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* [dts] [PATCH V1] tests/l3fwd_func: add a new test suite
@ 2022-04-22  9:58 Jiale Song
  2022-04-22  2:07 ` Huang, ZhiminX
  2022-05-05  8:06 ` lijuan.tu
  0 siblings, 2 replies; 3+ messages in thread
From: Jiale Song @ 2022-04-22  9:58 UTC (permalink / raw)
  To: dts; +Cc: Jiale Song

test suite for 22.03 new feature.
add new tests/TestSuite_l3fwd_func.py.

Signed-off-by: Jiale Song <songx.jiale@intel.com>
---
 tests/TestSuite_l3fwd_func.py | 281 ++++++++++++++++++++++++++++++++++
 1 file changed, 281 insertions(+)
 create mode 100644 tests/TestSuite_l3fwd_func.py

diff --git a/tests/TestSuite_l3fwd_func.py b/tests/TestSuite_l3fwd_func.py
new file mode 100644
index 00000000..7340c09d
--- /dev/null
+++ b/tests/TestSuite_l3fwd_func.py
@@ -0,0 +1,281 @@
+# BSD LICENSE
+#
+# Copyright(c) 2022 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.
+
+
+from framework.packet import Packet
+from framework.test_case import TestCase
+
+
+class TestL3fwdFunc(TestCase):
+    """
+    This suite is focus on l3fwd application, so any standard Ethernet Network Adapter is qualified.
+    """
+
+    def set_up_all(self):
+        """
+        Run at the start of each test suite.
+        L3fwd Prerequisites
+        """
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
+        self.app_path = self.dut.build_dpdk_apps("examples/l3fwd")
+        self.pkt = Packet()
+        self.dport_info0 = self.dut.ports_info[self.dut_ports[0]]
+        self.tport_info0 = self.tester.ports_info[self.dut_ports[0]]
+        self.tport_intf0 = self.tport_info0["intf"]
+        # judgment is added to avoid errors caused by the absence of port 1
+        if len(self.dut_ports) >= 2:
+            self.dport_info1 = self.dut.ports_info[self.dut_ports[1]]
+            self.tport_info1 = self.tester.ports_info[self.dut_ports[1]]
+            self.tport_intf1 = self.tport_info1["intf"]
+        self.ip_src = "1.2.3.4"
+        self.ip_dst = "198.168.0.%s"
+        self.ipv6_src = "fe80::b696:91ff:fe9f:64b9"
+        self.ipv6_dst = "2001:200::%s"
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+
+    def launch_l3fwd(self, eal_params, params):
+        """
+        launch l3fwd and return echo information
+        :param eal_params: the eal parameter of launch l3fwd
+        :param params: other params
+        :return: echo information after launch l3fwd
+        """
+        expected = "Link up"
+        out = self.dut.send_expect(
+            "%s %s -- %s" % (self.app_path, eal_params, params), expected, timeout=30
+        )
+        return out
+
+    def check_l3fwd_message(self, message, check_mesg):
+        """
+        check check_mesg in message
+        :param message: information to be detected
+        :param check_mesg: detection information, list or str
+        :return:
+        """
+        mesg = [check_mesg] if isinstance(check_mesg, str) else check_mesg
+        for info in mesg:
+            self.verify(info in message, "%s not found in l3fwd" % info)
+
+    def build_packet(self, packet_pattern, type, num, dstmac, srcmac):
+        """
+        build the required packages
+        :param packet_pattern: 'Ether(dst="%s", src="%s")/IP(src="%s",dst="%s")/Raw("x"*80)'
+        :param type: ipv4 or ipv6
+        :param num: number of packets required
+        :param dstip: Ether dts mac
+        :param srcip: Ether src mac
+        :return: the list of packets
+        """
+        packets = []
+        if type == "ipv4":
+            for i in range(num):
+                pkt = packet_pattern % (
+                    dstmac,
+                    srcmac,
+                    self.ip_src,
