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 ${SCRIPT}`
  60
  61 # defaults
  62 SSH=ssh
  63 SSHD=sshd
  64 SSHAGENT=ssh-agent
  65 SSHADD=ssh-add
  66 SSHKEYGEN=ssh-keygen
  67 SSHKEYSCAN=ssh-keyscan
  68 SFTP=sftp
  69 SFTPSERVER=/usr/libexec/openssh/sftp-server
  70 SCP=scp
  71
  72 # Interop testing
  73 PLINK=plink
  74 PUTTYGEN=puttygen
  75 CONCH=conch
  76
  77 if [ "x$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         # Find real binary, if it exists
 120         case "${TEST_SSH_CONCH}" in
 121         /*) CONCH="${TEST_SSH_CONCH}" ;;
 122         *) CONCH=`which ${TEST_SSH_CONCH} 2>/dev/null` ;;
 123         esac
 124 fi
 125
 126 # Path to sshd must be absolute for rexec
 127 case "$SSHD" in
 128 /*) ;;
 129 *) SSHD=`which sshd` ;;
 130 esac
 131
 132 if [ "x$TEST_SSH_LOGFILE" = "x" ]; then
 133         TEST_SSH_LOGFILE=/dev/null
 134 fi
 135
 136 # these should be used in tests
 137 export SSH SSHD SSHAGENT SSHADD SSHKEYGEN SSHKEYSCAN SFTP SFTPSERVER SCP
 138 #echo $SSH $SSHD $SSHAGENT $SSHADD $SSHKEYGEN $SSHKEYSCAN $SFTP $SFTPSERVER $SCP
 139
 140 # helper
 141 echon()
 142 {
 143        if [ "x`echo -n`" = "x" ]; then
 144                echo -n "$@"
 145        elif [ "x`echo '\c'`" = "x" ]; then
 146                echo "$@\c"
 147        else
 148                fatal "Don't know how to echo without newline."
 149        fi
 150 }
 151
 152 have_prog()
 153 {
 154         saved_IFS="$IFS"
 155         IFS=":"
 156         for i in $PATH
 157         do
 158                 if [ -x $i/$1 ]; then
 159                         IFS="$saved_IFS"
 160                         return 0
 161                 fi
 162         done
 163         IFS="$saved_IFS"
 164         return 1
 165 }
 166
 167 cleanup ()
 168 {
 169         if [ -f $PIDFILE ]; then
 170                 pid=`cat $PIDFILE`
 171                 if [ "X$pid" = "X" ]; then
 172                         echo no sshd running
 173                 else
 174                         if [ $pid -lt 2 ]; then
 175                                 echo bad pid for ssd: $pid
 176                         else
 177                                 $SUDO kill $pid
 178                         fi
 179                 fi
 180         fi
 181 }
 182
 183 trace ()
 184 {
 185         echo "trace: $@" >>$TEST_SSH_LOGFILE
 186         if [ "X$TEST_SSH_TRACE" = "Xyes" ]; then
 187                 echo "$@"
 188         fi
 189 }
 190
 191 verbose ()
 192 {
 193         echo "verbose: $@" >>$TEST_SSH_LOGFILE
 194         if [ "X$TEST_SSH_QUIET" != "Xyes" ]; then
 195                 echo "$@"
 196         fi
 197 }
 198
 199
 200 fail ()
 201 {
 202         echo "FAIL: $@" >>$TEST_SSH_LOGFILE
 203         RESULT=1
 204         echo "$@"
 205 }
 206
 207 fatal ()
 208 {
 209         echo "FATAL: $@" >>$TEST_SSH_LOGFILE
 210         echon "FATAL: "
 211         fail "$@"
 212         cleanup
 213         exit $RESULT
 214 }
 215
 216 RESULT=0
 217 PIDFILE=$OBJ/pidfile
 218
 219 trap fatal 3 2
 220
 221 # create server config
 222 cat << EOF > $OBJ/sshd_config
 223         StrictModes             no
 224         Port                    $PORT
 225         AddressFamily           inet
 226         ListenAddress           127.0.0.1
 227         #ListenAddress          ::1
 228         PidFile                 $PIDFILE
 229         AuthorizedKeysFile      $OBJ/authorized_keys_%u
 230         LogLevel                VERBOSE
 231         AcceptEnv               _XXX_TEST_*
 232         AcceptEnv               _XXX_TEST
 233         Subsystem       sftp    $SFTPSERVER
 234 EOF
 235
 236 if [ ! -z "$TEST_SSH_SSHD_CONFOPTS" ]; then
 237         trace "adding sshd_config option $TEST_SSH_SSHD_CONFOPTS"
 238         echo "$TEST_SSH_SSHD_CONFOPTS" >> $OBJ/sshd_config
 239 fi
 240
 241 # server config for proxy connects
 242 cp $OBJ/sshd_config $OBJ/sshd_proxy
 243
 244 # allow group-writable directories in proxy-mode
 245 echo 'StrictModes no' >> $OBJ/sshd_proxy
 246
 247 # create client config
 248 cat << EOF > $OBJ/ssh_config
 249 Host *
 250         Hostname                127.0.0.1
 251         HostKeyAlias            localhost-with-alias
 252         Port                    $PORT
 253         User                    $USER
 254         GlobalKnownHostsFile    $OBJ/known_hosts
