[dts] [PATCH V1] tests:add testsuite iavf

[zhuwenhui <wenhuix.zhu@intel.com>]

Add new suite.

Signed-off-by: zhuwenhui <wenhuix.zhu@intel.com>
---
 tests/TestSuite_iavf.py | 777 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 777 insertions(+)
 create mode 100644 tests/TestSuite_iavf.py

diff --git a/tests/TestSuite_iavf.py b/tests/TestSuite_iavf.py
new file mode 100644
index 0000000..1ee5f77
--- /dev/null
+++ b/tests/TestSuite_iavf.py
@@ -0,0 +1,777 @@
+# BSD LICENSE
+#
+# Copyright(c) <2019> Intel Corporation. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+#   * Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+#   * Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in
+#     the documentation and/or other materials provided with the
+#     distribution.
+#   * Neither the name of Intel Corporation nor the names of its
+#     contributors may be used to endorse or promote products derived
+#     from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""
+DPDK Test suite.
+
+Test some iavf function in i40e driver
+
+"""
+
+import re
+import time
+import math
+
+from virt_common import VM
+from test_case import TestCase
+from pmd_output import PmdOutput
+from packet import Packet
+from settings import get_nic_name
+import random
+from settings import HEADER_SIZE
+
+VM_CORES_MASK = 'Default'
+
+
+
+class TestIavf(TestCase):
+
+    supported_vf_driver = ['pci-stub', 'vfio-pci']
+
+    def set_up_all(self):
+        self.tester.extend_external_packet_generator(TestIavf, self)
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.verify(len(self.dut_ports) > 1, "Insufficient ports")
+        self.vm0 = None
+        self.env_done = False
+        self.interrupt_flag = False
+        self.broadcast_mac = "ff:ff:ff:ff:ff:ff"
+        self.promiscuous_mac = '00:11:22:33:44:99'
+        self.multicast_mac = '01:80:C2:00:00:08'
+        self.vf0_mac = "00:12:34:56:78:01"
+        self.vf1_mac = "00:12:34:56:78:02"
+        self.wrong_mac = '11:22:33:44:55:66'
+        self.loading_sizes = [128, 800, 801, 1700, 2500]
+        self.ETHER_JUMBO_FRAME_MTU = 9000
+        self.tester_intf0 = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[0]))
+        self.tester_intf1 = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[1]))
+
+        # set vf assign method and vf driver
+        self.vf_driver = self.get_suite_cfg()['vf_driver']
+        if self.vf_driver is None:
+            self.vf_driver = 'pci-stub'
+        self.verify(self.vf_driver in self.supported_vf_driver, "Unsupported vf driver")
+        if self.vf_driver == 'pci-stub':
+            self.vf_assign_method = 'pci-assign'
+        else:
+            self.vf_assign_method = 'vfio-pci'
+            self.dut.send_expect('modprobe vfio-pci', '#')
+        self.dut.send_expect("sed -i -e '/IAVF_DEV_ID_ADAPTIVE_VF/s/0x1889/0x154c/g' drivers/net/iavf/base/iavf_devids.h", "# ")
+        self.dut.send_expect("sed -i -e '/I40E_DEV_ID_VF/s/0x154C/0x164C/g'  drivers/net/i40e/base/i40e_devids.h", "# ")
+        self.dut.build_install_dpdk(self.target)
+        self.setup_vm_env()
+
+    def set_up(self):
+         pass
+
+    def setup_vm_env(self):
+        """
+        Create testing environment with 2VF generated from 2PF
+        """
+        if self.env_done:
+            return
+        try:
+            self.dut.send_expect("rmmod igb_uio", "# ", 60)
+            self.dut.send_expect("insmod %s/kmod/igb_uio.ko" % self.target, "# ", 60)
+        except Exception as e:
+            raise Exception(e)
+        self.pf_pci0 = self.dut.ports_info[0]['pci']
+        self.pf_pci1 = self.dut.ports_info[1]['pci']
+
+        # bind to default driver
+        self.dut.ports_info[0]['port'].bind_driver("igb_uio")
+        self.dut.ports_info[1]['port'].bind_driver("igb_uio")
+        self.dut.generate_sriov_vfs_by_port(self.dut_ports[0], 1, "igb_uio")
+        self.dut.generate_sriov_vfs_by_port(self.dut_ports[1], 1, "igb_uio")
+        self.vf0_port = self.dut.ports_info[0]['vfs_port']
+        self.vf1_port = self.dut.ports_info[1]['vfs_port']
+        self.vf0_port_pci = self.dut.ports_info[0]['sriov_vfs_pci'][0]
+        self.vf1_port_pci = self.dut.ports_info[1]['sriov_vfs_pci'][0]
+
+        # start testpmd for pf
+        self.dut_testpmd = PmdOutput(self.dut)
+        host_eal_param = '-w %s -w %s' % (self.pf_pci0, self.pf_pci1)
