Test if EXEC only passes stdio

This commit is contained in:
Gerhard Rieger 2023-04-02 20:14:00 +02:00
parent 0cf1275349
commit 5033ec1ffd
2 changed files with 40 additions and 1 deletions

View file

@ -89,6 +89,8 @@ Testing:
test.sh: Check if ports are free before using them for tests test.sh: Check if ports are free before using them for tests
Test EXEC_FDS checks with Filan if EXEC address only passes stdio FDs.
####################### V 1.7.4.4: ####################### V 1.7.4.4:
Corrections: Corrections:

39
test.sh
View file

@ -574,7 +574,7 @@ init_openssl_s_server () {
[ -z "$TESTS" ] && TESTS="consistency functions filan" [ -z "$TESTS" ] && TESTS="consistency functions filan"
# use '%' as separation char # use '%' as separation char
TESTS="%$(echo "$TESTS" |tr ' ' '%')%" TESTS="%$(echo " $TESTS " |tr ' ' '%')%"
[ -z "$USER" ] && USER="$LOGNAME" # HP-UX [ -z "$USER" ] && USER="$LOGNAME" # HP-UX
if [ -z "$TMPDIR" ]; then if [ -z "$TMPDIR" ]; then
@ -15924,6 +15924,43 @@ PORT=$((PORT+1))
N=$((N+1)) N=$((N+1))
# Test if EXEC'd program inherits only the stdio file descriptors
# thus there are no FD leaks from Socat to EXEC'd program
NAME=EXEC_FDS
case "$TESTS" in
*%$N%*|*%functions%*|*%bugs%*|*%socket%*|*%filan%*|*%$NAME%*)
TEST="$NAME: Socat does not leak FDs to EXEC'd program"
# Run Socat with EXEC address, execute Filan to display its file descriptors
# Test succeeds when only FDs 0, 1, 2 are in use.
if ! eval $NUMCOND; then :; else
tf="$td/test$N.stdout"
te="$td/test$N.stderr"
tdiff="$td/test$N.diff"
da="test$N $(date) $RANDOM"
CMD="$TRACE $SOCAT $opts - EXEC:\"$FILAN -s\",stderr"
printf "test $F_n $TEST... " $N
eval "$CMD" >"${tf}" 2>"${te}"
# "door" is a special FD type on Solaris/SunOS
if [ "$(cat "${tf}" |grep -v ' door ' |wc -l)" -eq 3 ]; then
$PRINTF "$OK\n"
if [ "$VERBOSE" ]; then
echo "$CMD" >&2
fi
numOK=$((numOK+1))
else
$PRINTF "$FAILED\n"
echo "$CMD" >&2
cat "${tf}" >&2
cat "${te}" >&2
numFAIL=$((numFAIL+1))
listFAIL="$listFAIL $N"
fi
fi # NUMCOND
;;
esac
PORT=$((PORT+1))
N=$((N+1))
# end of common tests # end of common tests
################################################################################## ##################################################################################