From 4078eaf018a5c58f0f8d7c74903aacc7ac6e25ce Mon Sep 17 00:00:00 2001
From: Pascal Vizeli <pvizeli@syshack.ch>
Date: Sun, 28 Jul 2019 17:04:12 +0200
Subject: [PATCH] Fix duckdns (#642)

---
 duckdns/CHANGELOG.md | 4 ++++
 duckdns/config.json  | 2 +-
 duckdns/data/run.sh  | 6 +++---
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/duckdns/CHANGELOG.md b/duckdns/CHANGELOG.md
index 72caef4..42cd389 100644
--- a/duckdns/CHANGELOG.md
+++ b/duckdns/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.9
+
+- Fix issue with empty IPv4 / IPv6
+
 ## 1.8
 
 - Update dehydrated to 0.6.5
diff --git a/duckdns/config.json b/duckdns/config.json
index 7d2dd7c..6e8fbc6 100644
--- a/duckdns/config.json
+++ b/duckdns/config.json
@@ -1,6 +1,6 @@
 {
   "name": "Duck DNS",
-  "version": "1.8",
+  "version": "1.9",
   "slug": "duckdns",
   "description": "Free Dynamic DNS (DynDNS or DDNS) service with Let's Encrypt support",
   "url": "https://www.home-assistant.io/addons/duckdns/",
diff --git a/duckdns/data/run.sh b/duckdns/data/run.sh
index d7413be..d5156a5 100755
--- a/duckdns/data/run.sh
+++ b/duckdns/data/run.sh
@@ -7,10 +7,10 @@ WORK_DIR=/data/workdir
 LE_UPDATE="0"
 
 # DuckDNS
-IPV4=$(bashio::config 'ipv4')
-IPV6=$(bashio::config 'ipv6')
+IPV4=$(bashio::config 'ipv4 // empty')
+IPV6=$(bashio::config 'ipv6 // empty')
 TOKEN=$(bashio::config 'token')
-DOMAINS=$(bashio::config 'domains|join(",")')
+DOMAINS=$(bashio::config 'domains | join(",")')
 WAIT_TIME=$(bashio::config 'seconds')
 
 # Function that performe a renew