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https://github.com/alexbelgium/hassio-addons.git
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Alexandre
155
.templates/01-config_yaml.sh
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155
.templates/01-config_yaml.sh
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#!/usr/bin/with-contenv bashio
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# shellcheck shell=bash
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# shellcheck disable=SC2155,SC1087,SC2163,SC2116,SC2086
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set -e
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##################
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# INITIALIZATION #
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##################
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# Exit if /config is not mounted
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if [ ! -f /config/configuration.yaml ] || [ ! -d /config/.storage ]; then
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exit 0
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fi
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# Where is the config
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if bashio::config.has_value 'CONFIG_LOCATION'; then
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# Get config source
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CONFIGSOURCE=$(bashio::config "CONFIG_LOCATION")
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# Check CONFIGSOURCE ends with config.yaml
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if [ "$(basename "$CONFIGSOURCE")" != "config.yaml" ]; then
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bashio::log.error "Watch-out: your CONFIG_LOCATION should end by config.yaml, and instead it is $(basename "$CONFIGSOURCE")"
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fi
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# Check if config is located in an acceptable location
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LOCATIONOK=""
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for location in "/share" "/config" "/data"; do
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if [[ "$CONFIGSOURCE" == "$location"* ]]; then
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LOCATIONOK=true
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fi
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done
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if [ -z "$LOCATIONOK" ]; then
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CONFIGSOURCE=/config/addons_config/${HOSTNAME#*-}
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bashio::log.fatal "Watch-out : your CONFIG_LOCATION values can only be set in /share, /config or /data (internal to addon). It will be reset to the default location : $CONFIGSOURCE"
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fi
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else
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# Use default
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CONFIGSOURCE="/config/addons_config/${HOSTNAME#*-}/config.yaml"
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fi
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# Check if config file is there, or create one from template
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if [ ! -f "$CONFIGSOURCE" ]; then
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echo "... no config file, creating one from template. Please customize the file in $CONFIGSOURCE before restarting."
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# Create folder
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mkdir -p "$(dirname "${CONFIGSOURCE}")"
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# Placing template in config
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if [ -f /templates/config.yaml ]; then
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# Use available template
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cp /templates/config.yaml "$(dirname "${CONFIGSOURCE}")"
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else
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# Download template
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TEMPLATESOURCE="https://raw.githubusercontent.com/alexbelgium/hassio-addons/master/.templates/config.template"
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curl -f -L -s -S "$TEMPLATESOURCE" --output "$CONFIGSOURCE"
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fi
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fi
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# Permissions
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chmod -R 755 "$(dirname "${CONFIGSOURCE}")"
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####################
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# LOAD CONFIG.YAML #
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####################
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bashio::log.info "Load environment variables from $CONFIGSOURCE if existing"
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# Check if there are lines to read
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cp "$CONFIGSOURCE" /tempenv
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sed -i '/^#/d' /tempenv
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sed -i '/^ /d' /tempenv
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sed -i '/^$/d' /tempenv
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# Exit if empty
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if [ ! -s /tempenv ]; then
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exit 0
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fi
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rm /tempenv
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# Check if yaml is valid
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EXIT_CODE=0
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yamllint -d relaxed "$CONFIGSOURCE" &>ERROR || EXIT_CODE=$?
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if [ "$EXIT_CODE" != 0 ]; then
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cat ERROR
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bashio::log.warning "... config file has an invalid yaml format. Please check the file in $CONFIGSOURCE. Errors list above."
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exit 1
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fi
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# Export all yaml entries as env variables
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# Helper function
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function parse_yaml {
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local prefix=$2 || local prefix=""
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local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @ | tr @ '\034')
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sed -ne "s|^\($s\):|\1|" \
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-e "s| #.*$||g" \
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-e "s|#.*$||g" \
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-e "s|^\($s\)\($w\)$s:$s[\"']\(.*\)[\"']$s\$|\1$fs\2$fs\3|p" \
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-e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 |
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awk -F$fs '{
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indent = length($1)/2;
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vname[indent] = $2;
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for (i in vname) {if (i > indent) {delete vname[i]}}
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if (length($3) > 0) {
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vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")}
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printf("%s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3);
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}
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}'
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}
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# Get list of parameters in a file
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parse_yaml "$CONFIGSOURCE" "" >/tmpfile
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# Escape dollars
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sed -i 's|$.|\$|g' /tmpfile
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while IFS= read -r line; do
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# Clean output
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line="${line//[\"\']/}"
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# Check if secret
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if [[ "${line}" == *'!secret '* ]]; then
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echo "secret detected"
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secret=${line#*secret }
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# Check if single match
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secretnum=$(sed -n "/$secret:/=" /config/secrets.yaml)
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[[ $(echo $secretnum) == *' '* ]] && bashio::exit.nok "There are multiple matches for your password name. Please check your secrets.yaml file"
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# Get text
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secret=$(sed -n "/$secret:/p" /config/secrets.yaml)
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secret=${secret#*: }
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line="${line%%=*}='$secret'"
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fi
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# Data validation
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if [[ "$line" =~ ^.+[=].+$ ]]; then
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export "$line"
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# extract keys and values
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KEYS="${line%%=*}"
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VALUE="${line#*=}"
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# export to python
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if command -v "python3" &>/dev/null; then
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[ ! -f /env.py ] && echo "import os" > /env.py
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echo "os.environ['${line%%=*}'] = '${line#*=}'" >> /env.py
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python3 /env.py
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fi
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# set .env
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if [ -f /.env ]; then echo "$KEYS=$VALUE" >> /.env; fi
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mkdir -p /etc
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echo "$KEYS=$VALUE" >> /etc/environmemt
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# Export to scripts
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if cat /etc/services.d/*/*run* &>/dev/null; then sed -i "1a export $line" /etc/services.d/*/*run* 2>/dev/null; fi
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if cat /etc/cont-init.d/*run* &>/dev/null; then sed -i "1a export $line" /etc/cont-init.d/*run* 2>/dev/null; fi
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# For s6
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if [ -d /var/run/s6/container_environment ]; then printf "%s" "${VALUE}" > /var/run/s6/container_environment/"${KEYS}"; fi
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echo "export ${KEYS}=\"${VALUE}\"" >> ~/.bashrc
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# Show in log
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if ! bashio::config.false "verbose"; then bashio::log.blue "$KEYS='$VALUE'"; fi
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else
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bashio::log.fatal "$line does not follow the correct structure. Please check your yaml file."
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fi
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done <"/tmpfile"
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