824 lines
20 KiB
Bash
824 lines
20 KiB
Bash
# $NetBSD: t_ndp.sh,v 1.40 2022/01/07 03:07:41 ozaki-r Exp $
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#
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# Copyright (c) 2015 The NetBSD Foundation, Inc.
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# All rights reserved.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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SOCKSRC=unix://commsock1
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SOCKDST=unix://commsock2
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IP6SRC=fc00::1
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IP6SRC2=fc00::3
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IP6DST=fc00::2
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IP6NET=fc00::0
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IP6DST_FAIL1=fc00::99
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IP6DST_FAIL2=fc01::99
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DEBUG=${DEBUG:-false}
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TIMEOUT=1
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atf_test_case ndp_cache_expiration cleanup
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atf_test_case ndp_commands cleanup
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atf_test_case ndp_cache_overwriting cleanup
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atf_test_case ndp_neighborgcthresh cleanup
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atf_test_case ndp_link_activation cleanup
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ndp_cache_expiration_head()
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{
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atf_set "descr" "Tests for NDP cache expiration"
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atf_set "require.progs" "rump_server"
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}
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ndp_commands_head()
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{
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atf_set "descr" "Tests for commands of ndp(8)"
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atf_set "require.progs" "rump_server"
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}
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ndp_cache_overwriting_head()
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{
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atf_set "descr" "Tests for behavior of overwriting NDP caches"
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atf_set "require.progs" "rump_server"
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}
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ndp_neighborgcthresh_head()
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{
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atf_set "descr" "Tests for GC of neighbor caches"
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atf_set "require.progs" "rump_server"
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}
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ndp_link_activation_head()
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{
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atf_set "descr" "Tests for activating a new MAC address"
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atf_set "require.progs" "rump_server"
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}
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setup_dst_server()
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{
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local assign_ip=$1
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rump_server_add_iface $SOCKDST shmif0 bus1
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export RUMP_SERVER=$SOCKDST
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if [ "$assign_ip" != no ]; then
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atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6DST
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fi
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atf_check -s exit:0 rump.ifconfig shmif0 up
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atf_check -s exit:0 rump.ifconfig -w 10
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$DEBUG && rump.ifconfig shmif0
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$DEBUG && rump.ndp -n -a
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}
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setup_src_server()
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{
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$DEBUG && ulimit -c unlimited
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export RUMP_SERVER=$SOCKSRC
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# Setup an interface
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rump_server_add_iface $SOCKSRC shmif0 bus1
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atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6SRC
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atf_check -s exit:0 rump.ifconfig shmif0 up
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atf_check -s exit:0 rump.ifconfig -w 10
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# Sanity check
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$DEBUG && rump.ifconfig shmif0
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$DEBUG && rump.ndp -n -a
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atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6SRC
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atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6DST
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}
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get_timeout()
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{
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local timeout=$(env RUMP_SERVER=$SOCKSRC rump.ndp -n $IP6DST |grep $IP6DST|awk '{print $4;}')
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timeout=${timeout%s}
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echo $timeout
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}
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ndp_cache_expiration_body()
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{
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local macaddr=
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rump_server_start $SOCKSRC netinet6
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rump_server_start $SOCKDST netinet6
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setup_dst_server
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setup_src_server
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# Shorten the expire time of cache entries
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export RUMP_SERVER=$SOCKSRC
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atf_check -s exit:0 -o match:'basereachable=7s0ms' \
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rump.ndp -i shmif0 basereachable=7000
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# Make a permanent cache entry to avoid sending an NS packet disturbing
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# the test
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macaddr=$(get_macaddr $SOCKSRC shmif0)
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export RUMP_SERVER=$SOCKDST
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atf_check -s exit:0 -o ignore rump.ndp -s $IP6SRC $macaddr
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export RUMP_SERVER=$SOCKSRC
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#
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# Check if a cache is expired expectedly
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#
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atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
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$DEBUG && rump.ndp -n -a
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atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6SRC
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# Should be cached
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atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n $IP6DST
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timeout=$(get_timeout $IP6DST)
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atf_check -s exit:0 sleep $(($timeout + 1))
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$DEBUG && rump.ndp -n -a
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atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6SRC
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# Expired but remains until GC sweaps it (1 day)
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atf_check -s exit:0 -o match:"$ONEDAYISH" rump.ndp -n $IP6DST
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rump_server_destroy_ifaces
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}
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ifdown_dst_server()
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{
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export RUMP_SERVER=$SOCKDST
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atf_check -s exit:0 rump.ifconfig shmif0 down
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export RUMP_SERVER=$SOCKSRC
