[dts] [PATCH V2 3/3] add vf rss test script

["xu,huilong" <huilongx.xu@intel.com>]

---
 tests/TestSuite_vf_rss.py | 375 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 375 insertions(+)
 create mode 100644 tests/TestSuite_vf_rss.py

diff --git a/tests/TestSuite_vf_rss.py b/tests/TestSuite_vf_rss.py
new file mode 100644
index 0000000..42c1c0a
--- /dev/null
+++ b/tests/TestSuite_vf_rss.py
@@ -0,0 +1,375 @@
+# BSD LICENSE
+#
+# Copyright(c) 2010-2016 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 RSS reta (redirection table) update function.
+"""
+import time
+import random
+import re
+import dts
+testQueues = [4]
+reta_entries = []
+reta_lines = []
+
+# Use scapy to send packets with different source and dest ip.
+# and collect the hash result of five tuple and the queue id.
+from test_case import TestCase
+from pmd_output import PmdOutput
+from qemu_kvm import QEMUKvm
+
+class TestVfRss(TestCase):
+    def send_packet(self, itf, tran_type):
+        """
+        Sends packets.
+        """
+        global reta_lines
+        reta_lines = []
+        self.tester.scapy_foreground()
+        self.tester.scapy_append('sys.path.append("./")')
+        self.tester.scapy_append('from sctp import *')
+        self.vm_dut_0.send_expect("start", "testpmd>")
+        mac = self.vm_dut_0.get_mac_address(0)
+        # send packet with different source and dest ip
+        if tran_type == "ipv4-other":
+            for i in range(16):
+                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(16):
+                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(16):
+                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)
+        elif tran_type == "ipv4-sctp":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s")/IP(src="192.168.0.%d", dst="192.168.0.%d")/SCTP(sport=1024,dport=1025,tag=1)], iface="%s")' % (
+                    mac, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+                self.tester.scapy_execute()
+                time.sleep(.5)
+                packet = r'sendp([Ether(dst="%s")/IP(src="192.168.0.%d", dst="192.168.0.%d")/SCTP(sport=1025,dport=1024,tag=1)], iface="%s")' % (
+                    mac, i + 2, i + 1, itf)
+                self.tester.scapy_append(packet)
+                self.tester.scapy_execute()
+                time.sleep(.5)
+        elif tran_type == "l2_payload":
+            for i in range(16):
+                packet = r'sendp([Ether(src="00:00:00:00:00:%02d",dst="%s")], iface="%s")' % (
+                    i + 1, mac, itf)
+                self.tester.scapy_append(packet)
+                self.tester.scapy_execute()
+                time.sleep(.5)
+
+        elif tran_type == "ipv6-other":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d")], iface="%s")' % (
+                    mac, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+                self.tester.scapy_execute()
+                time.sleep(.5)
+        elif tran_type == "ipv6-tcp":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%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 == "ipv6-udp":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%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)
+        elif tran_type == "ipv6-sctp":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d")/SCTP(sport=1024,dport=1025,tag=1)], iface="%s")' % (
+                    mac, i + 1, i + 2, itf)
+                self.tester.scapy_append(packet)
+                self.tester.scapy_execute()
+                time.sleep(.5)
+                packet = r'sendp([Ether(dst="%s")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d")/SCTP(sport=1025,dport=1024,tag=1)], iface="%s")' % (
+                    mac, i + 2, i + 1, itf)
+                self.tester.scapy_append(packet)
+                self.tester.scapy_execute()
+                time.sleep(.5)
+
+        else:
+            print "\ntran_type error!\n"
+
+        #out = self.vm_dut_0.send_expect("stop", "testpmd>")
+        out = self.vm_dut_0.get_session_output()
+        print '*******************************************'
+        print out
+        if  not reta_entries:
+           self.verify('RSS hash=' in out, 'rss faied')
+           return 
+        lines = out.split("\r\n")
+        out = ''
+        reta_line = {}
+
+        # collect the hash result of five tuple and the queue id
+        for line in lines:
+            line = line.strip()
+            if len(line) != 0 and line.startswith(("src=",)):
+                for item in line.split("-"):
+                    item = item.strip()
+                    if(item.startswith("RSS hash")):
+                        name, value = item.split("=", 1)
+                        print name + "-" + value
+
+                reta_line[name.strip()] = value.strip()
+                reta_lines.append(reta_line)
+                reta_line = {}
+            elif len(line) != 0 and line.strip().startswith("port "):
+                rexp = r"port (\d)/queue (\d{1,2}): received (\d) packets"
+                m = re.match(rexp, line.strip())
+                if m:
+                    reta_line["port"] = m.group(1)
+                    reta_line["queue"] = m.group(2)
+            elif len(line) != 0 and line.startswith("stop"):
+                break
+            else:
+                pass
+        self.verifyResult()
+             
+
+    def verifyResult(self):
+        """
+        Verify whether or not the result passes.
