[dts] [PATCH V1] add automation for pvp_virtio_user_multi_queues_port_restart

[Xiao Qimai <qimaix.xiao@intel.com>]

*. add automation for test_plans:pvp_virtio_user_multi_queues_port_restart.rst

Signed-off-by: Xiao Qimai <qimaix.xiao@intel.com>
---
 ...te_pvp_virtio_user_multi_queues_port_restart.py | 294 +++++++++++++++++++++
 1 file changed, 294 insertions(+)
 create mode 100644 tests/TestSuite_pvp_virtio_user_multi_queues_port_restart.py

diff --git a/tests/TestSuite_pvp_virtio_user_multi_queues_port_restart.py b/tests/TestSuite_pvp_virtio_user_multi_queues_port_restart.py
new file mode 100644
index 0000000..58d603f
--- /dev/null
+++ b/tests/TestSuite_pvp_virtio_user_multi_queues_port_restart.py
@@ -0,0 +1,294 @@
+#
+# BSD LICENSE
+#
+# Copyright(c) 2010-2020 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.
+This test vhost/virtio-user pvp multi-queues with split virtqueue
+and packed virtqueue different rx/tx paths, includes split virtqueue in-order
+mergeable, in-order non-mergeable, mergeable, non-mergeable, vector_rx path test,
+and packed virtqueue in-order mergeable, in-order non-mergeable, mergeable,
+non-mergeable path, also cover port restart test with each path.
+"""
+import time
+import re
+from test_case import TestCase
+from packet import Packet
+from pktgen import PacketGeneratorHelper
+
+
+class TestPVPVirtioUserMultiQueuesPortRestart(TestCase):
+
+    def set_up_all(self):
+        """
+        Run at the start of each test suite.
+        """
+        self.frame_sizes = [64]
+        self.dut_ports = self.dut.get_ports()
+        self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
+        # get core mask
+        self.ports_socket = self.dut.get_numa_id(self.dut_ports[0])
+        self.core_list = self.dut.get_core_list('all', socket=self.ports_socket)
+        self.dst_mac = self.dut.get_mac_address(self.dut_ports[0])
+        self.out_path = '/tmp'
+        out = self.tester.send_expect('ls -d %s' % self.out_path, '# ')
+        if 'No such file or directory' in out:
+            self.tester.send_expect('mkdir -p %s' % self.out_path, '# ')
+        # create an instance to set stream field setting
+        self.pktgen_helper = PacketGeneratorHelper()
+        self.pci_info = self.dut.ports_info[0]['pci']
+        self.vhost = self.dut.new_session(suite="vhost-user")
+        self.tx_port = self.tester.get_local_port(self.dut_ports[0])
+        self.queue_number = 2
+        self.dut.kill_all()
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        # Clean the execution ENV
+        self.dut.send_expect("rm -rf ./vhost.out", "#")
+        # Prepare the result table
+        self.table_header = ["FrameSize(B)", "Mode",
+                             "Throughput(Mpps)", "% linerate", "Cycle"]
+        self.result_table_create(self.table_header)
+
+    def start_vhost_testpmd(self):
+        """
+        start testpmd on vhost
+        """
+        self.dut.send_expect("killall -s INT testpmd", "#")
+        self.dut.send_expect("rm -rf ./vhost-net*", "#")
+        testcmd = self.dut.target + "/app/testpmd "
+        vdev = 'net_vhost0,iface=vhost-net,queues=2,client=0'
+        eal_params = self.dut.create_eal_parameters(cores=self.core_list[2:5], prefix='vhost', ports=[self.pci_info],
+                                                    vdevs=[vdev])
+        para = " -- -i --nb-cores=2 --rxq=%s --txq=%s --rss-ip" % (self.queue_number, self.queue_number)
+        command_line_vhost = testcmd + eal_params + para
+        self.vhost.send_expect(command_line_vhost, "testpmd> ", 120)
+        self.vhost.send_expect("set fwd mac", "testpmd> ", 120)
+        self.vhost.send_expect("start", "testpmd> ", 120)
+
+    def start_virtio_user_testpmd(self, flag):
+        """
+        start testpmd in vm depend on different path
+        """
+        testcmd = self.dut.target + "/app/testpmd "
+        vdev = 'net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,queues=2'
