diff options
Diffstat (limited to 'yardstick/tests/unit/benchmark/scenarios/networking/test_pktgen.py')
| -rw-r--r-- | yardstick/tests/unit/benchmark/scenarios/networking/test_pktgen.py | 675 |
1 files changed, 675 insertions, 0 deletions
diff --git a/yardstick/tests/unit/benchmark/scenarios/networking/test_pktgen.py b/yardstick/tests/unit/benchmark/scenarios/networking/test_pktgen.py new file mode 100644 index 000000000..acd9027d3 --- /dev/null +++ b/yardstick/tests/unit/benchmark/scenarios/networking/test_pktgen.py @@ -0,0 +1,675 @@ +############################################################################## +# Copyright (c) 2015 Ericsson AB and others. +# +# All rights reserved. This program and the accompanying materials +# are made available under the terms of the Apache License, Version 2.0 +# which accompanies this distribution, and is available at +# http://www.apache.org/licenses/LICENSE-2.0 +############################################################################## + +import mock +import unittest + +from oslo_serialization import jsonutils + +from yardstick.benchmark.scenarios.networking import pktgen + + +@mock.patch('yardstick.benchmark.scenarios.networking.pktgen.ssh') +class PktgenTestCase(unittest.TestCase): + + def setUp(self): + self.ctx = { + 'host': { + 'ip': '172.16.0.137', + 'user': 'root', + 'key_filename': 'mykey.key' + }, + 'target': { + 'ip': '172.16.0.138', + 'user': 'root', + 'key_filename': 'mykey.key', + 'ipaddr': '172.16.0.138' + } + } + + def test_pktgen_successful_setup(self, mock_ssh): + + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.setup() + + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + self.assertIsNotNone(p.server) + self.assertIsNotNone(p.client) + self.assertTrue(p.setup_done) + + def test_pktgen_successful_iptables_setup(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + + p._iptables_setup() + + mock_ssh.SSH.from_node().execute.assert_called_with( + "sudo iptables -F; " + "sudo iptables -A INPUT -p udp --dport 1000:%s -j DROP" + % 1010, timeout=60) + + def test_pktgen_unsuccessful_iptables_setup(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + } + + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR') + self.assertRaises(RuntimeError, p._iptables_setup) + + def test_pktgen_successful_iptables_get_result(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + } + + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH.from_node().execute.return_value = (0, '150000', '') + p._iptables_get_result() + + mock_ssh.SSH.from_node().execute.assert_called_with( + "sudo iptables -L INPUT -vnx |" + "awk '/dpts:1000:%s/ {{printf \"%%s\", $1}}'" + % 1010) + + def test_pktgen_unsuccessful_iptables_get_result(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + } + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR') + self.assertRaises(RuntimeError, p._iptables_get_result) + + def test_pktgen_successful_no_sla(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + } + result = {} + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + p._iptables_get_result = mock.Mock(return_value=149300) + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149776, "packetsize": 60, "flows": 110, "ppm": 3179}' + mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') + + p.run(result) + expected_result = jsonutils.loads(sample_output) + expected_result["packets_received"] = 149300 + expected_result["packetsize"] = 60 + self.assertEqual(result, expected_result) + + def test_pktgen_successful_sla(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'sla': {'max_ppm': 10000} + } + result = {} + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + p._iptables_get_result = mock.Mock(return_value=149300) + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149776, "packetsize": 60, "flows": 110, "ppm": 3179}' + mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') + + p.run(result) + expected_result = jsonutils.loads(sample_output) + expected_result["packets_received"] = 149300 + expected_result["packetsize"] = 60 + self.assertEqual(result, expected_result) + + def test_pktgen_unsuccessful_sla(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'sla': {'max_ppm': 1000} + } + result = {} + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + p._iptables_get_result = mock.Mock(return_value=149300) + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149776, "packetsize": 60, "flows": 110}' + mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') + self.assertRaises(AssertionError, p.run, result) + + def test_pktgen_unsuccessful_script_error(self, mock_ssh): + + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'sla': {'max_ppm': 1000} + } + result = {} + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR') + self.assertRaises(RuntimeError, p.run, result) + + def test_pktgen_get_vnic_driver_name(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, 'ixgbevf', '') + + vnic_driver_name = p._get_vnic_driver_name() + self.assertEqual(vnic_driver_name, 'ixgbevf') + + def test_pktgen_unsuccessful_get_vnic_driver_name(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._get_vnic_driver_name) + + def test_pktgen_get_sriov_queue_number(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '2', '') + + p.queue_number = p._get_sriov_queue_number() + self.assertEqual(p.queue_number, 2) + + def test_pktgen_unsuccessful_get_sriov_queue_number(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._get_sriov_queue_number) + + def test_pktgen_get_available_queue_number(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '4', '') + + p._get_available_queue_number() + + mock_ssh.SSH.from_node().execute.assert_called_with( + "sudo ethtool -l eth0 | grep Combined | head -1 |" + "awk '{printf $2}'") + + def test_pktgen_unsuccessful_get_available_queue_number(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._get_available_queue_number) + + def test_pktgen_get_usable_queue_number(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '1', '') + + p._get_usable_queue_number() + + mock_ssh.SSH.from_node().execute.assert_called_with( + "sudo ethtool -l eth0 | grep Combined | tail -1 |" + "awk '{printf $2}'") + + def test_pktgen_unsuccessful_get_usable_queue_number(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._get_usable_queue_number) + + def test_pktgen_enable_ovs_multiqueue(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '4', '') + + p._get_usable_queue_number = mock.Mock(return_value=1) + p._get_available_queue_number = mock.Mock(return_value=4) + + p.queue_number = p._enable_ovs_multiqueue() + self.assertEqual(p.queue_number, 4) + + def test_pktgen_enable_ovs_multiqueue_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '1', '') + + p._get_usable_queue_number = mock.Mock(return_value=1) + p._get_available_queue_number = mock.Mock(return_value=1) + + p.queue_number = p._enable_ovs_multiqueue() + self.assertEqual(p.queue_number, 1) + + def test_pktgen_unsuccessful_enable_ovs_multiqueue(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + p._get_usable_queue_number = mock.Mock(return_value=1) + p._get_available_queue_number = mock.Mock(return_value=4) + + self.assertRaises(RuntimeError, p._enable_ovs_multiqueue) + + def test_pktgen_setup_irqmapping_ovs(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '10', '') + + p._setup_irqmapping_ovs(4) + + mock_ssh.SSH.from_node().execute.assert_called_with( + "echo 8 | sudo tee /proc/irq/10/smp_affinity") + + def test_pktgen_setup_irqmapping_ovs_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '10', '') + + p._setup_irqmapping_ovs(1) + + mock_ssh.SSH.from_node().execute.assert_called_with( + "echo 1 | sudo tee /proc/irq/10/smp_affinity") + + def test_pktgen_unsuccessful_setup_irqmapping_ovs(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._setup_irqmapping_ovs, 4) + + def test_pktgen_unsuccessful_setup_irqmapping_ovs_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._setup_irqmapping_ovs, 1) + + def test_pktgen_setup_irqmapping_sriov(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '10', '') + + p._setup_irqmapping_sriov(2) + + mock_ssh.SSH.from_node().execute.assert_called_with( + "echo 2 | sudo tee /proc/irq/10/smp_affinity") + + def test_pktgen_setup_irqmapping_sriov_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '10', '') + + p._setup_irqmapping_sriov(1) + + mock_ssh.SSH.from_node().execute.assert_called_with( + "echo 1 | sudo tee /proc/irq/10/smp_affinity") + + def test_pktgen_unsuccessful_setup_irqmapping_sriov(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._setup_irqmapping_sriov, 2) + + def test_pktgen_unsuccessful_setup_irqmapping_sriov_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._setup_irqmapping_sriov, 1) + + def test_pktgen_is_irqbalance_disabled(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + + p._is_irqbalance_disabled() + + mock_ssh.SSH.from_node().execute.assert_called_with( + "grep ENABLED /etc/default/irqbalance") + + def test_pktgen_unsuccessful_is_irqbalance_disabled(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._is_irqbalance_disabled) + + def test_pktgen_disable_irqbalance(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + + p._disable_irqbalance() + + mock_ssh.SSH.from_node().execute.assert_called_with( + "sudo service irqbalance disable") + + def test_pktgen_unsuccessful_disable_irqbalance(self, mock_ssh): + args = { + 