Set blank ipv4 and ipv6 if config is unset. (#1659)

* Set blank ipv4 and ipv6 if config is unset.

* Use bashio to check if config values are set

duckdns/CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.12.3
+
+- Dont set IPv4 / IPv6 in duckdns request if config is unset
+
 ## 1.12.2
 
 - Rely on bashio to handle empty IPv4 / IPv6

duckdns/config.json

@@ -1,6 +1,6 @@
 {
   "name": "Duck DNS",
-  "version": "1.12.2",
+  "version": "1.12.3",
   "slug": "duckdns",
   "description": "Free Dynamic DNS (DynDNS or DDNS) service with Let's Encrypt support",
   "url": "https://github.com/home-assistant/hassio-addons/tree/master/duckdns",

duckdns/data/run.sh

@@ -7,8 +7,8 @@ WORK_DIR=/data/workdir
 LE_UPDATE="0"
 
 # DuckDNS
-IPV4=$(bashio::config 'ipv4')
-IPV6=$(bashio::config 'ipv6')
+if bashio::config.has_value "ipv4"; then IPV4=$(bashio::config 'ipv4'); else IPV4=""; fi
+if bashio::config.has_value "ipv6"; then IPV6=$(bashio::config 'ipv4'); else IPV6=""; fi
 TOKEN=$(bashio::config 'token')
 DOMAINS=$(bashio::config 'domains | join(",")')
 WAIT_TIME=$(bashio::config 'seconds')