+        self.dut_testpmd.start_testpmd(
+            "Default", "--rxq=4 --txq=4 --port-topology=chained", eal_param=host_eal_param)
+
+        # set vf mac
+        self.dut_testpmd.execute_cmd("set vf mac addr 0 0 %s" % self.vf0_mac)
+        self.dut_testpmd.execute_cmd("set vf mac addr 1 0 %s" % self.vf1_mac)
+        self.used_dut_port_0 = self.dut_ports[0]
+        self.used_dut_port_1 = self.dut_ports[1]
+        self.sriov_vfs_port_0 = self.dut.ports_info[self.used_dut_port_0]['vfs_port']
+        self.sriov_vfs_port_1 = self.dut.ports_info[self.used_dut_port_1]['vfs_port']
+        try:
+            for port in self.sriov_vfs_port_0:
+                port.bind_driver(self.vf_driver)
+
+            for port in self.sriov_vfs_port_1:
+                port.bind_driver(self.vf_driver)
+            time.sleep(1)
+            vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
+            vf1_prop = {'opt_host': self.sriov_vfs_port_1[0].pci}
+
+            # set up VM0 ENV
+            self.vm0 = VM(self.dut, 'vm0', 'iavf')
+            self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
+            self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
+            self.vm_dut_0 = self.vm0.start()
+            if self.vm_dut_0 is None:
+                raise Exception("Set up VM0 ENV failed!")
+
+        except Exception as e:
+            self.destroy_vm_env()
+            raise Exception(e)
+
+        self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
+        self.vm0_testpmd = PmdOutput(self.vm_dut_0)
+        self.vm_dut_0.send_expect("sed -i -e '/IAVF_DEV_ID_ADAPTIVE_VF/s/0x1889/0x154c/g' drivers/net/iavf/base/iavf_devids.h", "# ")
+        self.vm_dut_0.send_expect("sed -i -e '/I40E_DEV_ID_VF/s/0x154C/0x164C/g'  drivers/net/i40e/base/i40e_devids.h", "# ")
+        self.vm_dut_0.build_install_dpdk(self.target)
+        self.env_done = True
+
+    def bind_nic_driver(self, ports, driver=""):
+        # modprobe vfio driver
+        if driver == "vfio-pci":
+            for port in ports:
+                netdev = self.dut.ports_info[port]['port']
+                driver = netdev.get_nic_driver()
+                if driver != 'vfio-pci':
+                    netdev.bind_driver(driver='vfio-pci')
+        elif driver == "igb_uio":
+            # igb_uio should insmod as default, no need to check
+            for port in ports:
+                netdev = self.dut.ports_info[port]['port']
+                driver = netdev.get_nic_driver()
+                if driver != 'igb_uio':
+                    netdev.bind_driver(driver='igb_uio')
+        else:
+            for port in ports:
+                netdev = self.dut.ports_info[port]['port']
+                driver_now = netdev.get_nic_driver()
+                if driver == "":
+                    driver = netdev.default_driver
+                if driver != driver_now:
+                    netdev.bind_driver(driver=driver)
+
+    def destroy_vm_env(self):
+        self.vm_dut_0.send_expect("sed -i -e '/IAVF_DEV_ID_ADAPTIVE_VF/s/0x154c/0x1889/g' drivers/net/iavf/base/iavf_devids.h", "# ")
+        self.vm_dut_0.send_expect("sed -i -e '/I40E_DEV_ID_VF/s/0x164C/0x154C/g' drivers/net/i40e/base/i40e_devids.h", "# ")
+        self.vm_dut_0.build_install_dpdk(self.target)
+        if getattr(self, 'vm0', None):
+            if getattr(self, 'vm_dut_0', None):
+                self.vm_dut_0.kill_all()
+            self.vm0_testpmd = None
+            self.vm0_dut_ports = None
+            # destroy vm0
+            self.vm0.stop()
+            self.dut.virt_exit()
+            self.vm0 = None
+        if getattr(self, 'used_dut_port_0', None) != None:
+            self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
+            port = self.dut.ports_info[self.used_dut_port_0]['port']
+            self.used_dut_port_0 = None
+        if getattr(self, 'used_dut_port_1', None) != None:
+            self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
+            port = self.dut.ports_info[self.used_dut_port_1]['port']
+            self.used_dut_port_1 = None
+        self.bind_nic_driver(self.dut_ports[:2], driver='default')
+        self.env_done = False
+
+    def send_packet(self, mac, itf, tran_type='udp',count = 1, pktLength=64, VID=100):
+        """
+        Sends packets.
