From f2d211ad71a54286b1179434744abb7bbc2598b4 Mon Sep 17 00:00:00 2001 From: fmenguy Date: Thu, 8 Oct 2020 11:46:55 +0200 Subject: NFVBENCH-171 Not accurate flow count with some IP and UDP ranges combinations Change-Id: Ic68db4ee54c508ebb24ca2e605dcec2a6b2fb3bf Signed-off-by: fmenguy --- test/test_nfvbench.py | 677 +++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 640 insertions(+), 37 deletions(-) (limited to 'test/test_nfvbench.py') diff --git a/test/test_nfvbench.py b/test/test_nfvbench.py index fe8742f..c772d7b 100644 --- a/test/test_nfvbench.py +++ b/test/test_nfvbench.py @@ -31,8 +31,9 @@ from nfvbench.traffic_client import Device from nfvbench.traffic_client import GeneratorConfig from nfvbench.traffic_client import IpBlock from nfvbench.traffic_client import TrafficClient +from nfvbench.traffic_client import TrafficClientException import nfvbench.traffic_gen.traffic_utils as traffic_utils - +import nfvbench.utils as utils # just to get rid of the unused function warning no_op() @@ -194,40 +195,53 @@ def test_ip_block(): def test_lcm(): - assert Device.lcm(10, 2) == 10 - assert Device.lcm(1, 256) == 256 - assert Device.lcm(10, 256) == 1280 - assert Device.lcm(Device.lcm(10, 2), Device.lcm(1, 256)) + assert utils.lcm(10, 2) == 10 + assert utils.lcm(1, 256) == 256 + assert utils.lcm(10, 256) == 1280 + assert utils.lcm(utils.lcm(10, 2), utils.lcm(1, 256)) with pytest.raises(TypeError): - Device.lcm(0, 0) - - -def test_check_ipsize(): - assert Device.check_ipsize(256, 1) == 256 - assert Device.check_ipsize(256, 3) == 86 - assert Device.check_ipsize(256, 4) == 64 - assert Device.check_ipsize(16, 10) == 2 - assert Device.check_ipsize(1, 10) == 1 + utils.lcm(0, 0) + + +def test_flow_count_limit(): + # lcm ip src and dst /32 + lcm_ip = utils.lcm(1, 1) == 1 + # port udp src = 1 port udp dst [1,29] + src_min = 1 + src_max = 1 + dst_min = 1 + dst_max = 29 + udp_step = 3 + udp_src_size = Device.check_range_size(int(src_max) - int(src_min) + 1, + udp_step) + udp_dst_size = Device.check_range_size(int(dst_max) - int(dst_min) + 1, + udp_step) + lcm_port = utils.lcm(udp_src_size, udp_dst_size) + assert utils.lcm(lcm_ip, lcm_port) < 29 + + +def test_check_range_size(): + assert Device.check_range_size(256, 1) == 256 + assert Device.check_range_size(256, 3) == 86 + assert Device.check_range_size(256, 4) == 64 + assert Device.check_range_size(16, 10) == 2 + assert Device.check_range_size(1, 10) == 1 with pytest.raises(ZeroDivisionError): - Device.check_ipsize(256, 0) + Device.check_range_size(256, 0) def test_reserve_ip_range(): ipb = IpBlock('10.0.0.0', '0.0.0.1', 256) - src_ip_first, src_ip_last = ipb.reserve_ip_range(256, False) + src_ip_first, src_ip_last = ipb.reserve_ip_range(256) assert src_ip_first == "10.0.0.0" assert src_ip_last == "10.0.0.255" ipb = IpBlock('20.0.0.0', '0.0.0.1', 2) - src_ip_first, src_ip_last = ipb.reserve_ip_range(2, False) + src_ip_first, src_ip_last = ipb.reserve_ip_range(2) assert src_ip_first == "20.0.0.0" assert src_ip_last == "20.0.0.1" ipb = IpBlock('30.0.0.0', '0.0.0.1', 2) - src_ip_first, src_ip_last = ipb.reserve_ip_range(256, True) - assert src_ip_first == "30.0.0.0" - assert src_ip_last == "30.0.0.1" - ipb = IpBlock('40.0.0.0', '0.0.0.1', 2) with pytest.raises(IndexError): - ipb.reserve_ip_range(256, False) + ipb.reserve_ip_range(256) def check_stream_configs(gen_config): @@ -241,12 +255,18 @@ def check_stream_configs(gen_config): stream_configs = gen_config.devices[0].get_stream_configs() for index in