[dts] [PATCH V1 1/3] add case to ip_pipeline
Tu, Lijuan
lijuan.tu at intel.com
Wed Jan 8 07:53:52 CET 2020
Comments inline
> -----Original Message-----
> From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of yaobing
> Sent: Wednesday, January 8, 2020 2:31 PM
> To: dts at dpdk.org
> Cc: Yao, BingX Y <bingx.y.yao at intel.com>
> Subject: [dts] [PATCH V1 1/3] add case to ip_pipeline
>
> add test_perf_pipeline_with_traffic_management
>
> Signed-off-by: yaobing <bingx.y.yao at intel.com>
> ---
> tests/TestSuite_ip_pipeline.py | 60 ++++++++++++++++++++++++++++++++++
> 1 file changed, 60 insertions(+)
>
> diff --git a/tests/TestSuite_ip_pipeline.py b/tests/TestSuite_ip_pipeline.py
> index f05b5cd..7bdfc52 100644
> --- a/tests/TestSuite_ip_pipeline.py
> +++ b/tests/TestSuite_ip_pipeline.py
> @@ -61,6 +61,7 @@ from scapy.packet import bind_layers, Raw from
> scapy.arch import get_if_hwaddr from scapy.sendrecv import sniff from
> scapy.sendrecv import sendp
> +from pktgen import PacketGeneratorHelper
>
> class TestIPPipeline(TestCase):
>
> @@ -224,6 +225,15 @@ class TestIPPipeline(TestCase):
> self.verify("Error" not in out, "Compilation error")
>
> self.param_flow_dir = self.get_flow_direction_param_of_tcpdump()
> + # get dts output path
[Lijuan] why need to get dts output path, I didn't find any call?
> + if self.logger.log_path.startswith(os.sep):
> + self.output_path = self.logger.log_path
> + else:
> + cur_path = os.path.dirname(
> + os.path.dirname(os.path.realpath(__file__)))
> + self.output_path = os.sep.join([cur_path, self.logger.log_path])
> + # create an instance to set stream field setting
> + self.pktgen_helper = PacketGeneratorHelper()
>
> def set_up(self):
> """
> @@ -231,6 +241,56 @@ class TestIPPipeline(TestCase):
> """
> pass
>
> + def set_fields(self):
> + """
> + set ip protocol field behavior
> + """
> + fields_config = {
> + 'ip': {
> + 'dst': {'range': 1, 'action': 'inc'}, }, }
> + return fields_config
> +
> + def copy_cli_files_to_dut(self):
> + """
> + Copy traffic_manager.cli from tester to DUT
> + """
> + src_file = r'./dep/traffic_manager.cli'
> + dst = '/tmp'
> + self.dut.session.copy_file_to(src_file, dst)
> + self.dut.send_expect("cp %s/traffic_manager.cli
> + ./examples/ip_pipeline/examples/" % dst, "#", 30)
[Lijuan] Can we copy to " ./examples/ip_pipeline/examples/ " directly?
> +
> + def test_perf_pipeline_with_traffic_management(self):
> + """
> + rss pipeline
> + """
> + self.copy_cli_files_to_dut()
> + cmd = "sed -i -e
> 's/0000:07:00.0/%s/' ./examples/ip_pipeline/examples/traffic_manager.cli" %
> self.dut_p0_pci
> + self.dut.send_expect(cmd, "# ", 20)
> + IP_PIPELINE = "./examples/ip_pipeline/build/ip_pipeline"
> + DUT_PORTS = " -w {0}".format(self.dut_p0_pci)
> + SCRIPT_FILE = "./examples/ip_pipeline/examples/traffic_manager.cli"
> + cmd = "{0} -c 0x3 -n 4 {1} -- -s {2}".format(IP_PIPELINE, DUT_PORTS,
> SCRIPT_FILE)
> + out = self.dut.send_expect(cmd, "15.255.0.0", 60)
> + self.verify("failed" not in out, "Create rule failed!")
> + pcap = os.sep.join([self.output_path, "test.pcap"])
> + dmac = self.dut.get_mac_address(self.dut_ports[0])
> + pkts = 'Ether(dst="%s")/IP(src="192.168.0.2",dst="0.%s.0.0")'
> + strandard_pps = 14880000 / 4096
[Lijuan] why is 14880000 / 4096, can I use a 40Gb NIC for testing ?
> + for i in range(0, 15):
> + flow = pkts % (dmac, i)
> + self.tester.scapy_append('wrpcap("%s", [%s])' % (pcap, flow))
> + tgenInput = []
> + port = self.tester.get_local_port(self.dut_ports[0])
> + vm_config = self.set_fields()
> + tgenInput.append([port, port, pcap])
> + self.tester.scapy_execute()
> + self.tester.pktgen.clear_streams()
> + streams =
> self.pktgen_helper.prepare_stream_from_tginput(tgenInput, 100, vm_config,
> self.tester.pktgen)
> + _, pps = self.tester.pktgen.measure_throughput(stream_ids=streams)
> + difference_value = pps - strandard_pps
> + self.verify(-100 < difference_value < 100, "throughput validation
> failure")
> + self.dut.send_expect("^C", "#", 20)
> +
> def test_routing_pipeline(self):
> """
> routing pipeline
> --
> 2.17.2
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