+        """
+
+        global reta_lines
+        result = []
+        dts.results_table_add_header(
+            ['packet index', 'hash value', 'hash index', 'queue id', 'actual queue id', 'pass '])
+
+        i = 0
+        for tmp_reta_line in reta_lines:
+            status = "false"
+            if(self.nic in ["niantic", "redrockcanyou"]):
+                # compute the hash result of five tuple into the 7 LSBs value.
+                hash_index = int(tmp_reta_line["RSS hash"], 16) % 128
+            else:
+                # compute the hash result of five tuple into the 7 LSBs value.
+                hash_index = int(tmp_reta_line["RSS hash"], 16) % 512
+            if(reta_entries[hash_index] == int(tmp_reta_line["queue"])):
+                status = "true"
+                result.insert(i, 0)
+            else:
+                status = "fail"
+                result.insert(i, 1)
+            dts.results_table_add_row(
+                [i, tmp_reta_line["RSS hash"], hash_index, reta_entries[hash_index], tmp_reta_line["queue"], status])
+            i = i + 1
+
+        dts.results_table_print()
+        reta_lines = []
+        self.verify(sum(result) == 0, "the reta update function failed!")
+
+    def set_up_all(self):
+        """
+        Run at the start of each test suite.
+        """
+
+        self.verify(
+            self.nic in ["niantic", "fortville_eagle", "fortville_spirit", "fortville_spirit_single"],
+            "NIC Unsupported: " + str(self.nic))
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.ports_socket = self.dut.get_numa_id(self.dut_ports[0])
+        self.verify(len(self.dut_ports) >= 1, "Not enough ports available")
+
+        self.vm0 = None
+        self.setup_1pf_1vf_1vm_env_flag = 0
+        self.setup_1pf_1vf_1vm_env(driver='')
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+    def setup_1pf_1vf_1vm_env(self, driver='default'):
+        
+        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']
+
+        try:
+
+            for port in self.sriov_vfs_port_0:
+                port.bind_driver('pci-stub')
+
+            time.sleep(1)
+            vf0_prot = {'opt_host': self.sriov_vfs_port_0[0].pci}
+
+            if driver == 'igb_uio':
+                # start testpmd without the two VFs on the host
+                self.host_testpmd = PmdOutput(self.dut)
+                eal_param = '-b %(vf0)s -b %(vf1)s' % {'vf0': self.sriov_vfs_port_0[0].pci}
+                self.host_testpmd.start_testpmd("1S/2C/2T", eal_param=eal_param)
+
+            # set up VM0 ENV
+            self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_rss')
+            self.vm0.set_vm_device(driver='pci-assign', **vf0_prot)
+
+            self.vm_dut_0 = self.vm0.start()
+            self.vm0_testpmd = PmdOutput(self.vm_dut_0)
+            if self.vm_dut_0 is None:
+                raise Exception("Set up VM0 ENV failed!")
