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

1 files changed, 406 insertions, 0 deletions

diff --git a/contrib/netbsd-tests/net/ndp/t_ndp.sh b/contrib/netbsd-tests/net/ndp/t_ndp.sh
new file mode 100755
index 0000000..aa96390
--- /dev/null
+++ b/contrib/netbsd-tests/net/ndp/t_ndp.sh
@@ -0,0 +1,406 @@
+#	$NetBSD: t_ndp.sh,v 1.17 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.
+#
+
+SOCKSRC=unix://commsock1
+SOCKDST=unix://commsock2
+IP6SRC=fc00::1
+IP6DST=fc00::2
+
+DEBUG=${DEBUG:-true}
+TIMEOUT=1
+
+atf_test_case ndp_cache_expiration cleanup
+atf_test_case ndp_commands cleanup
+atf_test_case ndp_cache_overwriting cleanup
+atf_test_case ndp_neighborgcthresh cleanup
+atf_test_case ndp_link_activation cleanup
+
+ndp_cache_expiration_head()
+{
+	atf_set "descr" "Tests for NDP cache expiration"
+	atf_set "require.progs" "rump_server"
+}
+
+ndp_commands_head()
+{
+	atf_set "descr" "Tests for commands of ndp(8)"
+	atf_set "require.progs" "rump_server"
+}
+
+ndp_cache_overwriting_head()
+{
+	atf_set "descr" "Tests for behavior of overwriting NDP caches"
+	atf_set "require.progs" "rump_server"
+}
+
+ndp_neighborgcthresh_head()
+{
+	atf_set "descr" "Tests for GC of neighbor caches"
+	atf_set "require.progs" "rump_server"
+}
+
+ndp_link_activation_head()
+{
+	atf_set "descr" "Tests for activating a new MAC address"
+	atf_set "require.progs" "rump_server"
+}
+
+setup_dst_server()
+{
+	local assign_ip=$1
+
+	rump_server_add_iface $SOCKDST shmif0 bus1
+	export RUMP_SERVER=$SOCKDST
+	if [ "$assign_ip" != no ]; then
+		atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6DST
+	fi
+	atf_check -s exit:0 rump.ifconfig shmif0 up
+	atf_check -s exit:0 rump.ifconfig -w 10
+
+	$DEBUG && rump.ifconfig shmif0
+	$DEBUG && rump.ndp -n -a
+}
+
+setup_src_server()
+{
+	$DEBUG && ulimit -c unlimited
+	export RUMP_SERVER=$SOCKSRC
+
+	# Setup an interface
+	rump_server_add_iface $SOCKSRC shmif0 bus1
+	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6SRC
+	atf_check -s exit:0 rump.ifconfig shmif0 up
+	atf_check -s exit:0 rump.ifconfig -w 10
+
+	# Sanity check
+	$DEBUG && rump.ifconfig shmif0
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o ignore rump.ndp -n $IP6SRC
+	atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6DST
+}
+
+get_timeout()
+{
+	local timeout=$(env RUMP_SERVER=$SOCKSRC rump.ndp -n $IP6DST |grep $IP6DST|awk '{print $4;}')
+	timeout=${timeout%s}
+	echo $timeout
+}
+
+ndp_cache_expiration_body()
+{
+
+	rump_server_start $SOCKSRC netinet6
+	rump_server_start $SOCKDST netinet6
+
+	setup_dst_server
+	setup_src_server
+
+	#
+	# Check if a cache is expired expectedly
+	#
+	export RUMP_SERVER=$SOCKSRC
+	atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
+
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6SRC
+	# Should be cached
+	atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n $IP6DST
+
+	timeout=$(get_timeout $IP6DST)
+
+	atf_check -s exit:0 sleep $(($timeout + 1))
+
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6SRC
+	# Expired but remains until GC sweaps it (1 day)
+	atf_check -s exit:0 -o match:'(1d0h0m|23h59m)' rump.ndp -n $IP6DST
+
+	rump_server_destroy_ifaces
+}
+
+ifdown_dst_server()
+{
+	export RUMP_SERVER=$SOCKDST
