-# $OpenBSD: forwarding.sh,v 1.7 2010/01/11 02:53:44 dtucker Exp $
+# $OpenBSD: forwarding.sh,v 1.20 2017/04/30 23:34:55 djm Exp $
# Placed in the Public Domain.
tid="local and remote forwarding"
+
DATA=/bin/ls${EXEEXT}
start_sshd
base=33
last=$PORT
fwd=""
+CTL=/tmp/openssh.regress.ctl-sock.$$
+
for j in 0 1 2; do
for i in 0 1 2; do
a=$base$j$i
last=$a
done
done
-for p in 1 2; do
- q=`expr 3 - $p`
- trace "start forwarding, fork to background"
- ${SSH} -$p -F $OBJ/ssh_config -f $fwd somehost sleep 10
-
- trace "transfer over forwarded channels and check result"
- ${SSH} -$q -F $OBJ/ssh_config -p$last -o 'ConnectionAttempts=4' \
- somehost cat $DATA > $OBJ/ls.copy
- test -f $OBJ/ls.copy || fail "failed copy $DATA"
- cmp $DATA $OBJ/ls.copy || fail "corrupted copy of $DATA"
-
- sleep 10
-done
-for p in 1 2; do
+trace "start forwarding, fork to background"
+rm -f $CTL
+${SSH} -S $CTL -M -F $OBJ/ssh_config -f $fwd somehost sleep 10
+
+trace "transfer over forwarded channels and check result"
+${SSH} -F $OBJ/ssh_config -p$last -o 'ConnectionAttempts=4' \
+ somehost cat ${DATA} > ${COPY}
+test -s ${COPY} || fail "failed copy of ${DATA}"
+cmp ${DATA} ${COPY} || fail "corrupted copy of ${DATA}"
+
+${SSH} -F $OBJ/ssh_config -S $CTL -O exit somehost
+
for d in L R; do
- trace "exit on -$d forward failure, proto $p"
+ trace "exit on -$d forward failure"
# this one should succeed
- ${SSH} -$p -F $OBJ/ssh_config \
+ ${SSH} -F $OBJ/ssh_config \
-$d ${base}01:127.0.0.1:$PORT \
-$d ${base}02:127.0.0.1:$PORT \
-$d ${base}03:127.0.0.1:$PORT \
-$d ${base}04:127.0.0.1:$PORT \
-oExitOnForwardFailure=yes somehost true
if [ $? != 0 ]; then
- fail "connection failed, should not"
+ fatal "connection failed, should not"
else
# this one should fail
- ${SSH} -q -$p -F $OBJ/ssh_config \
+ ${SSH} -q -F $OBJ/ssh_config \
-$d ${base}01:127.0.0.1:$PORT \
-$d ${base}02:127.0.0.1:$PORT \
-$d ${base}03:127.0.0.1:$PORT \
- -$d ${base}01:127.0.0.1:$PORT \
+ -$d ${base}01:localhost:$PORT \
-$d ${base}04:127.0.0.1:$PORT \
-oExitOnForwardFailure=yes somehost true
r=$?
fi
fi
done
-done
-for p in 1 2; do
- trace "simple clear forwarding proto $p"
- ${SSH} -$p -F $OBJ/ssh_config -oClearAllForwardings=yes somehost true
+trace "simple clear forwarding"
+${SSH} -F $OBJ/ssh_config -oClearAllForwardings=yes somehost true
- trace "clear local forward proto $p"
- ${SSH} -$p -f -F $OBJ/ssh_config -L ${base}01:127.0.0.1:$PORT \
- -oClearAllForwardings=yes somehost sleep 10
- if [ $? != 0 ]; then
- fail "connection failed with cleared local forwarding"
- else
- # this one should fail
- ${SSH} -$p -F $OBJ/ssh_config -p ${base}01 true \
- 2>${TEST_SSH_LOGFILE} && \
- fail "local forwarding not cleared"
- fi
- sleep 10
-
- trace "clear remote forward proto $p"
- ${SSH} -$p -f -F $OBJ/ssh_config -R ${base}01:127.0.0.1:$PORT \
- -oClearAllForwardings=yes somehost sleep 10
- if [ $? != 0 ]; then
- fail "connection failed with cleared remote forwarding"
- else
- # this one should fail
