[dts] [PATCH V1 4/4] add nvgre test code

huilong,xu huilongx.xu at intel.com
Thu Jun 4 08:04:01 CEST 2015


From: huilong xu <huilongx.xu at intel.com>


Signed-off-by: huilong xu <huilongx.xu at intel.com>
---
 tests/TestSuite_nvgre.py |  997 ++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 997 insertions(+), 0 deletions(-)
 create mode 100644 tests/TestSuite_nvgre.py

diff --git a/tests/TestSuite_nvgre.py b/tests/TestSuite_nvgre.py
new file mode 100644
index 0000000..62bb83b
--- /dev/null
+++ b/tests/TestSuite_nvgre.py
@@ -0,0 +1,997 @@
+"""
+DPDK Test suite.
+
+Test NVGRE features in DPDK.
+
+"""
+
+import dts
+import string
+import re
+import time
+import os
+from pmd_output import PmdOutput
+import pdb
+
+from scapy.utils import struct, socket, wrpcap, rdpcap
+from scapy.layers.inet import Ether, IP, TCP, UDP
+from scapy.layers.inet6 import IPv6
+from scapy.layers.l2 import Dot1Q
+from scapy.layers.sctp import SCTP, SCTPChunkData
+from scapy.layers.nvgre import NVGRE
+from scapy.sendrecv import sniff
+from scapy.config import conf
+from scapy.route import *
+
+from test_case import TestCase
+from settings import HEADER_SIZE
+
+#
+#
+# Test class.
+#
+
+
+class NvgreTestConfig(object):
+
+    """
+    Module for config/create/transmit Nvgre packet
+    """
+
+    def __init__(self, test_case, **kwargs):
+        self.test_case = test_case
+        self.init()
+        for name in kwargs:
+            setattr(self, name, kwargs[name])
+
+    def init(self):
+        self.packets_config()
+
+    def packets_config(self):
+        """
+        Default nvgre packet format
+        """
+        self.pcap_file = 'nvgre.pcap'
+        self.capture_file = 'capture.pcap'
+
+        """
+        outer info
+
+        Outer Ethernet Header:             |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                (Outer) Destination MAC Address                |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |(Outer)Destination MAC Address |  (Outer)Source MAC Address    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                  (Outer) Source MAC Address                   |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |Optional Ethertype=C-Tag 802.1Q| Outer VLAN Tag Information    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |       Ethertype 0x0800        |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        Outer IPv4 Header:
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |Version|  IHL  |Type of Service|          Total Length         |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |         Identification        |Flags|      Fragment Offset    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |  Time to Live | Protocol 0x2F |         Header Checksum       |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                      (Outer) Source Address                   |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                  (Outer) Destination Address                  |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        """
+        self.outer_mac_src = '00:00:10:00:00:00'
+        self.outer_mac_dst = '11:22:33:44:55:66'
+        self.outer_vlan = 'N/A'
+
+        self.outer_ip_proto = 47
+        self.outer_l3_type = "IPv4"
+        self.outer_ip_src = '192.168.1.1'
+        self.outer_ip_dst = '192.168.1.2'
+        self.outer_ip_invalid = 0
+
+        self.outer_ip6_src = 'fe80::21e:67ff:fe56:fe44'
+        self.outer_ip6_dst = 'fe80::21e:67ff:fe56:fe45'
+        self.outer_ip6_invalid = 0
+        """
+        gre info
+        GRE Header:
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |0| |1|0| Reserved0       | Ver |   Protocol Type 0x6558        |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                        Tenant Network ID (TNI)|   Reserved    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        """
+        self.tni = 1
+        self.proto = 0x6558
+
+        """
+        inner info
+        Inner Ethernet Header
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                (Inner) Destination MAC Address                |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |(Inner)Destination MAC Address |  (Inner)Source MAC Address    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                  (Inner) Source MAC Address                   |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |Optional Ethertype=C-Tag 802.1Q| PCP |0| VID set to 0          |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |       Ethertype 0x0800        |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        Inner IPv4 Header:
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |Version|  IHL  |Type of Service|          Total Length         |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |         Identification        |Flags|      Fragment Offset    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |  Time to Live |    Protocol   |         Header Checksum       |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                       Source Address                          |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                    Destination Address                        |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                    Options                    |    Padding    |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        |                      Original IP Payload                      |
