mirror of
git://anongit.mindrot.org/openssh.git
synced 2024-12-29 05:32:07 +00:00
d888de06c5
control its lifecycle without risk of race conditions; fixes some of the Github integration tests for openssh-portable OpenBSD-Regress-ID: 5451cad59ba0d43ae9eeda48ec80f54405fee969
111 lines
2.8 KiB
Bash
111 lines
2.8 KiB
Bash
# $OpenBSD: dynamic-forward.sh,v 1.15 2023/01/06 08:50:33 dtucker Exp $
|
|
# Placed in the Public Domain.
|
|
|
|
tid="dynamic forwarding"
|
|
|
|
# This is a reasonable proxy for IPv6 support.
|
|
if ! config_defined HAVE_STRUCT_IN6_ADDR ; then
|
|
SKIP_IPV6=yes
|
|
fi
|
|
|
|
FWDPORT=`expr $PORT + 1`
|
|
make_tmpdir
|
|
CTL=${SSH_REGRESS_TMP}/ctl-sock
|
|
cp $OBJ/ssh_config $OBJ/ssh_config.orig
|
|
proxycmd="$OBJ/netcat -x 127.0.0.1:$FWDPORT -X"
|
|
trace "will use ProxyCommand $proxycmd"
|
|
|
|
start_ssh() {
|
|
direction="$1"
|
|
arg="$2"
|
|
n=0
|
|
error="1"
|
|
trace "start dynamic -$direction forwarding, fork to background"
|
|
(cat $OBJ/ssh_config.orig ; echo "$arg") > $OBJ/ssh_config
|
|
${REAL_SSH} -vvvnNfF $OBJ/ssh_config -E$TEST_SSH_LOGFILE \
|
|
-$direction $FWDPORT -oExitOnForwardFailure=yes \
|
|
-oControlMaster=yes -oControlPath=$CTL somehost
|
|
r=$?
|
|
test $r -eq 0 || fatal "failed to start dynamic forwarding $r"
|
|
if ! ${REAL_SSH} -qF$OBJ/ssh_config -O check \
|
|
-oControlPath=$CTL somehost >/dev/null 2>&1 ; then
|
|
fatal "forwarding ssh process unresponsive"
|
|
fi
|
|
}
|
|
|
|
stop_ssh() {
|
|
test -S $CTL || return
|
|
if ! ${REAL_SSH} -qF$OBJ/ssh_config -O exit \
|
|
-oControlPath=$CTL >/dev/null somehost >/dev/null ; then
|
|
fatal "forwarding ssh process did not respond to close"
|
|
fi
|
|
n=0
|
|
while [ "$n" -lt 20 ] ; do
|
|
test -S $CTL || break
|
|
sleep 1
|
|
n=`expr $n + 1`
|
|
done
|
|
if test -S $CTL ; then
|
|
fatal "forwarding ssh process did not exit"
|
|
fi
|
|
}
|
|
|
|
check_socks() {
|
|
direction=$1
|
|
expect_success=$2
|
|
for s in 4 5; do
|
|
for h in 127.0.0.1 localhost; do
|
|
trace "testing ssh socks version $s host $h (-$direction)"
|
|
${REAL_SSH} -q -F $OBJ/ssh_config \
|
|
-o "ProxyCommand ${proxycmd}${s} $h $PORT 2>/dev/null" \
|
|
somehost cat ${DATA} > ${COPY}
|
|
r=$?
|
|
if [ "x$expect_success" = "xY" ] ; then
|
|
if [ $r -ne 0 ] ; then
|
|
fail "ssh failed with exit status $r"
|
|
fi
|
|
test -f ${COPY} || fail "failed copy ${DATA}"
|
|
cmp ${DATA} ${COPY} || fail "corrupted copy of ${DATA}"
|
|
elif [ $r -eq 0 ] ; then
|
|
fail "ssh unexpectedly succeeded"
|
|
fi
|
|
done
|
|
done
|
|
}
|
|
|
|
start_sshd
|
|
trap "stop_ssh" EXIT
|
|
|
|
for d in D R; do
|
|
verbose "test -$d forwarding"
|
|
start_ssh $d
|
|
check_socks $d Y
|
|
stop_ssh
|
|
test "x$d" = "xR" || continue
|
|
|
|
# Test PermitRemoteOpen
|
|
verbose "PermitRemoteOpen=any"
|
|
start_ssh $d PermitRemoteOpen=any
|
|
check_socks $d Y
|
|
stop_ssh
|
|
|
|
verbose "PermitRemoteOpen=none"
|
|
start_ssh $d PermitRemoteOpen=none
|
|
check_socks $d N
|
|
stop_ssh
|
|
|
|
verbose "PermitRemoteOpen=explicit"
|
|
permit="127.0.0.1:$PORT [::1]:$PORT localhost:$PORT"
|
|
test -z "$SKIP_IPV6" || permit="127.0.0.1:$PORT localhost:$PORT"
|
|
start_ssh $d PermitRemoteOpen="$permit"
|
|
check_socks $d Y
|
|
stop_ssh
|
|
|
|
verbose "PermitRemoteOpen=disallowed"
|
|
permit="127.0.0.1:1 [::1]:1 localhost:1"
|
|
test -z "$SKIP_IPV6" || permit="127.0.0.1:1 localhost:1"
|
|
start_ssh $d PermitRemoteOpen="$permit"
|
|
check_socks $d N
|
|
stop_ssh
|
|
done
|