X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Ftraffic_scripts%2Fipv6_sweep_ping.py;fp=resources%2Ftraffic_scripts%2Fipv6_sweep_ping.py;h=0000000000000000000000000000000000000000;hp=28d23a16ef9d94723b2dd54231a0491b50d1b99e;hb=d68951ac245150eeefa6e0f4156e4c1b5c9e9325;hpb=ed0258a440cfad7023d643f717ab78ac568dc59b diff --git a/resources/traffic_scripts/ipv6_sweep_ping.py b/resources/traffic_scripts/ipv6_sweep_ping.py deleted file mode 100755 index 28d23a16ef..0000000000 --- a/resources/traffic_scripts/ipv6_sweep_ping.py +++ /dev/null @@ -1,120 +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 for IPv6 sweep ping.""" - -import logging -import os -import sys - -# pylint: disable=no-name-in-module -# pylint: disable=import-error -logging.getLogger("scapy.runtime").setLevel(logging.ERROR) - -from scapy.all import Ether -from scapy.layers.inet6 import IPv6, ICMPv6ND_NA, ICMPv6ND_NS -from scapy.layers.inet6 import ICMPv6NDOptDstLLAddr -from scapy.layers.inet6 import ICMPv6EchoRequest, ICMPv6EchoReply - -from resources.libraries.python.PacketVerifier import RxQueue, TxQueue -from resources.libraries.python.PacketVerifier import checksum_equal -from resources.libraries.python.TrafficScriptArg import TrafficScriptArg - - -def main(): - # start_size - start size of the ICMPv6 echo data - # end_size - end size of the ICMPv6 echo data - # step - increment step - args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip', - 'start_size', 'end_size', 'step']) - - 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') - start_size = int(args.get_arg('start_size')) - end_size = int(args.get_arg('end_size')) - step = int(args.get_arg('step')) - echo_id = 0xa - # generate some random data buffer - data = bytearray(os.urandom(end_size)) - - # send ICMPv6 neighbor advertisement message - sent_packets = [] - pkt_send = (Ether(src=src_mac, dst=dst_mac) / - IPv6(src=src_ip, dst=dst_ip) / - ICMPv6ND_NA(tgt=src_ip, R=0) / - ICMPv6NDOptDstLLAddr(lladdr=src_mac)) - sent_packets.append(pkt_send) - txq.send(pkt_send) - - # send ICMPv6 echo request with incremented data length and receive ICMPv6 - # echo reply - for echo_seq in range(start_size, end_size + 1, step): - pkt_send = (Ether(src=src_mac, dst=dst_mac) / - IPv6(src=src_ip, dst=dst_ip) / - ICMPv6EchoRequest(id=echo_id, seq=echo_seq, - data=data[0:echo_seq])) - sent_packets.append(pkt_send) - txq.send(pkt_send) - - while True: - ether = rxq.recv(ignore=sent_packets) - if ether is None: - raise RuntimeError('ICMPv6 echo reply seq {0} ' - 'Rx timeout'.format(echo_seq)) - - if ether.haslayer(ICMPv6ND_NS): - # read another packet in the queue in case of ICMPv6ND_NS packet - continue - else: - # otherwise process the current packet - break - - if not ether.haslayer(IPv6): - raise RuntimeError('Unexpected packet with no IPv6 layer ' - 'received: {0}'.format(ether.__repr__())) - - ipv6 = ether[IPv6] - - if not ipv6.haslayer(ICMPv6EchoReply): - raise RuntimeError('Unexpected packet with no ICMPv6 echo reply ' - 'layer received: {0}'.format(ipv6.__repr__())) - - icmpv6 = ipv6[ICMPv6EchoReply] - - if icmpv6.id != echo_id or icmpv6.seq != echo_seq: - raise RuntimeError('ICMPv6 echo reply with invalid data received: ' - 'ID {0} seq {1} should be ID {2} seq {3}, {0}'. - format(icmpv6.id, icmpv6.seq, echo_id, - echo_seq)) - - cksum = icmpv6.cksum - del icmpv6.cksum - tmp = ICMPv6EchoReply(str(icmpv6)) - if not checksum_equal(tmp.cksum, cksum): - raise RuntimeError('Invalid checksum: {0} should be {1}'. - format(cksum, tmp.cksum)) - - sent_packets.remove(pkt_send) - - sys.exit(0) - - -if __name__ == "__main__": - main()