[dts] [PATCH V1] tests/kernelpf_iavf: add new test suite kernelpf iavf

[zhaomeijuan <meijuanx.zhao@intel.com>]

Signed-off-by: zhaomeijuan <meijuanx.zhao@intel.com>
---
 tests/TestSuite_kernelpf_iavf.py | 873 +++++++++++++++++++++++++++++++
 1 file changed, 873 insertions(+)
 create mode 100644 tests/TestSuite_kernelpf_iavf.py

diff --git a/tests/TestSuite_kernelpf_iavf.py b/tests/TestSuite_kernelpf_iavf.py
new file mode 100644
index 0000000..2dcd717
--- /dev/null
+++ b/tests/TestSuite_kernelpf_iavf.py
@@ -0,0 +1,873 @@
+# 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 vf function in ice driver
+
+"""
+
+import re
+import time
+import random
+import utils
+from virt_common import VM
+from test_case import TestCase
+from pmd_output import PmdOutput
+from settings import HEADER_SIZE
+from packet import Packet
+from utils import RED
+
+VM_CORES_MASK = 'all'
+MAX_VLAN = 4095
+ETHER_STANDARD_MTU = 1518
+ETHER_JUMBO_FRAME_MTU = 9000
+
+
+class TestKernelpfIavf(TestCase):
+
+    supported_vf_driver = ['pci-stub', 'vfio-pci']
+
+    def set_up_all(self):
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.verify(len(self.dut_ports) >= 2, "Insufficient ports")
+        self.vm0 = None
+        self.env_done = False
+        self.interrupt_flag = False
+        self.vf_mac = '00:01:23:45:67:89'
+        self.add_addr = '00:11:22:33:44:55'
+        self.wrong_mac = '00:11:22:33:44:99'
+
+        self.port = self.dut_ports[0]
+        self.vm_port = 0
+        cores = self.dut.get_core_list("1S/1C/1T")
+        self.port_mask = utils.create_mask([self.port])
+
+        # set vf assign method and vf driver
+        self.dut.send_expect('modprobe vfio-pci', '#')
+        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, "Unspported 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.used_dut_port = self.dut_ports[0]
+        self.host_intf = self.dut.ports_info[self.used_dut_port]['intf']
+        tester_port = self.tester.get_local_port(self.used_dut_port)
+        self.tester_intf = self.tester.get_interface(tester_port)
+        self.tester_mac = self.tester.get_mac(tester_port)
+
+        tester_port1 = self.tester.get_local_port(self.dut_ports[1])
+        self.tester_intf1 = self.tester.get_interface(tester_port1)
+
+    def set_up(self):
+
+        if self.running_case == "test_vf_mac_filter":
+            self.destroy_vm_env()
+            if self.env_done is False:
+                self.setup_vm_env(driver='', set_vf_mac=False)
+        elif self.running_case == "test_vf_rx_interrupt":
+            self.destroy_vm_env()
+        elif self.env_done is False:
+            self.setup_vm_env()
+
+    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 is None:
+                    driver = netdev.default_driver
+                if driver != driver_now:
+                    netdev.bind_driver(driver=driver)
+
+    def setup_vm_env(self, driver='default', set_vf_mac=True):
+        """
+        Create testing environment with 1VF generated from 1PF
+        """
+        if self.env_done:
+            return
+
+        # bind to default driver
+        self.bind_nic_driver(self.dut_ports, driver="")
+        self.used_dut_port = self.dut_ports[0]
+        self.dut.generate_sriov_vfs_by_port(
+            self.used_dut_port, 1, driver=driver)
+        self.sriov_vfs_port = self.dut.ports_info[
+            self.used_dut_port]['vfs_port']
+        out = self.dut.send_expect('ethtool %s' % self.host_intf, '#')
+        self.speed = re.findall('Supported link modes:   (\d*)', out)[0]
+        if set_vf_mac is True:
+            self.vf_mac = "00:01:23:45:67:89"
+            self.dut.send_expect("ip link set %s vf 0 mac %s" %
+                                 (self.host_intf, self.vf_mac), "# ")
+
+        try:
+
+            for port in self.sriov_vfs_port:
+                port.bind_driver(self.vf_driver)
+
+            time.sleep(1)
+            vf_popt = {'opt_host': self.sriov_vfs_port[0].pci}
+
+            # set up VM ENV
+            self.vm = VM(self.dut, 'vm0', 'kernelpf_iavf')
+            self.vm.set_vm_device(driver=self.vf_assign_method, **vf_popt)
+            self.vm_dut = self.vm.start()
+            if self.vm_dut is None:
+                raise Exception("Set up VM ENV failed!")
