Python3: resources and libraries

[csit.git] / resources / traffic_scripts / ipv6_ns.py

diff --git a/resources/traffic_scripts/ipv6_ns.py b/resources/traffic_scripts/ipv6_ns.py
deleted file mode 100755 (executable)
index 5852e63..0000000
--- a/resources/traffic_scripts/ipv6_ns.py
+++ /dev/null
@@ -1,112 +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 for IPv6 Neighbor Solicitation test."""
-
-import sys
-import logging
-
-# pylint: disable=no-name-in-module
-# pylint: disable=import-error
-logging.getLogger("scapy.runtime").setLevel(logging.ERROR)
-
-from scapy.all import Ether
-from scapy.layers.inet6 import IPv6, ICMPv6ND_NA, ICMPv6ND_NS
-from scapy.layers.inet6 import ICMPv6NDOptDstLLAddr, ICMPv6NDOptSrcLLAddr
-
-from resources.libraries.python.PacketVerifier import RxQueue, TxQueue
-from resources.libraries.python.PacketVerifier import checksum_equal
-from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
-
-
-def main():
-    args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip'])
-
-    rxq = RxQueue(args.get_arg('rx_if'))
-    txq = TxQueue(args.get_arg('tx_if'))
-
-    src_mac = args.get_arg('src_mac')
-    dst_mac = args.get_arg('dst_mac')
-    src_ip = args.get_arg('src_ip')
-    dst_ip = args.get_arg('dst_ip')
-
-    sent_packets = []
-
-    # send ICMPv6 neighbor solicitation message
-    pkt_send = (Ether(src=src_mac, dst='ff:ff:ff:ff:ff:ff') /
-                IPv6(src=src_ip, dst='ff02::1:ff00:2') /
-                ICMPv6ND_NS(tgt=dst_ip) /
-                ICMPv6NDOptSrcLLAddr(lladdr=src_mac))
-    sent_packets.append(pkt_send)
-    txq.send(pkt_send)
-
-    # receive ICMPv6 neighbor advertisement message
-    while True:
-        ether = rxq.recv(2, sent_packets)
-        if ether is None:
-            raise RuntimeError('ICMPv6 echo reply 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 ether is None:
-        raise RuntimeError('ICMPv6 echo reply Rx timeout')
-
-    if not ether.haslayer(IPv6):
-        raise RuntimeError('Unexpected packet with no IPv6 received {0}'.
-                           format(ether.__repr__()))
-
-    ipv6 = ether[IPv6]
-
-    if not ipv6.haslayer(ICMPv6ND_NA):
-        raise RuntimeError('Unexpected packet with no ICMPv6 ND-NA received '
-                           '{0}'.format(ipv6.__repr__()))
-
-    icmpv6_na = ipv6[ICMPv6ND_NA]
-
-    # verify target address
-    if icmpv6_na.tgt != dst_ip:
-        raise RuntimeError('Invalid target address {0} should be {1}'.
-                           format(icmpv6_na.tgt, dst_ip))
-
-    if not icmpv6_na.haslayer(ICMPv6NDOptDstLLAddr):
-        raise RuntimeError('Missing Destination Link-Layer Address option in '
-                           'ICMPv6 Neighbor Advertisement {0}'.
-                           format(icmpv6_na.__repr__()))
-
-    dst_ll_addr = icmpv6_na[ICMPv6NDOptDstLLAddr]
-
-    # verify destination link-layer address field
-    if dst_ll_addr.lladdr != dst_mac:
-        raise RuntimeError('Invalid lladdr {0} should be {1}'.
-                           format(dst_ll_addr.lladdr, dst_mac))
-
-    # verify checksum
-    cksum = icmpv6_na.cksum
-    del icmpv6_na.cksum
-    tmp = ICMPv6ND_NA(str(icmpv6_na))
-    if not checksum_equal(tmp.cksum, cksum):
-        raise RuntimeError('Invalid checksum {0} should be {1}'.
-                           format(cksum, tmp.cksum))
-
-    sys.exit(0)
-
-
-if __name__ == "__main__":
-    main()