+                    self.ip_dst % (1 + i),
+                )
+                packets.append(pkt)
+        elif type == "ipv6":
+            for i in range(num):
+                pkt = packet_pattern % (
+                    dstmac,
+                    srcmac,
+                    self.ipv6_src,
+                    self.ipv6_dst % (1 + i),
+                )
+                packets.append(pkt)
+        else:
+            self.verify(False, "The type of packet is not defined")
+        return packets
+
+    def check_package_received(self, send_pkt_num, type):
+        """
+        check the type and number of packets received
+        :param send_pkt_num: the number of send packets, list
+        :param type: the type of packet, ipv4 or ipv6
+        :return:
+        """
+        out = self.tester.send_expect(
+            "tcpdump -r /tmp/tester/sniff_%s.pcap" % (self.tport_intf0),
+            "# ",
+            timeout=30,
+        )
+        lost_list = []
+        for i in range(send_pkt_num):
+            if type == "ipv4":
+                lost_list if "IP %s > %s" % (
+                    self.ip_src,
+                    self.ip_dst % (i + 1),
+                ) in out else lost_list.append(self.ip_dst % (i + 1))
+
+            elif type == "ipv6":
+                lost_list if "IP6 %s > %s" % (
+                    self.ipv6_src,
+                    self.ipv6_dst % (i + 1),
+                ) in out else lost_list.append(self.ip_dst % (i + 1))
+
+            else:
+                self.verify(False, "The type of packet is not defined")
+
+        if lost_list:
+            self.verify(False, "Packet with DST mac %s is missing" % lost_list)
+
+    def test_1_port_1_queue_default(self):
+        """
+        1 port 1 queue with default setting
+        """
+        eal_params = self.dut.create_eal_parameters(
+            cores=[1], ports=self.dut_ports[0:1]
+        )
+        params = '-p 0x1 --config="(0,0,1)" --eth-dest=0,b4:96:91:9f:64:b9'
+        out = self.launch_l3fwd(eal_params, params)
+        mesg_list = [
+            "Neither LPM, EM, or FIB selected, defaulting to LPM",
+            "L3FWD: Missing 1 or more rule files, using default instead",
+        ]
+        self.check_l3fwd_message(out, mesg_list)
+        packets = {
+            "ipv4": 'Ether(dst="%s", src="%s")/IP(src="%s",dst="%s")/Raw("x"*80)',
+            "ipv6": 'Ether(dst="%s", src="%s")/IPv6(src="%s",dst="%s")/Raw("x"*80)',
+        }
+        match_dst = self.dport_info0["mac"]
+        src = self.tport_info0["mac"]
+        for type in packets.keys():
+            pkts = self.build_packet(packets[type], type, 10, match_dst, src)
+            inst = self.tester.tcpdump_sniff_packets(self.tport_intf0)
+            self.pkt.pktgen.pkts = []
+            self.pkt.update_pkt(pkts)
+            self.pkt.send_pkt(self.tester, self.tport_intf0)
+            self.tester.load_tcpdump_sniff_packets(inst)
+            self.check_package_received(len(pkts), type)
+
+    def test_1_port_4_queues_non_default(self):
+        """
+        1 port 4 queue with non-default setting
+        """
+        # if port number > 1, skip this case
+        self.skip_case(len(self.dut_ports) <= 1, "Only support 1 port")
+        eal_params = self.dut.create_eal_parameters(
+            cores=[1, 2], ports=self.dut_ports[0:2]
+        )
+        params = (
+            '-p 0x1 --config="(0,0,1),(0,1,1),(0,2,2),(0,3,2)" -P '
+            '--rule_ipv4="./examples/l3fwd/em_default_v4.cfg" --rule_ipv6="./examples/l3fwd/em_default_v6.cfg"'
+            " --lookup=em --rx-queue-size=2048 --tx-queue-size=2048 --parse-ptype"
+        )
+        out = self.launch_l3fwd(eal_params, params)
