1 files changed, 8 insertions(+), 4 deletions(-)

M ddns.sh

@@ 2,6 2,10 @@
 #
 set -euo pipefail
 
+_jq=jq
+# gojq is sooo much faster than jq, so prefer it if it is available
+[ command -v gojq 2>/dev/null ] && _jq=gojq
+
 usage() {
 	cat <<-EOF
 		Usage: $0 <path to configuration>


@@ 48,14 52,14 @@ luadns() {
 	_zones="$(luadns_get zones)"
 
 	local _zone_cnt
-	_zone_cnt="$(echo "$_zones" | gojq '. | length')"
+	_zone_cnt="$(echo "$_zones" | "$_jq" '. | length')"
 	if [[ "$_zone_cnt" -eq 0 ]]; then
 		return
 	fi
 
 	local _zone_id
 	# shellcheck disable=SC2016
-	_zone_id="$(echo "$_zones" | gojq --arg domain "$DOMAIN" ' .[] | select(.name==$domain) | .["id"] ' )"
+	_zone_id="$(echo "$_zones" | "$_jq" --arg domain "$DOMAIN" ' .[] | select(.name==$domain) | .["id"] ' )"
 	[ -n "$_zone_id" ] || fail "error: unable to get zone ID for $DOMAIN"
 
 	local _zone


@@ 63,11 67,11 @@ luadns() {
 	[ -n "$_zone" ] || fail "error: unable to get zone info for $DOMAIN"
 
 	local _dns_ip
-	_dns_ip="$(echo "$_zone" | gojq '.["records"] | .[] | select(.type=="A") | .["content"] ' | sed 's|"||g' )"
+	_dns_ip="$(echo "$_zone" | "$_jq" '.["records"] | .[] | select(.type=="A") | .["content"] ' | sed 's|"||g' )"
 	[ -n "$_dns_ip" ] || fail "error: unable to determine DNS IP for $DOMAIN"
 
 	local _record_id
-	_record_id="$(echo "$_zone" | gojq '.["records"] | .[] | select(.type=="A") | .["id"] ' )"
+	_record_id="$(echo "$_zone" | "$_jq" '.["records"] | .[] | select(.type=="A") | .["id"] ' )"
 	[ -n "$_record_id" ] || fail "error: unable to determine record ID"
 
 	if [ "$_dns_ip" != "$IP_ADDRESS" ]; then