+        |                                                               |
+        |                                                               |
+        +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+        """
+        self.inner_mac_src = '90:e2:ba:4a:34:88'
+        self.inner_mac_dst = '90:e2:ba:4a:34:89'
+        self.inner_vlan = 'N/A'
+
+        self.inner_l3_type = "IPv4"
+        self.inner_ip_src = '192.168.2.1'
+        self.inner_ip_dst = '192.168.2.2'
+        self.inner_ip_invalid = 0
+
+        self.inner_ip6_src = 'fe80::92e2:baff:fe4a:5548'
+        self.inner_ip6_dst = 'fe80::92e2:baff:fe4a:5549'
+        self.inner_ip6_invalid = 0
+
+        self.inner_l4_type = 'UDP'
+        self.inner_l4_invalid = 0
+        self.payload_size = 18
+
+    def packet_type(self):
+        """
+        Return nvgre packet type
+        """
+        if self.outer_ip_proto != 47:
+            if self.outer_l3_type == 'IPv4':
+                return 'PKT_RX_IPV4_HDR'
+            else:
+                return 'PKT_RX_IPV6_HDR'
+        else:
+            if self.outer_l3_type == 'IPv4':
+                return 'PKT_RX_TUNNEL_IPV4_HDR'
+            else:
+                return 'PKT_RX_TUNNEL_IPV6_HDR'
+
+    def create_pcap(self, scp=True):
+        """
+        Create pcap file and copy it to tester if configured
+        Return scapy packet object for later usage
+        """
+
+        """
+        inner package = L2/[Vlan]/L3/L4/Payload
+        """
+        if self.inner_l4_type == 'SCTP':
+            self.inner_payload = SCTPChunkData(data='X' * 16)
+        else:
+            self.inner_payload = ("X" * self.payload_size)
+
+        if self.inner_l4_type == 'TCP':
+            inner_l4 = TCP()
+        elif self.inner_l4_type == 'UDP':
+            inner_l4 = UDP()
+        elif self.inner_l4_type == 'SCTP':
+            inner_l4 = SCTP()
+
+        if self.inner_l3_type == 'IPv4':
+            inner_l3 = IP()
+        else:
+            inner_l3 = IPv6()
+
+        if self.inner_vlan != 'N/A':
+            inner = Ether() / Dot1Q() / inner_l3 / inner_l4 / self.inner_payload
+            inner[Dot1Q].vlan = self.inner_vlan
+        else:
+            if self.inner_l4_type == "None":
+                inner = Ether() / inner_l3 / self.inner_payload
+            else:
+                inner = Ether() / inner_l3 / inner_l4 / self.inner_payload
+
+        inner[Ether].src = self.inner_mac_src
+        inner[Ether].dst = self.inner_mac_dst
+
+        if self.inner_l3_type == 'IPv4':
+            inner[inner_l3.name].src = self.inner_ip_src
+            inner[inner_l3.name].dst = self.inner_ip_dst
+        else:
+            inner[inner_l3.name].src = self.inner_ip6_src
+            inner[inner_l3.name].dst = self.inner_ip6_dst
+
+        if self.inner_l4_type == "UDP" or self.inner_l4_type == "TCP":
+            inner[inner_l4.name].dport = 1021
+            inner[inner_l4.name].sport = 1021
+
+        if self.inner_l3_type == 'IPv4' and self.inner_ip_invalid == 1:
+            inner[inner_l3.name].chksum = 0x1234
+
+        if self.inner_l4_invalid == 1:
+            if self.inner_l4_type == 'SCTP':
+                inner[SCTP].chksum = 0
+            elif self.inner_l4_type == "UDP" or self.inner_l4_type == "TCP":
+                inner[self.inner_l4_type].chksum = 0x1234
+
+        """
+        Outer package = L2/[Vlan]/L3
+        """
+        if self.outer_l3_type == 'IPv4':
+            outer_l3 = IP()
+        else:
+            outer_l3 = IPv6()
+
+        if self.outer_vlan != 'N/A':
+            outer = Ether() / Dot1Q() / outer_l3
+            outer[Dot1Q].vlan = self.outer_vlan
+        else:
+            outer = Ether() / outer_l3
+
+        outer[Ether].src = self.outer_mac_src
+        outer[Ether].dst = self.outer_mac_dst
+
+        if self.outer_l3_type == 'IPv4':
+            outer[outer_l3.name].src = self.outer_ip_src
+            outer[outer_l3.name].dst = self.outer_ip_dst
+            outer[outer_l3.name].proto = self.outer_ip_proto
+        else:
+            outer[outer_l3.name].src = self.outer_ip6_src
+            outer[outer_l3.name].dst = self.outer_ip6_dst
+            outer[outer_l3.name].nh = self.outer_ip_proto
+
+        if self.outer_l3_type == 'IPv4' and self.outer_ip_invalid == 1:
+            outer[outer_l3.name].chksum = 0x1234
+
+        """
+        GRE package: outer/GRE header/inner
+        """
+        if self.outer_ip_proto == 47:
+            self.pkt = outer / NVGRE() / inner
+        else:
+            self.pkt = outer / ("X" * self.payload_size)
+
+        if scp is True:
+            wrpcap(self.pcap_file, self.pkt)
+            self.test_case.tester.session.copy_file_to(self.pcap_file)
+
+        return self.pkt
+
+    def get_chksums(self, pcap=None, tester=False):
+
+        chk_sums = {}
+        if pcap is None:
+            if tester is True:
+                self.test_case.tester.session.copy_file_from(self.pcap_file)
+            pkts = rdpcap(self.pcap_file)
+        else:
+            if tester is True:
+                self.test_case.tester.session.copy_file_from(pcap)
+            pkts = rdpcap(pcap)
