joeac/digitalocean_dyndns
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works for subdomains I think?

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This commit is contained in:
Joe Carstairs
2026-05-05 07:50:15 +01:00
parent af72435df2
commit 7c1d05b5ed
1 changed files with 26 additions and 18 deletions
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dyndns.sh
+26 -18
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@@ -21,26 +21,34 @@ if [ -z "$IP" ]; then
exit 1 exit 1
fi fi
REPEAT_CHECK_DIR=$SCRIPT_DIR
REPEAT_CHECK_A=$REPEAT_CHECK_DIR/REPEAT_CHECK_A
REPEAT_CHECK_AAAA=$REPEAT_CHECK_DIR/REPEAT_CHECK_AAAA
REPEAT_CHECK="$([ $ip_version = 4 ] && echo $REPEAT_CHECK_A || echo $REPEAT_CHECK_AAAA)"
DIGITALOCEAN_DOMAIN=${2:-`cat $SCRIPT_DIR/DIGITALOCEAN_DOMAIN`}
DIGITALOCEAN_TOKEN=`cat $SCRIPT_DIR/DIGITALOCEAN_TOKEN` DIGITALOCEAN_TOKEN=`cat $SCRIPT_DIR/DIGITALOCEAN_TOKEN`
DOMAIN=${2:-`cat $SCRIPT_DIR/DIGITALOCEAN_DOMAIN`}
SUBDOMAIN=`echo $DOMAIN | sed "s/[^.]\+\.[^.]\+$//g"`
if [ -z "$SUBDOMAIN" ]; then
SUBDOMAIN="@"
ROOT_DOMAIN=$DOMAIN
else
SUBDOMAIN=`echo $SUBDOMAIN | sed "s/\.$//g"`
ROOT_DOMAIN=`echo $DOMAIN | sed "s/^${SUBDOMAIN}\.//g"`
fi
REPEAT_CHECK_DIR=$SCRIPT_DIR
REPEAT_CHECK_A=$REPEAT_CHECK_DIR/REPEAT_CHECK_${DOMAIN}_A
REPEAT_CHECK_AAAA=$REPEAT_CHECK_DIR/REPEAT_CHECK_${DOMAIN}_AAAA
REPEAT_CHECK="$([ $ip_version = 4 ] && echo $REPEAT_CHECK_A || echo $REPEAT_CHECK_AAAA)"
get_a_record_ids() { get_a_record_ids() {
curl -X GET \ curl -X GET \
-H "Content-Type: application/json" \ -H "Content-Type: application/json" \
-H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \ -H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \
"https://api.digitalocean.com/v2/domains/$DIGITALOCEAN_DOMAIN/records" 2> /dev/null | jq '.domain_records | map(select(.type == "A" and .name == "@")) | map(.id) | .[]' "https://api.digitalocean.com/v2/domains/$ROOT_DOMAIN/records" 2> /dev/null | jq '.domain_records | map(select(.type == "A" and .name == "$SUBDOMAIN")) | map(.id) | .[]'
} }
get_aaaa_record_ids() { get_aaaa_record_ids() {
curl -X GET \ curl -X GET \
-H "Content-Type: application/json" \ -H "Content-Type: application/json" \
-H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \ -H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \
"https://api.digitalocean.com/v2/domains/$DIGITALOCEAN_DOMAIN/records" 2> /dev/null | jq '.domain_records | map(select(.type == "AAAA" and .name == "@")) | map(.id) | .[]' "https://api.digitalocean.com/v2/domains/$ROOT_DOMAIN/records" 2> /dev/null | jq '.domain_records | map(select(.type == "AAAA" and .name == "$SUBDOMAIN")) | map(.id) | .[]'
} }
add_a_record() { add_a_record() {
@@ -48,7 +56,7 @@ add_a_record() {
-H "Content-Type: application/json" \ -H "Content-Type: application/json" \
-H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \ -H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \
-d "{\"type\":\"A\" \ -d "{\"type\":\"A\" \
,\"name\":\"@\" \ ,\"name\":\"$SUBDOMAIN\" \
,\"data\":\"$IP\" \ ,\"data\":\"$IP\" \
,\"priority\":null \ ,\"priority\":null \
,\"port\":null \ ,\"port\":null \
@@ -57,7 +65,7 @@ add_a_record() {
,\"flags\":null \ ,\"flags\":null \
,\"tag\":null \ ,\"tag\":null \
}" \ }" \
"https://api.digitalocean.com/v2/domains/$DIGITALOCEAN_DOMAIN/records" 2> /dev/null | jq '.domain_record.id' "https://api.digitalocean.com/v2/domains/$ROOT_DOMAIN/records" 2> /dev/null | jq '.domain_record.id'
} }
add_aaaa_record() { add_aaaa_record() {
@@ -65,7 +73,7 @@ add_aaaa_record() {
-H "Content-Type: application/json" \ -H "Content-Type: application/json" \
-H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \ -H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \
-d "{\"type\":\"AAAA\" \ -d "{\"type\":\"AAAA\" \
,\"name\":\"@\" \ ,\"name\":\"$SUBDOMAIN\" \
,\"data\":\"$IP\" \ ,\"data\":\"$IP\" \
,\"priority\":null \ ,\"priority\":null \
,\"port\":null \ ,\"port\":null \
@@ -74,15 +82,15 @@ add_aaaa_record() {
,\"flags\":null \ ,\"flags\":null \
,\"tag\":null \ ,\"tag\":null \
}" \ }" \
"https://api.digitalocean.com/v2/domains/$DIGITALOCEAN_DOMAIN/records" 2> /dev/null | jq '.domain_record.id' "https://api.digitalocean.com/v2/domains/$ROOT_DOMAIN/records" 2> /dev/null | jq '.domain_record.id'
} }
delete_record_by_id() { delete_record_by_id() {
echo deleting existing A/AAAA record for $DIGITALOCEAN_DOMAIN echo deleting existing A/AAAA record for $DOMAIN
curl -X DELETE \ curl -X DELETE \
-H "Content-Type: application/json" \ -H "Content-Type: application/json" \
-H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \ -H "Authorization: Bearer $DIGITALOCEAN_TOKEN" \
"https://api.digitalocean.com/v2/domains/$DIGITALOCEAN_DOMAIN/records/$1" > /dev/null 2>&1 "https://api.digitalocean.com/v2/domains/$ROOT_DOMAIN/records/$1" > /dev/null 2>&1
} }
replace_a_records() { replace_a_records() {
@@ -92,10 +100,10 @@ replace_a_records() {
new_record_id=`add_a_record` new_record_id=`add_a_record`
if [ "$new_record_id" = "null" ] ; then if [ "$new_record_id" = "null" ] ; then
echo unable to add new A record for $DIGITALOCEAN_DOMAIN with value: $IP echo unable to add new A record for $DOMAIN with value: $IP
return 1 return 1
fi fi
echo added new A record for $DIGITALOCEAN_DOMAIN with value: $IP echo added new A record for $DOMAIN with value: $IP
} }
@@ -106,10 +114,10 @@ replace_aaaa_records() {
new_record_id=`add_aaaa_record` new_record_id=`add_aaaa_record`
if [ "$new_record_id" = "null" ] ; then if [ "$new_record_id" = "null" ] ; then
echo unable to add new AAAA record for $DIGITALOCEAN_DOMAIN with value: $IP echo unable to add new AAAA record for $DOMAIN with value: $IP
return 1 return 1
fi fi
echo added new AAAA record for $DIGITALOCEAN_DOMAIN with value: $IP echo added new AAAA record for $DOMAIN with value: $IP
} }
replace_records() { replace_records() {