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Merge pull request #2048 from drwetter/fix_badFileDescriptor_3.0

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Fix for "Bad file descriptor" with --connect-timeout option (3.0)
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Dirk Wetter 2021-11-29 09:35:00 +01:00 committed by GitHub
commit c076f5645b
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1 changed files with 5 additions and 3 deletions
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testssl.sh
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@ -10417,7 +10417,9 @@ fd_socket() {
fi
done
# For the following execs: 2>/dev/null would remove a potential error message, but disables debugging.
# First we check whether a socket connect timeout was specified
# First we check whether a socket connect timeout was specified. We exec the connect in a subshell,
# then we'll see whether we can connect. If not we take the emergency exit. If we're still alive we'll
# proceed with the "usual case", see below.
elif [[ -n "$CONNECT_TIMEOUT" ]]; then
if ! $TIMEOUT_CMD $CONNECT_TIMEOUT bash -c "exec 5<>/dev/tcp/$nodeip/$PORT"; then
((NR_SOCKET_FAIL++))
@ -10426,8 +10428,9 @@ fd_socket() {
pr_warning "Unable to open a socket to $NODEIP:$PORT. "
return 6
fi
fi
# Now comes the the usual case
elif ! exec 5<>/dev/tcp/$nodeip/$PORT; then
if ! exec 5<>/dev/tcp/$nodeip/$PORT && [[ -z "$PROXY" ]]; then
((NR_SOCKET_FAIL++))
connectivity_problem $NR_SOCKET_FAIL $MAX_SOCKET_FAIL "TCP connect problem" "repeated TCP connect problems, giving up"
outln
@ -20040,7 +20043,6 @@ parse_cmd_line() {
[[ $CMDLINE_IP == one ]] && [[ "$NODNS" == none ]] && fatal "\"--ip=one\" and \"--nodns=none\" don't work together" $ERR_CMDLINE
[[ $CMDLINE_IP == one ]] && ( is_ipv4addr "$URI" || is_ipv6addr "$URI" ) && fatal "\"--ip=one\" plus supplying an IP address doesn't work" $ERR_CMDLINE
"$do_mx_all_ips" && [[ "$NODNS" == none ]] && fatal "\"--mx\" and \"--nodns=none\" don't work together" $ERR_CMDLINE
[[ -n "$CONNECT_TIMEOUT" ]] && [[ "$MASS_TESTING_MODE" == parallel ]] && fatal "Parallel mass scanning and specifying connect timeouts currently don't work together" $ERR_CMDLINE
ADDITIONAL_CA_FILES="${ADDITIONAL_CA_FILES//,/ }"
for fname in $ADDITIONAL_CA_FILES; do