range(config['service_chain_count']): stream_cfg = stream_configs[index] - assert stream_cfg['ip_src_count'] == stream_cfg['ip_dst_count'] + # ip_src_static == True + assert stream_cfg['ip_src_count'] == 1 + if index == 0: + assert stream_cfg['ip_dst_count'] == 4999 + else: + assert stream_cfg['ip_dst_count'] == 5000 + assert stream_cfg['ip_src_addr'] == Device.int_to_ip(sip) assert Device.ip_to_int(stream_cfg['ip_src_addr']) == sip assert Device.ip_to_int(stream_cfg['ip_dst_addr']) == dip - count = stream_cfg['ip_src_count'] + count = stream_cfg['ip_dst_count'] cfc += count - sip += count * step + sip += step dip += count * step assert cfc == int(config['flow_count'] / 2) @@ -260,54 +280,89 @@ def test_device_flow_config(): _check_device_flow_config('0.0.0.2') -def check_udp_stream_configs(gen_config, expected): +def check_udp_stream_configs(gen_config, expected_cfg): """Verify that the range for each chain have adjacent UDP ports without holes between chains.""" config = gen_config.config stream_configs = gen_config.devices[0].get_stream_configs() for index in range(config['service_chain_count']): stream_cfg = stream_configs[index] + expected = expected_cfg[index] assert stream_cfg['ip_src_addr'] == expected['ip_src_addr'] assert stream_cfg['ip_src_addr_max'] == expected['ip_src_addr_max'] + assert stream_cfg['ip_src_count'] == expected['ip_src_count'] + assert stream_cfg['ip_dst_addr'] == expected['ip_dst_addr'] assert stream_cfg['ip_dst_addr_max'] == expected['ip_dst_addr_max'] + assert stream_cfg['ip_dst_count'] == expected['ip_dst_count'] + assert stream_cfg['udp_src_port'] == expected['udp_src_port'] assert stream_cfg['udp_src_port_max'] == expected['udp_src_port_max'] assert stream_cfg['udp_src_count'] == expected['udp_src_count'] + assert stream_cfg['udp_dst_port'] == expected['udp_dst_port'] assert stream_cfg['udp_dst_port_max'] == expected['udp_dst_port_max'] assert stream_cfg['udp_dst_count'] == expected['udp_dst_count'] + lcm_ip = utils.lcm(stream_cfg['ip_src_count'], stream_cfg['ip_dst_count']) + udp_src_size = int(stream_cfg['udp_src_port_max']) - int(stream_cfg['udp_src_port']) + 1 + udp_dst_size = int(stream_cfg['udp_dst_port_max']) - int(stream_cfg['udp_dst_port']) + 1 + lcm_udp = utils.lcm(udp_src_size, udp_dst_size) + assert utils.lcm(lcm_ip, lcm_udp) >= stream_cfg['count'] -def _check_device_udp_flow_config(param, expected): + +def _check_device_udp_flow_config(param, expected_cfg): config = _get_dummy_tg_config('PVP', '1Mpps', + scc=param['scc'], ip_src_static=param['ip_src_static'], fc=param['flow_count'], ip0=param['ip_src_addr'], ip1=param['ip_dst_addr'], + step_ip=param['ip_addrs_step'], src_udp=param['udp_src_port'], - dst_udp=param['udp_dst_port']) + dst_udp=param['udp_dst_port'], + step_udp=param['udp_port_step']) gen_config = GeneratorConfig(config) - check_udp_stream_configs(gen_config, expected) + check_udp_stream_configs(gen_config, expected_cfg) -def test_device_udp_flow_config(): +def __get_udp_params(): param = {'ip_src_static': True, 'ip_src_addr': '110.0.0.0/32', 'ip_dst_addr': '120.0.0.0/32', + 'ip_addrs_step': '0.0.0.1', 'udp_src_port': 53, 'udp_dst_port': 53, - 'flow_count': 2} + 'flow_count': 2, + 'scc': 1, + 'udp_port_step': '1'} + return param + + +def __get_udp_expected_list(): expected = {'ip_src_addr': '110.0.0.0', 'ip_src_addr_max': '110.0.0.0', + 'ip_src_count': 1, 'ip_dst_addr': '120.0.0.0', 'ip_dst_addr_max': '120.0.0.0', + 'ip_dst_count': 1, 'udp_src_port': 53, 'udp_src_port_max': 53, 