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}
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ndp_commands_body()
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{
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rump_server_start $SOCKSRC netinet6
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rump_server_start $SOCKDST netinet6
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setup_dst_server
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setup_src_server
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export RUMP_SERVER=$SOCKSRC
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# Add and delete a static entry
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$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10
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$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::10
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check_route fc00::10 'b2:a0:20:00:00:10' UHLS shmif0
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atf_check -s exit:0 -o match:'deleted' rump.ndp -d fc00::10
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$DEBUG && rump.ndp -n -a
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atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n fc00::10
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check_route_no_entry fc00::10
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# Add multiple entries via a file (XXX not implemented)
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#cat - > ./list <<-EOF
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#fc00::11 b2:a0:20:00:00:11
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#fc00::12 b2:a0:20:00:00:12
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#fc00::13 b2:a0:20:00:00:13
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#fc00::14 b2:a0:20:00:00:14
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#fc00::15 b2:a0:20:00:00:15
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#EOF
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#$DEBUG && rump.ndp -n -a
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#atf_check -s exit:0 -o ignore rump.ndp -f ./list
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#$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
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atf_check -s exit:0 -o ignore rump.ndp -s fc00::11 b2:a0:20:00:00:11
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atf_check -s exit:0 -o ignore rump.ndp -s fc00::12 b2:a0:20:00:00:12
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atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n $IP6DST
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atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::11
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atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::12
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check_route_flags $IP6DST UHL
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check_route_flags fc00::11 UHLS
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check_route_flags fc00::12 UHLS
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# Test ndp -a
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atf_check -s exit:0 -o match:'fc00::11' rump.ndp -n -a
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atf_check -s exit:0 -o match:'fc00::12' rump.ndp -n -a
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# Ensure no packet upsets the src server
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ifdown_dst_server
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# Flush all entries (-c)
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$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o ignore rump.ndp -c
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atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6SRC
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atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6DST
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#check_route_no_entry $IP6SRC
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check_route_no_entry $IP6DST
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# Only the static caches are not deleted
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atf_check -s exit:0 -o ignore -e ignore rump.ndp -n fc00::11
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atf_check -s exit:0 -o ignore -e ignore rump.ndp -n fc00::12
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check_route_flags fc00::11 UHLS
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check_route_flags fc00::12 UHLS
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$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
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rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
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$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n fc00::10
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check_route fc00::10 'b2:a0:20:00:00:10' UHL shmif0
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rump_server_destroy_ifaces
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}
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ndp_cache_overwriting_body()
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{
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rump_server_start $SOCKSRC netinet6
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rump_server_start $SOCKDST netinet6
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setup_dst_server
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setup_src_server
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export RUMP_SERVER=$SOCKSRC
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# Cannot overwrite a permanent cache
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atf_check -s exit:0 rump.ndp -s $IP6SRC b2:a0:20:00:00:ff
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$DEBUG && rump.ndp -n -a
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atf_check -s not-exit:0 -e ignore rump.ndp -s $IP6SRC b2:a0:20:00:00:fe
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atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
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$DEBUG && rump.ndp -n -a
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# Can overwrite a dynamic cache
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atf_check -s exit:0 -o ignore rump.ndp -s $IP6DST b2:a0:20:00:00:00
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$DEBUG && rump.ndp -n -a
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atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6DST
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# Test temp option (XXX it doesn't work; expire time isn't set)
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#atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
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#$DEBUG && rump.ndp -n -a
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#atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n fc00::10
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# Cannot overwrite a temp cache
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#atf_check -s not-exit:0 -e ignore rump.ndp -s fc00::10 b2:a0:20:00:00:ff
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#$DEBUG && rump.ndp -n -a
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rump_server_destroy_ifaces
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}
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get_n_caches()
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{
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echo $(rump.ndp -a -n |grep -v -e Neighbor -e permanent |wc -l)
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}
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ndp_neighborgcthresh_body()
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{
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rump_server_start $SOCKSRC netinet6
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rump_server_start $SOCKDST netinet6
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setup_dst_server no
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setup_src_server
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export RUMP_SERVER=$SOCKDST
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for i in $(seq 0 9); do
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atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6DST}$i
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done
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export RUMP_SERVER=$SOCKSRC
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# ping to 3 destinations
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$DEBUG && rump.ndp -n -a
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for i in $(seq 0 2); do
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atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 \
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${IP6DST}$i
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done
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$DEBUG && rump.ndp -n -a
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# 3 caches should be created
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atf_check_equal $(get_n_caches) 3
