From 99011c1da6c73772225539306270a6444f138126 Mon Sep 17 00:00:00 2001 From: Miroslav Miklus Date: Fri, 27 May 2016 21:47:57 +0200 Subject: Sample test suite for vpp sample plugin (macswap) JIRA: CSIT-123 Change-Id: I4774ddf3a2f67c322fe27e5f9d366f508156e70f Signed-off-by: Miroslav Miklus --- resources/traffic_scripts/macswap_check.py | 66 ++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100755 resources/traffic_scripts/macswap_check.py (limited to 'resources/traffic_scripts/macswap_check.py') diff --git a/resources/traffic_scripts/macswap_check.py b/resources/traffic_scripts/macswap_check.py new file mode 100755 index 0000000000..402bb7bac1 --- /dev/null +++ b/resources/traffic_scripts/macswap_check.py @@ -0,0 +1,66 @@ +#!/usr/bin/env python + +# Copyright (c) 2016 Cisco and/or its affiliates. +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at: +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +"""Macswap test.""" + +from scapy.all import Ether, IP + +from resources.libraries.python.PacketVerifier import RxQueue, TxQueue +from resources.libraries.python.TrafficScriptArg import TrafficScriptArg + +def check_macswap(pkt_send, pkt_recv): + """Compare MAC addresses of sent and received packet. + + :param pkt_send: Sent packet. + :param pkt_recv: Received packet. + :type pkt_send: Ether + :type pkt_recv: Ether + """ + print "Comparing following packets:" + pkt_send.show2() + pkt_recv.show2() + + if pkt_send.dst != pkt_recv.src or pkt_send.src != pkt_recv.dst: + raise RuntimeError("MAC addresses were not swapped.") + + +def main(): + """Main function.""" + args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip']) + + rxq = RxQueue(args.get_arg('rx_if')) + txq = TxQueue(args.get_arg('tx_if')) + + src_mac = args.get_arg('src_mac') + dst_mac = args.get_arg('dst_mac') + src_ip = args.get_arg('src_ip') + dst_ip = args.get_arg('dst_ip') + + pkt_send = (Ether(src=src_mac, dst=dst_mac) / + IP(src=src_ip, dst=dst_ip, proto=61)) + + sent_packets = [] + sent_packets.append(pkt_send) + txq.send(pkt_send) + + pkt_recv = rxq.recv(ignore=sent_packets) + + if pkt_recv is None: + raise RuntimeError('Timeout waiting for packet') + + check_macswap(pkt_send, pkt_recv) + +if __name__ == "__main__": + main() -- cgit 1.2.3-korg