'udp_src_count': 1, 'udp_dst_port': 53, 'udp_dst_port_max': 53, 'udp_dst_count': 1} - _check_device_udp_flow_config(param, expected) + return expected + + +def test_device_udp_flow_config_single_ip_single_port(): + param = __get_udp_params() + expected = __get_udp_expected_list() + _check_device_udp_flow_config(param, [expected]) + + +def test_device_udp_flow_config_single_ip_multiple_src_ports(): + param = __get_udp_params() + expected = __get_udp_expected_list() # Overwrite the udp_src_port value to define a large range of ports # instead of a single port, in order to check if the imposed # flow count is respected. Notice that udp range >> flow count. @@ -315,20 +370,568 @@ def test_device_udp_flow_config(): param['flow_count'] = 10 expected['udp_src_port_max'] = 57 expected['udp_src_count'] = 5 - _check_device_udp_flow_config(param, expected) + _check_device_udp_flow_config(param, [expected]) + + +def test_device_udp_flow_config_multiple_ip_src_single_port(): + param = __get_udp_params() + expected = __get_udp_expected_list() # Re affect the default udp_src_port values and # overwrite the ip_dst_addr value to define a large range of addresses # instead of a single one, in order to check if the imposed # flow count is respected. Notice that the netmask allows a very larger # range of possible addresses than the flow count value. param['udp_src_port'] = 53 - expected['udp_src_port_max'] = 53 - expected['udp_src_count'] = 1 + param['flow_count'] = 10 param['ip_src_static'] = False param['ip_dst_addr'] = '120.0.0.0/24' + + expected['udp_src_port_max'] = 53 + expected['udp_src_count'] = 1 expected['ip_dst_addr'] = '120.0.0.0' expected['ip_dst_addr_max'] = '120.0.0.4' - _check_device_udp_flow_config(param, expected) + expected['ip_dst_count'] = 5 + _check_device_udp_flow_config(param, [expected]) + + +def test_device_udp_flow_config_multiple_ip_src_dst_multiple_src_dst_ports(): + param = __get_udp_params() + expected = __get_udp_expected_list() + + param['udp_src_port'] = [49000, 49031] + param['udp_dst_port'] = [50000, 50033] + param['ip_src_static'] = False + param['flow_count'] = 1000 + param['ip_src_addr'] = '110.0.0.0/16' + param['ip_dst_addr'] = '120.0.0.0/16' + + expected['udp_src_port'] = 49000 + expected['udp_src_port_max'] = 49024 + expected['udp_dst_port'] = 50000 + expected['udp_dst_port_max'] = 50024 + expected['udp_src_count'] = 25 + expected['udp_dst_count'] = 25 + expected['ip_src_addr_max'] = '110.0.1.243' + expected['ip_src_count'] = 500 + expected['ip_dst_addr'] = '120.0.0.0' + expected['ip_dst_addr_max'] = '120.0.1.243' + expected['ip_dst_count'] = 500 + _check_device_udp_flow_config(param, [expected]) + + + + +def test_device_udp_flow_config_random_multiple_ip_src_dst_multiple_src_dst_ports(): + param = __get_udp_params() + expected = __get_udp_expected_list() + + param['udp_src_port'] = [1025, 65000] + param['udp_dst_port'] = [1024, 65000] + param['ip_src_static'] = False + param['ip_addrs_step'] = 'random' + param['udp_port_step'] = 'random' + param['flow_count'] = 1000000 + param['ip_src_addr'] = '110.0.0.0/16' + param['ip_dst_addr'] = '120.0.0.0/16' + + expected['udp_src_port'] = 1025 + expected['udp_src_port_max'] = 65000 + expected['udp_dst_port'] = 1024 + expected['udp_dst_port_max'] = 65000 + expected['udp_src_count'] = 62500 + expected['udp_dst_count'] = 62500 + expected['ip_src_addr_max'] = '110.0.0.31' + expected['ip_src_count'] = 32 + expected['ip_dst_addr'] = '120.0.0.0' + expected['ip_dst_addr_max'] = '120.0.0.31' + expected['ip_dst_count'] = 