+        """
+        # send packet with different source and dest ip
+        if tran_type == "ip":
+            for i in range(count):
+                packet = r'sendp([Ether(dst="%s", src=get_if_hwaddr("%s"))/IP(src="192.168.0.%d", '\
+                                  'dst="192.168.0.%d")], iface="%s")' % (mac, itf, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+            self.tester.scapy_execute()
+            time.sleep(.5)
+        if tran_type == "tcp":
+            for i in range(count):
+                packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IP(src="192.168.0.%d", dst="192.168.0.%d")/'\
+                                  'TCP(sport=1024,dport=1024)], iface="%s")' % (mac, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+            self.tester.scapy_execute()
+            time.sleep(.5)
+        if tran_type == "ip/udp":
+            for i in range(count):
+                packet = r'sendp([Ether(dst="%s")/IP()/UDP()/Raw("X"*%s)], iface="%s")' % (mac, pktLength,  itf)
+                self.tester.scapy_append(packet)
+            self.tester.scapy_execute()
+            time.sleep(.5)
+        if tran_type == "vlan":
+            for i in range(count):
+                packet = r'sendp(Ether(src="00:00:20:00:00:00", dst="%s")/Dot1Q(id=0x8100,vlan=%s)/IP()/UDP()/'\
+                                  'Raw(load="XXXXXXXXXXXXXX"), iface="%s")' % (mac, VID, itf)
+                self.tester.scapy_append(packet)
+            self.tester.scapy_execute()
+            time.sleep(.5)
+        elif tran_type == "udp":
+            for i in range(count):
+                packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IP(src="192.168.0.%d", dst="192.168.0.%d")/'\
+                                  'UDP(sport=1024,dport=1024)], iface="%s")' % (mac, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+            self.tester.scapy_execute()
+            time.sleep(.5)
+        time.sleep(1)
+
+    def number_of_bytes(self, iface):
+        """
+        Get the length of loading_sizes
+        """
+        scanner = ('tcpdump  -vv -r tcpdump_{iface}.pcap 2>/dev/null | grep "seq"  | grep "length"')
+        scanner_result = scanner.format(**locals())
+        scanner_result = self.tester.send_expect(scanner_result, '#')
+        fially_result = re.findall(r'length( \d+)', scanner_result)
+        return list(fially_result)
+
+    def number_of_packets(self, iface):
+        """
+        By reading the file generated by tcpdump it counts how many packets were
+        forwarded by the sample app and received in the self.tester. The sample app
+        will add a known MAC address for the test to look for.
+        """
+        command = ('tcpdump -A -nn -e -v -r tcpdump_{iface}.pcap 2>/dev/null | grep -c "seq"')
+        command_result = command.format(**locals())
+        result = self.tester.send_expect(command_result, '#')
+        return int(result.strip())
+
+    def tcpdump_stop_sniff(self):
+        """
+        Stop the tcpdump process running in the background.
+        """
+        self.tester.send_expect('killall tcpdump', '#')
+        time.sleep(1)
+        self.tester.send_expect('echo "Cleaning buffer"', '#')
+        time.sleep(1)
+
+    def get_tcpdump_vlan(self):
+        command = ('tcpdump -A -nn -e -v -r tcpdump_{0}.pcap 2>/dev/null').format(self.tester_intf0)
+        result = self.tester.send_expect(command, '#')
+        return result
+
+    def tcpdump_start_sniffing(self, ifaces=[]):
+        """
+        Start tcpdump in the background to sniff the tester interface where
+        the packets are transmitted to and from the self.dut.
+        All the captured packets are going to be stored in a file for a
+        post-analysis.
