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* [dts] [PATCH V2] tests: add testsuite virtio user as exceptional path
@ 2019-08-12 21:34 lihong
  2019-08-13  6:40 ` Wang, Yinan
  2019-08-21  9:43 ` Tu, Lijuan
  0 siblings, 2 replies; 3+ messages in thread
From: lihong @ 2019-08-12 21:34 UTC (permalink / raw)
  To: dts; +Cc: yinan.wang, lihong

Signed-off-by: lihong <lihongx.ma@intel.com>
---
 tests/TestSuite_virtio_user_as_exceptional_path.py | 242 +++++++++++++++++++++
 1 file changed, 242 insertions(+)
 create mode 100644 tests/TestSuite_virtio_user_as_exceptional_path.py

diff --git a/tests/TestSuite_virtio_user_as_exceptional_path.py b/tests/TestSuite_virtio_user_as_exceptional_path.py
new file mode 100644
index 0000000..0330f7e
--- /dev/null
+++ b/tests/TestSuite_virtio_user_as_exceptional_path.py
@@ -0,0 +1,242 @@
+# BSD LICENSE
+#
+# Copyright(c) <2019> Intel Corporation.
+# 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.
+
+virtio user as exception path test suite.
+"""
+import re
+import time
+import utils
+from test_case import TestCase
+import vhost_peer_conf as peer
+
+
+class TestVirtioUserAsExceptionalPath(TestCase):
+
+    def set_up_all(self):
+        # Get and verify the ports
+        self.dut_ports = self.dut.get_ports()
+        self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
+        # Get the port's socket and get the core for testpmd
+        self.pf = self.dut_ports[0]
+        netdev = self.dut.ports_info[self.pf]['port']
+        self.socket = netdev.get_nic_socket()
+        self.cores = self.dut.get_core_list("1S/2C/1T", socket=self.socket)
+        self.virtio_ip1 = "1.1.1.2"
+        self.virtio_mac1 = "52:54:00:00:00:01"
+        self.memory_channel = self.dut.get_memory_channels()
+
+        self.pci = peer.get_pci_info()
+        self.pci_drv = peer.get_pci_driver_info()
+        self.peer_pci = peer.get_pci_peer_info()
+        self.nic_in_kernel = peer.get_pci_peer_intf_info()
+        self.verify(len(self.pci) != 0 and len(self.pci_drv) != 0
+                    and len(self.peer_pci) != 0
+                    and len(self.nic_in_kernel) != 0,
+                    'Pls config the direct connection info in vhost_peer_conf.cfg')
+        # unbind the port conf in ports.cfg
+        for i in self.dut_ports:
+            port = self.dut.ports_info[i]['port']
+            port.bind_driver()
+        self.dut.send_expect(
+            "./usertools/dpdk-devbind.py -b igb_uio %s" %
+            self.pci, '#', 30)
+
+        # set diff arg about mem_socket base on socket number
+        if len(set([int(core['socket']) for core in self.dut.cores])) == 1:
+            self.socket_mem = '1024'
+        else:
+            self.socket_mem = '1024,1024'
+
+        self.prepare_dpdk()
+
+    def set_up(self):
+        #
+        # Run before each test case.
