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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/send_icmp_check_multipath.py
parented0258a440cfad7023d643f717ab78ac568dc59b (diff)
Python3: resources and libraries
Change-Id: I1392c06b1d64f62b141d24c0d42a8e36913b15e2 Signed-off-by: Jan Gelety <jgelety@cisco.com>
Diffstat (limited to 'resources/traffic_scripts/send_icmp_check_multipath.py')
-rwxr-xr-xresources/traffic_scripts/send_icmp_check_multipath.py142
1 files changed, 0 insertions, 142 deletions
diff --git a/resources/traffic_scripts/send_icmp_check_multipath.py b/resources/traffic_scripts/send_icmp_check_multipath.py
deleted file mode 100755
index 5da3b7b096..0000000000
--- a/resources/traffic_scripts/send_icmp_check_multipath.py
+++ /dev/null
@@ -1,142 +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 ICMPv4/ICMPv6 packets traffic
-and check if it is divided into two paths."""
-
-import sys
-import ipaddress
-
-from scapy.all import Ether
-from scapy.layers.inet import ICMP, IP
-from scapy.layers.inet6 import IPv6, ICMPv6EchoRequest, ICMPv6ND_NS
-
-from resources.libraries.python.PacketVerifier import RxQueue, TxQueue
-from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
-
-
-def valid_ipv4(ip):
- try:
- ipaddress.IPv4Address(unicode(ip))
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ip):
- try:
- ipaddress.IPv6Address(unicode(ip))
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def main():
- """Send 100 IP ICMP packets traffic and check if it is divided into
- two paths."""
- args = TrafficScriptArg(
- ['src_ip', 'dst_ip', 'tg_if1_mac', 'dut_if1_mac', 'dut_if2_mac',
- 'path_1_mac', 'path_2_mac'])
-
- src_ip = args.get_arg('src_ip')
- dst_ip = args.get_arg('dst_ip')
- tg_if1_mac = args.get_arg('tg_if1_mac')
- dut_if1_mac = args.get_arg('dut_if1_mac')
- dut_if2_mac = args.get_arg('dut_if2_mac')
- path_1_mac = args.get_arg('path_1_mac')
- path_2_mac = args.get_arg('path_2_mac')
- tx_if = args.get_arg('tx_if')
- rx_if = args.get_arg('rx_if')
- path_1_counter = 0
- path_2_counter = 0
-
- rxq = RxQueue(rx_if)
- txq = TxQueue(tx_if)
- sent_packets = []
- ip_format = ''
- pkt_raw = ''
- separator = ''
-
- if valid_ipv4(src_ip):
- separator = '.'
- elif valid_ipv6(src_ip):
- separator = ':'
- else:
- raise ValueError("Source address not in correct format")
-
- src_ip_base = (src_ip.rsplit(separator, 1))[0] + separator
-
- for i in range(1, 101):
- if valid_ipv4(src_ip) and valid_ipv4(dst_ip):
- pkt_raw = (Ether(src=tg_if1_mac, dst=dut_if1_mac) /
- IP(src=src_ip_base+str(i), dst=dst_ip) /
- ICMP())
- ip_format = 'IP'
- elif valid_ipv6(src_ip) and valid_ipv6(dst_ip):
- pkt_raw = (Ether(src=tg_if1_mac, dst=dut_if1_mac) /
- IPv6(src=src_ip_base+str(i), dst=dst_ip) /
- ICMPv6EchoRequest())
- ip_format = 'IPv6'
- else:
- raise ValueError("IP not in correct format")
-
- sent_packets.append(pkt_raw)
- txq.send(pkt_raw)
-
- while True:
- ether = rxq.recv(2)
- if ether is None:
- raise RuntimeError('ICMPv6 echo reply Rx timeout')
-
- 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 ether is None:
- raise RuntimeError("ICMP echo Rx timeout")
- if not ether.haslayer(ip_format):
- raise RuntimeError("Not an IP packet received {0}".
- format(ether.__repr__()))
-
- if ether[Ether].src != dut_if2_mac:
- raise RuntimeError("Source MAC address error")
-
- if ether[Ether].dst == path_1_mac:
- path_1_counter += 1
- elif ether[Ether].dst == path_2_mac:
- path_2_counter += 1
- else:
- raise RuntimeError("Destination MAC address error")
-
- if (path_1_counter + path_2_counter) != 100:
- raise RuntimeError("Packet loss: recevied only {} packets of 100 ".
- format(path_1_counter + path_2_counter))
-
- if path_1_counter == 0:
- raise RuntimeError("Path 1 error!")
-
- if path_2_counter == 0:
- raise RuntimeError("Path 2 error!")
-
- print "Path_1 counter: {}".format(path_1_counter)
- print "Path_2 counter: {}".format(path_2_counter)
-
- sys.exit(0)
-
-
-if __name__ == "__main__":
- main()