+
+        time.sleep(1)
+
+        if pkts[0].guess_payload_class(pkts[0]).name == "IP":
+            chk_sums['outer_ip'] = hex(pkts[0][IP].chksum)
+
+        if pkts[0].haslayer(NVGRE) is True:
+            inner = pkts[0][NVGRE]
+            if inner.haslayer(IP) is True:
+                chk_sums['inner_ip'] = hex(inner[IP].chksum)
+                if inner[IP].proto == 6:
+                    chk_sums['inner_tcp'] = hex(inner[TCP].chksum)
+                if inner[IP].proto == 17:
+                    chk_sums['inner_udp'] = hex(inner[UDP].chksum)
+                if inner[IP].proto == 132:
+                    chk_sums['inner_sctp'] = hex(inner[SCTP].chksum)
+            elif inner.haslayer(IPv6) is True:
+                if inner[IPv6].nh == 6:
+                    chk_sums['inner_tcp'] = hex(inner[TCP].chksum)
+                if inner[IPv6].nh == 17:
+                    chk_sums['inner_udp'] = hex(inner[UDP].chksum)
+                # scapy can not get sctp checksum, so extracted manually
+                if inner[IPv6].nh == 59:
+                    load = str(inner[IPv6].payload)
+                    chk_sums['inner_sctp'] = hex((ord(load[8]) << 24) |
+                                                 (ord(load[9]) << 16) |
+                                                 (ord(load[10]) << 8) |
+                                                 (ord(load[11])))
+
+        return chk_sums
+
+    def send_pcap(self):
+        """
+        Send nvgre pcap file by tester_tx_iface
+        """
+        self.test_case.tester.scapy_append('pcap = rdpcap("%s")' % self.pcap_file)
+        time.sleep(10)
+        self.test_case.tester.scapy_append('sendp(pcap, iface="%s")' % self.test_case.tester_tx_iface)
+        self.test_case.tester.scapy_execute()
+
+    def pcap_len(self):
+        """
+        Return length of pcap packet, will plus 4 bytes crc
+        """
+        # add four bytes crc
+        return len(self.pkt) + 4
+
+
+class TestNvgre(TestCase):
+
+    #
+    #
+    # Utility methods and other non-test code.
+    #
+    # Insert or move non-test functions here.
+    #
+    #
+    #
+    # Test cases.
+    #
+
+    def set_up_all(self):
+        """
+        nvgre Prerequisites
+        """
+        # this feature only enable in FVL now
+        self.verify(self.nic in ["fortville_eagle", "fortville_spirit", "fortville_spirit_single"], "NVGRE Only supported by Fortville")
+        # Based on h/w type, choose how many ports to use
+        ports = self.dut.get_ports(self.nic)
+        self.portmask = dts.create_mask(self.dut.get_ports(self.nic))
+
+        # Verify that enough ports are available
+        self.verify(len(ports) >= 2, "Insufficient ports for testing")
+
+        # Verify that enough threads are available
+        self.all_cores_mask = dts.create_mask(self.dut.get_core_list("all"))
+        cores = self.dut.get_core_list("1S/2C/2T")
+        self.verify(cores is not None, "Insufficient cores for speed testing")
+        self.coremask = dts.create_mask(cores)
+
+        # start testpmd
+        self.pmdout = PmdOutput(self.dut)
+
+        # init port
+        self.dut_rx_port = ports[0]
+        self.dut_tx_port = ports[1]
+        self.dut_rx_port_mac = self.dut.get_mac_address(self.dut_rx_port)
+        self.dut_tx_port_mac = self.dut.get_mac_address(self.dut_tx_port)
+
+        self.tester_tx_port = self.tester.get_local_port(self.dut_rx_port)
+        self.tester_tx_iface = self.tester.get_interface(self.tester_tx_port)
+        self.tester_rx_port = self.tester.get_local_port(self.dut_tx_port)
+        self.tester_rx_iface = self.tester.get_interface(self.tester_rx_port)
+
+        # invalid parameter
+        self.invalid_mac = "00:00:00:00:01"
+        self.invalid_ip = "192.168.1.256"
+        self.invalid_vlan = 4097
+        self.invalid_queue = 64
+
+        # performance test cycle
+        self.test_cycles = [
+            {'cores': '1S/1C/1T', 'Mpps': {}, 'pct': {}},
+            {'cores': '1S/1C/2T', 'Mpps': {}, 'pct': {}},
+            {'cores': '1S/2C/1T', 'Mpps': {}, 'pct': {}}
+        ]
+
+        """
+        self.cal_type = [
+            {'Type': 'SOFTWARE ALL', 'tx_checksum': '0x0'},
+            {'Type': 'HW OUTER L3', 'tx_checksum': '0x1'},
+            {'Type': 'HW OUTER L4', 'tx_checksum': '0x2'},
+            {'Type': 'HW OUTER L3&L4', 'tx_checksum': '0x3'},
+            {'Type': 'HW INNER L3', 'tx_checksum': '0x10'},
+            {'Type': 'HW INNER L4', 'tx_checksum': '0x20'},
+            {'Type': 'HW INNER L3&L4', 'tx_checksum': '0x30'},
+            {'Type': 'HARDWARE ALL', 'tx_checksum': '0xff'}
+        ]
+        """
+
+        self.table_header = ['Calculate Type']
+        for test_cycle in self.test_cycles:
+            self.table_header.append("%s Mpps" % test_cycle['cores'])
+            self.table_header.append("% linerate")
+
+        # tunnel filter performance test
+        self.default_vlan = 1
+        self.tunnel_multiqueue = 2
+        self.tunnel_header = ['Packet', 'Filter', 'Queue', 'Mpps', '% linerate']
+        self.tunnel_perf = [
