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authorJan Gelety <jgelety@cisco.com>2019-11-12 05:27:43 +0100
committerJan Gelety <jgelety@cisco.com>2019-11-28 18:26:21 +0100
commitd68951ac245150eeefa6e0f4156e4c1b5c9e9325 (patch)
tree487554a7547218d27f0a61ec02b70502c32cdcb4 /resources/traffic_scripts/icmpv6_echo.py
parented0258a440cfad7023d643f717ab78ac568dc59b (diff)
Python3: resources and libraries
Change-Id: I1392c06b1d64f62b141d24c0d42a8e36913b15e2 Signed-off-by: Jan Gelety <jgelety@cisco.com>
Diffstat (limited to 'resources/traffic_scripts/icmpv6_echo.py')
-rwxr-xr-xresources/traffic_scripts/icmpv6_echo.py108
1 files changed, 0 insertions, 108 deletions
diff --git a/resources/traffic_scripts/icmpv6_echo.py b/resources/traffic_scripts/icmpv6_echo.py
deleted file mode 100755
index a18896b07f..0000000000
--- a/resources/traffic_scripts/icmpv6_echo.py
+++ /dev/null
@@ -1,108 +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 ICMPv6 echo test."""
-
-import sys
-import logging
-
-# 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():
- 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')
- echo_id = 0xa
- echo_seq = 0x1
-
- sent_packets = []
-
- # send ICMPv6 neighbor advertisement message
- pkt_send = (Ether(src=src_mac, dst='ff:ff:ff:ff:ff:ff') /
- IPv6(src=src_ip, dst='ff02::1:ff00:2') /
- ICMPv6ND_NA(tgt=src_ip, R=0) /
- ICMPv6NDOptDstLLAddr(lladdr=src_mac))
- sent_packets.append(pkt_send)
- txq.send(pkt_send)
-
- # send ICMPv6 echo request
- pkt_send = (Ether(src=src_mac, dst=dst_mac) /
- IPv6(src=src_ip, dst=dst_ip) /
- ICMPv6EchoRequest(id=echo_id, seq=echo_seq))
- sent_packets.append(pkt_send)
- txq.send(pkt_send)
-
- # receive ICMPv6 echo reply
- while True:
- ether = rxq.recv(2, sent_packets)
- if ether is None:
- raise RuntimeError('ICMPv6 echo reply Rx timeout')
-
- if ether.haslayer(ICMPv6ND_NS):
- # read another packet in the queue if the current one is ICMPv6ND_NS
- continue
- else:
- # otherwise process the current packet
- break
-
- if not ether.haslayer(IPv6):
- raise RuntimeError('Unexpected packet with no IPv6 received {0}'.
- format(ether.__repr__()))
-
- ipv6 = ether[IPv6]
-
- if not ipv6.haslayer(ICMPv6EchoReply):
- raise RuntimeError('Unexpected packet with no ICMPv6 echo reply '
- 'received {0}'.format(ipv6.__repr__()))
-
- icmpv6 = ipv6[ICMPv6EchoReply]
-
- # check identifier and sequence number
- if icmpv6.id != echo_id or icmpv6.seq != echo_seq:
- raise RuntimeError('Invalid ICMPv6 echo reply received ID {0} seq {1} '
- 'should be ID {2} seq {3}'.
- format(icmpv6.id, icmpv6.seq, echo_id, echo_seq))
-
- # verify checksum
- 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))
-
- sys.exit(0)
-
-
-if __name__ == "__main__":
- main()