regress/test-exec.sh

   1 #       $OpenBSD: test-exec.sh,v 1.35 2008/06/28 13:57:25 djm Exp $
   2 #       Placed in the Public Domain.
   3
   4 #SUDO=sudo
   5
   6 # Unbreak GNU head(1)
   7 _POSIX2_VERSION=199209
   8 export _POSIX2_VERSION
   9
  10 case `uname -s 2>/dev/null` in
  11 OSF1*)
  12         BIN_SH=xpg4
  13         export BIN_SH
  14         ;;
  15 esac
  16
  17 if [ ! -z "$TEST_SSH_PORT" ]; then
  18         PORT="$TEST_SSH_PORT"
  19 else
  20         PORT=4242
  21 fi
  22
  23 if [ -x /usr/ucb/whoami ]; then
  24         USER=`/usr/ucb/whoami`
  25 elif whoami >/dev/null 2>&1; then
  26         USER=`whoami`
  27 elif logname >/dev/null 2>&1; then
  28         USER=`logname`
  29 else
  30         USER=`id -un`
  31 fi
  32
  33 OBJ=$1
  34 if [ "x$OBJ" = "x" ]; then
  35         echo '$OBJ not defined'
  36         exit 2
  37 fi
  38 if [ ! -d $OBJ ]; then
  39         echo "not a directory: $OBJ"
  40         exit 2
  41 fi
  42 SCRIPT=$2
  43 if [ "x$SCRIPT" = "x" ]; then
  44         echo '$SCRIPT not defined'
  45         exit 2
  46 fi
  47 if [ ! -f $SCRIPT ]; then
  48         echo "not a file: $SCRIPT"
  49         exit 2
  50 fi
  51 if $TEST_SHELL -n $SCRIPT; then
  52         true
  53 else
  54         echo "syntax error in $SCRIPT"
  55         exit 2
  56 fi
  57 unset SSH_AUTH_SOCK
  58
  59 SRC=`dirname ${SCRIPT}`
  60
  61 # defaults
  62 SSH=ssh
  63 SSHD=sshd
  64 SSHAGENT=ssh-agent
  65 SSHADD=ssh-add
  66 SSHKEYGEN=ssh-keygen
  67 SSHKEYSCAN=ssh-keyscan
  68 SFTP=sftp
  69 SFTPSERVER=/usr/libexec/openssh/sftp-server
  70 SCP=scp
  71
  72 # Interop testing
  73 PLINK=/usr/local/bin/plink
  74 PUTTYGEN=/usr/local/bin/puttygen
  75 CONCH=/usr/local/bin/conch
  76
  77 if [ "x$TEST_SSH_SSH" != "x" ]; then
  78         SSH="${TEST_SSH_SSH}"
  79 fi
  80 if [ "x$TEST_SSH_SSHD" != "x" ]; then
  81         SSHD="${TEST_SSH_SSHD}"
  82 fi
  83 if [ "x$TEST_SSH_SSHAGENT" != "x" ]; then
  84         SSHAGENT="${TEST_SSH_SSHAGENT}"
  85 fi
  86 if [ "x$TEST_SSH_SSHADD" != "x" ]; then
  87         SSHADD="${TEST_SSH_SSHADD}"
  88 fi
  89 if [ "x$TEST_SSH_SSHKEYGEN" != "x" ]; then
  90         SSHKEYGEN="${TEST_SSH_SSHKEYGEN}"
  91 fi
  92 if [ "x$TEST_SSH_SSHKEYSCAN" != "x" ]; then
  93         SSHKEYSCAN="${TEST_SSH_SSHKEYSCAN}"
  94 fi
  95 if [ "x$TEST_SSH_SFTP" != "x" ]; then
  96         SFTP="${TEST_SSH_SFTP}"
  97 fi
  98 if [ "x$TEST_SSH_SFTPSERVER" != "x" ]; then
  99         SFTPSERVER="${TEST_SSH_SFTPSERVER}"
 100 fi
 101 if [ "x$TEST_SSH_SCP" != "x" ]; then
 102         SCP="${TEST_SSH_SCP}"
 103 fi
 104 if [ "x$TEST_SSH_PLINK" != "x" ]; then
 105         # Find real binary, if it exists
 106         case "${TEST_SSH_PLINK}" in
 107         /*) PLINK="${TEST_SSH_PLINK}" ;;
 108         *) PLINK=`which ${TEST_SSH_PLINK} 2>/dev/null` ;;
 109         esac
 110 fi
 111 if [ "x$TEST_SSH_PUTTYGEN" != "x" ]; then
 112         # Find real binary, if it exists
 113         case "${TEST_SSH_PUTTYGEN}" in
 114         /*) PUTTYGEN="${TEST_SSH_PUTTYGEN}" ;;
 115         *) PUTTYGEN=`which ${TEST_SSH_PUTTYGEN} 2>/dev/null` ;;
 116         esac
 117 fi
 118 if [ "x$TEST_SSH_CONCH" != "x" ]; then
 119         CONCH="${TEST_SSH_CONCH}"
 120 fi
 121
 122 # Path to sshd must be absolute for rexec
 123 case "$SSHD" in
 124 /*) ;;
 125 *) SSHD=`which sshd` ;;
 126 esac
 127
 128 if [ "x$TEST_SSH_LOGFILE" = "x" ]; then
 129         TEST_SSH_LOGFILE=/dev/null
 130 fi
 131
 132 # these should be used in tests
 133 export SSH SSHD SSHAGENT SSHADD SSHKEYGEN SSHKEYSCAN SFTP SFTPSERVER SCP
 134 #echo $SSH $SSHD $SSHAGENT $SSHADD $SSHKEYGEN $SSHKEYSCAN $SFTP $SFTPSERVER $SCP
 135
 136 # helper
 137 echon()
 138 {
 139        if [ "x`echo -n`" = "x" ]; then
 140                echo -n "$@"
 141        elif [ "x`echo '\c'`" = "x" ]; then
 142                echo "$@\c"
 143        else
 144                fatal "Don't know how to echo without newline."