+	atf_check -s exit:0 rump.ifconfig shmif0 down
+	export RUMP_SERVER=$SOCKSRC
+}
+
+ndp_commands_body()
+{
+
+	rump_server_start $SOCKSRC netinet6
+	rump_server_start $SOCKDST netinet6
+
+	setup_dst_server
+	setup_src_server
+
+	export RUMP_SERVER=$SOCKSRC
+
+	# We can delete the entry for the interface's IP address
+	atf_check -s exit:0 -o match:"$IP6SRC" rump.ndp -d $IP6SRC
+
+	# Add and delete a static entry
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::10
+	atf_check -s exit:0 -o match:'deleted' rump.ndp -d fc00::10
+	$DEBUG && rump.ndp -n -a
+	atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n fc00::10
+
+	# Add multiple entries via a file (XXX not implemented)
+	#cat - > ./list <<-EOF
+	#fc00::11 b2:a0:20:00:00:11
+	#fc00::12 b2:a0:20:00:00:12
+	#fc00::13 b2:a0:20:00:00:13
+	#fc00::14 b2:a0:20:00:00:14
+	#fc00::15 b2:a0:20:00:00:15
+	#EOF
+	#$DEBUG && rump.ndp -n -a
+	#atf_check -s exit:0 -o ignore rump.ndp -f ./list
+	#$DEBUG && rump.ndp -n -a
+
+	atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
+	atf_check -s exit:0 -o ignore rump.ndp -s fc00::11 b2:a0:20:00:00:11
+	atf_check -s exit:0 -o ignore rump.ndp -s fc00::12 b2:a0:20:00:00:12
+
+	atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n $IP6DST
+	atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::11
+	atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::12
+
+	# Test ndp -a
+	atf_check -s exit:0 -o match:'fc00::11' rump.ndp -n -a
+	atf_check -s exit:0 -o match:'fc00::12' rump.ndp -n -a
+
+	# Ensure no packet upsets the src server
+	ifdown_dst_server
+
+	# Flush all entries (-c)
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o ignore rump.ndp -c
+	atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6SRC
+	atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6DST
+	# Only the static caches are not deleted
+	atf_check -s exit:0 -o ignore -e ignore rump.ndp -n fc00::11
+	atf_check -s exit:0 -o ignore -e ignore rump.ndp -n fc00::12
+
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
+	rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n fc00::10
+
+	rump_server_destroy_ifaces
+}
+
+ndp_cache_overwriting_body()
+{
+
+	rump_server_start $SOCKSRC netinet6
+	rump_server_start $SOCKDST netinet6
+
+	setup_dst_server
+	setup_src_server
+
+	export RUMP_SERVER=$SOCKSRC
+
+	# Cannot overwrite a permanent cache
+	atf_check -s not-exit:0 -e ignore rump.ndp -s $IP6SRC b2:a0:20:00:00:ff
+	$DEBUG && rump.ndp -n -a
+
+	atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
+	$DEBUG && rump.ndp -n -a
+	# Can overwrite a dynamic cache
+	atf_check -s exit:0 -o ignore rump.ndp -s $IP6DST b2:a0:20:00:00:00
+	$DEBUG && rump.ndp -n -a
+	atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6DST
+
+	# Test temp option (XXX it doesn't work; expire time isn't set)
+	#atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
+	#$DEBUG && rump.ndp -n -a
+	#atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n fc00::10
+	# Cannot overwrite a temp cache
+	#atf_check -s not-exit:0 -e ignore rump.ndp -s fc00::10 b2:a0:20:00:00:ff
+	#$DEBUG && rump.ndp -n -a
+
+	rump_server_destroy_ifaces
+}
+
+get_n_caches()
+{
+
+	echo $(rump.ndp -a -n |grep -v -e Neighbor -e permanent |wc -l)
+}
+
