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openssh-portable
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upstream: Simplify forward-control test. 

Since we no longer need to support SSH1 we don't need to run shell
commands on the other end of the connection and can use ssh -N instead.
This also makes the test less racy.

OpenBSD-Regress-ID: 32e94ce272820cc398f30b848b2b0f080d10302c
This commit is contained in:
dtucker@openbsd.org 2022-04-20 05:24:13 +00:00 committed by Darren Tucker
parent 687bbf2357
commit 5f76286a12
1 changed files with 9 additions and 25 deletions
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34
regress/forward-control.sh
View File

@ -1,4 +1,4 @@
# $OpenBSD: forward-control.sh,v 1.8 2021/05/07 09:23:40 dtucker Exp $
# $OpenBSD: forward-control.sh,v 1.9 2022/04/20 05:24:13 dtucker Exp $
# Placed in the Public Domain.
tid="sshd control of local and remote forwarding"
@ -6,19 +6,7 @@ tid="sshd control of local and remote forwarding"
LFWD_PORT=3320
RFWD_PORT=3321
CTL=$OBJ/ctl-sock
READY=$OBJ/ready
wait_for_file_to_appear() {
_path=$1
_n=0
while test ! -f $_path ; do
test $_n -eq 1 && trace "waiting for $_path to appear"
_n=`expr $_n + 1`
test $_n -ge 20 && return 1
sleep 1
done
return 0
}
WAIT_SECONDS=20
wait_for_process_to_exit() {
_pid=$1
@ -26,7 +14,7 @@ wait_for_process_to_exit() {
while kill -0 $_pid 2>/dev/null ; do
test $_n -eq 1 && trace "waiting for $_pid to exit"
_n=`expr $_n + 1`
test $_n -ge 20 && return 1
test $_n -ge $WAIT_SECONDS && return 1
sleep 1
done
return 0
@ -36,19 +24,18 @@ wait_for_process_to_exit() {
check_lfwd() {
_expected=$1
_message=$2
rm -f $READY
${SSH} -F $OBJ/ssh_proxy \
-L$LFWD_PORT:127.0.0.1:$PORT \
-o ExitOnForwardFailure=yes \
-n host exec sh -c \'"sleep 60 & echo \$! > $READY ; wait "\' \
>/dev/null 2>&1 &
-n -N host >/dev/null 2>&1 &
_sshpid=$!
wait_for_file_to_appear $READY || \
if test $? -ne 0; then
fatal "check_lfwd ssh fail: $_message"
fi
${SSH} -F $OBJ/ssh_config -p $LFWD_PORT \
-oConnectionAttempts=10 host true >/dev/null 2>&1
_result=$?
kill $_sshpid `cat $READY` 2>/dev/null
kill $_sshpid 2>/dev/null
wait_for_process_to_exit $_sshpid
if test "x$_expected" = "xY" -a $_result -ne 0 ; then
fail "check_lfwd failed (expecting success): $_message"
@ -65,20 +52,17 @@ check_lfwd() {
check_rfwd() {
_expected=$1
_message=$2
rm -f $READY
${SSH} -F $OBJ/ssh_proxy \
-R127.0.0.1:$RFWD_PORT:127.0.0.1:$PORT \
-o ExitOnForwardFailure=yes \
-n host exec sh -c \'"sleep 60 & echo \$! > $READY ; wait "\' \
>/dev/null 2>&1 &
-n -N host >/dev/null 2>&1 &
_sshpid=$!
wait_for_file_to_appear $READY
_result=$?
if test $_result -eq 0 ; then
${SSH} -F $OBJ/ssh_config -p $RFWD_PORT \
-oConnectionAttempts=10 host true >/dev/null 2>&1
_result=$?
kill $_sshpid `cat $READY` 2>/dev/null
kill $_sshpid 2>/dev/null
wait_for_process_to_exit $_sshpid
fi
if test "x$_expected" = "xY" -a $_result -ne 0 ; then