 145        fi
 146 }
 147
 148 have_prog()
 149 {
 150         saved_IFS="$IFS"
 151         IFS=":"
 152         for i in $PATH
 153         do
 154                 if [ -x $i/$1 ]; then
 155                         IFS="$saved_IFS"
 156                         return 0
 157                 fi
 158         done
 159         IFS="$saved_IFS"
 160         return 1
 161 }
 162
 163 cleanup ()
 164 {
 165         if [ -f $PIDFILE ]; then
 166                 pid=`cat $PIDFILE`
 167                 if [ "X$pid" = "X" ]; then
 168                         echo no sshd running
 169                 else
 170                         if [ $pid -lt 2 ]; then
 171                                 echo bad pid for ssd: $pid
 172                         else
 173                                 $SUDO kill $pid
 174                         fi
 175                 fi
 176         fi
 177 }
 178
 179 trace ()
 180 {
 181         echo "trace: $@" >>$TEST_SSH_LOGFILE
 182         if [ "X$TEST_SSH_TRACE" = "Xyes" ]; then
 183                 echo "$@"
 184         fi
 185 }
 186
 187 verbose ()
 188 {
 189         echo "verbose: $@" >>$TEST_SSH_LOGFILE
 190         if [ "X$TEST_SSH_QUIET" != "Xyes" ]; then
 191                 echo "$@"
 192         fi
 193 }
 194
 195
 196 fail ()
 197 {
 198         echo "FAIL: $@" >>$TEST_SSH_LOGFILE
 199         RESULT=1
 200         echo "$@"
 201 }
 202
 203 fatal ()
 204 {
 205         echo "FATAL: $@" >>$TEST_SSH_LOGFILE
 206         echon "FATAL: "
 207         fail "$@"
 208         cleanup
 209         exit $RESULT
 210 }
 211
 212 RESULT=0
 213 PIDFILE=$OBJ/pidfile
 214
 215 trap fatal 3 2
 216
 217 # create server config
 218 cat << EOF > $OBJ/sshd_config
 219         StrictModes             no
 220         Port                    $PORT
 221         AddressFamily           inet
 222         ListenAddress           127.0.0.1
 223         #ListenAddress          ::1
 224         PidFile                 $PIDFILE
 225         AuthorizedKeysFile      $OBJ/authorized_keys_%u
 226         LogLevel                VERBOSE
 227         AcceptEnv               _XXX_TEST_*
 228         AcceptEnv               _XXX_TEST
 229         Subsystem       sftp    $SFTPSERVER
 230 EOF
 231
 232 if [ ! -z "$TEST_SSH_SSHD_CONFOPTS" ]; then
 233         trace "adding sshd_config option $TEST_SSH_SSHD_CONFOPTS"
 234         echo "$TEST_SSH_SSHD_CONFOPTS" >> $OBJ/sshd_config
 235 fi
 236
 237 # server config for proxy connects
 238 cp $OBJ/sshd_config $OBJ/sshd_proxy
 239
 240 # allow group-writable directories in proxy-mode
 241 echo 'StrictModes no' >> $OBJ/sshd_proxy
 242
 243 # create client config
 244 cat << EOF > $OBJ/ssh_config
 245 Host *
 246         Hostname                127.0.0.1
 247         HostKeyAlias            localhost-with-alias
 248         Port                    $PORT
 249         User                    $USER
 250         GlobalKnownHostsFile    $OBJ/known_hosts
 251         UserKnownHostsFile      $OBJ/known_hosts
 252         RSAAuthentication       yes
 253         PubkeyAuthentication    yes
 254         ChallengeResponseAuthentication no
 255         HostbasedAuthentication no
 256         PasswordAuthentication  no
 257         BatchMode               yes
 258         StrictHostKeyChecking   yes
 259 EOF
 260
 261 if [ ! -z "$TEST_SSH_SSH_CONFOPTS" ]; then
 262         trace "adding ssh_config option $TEST_SSH_SSHD_CONFOPTS"
 263         echo "$TEST_SSH_SSH_CONFOPTS" >> $OBJ/ssh_config
 264 fi
 265
 266 rm -f $OBJ/known_hosts $OBJ/authorized_keys_$USER
 267
 268 trace "generate keys"
 269 for t in rsa rsa1; do
