From 33499c81c94c2d3baef9d3e9f061cd76ef86fa74 Mon Sep 17 00:00:00 2001 From: Stefan Kobza Date: Mon, 11 Jan 2016 18:03:25 +0100 Subject: New version of RF tests. Change-Id: I241a2b7a7706e65f71cfd4a62e2a40f053fc5d07 Signed-off-by: Stefan Kobza --- resources/traffic_scripts/send_ip_icmp.py | 71 +++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100755 resources/traffic_scripts/send_ip_icmp.py (limited to 'resources/traffic_scripts/send_ip_icmp.py') diff --git a/resources/traffic_scripts/send_ip_icmp.py b/resources/traffic_scripts/send_ip_icmp.py new file mode 100755 index 0000000000..fd15376fb1 --- /dev/null +++ b/resources/traffic_scripts/send_ip_icmp.py @@ -0,0 +1,71 @@ +#!/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. + +"""Traffic script that sends an ip icmp packet +from one interface to the other""" + +import sys +from resources.libraries.python.PacketVerifier import RxQueue, TxQueue +from resources.libraries.python.TrafficScriptArg import TrafficScriptArg +from scapy.layers.inet import ICMP, IP +from scapy.all import Ether + + +def main(): + """ Send IP icmp packet from one traffic generator interface to the other""" + args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip']) + + 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') + tx_if = args.get_arg('tx_if') + rx_if = args.get_arg('rx_if') + + rxq = RxQueue(rx_if) + txq = TxQueue(tx_if) + + sent_packets = [] + + # Create empty ip ICMP packet and add padding before sending + pkt_raw = Ether(src=src_mac, dst=dst_mac) / \ + IP(src=src_ip, dst=dst_ip) / \ + ICMP() + + # Send created packet on one interface and receive on the other + sent_packets.append(pkt_raw) + txq.send(pkt_raw) + + ether = rxq.recv(1) + + # Check whether received packet contains layers Ether, IP and ICMP + if ether is None: + rxq._proc.terminate() + raise RuntimeError('ICMPv6 echo reply Rx timeout') + + if not ether.haslayer(IP): + rxq._proc.terminate() + raise RuntimeError( + 'Not an IP packet received {0}'.format(ether.__repr__())) + + if not ether.haslayer(ICMP): + rxq._proc.terminate() + raise RuntimeError( + 'Not an ICMP packet received {0}'.format(ether.__repr__())) + + rxq._proc.terminate() + sys.exit(0) + +if __name__ == "__main__": + main() -- cgit 1.2.3-korg