'options': {'packetsize': 60}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (1, '', '') + + self.assertRaises(RuntimeError, p._disable_irqbalance) + + def test_pktgen_multiqueue_setup_ovs(self, mock_ssh): + args = { + 'options': {'packetsize': 60, 'multiqueue': True}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '4', '') + + p._is_irqbalance_disabled = mock.Mock(return_value=False) + p._get_vnic_driver_name = mock.Mock(return_value="virtio_net") + p._get_usable_queue_number = mock.Mock(return_value=1) + p._get_available_queue_number = mock.Mock(return_value=4) + + p.multiqueue_setup() + + self.assertEqual(p.queue_number, 4) + + def test_pktgen_multiqueue_setup_ovs_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60, 'multiqueue': True}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '1', '') + + p._is_irqbalance_disabled = mock.Mock(return_value=False) + p._get_vnic_driver_name = mock.Mock(return_value="virtio_net") + p._get_usable_queue_number = mock.Mock(return_value=1) + p._get_available_queue_number = mock.Mock(return_value=1) + + p.multiqueue_setup() + + self.assertEqual(p.queue_number, 1) + + def test_pktgen_multiqueue_setup_sriov(self, mock_ssh): + args = { + 'options': {'packetsize': 60, 'multiqueue': True}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '2', '') + + p._is_irqbalance_disabled = mock.Mock(return_value=False) + p._get_vnic_driver_name = mock.Mock(return_value="ixgbevf") + + p.multiqueue_setup() + + self.assertEqual(p.queue_number, 2) + + def test_pktgen_multiqueue_setup_sriov_1q(self, mock_ssh): + args = { + 'options': {'packetsize': 60, 'multiqueue': True}, + } + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + mock_ssh.SSH.from_node().execute.return_value = (0, '1', '') + + p._is_irqbalance_disabled = mock.Mock(return_value=False) + p._get_vnic_driver_name = mock.Mock(return_value="ixgbevf") + + p.multiqueue_setup() + + self.assertEqual(p.queue_number, 1) + + def test_pktgen_run_with_setup_done(self, mock_ssh): + args = { + 'options': { + 'packetsize': 60, + 'number_of_ports': 10, + 'duration': 20, + 'multiqueue': True}, + 'sla': { + 'max_ppm': 1}} + result = {} + p = pktgen.Pktgen(args, self.ctx) + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + p.setup_done = True + p.multiqueue_setup_done = True + + mock_iptables_result = mock.Mock() + mock_iptables_result.return_value = 149300 + p._iptables_get_result = mock_iptables_result + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149300, "flows": 110, "ppm": 0}' + mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') + + p.run(result) + expected_result = jsonutils.loads(sample_output) + expected_result["packets_received"] = 149300 + expected_result["packetsize"] = 60 + self.assertEqual(result, expected_result) + + def test_pktgen_run_with_ovs_multiqueque(self, mock_ssh): + args = { + 'options': { + 'packetsize': 60, + 'number_of_ports': 10, + 'duration': 20, + 'multiqueue': True}, + 'sla': { + 'max_ppm': 1}} + result = {} + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + p._get_vnic_driver_name = mock.Mock(return_value="virtio_net") + p._get_usable_queue_number = mock.Mock(return_value=1) + p._get_available_queue_number = mock.Mock(return_value=4) + p._enable_ovs_multiqueue = mock.Mock(return_value=4) + p._setup_irqmapping_ovs = mock.Mock() + p._iptables_get_result = mock.Mock(return_value=149300) + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149300, "flows": 110, "ppm": 0}' + mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') + + p.run(result) + expected_result = jsonutils.loads(sample_output) + expected_result["packets_received"] = 149300 + expected_result["packetsize"] = 60 + self.assertEqual(result, expected_result) + + def test_pktgen_run_with_sriov_multiqueque(self, mock_ssh): + args = { + 'options': { + 'packetsize': 60, + 'number_of_ports': 10, + 'duration': 20, + 'multiqueue': True}, + 'sla': { + 'max_ppm': 1}} + result = {} + + p = pktgen.Pktgen(args, self.ctx) + + p.server = mock_ssh.SSH.from_node() + p.client = mock_ssh.SSH.from_node() + + p._get_vnic_driver_name = mock.Mock(return_value="ixgbevf") + p._get_sriov_queue_number = mock.Mock(return_value=2) + p._setup_irqmapping_sriov = mock.Mock() + p._iptables_get_result = mock.Mock(return_value=149300) + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149300, "flows": 110, "ppm": 0}' + mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') + + p.run(result) + expected_result = jsonutils.loads(sample_output) + expected_result["packets_received"] = 149300 + expected_result["packetsize"] = 60 + self.assertEqual(result, expected_result) + + +def main(): + unittest.main() + + +if __name__ == '__main__': + main() |