- ${SSH} -$p -F $OBJ/ssh_config -p ${base}01 true \
- 2>${TEST_SSH_LOGFILE} && \
- fail "remote forwarding not cleared"
- fi
- sleep 10
-done
+trace "clear local forward"
+rm -f $CTL
+${SSH} -S $CTL -M -f -F $OBJ/ssh_config -L ${base}01:127.0.0.1:$PORT \
+ -oClearAllForwardings=yes somehost sleep 10
+if [ $? != 0 ]; then
+ fail "connection failed with cleared local forwarding"
+else
+ # this one should fail
+ ${SSH} -F $OBJ/ssh_config -p ${base}01 somehost true \
+ >>$TEST_REGRESS_LOGFILE 2>&1 && \
+ fail "local forwarding not cleared"
+fi
+${SSH} -F $OBJ/ssh_config -S $CTL -O exit somehost
+
+trace "clear remote forward"
+rm -f $CTL
+${SSH} -S $CTL -M -f -F $OBJ/ssh_config -R ${base}01:127.0.0.1:$PORT \
+ -oClearAllForwardings=yes somehost sleep 10
+if [ $? != 0 ]; then
+ fail "connection failed with cleared remote forwarding"
+else
+ # this one should fail
+ ${SSH} -F $OBJ/ssh_config -p ${base}01 somehost true \
+ >>$TEST_REGRESS_LOGFILE 2>&1 && \
+ fail "remote forwarding not cleared"
+fi
+${SSH} -F $OBJ/ssh_config -S $CTL -O exit somehost
+
+trace "stdio forwarding"
+cmd="${SSH} -F $OBJ/ssh_config"
+$cmd -o "ProxyCommand $cmd -q -W localhost:$PORT somehost" somehost true
+if [ $? != 0 ]; then
+ fail "stdio forwarding"
+fi
+
+echo "LocalForward ${base}01 127.0.0.1:$PORT" >> $OBJ/ssh_config
+echo "RemoteForward ${base}02 127.0.0.1:${base}01" >> $OBJ/ssh_config
+
+trace "config file: start forwarding, fork to background"
+rm -f $CTL
+${SSH} -S $CTL -M -F $OBJ/ssh_config -f somehost sleep 10
+
+trace "config file: transfer over forwarded channels and check result"
+${SSH} -F $OBJ/ssh_config -p${base}02 -o 'ConnectionAttempts=4' \
+ somehost cat ${DATA} > ${COPY}
+test -s ${COPY} || fail "failed copy of ${DATA}"
+cmp ${DATA} ${COPY} || fail "corrupted copy of ${DATA}"
+
+${SSH} -F $OBJ/ssh_config -S $CTL -O exit somehost
+
+trace "transfer over chained unix domain socket forwards and check result"
+rm -f $OBJ/unix-[123].fwd
+rm -f $CTL $CTL.[123]
+${SSH} -S $CTL -M -f -F $OBJ/ssh_config -R${base}01:[$OBJ/unix-1.fwd] somehost sleep 10
+${SSH} -S $CTL.1 -M -f -F $OBJ/ssh_config -L[$OBJ/unix-1.fwd]:[$OBJ/unix-2.fwd] somehost sleep 10
+${SSH} -S $CTL.2 -M -f -F $OBJ/ssh_config -R[$OBJ/unix-2.fwd]:[$OBJ/unix-3.fwd] somehost sleep 10
+${SSH} -S $CTL.3 -M -f -F $OBJ/ssh_config -L[$OBJ/unix-3.fwd]:127.0.0.1:$PORT somehost sleep 10
+${SSH} -F $OBJ/ssh_config -p${base}01 -o 'ConnectionAttempts=4' \
+ somehost cat ${DATA} > ${COPY}
+test -s ${COPY} || fail "failed copy ${DATA}"
+cmp ${DATA} ${COPY} || fail "corrupted copy of ${DATA}"
+
+${SSH} -F $OBJ/ssh_config -S $CTL -O exit somehost
+${SSH} -F $OBJ/ssh_config -S $CTL.1 -O exit somehost
+${SSH} -F $OBJ/ssh_config -S $CTL.2 -O exit somehost
+${SSH} -F $OBJ/ssh_config -S $CTL.3 -O exit somehost
-for p in 2; do
- trace "stdio forwarding proto $p"
- cmd="${SSH} -$p -F $OBJ/ssh_config"
- $cmd -o "ProxyCommand $cmd -q -W localhost:$PORT somehost" \
- somehost true
- if [ $? != 0 ]; then
- fail "stdio forwarding proto $p"
- fi
-done