You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

70 lines
2.3 KiB

#!/bin/bash
# Here is a script to add/remove TXT records to DNS Server on Synology DSM
#
# Author: Arabezar aka Arkadii Zhuchenko © 13.07.2020
# Great thanks to loderunner84 for the invaluable help in synowebapi research
#
#returns 0 means success, otherwise error.
_DNS_TTL="1"
######## Public functions #####################
dns_synology_dsm_add() {
_info "Using API for Synology DSM - adding TXT to Synology DNS Server"
fulldomain=$1
txtvalue=$2
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
maindomain="${fulldomain//_acme-challenge\./}"
_debug3 maindomain "$maindomain"
# SynoWebAPI call can be replaced by adding the line to the "/var/packages/DNSServer/target/named/etc/zone/master/$maindomain" file
response=$(synowebapi --exec api=SYNO.DNSServer.Zone.Record method=create version=1 runner=admin \
zone_name='"'"${maindomain}"'"' \
domain_name='"'"${maindomain}"'"' \
rr_owner='"'"${fulldomain}"\.'"' \
rr_ttl='"'${_DNS_TTL}'"' \
rr_type='"'"TXT"'"' \
rr_info='"'"${txtvalue}"'"' 2> /dev/null)
_debug3 response "$response"
if [ "$(echo "$response" | jq '.success')" == true ]; then
return 0
fi
return 1
}
dns_synology_dsm_rm() {
_info "Using API for Synology DSM - removing TXT from Synology DNS Server"
fulldomain=$1
txtvalue=$2
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
maindomain="${fulldomain//_acme-challenge\./}"
_debug3 maindomain "$maindomain"
response=$(synowebapi --exec api=SYNO.DNSServer.Zone.Record method=delete version=1 runner=admin \
items=["{\"zone_name\":\"$maindomain\",\"domain_name\":\"$maindomain\",\"rr_owner\":\"$fulldomain.\",\"rr_type\":\"TXT\",\"rr_ttl\":\"$_DNS_TTL\",\"rr_info\":\"\\\"$txtvalue\\\"\",\"full_record\":\"$fulldomain.\t$_DNS_TTL\tTXT\t\\\"$txtvalue\\\"\"}"] 2> /dev/null)
# WebAPI-call can be replaced by removing the line from the "/var/packages/DNSServer/target/named/etc/zone/master/$maindomain" file
#_dns_zone_url="/var/packages/DNSServer/target/named/etc/zone/master/$maindomain"
#sed -i "/^${fulldomain}.[[:blank:]]${_DNS_TTL}[[:blank:]]TXT[[:blank:]]\"${txtvalue}\"/d" "$_dns_zone_url"
_debug3 response "$response"
if [ "$(echo "$response" | jq '.success')" == true ]; then
return 0
fi
return 1
}