Only add DNS if there are DNS set

This commit is contained in:
Alexandre
2022-05-02 20:40:10 +02:00
committed by GitHub
parent 6ecd14c7d0
commit f8cde01e12

View File

@@ -16,6 +16,7 @@ if bashio::config.has_value 'DNS_server'; then
# Get DNS servers
# shellcheck disable=SC2086
for server in ${DNSSERVER//,/ }; do # Separate comma separated values
# Only add DNS if successful
if ping -c 1 "$server" &> /dev/null
then
DNS="${DNS}nameserver $server\n"
@@ -25,11 +26,17 @@ if bashio::config.has_value 'DNS_server'; then
fi
done
# Write resolv.conf
# shellcheck disable=SC2059
printf "${DNS}" >/etc/resolv.conf
chmod 644 /etc/resolv.conf
bashio::log.info "DNS SERVERS set to $DNSLIST"
# Only add DNS if there are DNS set
if [[ ! -z "$DNS" ]]; then
# Write resolv.conf
# shellcheck disable=SC2059
printf "${DNS}" >/etc/resolv.conf
chmod 644 /etc/resolv.conf
bashio::log.info "DNS SERVERS set to $DNSLIST"
else
bashio::log.warning "No valid DNS were found. Using default router (or HA) dns servers."
fi
else
bashio::log.info "DNS Servers option empty. Using default router (or HA) dns servers."
fi