regress/test-exec.sh

   1 #       $OpenBSD: test-exec.sh,v 1.31 2007/12/21 04:13:53 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 ${SCRIPT}`
  60
  61 # defaults
  62 SSH=ssh
  63 SSHD=sshd
  64 SSHAGENT=ssh-agent
  65 SSHADD=ssh-add
  66 SSHKEYGEN=ssh-keygen
  67 SSHKEYSCAN=ssh-keyscan
  68 SFTP=sftp
  69 SFTPSERVER=/usr/libexec/openssh/sftp-server
  70 SCP=scp
  71
  72 # Interop testing
  73 PLINK=/usr/local/bin/plink
  74 PUTTYGEN=/usr/local/bin/puttygen
  75
  76 if [ "x$TEST_SSH_SSH" != "x" ]; then
  77         SSH="${TEST_SSH_SSH}"
  78 fi
  79 if [ "x$TEST_SSH_SSHD" != "x" ]; then
  80         SSHD="${TEST_SSH_SSHD}"
  81 fi
  82 if [ "x$TEST_SSH_SSHAGENT" != "x" ]; then
  83         SSHAGENT="${TEST_SSH_SSHAGENT}"
  84 fi
  85 if [ "x$TEST_SSH_SSHADD" != "x" ]; then
  86         SSHADD="${TEST_SSH_SSHADD}"
  87 fi
  88 if [ "x$TEST_SSH_SSHKEYGEN" != "x" ]; then
  89         SSHKEYGEN="${TEST_SSH_SSHKEYGEN}"
  90 fi
  91 if [ "x$TEST_SSH_SSHKEYSCAN" != "x" ]; then
  92         SSHKEYSCAN="${TEST_SSH_SSHKEYSCAN}"
  93 fi
  94 if [ "x$TEST_SSH_SFTP" != "x" ]; then
  95         SFTP="${TEST_SSH_SFTP}"
  96 fi
  97 if [ "x$TEST_SSH_SFTPSERVER" != "x" ]; then
  98         SFTPSERVER="${TEST_SSH_SFTPSERVER}"
  99 fi
 100 if [ "x$TEST_SSH_SCP" != "x" ]; then
 101         SCP="${TEST_SSH_SCP}"
 102 fi
 103 if [ "x$TEST_SSH_PLINK" != "x" ]; then
 104         PLINK="${TEST_SSH_PLINK}"
 105 fi
 106 if [ "x$TEST_SSH_PUTTYGEN" != "x" ]; then
 107         PUTTYGEN="${TEST_SSH_PUTTYGEN}"
 108 fi
 109
 110 # Path to sshd must be absolute for rexec
 111 case "$SSHD" in
 112 /*) ;;
 113 *) SSHD=`which sshd` ;;
 114 esac
 115
 116 if [ "x$TEST_SSH_LOGFILE" = "x" ]; then
 117         TEST_SSH_LOGFILE=/dev/null
 118 fi
 119
 120 # these should be used in tests
 121 export SSH SSHD SSHAGENT SSHADD SSHKEYGEN SSHKEYSCAN SFTP SFTPSERVER SCP
 122 #echo $SSH $SSHD $SSHAGENT $SSHADD $SSHKEYGEN $SSHKEYSCAN $SFTP $SFTPSERVER $SCP
 123
 124 # helper
 125 echon()
 126 {
 127        if [ "x`echo -n`" = "x" ]; then
 128                echo -n "$@"
 129        elif [ "x`echo '\c'`" = "x" ]; then
 130                echo "$@\c"
 131        else
 132                fatal "Don't know how to echo without newline."
