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* [dts] [PATCH V2] Add testsuite vhost enqueue interrupt
@ 2019-05-08  1:03 lihong
  2019-05-08 13:48 ` Wang, Yinan
  2019-05-13  6:31 ` Tu, Lijuan
  0 siblings, 2 replies; 4+ messages in thread
From: lihong @ 2019-05-08  1:03 UTC (permalink / raw)
  To: dts; +Cc: yinan.wang, lihong

Signed-off-by: lihong <lihongx.ma@intel.com>
---
 tests/TestSuite_vhost_enqueue_interrupt.py | 202 +++++++++++++++++++++++++++++
 1 file changed, 202 insertions(+)
 create mode 100644 tests/TestSuite_vhost_enqueue_interrupt.py

diff --git a/tests/TestSuite_vhost_enqueue_interrupt.py b/tests/TestSuite_vhost_enqueue_interrupt.py
new file mode 100644
index 0000000..29c3756
--- /dev/null
+++ b/tests/TestSuite_vhost_enqueue_interrupt.py
@@ -0,0 +1,202 @@
+# 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.
+Vhost enqueue interrupt need test with l3fwd-power sample
+"""
+
+import utils
+import time
+from test_case import TestCase
+
+
+class TestVhostEnqueueInterrupt(TestCase):
+
+    def set_up_all(self):
+        """
+        Run at the start of each test suite.
+
+        """
+        self.queues = 1
+        self.cores_num = len([n for n in self.dut.cores if int(n['socket']) == 0])
+        self.vmac = "00:11:22:33:44:10"
+        self.dut_ports = self.dut.get_ports()
+        self.mem_channels = self.dut.get_memory_channels()
+        self.prepare_l3fwd_power()
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        # Clean the execution ENV
+        self.verify_info = []
+        self.dut.send_expect("killall -s INT testpmd", "#")
+        self.dut.send_expect("killall -s INT l3fwd-power", "#")
+        self.dut.send_expect("rm -rf ./vhost-net*", "#")
+        self.vhost = self.dut.new_session(suite="vhost-l3fwd")
+        self.virtio_user = self.dut.new_session(suite="virtio-user")
+
+    def prepare_l3fwd_power(self):
+        self.dut.send_expect("cp ./examples/l3fwd-power/main.c .", "#")
+        self.dut.send_expect(
+                "sed -i '/DEV_RX_OFFLOAD_CHECKSUM/d' ./examples/l3fwd-power/main.c", "#")
+        out = self.dut.build_dpdk_apps('examples/l3fwd-power')
+        self.verify("Error" not in out, "compilation l3fwd-power error")
+
+    def get_core_list(self):
+        """
+        get core list depend on the core number
+        """
+        need_num = 2*self.queues+1
+        self.core_config = "1S/%dC/1T" % need_num
+        self.verify(self.cores_num >= need_num,
+                    "There has not enought cores to test this case")
+        core_list = self.dut.get_core_list(self.core_config)
+        self.core_list_virtio = core_list[0: self.queues+1]
+        self.core_list_l3fwd = core_list[self.queues+1: need_num]
+        self.core_mask_virtio = utils.create_mask(self.core_list_virtio)
+        self.core_mask_l3fwd = utils.create_mask(self.core_list_l3fwd)
+
+    def lanuch_virtio_user(self):
+        """
+        launch virtio-user with server mode
+        """
+        command_client = self.dut.target + "/app/testpmd -c %s -n %d " + \
+                        "--socket-mem 1024,1024 --legacy-mem --no-pci " + \
+                        "--file-prefix=virtio " + \
+                        "--vdev=net_virtio_user0,mac=%s,path=./vhost-net,server=1,queues=%d " + \
+                        "-- -i --rxq=%d --txq=%d --rss-ip"
+        command_line_client = command_client % (
+                        self.core_mask_virtio, self.mem_channels,
+                        self.vmac, self.queues, self.queues, self.queues)
+        self.virtio_user.send_expect(command_line_client, "testpmd> ", 120)
+        self.virtio_user.send_expect("set fwd txonly", "testpmd> ", 20)
+
+    def lanuch_l3fwd_power(self):
+        """
+        launch l3fwd-power with a virtual vhost device
+        """
+        self.logger.info("Launch l3fwd_sample sample:")
+        # config the interrupt cores
+        config_info = ""