+        if 'packed_ring' in flag:
+            vdev += ',packed_vq=1'
+        if 'nonmergeable' in flag or 'vector' in flag:
+            vdev += ',mrg_rxbuf=0'
+        if 'inorder' not in flag:
+            vdev += ',in_order=0'
+        eal_params = self.dut.create_eal_parameters(cores=self.core_list[5:8], prefix='virtio', no_pci=True,
+                                                    vdevs=[vdev])
+        if 'vector' not in flag:
+            para = " -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=2 --rxq=%s --txq=%s --rss-ip" % (
+            self.queue_number, self.queue_number)
+        else:
+            para = " -- -i --tx-offloads=0x0 --rss-ip --nb-cores=2 --rxq=%s --txq=%s --rss-ip" % (
+            self.queue_number, self.queue_number)
+        command_line_user = testcmd + eal_params + para
+        self.dut.send_expect(command_line_user, "testpmd> ", 30)
+        self.dut.send_expect("set fwd mac", "testpmd> ", 30)
+        self.dut.send_expect("start", "testpmd> ", 30)
+
+    def check_port_link_status_after_port_restart(self):
+        """
+        check the link status after port restart
+        """
+        loop = 1
+        port_status = 'down'
+        while (loop <= 5):
+            out = self.vhost.send_expect("show port info 0", "testpmd> ", 120)
+            port_status = re.findall("Link\s*status:\s*([a-z]*)", out)
+            if ("down" not in port_status):
+                break
+            time.sleep(2)
+            loop = loop + 1
+        self.verify("down" not in port_status, "port can not up after restart")
+
+    def port_restart(self, restart_times=1):
+        for i in range(restart_times):
+            self.vhost.send_expect("stop", "testpmd> ", 120)
+            self.vhost.send_expect("port stop 0", "testpmd> ", 120)
+            self.vhost.send_expect("clear port stats 0", "testpmd> ", 120)
+            self.vhost.send_expect("port start 0", "testpmd> ", 120)
+            self.check_port_link_status_after_port_restart()
+            self.vhost.send_expect("start", "testpmd> ", 120)
+
+    def update_table_info(self, case_info, frame_size, Mpps, throughtput, Cycle):
+        results_row = [frame_size]
+        results_row.append(case_info)
+        results_row.append(Mpps)
+        results_row.append(throughtput)
+        results_row.append(Cycle)
+        self.result_table_add(results_row)
+
+    def calculate_avg_throughput(self, frame_size):
+        """
+        start to send packet and get the throughput
+        """
+        pkt = Packet(pkt_type='IP_RAW', pkt_len=frame_size)
+        pkt.config_layer('ether', {'dst': '%s' % self.dst_mac})
+        pkt.save_pcapfile(self.tester, "%s/pvp_multipath.pcap" % (self.out_path))
+
+        tgenInput = []
+        port = self.tester.get_local_port(self.dut_ports[0])
+        tgenInput.append((port, port, "%s/pvp_multipath.pcap" % self.out_path))
+        self.tester.pktgen.clear_streams()
+        fields_config = {'ip': {'dst': {'action': 'random'}}}
+        streams = self.pktgen_helper.prepare_stream_from_tginput(tgenInput, 100, fields_config, self.tester.pktgen)
+        # set traffic option
+        traffic_opt = {'delay': 5}
+        _, pps = self.tester.pktgen.measure_throughput(stream_ids=streams, options=traffic_opt)
+        Mpps = pps / 1000000.0
+        self.verify(Mpps > 0, "can not receive packets of frame size %d" % (frame_size))
+        throughput = Mpps * 100 / \
+                    float(self.wirespeed(self.nic, frame_size, 1))
+        return Mpps, throughput
+
+    def send_and_verify(self, case_info):
+        """
+        start to send packets and verify it
+        """
+        for frame_size in self.frame_sizes:
+            info = "Running test %s, and %d frame size." % (self.running_case, frame_size)
+            self.logger.info(info)
+            Mpps, throughput = self.calculate_avg_throughput(frame_size)