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# ping to additional 3 destinations
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for i in $(seq 3 5); do
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atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 \
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${IP6DST}$i
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done
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$DEBUG && rump.ndp -n -a
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# 6 caches should be created in total
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atf_check_equal $(get_n_caches) 6
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# Limit the number of neighbor caches to 5
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atf_check -s exit:0 -o ignore rump.sysctl -w \
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net.inet6.ip6.neighborgcthresh=5
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# ping to additional 4 destinations
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for i in $(seq 6 9); do
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atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 \
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${IP6DST}$i
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done
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# More than 5 caches should be created in total, but exceeded caches
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# should be GC-ed
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if [ "$(get_n_caches)" -gt 5 ]; then
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atf_fail "Neighbor caches are not GC-ed"
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fi
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rump_server_destroy_ifaces
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}
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make_pkt_str_na()
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{
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local ip=$1
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local mac=$2
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local pkt=
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pkt="$mac > 33:33:00:00:00:01, ethertype IPv6 (0x86dd), length 86:"
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pkt="$pkt $ip > ff02::1: ICMP6, neighbor advertisement"
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echo $pkt
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}
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ndp_link_activation_body()
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{
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local linklocal=
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rump_server_start $SOCKSRC netinet6
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rump_server_start $SOCKDST netinet6
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setup_dst_server
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setup_src_server
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# flush old packets
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extract_new_packets bus1 > ./out
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export RUMP_SERVER=$SOCKSRC
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atf_check -s exit:0 -o ignore rump.ifconfig shmif0 link \
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b2:a1:00:00:00:01
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atf_check -s exit:0 sleep 1
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extract_new_packets bus1 > ./out
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$DEBUG && cat ./out
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linklocal=$(rump.ifconfig shmif0 |awk '/fe80/ {print $2;}' |awk -F % '{print $1;}')
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$DEBUG && echo $linklocal
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pkt=$(make_pkt_str_na $linklocal b2:a1:00:00:00:01)
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atf_check -s not-exit:0 -x "cat ./out |grep -q '$pkt'"
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atf_check -s exit:0 -o ignore rump.ifconfig shmif0 link \
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b2:a1:00:00:00:02 active
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atf_check -s exit:0 sleep 1
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extract_new_packets bus1 > ./out
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$DEBUG && cat ./out
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linklocal=$(rump.ifconfig shmif0 |awk '/fe80/ {print $2;}' |awk -F % '{print $1;}')
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$DEBUG && echo $linklocal
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pkt=$(make_pkt_str_na $linklocal b2:a1:00:00:00:02)
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atf_check -s exit:0 -x "cat ./out |grep -q '$pkt'"
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rump_server_destroy_ifaces
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}
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ndp_cache_expiration_cleanup()
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{
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$DEBUG && dump
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cleanup
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}
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ndp_commands_cleanup()
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{
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$DEBUG && dump
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cleanup
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}
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ndp_cache_overwriting_cleanup()
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{
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$DEBUG && dump
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cleanup
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}
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ndp_neighborgcthresh_cleanup()
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{
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$DEBUG && dump
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cleanup
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}
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ndp_link_activation_cleanup()
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{
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$DEBUG && dump
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cleanup
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}
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atf_test_case ndp_rtm cleanup
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ndp_rtm_head()
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{
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atf_set "descr" "Tests for routing messages on operations of NDP entries"
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atf_set "require.progs" "rump_server"
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}
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ndp_rtm_body()
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{
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local macaddr_src= macaddr_dst=
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local file=./tmp
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local pid= hdr= what= addr=
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rump_server_start $SOCKSRC netinet6
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rump_server_start $SOCKDST netinet6
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setup_dst_server
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setup_src_server
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macaddr_src=$(get_macaddr $SOCKSRC shmif0)
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macaddr_dst=$(get_macaddr $SOCKDST shmif0)
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export RUMP_SERVER=$SOCKSRC
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# Test ping and a resulting routing message (RTM_ADD)
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rump.route -n monitor -c 1 > $file &
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pid=$!
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sleep 1
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atf_check -s exit:0 -o ignore rump.ping6 -n -X 1 -c 1 $IP6DST
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wait $pid
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$DEBUG && cat $file
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hdr="RTM_ADD.+<UP,HOST,DONE,LLINFO,CLONED>"
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what="<DST,GATEWAY,AUTHOR>"
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addr="$IP6DST $macaddr_dst $IP6DST"
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atf_check -s exit:0 -o match:"$hdr" -o match:"$what" -o match:"$addr" \
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cat $file
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# Test ping and a resulting routing message (RTM_MISS) on subnet
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rump.route -n monitor -c 1 > $file &
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pid=$!
