Python3: resources and libraries

[csit.git] / resources / traffic_scripts / send_tcp_udp.py

diff --git a/resources/traffic_scripts/send_tcp_udp.py b/resources/traffic_scripts/send_tcp_udp.py
deleted file mode 100755 (executable)
index 4cba732..0000000
--- 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()