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      1 #	$NetBSD: t_gif_unnumbered.sh,v 1.1 2022/11/25 08:43:16 knakahara Exp $
      2 #
      3 # Copyright (c) 2022 Internet Initiative Japan Inc.
      4 # All rights reserved.
      5 #
      6 # Redistribution and use in source and binary forms, with or without
      7 # modification, are permitted provided that the following conditions
      8 # are met:
      9 # 1. Redistributions of source code must retain the above copyright
     10 #    notice, this list of conditions and the following disclaimer.
     11 # 2. Redistributions in binary form must reproduce the above copyright
     12 #    notice, this list of conditions and the following disclaimer in the
     13 #    documentation and/or other materials provided with the distribution.
     14 #
     15 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     16 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     17 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     18 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     19 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     20 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     21 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     22 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     23 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     24 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     25 # POSSIBILITY OF SUCH DAMAGE.
     26 #
     27 
     28 SOCK_LOCAL=unix://gif_local
     29 SOCK_REMOTE=unix://gif_remote
     30 BUS_LOCAL_I=./bus_gif_local_inner
     31 BUS_REMOTE_I=./bus_gif_remote_inner
     32 BUS_GLOBAL=./bus_gif_global
     33 
     34 DEBUG=${DEBUG:-false}
     35 TIMEOUT=5
     36 
     37 setup_servers_ipv4()
     38 {
     39 
     40 	rump_server_start $SOCK_LOCAL gif
     41 	rump_server_start $SOCK_REMOTE gif
     42 	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_GLOBAL
     43 	rump_server_add_iface $SOCK_LOCAL shmif1 $BUS_LOCAL_I
     44 	rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_GLOBAL
     45 	rump_server_add_iface $SOCK_REMOTE shmif1 $BUS_REMOTE_I
     46 }
     47 
     48 setup_servers_ipv6()
     49 {
     50 
     51 	rump_server_start $SOCK_LOCAL netinet6 gif
     52 	rump_server_start $SOCK_REMOTE netinet6 gif
     53 	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_GLOBAL
     54 	rump_server_add_iface $SOCK_LOCAL shmif1 $BUS_LOCAL_I
     55 	rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_GLOBAL
     56 	rump_server_add_iface $SOCK_REMOTE shmif1 $BUS_REMOTE_I
     57 }
     58 
     59 setup_servers()
     60 {
     61 	local proto=$1
     62 
     63 	setup_servers_$proto
     64 }
     65 
     66 test_gif_unnumbered_ipv4()
     67 {
     68 	local ip_local_i=192.168.22.1
     69 	local ip_local_i_subnet=192.168.22.0/24
     70 	local ip_local_o=10.0.0.2
     71 	local ip_remote_i=192.168.33.1
     72 	local ip_remote_i_subnet=192.168.33.0/24
     73 	local ip_remote_o=10.0.0.3
     74 	local outfile=./out
     75 
     76 	setup_servers ipv4
     77 
     78 	export RUMP_SERVER=$SOCK_LOCAL
     79 	atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
     80 	atf_check -s exit:0 rump.ifconfig shmif0 $ip_local_o/24
     81 	atf_check -s exit:0 rump.ifconfig shmif1 $ip_local_i/24
     82 
     83 	export RUMP_SERVER=$SOCK_REMOTE
     84 	atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
     85 	atf_check -s exit:0 rump.ifconfig shmif0 $ip_remote_o/24
     86 	atf_check -s exit:0 rump.ifconfig shmif1 $ip_remote_i/24
     87 
     88 	export RUMP_SERVER=$SOCK_LOCAL
     89 	atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w $TIMEOUT $ip_remote_o
     90 
     91 	# setup gif(4) as unnumbered for local
     92 	export RUMP_SERVER=$SOCK_LOCAL
     93 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 create
     94 	atf_check -s exit:0 -o ignore \
     95 		  rump.ifconfig gif0 tunnel $ip_local_o $ip_remote_o
     96 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 unnumbered
     97 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 $ip_local_i/32
     98 	atf_check -s exit:0 -o ignore \
     99 		  rump.route add -inet $ip_remote_i_subnet -ifp gif0 $ip_local_i
    100 	$DEBUG && rump.ifconfig -v gif0
    101 	$DEBUG && rump.route -nL show
    102 
    103 	# setup gif(4) as unnumbered for remote
    104 	export RUMP_SERVER=$SOCK_REMOTE
    105 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 create
    106 	atf_check -s exit:0 -o ignore \
    107 		  rump.ifconfig gif0 tunnel $ip_remote_o $ip_local_o
    108 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 unnumbered