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sleep 1
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atf_check -s exit:1 -o ignore -e ignore \
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rump.ping6 -n -X 1 -c 1 $IP6DST_FAIL1
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wait $pid
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$DEBUG && cat $file
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hdr="RTM_MISS.+<DONE>"
|
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what="<DST,GATEWAY,AUTHOR>"
|
|
addr="$IP6DST_FAIL1 link#2 $IP6SRC"
|
|
atf_check -s exit:0 -o match:"$hdr" -o match:"$what" -o match:"$addr" \
|
|
cat $file
|
|
|
|
# Test ping and a resulting routing message (RTM_MISS) off subnet
|
|
rump.route -n monitor -c 1 > $file &
|
|
pid=$!
|
|
sleep 1
|
|
atf_check -s exit:1 -o ignore -e ignore \
|
|
rump.ping6 -n -X 1 -c 1 $IP6DST_FAIL2
|
|
wait $pid
|
|
$DEBUG && cat $file
|
|
|
|
hdr="RTM_MISS.+<DONE>"
|
|
what="<DST>"
|
|
addr="$IP6DST_FAIL2"
|
|
atf_check -s exit:0 -o match:"$hdr" -o match:"$what" -o match:"$addr" \
|
|
cat $file
|
|
|
|
# Test ndp -d and resulting routing messages (RTM_DELETE)
|
|
rump.route -n monitor -c 1 > $file &
|
|
pid=$!
|
|
sleep 1
|
|
atf_check -s exit:0 -o ignore rump.ndp -d $IP6DST
|
|
wait $pid
|
|
$DEBUG && cat $file
|
|
|
|
hdr="RTM_DELETE.+<HOST,DONE,LLINFO,CLONED>"
|
|
what="<DST,GATEWAY>"
|
|
addr="$IP6DST $macaddr_dst"
|
|
atf_check -s exit:0 -o match:"$hdr" -o match:"$what" -o match:"$addr" \
|
|
grep -A 3 RTM_DELETE $file
|
|
|
|
rump_server_destroy_ifaces
|
|
}
|
|
|
|
ndp_rtm_cleanup()
|
|
{
|
|
|
|
$DEBUG && dump
|
|
cleanup
|
|
}
|
|
|
|
atf_test_case ndp_purge_on_route_change cleanup
|
|
ndp_purge_on_route_change_head()
|
|
{
|
|
|
|
atf_set "descr" "Tests if NDP entries are removed on route change"
|
|
atf_set "require.progs" "rump_server"
|
|
}
|
|
|
|
ndp_purge_on_route_change_body()
|
|
{
|
|
|
|
rump_server_start $SOCKSRC netinet6
|
|
rump_server_start $SOCKDST netinet6
|
|
|
|
setup_dst_server
|
|
setup_src_server
|
|
|
|
rump_server_add_iface $SOCKSRC shmif1 bus1
|
|
export RUMP_SERVER=$SOCKSRC
|
|
atf_check -s exit:0 rump.ifconfig shmif1 inet6 fc00:1::1
|
|
atf_check -s exit:0 rump.ifconfig -w 10
|
|
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
atf_check -s exit:0 -o ignore rump.ping6 -n -X 1 -c 1 $IP6DST
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
|
|
atf_check -s exit:0 -o ignore \
|
|
rump.route change -inet6 -net $IP6NET/64 -ifp shmif1
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
$DEBUG && rump.ndp -na
|
|
# The entry was already removed on route change
|
|
atf_check -s not-exit:0 -o ignore -e match:'no entry' \
|
|
rump.ndp -n $IP6DST
|
|
|
|
rump_server_destroy_ifaces
|
|
}
|
|
|
|
ndp_purge_on_route_change_cleanup()
|
|
{
|
|
|
|
$DEBUG && dump
|
|
cleanup
|
|
}
|
|
|
|
atf_test_case ndp_purge_on_route_delete cleanup
|
|
ndp_purge_on_route_delete_head()
|
|
{
|
|
|
|
atf_set "descr" "Tests if NDP entries are removed on route delete"
|
|
atf_set "require.progs" "rump_server"
|
|
}
|
|
|
|
ndp_purge_on_route_delete_body()
|
|
{
|
|
|
|
rump_server_start $SOCKSRC netinet6
|
|
rump_server_start $SOCKDST netinet6
|
|
|
|
setup_dst_server
|
|
setup_src_server
|
|