+ndp_neighborgcthresh_body()
+{
+
+	rump_server_start $SOCKSRC netinet6
+	rump_server_start $SOCKDST netinet6
+
+	setup_dst_server no
+	setup_src_server
+
+	export RUMP_SERVER=$SOCKDST
+	for i in $(seq 0 9); do
+		atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6DST}$i
+	done
+
+	export RUMP_SERVER=$SOCKSRC
+
+	# ping to 3 destinations
+	$DEBUG && rump.ndp -n -a
+	for i in $(seq 0 2); do
+		atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 \
+		    ${IP6DST}$i
+	done
+	$DEBUG && rump.ndp -n -a
+
+	# 3 caches should be created
+	atf_check_equal $(get_n_caches) 3
+
+	# ping to additional 3 destinations
+	for i in $(seq 3 5); do
+		atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 \
+		    ${IP6DST}$i
+	done
+	$DEBUG && rump.ndp -n -a
+
+	# 6 caches should be created in total
+	atf_check_equal $(get_n_caches) 6
+
+	# Limit the number of neighbor caches to 5
+	atf_check -s exit:0 -o ignore rump.sysctl -w \
+	    net.inet6.ip6.neighborgcthresh=5
+
+	# ping to additional 4 destinations
+	for i in $(seq 6 9); do
+		atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 \
+		    ${IP6DST}$i
+	done
+
+	# More than 5 caches should be created in total, but exceeded caches
+	# should be GC-ed
+	if [ "$(get_n_caches)" -gt 5 ]; then
+		atf_fail "Neighbor caches are not GC-ed"
+	fi
+
+	rump_server_destroy_ifaces
+}
+
+make_pkt_str_na()
+{
+	local ip=$1
+	local mac=$2
+	local pkt=
+	pkt="$mac > 33:33:00:00:00:01, ethertype IPv6 (0x86dd), length 86:"
+	pkt="$pkt $ip > ff02::1: ICMP6, neighbor advertisement"
+	echo $pkt
+}
+
+ndp_link_activation_body()
+{
+	local linklocal=
+
+	rump_server_start $SOCKSRC netinet6
+	rump_server_start $SOCKDST netinet6
+
+	setup_dst_server
+	setup_src_server
+
+	# flush old packets
+	extract_new_packets bus1 > ./out
+
+	export RUMP_SERVER=$SOCKSRC
+
+	atf_check -s exit:0 -o ignore rump.ifconfig shmif0 link \
+	    b2:a1:00:00:00:01
+
+	atf_check -s exit:0 sleep 1
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+
+	linklocal=$(rump.ifconfig shmif0 |awk '/fe80/ {print $2;}' |awk -F % '{print $1;}')
+	$DEBUG && echo $linklocal
+
+	pkt=$(make_pkt_str_na $linklocal b2:a1:00:00:00:01)
+	atf_check -s not-exit:0 -x "cat ./out |grep -q '$pkt'"
+
+	atf_check -s exit:0 -o ignore rump.ifconfig shmif0 link \
+	    b2:a1:00:00:00:02 active
+
+	atf_check -s exit:0 sleep 1
+	extract_new_packets bus1 > ./out
+	$DEBUG && cat ./out
+
+	linklocal=$(rump.ifconfig shmif0 |awk '/fe80/ {print $2;}' |awk -F % '{print $1;}')
+	$DEBUG && echo $linklocal
+
+	pkt=$(make_pkt_str_na $linklocal b2:a1:00:00:00:02)
+	atf_check -s exit:0 -x "cat ./out |grep -q '$pkt'"
+
+	rump_server_destroy_ifaces
+}
+
+ndp_cache_expiration_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+ndp_commands_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+ndp_cache_overwriting_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+ndp_neighborgcthresh_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+ndp_link_activation_cleanup()
+{
+	$DEBUG && dump
+	cleanup
+}
+
+atf_init_test_cases()
+{
+	atf_add_test_case ndp_cache_expiration
+	atf_add_test_case ndp_commands
+	atf_add_test_case ndp_cache_overwriting
+	atf_add_test_case ndp_neighborgcthresh
+	atf_add_test_case ndp_link_activation
+}