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https://github.com/freebsd/freebsd-src
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4d846d260e
The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch up to that fact and revert to their recommended match of BSD-2-Clause. Discussed with: pfg MFC After: 3 days Sponsored by: Netflix
64 lines
2.3 KiB
Python
64 lines
2.3 KiB
Python
#!/usr/bin/env python3
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#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright (c) 2019 Synacktiv
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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import random
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import logging
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logging.getLogger("scapy").setLevel(logging.CRITICAL)
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import scapy.all as sp
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import sys
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UDP_PROTO = 17
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AH_PROTO = 51
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FRAG_PROTO = 44
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def main():
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intf = sys.argv[1]
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ipv6_src = sys.argv[2]
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ipv6_dst = sys.argv[3]
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ipv6_main = sp.IPv6(dst=ipv6_dst, src=ipv6_src)
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padding = 8
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fid = random.randint(0,100000)
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frag_0 = sp.IPv6ExtHdrFragment(id=fid, nh=UDP_PROTO, m=1, offset=0)
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foff_1 = (int)(padding/8)
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frag_1 = sp.IPv6ExtHdrFragment(id=fid, nh=UDP_PROTO, m=0, offset=foff_1)
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pkt1_opts = sp.AH(nh=AH_PROTO, payloadlen=200) \
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/ sp.Raw('XXXX' * 199) \
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/ sp.AH(nh=FRAG_PROTO, payloadlen=1) \
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/ frag_1
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pkt0 = sp.Ether() / ipv6_main / frag_0 / sp.Raw('A' * padding)
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pkt1 = sp.Ether() / ipv6_main / pkt1_opts / sp.Raw('B' * padding)
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sp.sendp(pkt0, iface=intf, verbose=False)
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sp.sendp(pkt1, iface=intf, verbose=False)
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if __name__ == '__main__':
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main()
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