Fix error on checking interfaces that are not dual-stack

Signed-off-by: DL6ER <dl6er@dl6er.de>
This commit is contained in:
DL6ER 2021-07-28 21:38:36 +02:00
parent fba7517cc6
commit d02aa3ced1
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@ -922,6 +922,7 @@ dig_at() {
# s/\/.*$//g;
# Removes CIDR and everything thereafter (e.g., scope properties)
addresses="$(ip address show dev "${iface}" | sed "/${sed_selector} /!d;s/^.*${sed_selector} //g;s/\/.*$//g;")"
if [ -n "${addresses}" ]; then
while IFS= read -r local_address ; do
# Check if Pi-hole can use itself to block a domain
if local_dig=$(dig +tries=1 +time=2 -"${protocol}" "${random_url}" @"${local_address}" +short "${record_type}"); then
@ -932,6 +933,9 @@ dig_at() {
log_write "${CROSS} ${COL_RED}Failed to resolve${COL_NC} ${random_url} on ${COL_RED}${iface}${COL_NC} (${COL_RED}${local_address}${COL_NC})"
fi
done <<< "${addresses}"
else
log_write "${TICK} No IPv${protocol} address available on ${COL_CYAN}${iface}${COL_NC}"
fi
done <<< "${interfaces}"
# Finally, we need to make sure legitimate queries can out to the Internet using an external, public DNS server