+        """
+        for iface in ifaces:
+            command = ('tcpdump -w tcpdump_{0}.pcap -i {0} 2>tcpdump_{0}.out &').format(iface)
+            del_cmd = ('rm -f tcpdump_{0}.pcap').format(iface)
+            self.tester.send_expect(del_cmd, '#')
+            self.tester.send_expect(command, '#')
+
+    def test_vf_basic_rx_tx(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vf_mac = self.vm0_testpmd.get_port_mac(self.vm0_dut_ports[0])
+        self.vm0_testpmd.execute_cmd('set verbose 1')
+        self.vm0_testpmd.execute_cmd('set fwd mac')
+        self.vm0_testpmd.execute_cmd("start")
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets==10, "Not receive expected packet")
+
+    def test_vf_unicast(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd('set verbose 1')
+        self.vm0_testpmd.execute_cmd('set fwd mac')
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd("set allmulti all off")
+        self.vm0_testpmd.execute_cmd('set fwd mac')
+        self.vm0_testpmd.execute_cmd("start")
+        self.send_packet(self.wrong_mac, self.tester_intf1, "ip/udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets==0, "Not receive expected packet")
+
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets==10, "Not receive expected packet")
+
+    def test_vf_multicast(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd("set allmulti all off")
+        self.vm0_testpmd.execute_cmd('set verbose 1')
+        self.vm0_testpmd.execute_cmd("start")
+        self.send_packet(self.vf0_mac, self.tester_intf0, "ip/udp")
+        out = self.vm_dut_0.get_session_output()
+        self.verify(self.vf0_mac in out, 'vf receive pkt fail with current mac')
+        self.send_packet(self.multicast_mac, self.tester_intf0, "ip/udp")
+        out = self.vm_dut_0.get_session_output()
+        self.verify(self.multicast_mac not in out, 'vf receive pkt with multicast mac')
+        self.vm0_testpmd.execute_cmd("set allmulti all on")
+        self.send_packet(self.vf0_mac, self.tester_intf0, "ip/udp")
+        out = self.vm_dut_0.get_session_output()
+        self.verify(self.vf0_mac in out, 'vf receive pkt fail with current mac')
+        self.send_packet(self.multicast_mac, self.tester_intf0, "ip/udp")
+        out = self.vm_dut_0.get_session_output(timeout=2)
+        self.verify(self.multicast_mac in out, 'vf receive pkt fail with multicast mac')
+
+    def test_vf_broadcast(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd('set verbose 1')
+        self.vm0_testpmd.execute_cmd('set fwd mac')
+        self.vm0_testpmd.execute_cmd("start")
+        self.send_packet(self.broadcast_mac, self.tester_intf0, "ip/udp", count=10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets==10, "Not receive expected packet")
+
+    def test_vf_promiscuous_mode(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("set promisc all on")
+        self.vm0_testpmd.execute_cmd('set verbose 1')
+        self.vm0_testpmd.execute_cmd("start")
+        self.send_packet(self.vf0_mac, self.tester_intf0, "ip/udp")
+        out = self.vm_dut_0.get_session_output()
+        self.verify(self.vf0_mac in out, 'vf receive pkt with current mac')
+        self.send_packet(self.promiscuous_mac, self.tester_intf0, "ip/udp")
+        out = self.vm_dut_0.get_session_output(timeout=2)
+        self.verify(self.promiscuous_mac in out, 'vf receive pkt fail with different mac')
+
+    def test_vf_vlan_filter(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd('set verbose 1')
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 0")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 0")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 1")
+        self.vm0_testpmd.execute_cmd("vlan set filter on 0")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd('set fwd mac')
+        self.vm0_testpmd.execute_cmd("start")
+
+        # send 10 vlan tagged packets, and can't forward the packets
+        self.send_packet(self.vf0_mac, self.tester_intf0, "vlan", count = 10, VID=200)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets==0, "Not receive expected packet")
+
+        # send 10 untagged packets, and forward the packets
+        self.send_packet(self.vf0_mac, self.tester_intf0, "ip/udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets==10, "Not receive expected packet")
+
+    def test_vf_rx_vlan(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 0")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 0")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 1")
+        self.vm0_testpmd.execute_cmd("vlan set filter on 0")
+        self.vm0_testpmd.execute_cmd("rx_vlan add 20 0")
+        self.vm0_testpmd.execute_cmd("set fwd mac")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("start")
+
+        # send 10 vid20 tagged packets, and can forward the packets
+        self.send_packet(self.vf0_mac, self.tester_intf0, "vlan", count = 10, pktLength=100, VID=20)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+        # send 10 vid200 tagged packets, and can't forward the packets
+        self.send_packet(self.vf0_mac, self.tester_intf0, "vlan", count = 10, pktLength=100, VID=200)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 0, "Not receive expected packet")
+
+        # send 10 udp packets, and can forward the packets
+        self.send_packet(self.vf0_mac, self.tester_intf0, "udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+    def test_vf_tx_vlan(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd("set fwd mac")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 0")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 0")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 1")
+        self.vm0_testpmd.execute_cmd("tx_vlan set 1 20")
