X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Ftraffic_scripts%2Fsend_icmp_check_arp.py;fp=resources%2Ftraffic_scripts%2Fsend_icmp_check_arp.py;h=0000000000000000000000000000000000000000;hp=49d4710ba4cd21c2cf1d0c1bb7eb797032189469;hb=d68951ac245150eeefa6e0f4156e4c1b5c9e9325;hpb=ed0258a440cfad7023d643f717ab78ac568dc59b diff --git a/resources/traffic_scripts/send_icmp_check_arp.py b/resources/traffic_scripts/send_icmp_check_arp.py deleted file mode 100755 index 49d4710ba4..0000000000 --- a/resources/traffic_scripts/send_icmp_check_arp.py +++ /dev/null @@ -1,135 +0,0 @@ -#!/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 and expects ARP on the other one. -""" - -import sys -import ipaddress - -from scapy.all import Ether -from scapy.layers.inet import ICMP, IP - -from resources.libraries.python.PacketVerifier import RxQueue, TxQueue -from resources.libraries.python.TrafficScriptArg import TrafficScriptArg - - -def valid_ipv4(ip): - """Check if IP address has the correct IPv4 address format. - - :param ip: IP address. - :type ip: str - :return: True in case of correct IPv4 address format, - otherwise return False. - :rtype: bool - """ - try: - ipaddress.IPv4Address(unicode(ip)) - return True - except (AttributeError, ipaddress.AddressValueError): - return False - - -def main(): - """Send IP ICMP packet from one traffic generator interface and expects - ARP on the other.""" - args = TrafficScriptArg( - ['tx_dst_mac', 'rx_src_mac', 'tx_src_ip', 'tx_dst_ip', 'rx_arp_src_ip', - 'rx_arp_dst_ip']) - - tx_dst_mac = args.get_arg('tx_dst_mac') - rx_src_mac = args.get_arg('rx_src_mac') - src_ip = args.get_arg('tx_src_ip') - dst_ip = args.get_arg('tx_dst_ip') - tx_if = args.get_arg('tx_if') - rx_if = args.get_arg('rx_if') - rx_dst_mac = 'ff:ff:ff:ff:ff:ff' - rx_arp_src_ip = args.get_arg('rx_arp_src_ip') - rx_arp_dst_ip = args.get_arg('rx_arp_dst_ip') - - rxq = RxQueue(rx_if) - txq = TxQueue(tx_if) - - # Create empty IP ICMP packet - if valid_ipv4(src_ip) and valid_ipv4(dst_ip): - pkt_raw = Ether(dst=tx_dst_mac) / IP(src=src_ip, dst=dst_ip) / ICMP() - - # Send created packet on one interface and receive on the other - txq.send(pkt_raw) - - ether = rxq.recv(2) - - if ether is None: - raise RuntimeError("Ethernet frame Rx timeout") - - if ether.dst == rx_dst_mac: - print("Ethernet destination address matched.") - else: - raise RuntimeError( - "Matching ethernet destination address unsuccessful: {0} != {1}". - format(ether.dst, rx_dst_mac)) - - if ether.src == rx_src_mac: - print("Ethernet source address matched.") - else: - raise RuntimeError( - "Matching ethernet source address unsuccessful: {0} != {1}" - .format(ether.src, rx_src_mac)) - - # ARP check - if ether['ARP'] is not None: - print("ARP packet received.") - else: - raise RuntimeError("Not an ARP packet received {0}" - .format(ether.__repr__())) - - # Compare data from packets - if ether['ARP'].op == 1: # 1 - who-has request - print("ARP request matched.") - else: - raise RuntimeError("Matching ARP request unsuccessful: {0} != {1}" - .format(ether['ARP'].op, 1)) - - if ether['ARP'].hwsrc == rx_src_mac: - print("Source MAC matched.") - else: - raise RuntimeError("Matching Source MAC unsuccessful: {0} != {1}" - .format(ether['ARP'].hwsrc, rx_src_mac)) - - if ether['ARP'].hwdst == "00:00:00:00:00:00": - print("Destination MAC matched.") - else: - raise RuntimeError("Matching Destination MAC unsuccessful: {0} != {1}" - .format(ether['ARP'].hwdst, "00:00:00:00:00:00")) - - if ether['ARP'].psrc == rx_arp_src_ip: - print("Source ARP IP address matched.") - else: - raise RuntimeError( - "Matching Source ARP IP address unsuccessful: {0} != {1}" - .format(ether['ARP'].psrc, rx_arp_src_ip)) - - if ether['ARP'].pdst == rx_arp_dst_ip: - print("Destination ARP IP address matched.") - else: - raise RuntimeError( - "Matching Destination ARP IP address unsuccessful: {0} != {1}" - .format(ether['ARP'].pdst, rx_arp_dst_ip)) - - sys.exit(0) - - -if __name__ == "__main__": - main()