+            self.update_table_info(case_info, frame_size, Mpps, throughput, "Before Restart")
+            self.check_packets_of_each_queue(frame_size)
+            restart_times = 100 if case_info == 'packed_ring_mergeable' else 1
+            self.port_restart(restart_times=restart_times)
+            Mpps, throughput = self.calculate_avg_throughput(frame_size)
+            self.update_table_info(case_info, frame_size, Mpps, throughput, "After Restart")
+            self.check_packets_of_each_queue(frame_size)
+
+    def check_packets_of_each_queue(self, frame_size):
+        """
+        check each queue has receive packets
+        """
+        out = self.dut.send_expect("stop", "testpmd> ", 60)
+        p = re.compile("RX Port= 0/Queue= (\d+) -> TX Port= 0/Queue= \d+.*\n.*RX-packets:\s?(\d+).*TX-packets:\s?(\d+)")
+        res = p.findall(out)
+        self.res_queues = sorted([int(i[0]) for i in res])
+        self.res_rx_pkts = [int(i[1]) for i in res]
+        self.res_tx_pkts = [int(i[2]) for i in res]
+        self.verify(self.res_queues == list(range(self.queue_number)),
+                    "frame_size: %s, expect %s queues to handle packets, result %s queues" % (frame_size, list(range(self.queue_number)), self.res_queues))
+        self.verify(all(self.res_rx_pkts), "each queue should has rx packets, result: %s" % self.res_rx_pkts)
+        self.verify(all(self.res_tx_pkts), "each queue should has tx packets, result: %s" % self.res_tx_pkts)
+        self.dut.send_expect("start", "testpmd> ", 60)
+
+    def close_all_testpmd(self):
+        """
+        close testpmd about vhost-user and vm_testpmd
+        """
+        self.vhost.send_expect("quit", "#", 60)
+        self.dut.send_expect("quit", "#", 60)
+
+    def test_perf_pvp_2queues_test_with_packed_ring_mergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="packed_ring_mergeable")
+        self.send_and_verify("packed_ring_mergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_packed_ring_nonmergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="packed_ring_nonmergeable")
+        self.send_and_verify("packed_ring_nonmergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_split_ring_inorder_mergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="split_ring_inorder_mergeable")
+        self.send_and_verify("split_ring_inorder_mergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_split_ring_inorder_nonmergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="split_ring_inorder_nonmergeable")
+        self.send_and_verify("split_ring_inorder_nonmergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_split_ring_mergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="split_ring_mergeable")
+        self.send_and_verify("split_ring_mergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_split_ring_nonmergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="split_ring_nonmergeable")
+        self.send_and_verify("split_ring_nonmergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_split_ring_vector_rx_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="split_ring_vector_rx")
+        self.send_and_verify("split_ring_vector_rx")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_packed_ring_inorder_mergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="packed_ring_inorder_mergeable")
+        self.send_and_verify("packed_ring_inorder_mergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def test_perf_pvp_2queues_test_with_packed_ring_inorder_nonmergeable_path(self):
+        self.start_vhost_testpmd()
+        self.start_virtio_user_testpmd(flag="packed_ring_inorder_nonmergeable")
+        self.send_and_verify("packed_ring_inorder_nonmergeable")
+        self.close_all_testpmd()
+        self.result_table_print()
+
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        self.dut.kill_all()
+        time.sleep(2)
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        self.dut.close_session(self.vhost)
-- 
1.8.3.1