+        for i in range(self.queues):
+            if config_info != "":
+                config_info += ','
+            config_info += '(0,%d,%s)' % (i, self.core_list_l3fwd[i])
+            info = {'core': self.core_list_l3fwd[i], 'port': 0, 'queue': i}
+            self.verify_info.append(info)
+
+        command_client = "./examples/l3fwd-power/build/app/l3fwd-power " + \
+                         "-c %s -n %d --socket-mem 1024,1024 --legacy-mem --no-pci " + \
+                         "--vdev 'net_vhost0,iface=vhost-net,queues=%d,client=1' " + \
+                         "-- -p 0x1 --parse-ptype 1 --config '%s' "
+        command_line_client = command_client % (
+                        self.core_mask_l3fwd, self.mem_channels,
+                        self.queues, config_info)
+        self.vhost.send_expect(command_line_client, "POWER", 40)
+        time.sleep(10)
+        out = self.vhost.get_session_before()
+        if ("Error" in out and "Error opening" not in out):
+            self.logger.error("Launch l3fwd-power sample error")
+        else:
+            self.logger.info("Launch l3fwd-power sample finished")
+
+    def check_vhost_core_status(self, status):
+        """
+        check the cpu status
+        """
+        out = self.vhost.get_session_before()
+        for i in range(len(self.verify_info)):
+            if status == "waked up":
+                info = "lcore %s is waked up from rx interrupt on port %d queue %d"
+                info = info % (self.verify_info[i]["core"], self.verify_info[i]['port'],
+                                self.verify_info[i]['queue'])
+            elif status == "sleeps":
+                info = "lcore %s sleeps until interrupt triggers" % self.verify_info[i]["core"]
+            self.logger.info(info)
+            self.verify(info in out, "The CPU status not right for %s" % info)
+
+    def send_and_verify(self):
+        """
+        start to send packets and check the cpu status
+        stop and restart to send packets and check the cpu status
+        """
+        self.virtio_user.send_expect("start", "testpmd> ", 20)
+        self.check_vhost_core_status("waked up")
+
+        self.virtio_user.send_expect("stop", "testpmd> ", 20)
+        self.check_vhost_core_status("sleeps")
+
+        self.virtio_user.send_expect("start", "testpmd> ", 20)
+        self.check_vhost_core_status("waked up")
+
+    def close_testpmd_and_session(self):
+        self.virtio_user.send_expect("quit", "#", 20)
+        self.dut.close_session(self.vhost)
+        self.dut.close_session(self.virtio_user)
+
+    def test_virtio_user_interrupt(self):
+        """
+        Check the virtio-user interrupt can work when use vhost-net as backend
+        """
+        self.queues = 1
+        self.get_core_list()
+        self.lanuch_virtio_user()
+        self.lanuch_l3fwd_power()
+        self.send_and_verify()
+
+    def test_virtio_user_interrupt_with_multi_queue(self):
+        """
+        Check the virtio-user interrupt can work with multi queue
+        """
+        self.queues = 4
+        self.get_core_list()
+        self.lanuch_virtio_user()
+        self.lanuch_l3fwd_power()
+        self.send_and_verify()
+
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        self.close_testpmd_and_session()
+        self.dut.send_expect("killall -s INT l3fwd-power", "#")
+        self.dut.send_expect("killall -s INT testpmd", "#")
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        # revert the code
+        self.dut.send_expect("mv ./main.c ./examples/l3fwd-power/", "#")
+        self.dut.build_dpdk_apps('examples/l3fwd-power')
+        pass
-- 
2.7.4


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2019-05-08  1:03 [dts] [PATCH V2] Add testsuite vhost enqueue interrupt lihong
2019-05-08 13:48 ` Wang, Yinan
2019-05-09  1:01   ` Ma, LihongX
2019-05-13  6:31 ` Tu, Lijuan

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