50 lines
1.5 KiB
Python
50 lines
1.5 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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import requests
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import json
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import time
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import Adafruit_DHT
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config = json.load(open("/etc/dht22_sensing.json"))
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def send_to_home_assistant(temperature, humidity):
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# print(f"Sending temperature {temperature}, humidity {humidity}")
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headers = {
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'x-ha-access': config['token'],
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'Authorization': "Bearer {}".format(config['token'])
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}
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temperature_url = "{}/api/states/sensor.{}".format(
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config['ha_url'], config['ha_temp_sensor_name'])
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temperatur_data = {
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"state": str(temperature),
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"attributes": {
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"device_class": "temperature",
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"friendly_name": config['ha_temp_friendly_name'],
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"unit_of_measurement": "°C"
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}
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}
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requests.post(temperature_url, json=temperatur_data, headers=headers)
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humidity_url = "{}/api/states/sensor.{}".format(
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config['ha_url'], config['ha_humidity_sensor_name'])
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humidity_data = {
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"state": str(humidity),
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"attributes": {
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"device_class": "humidity",
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"friendly_name": config['ha_humidity_friendly_name'],
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"unit_of_measurement": "%"
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}
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}
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requests.post(humidity_url, json=humidity_data, headers=headers)
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if __name__ == "__main__":
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while True:
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sensor = Adafruit_DHT.DHT22
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humidity, temperature = Adafruit_DHT.read_retry(sensor, config['dht_pin'])
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send_to_home_assistant(temperature, humidity)
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time.sleep(float(config['polling_sleep_time_seconds']))
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