+        self.vm0_testpmd.execute_cmd("tx_vlan set 0 20")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("start")
+        self.tcpdump_start_sniffing([self.tester_intf0])
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp")
+        self.tcpdump_stop_sniff()
+        out = self.get_tcpdump_vlan()
+        self.verify(self.vf0_mac and "vlan 20" in out, 'vlan tag not in out')
+
+    def test_vf_vlan_strip(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("set promisc all on")
+        self.vm0_testpmd.execute_cmd("set fwd mac")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 0")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 0")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip on 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip on 0")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("start")
+        self.tcpdump_start_sniffing([self.tester_intf0])
+        self.send_packet(self.vf1_mac, self.tester_intf1, "vlan")
+        self.tcpdump_stop_sniff()
+        out = self.get_tcpdump_vlan()
+        self.verify('vlan 100' not in out and self.vf0_mac in out, 'vlan tag in out')
+
+        # disable strip
+        self.vm0_testpmd.execute_cmd("vlan set strip off 1")
+        self.tcpdump_start_sniffing([self.tester_intf0])
+        self.send_packet(self.vf1_mac, self.tester_intf1, "vlan")
+        self.tcpdump_stop_sniff()
+        out = self.get_tcpdump_vlan()
+        self.verify("vlan 100" in out and self.vf0_mac in out, 'vlan tag not in out')
+
+    def test_vf_vlan_promisc(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd("set promisc all on")
+        self.vm0_testpmd.execute_cmd("set fwd mac")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 0")
+        self.vm0_testpmd.execute_cmd("vlan set filter off 1")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 0")
+        self.vm0_testpmd.execute_cmd("vlan set strip off 1")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("start")
+
+        # send 10 tagged packets, and check 10 tagged packets received
+        self.send_packet(self.vf1_mac, self.tester_intf1, "vlan", count = 10, VID=100)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+        # send 10 untagged packets, and check 10 untagged packets received
+        self.send_packet(self.vf1_mac,self.tester_intf1, "udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+    def test_vf_no_jumbo(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        self.vm0_testpmd.execute_cmd("set fwd mac")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("start")
+
+        # set tester port mtu
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf0, self.ETHER_JUMBO_FRAME_MTU), "# ")
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf1, self.ETHER_JUMBO_FRAME_MTU), "# ")
+
+        # send 10 1518 size  packets, and check 10 packets received
+        pktLength = 1518
+        payload = pktLength - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10, pktLength=payload)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+        # send 10 1519 size  packets, and check 0 packets received
+        pktLength = 1519
+        payload = pktLength - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10, pktLength=payload)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 0, "Not receive expected packet")
+
+    def test_vf_normal_jumbo(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK, "--max-pkt-len=3000 --tx-offloads=0x8000")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("set fwd mac")
+        self.vm0_testpmd.execute_cmd("start")
+
+        # set tester port mtu
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf0, self.ETHER_JUMBO_FRAME_MTU), "# ")
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf1, self.ETHER_JUMBO_FRAME_MTU), "# ")
+
+        # send 10 1517 size  packets, and check 10 packets received
+        pktLength = 1517
+        payload = pktLength - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10, pktLength=payload)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+        # send 10 1518 size  packets, and check 10 packets received
+        pktLength = 1518
+        payload = pktLength - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10, pktLength=payload)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+        # send 10 1519 size  packets, and check 10 packets received
+        pktLength = 1519
+        payload = pktLength - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10, pktLength=payload)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 10, "Not receive expected packet")
+
+        # send 10 4500 size  packets, and check 0 packets received
+        pktLength = 4500
+        payload = pktLength - HEADER_SIZE['eth'] - HEADER_SIZE['ip'] - HEADER_SIZE['udp']
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp", count = 10, pktLength=4500)
+        out = self.vm_dut_0.get_session_output()
+        packets = len(re.findall('received 1 packets', out))
+        self.verify(packets == 0, "Not receive expected packet")
+
+    def validate_checksum_packet(self):
+        normal_checksum_values = {}
+        checksum_pattern = re.compile("chksum.*=.*(0x[0-9a-z]+)")
+        self.tester.send_expect("scapy", ">>> ")
+        for packet in normal_packets:
+            self.tester.send_expect("p = %s" % normal_packets[packet], ">>>")
+            out = self.tester.send_expect("p.show2()", ">>>")
+            chksums = checksum_pattern.findall(out)
+            if chksums:
+                normal_checksum_values[packet] = chksums
+        self.tester.send_expect("exit()", "#")
+        for index in normal_checksum_values:
+            self.logger.info("Good checksum value for %s Packet is: %s" % (index, normal_checksum_values[index]))
+
+        # Send bad checksum packters and check if the checksum fields are correct.