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
atf_check -s exit:0 -o ignore rump.ping6 -n -X 1 -c 1 $IP6DST
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
|
|
atf_check -s exit:0 -o ignore rump.route delete -inet6 -net $IP6NET/64
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
$DEBUG && rump.ndp -na
|
|
|
|
# The entry was already removed on route delete
|
|
atf_check -s not-exit:0 -o ignore -e match:'no entry' \
|
|
rump.ndp -n $IP6DST
|
|
|
|
rump_server_destroy_ifaces
|
|
}
|
|
|
|
ndp_purge_on_route_delete_cleanup()
|
|
{
|
|
|
|
$DEBUG && dump
|
|
cleanup
|
|
}
|
|
|
|
atf_test_case ndp_purge_on_ifdown cleanup
|
|
ndp_purge_on_ifdown_head()
|
|
{
|
|
|
|
atf_set "descr" "Tests if NDP entries are removed on interface down"
|
|
atf_set "require.progs" "rump_server"
|
|
}
|
|
|
|
ndp_purge_on_ifdown_body()
|
|
{
|
|
|
|
rump_server_start $SOCKSRC netinet6
|
|
rump_server_start $SOCKDST netinet6
|
|
|
|
setup_dst_server
|
|
setup_src_server
|
|
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
atf_check -s exit:0 -o ignore rump.ping6 -n -X 1 -c 1 $IP6DST
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
|
|
# Shutdown the interface
|
|
atf_check -s exit:0 rump.ifconfig shmif0 down
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
$DEBUG && rump.ndp -na
|
|
|
|
# The entry was already removed on ifconfig down
|
|
atf_check -s not-exit:0 -o ignore -e match:'no entry' \
|
|
rump.ndp -n $IP6DST
|
|
|
|
rump_server_destroy_ifaces
|
|
}
|
|
|
|
ndp_purge_on_ifdown_cleanup()
|
|
{
|
|
|
|
$DEBUG && dump
|
|
cleanup
|
|
}
|
|
|
|
atf_test_case ndp_stray_entries cleanup
|
|
ndp_stray_entries_head()
|
|
{
|
|
|
|
atf_set "descr" "Tests if NDP entries are removed on route change"
|
|
atf_set "require.progs" "rump_server"
|
|
}
|
|
|
|
ndp_stray_entries_body()
|
|
{
|
|
|
|
rump_server_start $SOCKSRC netinet6
|
|
rump_server_start $SOCKDST netinet6
|
|
|
|
setup_dst_server
|
|
setup_src_server
|
|
|
|
rump_server_add_iface $SOCKSRC shmif1 bus1
|
|
|
|
export RUMP_SERVER=$SOCKSRC
|
|
atf_check -s exit:0 rump.ifconfig shmif1 inet6 $IP6SRC2/64
|
|
atf_check -s exit:0 rump.ifconfig -w 10
|
|
|
|
$DEBUG && rump.netstat -nr -f inet6
|
|
atf_check -s exit:0 -o ignore rump.ping6 -n -X 1 -c 1 $IP6DST
|
|
$DEBUG && rump.ndp -na
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
atf_check -s exit:0 -o not-match:'shmif1' rump.ndp -n $IP6DST
|
|
|
|
# Clean up
|
|
atf_check -s exit:0 -o ignore rump.ndp -c
|
|
atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6DST
|
|
|
|
# ping from a different source address
|
|
atf_check -s exit:0 -o ignore \
|
|
rump.ping6 -n -X 1 -c 1 -S $IP6SRC2 $IP6DST
|
|
$DEBUG && rump.ndp -na
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
# ARP reply goes back via shmif1, so a cache is created on shmif1
|
|
atf_check -s exit:0 -o match:'shmif1' rump.ndp -n $IP6DST
|
|
|
|
# Clean up by ndp -c
|
|
atf_check -s exit:0 -o ignore rump.ndp -c
|
|
atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6DST
|
|
|
|
# ping from a different source address again
|
|
atf_check -s exit:0 -o ignore \
|
|
rump.ping6 -n -X 1 -c 1 -S $IP6SRC2 $IP6DST
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
# ARP reply doen't come
|
|
atf_check -s exit:0 -o not-match:'shmif1' rump.ndp -n $IP6DST
