[dts] [DTS][PATCH 1/2] pmd rss reta: add rss reta suite

[Jingguo Fu <jingguox.fu@intel.com>]

Signed-off-by: Jingguo Fu <jingguox.fu@intel.com>
---
 tests/TestSuite_pmdrssreta.py | 255 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 255 insertions(+)
 create mode 100644 tests/TestSuite_pmdrssreta.py

diff --git a/tests/TestSuite_pmdrssreta.py b/tests/TestSuite_pmdrssreta.py
new file mode 100644
index 0000000..60f340d
--- /dev/null
+++ b/tests/TestSuite_pmdrssreta.py
@@ -0,0 +1,255 @@
+# BSD LICENSE
+#
+# Copyright(c) 2010-2014 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 = [16]
+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
+#
+#
+# Test class.
+#
+class TestPmdrssreta(TestCase):
+    #
+    #
+    # Utility methods and other non-test code.
+    #
+    def send_packet(self, itf, tran_type):
+        """
+        Sends packets.
+        """
+        global reta_lines
+
+        self.tester.scapy_foreground()
+        self.tester.scapy_append('sys.path.append("./")')
+        self.tester.scapy_append('from sctp import *')
+        self.dut.send_expect("start", "testpmd>")
+        mac = self.dut.get_mac_address(0)
+        # send packet with different source and dest ip
+        if tran_type == "IPV4":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s")/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")/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")/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 == "IPV6":
+            for i in range(16):
+                packet = r'sendp([Ether(dst="%s")/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")/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")/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)
+        else:
+            print "\ntran_type error!\n"
+
+        out = self.dut.send_expect("stop", "testpmd>")
+        lines = out.split("\r\n")
+        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 == "niantic"):
+                # 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!")
+
+    #
+    #
+    #
+    # Test cases.
+    #
+    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))
+        ports = self.dut.get_ports(self.nic)
+        self.ports_socket = self.dut.get_numa_id(ports[0])
+        self.verify(len(ports) >= 1, "Not enough ports available")
+
+        self.pmdout = PmdOutput(self.dut)
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+
+    def test_pmdrss_reta(self):
+        dutPorts = self.dut.get_ports(self.nic)
+        localPort = self.tester.get_local_port(dutPorts[0])
+        itf = self.tester.get_interface(localPort)
+        iptypes = ['IPV4']
+
+        self.dut.kill_all()
+
+        # test with different rss queues
+        for queue in testQueues:
+            if(queue == 16):
+                self.pmdout.start_testpmd(
+                    "all", "--rxq=%d --txq=%d" % (queue, queue), socket=self.ports_socket)
+            else:
+                self.pmdout.start_testpmd(
+                    "all", "--mbcache=128 --rxq=%d --txq=%d" % (queue, queue), socket=self.ports_socket)
+
+            for iptype in iptypes:
+                self.dut.send_expect("set verbose 8", "testpmd> ")
+                self.dut.send_expect("set fwd rxonly", "testpmd> ")
+                self.dut.send_expect(
+                    "set nbcore %d" % (queue + 1), "testpmd> ")
+
+                # self.dut.send_expect("port stop all", "testpmd> ")
+                # self.dut.send_expect("port config all rss udp", "testpmd> ")
+                # self.dut.send_expect("port start all", "testpmd> ")
+
+                # configure the reta with specific mappings.
+                if(self.nic == "niantic"):
+                    for i in range(128):
+                        reta_entries.insert(i, random.randint(0, queue - 1))
+                        self.dut.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.dut.send_expect(
+                            "port config 0 rss reta (%d,%d)" % (i, reta_entries[i]), "testpmd> ")
+
+                self.send_packet(itf, iptype)
+
+            self.dut.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.dut.kill_all()
-- 
2.1.0