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35 lines
802 B
Bash
35 lines
802 B
Bash
# $OpenBSD: forwarding.sh,v 1.4 2002/03/15 13:08:56 markus Exp $
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# Placed in the Public Domain.
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tid="local and remote forwarding"
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DATA=/bin/ls${EXEEXT}
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start_sshd
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base=33
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last=$PORT
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fwd=""
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for j in 0 1 2; do
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for i in 0 1 2; do
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a=$base$j$i
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b=`expr $a + 50`
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c=$last
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# fwd chain: $a -> $b -> $c
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fwd="$fwd -L$a:127.0.0.1:$b -R$b:127.0.0.1:$c"
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last=$a
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done
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done
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for p in 1 2; do
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q=`expr 3 - $p`
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trace "start forwarding, fork to background"
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${SSH} -$p -F $OBJ/ssh_config -f $fwd somehost sleep 10
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trace "transfer over forwarded channels and check result"
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${SSH} -$q -F $OBJ/ssh_config -p$last -o 'ConnectionAttempts=4' \
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somehost cat $DATA > $OBJ/ls.copy
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test -f $OBJ/ls.copy || fail "failed copy $DATA"
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cmp $DATA $OBJ/ls.copy || fail "corrupted copy of $DATA"
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sleep 10
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done
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