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t_tcpip.sh revision 1.12.2.1
      1 #       $NetBSD: t_tcpip.sh,v 1.12.2.1 2014/08/20 00:04:51 tls Exp $
      2 #
      3 # Copyright (c) 2011 The NetBSD Foundation, 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 rumpnetsrv='rump_server -lrumpnet -lrumpnet_net -lrumpnet_netinet'
     29 export RUMP_SERVER=unix://csock
     30 
     31 atf_test_case http cleanup
     32 http_head()
     33 {
     34         atf_set "descr" "Start hijacked httpd and get webpage from it"
     35 }
     36 
     37 http_body()
     38 {
     39 
     40 	atf_check -s exit:0 ${rumpnetsrv} -lrumpnet_netinet6 ${RUMP_SERVER}
     41 
     42 	# start bozo in daemon mode
     43 	atf_check -s exit:0 env LD_PRELOAD=/usr/lib/librumphijack.so \
     44 	    /usr/libexec/httpd -P ./httpd.pid -b -s $(atf_get_srcdir)
     45 
     46 	atf_check -s exit:0 -o file:"$(atf_get_srcdir)/netstat.expout" \
     47 	    rump.netstat -a
     48 
     49 	# get the webpage
     50 	atf_check -s exit:0 env LD_PRELOAD=/usr/lib/librumphijack.so 	\
     51 	    $(atf_get_srcdir)/h_netget 127.0.0.1 80 webfile
     52 
     53 	# check that we got what we wanted
     54 	atf_check -o match:'HTTP/1.0 200 OK' cat webfile
     55 	atf_check -o match:'Content-Length: 95' cat webfile
     56 	atf_check -o file:"$(atf_get_srcdir)/index.html" \
     57 	    sed -n '1,/^
$/!p' webfile
     59 }
     60 
     61 http_cleanup()
     62 {
     63 	if [ -f httpd.pid ]; then
     64 		kill -9 "$(cat httpd.pid)"
     65 		rm -f httpd.pid
     66 	fi
     67 
     68 	rump.halt
     69 }
     70 
     71 #
     72 # Starts a SSH server and sets up the client to access it.
     73 # Authentication is allowed and done using an RSA key exclusively, which
     74 # is generated on the fly as part of the test case.
     75 # XXX: Ideally, all the tests in this test program should be able to share
     76 # the generated key, because creating it can be a very slow process on some
     77 # machines.
     78 #
     79 # XXX2: copypasted from jmmv's sshd thingamob in the psshfs test.
     80 # ideally code (and keys, like jmmv notes above) could be shared
     81 #
     82 start_sshd() {
     83 	echo "Setting up SSH server configuration"
     84 	sed -e "s,@SRCDIR@,$(atf_get_srcdir),g" -e "s,@WORKDIR@,$(pwd),g" \
     85 	    $(atf_get_srcdir)/sshd_config.in >sshd_config || \
     86 	    atf_fail "Failed to create sshd_config"
     87 	atf_check -s ignore -o empty -e ignore \
     88 	    cp $(atf_get_srcdir)/ssh_host_key .
     89 	atf_check -s ignore -o empty -e ignore \
     90 	    cp $(atf_get_srcdir)/ssh_host_key.pub .