+
+            self.vm_testpmd = PmdOutput(self.vm_dut)
+        except Exception as e:
+            self.destroy_vm_env()
+            raise Exception(e)
+
+        self.env_done = True
+
+    def destroy_vm_env(self):
+        if getattr(self, 'vm', None):
+            if getattr(self, 'vm_dut', None):
+                self.vm_dut.kill_all()
+            self.vm_testpmd = None
+            self.vm_dut_ports = None
+            # destroy vm0
+            self.vm.stop()
+            self.dut.virt_exit()
+            time.sleep(3)
+            self.vm = None
+
+        if getattr(self, 'used_dut_port', None) is not None:
+            self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
+            self.used_dut_port = None
+
+        self.bind_nic_driver(self.dut_ports, driver='default')
+
+        self.env_done = False
+
+    def jumboframes_get_stat(self, portid, rx_tx):
+        """
+        Get packets number from port statistic
+        """
+        stats = self.vm_testpmd.get_pmd_stats(portid)
+        if rx_tx == "rx":
+            return [stats['RX-packets'], stats['RX-errors'], stats['RX-bytes']]
+        elif rx_tx == "tx":
+            return [stats['TX-packets'], stats['TX-errors'], stats['TX-bytes']]
+        else:
+            return None
+
+    def send_random_pkt(self, dts, count=1):
+        tgen_ports = []
+        tx_port = self.tester.get_local_port(self.dut_ports[0])
+        rx_port = self.tester.get_local_port(self.dut_ports[1])
+        tgen_ports.append((tx_port, rx_port))
+        src_mac = self.tester.get_mac(tx_port)
+        dst_mac = dts
+        pkt_param = [("ether", {'dst': dst_mac, 'src': src_mac})]
+        result = self.tester.check_random_pkts(tgen_ports, pktnum=count, allow_miss=False, params=pkt_param)
+        return result
+
+    def test_vf_basic_rxtx(self):
+        '''
+        Set rxonly forward,Send 100 random packets from tester, check packets can be received
+        '''
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd rxonly")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        self.send_random_pkt(self.vf_mac, count=100)
+        time.sleep(1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.vf_mac in out, "vf receive packet fail")
+        stats = self.vm_testpmd.get_pmd_stats(0)
+        self.verify(stats['RX-packets'] == 100, 'vf receive packet num is not match')
+        '''
+        Set txonly forward,check packets can be received by tester
+        '''
+        self.vm_testpmd.execute_cmd("stop")
+        self.vm_testpmd.execute_cmd("set fwd txonly")
+        self.tester.send_expect('rm -f tcpdump.pcap', '#')
+        self.tester.send_expect("tcpdump -i %s 2>tcpdump.out &" % self.tester_intf, "#")
+        self.vm_testpmd.execute_cmd("start")
+        time.sleep(1)
+        self.vm_testpmd.execute_cmd("stop")
+        self.tester.send_expect('killall tcpdump', '#')
+        time.sleep(1)
+        cap_packet = self.tester.send_expect('cat tcpdump.out', '#', 30)
+        stats = self.vm_testpmd.get_pmd_stats(0)
+        cap_tcp_num = re.findall('(\d+) packets', cap_packet)
+        self.verify(stats['TX-packets'] <= int(cap_tcp_num[1]), 'vf send packet num is not match')
+
+    def test_vf_mac_filter(self):
+        """
+        Not set VF MAC from kernel PF for this case, if set, will print
+        "not permitted error" when add new MAC for VF.
+        """
+        out = self.vm_testpmd.start_testpmd("all")
+        self.testpmd_mac = self.get_testpmd_vf_mac(out)
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set promisc all off")
+        self.vm_testpmd.execute_cmd("mac_addr add 0 %s" % self.add_addr)
+        self.vm_testpmd.execute_cmd("start")
+        # send packet with current mac
+        self.send_random_pkt(self.testpmd_mac, count=100)
+        self.verify_packet_count(100)
+        self.vm_testpmd.execute_cmd('clear port stats all')
+        # send packet with add mac
+        self.send_random_pkt(self.add_addr, count=100)
+        self.verify_packet_count(100)
+        self.vm_testpmd.execute_cmd('clear port stats all')
+        # send packet with wrong mac
+        self.send_random_pkt(self.wrong_mac, count=100)
+        self.verify_packet_count(0)
+
+    def get_testpmd_vf_mac(self, out):
+        result = re.search("([a-f0-9]{2}:){5}[a-f0-9]{2}", out, re.IGNORECASE)
+        mac = result.group()
+        return mac
+
+    def verify_packet_count(self, count):
+
+        pmd0_vf0_stats = self.vm_testpmd.get_pmd_stats(0)
+        vf0_rx_cnt = pmd0_vf0_stats['RX-packets']
+        vf0_tx_cnt = pmd0_vf0_stats['TX-packets']
+        self.verify(vf0_rx_cnt == vf0_tx_cnt == count, "vf receive packet count not match!")