+            {'Packet': 'Normal', 'tunnel_filter': 'None', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'None', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac-ivlan', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac-ivlan-tenid', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac-tenid', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'omac-imac-tenid', 'recvqueue': 'Single', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac-ivlan', 'recvqueue': 'Multi', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac-ivlan-tenid', 'recvqueue': 'Multi', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac-tenid', 'recvqueue': 'Multi', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'imac', 'recvqueue': 'Multi', 'Mpps': {}, 'pct': {}},
+            {'Packet': 'NVGRE', 'tunnel_filter': 'omac-imac-tenid', 'recvqueue': 'Multi'}
+        ]
+
+        self.ports_socket = self.dut.get_numa_id(self.dut_rx_port)
+
+    def nvgre_detect(self, **kwargs):
+        """
+        send nvgre packet and check whether testpmd detect the correct packet type
+        """
+        out = self.dut.send_expect("./%s/app/testpmd -c %s -n %d -- -i --disable-rss --rxq=4 --txq=4 --nb-cores=8 --portmask=%s --txqflags=0"
+                                   % (self.target, self.all_cores_mask, self.dut.get_memory_channels(), self.portmask), "testpmd>", 30)
+        print out
+        out = self.dut.send_expect("set fwd rxonly", "testpmd>", 10)
+        print out
+        self.dut.send_expect("set verbose 1", "testpmd>", 10)
+
+        arg_str = ""
+        for arg in kwargs:
+            arg_str += "[%s = %s]" % (arg, kwargs[arg])
+
+        # create pcap file with supplied arguments
+        self.logger.info("send nvgre pkts %s" % arg_str)
+        config = NvgreTestConfig(self, **kwargs)
+        # now cloud filter will default enable L2 mac filter, so dst mac must be same
+        config.outer_mac_dst = self.dut_rx_port_mac
+        config.create_pcap()
+        # time.sleep(10)
+        config.send_pcap()
+        # check whether detect nvgre type
+        out = self.dut.send_expect("start", "testpmd>", 10)
+        print out
+        self.verify(config.packet_type() in out, "Nvgre Packet not detected")
+        out = self.dut.send_expect("show port stats all", "testpmd>", 10)
+        print out
+        out = self.dut.send_expect("stop", "testpmd>", 10)
+        self.dut.send_expect("quit", "#", 10)
+
+    def nvgre_filter(self, filter_type="omac-imac-tenid", queue_id=1, vlan=False, remove=False):
+        """
+        send nvgre packet and check whether receive packet in assigned queue
+        """
+        self.dut.send_expect("./%s/app/testpmd -c %s -n %d -- -i --disable-rss --rxq=4 --txq=4 --nb-cores=8 --portmask=%s --txqflags=0"
+                             % (self.target, self.all_cores_mask, self.dut.get_memory_channels(), self.portmask), "testpmd>", 30)
+        self.dut.send_expect("set fwd rxonly", "testpmd>", 10)
+        self.dut.send_expect("set verbose 1", "testpmd>", 10)
+
+        if vlan is not False:
+            config = NvgreTestConfig(self, inner_vlan=vlan)
+            vlan_id = vlan
+        else:
+            config = NvgreTestConfig(self)
+            vlan_id = 1
+
+        # now cloud filter will default enable L2 mac filter, so dst mac must be same
+        config.outer_mac_dst = self.dut_rx_port_mac
+
+        # tunnel_filter add port_id outer_mac inner_mac ip_addr inner_vlan tunnel_type(vxlan|nvgre)
+        #       filter_type (imac-ivlan|imac-ivlan-tenid|imac-tenid|imac|omac-imac-tenid|iip) tenant_id queue_num
+
+        out = self.dut.send_expect("tunnel_filter add %d %s %s %s %d nvgre %s %d %d"
+                                   % (self.dut_rx_port, config.outer_mac_dst, config.inner_mac_dst, config.inner_ip_dst, vlan_id, filter_type, config.tni, queue_id),
+                                   "testpmd>", 10)
+        print out
+        # invalid case request to remove tunnel filter
+        if remove is True:
+            queue_id = 0
+            self.dut.send_expect("tunnel_filter rm %d %s %s %s %d nvgre %s %d %d"
+                                 % (self.dut_rx_port, config.outer_mac_dst, config.inner_mac_dst, config.inner_ip_dst, vlan_id,
+                                    filter_type, config.tni, queue_id), "testpmd>", 10)
+
+        # send nvgre packet
+        config.create_pcap()
+        config.send_pcap()
+        out = self.dut.send_expect("start", "testpmd>", 10)
+        print out
+        queue = -1
+        pattern = re.compile("- Receive queue=0x(\d)")
+        m = pattern.search(out)
+        if m is not None:
+            queue = m.group(1)
+
+        # verify received in expected queue
+        self.verify(queue_id == int(queue), "invalid receive queue")
+
+        self.dut.send_expect("stop", "testpmd>", 10)
+        self.dut.send_expect("quit", "#", 10)
+
+    def nvgre_checksum(self, **kwargs):
+
+        # create pcap file with supplied arguments
+        args = {}
+        for arg in kwargs:
+            if "invalid" not in arg:
+                args[arg] = kwargs[arg]
+
+        config = NvgreTestConfig(self, **args)
+        # now cloud filter will default enable L2 mac filter, so dst mac must be same
+        config.outer_mac_dst = self.dut_rx_port_mac
+
+        # create abnormal package with wrong checksum
+        config.create_pcap()
+        chksums = config.get_chksums()
+        self.logger.info("chksums_wrong" + str(chksums))
+
+        # start testpmd with 2queue/1port