|
|
|
|
# Cleanup caches on the destination
|
|
export RUMP_SERVER=$SOCKDST
|
|
$DEBUG && rump.ndp -na
|
|
atf_check -s exit:0 -o ignore rump.ndp -c
|
|
$DEBUG && rump.ndp -na
|
|
export RUMP_SERVER=$SOCKSRC
|
|
|
|
# ping from a different source address again
|
|
atf_check -s exit:0 -o ignore \
|
|
rump.ping6 -n -X 1 -c 1 -S $IP6SRC2 $IP6DST
|
|
atf_check -s exit:0 -o match:'shmif0' rump.ndp -n $IP6DST
|
|
# ARP reply goes back via shmif1
|
|
atf_check -s exit:0 -o match:'shmif1' rump.ndp -n $IP6DST
|
|
|
|
# Clean up by ndp -d <ip>
|
|
atf_check -s exit:0 -o ignore rump.ndp -d $IP6DST
|
|
# Both entries should be deleted
|
|
atf_check -s not-exit:0 -o ignore -e match:'no entry' rump.ndp -n $IP6DST
|
|
|
|
rump_server_destroy_ifaces
|
|
}
|
|
|
|
ndp_stray_entries_cleanup()
|
|
{
|
|
|
|
$DEBUG && dump
|
|
cleanup
|
|
}
|
|
|
|
atf_test_case ndp_cache_state cleanup
|
|
ndp_cache_state_head()
|
|
{
|
|
|
|
atf_set "descr" "Tests states of neighbor cache entries"
|
|
atf_set "require.progs" "rump_server"
|
|
}
|
|
|
|
check_cache_state()
|
|
{
|
|
local dst=$1
|
|
local state=$2
|
|
|
|
$DEBUG && rump.ndp -n $dst
|
|
atf_check -s exit:0 -o match:"^$dst.*$state " rump.ndp -n $dst
|
|
}
|
|
|
|
wait_until_stalled()
|
|
{
|
|
local dst=$1
|
|
local state=$2
|
|
|
|
$DEBUG && rump.ndp -n $dst
|
|
while true; do
|
|
rump.ndp -n $dst | grep -q "^$dst.*S " && break
|
|
sleep 1
|
|
done
|
|
$DEBUG && rump.ndp -n $dst
|
|
}
|
|
|
|
ndp_cache_state_body()
|
|
{
|
|
local macaddr=
|
|
|
|
skip_if_qemu
|
|
|
|
rump_server_start $SOCKSRC netinet6
|
|
rump_server_start $SOCKDST netinet6
|
|
|
|
setup_dst_server
|
|
setup_src_server
|
|
|
|
# Shorten the expire time of cache entries
|
|
export RUMP_SERVER=$SOCKSRC
|
|
atf_check -s exit:0 -o match:'basereachable=7s0ms' \
|
|
rump.ndp -i shmif0 basereachable=7000
|
|
|
|
# Make a permanent cache entry to avoid sending an NS packet disturbing
|
|
# the test
|
|
macaddr=$(get_macaddr $SOCKSRC shmif0)
|
|
export RUMP_SERVER=$SOCKDST
|
|
atf_check -s exit:0 -o ignore rump.ndp -s $IP6SRC $macaddr
|
|
|
|
export RUMP_SERVER=$SOCKSRC
|
|
|
|
#
|
|
# Reachability confirmation (RFC 4861 7.3.3)
|
|
#
|
|
atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
|
|
|
|
# Receiving a solicited NA packet changes the state of the cache to REACHABLE
|
|
check_cache_state $IP6DST R
|
|
|
|
# The state of the cache transits to STALE after a while
|
|
wait_until_stalled $IP6DST
|
|
|
|
# Sending a packet on the cache will run a reachability confirmation
|
|
atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
|
|
|
|
sleep 1
|
|
|
|
# The state of the cache is changed to DELAY and stay for 5s, then
|
|
# send a NS packet and change the state to PROBE
|
|
check_cache_state $IP6DST D
|
|
|
|
sleep $((5 + 1))
|
|
|
|
# If the reachability confirmation is success, the state of the cache
|
|
# is changed to REACHABLE
|
|
check_cache_state $IP6DST R
|
|
}
|
|
|
|
ndp_cache_state_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
|
|
atf_add_test_case ndp_rtm
|
|
atf_add_test_case ndp_purge_on_route_change
|
|
atf_add_test_case ndp_purge_on_route_delete
|
|
atf_add_test_case ndp_purge_on_ifdown
|
|
atf_add_test_case ndp_stray_entries
|
|
atf_add_test_case ndp_cache_state
|
|
}
|