Merge remote-tracking branch 'origin/stable/10' into develdevel

1 files changed, 276 insertions, 0 deletions

diff --git a/contrib/netbsd-tests/net/ndp/t_dad.sh b/contrib/netbsd-tests/net/ndp/t_dad.sh
new file mode 100755
index 0000000..50ec933
--- /dev/null
+++ b/contrib/netbsd-tests/net/ndp/t_dad.sh
@@ -0,0 +1,276 @@
+#	$NetBSD: t_dad.sh,v 1.12 2016/11/25 08:51:17 ozaki-r Exp $
+#
+# Copyright (c) 2015 The NetBSD Foundation, Inc.
+# 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+#
+
+SOCKLOCAL=unix://commsock1
+SOCKPEER=unix://commsock2
+
+DEBUG=${DEBUG:-false}
+
+duplicated="[Dd][Uu][Pp][Ll][Ii][Cc][Aa][Tt][Ee][Dd]"
+
+atf_test_case dad_basic cleanup
+atf_test_case dad_duplicated cleanup
+atf_test_case dad_count cleanup
+
+dad_basic_head()
+{
+	atf_set "descr" "Tests for IPv6 DAD basic behavior"
+	atf_set "require.progs" "rump_server"
+}
+
+dad_duplicated_head()
+{
+	atf_set "descr" "Tests for IPv6 DAD duplicated state"
+	atf_set "require.progs" "rump_server"
+}
+
+dad_count_head()
+{
+	atf_set "descr" "Tests for IPv6 DAD count behavior"
+	atf_set "require.progs" "rump_server"
+}
+
+setup_server()
+{
+	local sock=$1
+	local ip=$2
+
+	rump_server_add_iface $sock shmif0 bus1
+
+	export RUMP_SERVER=$sock
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip
+	atf_check -s exit:0 rump.ifconfig shmif0 up
+	atf_check -s exit:0 rump.ifconfig -w 10
+
+	$DEBUG && rump.ifconfig shmif0
+}
+
+make_ns_pkt_str()
+{
+	local id=$1
+	local target=$2
+	pkt="33:33:ff:00:00:0${id}, ethertype IPv6 (0x86dd), length 78: ::"
+	pkt="$pkt > ff02::1:ff00:${id}: ICMP6, neighbor solicitation,"
+	pkt="$pkt who has $target, length 24"
+	echo $pkt
+}
+
+dad_basic_body()
+{
+	local pkt=
+	local localip1=fc00::1
+	local localip2=fc00::2
+	local localip3=fc00::3
+
+	rump_server_start $SOCKLOCAL netinet6
+	rump_server_add_iface $SOCKLOCAL shmif0 bus1
+
+	export RUMP_SERVER=$SOCKLOCAL
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $localip1
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $localip2
+	$DEBUG && rump.ifconfig shmif0
+
+	atf_check -s exit:0 rump.ifconfig shmif0 up
+	rump.ifconfig shmif0 > ./out
+	$DEBUG && cat ./out
+
+	# The primary address doesn't start with tentative state
+	atf_check -s not-exit:0 -x "cat ./out |grep $localip1 |grep -q tentative"
+	# The alias address starts with tentative state
+	# XXX we have no stable way to check this, so skip for now
+	#atf_check -s exit:0 -x "cat ./out |grep $localip2 |grep -q tentative"
+
+	atf_check -s exit:0 sleep 2
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+
+	# Check DAD probe packets (Neighbor Solicitation Message)
+	pkt=$(make_ns_pkt_str 2 $localip2)
+	atf_check -s exit:0 -x "cat ./out |grep -q '$pkt'"
+	# No DAD for the primary address
+	pkt=$(make_ns_pkt_str 1 $localip1)
+	atf_check -s not-exit:0 -x "cat ./out |grep -q '$pkt'"
+
+	# Waiting for DAD complete
+	atf_check -s exit:0 rump.ifconfig -w 10
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+
+	# IPv6 DAD doesn't announce (Neighbor Advertisement Message)
+
+	# The alias address left tentative
+	atf_check -s not-exit:0 -x "rump.ifconfig shmif0 |grep $localip2 |grep -q tentative"
+
+	#
+	# Add a new address on the fly
+	#
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $localip3
+
+	# The new address starts with tentative state