+
+    def test_vf_promisc_mode(self):
+        """
+        Enable kernel trust mode
+        """
+        self.dut.send_expect("ip link set dev %s vf 0 trust on" % self.host_intf, "# ")
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        # send packet with current mac, vf can receive and forward packet
+        self.send_random_pkt(self.vf_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.vf_mac in out, 'vf receive pkt fail with current mac')
+        # send packet with wrong mac, vf can receive and forward packet
+        self.send_random_pkt(self.wrong_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.wrong_mac in out, 'vf receive pkt fail with wrong mac')
+
+        self.vm_testpmd.execute_cmd("set promisc all off")
+        # send packet with current mac, vf can receive and forward packet
+        self.send_random_pkt(self.vf_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.vf_mac in out, 'vf receive pkt fail with current mac')
+        # send packet with wrong mac, vf can not receive and forward packet
+        self.send_random_pkt(self.wrong_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.wrong_mac not in out, 'vf receive pkt with wrong mac')
+
+        self.vm_testpmd.execute_cmd("set promisc all on")
+        # send packet with current mac, vf can receive and forward packet
+        self.send_random_pkt(self.vf_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.vf_mac in out, 'vf receive pkt fail with current mac')
+        # send packet with wrong mac, vf can receive and forward packet
+        self.send_random_pkt(self.wrong_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.wrong_mac in out, 'vf receive pkt fail with wrong mac')
+
+        self.dut.send_expect("ip link set dev %s vf 0 trust off" % self.host_intf, "# ")
+
+    def test_vf_multicast(self):
+        """
+        enable kernel trust mode
+        """
+        multicast_mac = '01:80:C2:00:00:08'
+        self.dut.send_expect("ip link set dev %s vf 0 trust on" % self.host_intf, "# ")
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set promisc all off")
+        self.vm_testpmd.execute_cmd("set allmulti all off")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        self.send_random_pkt(self.vf_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.vf_mac in out, 'vf receive pkt fail with current mac')
+        self.send_random_pkt(multicast_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(multicast_mac not in out, 'vf receive pkt with multicast mac')
+
+        self.vm_testpmd.execute_cmd("set allmulti all on")
+        self.send_random_pkt(self.vf_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(self.vf_mac in out, 'vf receive pkt fail with current mac')
+        self.send_random_pkt(multicast_mac, count=1)
+        out = self.vm_dut.get_session_output()
+        self.verify(multicast_mac in out, 'vf receive pkt fail with multicast mac')
+        self.dut.send_expect("ip link set dev %s vf 0 trust off" % self.host_intf, "# ")
+
+    def test_vf_broadcast(self):
+        """
+        """
+        broadcast_mac = 'ff:ff:ff:ff:ff:ff'
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set promisc all off")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        self.send_random_pkt(broadcast_mac, count=1)
+        time.sleep(1)
+        out = self.vm_dut.get_session_output()
+        print out
+        self.verify(broadcast_mac.upper() in out and self.tester_mac.upper() in out, 'vf receive pkt fail with broadcast mac')
+
+    def test_vf_add_pvid(self):
+        '''
+        vf can receive packet with right vlan id, can't receive wrong vlan id packet
+        '''
+        random_vlan = random.randint(1, MAX_VLAN)
+        self.dut.send_expect("ip link set %s vf 0 vlan %s" % (self.host_intf, random_vlan), "# ")
+        out = self.dut.send_expect("ip link show %s" % self.host_intf, "# ")
+        self.verify("vlan %d" % random_vlan in out, "Failed to add pvid on VF0")
+
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
+        self.verify("VLAN tci=%s" % hex(random_vlan) in out and self.vf_mac in out, "Failed to received vlan packet!!!")
+        wrong_vlan = (random_vlan + 1) % 4096
+        out = self.send_and_getout(vlan=wrong_vlan, pkt_type="VLAN_UDP")
+        self.verify("VLAN tci=%s" % hex(wrong_vlan) not in out and self.vf_mac not in out, "received wrong vlan packet!!!")
+
+        # remove vlan
+        self.dut.send_expect("ip link set %s vf 0 vlan 0" % self.host_intf, "# ")
+        out = self.dut.send_expect("ip link show %s" % self.host_intf, "# ")
+        self.verify("vlan %d" % random_vlan not in out, "Failed to remove pvid on VF0")
+        # send packet without vlan
+        out = self.send_and_getout(vlan=0, pkt_type="UDP")
+        self.verify(self.vf_mac in out and "VLAN tci=0x0" in out, "Not received packet without vlan!!!")
