diff options
| -rw-r--r-- | init.lua | 26 |
1 files changed, 21 insertions, 5 deletions
@@ -2,11 +2,13 @@ station_cfg = {} dofile("config.lua") delayed_restart = tmr.create() -chipid = node.chipid() -mqtt_prefix = "sensor/esp8266_" .. chipid -mqttclient = mqtt.Client("esp8266_" .. chipid, 120) +chip_id = node.chipid() +device_id = "esp8266_" .. chip_id +mqtt_prefix = "sensor/" .. device_id +mqttclient = mqtt.Client(device_id, 120) -print("ESP8266 " .. chipid) + +print("ESP8266 " .. chip_id) ledpin = 4 gpio.mode(ledpin, gpio.OUTPUT) @@ -34,7 +36,7 @@ function connect_mqtt() print("IP address: " .. wifi.sta.getip()) print("Connecting to MQTT " .. mqtt_host) delayed_restart:stop() - mqttclient:on("connect", setup_client) + mqttclient:on("connect", hass_register) mqttclient:on("offline", log_restart) mqttclient:lwt(mqtt_prefix .. "/state", "offline", 0, 1) mqttclient:connect(mqtt_host) @@ -70,6 +72,20 @@ function uart_callback(data) end end +function hass_register() + local hass_device = string.format('{"connections":[["mac","%s"]],"identifiers":["%s"],"model":"ESP8266","name":"ESP8266 PM1006","manufacturer":"DIY"}', wifi.sta.getmac(), device_id) + local hass_entity_base = string.format('"device":%s,"state_topic":"%s/data","expire_after":600', hass_device, mqtt_prefix) + local hass_pm2_5 = string.format('{%s,"name":"PM2.5","object_id":"%s_pm2_5","unique_id":"%s_pm2_5","icon":"mdi:air-filter","unit_of_measurement":"µg/m³","value_template":"{{value_json.pm2_5_ugm3}}"}', hass_entity_base, device_id, device_id) + local hass_rssi = string.format('{%s,"name":"RSSI","object_id":"%s_rssi","unique_id":"%s_rssi","icon":"mdi:wifi","unit_of_measurement":"dBm","value_template":"{{value_json.rssi_dbm}}","entity_category":"diagnostic"}', hass_entity_base, device_id, device_id) + + mqttclient:publish("homeassistant/sensor/" .. device_id .. "/pm2_5/config", hass_pm2_5, 0, 1, function(client) + mqttclient:publish("homeassistant/sensor/" .. device_id .. "/rssi/config", hass_rssi, 0, 1, function(client) + collectgarbage() + setup_client() + end) + end) +end + delayed_restart:register(20 * 1000, tmr.ALARM_SINGLE, node.restart) connect_wifi() |