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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_tcp_udp.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_tcp_udp.py')
-rwxr-xr-xresources/traffic_scripts/send_tcp_udp.py127
1 files changed, 0 insertions, 127 deletions
diff --git a/resources/traffic_scripts/send_tcp_udp.py b/resources/traffic_scripts/send_tcp_udp.py
deleted file mode 100755
index 4cba73286a..0000000000
--- a/resources/traffic_scripts/send_tcp_udp.py
+++ /dev/null
@@ -1,127 +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 TCP or UDP packet
-from one interface to the other.
-"""
-
-import sys
-import ipaddress
-
-from scapy.all import Ether
-from scapy.layers.inet import IP, UDP, TCP
-from scapy.layers.inet6 import IPv6, ICMPv6ND_NS
-
-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 valid_ipv6(ip):
- """Check if IP address has the correct IPv6 address format.
-
- :param ip: IP address.
- :type ip: str
- :return: True in case of correct IPv6 address format,
- otherwise return False.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(unicode(ip))
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def main():
- """Send TCP or UDP packet from one traffic generator interface to the other.
- """
- args = TrafficScriptArg(['tx_mac', 'rx_mac', 'src_ip', 'dst_ip', 'protocol',
- 'source_port', 'destination_port'])
-
- src_mac = args.get_arg('tx_mac')
- dst_mac = args.get_arg('rx_mac')
- src_ip = args.get_arg('src_ip')
- dst_ip = args.get_arg('dst_ip')
- tx_if = args.get_arg('tx_if')
- rx_if = args.get_arg('rx_if')
-
- protocol = args.get_arg('protocol')
- source_port = args.get_arg('source_port')
- destination_port = args.get_arg('destination_port')
-
- if valid_ipv4(src_ip) and valid_ipv4(dst_ip):
- ip_version = IP
- elif valid_ipv6(src_ip) and valid_ipv6(dst_ip):
- ip_version = IPv6
- else:
- ValueError("Invalid IP version!")
-
- if protocol.upper() == 'TCP':
- protocol = TCP
- elif protocol.upper() == 'UDP':
- protocol = UDP
- else:
- raise ValueError("Invalid protocol type!")
-
- rxq = RxQueue(rx_if)
- txq = TxQueue(tx_if)
-
- pkt_raw = (Ether(src=src_mac, dst=dst_mac) /
- ip_version(src=src_ip, dst=dst_ip) /
- protocol(sport=int(source_port), dport=int(destination_port)))
-
- txq.send(pkt_raw)
-
- while True:
- ether = rxq.recv(2)
- if ether is None:
- raise RuntimeError('TCP/UDP 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 TCP in ether:
- print ("TCP packet received.")
-
- elif UDP in ether:
- print ("UDP packet received.")
- else:
- raise RuntimeError("Not an TCP or UDP packet received {0}".
- format(ether.__repr__()))
-
- sys.exit(0)
-
-
-if __name__ == "__main__":
- main()