+
+        # send packet with vlan 0
+        out = self.send_and_getout(vlan=0, pkt_type="VLAN_UDP")
+        self.verify(
+            self.vf_mac in out and "VLAN tci=0x0" in out, "Not recevied packet with vlan 0!!!")
+
+        # send random vlan packet
+        out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
+        self.verify(self.vf_mac not in out and "VLAN tci=%s" % hex(random_vlan) not in out, "Failed to received vlan packet!!!")
+
+    def send_and_getout(self, vlan=0, pkt_type="UDP"):
+
+        if pkt_type == "UDP":
+            pkt = Packet(pkt_type='UDP')
+            pkt.config_layer('ether', {'dst': self.vf_mac})
+        elif pkt_type == "VLAN_UDP":
+            pkt = Packet(pkt_type='VLAN_UDP')
+            pkt.config_layer('vlan', {'vlan': vlan})
+            pkt.config_layer('ether', {'dst': self.vf_mac})
+
+        pkt.send_pkt(tx_port=self.tester_intf)
+        out = self.vm_dut.get_session_output(timeout=2)
+
+        return out
+
+    def test_vf_vlan_rx(self):
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd rxonly")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("vlan set filter on 0")
+        self.vm_testpmd.execute_cmd("vlan set strip on 0")
+        self.vm_testpmd.execute_cmd("start")
+        # send packet without vlan, vf can receive packet
+        out = self.send_and_getout(pkt_type="UDP")
+        self.verify(self.vf_mac in out, "Failed to received without vlan packet!!!")
+
+        # send packet vlan 0, vf can receive packet
+        out = self.send_and_getout(vlan=0, pkt_type="VLAN_UDP")
+        self.verify(self.vf_mac in out, "Failed to received vlan 0 packet!!!")
+
+        self.vm_testpmd.execute_cmd("rx_vlan add 1 0")
+
+        # send packet vlan 1, vf can receive packet
+        out = self.send_and_getout(vlan=1, pkt_type="VLAN_UDP")
+        self.verify("VLAN tci=%s" % hex(1) in out and self.vf_mac in out, "Failed to received vlan 1 packet!!!")
+
+        # send random vlan packet, vf can not receive packet
+        random_vlan = random.randint(1, MAX_VLAN)
+        out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
+        self.verify("VLAN tci=%s" % hex(random_vlan) not in out and self.vf_mac not in out, "received random vlan packet!!!")
+
+        # send max vlan 4095, vf can not receive packet
+        out = self.send_and_getout(vlan=MAX_VLAN, pkt_type="VLAN_UDP")
+        self.verify("VLAN tci=%s" % hex(MAX_VLAN) not in out and self.vf_mac not in out, "received max vlan packet!!!")
+
+        # remove vlan
+        self.vm_testpmd.execute_cmd("rx_vlan rm 1 0")
+
+        # send packet without vlan, vf can receive packet
+        out = self.send_and_getout(pkt_type="UDP")
+        self.verify(self.vf_mac in out, "Failed to received without vlan packet!!!")
+
+        # send packet vlan 0, vf can receive packet
+        out = self.send_and_getout(vlan=0, pkt_type="VLAN_UDP")
+        self.verify(self.vf_mac in out, "Failed to received vlan 0 packet!!!")
+
+        # send vlan 1 packet, vf can not receive packet
+        out = self.send_and_getout(vlan=1, pkt_type="VLAN_UDP")
+        self.verify(self.vf_mac not in out, "received vlan 1 packet!!!")
+
+    def test_vf_vlan_insertion(self):
+        self.vm_testpmd.start_testpmd("all")
+        random_vlan = random.randint(1, MAX_VLAN)
+        self.vm_testpmd.execute_cmd("vlan set strip off 0")
+        self.vm_testpmd.execute_cmd("port stop all")
+        self.vm_testpmd.execute_cmd("tx_vlan set 0 %s" % random_vlan)
+        self.vm_testpmd.execute_cmd("port start all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+
+        out = self.send_and_getout(pkt_type="UDP")
+        print out
+        time.sleep(1)
+        vlan_hex = hex(random_vlan)
+        self.verify("VLAN tci=%s" % vlan_hex in out, 'add vlan tag fail !!')
