kopia lustrzana https://github.com/weetmuts/wmbusmeters
100 wiersze
3.8 KiB
Bash
Executable File
100 wiersze
3.8 KiB
Bash
Executable File
#!/usr/bin/with-contenv bashio
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aryDiscTopic=()
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pub_args=()
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while getopts h:p:u:P:c:w: flag
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do
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case "${flag}" in
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h|p|u|P) pub_args+=("-${flag}" ${OPTARG});;
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c) CONFIG_PATH=${OPTARG};;
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w) CONFIG_DATA_PATH=${OPTARG};;
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esac
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done
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# Get discovery_prefix
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if bashio::config.exists "mqtt.discovery_prefix"
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then MQTT_DISCOVERY_PREFIX=$(bashio::config "mqtt.discovery_prefix")
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else MQTT_DISCOVERY_PREFIX=$(bashio::services mqtt "discovery_prefix"); fi
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if [ "${MQTT_DISCOVERY_PREFIX+true}" ] || [ $MQTT_DISCOVERY_PREFIX != "null" ];
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then MQTT_DISCOVERY_PREFIX="homeassistant"; fi
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# Is MQTT discovery enabled?
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CONFIG_MQTTDISCOVERY_ENABLED="$(jq --raw-output -c -M '.enable_mqtt_discovery' $CONFIG_PATH)"
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if [ $CONFIG_MQTTDISCOVERY_ENABLED == "true" ]; then
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echo -e "\nMQTT Discovery ..."
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# Copy template files
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templatedir="$(mktemp -d -p /dev/shm/)"
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wget -O - https://github.com/weetmuts/wmbusmeters/archive/refs/heads/master.tar.gz 2> /dev/null | tar xz --strip=3 "wmbusmeters-master/ha-addon/mqtt_discovery" -C $templatedir || true
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[ ! -d $CONFIG_DATA_PATH/etc/mqtt_discovery ] && mkdir -p $CONFIG_DATA_PATH/etc/mqtt_discovery
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cp -u ${templatedir}/* ${CONFIG_DATA_PATH}/etc/mqtt_discovery/ 2>/dev/null || true
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rm -r $templatedir
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# Enumerate defined meters
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IFS=$'\n'
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for meter in $(jq -c -M '.meters[]' $CONFIG_PATH)
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do
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declare -A aryKV
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declare kv
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for line in $(printf '%s\n' $meter | jq --raw-output -c -M '.')
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do
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aryKV["name"]=$(printf '%s\n' $meter | jq --raw-output -c -M '.name')
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aryKV["id"]=$(printf '%s\n' $meter | jq --raw-output -c -M '.id')
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aryKV["driver"]=$(printf '%s\n' $meter | jq --raw-output -c -M '.driver')
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done
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echo " Adding meter: ${aryKV['name']} ..."
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if [ "${aryKV['id']+true}" ] && [ "${aryKV['driver']+true}" ] ; then
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file="$CONFIG_DATA_PATH/etc/mqtt_discovery/${aryKV['driver']}.json"
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if test -f "$file"; then
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for attribute in $(jq --raw-output -c -M '. | keys[]' $file)
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do
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#echo "Attribute: ${attribute}"
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aryKV["attribute"]=$attribute
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filter=".${attribute}.component"
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component=$(jq --raw-output -c -M $filter $file)
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if [[ ! -z "$component" ]] && [ $component != "null" ] ; then
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topic="$MQTT_DISCOVERY_PREFIX/$component/wmbusmeters/${aryKV['id']}_$attribute/config"
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filter=".${attribute}.discovery_payload"
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payload=$(jq --raw-output -c -M $filter $file)
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for key in ${!aryKV[@]}; do
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payload="${payload//\{$key\}/${aryKV[${key}]}}"
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#echo ${key} ${aryKV[${key}]}
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done
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echo " Add/update topic: $topic"
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#echo " Payload: $payload"
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aryDiscTopic+=($topic)
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/usr/bin/mosquitto_pub ${pub_args[@]} -r -t "${topic}" -m "${payload}"
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fi
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done
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else
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echo " File $file not found."
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fi
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fi
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done
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fi
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echo -e "MQTT Discovery cleanup..."
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ramtmp="$(mktemp -p /dev/shm/)"
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/usr/bin/mosquitto_sub ${pub_args[@]} -t "$MQTT_DISCOVERY_PREFIX/+/wmbusmeters/+/config" --retained-only -F "%t" > $ramtmp & PID=$!
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sleep 1
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kill $PID
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readarray -t aryReadTopic < $ramtmp;
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rm $ramtmp
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for topic in ${aryReadTopic[@]}
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do
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if [[ ! ${aryDiscTopic[@]} =~ $topic ]]; then
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echo " Removing topic: $topic"
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/usr/bin/mosquitto_pub ${pub_args[@]} -r -t "${topic}" -n
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fi
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done
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