+        out = self.dut.send_expect("./%s/app/testpmd -c %s -n %d -- -i --disable-rss --rxq=4 --txq=4 --nb-cores=8 --portmask=%s --enable-rx-cksum --txqflags=0"
+                                   % (self.target, self.all_cores_mask, self.dut.get_memory_channels(), self.portmask), "testpmd>", 30)
+        print out
+        # enable tx checksum offload
+        self.dut.send_expect("set verbose 1", "testpmd>", 10)
+        self.dut.send_expect("set fwd csum", "testpmd>", 10)
+        self.dut.send_expect("csum set ip hw %d" % (self.dut_tx_port), "testpmd>", 10)
+        self.dut.send_expect("csum set udp hw %d" % (self.dut_tx_port), "testpmd>", 10)
+        self.dut.send_expect("csum set tcp hw %d" % (self.dut_tx_port), "testpmd>", 10)
+        self.dut.send_expect("csum set sctp hw %d" % (self.dut_tx_port), "testpmd>", 10)
+        self.dut.send_expect("csum set outer-ip hw %d" % (self.dut_tx_port), "testpmd>", 10)
+        self.dut.send_expect("csum parse_tunnel on %d" % (self.dut_rx_port), "testpmd>", 10)
+
+        # log the nvgre format
+        arg_str = ""
+        for arg in kwargs:
+            arg_str += "[%s = %s]" % (arg, kwargs[arg])
+
+        self.logger.info("nvgre packet %s" % arg_str)
+
+        out = self.dut.send_expect("start", "testpmd>", 10)
+
+        # remove tempory files
+        self.tester.send_expect("rm -rf /root/%s" % config.capture_file, "# ")
+        # save the capture packet into pcap format
+        self.tester.scapy_background()
+        self.tester.scapy_append('p=sniff(iface="%s",count=1,timeout=5)' % self.tester_rx_iface)
+        self.tester.scapy_append('wrpcap(\"/root/%s\", p)' % config.capture_file)
+        self.tester.scapy_foreground()
+
+        config.send_pcap()
+        time.sleep(5)
+
+        out = self.dut.send_expect("show port stats all", "testpmd>", 10)
+        print out
+        # extract the checksum offload from saved pcap file
+        chksums = config.get_chksums(pcap=config.capture_file, tester=True)
+        os.remove(config.capture_file)
+        self.logger.info("chksums" + str(chksums))
+
+        out = self.dut.send_expect("stop", "testpmd>", 10)
+
+        # create correct package with normal checksum
+        config = NvgreTestConfig(self, **kwargs)
+        config.outer_ip_invalid = 0
+        config.outer_ip6_invalid = 0
+        config.inner_ip_invalid = 0
+        config.inner_ip6_invalid = 0
+        config.inner_l4_invalid = 0
+        config.outer_ip_src = config.outer_ip_dst
+        config.outer_ip6_src = config.outer_ip6_dst
+
+        config.create_pcap()
+        chksums_default = config.get_chksums()
+        self.logger.info("chksums_default" + str(chksums_default))
+
+        '''
+        # verify detected l4 invalid checksum
+        if "inner_l4_invalid" in kwargs and config.inner_l4_type is not 'UDP':
+            self.verify(self.pmdout.get_pmd_value("Bad-l4csum:", out) == 1, "Failed to count inner l4 chksum error")
+
+        # verify detected l3 invalid checksum
+        if "inner_ip_invalid" in kwargs:
+            self.verify(self.pmdout.get_pmd_value("Bad-ipcsum:", out) == 1, "Failed to count inner ip chksum error")
+        '''
+
+        self.dut.send_expect("quit", "#", 10)
+
+        # verify saved pcap checksum same to expected checksum
+        for key in chksums_default:
+            self.verify(chksums[key] == chksums_default[key], "%s not matched to %s" % (key, chksums_default[key]))
+
+    def test_nvgre_ipv4(self):
+        """
+        verify nvgre packet with ipv4
+        """
+        # check no nvgre packet
+        self.nvgre_detect(outer_ip_proto=0xFF)
+        # check nvgre + IP inner packet
+        self.nvgre_detect(inner_l3_type="IPv4", inner_l4_type='None')
+        # check nvgre + udp inner packet
+        self.nvgre_detect(inner_l4_type='TCP')
+        # check nvgre + SCTP inner packet
+        # self.nvgre_detect(inner_l4_type='SCTP')
+        # check nvgre + vlan inner packet
+        self.nvgre_detect(outer_vlan=1)
+        # check vlan nvgre + vlan inner packet
+        self.nvgre_detect(outer_vlan=1, inner_vlan=1)
+
+    def test_nvgre_ipv6(self):
+
+        # check no nvgre packet
+        self.nvgre_detect(outer_l3_type="IPv6",
+                          outer_ip_proto=0xFF,
+                          outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                          outer_ip6_dst="FE80:0:0:0:0:0:0:1")
+        # check ipv6 nvgre + UDP inner packet
+        self.nvgre_detect(outer_l3_type="IPv6",
+                          outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                          outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                          inner_l4_type='UDP')
+        # check ipv6 nvgre + TCP inner packet
+        self.nvgre_detect(outer_l3_type="IPv6",
+                          outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                          outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                          inner_l4_type='TCP')
+        # check ipv6 nvgre + SCTP inner packet
+        """
+        self.nvgre_detect(outer_l3_type="IPv6",
+                          outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                          outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                          inner_l4_type='SCTP')