32 + _check_device_udp_flow_config(param, [expected]) + +def test_device_udp_flow_config_random_multiple_ip_srcstatic_dst_multiple_src_dst_ports(): + param = __get_udp_params() + expected = __get_udp_expected_list() + + param['udp_src_port'] = [1025, 65000] + param['udp_dst_port'] = [1024, 65000] + param['ip_src_static'] = True + param['ip_addrs_step'] = 'random' + param['udp_port_step'] = 'random' + param['flow_count'] = 1000000 + param['ip_src_addr'] = '110.0.0.0/16' + param['ip_dst_addr'] = '120.0.0.0/16' + + expected['udp_src_port'] = 1025 + expected['udp_src_port_max'] = 65000 + expected['udp_dst_port'] = 1024 + expected['udp_dst_port_max'] = 65000 + expected['udp_src_count'] = 1 + expected['udp_dst_count'] = 62500 + expected['ip_src_addr_max'] = '110.0.0.0' + expected['ip_src_count'] = 1 + expected['ip_dst_addr'] = '120.0.0.0' + expected['ip_dst_addr_max'] = '120.0.0.31' + expected['ip_dst_count'] = 32 + _check_device_udp_flow_config(param, [expected]) + + + +def test_device_udp_flow_config_single_ip_src_dst_multiple_src_dst_ports(): + param = __get_udp_params() + expected = __get_udp_expected_list() + + param['udp_src_port'] = [49152, 49154] + param['udp_dst_port'] = [50001, 50005] + param['ip_src_static'] = False + param['flow_count'] = 10 + param['ip_src_addr'] = '110.0.0.0/32' + param['ip_dst_addr'] = '120.0.0.0/32' + + expected['udp_src_port'] = 49152 + expected['udp_src_port_max'] = 49152 + expected['udp_dst_port'] = 50001 + expected['udp_dst_port_max'] = 50005 + expected['udp_src_count'] = 1 + expected['udp_dst_count'] = 5 + expected['ip_src_addr_max'] = '110.0.0.0' + expected['ip_src_count'] = 1 + expected['ip_dst_addr'] = '120.0.0.0' + expected['ip_dst_addr_max'] = '120.0.0.0' + expected['ip_dst_count'] = 1 + _check_device_udp_flow_config(param, [expected]) + + +def test_device_udp_flow_config_single_ip_src_dst_single_src_multiple_dst_ports(): + param = __get_udp_params() + expected = __get_udp_expected_list() + + param['udp_src_port'] = 49152 + param['udp_dst_port'] = [50001, 50029] + param['udp_port_step'] = '3' + param['flow_count'] = 58 + param['ip_src_addr'] = '110.0.0.0/32' + param['ip_dst_addr'] = '120.0.0.0/32' + + expected['udp_src_port'] = 49152 + expected['udp_src_port_max'] = 49152 + expected['udp_dst_port'] = 50001 + expected['udp_dst_port_max'] = 50029 + expected['udp_src_count'] = 1 + expected['udp_dst_count'] = 29 + expected['ip_src_addr_max'] = '110.0.0.0' + expected['ip_src_count'] = 1 + expected['ip_dst_addr'] = '120.0.0.0' + expected['ip_dst_addr_max'] = '120.0.0.0' + expected['ip_dst_count'] = 1 + with pytest.raises(TrafficClientException): + _check_device_udp_flow_config(param, [expected]) + + +def test_device_udp_flow_config_scc3(): + param = __get_udp_params() + expected = __get_udp_expected_list() + + param['scc'] = 3 + param['udp_src_port'] = [49000, 49031] + param['udp_dst_port'] = [50000, 50033] + param['ip_src_static'] = False + param['flow_count'] = 10000 + param['ip_src_addr'] = '110.0.0.0/16' + param['ip_dst_addr'] = '120.0.0.0/16' + + expected_cfg = [] + # chain 0 + expected_scc0 = dict(expected) + expected_scc0['udp_src_port'] = 49000 + expected_scc0['udp_src_port_max'] = 49016 + expected_scc0['udp_dst_port'] = 50000 + expected_scc0['udp_dst_port_max'] = 50033 + expected_scc0['udp_src_count'] = 17 + expected_scc0['udp_dst_count'] = 34 + expected_scc0['ip_src_addr_max'] = '110.0.6.129' + expected_scc0['ip_src_count'] = 1666 + expected_scc0['ip_dst_addr'] = '120.0.0.0' + expected_scc0['ip_dst_addr_max'] = '120.0.6.129' + expected_scc0['ip_dst_count'] = 1666 + expected_cfg.append(expected_scc0) + + # chain 1 + expected_scc1 = dict(expected) + expected_scc1['udp_src_port'] = 49000 + expected_scc1['udp_src_port_max'] = 49000 + expected_scc1['udp_dst_port'] = 50000 + expected_scc1['udp_dst_port_max'] = 50000 + expected_scc1['udp_src_count'] = 1 + expected_scc1['udp_dst_count'] = 1 + expected_scc1['ip_src_addr'] = '110.0.6.130' + expected_scc1['ip_src_addr_max'] = '110.0.13.4' + expected_scc1['ip_src_count'] = 1667 + expected_scc1['ip_dst_addr'] = '120.0.6.130' + expected_scc1['ip_dst_addr_max'] = '120.0.13.4' + expected_scc1['ip_dst_count'] = 1667 + expected_cfg.append(expected_scc1) + + # chain 2 + expected_scc2 = dict(expected) + expected_scc2['udp_src_port'] = 49000 + expected_scc2['udp_src_port_max'] = 49000 + expected_scc2['udp_dst_port'] = 50000 + expected_scc2['udp_dst_port_max'] = 50000 + expected_scc2['udp_src_count'] = 1 + expected_scc2['udp_dst_count'] = 1 + expected_scc2['ip_src_addr'] = '110.0.13.5' + expected_scc2['ip_src_addr_max'] = '110.0.19.135' + expected_scc2['ip_src_count'] = 1667 + expected_scc2['ip_dst_addr'] = '120.0.13.5' + expected_scc2['ip_dst_addr_max'] = '120.0.19.135' + expected_scc2['ip_dst_count'] = 1667 + expected_cfg.append(expected_scc2) + + _check_device_udp_flow_config(param, expected_cfg) + + +def test_device_udp_flow_config_doc_example1(caplog): + caplog.clear() + caplog.set_level(logging.INFO) + param = __get_udp_params() + expected = __get_udp_expected_list() + + # Multiflow unitary test corresponding to first example in documentation + param['scc'] = 3 + param['udp_src_port'] = 53 + param['udp_dst_port'] = 53 + param['ip_src_static'] = True + param['flow_count'] = 100 + param['ip_src_addr'] = '110.0.0.0/8' + param['ip_dst_addr'] = '120.0.0.0/8' + + expected_cfg = [] + # chain 0 + expected_scc0 = dict(expected) + expected_scc0['udp_src_port'] = 53 + expected_scc0['udp_src_port_max'] = 53 + expected_scc0['udp_dst_port'] = 53 + expected_scc0['udp_dst_port_max'] = 53 + expected_scc0['udp_src_count'] = 1 + expected_scc0['udp_dst_count'] = 1 + expected_scc0['ip_src_addr'] = '110.0.0.0' + expected_scc0['ip_src_addr_max'] = '110.0.0.0' + expected_scc0['ip_src_count'] = 1 + expected_scc0['ip_dst_addr'] = '120.0.0.0' + expected_scc0['ip_dst_addr_max'] = '120.0.0.15' + expected_scc0['ip_dst_count'] = 16 + expected_cfg.append(expected_scc0) + + # chain 1 + expected_scc1 = dict(expected) + expected_scc1['udp_src_port'] = 53 + expected_scc1['udp_src_port_max'] = 53 + expected_scc1['udp_dst_port'] = 53 + expected_scc1['udp_dst_port_max'] = 53 + expected_scc1['udp_src_count'] = 1 + expected_scc1['udp_dst_count'] = 1 + expected_scc1['ip_src_addr'] = '110.0.0.1' + expected_scc1['ip_src_addr_max'] = '110.0.0.1' + expected_scc1['ip_src_count'] = 1 + expected_scc1['ip_dst_addr'] = '120.0.0.16' + expected_scc1['ip_dst_addr_max'] = '120.0.0.32' + expected_scc1['ip_dst_count'] = 17 + expected_cfg.append(expected_scc1) + + # chain 2 + expected_scc2 = dict(expected) + expected_scc2['udp_src_port'] = 53 + expected_scc2['udp_src_port_max'] = 53 + expected_scc2['udp_dst_port'] = 53 + expected_scc2['udp_dst_port_max'] = 53 + expected_scc2['udp_src_count'] = 1 + expected_scc2['udp_dst_count'] = 1 + expected_scc2['ip_src_addr'] = '110.0.0.2' + expected_scc2['ip_src_addr_max'] = '110.0.0.2' + expected_scc2['ip_src_count'] = 1 + expected_scc2['ip_dst_addr'] = '120.0.0.33' + expected_scc2['ip_dst_addr_max'] = '120.0.0.49' + expected_scc2['ip_dst_count'] = 17 + expected_cfg.append(expected_scc2) + + _check_device_udp_flow_config(param, expected_cfg) + assert "Current values of ip_addrs_step and/or udp_port_step properties" not in caplog.text + + +def test_device_udp_flow_config_doc_example2(caplog): + caplog.clear() + caplog.set_level(logging.INFO) + param = __get_udp_params() + expected = __get_udp_expected_list() + + # Multiflow unitary test corresponding to second example in documentation + param['scc'] = 3 + param['udp_src_port'] = 53 + param['udp_dst_port'] = 53 + param['ip_src_static'] = True + param['ip_addrs_step'] = 'random' + param['flow_count'] = 100 + param['ip_src_addr'] = '110.0.0.0/8' + param['ip_dst_addr'] = '120.0.0.0/8' + + expected_cfg = [] + # chain 0 + expected_scc0 = dict(expected) + expected_scc0['udp_src_port'] = 53 + expected_scc0['udp_src_port_max'] = 53 + expected_scc0['udp_dst_port'] = 53 + expected_scc0['udp_dst_port_max'] = 53 + expected_scc0['udp_src_count'] = 1 + expected_scc0['udp_dst_count'] = 1 + expected_scc0['ip_src_addr'] = '110.0.0.0' + expected_scc0['ip_src_addr_max'] = '110.0.0.0' + expected_scc0['ip_src_count'] = 1 + expected_scc0['ip_dst_addr'] = '120.0.0.0' + expected_scc0['ip_dst_addr_max'] = '120.0.0.15' + expected_scc0['ip_dst_count'] = 16 + expected_cfg.append(expected_scc0) + + # chain 1 + expected_scc1 = dict(expected) + expected_scc1['udp_src_port'] = 53 + expected_scc1['udp_src_port_max'] = 53 + expected_scc1['udp_dst_port'] = 53 + expected_scc1['udp_dst_port_max'] = 53 + expected_scc1['udp_src_count'] = 1 + expected_scc1['udp_dst_count'] = 1 + expected_scc1['ip_src_addr'] = '110.0.0.1' + expected_scc1['ip_src_addr_max'] = '110.0.0.1' + expected_scc1['ip_src_count'] = 1 + expected_scc1['ip_dst_addr'] = '120.0.0.16' + expected_scc1['ip_dst_addr_max'] = '120.0.0.32' + expected_scc1['ip_dst_count'] = 17 + expected_cfg.append(expected_scc1) + + # chain 2 + expected_scc2 = dict(expected) + expected_scc2['udp_src_port'] = 53 + expected_scc2['udp_src_port_max'] = 53 + expected_scc2['udp_dst_port'] = 53 + expected_scc2['udp_dst_port_max'] = 53 + expected_scc2['udp_src_count'] = 1 + expected_scc2['udp_dst_count'] = 1 + expected_scc2['ip_src_addr'] = '110.0.0.2' + expected_scc2['ip_src_addr_max'] = '110.0.0.2' + expected_scc2['ip_src_count'] = 1 + expected_scc2['ip_dst_addr'] = '120.0.0.33' + expected_scc2['ip_dst_addr_max'] = '120.0.0.49' + expected_scc2['ip_dst_count'] = 17 + expected_cfg.append(expected_scc2) + + _check_device_udp_flow_config(param, expected_cfg) + assert "Current values of ip_addrs_step and/or udp_port_step properties" not in caplog.text + + +def test_device_udp_flow_config_doc_example3(caplog): + caplog.clear() + param = __get_udp_params() + expected = __get_udp_expected_list() + + # Multiflow unitary test corresponding to third example in documentation + param['scc'] = 3 + param['udp_src_port'] = 53 + param['udp_dst_port'] = 53 + param['ip_src_static'] = True + param['ip_addrs_step'] = '0.0.0.5' + param['flow_count'] = 100 + param['ip_src_addr'] = '110.0.0.0/8' + param['ip_dst_addr'] = '120.0.0.0/8' + + expected_cfg = [] + # chain 0 + expected_scc0 = dict(expected) + expected_scc0['udp_src_port'] = 53 + expected_scc0['udp_src_port_max'] = 53 + expected_scc0['udp_dst_port'] = 53 + expected_scc0['udp_dst_port_max'] = 53 + expected_scc0['udp_src_count'] = 1 + expected_scc0['udp_dst_count'] = 1 + expected_scc0['ip_src_addr'] = '110.0.0.0' + expected_scc0['ip_src_addr_max'] = '110.0.0.0' + expected_scc0['ip_src_count'] = 