regress/dynamic-forward.sh

   1 #       $OpenBSD: dynamic-forward.sh,v 1.4 2004/06/22 22:55:56 dtucker Exp $
   2 #       Placed in the Public Domain.
   3
   4 tid="dynamic forwarding"
   5
   6 FWDPORT=`expr $PORT + 1`
   7
   8 DATA=/bin/ls${EXEEXT}
   9
  10 if have_prog nc && nc -h 2>&1 | grep "proxy address" >/dev/null; then
  11         proxycmd="nc -x 127.0.0.1:$FWDPORT -X"
  12 elif have_prog connect; then
  13         proxycmd="connect -S 127.0.0.1:$FWDPORT -"
  14 else
  15         echo "skipped (no suitable ProxyCommand found)"
  16         exit 0
  17 fi
  18 trace "will use ProxyCommand $proxycmd"
  19
  20 start_sshd
  21
  22 for p in 1 2; do
  23         trace "start dynamic forwarding, fork to background"
  24         ${SSH} -$p -F $OBJ/ssh_config -f -D $FWDPORT -q somehost \
  25                 exec sh -c \'"echo \$\$ > $OBJ/remote_pid; exec sleep 444"\'
  26
  27         for s in 4 5; do
  28             for h in 127.0.0.1 localhost; do
  29                 trace "testing ssh protocol $p socks version $s host $h"
  30                 ${SSH} -F $OBJ/ssh_config \
  31                         -o "ProxyCommand ${proxycmd}${s} $h $PORT" \
  32                         somehost cat $DATA > $OBJ/ls.copy
  33                 test -f $OBJ/ls.copy     || fail "failed copy $DATA"
  34                 cmp $DATA $OBJ/ls.copy || fail "corrupted copy of $DATA"
  35             done
  36         done
  37
  38         if [ -f $OBJ/remote_pid ]; then
  39                 remote=`cat $OBJ/remote_pid`
  40                 trace "terminate remote shell, pid $remote"
  41                 if [ $remote -gt 1 ]; then
  42                         kill -HUP $remote
  43                 fi
  44         else
  45                 fail "no pid file: $OBJ/remote_pid"
  46         fi
  47
  48         # Must allow time for connection tear-down
  49         sleep 2
  50 done