+
+            self.setup_1pf_1vf_1vm_env_flag = 1
+        except Exception as e:
+            self.destroy_1pf_1vf_1vm_env()
+            raise Exception(e)
+
+    def destroy_1pf_1vf_1vm_env(self):
+        if getattr(self, 'vm0', None):
+            self.vm0_testpmd.execute_cmd('quit', '# ')
+            self.vm0_testpmd = None
+            self.vm0_dut_ports = None
+            #destroy vm0
+            self.vm0.stop()
+            self.vm0 = None
+
+        if getattr(self, 'host_testpmd', None):
+            self.host_testpmd.execute_cmd('quit', '# ')
+            self.host_testpmd = None
+
+        if getattr(self, 'used_dut_port_0', None):
+            self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
+            port = self.dut.ports_info[self.used_dut_port_0]['port']
+            port.bind_driver()
+            self.used_dut_port_0 = None
+
+        for port_id in self.dut_ports:
+            port = self.dut.ports_info[port_id]['port']
+            port.bind_driver()
+
+        self.setup_1pf_2vf_1vm_env_flag = 0
+
+    def test_vf_pmdrss_reta(self):
+        
+        # niantic kernel host driver not support this case
+        if self.nic is 'niantic' and not self.host_testpmd:
+            return
+        vm0dutPorts = self.vm_dut_0.get_ports('any')
+        localPort = self.tester.get_local_port(vm0dutPorts[0])
+        itf = self.tester.get_interface(localPort)
+        iptypes = ['IPV4']
+
+        self.vm_dut_0.kill_all()
+
+        # test with different rss queues
+        for queue in testQueues:
+
+            self.vm0_testpmd.start_testpmd(
+                "all", "--rxq=%d --txq=%d" % (queue, queue), socket=self.ports_socket)
+
+            for iptype in iptypes:
+                self.vm_dut_0.send_expect("set verbose 8", "testpmd> ")
+                self.vm_dut_0.send_expect("set fwd rxonly", "testpmd> ")
+                self.vm_dut_0.send_expect(
+                    "set nbcore %d" % (queue + 1), "testpmd> ")
+
+                # configure the reta with specific mappings.
+                if(self.nic in ["niantic", "redrockcanyou"]):
+                    for i in range(128):
+                        reta_entries.insert(i, random.randint(0, queue - 1))
+                        self.vm_dut_0.send_expect(
+                            "port config 0 rss reta (%d,%d)" % (i, reta_entries[i]), "testpmd> ")
+                else:
+                    for i in range(512):
+                        reta_entries.insert(i, random.randint(0, queue - 1))
+                        self.vm_dut_0.send_expect(
+                            "port config 0 rss reta (%d,%d)" % (i, reta_entries[i]), "testpmd> ")
+
+                self.send_packet(itf, iptype)
+
+            self.vm_dut_0.send_expect("quit", "# ", 30)
+    def test_vf_pmdrss(self): 
+        vm0dutPorts = self.vm_dut_0.get_ports('any')
+        localPort = self.tester.get_local_port(vm0dutPorts[0])
+        itf = self.tester.get_interface(localPort)
+        iptypes = {'ipv4-sctp':'ip',
+                   'ipv4-other':'ip',
+                   'ipv4-udp':'udp',
+                   'ipv4-tcp':'tcp',
+                   'ipv4-sctp':'sctp',
+                   'ipv6-other':'ip',
+                   'ipv6-udp':'udp',
+                   'ipv6-tcp':'tcp',
+                   'ipv6-sctp':'sctp',
+                 #  'l2_payload':'ether'
+                  }
+
+        self.vm_dut_0.kill_all()
+
+        # test with different rss queues
+        for queue in testQueues:
+
+            self.vm0_testpmd.start_testpmd(
+                "all", "--rxq=%d --txq=%d" % (queue, queue), socket=self.ports_socket)
+
+            for iptype,rsstype in iptypes.items():
+                self.vm_dut_0.send_expect("set verbose 8", "testpmd> ")
+                self.vm_dut_0.send_expect("set fwd rxonly", "testpmd> ")
+                self.vm_dut_0.send_expect("port config all rss %s" % rsstype, "testpmd> ")
+                self.vm_dut_0.send_expect(
+                    "set nbcore %d" % (queue + 1), "testpmd> ")
+
+                self.send_packet(itf, iptype)
+
+            self.vm_dut_0.send_expect("quit", "# ", 30)
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        pass
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        #self.vm_dut_0.kill_all()
+        self.destroy_1pf_1vf_1vm_env()
-- 
1.9.3