+        corrected_checksum_values = {}
+        for packet in checksum_error_packets:
+            inst = self.tester.tcpdump_sniff_packets(self.tester_intf0)
+            self.tester.scapy_foreground()
+            self.tester.scapy_append('sendp([%s], iface="%s")' % (checksum_error_packets[packet], self.tester_intf1))
+            self.tester.scapy_execute()
+            rec_pkt = self.tester.load_tcpdump_sniff_packets(inst)
+            # collect checksum values for received packet
+            chksum = rec_pkt[0].pktgen.pkt.s("%IP.chksum%;%TCP.chksum%;%UDP.chksum%;%SCTP.chksum%").split(";")
+            chksum = list(set(chksum))
+            chksum.remove("??")
+            corrected_checksum_values[packet] = chksum
+        for packet in corrected_checksum_values:
+            self.logger.info("Corrected checksum value for %s Packet is: %s" % (packet, corrected_checksum_values[packet]))
+
+        # check if the corrected checksum values are same with the normal packets checksum values
+        for packet in normal_packets:
+            corrected_checksum_values[packet].sort()
+            normal_checksum_values[packet].sort()
+            self.verify(corrected_checksum_values[packet] == normal_checksum_values[packet], \
+                         "Unexpected Checksum Error For Packet %s" % packet)
+
+    def test_vf_checksum_sw(self):
+        global checksum_error_packets
+        global normal_packets
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+
+        # SW checksum not support SCTP packet SW checksum, DPDK-5886
+        checksum_error_packets = {'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x0)/UDP(chksum=0xf)/("X"*46)' % self.vf1_mac,
+                'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x0)/TCP(chksum=0xf)/("X"*46)' % self.vf1_mac,
+                'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/UDP(chksum=0xf)/("X"*46)' % self.vf1_mac,
+                 'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/TCP(chksum=0xf)/("X"*46)' % self.vf1_mac}
+        normal_packets = {'IP/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="127.0.0.1")/UDP()/("X"*46)' % self.vf1_mac,
+                'IP/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="127.0.0.1")/TCP()/("X"*46)' % self.vf1_mac,
+                'IPv6/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="::1")/UDP()/("X"*46)' % self.vf1_mac,
+                'IPv6/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="::1")/TCP()/("X"*46)' % self.vf1_mac}
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd("csum set ip sw 0")
+        self.vm0_testpmd.execute_cmd("csum set udp sw 0")
+        self.vm0_testpmd.execute_cmd("csum set tcp sw 0")
+        self.vm0_testpmd.execute_cmd("csum set sctp sw 0")
+        self.vm0_testpmd.execute_cmd("csum set ip sw 1")
+        self.vm0_testpmd.execute_cmd("csum set udp sw 1")
+        self.vm0_testpmd.execute_cmd("csum set tcp sw 1")
+        self.vm0_testpmd.execute_cmd("csum set sctp sw 1")
+        self.vm0_testpmd.execute_cmd("set fwd csum")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("start")
+        self.validate_checksum_packet()
+
+    def test_vf_checksum_hw(self):
+        global checksum_error_packets
+        global normal_packets
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
+        checksum_error_packets = {'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x0)/UDP(chksum=0xf)/("X"*46)' % self.vf1_mac,
+                'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x0)/TCP(chksum=0xf)/("X"*46)' % self.vf1_mac,
+                'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/UDP(chksum=0xf)/("X"*46)' % self.vf1_mac,
+                'IP/SCTP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x0)/SCTP(chksum=0xf)/("X"*48)' % self.vf1_mac,
+                'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/TCP(chksum=0xf)/("X"*46)' % self.vf1_mac}
+        normal_packets = {'IP/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="127.0.0.1")/UDP()/("X"*46)' % self.vf1_mac,
