crypto/openssh/regress/forwarding.sh

   1 #       $OpenBSD: forwarding.sh,v 1.4 2002/03/15 13:08:56 markus Exp $
   2 #       Placed in the Public Domain.
   3
   4 tid="local and remote forwarding"
   5
   6 start_sshd
   7
   8 base=33
   9 last=$PORT
  10 fwd=""
  11 for j in 0 1 2; do
  12         for i in 0 1 2; do
  13                 a=$base$j$i
  14                 b=`expr $a + 50`
  15                 c=$last
  16                 # fwd chain: $a -> $b -> $c
  17                 fwd="$fwd -L$a:127.0.0.1:$b -R$b:127.0.0.1:$c"
  18                 last=$a
  19         done
  20 done
  21 for p in 1 2; do
  22         q=`expr 3 - $p`
  23         trace "start forwarding, fork to background"
  24         ${SSH} -$p -F $OBJ/ssh_config -f $fwd somehost sleep 10
  25
  26         trace "transfer over forwarded channels and check result"
  27         ${SSH} -$q -F $OBJ/ssh_config -p$last -o 'ConnectionAttempts=4' \
  28                 somehost cat /bin/ls > $OBJ/ls.copy
  29         test -f $OBJ/ls.copy                    || fail "failed copy /bin/ls"
  30         cmp /bin/ls $OBJ/ls.copy                || fail "corrupted copy of /bin/ls"
  31
  32         sleep 10
  33 done