 255         UserKnownHostsFile      $OBJ/known_hosts
 256         RSAAuthentication       yes
 257         PubkeyAuthentication    yes
 258         ChallengeResponseAuthentication no
 259         HostbasedAuthentication no
 260         PasswordAuthentication  no
 261         BatchMode               yes
 262         StrictHostKeyChecking   yes
 263 EOF
 264
 265 if [ ! -z "$TEST_SSH_SSH_CONFOPTS" ]; then
 266         trace "adding ssh_config option $TEST_SSH_SSHD_CONFOPTS"
 267         echo "$TEST_SSH_SSH_CONFOPTS" >> $OBJ/ssh_config
 268 fi
 269
 270 rm -f $OBJ/known_hosts $OBJ/authorized_keys_$USER
 271
 272 trace "generate keys"
 273 for t in rsa rsa1; do
 274         # generate user key
 275         rm -f $OBJ/$t
 276         ${SSHKEYGEN} -b 1024 -q -N '' -t $t  -f $OBJ/$t ||\
 277                 fail "ssh-keygen for $t failed"
 278
 279         # known hosts file for client
 280         (
 281                 echon 'localhost-with-alias,127.0.0.1,::1 '
 282                 cat $OBJ/$t.pub
 283         ) >> $OBJ/known_hosts
 284
 285         # setup authorized keys
 286         cat $OBJ/$t.pub >> $OBJ/authorized_keys_$USER
 287         echo IdentityFile $OBJ/$t >> $OBJ/ssh_config
 288
 289         # use key as host key, too
 290         $SUDO cp $OBJ/$t $OBJ/host.$t
 291         echo HostKey $OBJ/host.$t >> $OBJ/sshd_config
 292
 293         # don't use SUDO for proxy connect
 294         echo HostKey $OBJ/$t >> $OBJ/sshd_proxy
 295 done
 296 chmod 644 $OBJ/authorized_keys_$USER
 297
 298 # Activate Twisted Conch tests if the binary is present
 299 REGRESS_INTEROP_CONCH=no
 300 if test -x "$CONCH" ; then
 301         REGRESS_INTEROP_CONCH=yes
 302 fi
 303
 304 # If PuTTY is present and we are running a PuTTY test, prepare keys and
 305 # configuration
 306 REGRESS_INTEROP_PUTTY=no
 307 if test -x "$PUTTYGEN" -a -x "$PLINK" ; then
 308         REGRESS_INTEROP_PUTTY=yes
 309 fi
 310 case "$SCRIPT" in
 311 *putty*)        ;;
 312 *)              REGRESS_INTEROP_PUTTY=no ;;
 313 esac
 314
 315 if test "$REGRESS_INTEROP_PUTTY" = "yes" ; then
 316         mkdir -p ${OBJ}/.putty
 317
 318         # Add a PuTTY key to authorized_keys
 319         rm -f ${OBJ}/putty.rsa2
 320         puttygen -t rsa -o ${OBJ}/putty.rsa2 < /dev/null > /dev/null
 321         puttygen -O public-openssh ${OBJ}/putty.rsa2 \
 322             >> $OBJ/authorized_keys_$USER
 323
 324         # Convert rsa2 host key to PuTTY format
 325         ${SRC}/ssh2putty.sh 127.0.0.1 $PORT $OBJ/rsa > \
 326             ${OBJ}/.putty/sshhostkeys
 327         ${SRC}/ssh2putty.sh 127.0.0.1 22 $OBJ/rsa >> \
 328             ${OBJ}/.putty/sshhostkeys
 329
 330         # Setup proxied session
 331         mkdir -p ${OBJ}/.putty/sessions
 332         rm -f ${OBJ}/.putty/sessions/localhost_proxy
 333         echo "Hostname=127.0.0.1" >> ${OBJ}/.putty/sessions/localhost_proxy
 334         echo "PortNumber=$PORT" >> ${OBJ}/.putty/sessions/localhost_proxy
 335         echo "ProxyMethod=5" >> ${OBJ}/.putty/sessions/localhost_proxy
 336         echo "ProxyTelnetCommand=sh ${SRC}/sshd-log-wrapper.sh ${SSHD} ${TEST_SSH_LOGFILE} -i -f $OBJ/sshd_proxy" >> ${OBJ}/.putty/sessions/localhost_proxy
 337
 338         REGRESS_INTEROP_PUTTY=yes
 339 fi
 340
 341 # create a proxy version of the client config
 342 (
 343         cat $OBJ/ssh_config
 344         echo proxycommand ${SUDO} sh ${SRC}/sshd-log-wrapper.sh ${SSHD} ${TEST_SSH_LOGFILE} -i -f $OBJ/sshd_proxy
 345 ) > $OBJ/ssh_proxy
 346
 347 # check proxy config
 348 ${SSHD} -t -f $OBJ/sshd_proxy   || fatal "sshd_proxy broken"
 349
 350 start_sshd ()
 351 {
 352         # start sshd
 353         $SUDO ${SSHD} -f $OBJ/sshd_config "$@" -t || fatal "sshd_config broken"
 354         $SUDO ${SSHD} -f $OBJ/sshd_config -e "$@" >>$TEST_SSH_LOGFILE 2>&1
 355
 356         trace "wait for sshd"
 357         i=0;
 358         while [ ! -f $PIDFILE -a $i -lt 10 ]; do
 359                 i=`expr $i + 1`
 360                 sleep $i
 361         done
 362
 363         test -f $PIDFILE || fatal "no sshd running on port $PORT"
 364 }
 365
 366 # source test body
 367 . $SCRIPT
 368
 369 # kill sshd
 370 cleanup
 371 if [ $RESULT -eq 0 ]; then
 372         verbose ok $tid
 373 else
 374         echo failed $tid
 375 fi
 376 exit $RESULT