+
+    def test_vf_vlan_strip(self):
+        random_vlan = random.randint(1, MAX_VLAN)
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("vlan set strip on 0")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
+        self.verify('VLAN tci=' not in out and self.vf_mac not in out, 'vlan tag in out')
+
+        # disable strip
+        self.vm_testpmd.execute_cmd("vlan set strip off 0")
+        out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
+        vlan_hex = hex(random_vlan)
+        self.verify("VLAN tci=%s" % vlan_hex in out, 'vlan tag not in out')
+
+    def test_vf_without_jumboframe(self):
+        self.tester.send_expect('ifconfig %s mtu %s' % (self.tester_intf, ETHER_JUMBO_FRAME_MTU), '#')
+
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set promisc all off")
+        self.vm_testpmd.execute_cmd("start")
+        self.jumboframes_send_packet(ETHER_STANDARD_MTU - 1, True)
+        self.jumboframes_send_packet(ETHER_STANDARD_MTU + 1, False)
+        self.tester.send_expect("ifconfig %s mtu %s" % (self.tester_intf, ETHER_STANDARD_MTU))
+
+    def test_vf_with_jumboframe(self):
+        self.tester.send_expect('ifconfig %s mtu %d' % (self.tester_intf, ETHER_JUMBO_FRAME_MTU), '#')
+        conf_pkt_len = 3000
+        self.vm_testpmd.start_testpmd("all", "--max-pkt-len=%d" % conf_pkt_len)
+        self.jumboframes_send_packet(conf_pkt_len - 1, True)
+        self.jumboframes_send_packet(conf_pkt_len + 1, False)
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf, ETHER_STANDARD_MTU))
+
+    def jumboframes_send_packet(self, pktsize, received=True):
+        """
+        Send 1 packet to portid
+        """
+        tx_pkts_ori, _, tx_bytes_ori = [int(_) for _ in self.jumboframes_get_stat(self.vm_port, "tx")]
+        rx_pkts_ori, rx_err_ori, rx_bytes_ori = [int(_) for _ in self.jumboframes_get_stat(self.vm_port, "rx")]
+
+        pkt = Packet(pkt_type='UDP', pkt_len=pktsize)
+        pkt.config_layer('ether', {'dst': self.vf_mac, 'src': self.tester_mac})
+        self.vm_testpmd.execute_cmd("clear port stats all")
+        pkt.send_pkt(tx_port=self.tester_intf)
+
+        time.sleep(1)
+
+        tx_pkts, _, tx_bytes = [int(_) for _ in self.jumboframes_get_stat(self.port, "tx")]
+        rx_pkts, rx_err, rx_bytes = [int(_) for _ in self.jumboframes_get_stat(self.vm_port, "rx")]
+
+        tx_pkts -= tx_pkts_ori
+        tx_bytes -= tx_bytes_ori
+        rx_pkts -= rx_pkts_ori
+        rx_bytes -= rx_bytes_ori
+        rx_err -= rx_err_ori
+        if received:
+            self.verify((rx_pkts == 1) and (tx_pkts == 1), "Packet forward assert error")
+
+            self.verify(rx_bytes == pktsize, "Rx packet size should be packet size")
+
+            self.verify(tx_bytes == pktsize, "Tx packet size should be packet size")
+        else:
+            self.verify(rx_err == 1 or tx_pkts == 0, "Packet drop assert error")
+
+    def test_vf_rss(self):
+        self.vm_testpmd.start_testpmd("all", "--txq=4 --rxq=4")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        for i, j in zip(range(64), [0, 1, 2, 3]*16):
+            self.vm_testpmd.execute_cmd("port config 0 rss reta (%d,%d)" % (i, j))
+        self.vm_testpmd.execute_cmd("port config all rss ip")
+        self.vm_testpmd.execute_cmd("port config all rss tcp")
+        self.vm_testpmd.execute_cmd("port config all rss udp")
+        self.vm_testpmd.execute_cmd("start")
+        self.send_packet(self.tester_intf, 'IPV4')
+        time.sleep(2)
+        out = self.vm_dut.get_session_output()
+        self.verify_packet_number(out)
+
+        self.vm_testpmd.execute_cmd("clear port stats all")
+        self.send_packet(self.tester_intf, 'IPV4&TCP')
+        time.sleep(2)
+        out = self.vm_dut.get_session_output()
+        self.verify_packet_number(out)
+
+        self.vm_testpmd.execute_cmd("clear port stats all")
+        self.send_packet(self.tester_intf, 'IPV4&UDP')
+        time.sleep(2)
+        out = self.vm_dut.get_session_output()
+        self.verify_packet_number(out)
+
+    def verify_packet_number(self, out):
+        queue0_number = len(re.findall('port 0/queue 0', out))
+        queue1_number = len(re.findall('port 0/queue 1', out))
+        queue2_number = len(re.findall('port 0/queue 2', out))
+        queue3_number = len(re.findall('port 0/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 queue can't receive packet when send ip packet")
+        self.verify(max(queue_numbers)-min(queue_numbers) <= 3, 'packet number on each queue should be similar')
+
+    def send_packet(self, itf, tran_type):
+        """
+        Sends packets.