+        #
+        # Clean the execution ENV
+        self.dut.send_expect("rm -rf ./vhost-net*", "#")
+        self.dut.send_expect("killall -s INT testpmd", "#")
+        self.dut.send_expect("killall -s INT qemu-system-x86_64", "#")
+        self.dut.send_expect("modprobe vhost-net", "#")
+
+    def launch_testpmd_exception_path(self):
+        self.testcmd = self.target + "/app/testpmd -c %s -n %d --socket-mem %s --legacy-mem" \
+                + " --vdev=virtio_user0,mac=%s,path=/dev/vhost-net,queue_size=1024 -- -i" \
+                + " --rxd=1024 --txd=1024"
+        self.coremask = utils.create_mask(self.cores)
+        self.testcmd_start = self.testcmd % (self.coremask, self.memory_channel,
+                                    self.socket_mem, self.virtio_mac1)
+        self.vhost_user = self.dut.new_session(suite="user")
+        self.vhost_user.send_expect("modprobe vhost-net", "#", 120)
+        self.vhost_user.send_expect(self.testcmd_start, "testpmd> ", 120)
+        self.vhost_user.send_expect("set fwd csum", "testpmd> ", 120)
+        self.vhost_user.send_expect("stop", "testpmd> ", 120)
+        self.vhost_user.send_expect("port stop 0", "testpmd> ", 120)
+        self.vhost_user.send_expect("port stop 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("port config 0 tx_offload tcp_cksum on", "testpmd> ", 120)
+        self.vhost_user.send_expect("port config 0 tx_offload ipv4_cksum on", "testpmd> ", 120)
+        self.vhost_user.send_expect("csum set ip sw 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("csum set tcp hw 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("csum set ip hw 0", "testpmd> ", 120)
+        self.vhost_user.send_expect("csum set tcp hw 0", "testpmd> ", 120)
+        self.vhost_user.send_expect("tso set 1448 0", "testpmd> ", 120)
+        self.vhost_user.send_expect("port start 0", "testpmd> ", 120)
+        self.vhost_user.send_expect("port start 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("start", "testpmd> ", 120)
+
+    def prepare_tap_device(self):
+        self.dut.send_expect("ifconfig tap0 up", "#")
+        self.dut.send_expect("ifconfig tap0 1.1.1.2", "#")
+
+    def testpmd_reset(self):
+        self.vhost_user.send_expect("stop", "testpmd> ", 120)
+        self.vhost_user.send_expect("port stop 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("csum set ip sw 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("port start 1", "testpmd> ", 120)
+        self.vhost_user.send_expect("start", "testpmd> ", 120)
+
+    def config_kernel_nic_host(self):
+        #
+        self.dut.send_expect("ip netns del ns1", "#")
+        self.dut.send_expect("ip netns add ns1", "#")
+        self.dut.send_expect("ip link set %s netns ns1" % self.nic_in_kernel, "#")
+        self.dut.send_expect("ip netns exec ns1 ifconfig %s 1.1.1.8 up" % self.nic_in_kernel, "#")
+        self.dut.send_expect("ip netns exec ns1 ethtool -K %s gro on" % self.nic_in_kernel, "#")
+        self.dut.send_expect("ip netns exec ns1 ethtool -K %s tso on" % self.nic_in_kernel, "#")
+
+    def prepare_dpdk(self):
+        #
+        # Changhe the testpmd checksum fwd code for mac change
+        self.dut.send_expect(
+            "cp ./app/test-pmd/csumonly.c ./app/test-pmd/csumonly_backup.c",
+            "#")
+        self.dut.send_expect(
+            "sed -i '/ether_addr_copy(&peer_eth/i\#if 0' ./app/test-pmd/csumonly.c", "#")
+        self.dut.send_expect(
+            "sed -i '/parse_ethernet(eth_hdr, &info/i\#endif' ./app/test-pmd/csumonly.c", "#")
+        self.dut.build_install_dpdk(self.dut.target)
+
+    def unprepare_dpdk(self):
+        # Recovery the DPDK code to original
+        self.dut.send_expect(
+            "cp ./app/test-pmd/csumonly_backup.c ./app/test-pmd/csumonly.c ",
+            "#")
+        self.dut.send_expect("rm -rf ./app/test-pmd/csumonly_backup.c", "#")
+        self.dut.build_install_dpdk(self.dut.target)
+
+    def iperf_result_verify(self, vm_client):
+        '''