1 + expected_scc0['ip_dst_addr'] = '120.0.0.0' + expected_scc0['ip_dst_addr_max'] = '120.0.0.75' + expected_scc0['ip_dst_count'] = 16 + expected_cfg.append(expected_scc0) + + # chain 1 + expected_scc1 = dict(expected) + expected_scc1['udp_src_port'] = 53 + expected_scc1['udp_src_port_max'] = 53 + expected_scc1['udp_dst_port'] = 53 + expected_scc1['udp_dst_port_max'] = 53 + expected_scc1['udp_src_count'] = 1 + expected_scc1['udp_dst_count'] = 1 + expected_scc1['ip_src_addr'] = '110.0.0.5' + expected_scc1['ip_src_addr_max'] = '110.0.0.5' + expected_scc1['ip_src_count'] = 1 + expected_scc1['ip_dst_addr'] = '120.0.0.80' + expected_scc1['ip_dst_addr_max'] = '120.0.0.160' + expected_scc1['ip_dst_count'] = 17 + expected_cfg.append(expected_scc1) + + # chain 2 + expected_scc2 = dict(expected) + expected_scc2['udp_src_port'] = 53 + expected_scc2['udp_src_port_max'] = 53 + expected_scc2['udp_dst_port'] = 53 + expected_scc2['udp_dst_port_max'] = 53 + expected_scc2['udp_src_count'] = 1 + expected_scc2['udp_dst_count'] = 1 + expected_scc2['ip_src_addr'] = '110.0.0.10' + expected_scc2['ip_src_addr_max'] = '110.0.0.10' + expected_scc2['ip_src_count'] = 1 + expected_scc2['ip_dst_addr'] = '120.0.0.165' + expected_scc2['ip_dst_addr_max'] = '120.0.0.245' + expected_scc2['ip_dst_count'] = 17 + expected_cfg.append(expected_scc2) + + caplog.set_level(logging.INFO) + _check_device_udp_flow_config(param, expected_cfg) + assert "Current values of ip_addrs_step and/or udp_port_step properties" not in caplog.text + + +def test_device_udp_flow_config_doc_example4(caplog): + caplog.clear() + param = __get_udp_params() + expected = __get_udp_expected_list() + + # Multiflow unitary test corresponding to fourth example in documentation + param['scc'] = 3 + param['udp_src_port'] = [10, 14] + param['udp_dst_port'] = [20, 25] + param['ip_src_static'] = True + param['ip_addrs_step'] = '0.0.0.1' + param['udp_port_step'] = 'random' + param['flow_count'] = 100 + param['ip_src_addr'] = '110.0.0.0/29' + param['ip_dst_addr'] = '120.0.0.0/30' + + expected_cfg = [] + # chain 0 + expected_scc0 = dict(expected) + expected_scc0['udp_src_port'] = 10 + expected_scc0['udp_src_port_max'] = 14 + expected_scc0['udp_dst_port'] = 20 + expected_scc0['udp_dst_port_max'] = 25 + expected_scc0['udp_src_count'] = 5 + expected_scc0['udp_dst_count'] = 6 + expected_scc0['ip_src_addr'] = '110.0.0.0' + expected_scc0['ip_src_addr_max'] = '110.0.0.0' + expected_scc0['ip_src_count'] = 1 + expected_scc0['ip_dst_addr'] = '120.0.0.0' + expected_scc0['ip_dst_addr_max'] = '120.0.0.0' + expected_scc0['ip_dst_count'] = 1 + expected_cfg.append(expected_scc0) + + # chain 1 + expected_scc1 = dict(expected) + expected_scc1['udp_src_port'] = 10 + expected_scc1['udp_src_port_max'] = 14 + expected_scc1['udp_dst_port'] = 20 + expected_scc1['udp_dst_port_max'] = 25 + expected_scc1['udp_src_count'] = 5 + expected_scc1['udp_dst_count'] = 6 + expected_scc1['ip_src_addr'] = '110.0.0.1' + expected_scc1['ip_src_addr_max'] = '110.0.0.1' + expected_scc1['ip_src_count'] = 1 + expected_scc1['ip_dst_addr'] = '120.0.0.1' + expected_scc1['ip_dst_addr_max'] = '120.0.0.1' + expected_scc1['ip_dst_count'] = 1 + expected_cfg.append(expected_scc1) + + # chain 2 + expected_scc2 = dict(expected) + expected_scc2['udp_src_port'] = 10 + expected_scc2['udp_src_port_max'] = 14 + expected_scc2['udp_dst_port'] = 20 + expected_scc2['udp_dst_port_max'] = 25 + expected_scc2['udp_src_count'] = 