+        """
+        mac = self.vf_mac
+        # send packet with different source and dest ip
+        if tran_type == "IPV4":
+            for i in range(30):
+                packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IP(src="192.168.0.%d", '\
+                                  'dst="192.168.0.%d")], iface="%s")' % (mac, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+            self.tester.scapy_execute()
+            time.sleep(.5)
+        elif tran_type == "IPV4&TCP":
+            for i in range(30):
+                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)
+        elif tran_type == "IPV4&UDP":
+            for i in range(30):
+                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)
+        self.tester.scapy_execute()
+        time.sleep(1)
+
+    def enable_hw_checksum(self):
+        self.vm_testpmd.execute_cmd("port stop all")
+        self.vm_testpmd.execute_cmd("csum set ip hw 0")
+        self.vm_testpmd.execute_cmd("csum set udp hw 0")
+        self.vm_testpmd.execute_cmd("csum set tcp hw 0")
+        self.vm_testpmd.execute_cmd("csum set sctp hw 0")
+        self.vm_testpmd.execute_cmd("set fwd csum")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+
+    def enable_sw_checksum(self):
+        self.vm_testpmd.execute_cmd("port stop all")
+        self.vm_testpmd.execute_cmd("csum set ip sw 0")
+        self.vm_testpmd.execute_cmd("csum set udp sw 0")
+        self.vm_testpmd.execute_cmd("csum set tcp sw 0")
+        self.vm_testpmd.execute_cmd("csum set sctp sw 0")
+        self.vm_testpmd.execute_cmd("set fwd csum")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+
+    def checksum_verify(self):
+        packets_sent = {'IP/': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x1234)/UDP()/("X"*46)' % self.vf_mac,
+                        'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP()/UDP(chksum=0x1234)/("X"*46)' % self.vf_mac,
+                        'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP()/TCP(chksum=0x1234)/("X"*46)' % self.vf_mac}
+
+        # Send packet.
+        self.tester.scapy_foreground()
+
+        for packet_type in packets_sent.keys():
+            self.tester.scapy_append('sendp([%s], iface="%s")' % (packets_sent[packet_type], self.tester_intf))
+            self.start_tcpdump(self.tester_intf)
+            self.tester.scapy_execute()
+            time.sleep(1)
+            tcpdump_out = self.get_tcpdump_package()
+            if packet_type == 'IP/UDP':
+                # verify udp checksum
+                self.verify('bad udp cksum' in tcpdump_out and 'udp sum ok' in tcpdump_out, 'udp checksum verify fail')
+            elif packet_type == 'IP/TCP':
+                # verify tcp checksum
+                self.verify("cksum 0x1234 (incorrect" in tcpdump_out and 'correct' in tcpdump_out, 'tcp checksum verify fail')
+            else:
+                # verify ip checksum
+                self.verify('bad cksum 1234' in tcpdump_out and 'udp sum ok' in tcpdump_out, 'ip checksum verify fail')
+        out = self.vm_testpmd.execute_cmd("stop")
+        bad_ipcsum = self.vm_testpmd.get_pmd_value("Bad-ipcsum:", out)
+        bad_l4csum = self.vm_testpmd.get_pmd_value("Bad-l4csum:", out)
+        self.verify(bad_ipcsum == 1, "Bad-ipcsum check error")
+        self.verify(bad_l4csum == 2, "Bad-ipcsum check error")
+
+    def test_vf_hw_checksum_offload(self):
+        self.vm_testpmd.start_testpmd("all")
+        self.enable_hw_checksum()
+        self.vm_testpmd.execute_cmd("port start all")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        self.checksum_verify()
+
+    def test_vf_sw_checksum_offload(self):
+        self.vm_testpmd.start_testpmd("all")
+        self.enable_sw_checksum()
+        self.vm_testpmd.execute_cmd("port start all")
+        self.vm_testpmd.execute_cmd("start")
+        self.checksum_verify()
+
+    def test_vf_tso(self):
+        self.tester.send_expect("ethtool -K %s rx off tx off tso off gso off gro off lro off" % self.tester_intf, "#")
+        self.tester.send_expect("ifconfig %s mtu %d" % (self.tester_intf, ETHER_JUMBO_FRAME_MTU), "#")
+        self.vm_testpmd.start_testpmd("all", "--port-topology=chained --max-pkt-len=%d" % ETHER_JUMBO_FRAME_MTU)
+        self.vm_testpmd.execute_cmd("set fwd csum")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.enable_hw_checksum()
+        self.vm_testpmd.execute_cmd("tso set 1460 0")