+                'IP/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="127.0.0.1")/TCP()/("X"*46)' % self.vf1_mac,
+                'IPv6/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="::1")/UDP()/("X"*46)' % self.vf1_mac,
+                'IP/SCTP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="127.0.0.1")/SCTP()/("X"*48)' % self.vf1_mac,
+                'IPv6/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="::1")/TCP()/("X"*46)' % self.vf1_mac}
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd("csum set ip hw 0")
+        self.vm0_testpmd.execute_cmd("csum set udp hw 0")
+        self.vm0_testpmd.execute_cmd("csum set tcp hw 0")
+        self.vm0_testpmd.execute_cmd("csum set sctp hw 0")
+        self.vm0_testpmd.execute_cmd("csum set ip hw 1")
+        self.vm0_testpmd.execute_cmd("csum set udp hw 1")
+        self.vm0_testpmd.execute_cmd("csum set tcp hw 1")
+        self.vm0_testpmd.execute_cmd("csum set sctp hw 1")
+        self.vm0_testpmd.execute_cmd("set fwd csum")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("start")
+        self.validate_checksum_packet()
+
+    def test_vf_tso(self):
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf0, self.ETHER_JUMBO_FRAME_MTU), "#")
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK, " --max-pkt-len=%s " % self.ETHER_JUMBO_FRAME_MTU)
+        self.vm0_testpmd.execute_cmd("port stop all")
+        self.vm0_testpmd.execute_cmd("csum set ip hw 0")
+        self.vm0_testpmd.execute_cmd("csum set udp hw 0")
+        self.vm0_testpmd.execute_cmd("csum set tcp hw 0")
+        self.vm0_testpmd.execute_cmd("csum set sctp hw 0")
+        self.vm0_testpmd.execute_cmd("csum set outer-ip hw 0")
+        self.vm0_testpmd.execute_cmd("csum parse-tunnel on 0")
+        self.vm0_testpmd.execute_cmd("csum set ip hw 1")
+        self.vm0_testpmd.execute_cmd("csum set udp hw 1")
+        self.vm0_testpmd.execute_cmd("csum set tcp hw 1")
+        self.vm0_testpmd.execute_cmd("csum set sctp hw 1")
+        self.vm0_testpmd.execute_cmd("csum set outer-ip hw 1")
+        self.vm0_testpmd.execute_cmd("csum parse-tunnel on 1")
+        self.vm0_testpmd.execute_cmd("tso set 800 1")
+        self.vm0_testpmd.execute_cmd("set fwd csum")
+        self.vm0_testpmd.execute_cmd("port start all")
+        self.vm0_testpmd.execute_cmd("set promisc all off")
+        self.vm0_testpmd.execute_cmd("start")
+        self.tester.scapy_foreground()
+        time.sleep(5)
+        for loading_size in self.loading_sizes:
+            self.tcpdump_start_sniffing([self.tester_intf0, self.tester_intf1])
+            self.tester.scapy_append('sendp([Ether(dst="%s",src="52:00:00:00:00:00")/IP(src="192.168.1.1",dst="192.168.1.2") \
+                    /TCP(sport=1021,dport=1021)/("X"*%s)], iface="%s")' % (self.vf0_mac, loading_size, self.tester_intf0))
+            self.tester.scapy_execute()
+            self.tcpdump_stop_sniff()
+            rx_stats = self.number_of_packets(self.tester_intf1)
+            tx_stats = self.number_of_packets(self.tester_intf0)
+            tx_outlist = self.number_of_bytes(self.tester_intf1)
+            self.logger.info(tx_outlist)
+            if (loading_size <= 800):
+                self.verify(rx_stats == tx_stats and int(tx_outlist[0]) == loading_size, "the packet segmentation incorrect, %s" % tx_outlist)
+            else:
+                num = loading_size/800
+                for i in range(num):
+                    self.verify(tx_outlist != [], "the packet segmentation incorrect, %s" % tx_outlist)
+                    self.verify(int(tx_outlist[i]) == 800, "the packet segmentation incorrect, %s" % tx_outlist)
+                if loading_size% 800 != 0:
+                    self.verify(int(tx_outlist[num]) == loading_size% 800, "the packet segmentation incorrect, %s" % tx_outlist)
+
+    def verify_packet_number(self, out):
+        queue0_number = len(re.findall('port 1/queue 0', out))
+        queue1_number = len(re.findall('port 1/queue 1', out))
+        queue2_number = len(re.findall('port 1/queue 2', out))
