1 files changed, 72 insertions, 0 deletions
diff --git a/tests/sys/netpfil/pf/pft_ether.py b/tests/sys/netpfil/pf/pft_ether.py
new file mode 100644
index 000000000000..4efb974f7897
--- /dev/null
+++ b/tests/sys/netpfil/pf/pft_ether.py
@@ -0,0 +1,72 @@
+#!/usr/bin/env python3
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+# Copyright © 2022. Rubicon Communications, LLC (Netgate). All Rights Reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+
+import argparse
+import logging
+logging.getLogger("scapy").setLevel(logging.CRITICAL)
+import scapy.all as sp
+import socket
+import sys
+
+PAYLOAD_MAGIC = bytes.fromhex('42c0ffee')
+
+def ping(send_if, dst_ip, length):
+	ether = sp.Ether()
+	ip = sp.IP(dst=dst_ip)
+	icmp = sp.ICMP(type='echo-request')
+	raw = sp.raw(PAYLOAD_MAGIC)
+
+	req = ether / ip / icmp / raw
+	req = req.build()[0:length]
+
+	sp.sendp(req, iface=send_if, verbose=False)
+
+def main():
+	parser = argparse.ArgumentParser("pft_ether.py",
+		description="Ethernet test tool")
+	parser.add_argument('--sendif', nargs=1,
+		required=True,
+		help='The interface through which the packet(s) will be sent')
+	parser.add_argument('--to', nargs=1,
+		required=True,
+		help='The destination IP address for the ICMP echo request')
+	parser.add_argument('--len', nargs=1,
+		required=True,
+		help='The length of the packet')
+
+	args = parser.parse_args()
+
+	if '-' in args.len[0]:
+		s=args.len[0].split('-')
+		for i in range(int(s[0]), int(s[1]) + 1):
+			ping(args.sendif[0], args.to[0], i)
+	else:
+		ping(args.sendif[0], args.to[0], int(args.len[0]))
+
+if __name__ == '__main__':
+	main()