     91 	atf_check -s eq:0 -o empty -e empty chmod 400 ssh_host_key
     92 	atf_check -s eq:0 -o empty -e empty chmod 444 ssh_host_key.pub
     93 
     94         env LD_PRELOAD=/usr/lib/librumphijack.so \
     95 	    /usr/sbin/sshd -e -f ./sshd_config
     96 	while [ ! -f sshd.pid ]; do
     97 		sleep 0.01
     98 	done
     99 	echo "SSH server started (pid $(cat sshd.pid))"
    100 
    101 	echo "Setting up SSH client configuration"
    102 	atf_check -s eq:0 -o empty -e empty \
    103 	    ssh-keygen -f ssh_user_key -t rsa -b 1024 -N "" -q
    104 	atf_check -s eq:0 -o empty -e empty \
    105 	    cp ssh_user_key.pub authorized_keys
    106 	echo "127.0.0.1,localhost,::1 " \
    107 	    "$(cat $(atf_get_srcdir)/ssh_host_key.pub)" >known_hosts || \
    108 	    atf_fail "Failed to create known_hosts"
    109 	atf_check -s eq:0 -o empty -e empty chmod 600 authorized_keys
    110 	sed -e "s,@SRCDIR@,$(atf_get_srcdir),g" -e "s,@WORKDIR@,$(pwd),g" \
    111 	    $(atf_get_srcdir)/ssh_config.in >ssh_config || \
    112 	    atf_fail "Failed to create ssh_config"
    113 	
    114 	echo "sshd running"
    115 }
    116 
    117 atf_test_case ssh cleanup
    118 ssh_head()
    119 {
    120         atf_set "descr" "Test that hijacked ssh/sshd works"
    121 }
    122 
    123 ssh_body()
    124 {
    125 
    126 	atf_check -s exit:0 ${rumpnetsrv} ${RUMP_SERVER}
    127 	# make sure clients die after we nuke the server
    128 	export RUMPHIJACK_RETRYCONNECT='die'
    129 
    130 	start_sshd
    131 
    132 	# create some sort of directory for us to "ls"
    133 	mkdir testdir
    134 	cd testdir
    135 	jot 11 | xargs touch
    136 	jot 11 12 | xargs mkdir
    137 	cd ..
    138 
    139 	atf_check -s exit:0 -o save:ssh.out				\
    140 	    env LD_PRELOAD=/usr/lib/librumphijack.so			\
    141 	    ssh -T -F ssh_config 127.0.0.1 env BLOCKSIZE=512		\
    142 	    ls -li $(pwd)/testdir
    143 	atf_check -s exit:0 -o file:ssh.out env BLOCKSIZE=512 		\
    144 	    ls -li $(pwd)/testdir
    145 }
    146 
    147 ssh_cleanup()
    148 {
    149 	rump.halt
    150 	# sshd dies due to RUMPHIJACK_RETRYCONNECT=1d6
    151 }
    152 
    153 test_nfs()
    154 {
    155 
    156 	magicstr='wind in my hair'
    157 	# create ffs file system we'll be serving from
    158 	atf_check -s exit:0 -o ignore newfs -F -s 10000 ffs.img
    159 
    160 	# start nfs kernel server.  this is a mouthful
    161 	export RUMP_SERVER=unix://serversock
    162 	atf_check -s exit:0 rump_server $* ${RUMP_SERVER}
    163 
    164 	atf_check -s exit:0 rump.ifconfig shmif0 create
    165 	atf_check -s exit:0 rump.ifconfig shmif0 linkstr shmbus
    166 	atf_check -s exit:0 rump.ifconfig shmif0 inet 10.1.1.1
    167 
    168 	export RUMPHIJACK_RETRYCONNECT=die
    169 	export LD_PRELOAD=/usr/lib/librumphijack.so
    170 
    171 	atf_check -s exit:0 mkdir -p /rump/var/run
    172 	atf_check -s exit:0 mkdir -p /rump/var/db
    173 	atf_check -s exit:0 touch /rump/var/db/mountdtab
    174 	atf_check -s exit:0 mkdir /rump/etc
    175 	atf_check -s exit:0 mkdir /rump/export
    176 
    177 	atf_check -s exit:0 -x \
    178 	    'echo "/export -noresvport -noresvmnt 10.1.1.100" | \
    179 		dd of=/rump/etc/exports 2> /dev/null'
    180 
    181 	atf_check -s exit:0 -e ignore mount_ffs /dk /rump/export
    182 	atf_check -s exit:0 -x "echo ${magicstr} > /rump/export/im_alive"
    183 
    184 	# start rpcbind.  we want /var/run/rpcbind.sock
    185 	export RUMPHIJACK='blanket=/var/run,socket=all' 
    186 	atf_check -s exit:0 rpcbind
    187 
    188 	# ok, then we want mountd in the similar fashion
    189 	export RUMPHIJACK='blanket=/var/run:/var/db:/export,socket=all,path=/rump,vfs=all'
    190 	atf_check -s exit:0 mountd /rump/etc/exports
    191 
    192 	# finally, le nfschuck
    193 	export RUMPHIJACK='blanket=/var/run,socket=all,vfs=all'
    194 	atf_check -s exit:0 nfsd
    195 
    196 	#
    197 	# now, time for the client server and associated madness.
