Python3: resources and libraries

[csit.git] / resources / traffic_scripts / send_lw_4o6_check_hairpinning_udp.py

diff --git a/resources/traffic_scripts/send_lw_4o6_check_hairpinning_udp.py b/resources/traffic_scripts/send_lw_4o6_check_hairpinning_udp.py
deleted file mode 100755 (executable)
index eb5c26e..0000000
--- a/resources/traffic_scripts/send_lw_4o6_check_hairpinning_udp.py
+++ /dev/null
@@ -1,145 +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 empty IPv4 UDP datagram encapsulated in IPv6
-and checks if is correctly re-encapsulated."""
-
-import sys
-
-from scapy.layers.l2 import Ether
-from scapy.layers.inet6 import IPv6
-from scapy.layers.inet import IP, UDP
-
-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_dst_ipv6', 'tx_src_ipv6',
-                             'tx_dst_ipv4', 'tx_src_ipv4',
-                             'tx_dst_udp_port', 'tx_src_udp_port',
-                             'rx_dst_mac', 'rx_src_mac',
-                             'rx_dst_ipv6', 'rx_src_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_mac = '02:00:00:00:00:01'
-
-    tx_dst_ipv6 = args.get_arg('tx_dst_ipv6')
-    tx_src_ipv6 = args.get_arg('tx_src_ipv6')
-    tx_dst_ipv4 = args.get_arg('tx_dst_ipv4')
-    tx_src_ipv4 = args.get_arg('tx_src_ipv4')
-    tx_dst_udp_port = int(args.get_arg('tx_dst_udp_port'))
-    tx_src_udp_port = int(args.get_arg('tx_src_udp_port'))
-    rx_dst_mac = args.get_arg('rx_dst_mac')
-    rx_src_mac = args.get_arg('rx_src_mac')
-    rx_dst_ipv6 = args.get_arg('rx_dst_ipv6')
-    rx_src_ipv6 = args.get_arg('rx_src_ipv6')
-
-    rxq = RxQueue(rx_if)
-    txq = TxQueue(tx_if)
-    sent_packets = []
-
-    # Create empty UDP datagram in IPv4 and IPv6
-    tx_pkt = Ether(dst=tx_dst_mac, src=tx_src_mac)
-    tx_pkt /= IPv6(src=tx_src_ipv6, dst=tx_dst_ipv6)
-    tx_pkt /= IP(src=tx_src_ipv4, dst=tx_dst_ipv4)
-    tx_pkt /= UDP(sport=tx_src_udp_port, dport=tx_dst_udp_port)
-    tx_pkt /= 'udp_payload'
-
-    txq.send(tx_pkt)
-    sent_packets.append(tx_pkt)
-
-    for _ in range(5):
-        pkt = rxq.recv(2, ignore=sent_packets)
-        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 IPv6 error {} != {}.".
-                           format(ipv6.dst, rx_dst_ipv6))
-    print "Destination IPv6: OK."
-
-    if ipv6.src != rx_src_ipv6:
-        raise RuntimeError("Source IPv6 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 IPv4 error {} != {}.".
-                           format(ipv4.dst, tx_dst_ipv4))
-    print "Destination IPv4: OK."
-
-    if ipv4.src != tx_src_ipv4:
-        raise RuntimeError("Source IPv4 error {} != {}.".
-                           format(ipv4.src, tx_src_ipv4))
-    print "Source IPv4: OK."
-
-    if ipv4.proto != 17:  # UDP
-        raise RuntimeError("IPv4 protocol error {} != UDP.".
-                           format(ipv4.proto))
-    print "IPv4 protocol: OK."
-
-    udp = ipv4.payload
-
-    # check udp
-    if udp.dport != tx_dst_udp_port:
-        raise RuntimeError("UDP dport error {} != {}.".
-                           format(udp.dport, tx_dst_udp_port))
-    print "UDP dport: OK."
-
-    if udp.sport != tx_src_udp_port:
-        raise RuntimeError("UDP sport error {} != {}.".
-                           format(udp.sport, tx_src_udp_port))
-    print "UDP sport: OK."
-
-    sys.exit(0)
-
-if __name__ == "__main__":
-    main()