 270         # generate user key
 271         rm -f $OBJ/$t
 272         ${SSHKEYGEN} -b 1024 -q -N '' -t $t  -f $OBJ/$t ||\
 273                 fail "ssh-keygen for $t failed"
 274
 275         # known hosts file for client
 276         (
 277                 echon 'localhost-with-alias,127.0.0.1,::1 '
 278                 cat $OBJ/$t.pub
 279         ) >> $OBJ/known_hosts
 280
 281         # setup authorized keys
 282         cat $OBJ/$t.pub >> $OBJ/authorized_keys_$USER
 283         echo IdentityFile $OBJ/$t >> $OBJ/ssh_config
 284
 285         # use key as host key, too
 286         $SUDO cp $OBJ/$t $OBJ/host.$t
 287         echo HostKey $OBJ/host.$t >> $OBJ/sshd_config
 288
 289         # don't use SUDO for proxy connect
 290         echo HostKey $OBJ/$t >> $OBJ/sshd_proxy
 291 done
 292 chmod 644 $OBJ/authorized_keys_$USER
 293
 294 # Activate Twisted Conch tests if the binary is present
 295 REGRESS_INTEROP_CONCH=no
 296 if test -x "$CONCH" ; then
 297         REGRESS_INTEROP_CONCH=yes
 298 fi
 299
 300 # If PuTTY is present and we are running a PuTTY test, prepare keys and
 301 # configuration
 302 REGRESS_INTEROP_PUTTY=no
 303 if test -x "$PUTTYGEN" -a -x "$PLINK" ; then
 304         REGRESS_INTEROP_PUTTY=yes
 305 fi
 306 case "$SCRIPT" in
 307 *putty*)        ;;
 308 *)              REGRESS_INTEROP_PUTTY=no ;;
 309 esac
 310
 311 if test "$REGRESS_INTEROP_PUTTY" = "yes" ; then
 312         mkdir -p ${OBJ}/.putty
 313
 314         # Add a PuTTY key to authorized_keys
 315         rm -f ${OBJ}/putty.rsa2
 316         puttygen -t rsa -o ${OBJ}/putty.rsa2 < /dev/null > /dev/null
 317         puttygen -O public-openssh ${OBJ}/putty.rsa2 \
 318             >> $OBJ/authorized_keys_$USER
 319
 320         # Convert rsa2 host key to PuTTY format
 321         ${SRC}/ssh2putty.sh 127.0.0.1 $PORT $OBJ/rsa > \
 322             ${OBJ}/.putty/sshhostkeys
 323         ${SRC}/ssh2putty.sh 127.0.0.1 22 $OBJ/rsa >> \
 324             ${OBJ}/.putty/sshhostkeys
 325
 326         # Setup proxied session
 327         mkdir -p ${OBJ}/.putty/sessions
 328         rm -f ${OBJ}/.putty/sessions/localhost_proxy
 329         echo "Hostname=127.0.0.1" >> ${OBJ}/.putty/sessions/localhost_proxy
 330         echo "PortNumber=$PORT" >> ${OBJ}/.putty/sessions/localhost_proxy
 331         echo "ProxyMethod=5" >> ${OBJ}/.putty/sessions/localhost_proxy
 332         echo "ProxyTelnetCommand=sh ${SRC}/sshd-log-wrapper.sh ${SSHD} ${TEST_SSH_LOGFILE} -i -f $OBJ/sshd_proxy" >> ${OBJ}/.putty/sessions/localhost_proxy
 333
 334         REGRESS_INTEROP_PUTTY=yes
 335 fi
 336
 337 # create a proxy version of the client config
 338 (
 339         cat $OBJ/ssh_config
 340         echo proxycommand ${SUDO} sh ${SRC}/sshd-log-wrapper.sh ${SSHD} ${TEST_SSH_LOGFILE} -i -f $OBJ/sshd_proxy
 341 ) > $OBJ/ssh_proxy
 342
 343 # check proxy config
 344 ${SSHD} -t -f $OBJ/sshd_proxy   || fatal "sshd_proxy broken"
 345
 346 start_sshd ()
 347 {
 348         # start sshd
 349         $SUDO ${SSHD} -f $OBJ/sshd_config "$@" -t || fatal "sshd_config broken"
 350         $SUDO ${SSHD} -f $OBJ/sshd_config -e "$@" >>$TEST_SSH_LOGFILE 2>&1
 351
 352         trace "wait for sshd"
 353         i=0;
 354         while [ ! -f $PIDFILE -a $i -lt 10 ]; do
 355                 i=`expr $i + 1`
 356                 sleep $i
 357         done
 358
 359         test -f $PIDFILE || fatal "no sshd running on port $PORT"
 360 }
 361
 362 # source test body
 363 . $SCRIPT
 364
 365 # kill sshd
 366 cleanup
 367 if [ $RESULT -eq 0 ]; then
 368         verbose ok $tid
 369 else
 370         echo failed $tid
 371 fi
 372 exit $RESULT