From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id 4A0D0A0096 for ; Fri, 15 Mar 2019 10:06:29 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 21BAC4C96; Fri, 15 Mar 2019 10:06:28 +0100 (CET) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id F26CE2BD3 for ; Fri, 15 Mar 2019 10:06:26 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Mar 2019 02:06:26 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,481,1544515200"; d="scan'208";a="151951225" Received: from unknown (HELO localhost.localdomain.sh.intel.com) ([10.240.176.135]) by fmsmga002.fm.intel.com with ESMTP; 15 Mar 2019 02:06:24 -0700 From: changqingxwu To: dts@dpdk.org Cc: changqingxwu Date: Fri, 15 Mar 2019 17:10:23 +0800 Message-Id: <1552641023-34441-1-git-send-email-changqingx.wu@intel.com> X-Mailer: git-send-email 1.9.3 Subject: [dts] [PATCH V3] tests:add tests suite about loadbalancer X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dts-bounces@dpdk.org Sender: "dts" Signed-off-by: changqingxwu --- tests/TestSuite_loadbalancer.py | 125 ++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 tests/TestSuite_loadbalancer.py diff --git a/tests/TestSuite_loadbalancer.py b/tests/TestSuite_loadbalancer.py new file mode 100644 index 0000000..19fbe67 --- /dev/null +++ b/tests/TestSuite_loadbalancer.py @@ -0,0 +1,125 @@ +# + +""" +DPDK Test suite. + +Test Load Balancer. + +""" + +import dts +from packet import Packet +from test_case import TestCase +import utils +import time + + +class TestLoadbalancer(TestCase): + + def set_up_all(self): + """ + Run at the start of each test suite. + + Load Balancer prerequisites. + """ + # Verify that enough ports are available + global dutPorts + # Based on h/w type, choose how many ports to use + dutPorts = self.dut.get_ports(self.nic) + + # Verify that enough ports are available + self.verify(len(dutPorts) >= 4, "Insufficient ports for testing") + + cores = self.dut.get_core_list("all") + self.verify(len(cores) >= 5, "Insufficient cores for testing") + self.cores = self.dut.get_core_list("1S/5C/1T") + self.coremask = utils.create_mask(self.cores) + + global rx_port0, rx_port1, rx_port2, rx_port3, trafficFlow + rx_port0 = self.tester.get_local_port(dutPorts[0]) + rx_port1 = self.tester.get_local_port(dutPorts[1]) + rx_port2 = self.tester.get_local_port(dutPorts[2]) + rx_port3 = self.tester.get_local_port(dutPorts[3]) + + """ + Designation the traffic flow is the same as LPM rules, send and receive packet verification: + 0: 1.0.0.0/24 => 0; + 1: 1.0.1.0/24 => 1; + 2: 1.0.2.0/24 => 2; + 3: 1.0.3.0/24 => 3; + """ + trafficFlow = { + "Flow1": [rx_port0, "1.0.0.1"], + "Flow2": [rx_port1, "1.0.1.1"], + "Flow3": [rx_port2, "1.0.2.1"], + "Flow4": [rx_port3, "1.0.3.1"], + } + + out = self.dut.send_expect("make -C examples/load_balancer", "#") + self.verify("Error" not in out, "compilation error 1") + self.verify("No such file" not in out, "compilation error 2") + + def set_up(self): + """ + Run before each test case. + """ + pass + + def test_load_balancer(self): + """ + --rx: Set the receive port, queue and main core; + --tx: Set the send port and main core; + --w: specify 4 workers lcores, + --lpm: IPv4 routing table, + --bsz: The number of packet is 10 for transceivers, + --pos-lb: Position of the 1-byte header field within the input packet that is used to + determine the worker ID for each packet + """ + + cmd = './examples/load_balancer/build/load_balancer -l {0}-{1} -n 4 -- --rx "(0,0,{2}),(1,0,{2}),(2,0,{2}),(3,0,{2})" '\ + '--tx "(0,{2}),(1,{2}),(2,{2}),(3,{2})" --w "{3},{4},{5},{6}" '\ + '--lpm "1.0.0.0/24=>0;1.0.1.0/24=>1;1.0.2.0/24=>2;1.0.3.0/24=>3;" '\ + '--bsz "(10, 10), (10, 10), (10, 10)" --pos-lb 29'.format(self.cores[0], self.cores[4], self.cores[0], self.cores[1], self.cores[2], self.cores[3], self.cores[4]) + + self.dut.send_expect(cmd, 'main loop.') + + # Verify the traffic flow according to Ipv4 route table + for flow in trafficFlow.keys(): + rx_port = trafficFlow[flow][0] + + for i in range(len(dutPorts)): + dstport = self.tester.get_local_port(dutPorts[i]) + pkt_count = 10 + inst = self.tester.tcpdump_sniff_packets(intf=self.tester.get_interface(rx_port), timeout=10, count=pkt_count) + + pkt = Packet() + dst_mac = self.dut.get_mac_address(dutPorts[i]) + pkt.config_layer('ether', {'dst': dst_mac}) + pkt.config_layer('ipv4', {'src': "0.0.0.1", 'dst': trafficFlow[flow][1]}) + pkt.send_pkt(tx_port=self.tester.get_interface(dstport), count=10) + # Wait for the sniffer to finish. + time.sleep(5) + + pkts = self.tester.load_tcpdump_sniff_packets(inst) + len_pkts = len(pkts) + + self.verify(len_pkts == pkt_count, "Packet number is wrong") + for packet in pkts: + result = str(packet.pktgen.pkt.show) + self.verify("Ether" in result, "No packet received") + self.verify("src=0.0.0.1" + " dst=" + trafficFlow[flow][1] in result, "Wrong IP address") + self.verify("dst=%s" % dst_mac in result, "No packet received or packet missed") + + self.dut.send_expect("^C", "#") + + def tear_down(self): + """ + Run after each test case. + """ + self.dut.kill_all() + + def tear_down_all(self): + """ + Run after each test suite. + """ + pass -- 2.17.2