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106 lines
2.7 KiB
Bash
106 lines
2.7 KiB
Bash
# $OpenBSD: forwarding.sh,v 1.7 2010/01/11 02:53:44 dtucker 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 $DATA"
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sleep 10
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done
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for p in 1 2; do
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for d in L R; do
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trace "exit on -$d forward failure, proto $p"
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# this one should succeed
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${SSH} -$p -F $OBJ/ssh_config \
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-$d ${base}01:127.0.0.1:$PORT \
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-$d ${base}02:127.0.0.1:$PORT \
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-$d ${base}03:127.0.0.1:$PORT \
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-$d ${base}04:127.0.0.1:$PORT \
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-oExitOnForwardFailure=yes somehost true
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if [ $? != 0 ]; then
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fail "connection failed, should not"
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else
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# this one should fail
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${SSH} -q -$p -F $OBJ/ssh_config \
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-$d ${base}01:127.0.0.1:$PORT \
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-$d ${base}02:127.0.0.1:$PORT \
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-$d ${base}03:127.0.0.1:$PORT \
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-$d ${base}01:127.0.0.1:$PORT \
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-$d ${base}04:127.0.0.1:$PORT \
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-oExitOnForwardFailure=yes somehost true
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r=$?
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if [ $r != 255 ]; then
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fail "connection not termintated, but should ($r)"
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fi
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fi
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done
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done
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for p in 1 2; do
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trace "simple clear forwarding proto $p"
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${SSH} -$p -F $OBJ/ssh_config -oClearAllForwardings=yes somehost true
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trace "clear local forward proto $p"
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${SSH} -$p -f -F $OBJ/ssh_config -L ${base}01:127.0.0.1:$PORT \
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-oClearAllForwardings=yes somehost sleep 10
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if [ $? != 0 ]; then
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fail "connection failed with cleared local forwarding"
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else
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# this one should fail
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${SSH} -$p -F $OBJ/ssh_config -p ${base}01 true \
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2>${TEST_SSH_LOGFILE} && \
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fail "local forwarding not cleared"
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fi
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sleep 10
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trace "clear remote forward proto $p"
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${SSH} -$p -f -F $OBJ/ssh_config -R ${base}01:127.0.0.1:$PORT \
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-oClearAllForwardings=yes somehost sleep 10
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if [ $? != 0 ]; then
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fail "connection failed with cleared remote forwarding"
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else
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# this one should fail
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${SSH} -$p -F $OBJ/ssh_config -p ${base}01 true \
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2>${TEST_SSH_LOGFILE} && \
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fail "remote forwarding not cleared"
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fi
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sleep 10
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done
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for p in 2; do
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trace "stdio forwarding proto $p"
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cmd="${SSH} -$p -F $OBJ/ssh_config"
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$cmd -o "ProxyCommand $cmd -q -W localhost:$PORT somehost" \
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somehost true
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if [ $? != 0 ]; then
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fail "stdio forwarding proto $p"
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fi
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done
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