Eric Loyd
90 lines
3.4 KiB
Bash
Executable File
90 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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# --- CONFIGURATION FROM ENVIRONMENT VARIABLES ---
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CLIENT_ID="${FLAIR_CLIENT_ID}"
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CLIENT_SECRET="${FLAIR_CLIENT_SECRET}"
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if [ -z "$CLIENT_ID" ] || [ -z "$CLIENT_SECRET" ]; then
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echo "Error: Missing environment variables." >&2
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echo "Please set FLAIR_CLIENT_ID and FLAIR_CLIENT_SECRET before running this script." >&2
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exit 1
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fi
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MQTT_BROKER="192.168.0.6"
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MQTT_PORT="1883"
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# Matching your requested structure
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MQTT_TOPIC_BASE="AstropotaPOD/sensor"
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# --- HELPER: GET OAUTH2 TOKEN ---
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get_flair_token() {
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local token_response
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token_response=$(curl -s -X POST "https://api.flair.co/oauth2/token" \
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-d "grant_type=client_credentials" \
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-d "client_id=${CLIENT_ID}" \
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-d "client_secret=${CLIENT_SECRET}")
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echo "$token_response" | jq -r '.access_token // empty'
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}
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# --- FETCH REFRESHED TOKEN ---
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TOKEN=$(get_flair_token)
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if [ -z "$TOKEN" ] || [ "$TOKEN" == "null" ]; then
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echo "Failed to authenticate with Flair." >&2
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exit 1
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fi
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# --- FETCH AND PUBLISH TO MQTT ---
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PAYLOAD=$(curl -s -X GET "https://api.flair.co/api/puck2s" \
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-H "Authorization: Bearer ${TOKEN}" \
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-H "Accept: application/json")
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do_pub() {
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mosquitto_pub -h "$MQTT_BROKER" -p "$MQTT_PORT" -t "${TARGET_TOPIC}/${1}" -m "$2" -r
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}
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while read -r puck_data; do
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if [ -z "$puck_data" ]; then continue; fi
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# Grab the human-readable name from your payload (e.g., "AstropotaPOD-e9af")
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puck_name=$(echo "$puck_data" | jq -r '.attributes.name // empty')
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# Fallback to ID just in case a device doesn't have a custom name assigned
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if [ -z "$puck_name" ] || [ "$puck_name" == "null" ]; then
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puck_name=$(echo "$puck_data" | jq -r '.id')
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fi
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# Extract metrics from payload attributes
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temp_c=$(echo "$puck_data" | jq -r '.attributes."current-temperature-c" // empty')
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humidity=$(echo "$puck_data" | jq -r '.attributes."current-humidity" // empty')
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wifi_rssi=$(echo "$puck_data" | jq -r '.attributes."current-wifi-rssi" // empty')
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power_source=$(echo "$puck_data" | jq -r '.attributes."power-source" // empty')
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reporting_interval=$(echo "$puck_data" | jq -r '.attributes."reporting-interval-ds" // empty')
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firmware=$(echo "$puck_data" | jq -r '.attributes."firmware-version" // empty')
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beacon_ms=$(echo "$puck_data" | jq -r '.attributes."beacon-interval-ms" // empty')
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voltage=$(echo "$puck_data" | jq -r '.attributes.voltage')
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last_voltage=$(echo "$puck_data" | jq -r '.attributes."last-reported-voltage"')
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if [ "$voltage" == "0" ] || [ "$voltage" == "0.0" ]; then
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battery="$last_voltage"
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else
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battery="$voltage"
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fi
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# Dynamic target base matching your requested pattern: AstropotaPOD/sensor/AstropotaPOD-e9af/
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TARGET_TOPIC="${MQTT_TOPIC_BASE}/${puck_name}"
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# Blast sub-topics cleanly to Mosquitto
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[ -n "$temp_c" ] && do_pub "temperature" "$temp_c"
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[ -n "$humidity" ] && do_pub "humidity" "$humidity"
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[ -n "$wifi_rssi" ] && do_pub "wifi_rssi" "$wifi_rssi"
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[ -n "$power_source" ] && do_pub "power_source" "$power_source"
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[ -n "$battery" ] && do_pub "battery_voltage" "$battery"
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[ -n "$reporting_interval" ] && do_pub "reporting_interval" "$reporting_interval"
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[ -n "$firmware" ] && do_pub "firmware_version" "$firmware"
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[ -n "$beacon_ms" ] && do_pub "beacon_interval" "$beacon_ms"
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# echo "Published to MQTT under: ${TARGET_TOPIC}/"
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done < <(echo "$PAYLOAD" | jq -c '.data[]')
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