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getVRMMqtt.py
67 lines (56 loc) · 1.71 KB
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getVRMMqtt.py
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from time import sleep
import ssl
import json
import os
from paho.mqtt.client import Client
from vrmCredentials import username
from vrmCredentials import password
from vrmCredentials import portal_id
mqtt_broker = "mqtt70.victronenergy.com"
bat_topic = "N/%s/system/0/Dc/Battery/Voltage" % portal_id
soc_topic = "N/%s/system/0/Dc/Battery/Soc" % portal_id
def reconnect():
print("reconnect")
client.loop_stop()
client.reconnect()
client.loop_start()
def on_message(client, userdata, message):
val = json.loads(message.payload)
print(message.topic)
print(" "+str(message.payload))
print("----")
# print(val["value"])
# client.loop_stop()
# client.disconnect()
# os._exit(0)
def on_BatVoltage(client, userdata, message):
try:
val = json.loads(message.payload)
print("Vbatt = %s" % val["value"])
except:
print("BatVoltage Exception")
reconnect()
def on_Soc(client, userdata, message):
try:
val = json.loads(message.payload)
print("SOC = %s" % val["value"])
except:
print("SOC Exception")
reconnect()
def on_connect(client, userdata, rc, *args):
client.subscribe(bat_topic)
client.subscribe(soc_topic)
#client.subscribe("N/%s/+/+/ProductId" % portal_id)
#client.subscribe("N/%s/#" % portal_id)
client = Client("P1")
client.tls_set(cert_reqs=ssl.CERT_NONE)
client.tls_insecure_set(True)
client.username_pw_set(username, password=password)
client.connect(mqtt_broker, port=8883)
client.on_connect = on_connect
client.on_message = on_message
client.message_callback_add(bat_topic, on_BatVoltage)
client.message_callback_add(soc_topic, on_Soc)
client.loop_start()
while True:
sleep(1)