+        """
+
+    def test_tunnel_filter(self):
+
+        # verify tunnel filter feature
+        # check outer mac
+        self.nvgre_filter(filter_type="omac-imac-tenid")
+        # check inner mac + inner vlan filter can work
+        self.nvgre_filter(filter_type="imac-ivlan", vlan=1)
+        # check inner mac + inner vlan + tunnel id filter can work
+        self.nvgre_filter(filter_type="imac-ivlan-tenid", vlan=1)
+        # check inner mac + tunnel id filter can work
+        self.nvgre_filter(filter_type="imac-tenid")
+        # check inner mac filter can work
+        self.nvgre_filter(filter_type="imac")
+        # check outer mac + inner mac + tunnel id filter can work
+        self.nvgre_filter(filter_type="omac-imac-tenid")
+        # check iip filter can work
+        # self.nvgre_filter(filter_type="iip")
+
+    def test_tunnel_filter_invalid(self):
+        # verify tunnel filter parameter check function
+
+        # invalid parameter
+        vlan_id = 1
+        filter_type = 'omac-imac-tenid'
+        queue_id = 3
+
+        self.nvgre_filter(filter_type="imac", remove=True)
+        config = NvgreTestConfig(self)
+        # config.outer_mac_dst = self.dut_port_mac
+        self.dut.send_expect("./%s/app/testpmd -c %s -n %d -- -i --disable-rss --rxq=4 --txq=4 --nb-cores=8 --portmask=%s --txqflags=0"
+                             % (self.target, self.all_cores_mask, self.dut.get_memory_channels(), self.portmask), "testpmd>", 30)
+        out = self.dut.send_expect("tunnel_filter add %d %s %s %s %d nvgre %s %d %d"
+                                   % (self.dut_rx_port, config.outer_mac_dst, self.invalid_mac, config.inner_ip_dst, vlan_id,
+                                      filter_type, config.tni, queue_id), "testpmd>", 10)
+        self.verify("Bad arguments" in out, "Failed to detect invalid mac")
+        out = self.dut.send_expect("tunnel_filter add %d %s %s %s %d nvgre %s %d %d"
+                                   % (self.dut_rx_port, config.outer_mac_dst, config.inner_mac_dst, self.invalid_ip, vlan_id,
+                                      filter_type, config.tni, queue_id), "testpmd>", 10)
+        self.verify("Bad arguments" in out, "Failed to detect invalid ip")
+        out = self.dut.send_expect("tunnel_filter add %d %s %s %s %d nvgre %s %d %d"
+                                   % (self.dut_rx_port, config.outer_mac_dst, config.inner_mac_dst, config.inner_ip_dst, self.invalid_vlan,
+                                      filter_type, config.tni, queue_id), "testpmd>", 10)
+        self.verify("Input/output error" in out, "Failed to detect invalid vlan")
+        out = self.dut.send_expect("tunnel_filter add %d %s %s %s %d nvgre %s %d %d"
+                                   % (self.dut_rx_port, config.outer_mac_dst, config.inner_mac_dst, config.inner_ip_dst, vlan_id,
+                                      filter_type, config.tni, self.invalid_queue), "testpmd>", 10)
+        self.verify("Input/output error" in out, "Failed to detect invalid queue")
+
+        self.dut.send_expect("stop", "testpmd>", 10)
+        self.dut.send_expect("quit", "#", 10)
+
+    def test_nvgre_ipv4_checksum_offload(self):
+        # check normal packet
+        self.nvgre_checksum()
+        # check normal packet + ip checksum invalid
+        self.nvgre_checksum(outer_ip_invalid=1)
+        # check nvgre packet + inner ip checksum invalid
+        self.nvgre_checksum(inner_ip_invalid=1)
+        # check nvgre packet + outer ip checksum invalid
+        self.nvgre_checksum(outer_ip_invalid=1)
+        # check nvgre packet + outer ip + inner ip checksum invalid
+        self.nvgre_checksum(outer_ip_invalid=1, inner_ip_invalid=1)
+        # check nvgre packet + inner udp checksum invalid
+        self.nvgre_checksum(inner_l4_invalid=1)
+        # check nvgre packet + inner tcp checksum invalid
+        self.nvgre_checksum(inner_l4_invalid=1, inner_l4_type='TCP')
+        # check nvgre packet + inner sctp checksum invalid
+        # self.nvgre_checksum(inner_l4_invalid=1, inner_l4_type='SCTP')
+        # check vlan nvgre packet + outer ip checksum invalid
+        self.nvgre_checksum(outer_vlan=1, outer_ip_invalid=1)
+        # check vlan nvgre packet + inner ip checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_ip_invalid=1)
+        # check vlan nvgre packet + outer&inner ip checksum invalid
+        self.nvgre_checksum(outer_vlan=1, outer_ip_invalid=1, inner_ip_invalid=1)
+        # check vlan nvgre packet + inner vlan + outer ip checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_vlan=1, outer_ip_invalid=1)
+        # check vlan nvgre packet + inner vlan + inner ip checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_vlan=1, inner_ip_invalid=1)
+        # check vlan nvgre packet + inner vlan + outer&inner ip checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_vlan=1, outer_ip_invalid=1, inner_ip_invalid=1)
+        # check vlan nvgre packet + inner vlan + inner udp checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_l4_invalid=1, inner_l4_type='UDP')
+        # check vlan nvgre packet + inner vlan + inner tcp checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_l4_invalid=1, inner_l4_type='TCP')
+        # check vlan nvgre packet + inner vlan + inner sctp checksum invalid