    109 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 $ip_remote_i/32
    110 	atf_check -s exit:0 -o ignore \
    111 		  rump.route add -inet $ip_local_i_subnet -ifp gif0 $ip_remote_i
    112 	$DEBUG && rump.ifconfig -v gif0
    113 	$DEBUG && rump.route -nL show
    114 
    115 	# test unnumbered gif(4)
    116 	extract_new_packets $BUS_GLOBAL > $outfile
    117 	export RUMP_SERVER=$SOCK_LOCAL
    118 	atf_check -s exit:0 -o ignore \
    119 		  rump.ping -c 1 -n -w $TIMEOUT -I $ip_local_i $ip_remote_i
    120 	extract_new_packets $BUS_GLOBAL > $outfile
    121 	$DEBUG && cat $outfile
    122 	atf_check -s exit:0 \
    123 	    -o match:"$ip_local_o > $ip_remote_o: $ip_local_i > $ip_remote_i: ICMP echo request" \
    124 	    cat $outfile
    125 	atf_check -s exit:0 \
    126 	    -o match:"$ip_remote_o > $ip_local_o: $ip_remote_i > $ip_local_i: ICMP echo reply" \
    127 	    cat $outfile
    128 }
    129 
    130 test_gif_unnumbered_ipv6()
    131 {
    132 	local ip_local_i=192.168.22.1
    133 	local ip_local_i_subnet=192.168.22.0/24
    134 	local ip_local_o=fc00::2
    135 	local ip_remote_i=192.168.33.1
    136 	local ip_remote_i_subnet=192.168.33.0/24
    137 	local ip_remote_o=fc00::3
    138 	local outfile=./out
    139 
    140 	setup_servers ipv6
    141 
    142 	export RUMP_SERVER=$SOCK_LOCAL
    143 	atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
    144 	atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
    145 	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local_o/64
    146 	atf_check -s exit:0 rump.ifconfig shmif1 $ip_local_i/24
    147 
    148 	export RUMP_SERVER=$SOCK_REMOTE
    149 	atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
    150 	atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
    151 	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_remote_o/64
    152 	atf_check -s exit:0 rump.ifconfig shmif1 $ip_remote_i/24
    153 
    154 	export RUMP_SERVER=$SOCK_LOCAL
    155 	atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X $TIMEOUT $ip_remote_o
    156 
    157 	# setup gif(4) as unnumbered for local
    158 	export RUMP_SERVER=$SOCK_LOCAL
    159 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 create
    160 	atf_check -s exit:0 -o ignore \
    161 		  rump.ifconfig gif0 tunnel $ip_local_o $ip_remote_o
    162 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 unnumbered
    163 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 $ip_local_i/32
    164 	atf_check -s exit:0 -o ignore \
    165 		  rump.route add -inet $ip_remote_i_subnet -ifp gif0 $ip_local_i
    166 	$DEBUG && rump.ifconfig -v gif0
    167 	$DEBUG && rump.route -nL show
    168 
    169 	# setup gif(4) as unnumbered for remote
    170 	export RUMP_SERVER=$SOCK_REMOTE
    171 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 create
    172 	atf_check -s exit:0 -o ignore \
    173 		  rump.ifconfig gif0 tunnel $ip_remote_o $ip_local_o
    174 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 unnumbered
    175 	atf_check -s exit:0 -o ignore rump.ifconfig gif0 $ip_remote_i/32
    176 	atf_check -s exit:0 -o ignore \
    177 		  rump.route add -inet $ip_local_i_subnet -ifp gif0 $ip_remote_i
    178 	$DEBUG && rump.ifconfig -v gif0
    179 	$DEBUG && rump.route -nL show
    180 
    181 	# test unnumbered gif(4)
    182 	extract_new_packets $BUS_GLOBAL > $outfile
    183 	export RUMP_SERVER=$SOCK_LOCAL
    184 	atf_check -s exit:0 -o ignore \
    185 		  rump.ping -c 1 -n -w $TIMEOUT -I $ip_local_i $ip_remote_i
    186 	extract_new_packets $BUS_GLOBAL > $outfile
    187 	$DEBUG && cat $outfile
    188 	atf_check -s exit:0 \
    189 	    -o match:"$ip_local_o > $ip_remote_o: $ip_local_i > $ip_remote_i: ICMP echo request" \
    190 	    cat $outfile
    191 	atf_check -s exit:0 \
    192 	    -o match:"$ip_remote_o > $ip_local_o: $ip_remote_i > $ip_local_i: ICMP echo reply" \
    193 	    cat $outfile
    194 }
    195 
    196 add_test_gif_unnumbered()
    197 {
    198 	outer=$1
    199 
    200 	name="gif_unnumbered_over${outer}"
    201 	desc="Does unnumbered gif over ${outer}"
    202 
    203 	atf_test_case ${name} cleanup
    204 	eval "
    205 	     ${name}_head() {
    206 		atf_set descr \"${desc}\"
    207 		atf_set require.progs rump_server
    208 	    }
    209 	    ${name}_body() {
    210 		test_gif_unnumbered_${outer}
    211 		rump_server_destroy_ifaces
    212 	    }
    213 	    ${name}_cleanup() {
    214 			\$DEBUG && dump
    215 			cleanup
    216 	    }"
    217 	atf_add_test_case ${name}
    218 }
    219 
    220 atf_init_test_cases()
    221 {
    222 
    223 	add_test_gif_unnumbered ipv4
    224     	add_test_gif_unnumbered ipv6
    225 }
    226