+        Get the iperf test result
+        '''
+        fmsg = vm_client.send_expect("cat /root/iperf_client.log", "#")
+        print fmsg
+        iperfdata = re.compile('[\d+]*.[\d+]* [M|G]bits/sec').findall(fmsg)
+        print iperfdata
+        self.verify(iperfdata, 'There no data about this case')
+        self.result_table_create(['Data', 'Unit'])
+        results_row = ['exception path']
+        results_row.append(iperfdata[-1])
+        self.result_table_add(results_row)
+        self.result_table_print()
+        self.output_result = "Iperf throughput is %s" % iperfdata[-1]
+        self.logger.info(self.output_result)
+
+    def test_vhost_exception_path_TAP_original(self):
+        self.config_kernel_nic_host()
+        self.launch_testpmd_exception_path()
+        self.dut.get_session_output(timeout=2)
+        time.sleep(5)
+        # Get the virtio-net device name
+        self.prepare_tap_device()
+        self.testpmd_reset()
+        self.dut.send_expect('ip netns exec ns1 iperf -s -i 1', '', 10)
+        self.iperf = self.dut.new_session(suite="iperf")
+        self.iperf.send_expect('rm /root/iperf_client.log', '#', 10)
+        self.iperf.send_expect('iperf -c 1.1.1.8 -i 1 -t 10 > /root/iperf_client.log &', '', 180)
+        time.sleep(30)
+        self.dut.send_expect('^C', '#', 10)
+        self.iperf_result_verify(self.iperf)
+        self.logger.info("TAP->virtio-user->Kernel_NIC %s " % (self.output_result))
+        self.iperf.send_expect('rm /root/iperf_client.log', '#', 10)
+        self.vhost_user.send_expect("quit", "#", 120)
+        self.dut.close_session(self.vhost_user)
+        self.dut.send_expect("ip netns del ns1", "#")
+        self.dut.close_session(self.iperf)
+
+    def test_vhost_exception_path_NIC_original(self):
+        self.config_kernel_nic_host()
+        self.launch_testpmd_exception_path()
+        time.sleep(5)
+        self.dut.get_session_output(timeout=2)
+        self.prepare_tap_device()
+        self.testpmd_reset()
+        self.iperf = self.dut.new_session(suite="iperf")
+        self.dut.send_expect('rm /root/iperf_client.log', '#', 10)
+        self.iperf.send_expect('iperf -s -i 1', '', 180)
+        self.dut.send_expect('ip netns exec ns1 iperf -c 1.1.1.2 -i 1 -t 10 > /root/iperf_client.log &', '', 10)
+        time.sleep(30)
+        self.iperf.send_expect('^C', '#', 10)
+        self.iperf_result_verify(self.dut)
+        self.dut.get_session_output(timeout=2)
+        self.logger.info("Kernel_NIC<-virtio-user<-TAP %s " % (self.output_result))
+        self.dut.send_expect('rm /root/iperf_client.log', '#', 10)
+        self.vhost_user.send_expect("quit", "#", 120)
+        self.dut.close_session(self.vhost_user)
+        self.dut.send_expect("ip netns del ns1", "#")
+        self.dut.close_session(self.iperf)
+
+    def tear_down(self):
+        #
+        # Run after each test case.
+        #
+        self.dut.send_expect("killall -s INT testpmd", "#")
+        self.dut.send_expect("killall -s INT qemu-system-x86_64", "#")
+        self.dut.send_expect("rm -rf ./vhost-net", "#")
+        time.sleep(2)
+        self.dut.send_expect(
+            "./usertools/dpdk-devbind.py -u %s" % (self.peer_pci), '# ', 30)
+        self.dut.send_expect(
+            "./usertools/dpdk-devbind.py -b %s %s" %
+            (self.pci_drv, self.peer_pci), '# ', 30)
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        self.unprepare_dpdk()
+        self.dut.send_expect(
+            "./usertools/dpdk-devbind.py -u %s" % (self.pci), '# ', 30)
+        self.dut.send_expect(
+            "./usertools/dpdk-devbind.py -b %s %s" %
+            (self.pci_drv, self.pci), '# ', 30)
-- 
2.7.4


^ permalink raw reply	[flat|nested] 3+ messages in thread
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2019-08-12 21:34 [dts] [PATCH V2] tests: add testsuite virtio user as exceptional path lihong
2019-08-13  6:40 ` Wang, Yinan
2019-08-21  9:43 ` Tu, Lijuan

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