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

["Tu, Lijuan" <lijuan.tu@intel.com>]

Applied, thanks

> -----Original Message-----
> From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of zhuwenhui
> Sent: Monday, August 19, 2019 10:39 AM
> To: dts@dpdk.org
> Cc: Lin, Xueqin <xueqin.lin@intel.com>; Zhu, WenhuiX
> <wenhuix.zhu@intel.com>
> Subject: [dts] [PATCH V1] tests:add testsuite iavf
> 
> 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