+        self.vm_testpmd.execute_cmd("port start all")
+        self.vm_testpmd.execute_cmd("start")
+        self.tester.scapy_foreground()
+        time.sleep(5)
+        self.start_tcpdump(self.tester_intf)
+        pkt = 'sendp([Ether(dst="%s")/IP(chksum=0x1234)/TCP(flags=0x10,chksum=0x1234)/'\
+                      'Raw(RandString(5214))], iface="%s")' % (self.vf_mac, self.tester_intf)
+        self.tester.scapy_append(pkt)
+        self.tester.scapy_execute()
+        time.sleep(2)
+        out = self.get_tcpdump_package()
+        self.verify_packet_segmentation(out)
+        self.vm_testpmd.execute_cmd("stop")
+        self.vm_testpmd.execute_cmd("port stop all")
+        self.vm_testpmd.execute_cmd("tso set 0 0")
+        self.vm_testpmd.execute_cmd("port start all")
+        self.vm_testpmd.execute_cmd("start")
+
+        self.start_tcpdump(self.tester_intf)
+        self.tester.scapy_append(pkt)
+        self.tester.scapy_execute()
+        time.sleep(2)
+        out = self.get_tcpdump_package()
+        self.verify_packet_segmentation(out, seg=False)
+
+    def start_tcpdump(self, rxItf):
+        self.tester.send_expect("rm -rf getPackageByTcpdump.cap", "#")
+        self.tester.send_expect("tcpdump -A -nn -e -vv -w getPackageByTcpdump.cap -i %s 2> /dev/null& " % rxItf, "#")
+
+    def get_tcpdump_package(self):
+        self.tester.send_expect("killall tcpdump", "#")
+        return self.tester.send_expect("tcpdump -A -nn -e -vv -r getPackageByTcpdump.cap", "#")
+
+    def verify_packet_segmentation(self, out, seg=True):
+        if seg:
+            number1 = re.findall('length 1460: HTTP', out)
+            number2 = re.findall('length 834: HTTP', out)
+            self.verify(len(number1) == 3 and len(number2) == 1, 'packet has no segment')
+        else:
+            self.verify('length 1460: HTTP' not in out, 'packet has segment')
+            # tester send packet with incorrect checksum
+            # vf fwd packet with corrent checksum
+            self.verify('incorrect' in out and 'correct' in out, 'checksum has incorrect')
+        self.tester.send_expect("^C", "#")
+
+    def test_vf_port_start_stop(self):
+        self.vm_testpmd.start_testpmd("all")
+        for i in range(10):
+            self.vm_testpmd.execute_cmd("port stop all")
+            self.vm_testpmd.execute_cmd("port start all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("start")
+        self.send_random_pkt(self.vf_mac, count=100)
+        port_id_0 = 0
+        vf0_stats = self.vm_testpmd.get_pmd_stats(port_id_0)
+        vf0_rx_cnt = vf0_stats['RX-packets']
+        self.verify(vf0_rx_cnt == 100, "no packet was received by vm0_VF0")
+
+        vf0_rx_err = vf0_stats['RX-errors']
+        self.verify(vf0_rx_err == 0, "vm0_VF0 rx-errors")
+
+        vf0_tx_cnt = vf0_stats['TX-packets']
+        self.verify(vf0_tx_cnt == 100, "no packet was fwd by vm0_VF0")
+
+    def test_vf_statistic_reset(self):
+        self.vm_testpmd.start_testpmd("all")
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        out = self.vm_testpmd.execute_cmd("show port stats all")
+        self.verify("RX-packets: 0" in out and "TX-packets: 0" in out, "receive some misc packet")
+        self.vm_testpmd.execute_cmd("clear port stats all")
+        self.send_random_pkt(self.vf_mac, count=100)
+        out = self.vm_testpmd.execute_cmd("show port stats all")
+        self.verify("RX-packets: 100" in out and "TX-packets: 100" in out, "receive packet fail")
+        self.vm_testpmd.execute_cmd("clear port stats all")
+        out = self.vm_testpmd.execute_cmd("show port stats all")
+        self.verify("RX-packets: 0" in out and "TX-packets: 0" in out, "clear port stats fail")
+
+    def test_vf_information(self):
+        self.vm_testpmd.start_testpmd("all")
+        out = self.vm_testpmd.execute_cmd("show port info 0")
+        self.verify('Link status: up' in out, 'link stats has error')
+        self.verify('Link speed: %s' % self.speed in out, 'link speed has error')
+        print out
+        self.vm_testpmd.execute_cmd("set fwd mac")
+        self.vm_testpmd.execute_cmd("set verbose 1")
+        self.vm_testpmd.execute_cmd("start")
+        self.send_random_pkt(self.vf_mac, count=100)
+        out = self.vm_testpmd.execute_cmd("show port stats all")
+        print out
+        self.verify("RX-packets: 100" in out and "TX-packets: 100" in out, "receive packet fail")
+
+    def test_vf_rx_interrupt(self):
+        # build l3-power
