1# $NetBSD: t_tap.sh,v 1.12 2024/08/07 09:48:18 rin Exp $ 2# 3# Copyright (c) 2016 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 28SOCK_LOCAL=unix://commsock1 29SOCK_REMOTE=unix://commsock2 30BUS=bus1 31IP4_LOCAL=10.0.0.1 32IP4_TAP=10.0.0.2 33IP4_REMOTE=10.0.0.3 34IP6_LOCAL=fc00::1 35IP6_TAP=fc00::2 36IP6_REMOTE=fc00::3 37TAP_PID=./.__tap.pid 38 39DEBUG=${DEBUG:-false} 40TIMEOUT=1 41 42atf_test_case tap_create_destroy cleanup 43tap_create_destroy_head() 44{ 45 46 atf_set "descr" "tests of creation and deletion of tap interface" 47 atf_set "require.progs" "rump_server" 48} 49 50tap_create_destroy_body() 51{ 52 53 rump_server_fs_start $SOCK_LOCAL netinet6 tap 54 55 test_create_destroy_common $SOCK_LOCAL tap0 true 56} 57 58tap_create_destroy_cleanup() 59{ 60 61 $DEBUG && dump 62 cleanup 63} 64 65atf_test_case tap_stand_alone cleanup 66tap_create_destroy_head() 67{ 68 69 atf_set "descr" "tests of alone tap interface" 70 atf_set "require.progs" "rump_server" 71} 72 73tap_stand_alone_body() 74{ 75 76 rump_server_fs_start $SOCK_LOCAL netinet6 tap 77 rump_server_fs_start $SOCK_REMOTE netinet6 tap 78 79 rump_server_add_iface $SOCK_LOCAL shmif0 $BUS 80 rump_server_add_iface $SOCK_REMOTE shmif0 $BUS 81 82 export RUMP_SERVER=${SOCK_LOCAL} 83 atf_check -s exit:0 rump.ifconfig shmif0 $IP4_LOCAL 84 atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_LOCAL 85 atf_check -s exit:0 rump.ifconfig shmif0 up 86 atf_check -s exit:0 rump.ifconfig -w 10 87 88 export RUMP_SERVER=${SOCK_REMOTE} 89 90 atf_check -s exit:0 rump.ifconfig shmif0 $IP4_REMOTE 91 atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_REMOTE 92 atf_check -s exit:0 rump.ifconfig shmif0 up 93 atf_check -s exit:0 rump.ifconfig -w 10 94 95 atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_LOCAL 96 atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_LOCAL 97 98 export RUMP_SERVER=${SOCK_LOCAL} 99 atf_check -s exit:0 rump.ifconfig shmif0 $IP4_LOCAL delete 100 atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_LOCAL delete 101 rump_server_add_iface $SOCK_LOCAL tap0 102 atf_check -s exit:0 rump.ifconfig tap0 $IP4_TAP 103 atf_check -s exit:0 rump.ifconfig tap0 inet6 $IP6_TAP 104 atf_check -s exit:0 rump.ifconfig tap0 up 105 atf_check -s exit:0 rump.ifconfig -w 10 106 107 export RUMP_SERVER=${SOCK_REMOTE} 108 # Cannot reach to an alone tap 109 atf_check -s not-exit:0 -o ignore -e ignore \ 110 rump.ping6 -n -X $TIMEOUT -c 1 $IP6_TAP 111 atf_check -s not-exit:0 -o ignore -e ignore \ 112 rump.ping -n -w $TIMEOUT -c 1 $IP4_TAP 113 114 rump_server_destroy_ifaces 115} 116 117tap_stand_alone_cleanup() 118{ 119 120 $DEBUG && dump 121 cleanup 122} 123 124atf_test_case tap_bridged cleanup 125tap_bridged_head() 126{ 127 128 atf_set "descr" "tests of alone tap interface" 129 atf_set "require.progs" "rump_server" 130} 131 132tap_bridged_body() 133{ 134 local src="$(atf_get_srcdir)" 135 136 rump_server_fs_start $SOCK_LOCAL netinet6 tap bridge 137 rump_server_fs_start $SOCK_REMOTE netinet6 tap 138 139 rump_server_add_iface $SOCK_LOCAL shmif0 $BUS 140 rump_server_add_iface $SOCK_REMOTE shmif0 $BUS 141 142 export RUMP_SERVER=${SOCK_LOCAL} 143 144 atf_check -s exit:0 rump.ifconfig shmif0 $IP4_LOCAL 145 atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_LOCAL 146 atf_check -s exit:0 rump.ifconfig shmif0 up 147 rump_server_add_iface $SOCK_LOCAL tap0 148 atf_check -s exit:0 rump.ifconfig tap0 $IP4_TAP 149 atf_check -s exit:0 rump.ifconfig tap0 inet6 $IP6_TAP 150 atf_check -s exit:0 rump.ifconfig tap0 up 151 152 rump_server_add_iface $SOCK_LOCAL bridge0 153 atf_check -s exit:0 rump.ifconfig bridge0 up 154 export LD_PRELOAD=/usr/lib/librumphijack.so 155 atf_check -s exit:0 brconfig bridge0 add shmif0 156 atf_check -s exit:0 brconfig bridge0 add tap0 157 unset LD_PRELOAD 158 159 atf_check -s exit:0 rump.ifconfig -w 10 160 161 export RUMP_SERVER=${SOCK_REMOTE} 162 163 atf_check -s exit:0 rump.ifconfig shmif0 $IP4_REMOTE 164 atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_REMOTE 165 atf_check -s exit:0 rump.ifconfig shmif0 up 166 atf_check -s exit:0 rump.ifconfig -w 10 167 168 # shmif0 on the server bridge is active, we expect this to work 169 atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_LOCAL 170 atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_LOCAL 171 172 # The tap is not open, we expect this to fail 173 atf_check -s not-exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_TAP 174 atf_check -s not-exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_TAP 175 176 # Open the tap on the server 177 export RUMP_SERVER=${SOCK_LOCAL} 178 atf_check -s exit:0 "$src"/rump_open_tap /dev/tap0 $TAP_PID 179 atf_check -s exit:0 rump.ifconfig -w 10 180 181 # Now we can ping the tap address 182 export RUMP_SERVER=${SOCK_REMOTE} 183 atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_TAP 184 atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_TAP 185 186 rump_server_destroy_ifaces 187} 188 189tap_bridged_cleanup() 190{ 191 192 if [ -f $TAP_PID ]; then 193 kill -9 $(cat $TAP_PID) 194 rm -f $TAP_PID 195 sleep 1 196 fi 197 $DEBUG && dump 198 cleanup 199} 200 201atf_init_test_cases() 202{ 203 204 atf_add_test_case tap_create_destroy 205 atf_add_test_case tap_stand_alone 206 atf_add_test_case tap_bridged 207} 208