1 files changed, 86 insertions, 0 deletions
diff --git a/tests/sys/netinet6/scapyi386.py b/tests/sys/netinet6/scapyi386.py
new file mode 100644
index 000000000000..01d71b3a5146
--- /dev/null
+++ b/tests/sys/netinet6/scapyi386.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+#-
+# SPDX-License-Identifier: BSD-2-Clause
+#
+# Copyright (c) 2019 Netflix, Inc.
+#
+# 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
+
+def main():
+	parser = argparse.ArgumentParser("scapyi386.py",
+		description="IPv6 Ethernet Dest MAC test")
+	parser.add_argument('--sendif', nargs=1,
+		required=True,
+		help='The interface through which the packet will be sent')
+	parser.add_argument('--recvif', nargs=1,
+		required=True,
+		help='The interface on which to check for the packet')
+	parser.add_argument('--src', nargs=1,
+		required=True,
+		help='The source IP address')
+	parser.add_argument('--to', nargs=1,
+		required=True,
+		help='The destination IP address')
+	parser.add_argument('--debug',
+		required=False, action='store_true',
+		help='Enable test debugging')
+
+	args = parser.parse_args()
+
+	########################################################################
+	#
+	# A test case to check that IPv6 packets are sent with a proper
+	# (resolved) Ethernet Destination MAC address instead of the BCAST one.
+	# This was needed as test cases did not work properly on i386 due to a
+	# scapy BPF parsing bug. (See PR 239380 and duplicates).
+	#
+	bcmac = sp.Ether(dst="ff:ff:ff:ff:ff:ff").dst
+	data = "6" * 88
+	pkt = sp.Ether() / \
+		sp.IPv6(src=args.src[0], dst=args.to[0]) / \
+		sp.UDP(dport=3456, sport=6543) / \
+		data
+	sp.sendp(pkt, iface=args.sendif[0], verbose=False)
+
+	eth = pkt.getlayer(sp.Ether)
+	if eth is None:
+		print("No Ether in packet")
+		pkt.display()
+		sys.exit(1)
+	if eth.dst == bcmac:
+		print("Broadcast dMAC on packet")
+		eth.display()
+		sys.exit(1)
+
+	sys.exit(0)
+
+if __name__ == '__main__':
+	main()