits', '192.168.1.1', + '-randomMask', '255.255.255.0', '-valueType', 'random', + '-countValue', 25) + + def test_update_ip_packet(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object(ixnet_gen, '_update_ipv4_address') as \ + mock_update_add, \ + mock.patch.object(ixnet_gen, '_get_stack_item'), \ + mock.patch.object(ixnet_gen, + '_get_config_element_by_flow_group_name', return_value='celm'): + ixnet_gen.update_ip_packet(TRAFFIC_PARAMETERS) + + self.assertEqual(4, len(mock_update_add.mock_calls)) + + def test_update_ip_packet_exception_no_config_element(self): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + with mock.patch.object(ixnet_gen, + '_get_config_element_by_flow_group_name', + return_value=None): + with self.assertRaises(exceptions.IxNetworkFlowNotPresent): + ixnet_gen.update_ip_packet(TRAFFIC_PARAMETERS) + + @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state') + def test_start_traffic(self, mock_ixnextgen_get_traffic_state): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = [0] + + mock_ixnextgen_get_traffic_state.side_effect = [ + 'stopped', 'started', 'started', 'started'] + + result = ixnet_gen.start_traffic() + self.assertIsNone(result) + self.ixnet.getList.assert_called_once() + self.assertEqual(3, ixnet_gen._ixnet.execute.call_count) + + @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state') + def test_start_traffic_traffic_running( + self, mock_ixnextgen_get_traffic_state): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = [0] + mock_ixnextgen_get_traffic_state.side_effect = [ + 'started', 'stopped', 'started'] + + result = ixnet_gen.start_traffic() + self.assertIsNone(result) + self.ixnet.getList.assert_called_once() + self.assertEqual(4, ixnet_gen._ixnet.execute.call_count) + + @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state') + def test_start_traffic_wait_for_traffic_to_stop( + self, mock_ixnextgen_get_traffic_state): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = [0] + mock_ixnextgen_get_traffic_state.side_effect = [ + 'started', 'started', 'started', 'stopped', 'started'] + + result = ixnet_gen.start_traffic() + self.assertIsNone(result) + self.ixnet.getList.assert_called_once() + self.assertEqual(4, ixnet_gen._ixnet.execute.call_count) + + @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state') + def test_start_traffic_wait_for_traffic_start( + self, mock_ixnextgen_get_traffic_state): + ixnet_gen = ixnet_api.IxNextgen() + ixnet_gen._ixnet = self.ixnet + ixnet_gen._ixnet.getList.return_value = [0] + mock_ixnextgen_get_traffic_state.side_effect = [ + 'stopped', 'stopped', 'stopped', 'started'] + + result = ixnet_gen.start_traffic() + self.assertIsNone(result) + self.ixnet.getList.assert_called_once() + self.assertEqual(3, ixnet_gen._ixnet.execute.call_count) |