+        out = self.dut.build_dpdk_apps("./examples/l3fwd-power")
+        self.verify("Error" not in out, "Compilation error")
+        self.verify("No such" not in out, "Compilation error")
+        self.bind_nic_driver(self.dut_ports, driver="")
+        self.create_2vf_in_host()
+        # start l3fwd-power
+        l3fwd_app = "./examples/l3fwd-power/build/l3fwd-power"
+
+        cmd = l3fwd_app + " -l 6,7 -n 4 -- -p 0x3 --config " + \
+                          "'(0,0,6),(1,0,7)'"
+        self.dut.send_expect(cmd, "POWER", timeout=40)
+        out = self.dut.get_session_output()
+        print out
+        pattern = re.compile(r"(([a-f0-9]{2}:){5}[a-f0-9]{2})")
+        mac_list = pattern.findall(out.lower())
+        vf0_mac = mac_list[0][0]
+        vf1_mac = mac_list[1][0]
+        # send packet to vf0 and vf1
+        self.scapy_send_packet(vf0_mac, self.tester_intf)
+        self.scapy_send_packet(vf1_mac, self.tester_intf1)
+        out = self.dut.get_session_output()
+        self.verify('L3FWD_POWER: lcore 6 is waked up from rx interrupt' in out, 'lcore 6 is not waked up')
+        self.verify('L3FWD_POWER: lcore 7 is waked up from rx interrupt' in out, 'lcore 7 is not waked up')
+        self.verify('L3FWD_POWER: lcore 6 sleeps until interrupt triggers' in out, 'lcore 6 not sleep')
+        self.verify('L3FWD_POWER: lcore 7 sleeps until interrupt triggers' in out, 'lcore 7 not sleep')
+        self.scapy_send_packet(vf0_mac, self.tester_intf, count=16)
+        self.scapy_send_packet(vf1_mac, self.tester_intf1, count=16)
+        out = self.dut.get_session_output()
+        self.verify('L3FWD_POWER: lcore 6 is waked up from rx interrupt' in out, 'lcore 6 is not waked up')
+        self.verify('L3FWD_POWER: lcore 7 is waked up from rx interrupt' in out, 'lcore 7 is not waked up')
+        self.dut.send_expect("^C", "# ", 60)
+        self.interrupt_flag = True
+        time.sleep(1)
+        self.destroy_2vf_in_2pf()
+
+    def scapy_send_packet(self, mac, testinterface, count=1):
+        """
+        Send a packet to port
+        """
+        if count == 1:
+            self.tester.scapy_append(
+                'sendp([Ether(dst="%s")/IP()/UDP()/'\
+                        'Raw(\'X\'*18)], iface="%s")' % (mac, testinterface))
+        else:
+            for i in range(16):
+                self.tester.scapy_append(
+                    'sendp([Ether(dst="%s")/IP(dst="127.0.0.%d")/UDP()/'\
+                            'Raw(\'X\'*18)], iface="%s")' % (mac, i, testinterface))
+        self.tester.scapy_execute()
+
+    def create_2vf_in_host(self, driver=''):
+        self.used_dut_port_0 = self.dut_ports[0]
+        self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0, 1, driver=driver)
+        self.sriov_vfs_port_0 = self.dut.ports_info[self.used_dut_port_0]['vfs_port']
+
+        self.used_dut_port_1 = self.dut_ports[1]
+        self.dut.generate_sriov_vfs_by_port(self.used_dut_port_1, 1, driver=driver)
+        self.sriov_vfs_port_1 = self.dut.ports_info[self.used_dut_port_1]['vfs_port']
+        self.dut.send_expect('modprobe vfio', "#")
+        self.dut.send_expect('modprobe vfio-pci', "#")
+        for port in self.sriov_vfs_port_0:
+            port.bind_driver('vfio-pci')
+
+        for port in self.sriov_vfs_port_1:
+            port.bind_driver('vfio-pci')
+
+    def destroy_2vf_in_2pf(self):
+        if getattr(self, 'used_dut_port_0', None) is not None:
+            self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
+            self.used_dut_port_0 = None
+        if getattr(self, 'used_dut_port_1', None) is not None:
+            self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
+            self.used_dut_port_1 = None
+
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        if self.interrupt_flag is True:
+            self.interrupt_flag = False
+        else:
+            self.vm_testpmd.execute_cmd("quit", "#")
+            time.sleep(1)
+        if self.running_case == 'test_vf_mac_filter':
+            self.destroy_vm_env()
+        if self.running_case == 'test_vf_add_pvid':
+            self.dut.send_expect("ip link set %s vf 0 vlan 0" % self.host_intf, "# ")
+        self.dut.send_expect("ip link set dev %s vf 0 trust off" % self.host_intf, "# ")
+
+    def tear_down_all(self):
+        """
+        When the case of this test suite finished, the environment should
+        clear up.
+        """
+        if self.env_done:
+            self.destroy_vm_env()
+
-- 
2.17.1