freilandsolar/solar-forwarder.py

52 lines
2.1 KiB
Python

import paho.mqtt.client as mqtt
import requests
# The callback for when the client receives a CONNACK response from the server.
def on_connect(client, userdata, flags, rc):
print("Connected with result code "+str(rc))
# Subscribing in on_connect() means that if we lose the connection and
# reconnect then subscriptions will be renewed.
client.subscribe("shellies/freilandsolar/relay/0/power")
client.subscribe("shellies/freilandsolar/relay/0/energy")
# The callback for when a PUBLISH message is received from the server.
def on_message(client, userdata, msg):
print(msg.topic+" "+ msg.payload.decode("utf-8"))
HEADERS = { "Authorization" : "43d3886948451157f1b03bfc7db18c1ed4e4950bc77ffac3e70dff422574b204", "content-type":"application/json" }
URL = ""
BODY = ""
#power
if "power" in msg.topic:
URL = "https://api.opensensemap.org/boxes/63f26d484fbabe0007d105d2/63f26d484fbabe0007d105d3"
BODY = '{"value":' + msg.payload.decode("utf-8")+"}"
result = requests.post(url = URL, headers = HEADERS, data = BODY)
#energy & savings
if "energy" in msg.topic:
URL = "https://api.opensensemap.org/boxes/63f26d484fbabe0007d105d2/data"
#calculate energy from Watt-minutes
energy = float(msg.payload.decode("utf-8"))/60.0/1000.0
BODY = '['
BODY = BODY + '{"sensor":"63f2778a4fbabe0007d68fd9", "value":' + ("{:.1f}".format(energy)) + "},"
#calculate savings
savings = energy * 0.45
BODY = BODY + '{"sensor":"63f3482c4fbabe000746658e", "value":' + ("{:.2f}".format(savings)) + "}"
BODY = BODY + ']'
print(BODY)
result = requests.post(url = URL, headers = HEADERS, data = BODY)
print(result.text)
client = mqtt.Client()
client.on_connect = on_connect
client.on_message = on_message
client.username_pw_set("freilandsolar","Js9LLejQA6cBiA==")
client.connect("ccc-p.org", 1883, 60)
# Blocking call that processes network traffic, dispatches callbacks and
# handles reconnecting.
# Other loop*() functions are available that give a threaded interface and a
# manual interface.
client.loop_forever()