+        queue3_number = len(re.findall('port 1/queue 3', out))
+        queue_numbers = [queue0_number, queue1_number, queue2_number, queue3_number]
+        self.verify('queue 0' in out and 'queue 1' in out and 'queue 2' in out and 'queue 3' in out, "some queues can't receive packets when send expected packets")
+        self.verify(max(queue_numbers)-min(queue_numbers) <= 3, 'packet number on each queue should be similar')
+
+    def test_vf_rss(self):
+        self.vm0_testpmd.start_testpmd(VM_CORES_MASK, "--txq=4 --rxq=4")
+        self.vm0_testpmd.execute_cmd("set verbose 1")
+        for i, j in zip(range(64), [0, 1, 2, 3]*16):
+            self.vm0_testpmd.execute_cmd("port config 1 rss reta (%d,%d)" % (i, j))
+        pkt_types = ["ip", "tcp", "udp"]
+        for pkt_type in pkt_types:
+            self.vm0_testpmd.execute_cmd("port config all rss %s" % pkt_type)
+            self.vm0_testpmd.execute_cmd("start")
+            self.send_packet(self.vf1_mac, self.tester_intf1, pkt_type, count = 30)
+            time.sleep(2)
+            out = self.vm_dut_0.get_session_output()
+            self.verify_packet_number(out)
+            self.vm0_testpmd.execute_cmd("clear port stats all")
+
+    def test_vf_rx_interrupt(self):
+        # build l3fwd-power
+        out = self.vm_dut_0.build_dpdk_apps("./examples/l3fwd-power")
+        self.verify("Error" not in out, "Compilation error")
+        self.verify("No such" not in out, "Compilation error")
+        self.vm_dut_0.unbind_interfaces_linux()
+        self.vm_dut_0.send_expect("modprobe vfio", "# ", 60)
+        self.vm_dut_0.send_expect("modprobe -r vfio_iommu_type1", "# ", 60)
+        self.vm_dut_0.send_expect("modprobe  vfio enable_unsafe_noiommu_mode=1", "# ", 60)
+        self.vm_dut_0.send_expect("modprobe vfio-pci", "# ", 60)
+        self.vm_dut_0.bind_interfaces_linux(driver="vfio-pci")
+        # start l3fwd-power
+        l3fwd_app = "./examples/l3fwd-power/build/l3fwd-power"
+        cmd = l3fwd_app + " -l 0,1 -n 4   -- -p 0x3 --config '(0,0,0),(1,0,1)'"
+        self.vm_dut_0.send_expect(cmd, "POWER", timeout=40)
+        time.sleep(10)
+        self.send_packet(self.vf0_mac, self.tester_intf0, "ip/udp")
+        self.send_packet(self.vf1_mac, self.tester_intf1, "ip/udp")
+        out = self.vm_dut_0.get_session_output()
+        self.verify('L3FWD_POWER: lcore 0 is waked up from rx interrupt' in out, 'lcore 0 is not waked up')
+        self.verify('L3FWD_POWER: lcore 1 is waked up from rx interrupt' in out, 'lcore 1 is not waked up')
+        self.verify('L3FWD_POWER: lcore 0 sleeps until interrupt triggers' in out, 'lcore 0 not sleep')
+        self.verify('L3FWD_POWER: lcore 1 sleeps until interrupt triggers' in out, 'lcore 1 not sleep')
+        self.send_packet(self.vf0_mac, self.tester_intf0, "udp", count = 10)
+        self.send_packet(self.vf1_mac, self.tester_intf1, "udp", count = 10)
+        out = self.vm_dut_0.get_session_output()
+        self.verify('L3FWD_POWER: lcore 0 is waked up from rx interrupt' in out, 'lcore 0 is not waked up')
+        self.verify('L3FWD_POWER: lcore 1 is waked up from rx interrupt' in out, 'lcore 1 is not waked up')
+        self.vm_dut_0.send_expect("^C", "# ", 60)
+        self.vm_dut_0.bind_interfaces_linux(driver="igb_uio")
+        self.interrupt_flag = True
+
+    def tear_down(self):
+        if self.running_case == "test_vf_rx_interrupt":
+            self.vm_dut_0.send_expect("^C", "# ", 60)
+        else:
+            self.vm0_testpmd.quit()
+
+    def tear_down_all(self):
+        self.dut.send_expect("quit", "# ")
+        if self.env_done is True:
+            self.destroy_vm_env()
+            self.dut.send_expect("sed -i -e '/IAVF_DEV_ID_ADAPTIVE_VF/s/0x154c/0x1889/g' drivers/net/iavf/base/iavf_devids.h", "# ")
+            self.dut.send_expect("sed -i -e '/I40E_DEV_ID_VF/s/0x164C/0x154C/g' drivers/net/i40e/base/i40e_devids.h", "# ")
+            self.dut.build_install_dpdk(self.target)
+            self.env_done = False
+        else:
+            pass
-- 
2.17.2