+        self.nvgre_checksum(outer_vlan=1, inner_l4_invalid=1, inner_l4_type='SCTP')
+
+    def nvgre_ipv6_checksum_offload(self):
+
+        # verify nvgre packet checksum offload with ipv6 header
+        # not support ipv6 + sctp
+
+        # check normal ipv6 packet + ip checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            outer_udp_dst=1234)
+        # check ipv6 nvgre packet + inner ip checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_ip_invalid=1)
+        # check ipv6 nvgre packet + inner udp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l4_invalid=1, inner_l4_type='UDP')
+        # check ipv6 nvgre packet + outer udp checksum invalid
+        self.nvgre_checksum(inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            outer_udp_invalid=1)
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1")
+        # check ipv6 nvgre packet + inner udp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            inner_l4_invalid=1, inner_l4_type='UDP')
+        # check ipv6 nvgre packet + inner tcp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            inner_l4_invalid=1, inner_l4_type='TCP')
+        # check ipv6 vlan nvgre packet + inner udp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            inner_l4_invalid=1, inner_l4_type='UDP',
+                            outer_vlan=1)
+        # check ipv6 vlan nvgre packet + inner tcp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            inner_l4_invalid=1, inner_l4_type='TCP',
+                            outer_vlan=1)
+        # check ipv6 vlan nvgre packet + vlan + inner udp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            inner_l4_invalid=1, inner_l4_type='UDP',
+                            outer_vlan=1, inner_vlan=1)
+        # check ipv6 vlan nvgre packet + vlan + inner tcp checksum invalid
+        self.nvgre_checksum(outer_l3_type="IPv6",
+                            outer_ip6_src="FE80:0:0:0:0:0:0:0",
+                            outer_ip6_dst="FE80:0:0:0:0:0:0:1",
+                            inner_l3_type="IPv6",
+                            inner_ip6_src="FE80:0:0:0:0:0:1:0",
+                            inner_ip6_dst="FE80:0:0:0:0:0:1:1",
+                            inner_l4_invalid=1, inner_l4_type='TCP',
+                            outer_vlan=1, inner_vlan=1)
+
+    def test_perf_nvgre_tunnelfilter_performance_2ports(self):
+        dts.results_table_add_header(self.tunnel_header)
+        core_list = self.dut.get_core_list('1S/%dC/1T' % (self.tunnel_multiqueue * 2), socket=self.ports_socket)
+        core_mask = dts.create_mask(core_list)
+
+        command_line = "./%s/app/testpmd -c %s -n %d -- -i --disable-rss --coremask=%s --rxq=4 --txq=4 --portmask=%s" % (self.target,
+                                                                                                                         self.all_cores_mask,
+                                                                                                                         self.dut.get_memory_channels(),
+                                                                                                                         core_mask, self.portmask)
+        for perf_config in self.tunnel_perf:
+            pkts = []
+            config = NvgreTestConfig(self)
+            config.inner_vlan = self.default_vlan
+            config.outer_mac_dst = self.dut.get_mac_address(self.dut_port)
+            # get frame size
+            config.create_pcap(scp=False)
+            frame_size = config.pcap_len()
+
+            # restart testpmd in each performance config
+            self.dut.send_expect(command_line, "testpmd> ", 100)
+            if perf_config['tunnel_filter'] != 'None':
+                self.dut.send_expect("tunnel_filter add %d %s %s %s %d vxlan %s %d %d"
+                                     % (self.dut_port, config.outer_mac_dst, config.inner_mac_dst, config.inner_ip_dst, config.inner_vlan,
+                                        perf_config['tunnel_filter'], config.tni, 0), "testpmd>", 10)
+
+            if perf_config['Packet'] == 'Normal':
+                config.outer_udp_dst = 63
+                config.outer_mac_dst = self.dut.get_mac_address(self.dut_port)
+                config.payload_size = frame_size - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+
+            # add default pkt into pkt list
+            pkt = config.create_pcap(scp=False)
+            pkts.append(pkt)
+
+            # add other pkts into pkt list when enable multi receive queues
+            if perf_config['recvqueue'] == 'Multi':
+                for queue in range(self.tunnel_multiqueue - 1):
+                    if 'imac' in perf_config['tunnel_filter']:
+                        config.inner_mac_dst = "00:00:20:00:00:0%d" % (queue + 2)
+                    if 'ivlan' in perf_config['tunnel_filter']:
+                        config.inner_vlan = (queue + 2)
+                    if 'tenid' in perf_config['tunnel_filter']:
+                        config.vni = (queue + 2)
+
+                    # add tunnel filter the same as pkt
+                    pkt = config.create_pcap(scp=False)
+                    pkts.append(pkt)
+                    out = self.dut.send_expect("tunnel_filter add %d %s %s %s %d vxlan %s %d %d"