+        mesg_list = "EM: Adding route 198.18.0.0, 198.18.0.1, 9, 9, 17 (0) [%s]" % (
+            self.dport_info0["pci"]
+        )
+        self.check_l3fwd_message(out, mesg_list)
+        packets = {
+            "ipv4": 'Ether(dst="%s", src="%s")/IP(src="%s",dst="%s")/Raw("x"*80)',
+            "ipv6": 'Ether(dst="%s", src="%s")/IPv6(src="%s",dst="%s")/Raw("x"*80)',
+        }
+        unmatch_dst = "0123456"
+        src = self.tport_info0["mac"]
+        for type in packets.keys():
+            pkts = self.build_packet(packets[type], type, 20, unmatch_dst, src)
+            inst = self.tester.tcpdump_sniff_packets(self.tport_intf0)
+            self.pkt.pktgen.pkts = []
+            self.pkt.update_pkt(pkts)
+            self.pkt.send_pkt(self.tester, self.tport_intf0)
+            self.tester.load_tcpdump_sniff_packets(inst)
+            self.check_package_received(len(pkts), type)
+
+    def test_2_ports_4_queues_non_default(self):
+        """
+        2 ports 4 queues with non-default setting
+        """
+        # if port number < 2, skip this case
+        self.skip_case(len(self.dut_ports) >= 2, "At least 2 ports are required")
+        eal_params = self.dut.create_eal_parameters(
+            cores=[1, 2], ports=self.dut_ports[0:2]
+        )
+        params = (
+            '-p 0x3 --config="(0,0,1),(0,1,1),(0,2,2),(0,3,2),(1,0,1),(1,1,1),(1,2,2),(1,3,2)" -P '
+            '--rule_ipv4="./examples/l3fwd/em_default_v4.cfg" --rule_ipv6="./examples/l3fwd/em_default_v6.cfg" '
+            "--lookup=em --rx-queue-size=2048 --tx-queue-size=2048 --parse-ptype"
+        )
+        out = self.launch_l3fwd(eal_params, params)
+        mesg_list = [
+            "EM: Adding route 198.18.0.0, 198.18.0.1, 9, 9, 17 (0) [%s]"
+            % (self.dport_info0["pci"]),
+            "EM: Adding route 198.18.1.0, 198.18.1.1, 9, 9, 17 (1) [%s]"
+            % (self.dport_info1["pci"]),
+        ]
+        self.check_l3fwd_message(out, mesg_list)
+        packets = {
+            "ipv4": 'Ether(dst="%s", src="%s")/IP(src="%s",dst="%s")/Raw("x"*80)',
+            "ipv6": 'Ether(dst="%s", src="%s")/IPv6(src="%s",dst="%s")/Raw("x"*80)',
+        }
+        unmatch_dst = "0123456"
+        src0 = self.tport_info0["mac"]
+        src1 = self.tport_info1["mac"]
+        for type in packets.keys():
+            # port 0
+            pkts0 = self.build_packet(packets[type], type, 20, unmatch_dst, src0)
+            inst0 = self.tester.tcpdump_sniff_packets(self.tport_intf0)
+            self.pkt.pktgen.pkts = []
+            self.pkt.update_pkt(pkts0)
+            self.pkt.send_pkt(self.tester, self.tport_intf0)
+            self.tester.load_tcpdump_sniff_packets(inst0)
+            self.check_package_received(len(pkts0), type)
+
+            # port 1
+            pkts1 = self.build_packet(packets[type], type, 20, unmatch_dst, src1)
+            inst1 = self.tester.tcpdump_sniff_packets(self.tport_intf1)
+            self.pkt.update_pkt(pkts1)
+            self.pkt.send_pkt(self.tester, self.tport_intf1)
+            self.tester.load_tcpdump_sniff_packets(inst1)
+            self.check_package_received(len(pkts1), type)
+
+    def tear_down(self):
+        """
+        run after each test case.
+        """
+        # close l3fwd
+        self.dut.send_expect("^C", "# ")
+        self.dut.kill_all()
+
+    def tear_down_all(self):
+        """
+        run after each test suite.
+        """
+        pass
-- 
2.17.1


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2022-04-22  9:58 [dts] [PATCH V1] tests/l3fwd_func: add a new test suite Jiale Song
2022-04-22  2:07 ` Huang, ZhiminX
2022-05-05  8:06 ` lijuan.tu

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