 133        fi
 134 }
 135
 136 have_prog()
 137 {
 138         saved_IFS="$IFS"
 139         IFS=":"
 140         for i in $PATH
 141         do
 142                 if [ -x $i/$1 ]; then
 143                         IFS="$saved_IFS"
 144                         return 0
 145                 fi
 146         done
 147         IFS="$saved_IFS"
 148         return 1
 149 }
 150
 151 cleanup ()
 152 {
 153         if [ -f $PIDFILE ]; then
 154                 pid=`cat $PIDFILE`
 155                 if [ "X$pid" = "X" ]; then
 156                         echo no sshd running
 157                 else
 158                         if [ $pid -lt 2 ]; then
 159                                 echo bad pid for ssd: $pid
 160                         else
 161                                 $SUDO kill $pid
 162                         fi
 163                 fi
 164         fi
 165 }
 166
 167 trace ()
 168 {
 169         echo "trace: $@" >>$TEST_SSH_LOGFILE
 170         if [ "X$TEST_SSH_TRACE" = "Xyes" ]; then
 171                 echo "$@"
 172         fi
 173 }
 174
 175 verbose ()
 176 {
 177         echo "verbose: $@" >>$TEST_SSH_LOGFILE
 178         if [ "X$TEST_SSH_QUIET" != "Xyes" ]; then
 179                 echo "$@"
 180         fi
 181 }
 182
 183
 184 fail ()
 185 {
 186         echo "FAIL: $@" >>$TEST_SSH_LOGFILE
 187         RESULT=1
 188         echo "$@"
 189 }
 190
 191 fatal ()
 192 {
 193         echo "FATAL: $@" >>$TEST_SSH_LOGFILE
 194         echon "FATAL: "
 195         fail "$@"
 196         cleanup
 197         exit $RESULT
 198 }
 199
 200 RESULT=0
 201 PIDFILE=$OBJ/pidfile
 202
 203 trap fatal 3 2
 204
 205 # create server config
 206 cat << EOF > $OBJ/sshd_config
 207         StrictModes             no
 208         Port                    $PORT
 209         AddressFamily           inet
 210         ListenAddress           127.0.0.1
 211         #ListenAddress          ::1
 212         PidFile                 $PIDFILE
 213         AuthorizedKeysFile      $OBJ/authorized_keys_%u
 214         LogLevel                VERBOSE
 215         AcceptEnv               _XXX_TEST_*
 216         AcceptEnv               _XXX_TEST
 217         Subsystem       sftp    $SFTPSERVER
 218 EOF
 219
 220 if [ ! -z "$TEST_SSH_SSHD_CONFOPTS" ]; then
 221         trace "adding sshd_config option $TEST_SSH_SSHD_CONFOPTS"
 222         echo "$TEST_SSH_SSHD_CONFOPTS" >> $OBJ/sshd_config
 223 fi
 224
 225 # server config for proxy connects
 226 cp $OBJ/sshd_config $OBJ/sshd_proxy
 227
 228 # allow group-writable directories in proxy-mode
 229 echo 'StrictModes no' >> $OBJ/sshd_proxy
 230
 231 # create client config
 232 cat << EOF > $OBJ/ssh_config
 233 Host *
 234         Hostname                127.0.0.1
 235         HostKeyAlias            localhost-with-alias
 236         Port                    $PORT
 237         User                    $USER
 238         GlobalKnownHostsFile    $OBJ/known_hosts
 239         UserKnownHostsFile      $OBJ/known_hosts
 240         RSAAuthentication       yes
 241         PubkeyAuthentication    yes
 242         ChallengeResponseAuthentication no
 243         HostbasedAuthentication no
 244         PasswordAuthentication  no
 245         BatchMode               yes
 246         StrictHostKeyChecking   yes
 247 EOF
 248
 249 if [ ! -z "$TEST_SSH_SSH_CONFOPTS" ]; then
 250         trace "adding ssh_config option $TEST_SSH_SSHD_CONFOPTS"
