MQTT agent for Xiaomi Lumi gateway

The service allow controlling gateway LEDs. sound and illuminance sensor over MQTT

Installation (for OpenWrt):

opkg update 
opkg install python3-pip python3-asyncio python3-evdev
pip install lumimqtt

For Update:

pip install lumimqtt --upgrade

Config:

Default config should be located in /etc/lumimqtt.json or can be overridden with LUMIMQTT_CONFIG environment variable.

The configuration file is a JSON with the following content:

{
    "mqtt_host": "localhost",
    "mqtt_port": 1883,
    "mqtt_user": "",
    "mqtt_password": "",
    "topic_root": "lumi/{MAC}",
    "sensor_threshold": 50,
    "sensor_debounce_period": 60
}

Every line is optional. By default LumiMQTT will use the connection to localhost with the anonymous login.

sensor_threshold is a threshold to avoid sending data to MQTT on small changes

sensor_debounce_period value in seconds to send data despite of the threshold

The topic name topic_root can be redefined, for example living_room/gateway.

If not set, default topic name lumi/mac_id

Example run command:

$ lumimqtt

or (in background):

$ lumimqtt &

To autorun:

To autorun lumimqtt you need a file /etc/init.d/lumimqtt with the following content:

#!/bin/sh /etc/rc.common
START=98
USE_PROCD=1
start_service()
{
	procd_open_instance

	procd_set_param env LUMIMQTT_CONFIG=/etc/lumimqtt.json
	procd_set_param command python -m lumimqtt
	procd_set_param stdout 1
	procd_set_param stderr 1
	procd_close_instance
}