5 + expected_scc2['udp_dst_count'] = 6 + expected_scc2['ip_src_addr'] = '110.0.0.2' + expected_scc2['ip_src_addr_max'] = '110.0.0.2' + expected_scc2['ip_src_count'] = 1 + expected_scc2['ip_dst_addr'] = '120.0.0.2' + expected_scc2['ip_dst_addr_max'] = '120.0.0.2' + expected_scc2['ip_dst_count'] = 1 + expected_cfg.append(expected_scc2) + caplog.set_level(logging.INFO) + _check_device_udp_flow_config(param, expected_cfg) + assert "Current values of ip_addrs_step and/or udp_port_step properties" in caplog.text + assert "udp_port_step='1' (previous value: udp_port_step='random'" in caplog.text + + +def test_device_udp_flow_config_no_random_steps_overridden(caplog): + caplog.clear() + param = __get_udp_params() + expected = __get_udp_expected_list() + + # Multiflow unitary test corresponding to fifth example in documentation + param['scc'] = 3 + param['udp_src_port'] = [10, 14] + param['udp_dst_port'] = [20, 25] + param['ip_src_static'] = True + param['ip_addrs_step'] = 'random' + param['udp_port_step'] = 'random' + param['flow_count'] = 100 + param['ip_src_addr'] = '110.0.0.0/29' + param['ip_dst_addr'] = '120.0.0.0/30' + + expected_cfg = [] + # chain 0 + expected_scc0 = dict(expected) + expected_scc0['udp_src_port'] = 10 + expected_scc0['udp_src_port_max'] = 14 + expected_scc0['udp_dst_port'] = 20 + expected_scc0['udp_dst_port_max'] = 25 + expected_scc0['udp_src_count'] = 5 + expected_scc0['udp_dst_count'] = 6 + expected_scc0['ip_src_addr'] = '110.0.0.0' + expected_scc0['ip_src_addr_max'] = '110.0.0.0' + expected_scc0['ip_src_count'] = 1 + expected_scc0['ip_dst_addr'] = '120.0.0.0' + expected_scc0['ip_dst_addr_max'] = '120.0.0.0' + expected_scc0['ip_dst_count'] = 1 + expected_cfg.append(expected_scc0) + + # chain 1 + expected_scc1 = dict(expected) + expected_scc1['udp_src_port'] = 10 + expected_scc1['udp_src_port_max'] = 14 + expected_scc1['udp_dst_port'] = 20 + expected_scc1['udp_dst_port_max'] = 25 + expected_scc1['udp_src_count'] = 5 + expected_scc1['udp_dst_count'] = 6 + expected_scc1['ip_src_addr'] = '110.0.0.1' + expected_scc1['ip_src_addr_max'] = '110.0.0.1' + expected_scc1['ip_src_count'] = 1 + expected_scc1['ip_dst_addr'] = '120.0.0.1' + expected_scc1['ip_dst_addr_max'] = '120.0.0.1' + expected_scc1['ip_dst_count'] = 1 + expected_cfg.append(expected_scc1) + + # chain 2 + expected_scc2 = dict(expected) + expected_scc2['udp_src_port'] = 10 + expected_scc2['udp_src_port_max'] = 14 + expected_scc2['udp_dst_port'] = 20 + expected_scc2['udp_dst_port_max'] = 25 + expected_scc2['udp_src_count'] = 5 + expected_scc2['udp_dst_count'] = 6 + expected_scc2['ip_src_addr'] = '110.0.0.2' + expected_scc2['ip_src_addr_max'] = '110.0.0.2' + expected_scc2['ip_src_count'] = 1 + expected_scc2['ip_dst_addr'] = '120.0.0.2' + expected_scc2['ip_dst_addr_max'] = '120.0.0.2' + expected_scc2['ip_dst_count'] = 1 + expected_cfg.append(expected_scc2) + caplog.set_level(logging.INFO) + _check_device_udp_flow_config(param, expected_cfg) + assert "Current values of ip_addrs_step and/or udp_port_step properties" not in caplog.text def test_config(): @@ -420,7 +1023,7 @@ def assert_ndr_pdr(stats, ndr, ndr_dr, pdr, pdr_dr): def _get_dummy_tg_config(chain_type, rate, scc=1, fc=10, step_ip='0.0.0.1', ip0='10.0.0.0/8', ip1='20.0.0.0/8', - step_udp=1, src_udp=None, dst_udp=None, ip_src_static=True): + step_udp='1', src_udp=None, dst_udp=None, ip_src_static=True): return AttrDict({ 'traffic_generator': {'host_name': 'nfvbench_tg', 'default_profile': 'dummy', -- cgit 1.2.3-korg