blakeblackshear.frigate/frigate/mqtt.py

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2020-11-01 15:06:15 +01:00
import paho.mqtt.client as mqtt
def create_mqtt_client(host: str, port: int, client_id: str, topic_prefix: str, user: str, password: str):
client = mqtt.Client(client_id=client_id)
def on_connect(client, userdata, flags, rc):
# TODO: use logging library
print("On connect called")
if rc != 0:
if rc == 3:
print ("MQTT Server unavailable")
elif rc == 4:
print ("MQTT Bad username or password")
elif rc == 5:
print ("MQTT Not authorized")
else:
print ("Unable to connect to MQTT: Connection refused. Error code: " + str(rc))
client.publish(topic_prefix+'/available', 'online', retain=True)
client.on_connect = on_connect
client.will_set(topic_prefix+'/available', payload='offline', qos=1, retain=True)
if not user is None:
client.username_pw_set(user, password=password)
client.connect(host, port, 60)
client.loop_start()
return client