Files
hassio-addons/gazpar2mqtt/rootfs/scripts/99-run.sh
2021-11-16 22:54:31 +01:00

80 lines
2.6 KiB
Bash

#!/usr/bin/env bashio
# Where is the config
CONFIGSOURCE=$(bashio::config "CONFIG_LOCATION")
# Check if config file is there, or create one from template
if [ -f $CONFIGSOURCE ]; then
echo "Using config file found in $CONFIGSOURCE"
else
echo "No config file, creating one from template"
# Create folder
mkdir -p "$(dirname "${CONFIGSOURCE}")"
# Downloading template
TEMPLATESOURCE="https://raw.githubusercontent.com/alexbelgium/hassio-addons/master/gazpar2mqtt/rootfs/templates/config.yaml"
curl -L -f -s $TEMPLATESOURCE --output $CONFIGSOURCE
# Placing template in config
#cp config.yaml "$(dirname "${CONFIGSOURCE}")"
# Need to restart
bashio::log.fatal "Config file not found, creating a new one. Please customize the file in $CONFIGSOURCE before restarting."
bashio::exit.nok
fi
# Check if yaml is valid
yamllint -d relaxed --no-warnings $CONFIGSOURCE &> ERROR || EXIT_CODE=$?
if [ $EXIT_CODE = 0 ]; then
echo "Config file is a valid yaml"
else
cat ERROR
bashio::log.fatal "Config file has an invalid yaml format. Please check the file in $CONFIGSOURCE. Errors list above."
bashio::exit.nok
fi
# Create symlink
[ -f /data/config.yaml ] && rm /data/config.yaml
ln -s $CONFIGSOURCE /data
echo "Symlink created"
# Export all yaml entries as env variables
# Helper function
function parse_yaml {
local prefix=$2 || local prefix=""
local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @ | tr @ '\034')
sed -ne "s|^\($s\):|\1|" \
-e "s| #.*$||g" \
-e "s|#.*$||g" \
-e "s|^\($s\)\($w\)$s:$s[\"']\(.*\)[\"']$s\$|\1$fs\2$fs\3|p" \
-e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 |
awk -F$fs '{
indent = length($1)/2;
vname[indent] = $2;
for (i in vname) {if (i > indent) {delete vname[i]}}
if (length($3) > 0) {
vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")}
printf("%s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3);
}
}'
}
# Get variables and export
bashio::log.info "Starting the app with the variables in /config/gazpar2mqtt"
for word in $(parse_yaml "$CONFIGSOURCE" ""); do
# Data validation
if [[ $word =~ ^.+[=].+$ ]]; then
export $word # Export the variable
bashio::log.blue "$word"
else
bashio::log.fatal "$word does not follow the structure KEY=text, it will be ignored and removed from the config"
sed -i "/$word/ d" ${CONFIGSOURCE}
fi
done
##############
# Launch App #
##############
echo " "
bashio::log.info "Starting the app"
echo " "
python -u /app/gazpar2mqtt.py || bashio::log.fatal "The app has crashed. Are you sure you entered the correct config options?"