 251         echo "$TEST_SSH_SSH_CONFOPTS" >> $OBJ/ssh_config
 252 fi
 253
 254 rm -f $OBJ/known_hosts $OBJ/authorized_keys_$USER
 255
 256 trace "generate keys"
 257 for t in rsa rsa1; do
 258         # generate user key
 259         rm -f $OBJ/$t
 260         ${SSHKEYGEN} -b 1024 -q -N '' -t $t  -f $OBJ/$t ||\
 261                 fail "ssh-keygen for $t failed"
 262
 263         # known hosts file for client
 264         (
 265                 echon 'localhost-with-alias,127.0.0.1,::1 '
 266                 cat $OBJ/$t.pub
 267         ) >> $OBJ/known_hosts
 268
 269         # setup authorized keys
 270         cat $OBJ/$t.pub >> $OBJ/authorized_keys_$USER
 271         echo IdentityFile $OBJ/$t >> $OBJ/ssh_config
 272
 273         # use key as host key, too
 274         $SUDO cp $OBJ/$t $OBJ/host.$t
 275         echo HostKey $OBJ/host.$t >> $OBJ/sshd_config
 276
 277         # don't use SUDO for proxy connect
 278         echo HostKey $OBJ/$t >> $OBJ/sshd_proxy
 279 done
 280 chmod 644 $OBJ/authorized_keys_$USER
 281
 282 # If PuTTY is present, prepare keys and configuration
 283 REGRESS_INTEROP_PUTTY=no
 284 if test -x $PUTTYGEN -a -x $PLINK ; then
 285         mkdir -p ${OBJ}/.putty
 286
 287         # Add a PuTTY key to authorized_keys
 288         rm -f ${OBJ}/putty.rsa2
 289         puttygen -t rsa -o ${OBJ}/putty.rsa2 < /dev/null > /dev/null
 290         puttygen -O public-openssh ${OBJ}/putty.rsa2 \
 291             >> $OBJ/authorized_keys_$USER
 292
 293         # Convert rsa2 host key to PuTTY format
 294         ${SRC}/ssh2putty.sh 127.0.0.1 $PORT $OBJ/rsa > \
 295             ${OBJ}/.putty/sshhostkeys
 296         ${SRC}/ssh2putty.sh 127.0.0.1 22 $OBJ/rsa >> \
 297             ${OBJ}/.putty/sshhostkeys
 298
 299         # Setup proxied session
 300         mkdir -p ${OBJ}/.putty/sessions
 301         rm -f ${OBJ}/.putty/sessions/localhost_proxy
 302         echo "Hostname=127.0.0.1" >> ${OBJ}/.putty/sessions/localhost_proxy
 303         echo "PortNumber=$PORT" >> ${OBJ}/.putty/sessions/localhost_proxy
 304         echo "ProxyMethod=5" >> ${OBJ}/.putty/sessions/localhost_proxy
 305         echo "ProxyTelnetCommand=sh ${SRC}/sshd-log-wrapper.sh ${SSHD} ${TEST_SSH_LOGFILE} -i -f $OBJ/sshd_proxy" >> ${OBJ}/.putty/sessions/localhost_proxy
 306
 307         REGRESS_INTEROP_PUTTY=yes
 308 fi
 309
 310 # create a proxy version of the client config
 311 (
 312         cat $OBJ/ssh_config
 313         echo proxycommand ${SUDO} sh ${SRC}/sshd-log-wrapper.sh ${SSHD} ${TEST_SSH_LOGFILE} -i -f $OBJ/sshd_proxy
 314 ) > $OBJ/ssh_proxy
 315
 316 # check proxy config
 317 ${SSHD} -t -f $OBJ/sshd_proxy   || fatal "sshd_proxy broken"
 318
 319 start_sshd ()
 320 {
 321         # start sshd
 322         $SUDO ${SSHD} -f $OBJ/sshd_config "$@" -t || fatal "sshd_config broken"
 323         $SUDO ${SSHD} -f $OBJ/sshd_config -e "$@" >>$TEST_SSH_LOGFILE 2>&1
 324
 325         trace "wait for sshd"
 326         i=0;
 327         while [ ! -f $PIDFILE -a $i -lt 10 ]; do
 328                 i=`expr $i + 1`
 329                 sleep $i
 330         done
 331
 332         test -f $PIDFILE || fatal "no sshd running on port $PORT"
 333 }
 334
 335 # source test body
 336 . $SCRIPT
 337
 338 # kill sshd
 339 cleanup
 340 if [ $RESULT -eq 0 ]; then
 341         verbose ok $tid
 342 else
 343         echo failed $tid
 344 fi
 345 exit $RESULT