Add ADS-B Multi Portal Feeder (#51)

adsb-multi-portal-feeder/export-env-from-config.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+#
+# As Home Assistant parses the Add-On configuration towards /data/options.json 
+# we want all its values as environment variables.
+#
+# This needs to be sourced ($ source $0)
+
+
+
+# TODO: Find a way to use bashio and source together
+
+if [ ! -f '/data/options.json' ]; then
+     echo 'ERROR: /data/options.json not found' >>/dev/stderr
+     exit 1
+fi
+
+# export add-on configuration so it can be sourced and used as login var
+for s in $(cat /data/options.json | jq -r "to_entries|map(\"\(.key)=\(.value|tostring)\")|.[]" ); do
+    export $s
+done