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#
# Copyright (c) 2019 by VMware, Inc. ("VMware")
# Used Copyright (c) 2018 by Network Device Education Foundation, Inc.
# ("NetDEF") in this file.
#
# Permission to use, copy, modify, and/or distribute this software
# for any purpose with or without fee is hereby granted, provided
# that the above copyright notice and this permission notice appear
# in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
# OF THIS SOFTWARE.
#
import sys
import argparse
from scapy.all import Raw, sendp
import binascii
def send_packet(packet, iface, interval, count):
"""
Read BSR packet in Raw format and send it to specified interface
Parameter:
---------
* `packet` : BSR packet in raw format
* `interface` : Interface from which packet would be send
* `interval` : Interval between the packets
* `count` : Number of packets to be sent
"""
data = binascii.a2b_hex(packet)
p = Raw(load=data)
p.show()
sendp(p, inter=int(interval), iface=iface, count=int(count))
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Send BSR Raw packet")
parser.add_argument("packet", help="Packet in raw format")
parser.add_argument("iface", help="Packet send to this ineterface")
parser.add_argument("--interval", help="Interval between packets", default=0)
parser.add_argument(
"--count", help="Number of times packet is sent repetitively", default=0
)
args = parser.parse_args()
if not args.packet or not args.iface:
sys.exit(1)
send_packet(args.packet, args.iface, args.interval, args.count)
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