    198 	#
    199 
    200 	export RUMP_SERVER=unix://clientsock
    201 	unset RUMPHIJACK
    202 	unset LD_PRELOAD
    203 
    204 	# at least the kernel server is easier
    205 	atf_check -s exit:0 rump_server -lrumpvfs -lrumpnet		\
    206 	    -lrumpnet_net -lrumpnet_netinet -lrumpnet_shmif -lrumpfs_nfs\
    207 	    ${RUMP_SERVER}
    208 
    209 	atf_check -s exit:0 rump.ifconfig shmif0 create
    210 	atf_check -s exit:0 rump.ifconfig shmif0 linkstr shmbus
    211 	atf_check -s exit:0 rump.ifconfig shmif0 inet 10.1.1.100
    212 
    213 	export LD_PRELOAD=/usr/lib/librumphijack.so
    214 
    215 	atf_check -s exit:0 mkdir /rump/mnt
    216 	atf_check -s exit:0 mount_nfs 10.1.1.1:/export /rump/mnt
    217 
    218 	atf_check -s exit:0 -o inline:"${magicstr}\n" cat /rump/mnt/im_alive
    219 	atf_check -s exit:0 -o match:'.*im_alive$' ls -l /rump/mnt/im_alive
    220 }
    221 
    222 
    223 atf_test_case nfs cleanup
    224 nfs_head()
    225 {
    226         atf_set "descr" "Test hijacked nfsd and mount_nfs"
    227 }
    228 
    229 nfs_body()
    230 {
    231 	test_nfs -lrumpvfs -lrumpdev -lrumpnet -lrumpnet_net		\
    232 	    -lrumpnet_netinet -lrumpnet_local -lrumpnet_shmif		\
    233 	    -lrumpdev_disk -lrumpfs_ffs -lrumpfs_nfs -lrumpfs_nfsserver	\
    234 	    -d key=/dk,hostpath=ffs.img,size=host
    235 }
    236 
    237 nfs_cleanup()
    238 {
    239 	RUMP_SERVER=unix://serversock rump.halt 2> /dev/null
    240 	RUMP_SERVER=unix://clientsock rump.halt 2> /dev/null
    241 	:
    242 }
    243 
    244 atf_test_case nfs_autoload cleanup
    245 nfs_autoload_head()
    246 {
    247         atf_set "descr" "Test hijacked nfsd with autoload from /stand"
    248 }
    249 
    250 nfs_autoload_body()
    251 {
    252 	[ `uname -m` = "i386" ] || atf_skip "test currently valid only on i386"
    253 	test_nfs -lrumpvfs -lrumpdev -lrumpnet -lrumpnet_net		\
    254 	    -lrumpnet_netinet -lrumpnet_local -lrumpnet_shmif		\
    255 	    -lrumpdev_disk -d key=/dk,hostpath=ffs.img,size=host
    256 }
    257 
    258 nfs_autoload_cleanup()
    259 {
    260 	nfs_cleanup
    261 }
    262 
    263 atf_init_test_cases()
    264 {
    265 	atf_add_test_case http
    266 	atf_add_test_case ssh
    267 	atf_add_test_case nfs
    268 	atf_add_test_case nfs_autoload
    269 }
    270