[dts] [PATCH V2 1/6] add netmap compat code

[xu,gang]

From: Lijuan Tu <lijuanx.a.tu at intel.com>

Signed-off-by: Lijuan Tu <lijuanx.a.tu at intel.com>
---
 tests/TestSuite_netmap_compat.py | 140 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 tests/TestSuite_netmap_compat.py

diff --git a/tests/TestSuite_netmap_compat.py b/tests/TestSuite_netmap_compat.py
new file mode 100644
index 0000000..7b00256
--- /dev/null
+++ b/tests/TestSuite_netmap_compat.py
@@ -0,0 +1,140 @@
+#BSD LICENSE
+#
+# Copyright(c) 2010-2016 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 Netmap_compat.
+"""
+
+import dts
+import string
+import time
+import re
+from test_case import TestCase
+from plotting import Plotting 
+from settings import HEADER_SIZE   
+from etgen import IxiaPacketGenerator
+from packet import Packet, sniff_packets, load_sniff_packets
+
+class TestNetmapCompat(TestCase):
+
+    def set_up_all(self):
+        """
+        Run at the start of each test suite.
+        """
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.verify(len(self.dut_ports) >= 2, "Insufficient ports")
+        cores = self.dut.get_core_list("1S/4C/1T")
+        self.coremask = dts.create_mask(cores)
+
+        self.path = "./examples/netmap_compat/build/bridge" 
+
+        # build sample app  
+        out = self.dut.build_dpdk_apps("./examples/netmap_compat")
+        self.verify("Error" not in out, "compilation error 1") 
+        self.verify("No such file" not in out, "compilation error 2")
+         
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+
+    def test_netmap_compat_oneport(self):
+        """
+        Verify netmap compatibility with one port 
+        """ 
+        cmd = self.path + " -c %s -n %d -- -i %s" % (self.coremask,self.dut.get_memory_channels(),self.dut_ports[0])
+      
+        #start netmap_compat with one port
+        self.dut.send_expect(cmd,"Port %s now in Netmap mode" % self.dut_ports[0],60)
+
+        self.rxItf = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[0]))
+
+        self.inst = sniff_packets(self.rxItf)
+
+        self.scapy_send_package()
+
+        out = self.get_tcpdump_package()
+        mac = self.dut.get_mac_address(self.dut_ports[0])
+        self.verify(mac in out, "Wrong: can't get <%s> package" % mac)
+         
+    def test_netmap_compat_twoport(self):
+        """
+        Verify netmap compatibility with two port
+        """
+        cmd = self.path + " -c %s -n %d -- -i %s -i %s" % (self.coremask,self.dut.get_memory_channels(),self.dut_ports[0],self.dut_ports[1])
+
+        #start netmap_compat with two port
+        self.dut.send_expect(cmd,"Port %s now in Netmap mode" % self.dut_ports[0], 60)
+       
+        self.rxItf = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[1]))
+        self.inst = sniff_packets(self.rxItf)
+
+        self.scapy_send_package()
+
+        out = self.get_tcpdump_package()
+        mac = self.dut.get_mac_address(self.dut_ports[0])
+        self.verify(mac in out, "Wrong: can't get <%s> package" % mac)
+    def scapy_send_package(self):
+        """
+        Send a packet to port  
+        """
+        txport = self.tester.get_local_port(self.dut_ports[0])
+        mac = self.dut.get_mac_address(self.dut_ports[0])
+        txItf = self.tester.get_interface(txport)
+        self.tester.scapy_append('sendp([Ether(dst="%s")/IP()/UDP()/Raw(\'X\'*18)], iface="%s")' % (mac, txItf))
+        self.tester.scapy_execute()
+
+
+    def get_tcpdump_package(self):  
+        pkts = load_sniff_packets(self.inst)
+        dsts = []  
+        for packet in pkts:  
+            dst = packet.strip_element_layer2("dst")  
+            dsts.append(dst)
+        return dsts  
+         
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        self.dut.kill_all()
+        time.sleep(2)
+        pass
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        pass
+
-- 
1.9.3