From: "Tu, Lijuan" <lijuan.tu@intel.com>
To: "Wu, ChangqingX" <changqingx.wu@intel.com>,
"dts@dpdk.org" <dts@dpdk.org>
Cc: "Wu, ChangqingX" <changqingx.wu@intel.com>
Subject: Re: [dts] [PATCH V3] tests:add tests suite about loadbalancer
Date: Sun, 24 Mar 2019 18:46:11 +0000 [thread overview]
Message-ID: <8CE3E05A3F976642AAB0F4675D0AD20E0BA45C37@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <1552641023-34441-1-git-send-email-changqingx.wu@intel.com>
Applied, thanks
> -----Original Message-----
> From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of changqingxwu
> Sent: Friday, March 15, 2019 2:10 AM
> To: dts@dpdk.org
> Cc: Wu, ChangqingX <changqingx.wu@intel.com>
> Subject: [dts] [PATCH V3] tests:add tests suite about loadbalancer
>
> Signed-off-by: changqingxwu <changqingx.wu@intel.com>
> ---
> 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 @@
> +# <COPYRIGHT_TAG>
> +
> +"""
> +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_po
> + rt), 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
prev parent reply other threads:[~2019-03-24 18:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-15 9:10 changqingxwu
2019-03-15 10:08 ` Zhu, ShuaiX
2019-03-24 18:46 ` Tu, Lijuan [this message]
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