+                                               % (self.dut_port, config.outer_mac_dst, config.inner_mac_dst, config.inner_ip_dst, config.inner_vlan,
+                                                  perf_config['tunnel_filter'], config.vni, (queue + 1)), "testpmd>", 10)
+
+            # save pkt list into pcap file
+            wrpcap(config.pcap_file, pkts)
+            self.tester.session.copy_file_to(config.pcap_file)
+
+            # config the flows
+            tgen_input = []
+            tgen_input.append((self.tester.get_local_port(self.dut_port),
+                               self.tester.get_local_port(self.recv_port),
+                               config.pcap_file))
+
+            self.dut.send_expect("set fwd mac", "testpmd>", 10)
+            self.dut.send_expect("start", "testpmd>", 10)
+
+            frame_size = config.pcap_len()
+            wirespeed = self.wirespeed(self.nic, frame_size, 2)
+            # run traffic generator
+            _, pps = self.tester.traffic_generator_throughput(tgen_input)
+
+            pps /= 1000000.0
+            perf_config['Mpps'] = pps
+            perf_config['pct'] = pps * 100 / wirespeed
+
+            out = self.dut.send_expect("stop", "testpmd>", 10)
+            self.dut.send_expect("quit", "# ", 10)
+
+            # verify every queue work fine
+            if perf_config['recvqueue'] == 'Multi':
+                for queue in range(self.tunnel_multiqueue):
+                    self.verify("RX Port= 0/Queue= %d -> TX Port= 1/Queue= %d" % (queue, queue) in out, "Queue %d no traffic" % queue)
+
+            table_row = [perf_config['Packet'], perf_config['tunnel_filter'],
+                         perf_config['recvqueue'], perf_config['Mpps'],
+                         perf_config['pct']]
+
+            dts.results_table_add_row(table_row)
+
+        dts.results_table_print()
+
+    def test_perf_nvgre_checksum_performance_2ports(self):
+        config = NvgreTestConfig(self)
+        config.outer_mac_dst = self.dut.get_mac_address(self.dut_port)
+        config.pcap_file = "vxlan1.pcap"
+        config.create_pcap()
+        config.outer_mac_dst = self.dut.get_mac_address(self.recv_port)
+        config.pcap_file = "vxlan2.pcap"
+        config.create_pcap()
+
+        # configure flows
+        tgen_input = []
+        tgen_input.append((self.tester.get_local_port(self.dut_port),
+                          self.tester.get_local_port(self.recv_port),
+                          "vxlan1.pcap"))
+        tgen_input.append((self.tester.get_local_port(self.recv_port),
+                          self.tester.get_local_port(self.dut_port),
+                          "vxlan2.pcap"))
+
+        all_cores_mask = dts.create_mask(self.dut.get_core_list("all"))
+
+        # socket/core/thread
+        for test_cycle in self.test_cycles:
+            core_config = test_cycle['cores']
+
+            # take care the corelist when enable numa
+            if '2S' not in core_config:
+                core_list = self.dut.get_core_list(core_config,
+                                                   socket=self.ports_socket)
+            else:
+                core_list = self.dut.get_core_list(core_config)
+
+            core_mask = dts.create_mask(core_list)
+
+            command_line = "./%s/app/testpmd -c %s -n %d -- -i \
+ --disable-rss --coremask=%s --portmask=%s" % (self.target,
+                                               all_cores_mask,
+                                               self.dut.get_memory_channels(),
+                                               core_mask, self.portmask)
+
+            self.dut.send_expect(command_line, "testpmd> ", 100)
+            self.dut.send_expect("set fwd csum", "testpmd>", 10)
+
+            # different calculate type
+            for cal in self.cal_type:
+                self.dut.send_expect("tx_checksum set %s %d" % (cal['tx_checksum'], self.dut_port), "testpmd>", 10)
+                self.dut.send_expect("tx_checksum set %s %d" % (cal['tx_checksum'], self.recv_port), "testpmd>", 10)
+                self.dut.send_expect("start", "testpmd>", 10)
+
+                frame_size = config.pcap_len()
+                wirespeed = self.wirespeed(self.nic, frame_size, 2)
+                # run traffic generator
+                _, pps = self.tester.traffic_generator_throughput(tgen_input)
+
+                pps /= 1000000.0
+                test_cycle['Mpps'][cal['Type']] = pps
+                test_cycle['pct'][cal['Type']] = pps * 100 / wirespeed
+
+                self.dut.send_expect("stop", "testpmd>", 10)
+
+            self.dut.send_expect("quit", "# ", 10)
+
+        dts.results_table_add_header(self.table_header)
+
+        # save the results
+        for cal in self.cal_type:
+            table_row = [cal['Type']]
+            for test_cycle in self.test_cycles:
+                table_row.append(test_cycle['Mpps'][cal['Type']])
+                table_row.append(test_cycle['pct'][cal['Type']])
+
+            dts.results_table_add_row(table_row)
+
+        dts.results_table_print()
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        self.dut.kill_all()
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        pass
-- 
1.7.4.4



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