regress/dynamic-forward.sh

   1 #       $OpenBSD: dynamic-forward.sh,v 1.2 2003/07/03 08:21:46 markus Exp $
   2 #       Placed in the Public Domain.
   3
   4 tid="dynamic forwarding"
   5
   6 PORT=4242
   7 FWDPORT=4243
   8
   9 if [ -x "`which nc 2>&1`" ] && nc -h 2>&1 | grep "x proxy address" >/dev/null; then
  10         proxycmd="nc -x 127.0.0.1:$FWDPORT -X"
  11 elif [ -x "`which connect 2>&1`" ]; then
  12         proxycmd="connect -S 127.0.0.1:$FWDPORT -"
  13 else
  14         echo "skipped (no suitable ProxyCommand found)"
  15         exit 0
  16 fi
  17 trace "will use ProxyCommand $proxycmd"
  18
  19 start_sshd
  20
  21 for p in 1 2; do
  22         trace "start dynamic forwarding, fork to background"
  23         ${SSH} -$p -F $OBJ/ssh_config -f -D $FWDPORT -q somehost \
  24                 exec sh -c \'"echo \$\$ > $OBJ/remote_pid; exec sleep 444"\'
  25
  26         for s in 4 5; do
  27             for h in 127.0.0.1 localhost; do
  28                 trace "testing ssh protocol $p socks version $s host $h"
  29                 ${SSH} -F $OBJ/ssh_config \
  30                         -o "ProxyCommand ${proxycmd}${s} $h $PORT" \
  31                         somehost cat /bin/ls > $OBJ/ls.copy
  32                 test -f $OBJ/ls.copy     || fail "failed copy /bin/ls"
  33                 cmp /bin/ls $OBJ/ls.copy || fail "corrupted copy of /bin/ls"
  34             done
  35         done
  36
  37         if [ -f $OBJ/remote_pid ]; then
  38                 remote=`cat $OBJ/remote_pid`
  39                 trace "terminate remote shell, pid $remote"
  40                 if [ $remote -gt 1 ]; then
  41                         kill -HUP $remote
  42                 fi
  43         else
  44                 fail "no pid file: $OBJ/remote_pid"
  45         fi
  46 done