Raspberry Pi DHT22 Prometheus Exporter

Exports DHT22 temperature and humidity readings in a format readable by Prometheus.

Installation

pip install rpi-dht-22-exporter

Running

rpi-dht22-exporter --pin-number <gpio pin number>

This will serve metrics at http://0.0.0.0:9894/metrics.

You can make Prometheus scrape these with this scrape config:

scrape_configs:
  - job_name: 'dht22@<the IP of your Raspberry Pi>'
    static_configs:
      - targets: ['<the IP of your Raspberry Pi>:9894']
        labels:
          location: 'bedroom'