+	# XXX we have no stable way to check this, so skip for now
+	#atf_check -s exit:0 -x "rump.ifconfig shmif0 |grep $localip3 |grep -q tentative"
+
+	# Check DAD probe packets (Neighbor Solicitation Message)
+	atf_check -s exit:0 sleep 2
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+	pkt=$(make_ns_pkt_str 3 $localip3)
+	atf_check -s exit:0 -x "cat ./out |grep -q '$pkt'"
+
+	# Waiting for DAD complete
+	atf_check -s exit:0 rump.ifconfig -w 10
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+
+	# IPv6 DAD doesn't announce (Neighbor Advertisement Message)
+
+	# The new address left tentative
+	atf_check -s not-exit:0 -x "rump.ifconfig shmif0 |grep $localip3 |grep -q tentative"
+
+	rump_server_destroy_ifaces
+}
+
+dad_duplicated_body()
+{
+	local localip1=fc00::1
+	local localip2=fc00::11
+	local peerip=fc00::2
+
+	rump_server_start $SOCKLOCAL netinet6
+	rump_server_start $SOCKPEER netinet6
+
+	setup_server $SOCKLOCAL $localip1
+	setup_server $SOCKPEER $peerip
+
+	export RUMP_SERVER=$SOCKLOCAL
+
+	# The primary address isn't marked as duplicated
+	atf_check -s exit:0 -o not-match:"$localip1.+$duplicated" \
+	    rump.ifconfig shmif0
+
+	#
+	# Add a new address duplicated with the peer server
+	#
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $peerip
+	atf_check -s exit:0 sleep 1
+
+	# The new address is marked as duplicated
+	atf_check -s exit:0 -o match:"$peerip.+$duplicated" \
+	    rump.ifconfig shmif0
+
+	# A unique address isn't marked as duplicated
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $localip2
+	atf_check -s exit:0 sleep 1
+	atf_check -s exit:0 -o not-match:"$localip2.+$duplicated" \
+	    rump.ifconfig shmif0
+
+	rump_server_destroy_ifaces
+}
+
+dad_count_test()
+{
+	local pkt=
+	local count=$1
+	local id=$2
+	local target=$3
+
+	#
+	# Set DAD count to $count
+	#
+	atf_check -s exit:0 rump.sysctl -w -q net.inet6.ip6.dad_count=$count
+
+	# Add a new address
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $target
+
+	# Waiting for DAD complete
+	atf_check -s exit:0 rump.ifconfig -w 20
+
+	# Check the number of DAD probe packets (Neighbor Solicitation Message)
+	atf_check -s exit:0 sleep 2
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+	pkt=$(make_ns_pkt_str $id $target)
+	atf_check -s exit:0 -o match:"$count" \
+	    -x "cat ./out |grep '$pkt' | wc -l | tr -d ' '"
+}
+
+dad_count_body()
+{
+	local localip1=fc00::1
+	local localip2=fc00::2
+
+	rump_server_start $SOCKLOCAL netinet6
+	rump_server_add_iface $SOCKLOCAL shmif0 bus1
+
+	export RUMP_SERVER=$SOCKLOCAL
+
+	# Check default value
+	atf_check -s exit:0 -o match:"1" rump.sysctl -n net.inet6.ip6.dad_count
+
+	# Setup interface
+	atf_check -s exit:0 rump.ifconfig shmif0 up
+	atf_check -s exit:0 sleep 2
+	rump.ifconfig shmif0 > ./out
+	$DEBUG && cat ./out
+
+	#
+	# Set and test DAD count (count=1)
+	#
+	dad_count_test 1 1 $localip1
+
+	#
+	# Set and test DAD count (count=8)
+	#
+	dad_count_test 8 2 $localip2
+
+	rump_server_destroy_ifaces
+}
+
+dad_basic_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+dad_duplicated_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+dad_count_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+atf_init_test_cases()
+{
+	atf_add_test_case dad_basic
+	atf_add_test_case dad_duplicated
+	atf_add_test_case dad_count
+}