aboutsummaryrefslogtreecommitdiffstats
path: root/resources/traffic_scripts/send_ipv4_icmp_check_lw_4o6.py
diff options
context:
space:
mode:
Diffstat (limited to 'resources/traffic_scripts/send_ipv4_icmp_check_lw_4o6.py')
-rwxr-xr-xresources/traffic_scripts/send_ipv4_icmp_check_lw_4o6.py139
1 files changed, 0 insertions, 139 deletions
diff --git a/resources/traffic_scripts/send_ipv4_icmp_check_lw_4o6.py b/resources/traffic_scripts/send_ipv4_icmp_check_lw_4o6.py
deleted file mode 100755
index 9e225428df..0000000000
--- a/resources/traffic_scripts/send_ipv4_icmp_check_lw_4o6.py
+++ /dev/null
@@ -1,139 +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 IPv4 ICMP packet with ID field and checks if
-IPv4 is correctly encapsulated into IPv6 packet. Doing for ICMP echo request
-and ICMP echo response packet."""
-
-import sys
-
-from scapy.layers.l2 import Ether
-from scapy.layers.inet import IP, ICMP, icmptypes
-
-from resources.libraries.python.PacketVerifier import RxQueue, TxQueue
-from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
-
-
-def _is_ipv4_in_ipv6(pkt):
- """If IPv6 next header type in the given pkt is IPv4, return True,
- else return False. False is returned also if exception occurs."""
- ipv6_type = int('0x86dd', 16) # IPv6
- try:
- if pkt.type == ipv6_type:
- if pkt.payload.nh == 4:
- return True
- except: # pylint: disable=bare-except
- return False
- return False
-
-
-def main(): # pylint: disable=too-many-statements, too-many-locals
- """Main function of the script file."""
- args = TrafficScriptArg(['tx_dst_mac', 'tx_src_ipv4', 'tx_dst_ipv4',
- 'tx_icmp_id', 'rx_dst_mac', 'rx_src_mac',
- 'src_ipv6', 'dst_ipv6'])
- rx_if = args.get_arg('rx_if')
- tx_if = args.get_arg('tx_if')
- tx_dst_mac = args.get_arg('tx_dst_mac')
- tx_src_ipv4 = args.get_arg('tx_src_ipv4')
- tx_dst_ipv4 = args.get_arg('tx_dst_ipv4')
- tx_icmp_id = int(args.get_arg('tx_icmp_id'))
- rx_dst_mac = args.get_arg('rx_dst_mac')
- rx_src_mac = args.get_arg('rx_src_mac')
- rx_src_ipv6 = args.get_arg('src_ipv6')
- rx_dst_ipv6 = args.get_arg('dst_ipv6')
-
- rxq = RxQueue(rx_if)
- txq = TxQueue(tx_if)
- sent_packets = []
-
- for icmp_type in ('echo-request', 'echo-reply'):
- print '\nChecking ICMP type: {}'.format(icmp_type)
-
- # Create ICMP request
- tx_pkt = (Ether(dst=tx_dst_mac) /
- IP(src=tx_src_ipv4, dst=tx_dst_ipv4) /
- ICMP(type=icmp_type, id=tx_icmp_id))
-
- txq.send(tx_pkt)
- sent_packets.append(tx_pkt)
-
- for _ in range(5):
- pkt = rxq.recv(2)
- if _is_ipv4_in_ipv6(pkt):
- ether = pkt
- break
- else:
- raise RuntimeError("IPv4 in IPv6 Rx error.")
-
- # check ethernet
- if ether.dst != rx_dst_mac:
- raise RuntimeError("Destination MAC error {} != {}.".
- format(ether.dst, rx_dst_mac))
- print "Destination MAC: OK."
-
- if ether.src != rx_src_mac:
- raise RuntimeError("Source MAC error {} != {}.".
- format(ether.src, rx_src_mac))
- print "Source MAC: OK."
-
- ipv6 = ether.payload
-
- # check ipv6
- if ipv6.dst != rx_dst_ipv6:
- raise RuntimeError("Destination IP error {} != {}.".
- format(ipv6.dst, rx_dst_ipv6))
- print "Destination IPv6: OK."
-
- if ipv6.src != rx_src_ipv6:
- raise RuntimeError("Source IP error {} != {}.".
- format(ipv6.src, rx_src_ipv6))
- print "Source IPv6: OK."
-
- ipv4 = ipv6.payload
-
- # check ipv4
- if ipv4.dst != tx_dst_ipv4:
- raise RuntimeError("Destination IP error {} != {}.".
- format(ipv4.dst, tx_dst_ipv4))
- print "Destination IPv4: OK."
-
- if ipv4.src != tx_src_ipv4:
- raise RuntimeError("Source IP error {} != {}.".
- format(ipv4.src, tx_src_ipv4))
- print "Source IPv4: OK."
-
- # check icmp echo request
- if ipv4.proto != 1: # ICMP
- raise RuntimeError("IP protocol error {} != ICMP.".
- format(ipv4.proto))
- print "IPv4 protocol: OK."
-
- icmp = ipv4.payload
-
- # check icmp
- if icmptypes[icmp.type] != icmp_type:
- raise RuntimeError("ICMP type error {} != echo request.".
- format(icmp.type))
- print "ICMP type: OK."
-
- if icmp.id != tx_icmp_id:
- raise RuntimeError("ICMP ID error {} != {}.".
- format(icmp.id, tx_icmp_id))
- print "ICMP ID: OK."
-
- sys.exit(0)
-
-if __name__ == "__main__":
- main()