Tuya exporter for prometheus

Prometheus exporter for Tuya-based smart plug devices. Tested with Immax Neo Lite smart plug.

Setup

• Obtain device ID and key, here is excellent guide by @codetheweb
• Populate config file, here is an example:

- name: plug-kitchen-1
  id: 87e98a987b87b12354a54c
  key: 0987654321abcdef
  ip: 192.168.1.5

Example output

curl --silent localhost:9999/metrics | grep ^tuya
tuya_smartplug_current{device="livingroom-1"} 0.093
tuya_smartplug_exporter_build_info{branch="",goversion="go1.18.6",revision="",version=""} 1
tuya_smartplug_last_scrape_error 0
tuya_smartplug_power{device="livingroom-1"} 8.6
tuya_smartplug_scrape_duration_sum{device="livingroom-1"} 73
tuya_smartplug_scrape_duration_count{device="livingroom-1"} 1
tuya_smartplug_scrapes_total 60
tuya_smartplug_voltage{device="livingroom-1"} 242.9

Sample Grafana dashboard

Acknowledgment

Portion of client code is inspired by @jasonacox implementation in powermonitor