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Clean up watchdog file logic

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This commit is contained in:
Emmanuel Fusté 2024-03-04 19:16:48 +01:00
parent 81167dc908
commit 35496e5c5f
1 changed files with 5 additions and 3 deletions
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testssl.sh
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@ -17107,13 +17107,14 @@ run_renego() {
else
# Clear the log to not get the content of previous run before the execution of the new one.
echo -n > $TMPFILE
touch $TEMPDIR/not_killed
#RENEGOTIATING wait loop watchdog file
touch $TEMPDIR/allowed_to_loop
# If we dont wait for the session to be established on slow server, we will try to re-negotiate
# too early losing all the attempts before the session establishment as OpenSSL will not buffer them
# (only the first will be till the establishement of the session).
(j=0; while [[ $(grep -ac '^SSL-Session:' $TMPFILE) -ne 1 ]] && [[ $j -lt 30 ]]; do sleep $ssl_reneg_wait; j=$(($j+1)); done; \
for ((i=0; i < $ssl_reneg_attempts; i++ )); do echo R; sleep $ssl_reneg_wait; j=0; \
while [[ $(grep -ac '^RENEGOTIATING' $ERRFILE) -ne $(($i+3)) ]] && [[ -f $TEMPDIR/not_killed ]] && [[ $k -lt 180 ]]; \
while [[ $(grep -ac '^RENEGOTIATING' $ERRFILE) -ne $(($i+3)) ]] && [[ -f $TEMPDIR/allowed_to_loop ]] && [[ $k -lt 180 ]]; \
do sleep $ssl_reneg_wait; k=$(($k+1)); done; \
done) | \
$OPENSSL s_client $(s_client_options "$proto $legacycmd $STARTTLS $BUGS -connect $NODEIP:$PORT $PROXY $SNI") >$TMPFILE 2>>$ERRFILE &
@ -17125,11 +17126,12 @@ run_renego() {
tmp_result=$?
pkill -HUP -P $watcher
wait $watcher
rm -f $TEMPDIR/allowed_to_loop
# If we are here, we have done two successful renegotiation (-2) and do the loop
loop_reneg=$(($(grep -ac '^RENEGOTIATING' $ERRFILE )-2))
if [[ -f $TEMPDIR/was_killed ]]; then
tmp_result=2
rm -f $TEMPDIR/not_killed
rm -f $TEMPDIR/was_killed
fi
case $tmp_result in
0) pr_svrty_high "VULNERABLE (NOT ok)"; outln ", DoS threat ($ssl_reneg_attempts attempts)"