def connect_and_subscribe():
global client_id, mqtt_server, topic_sub, topic_pub
client = MQTTClient(client_id, mqtt_server, 1883, 'janus', 'Janus506')
client.set_last_will(topic_pub, '{\"msg\":\"offline\"}')
client.set_callback(sub_cb)
client.connect()
client.subscribe(topic_sub)
print('Connected to %s MQTT broker, subscribed to %s topic' % (mqtt_server, topic_sub))
return client
def mqtt_connect():
start = time.ticks_ms()
global mqtt, mqtt_server
print('Connecting to broker %s:%d with SSL' % (mqtt_server, mqtt_port))
mqtt = MQTTClient(client_id, mqtt_server, mqtt_port, mqtt_user, mqtt_pass,
5, True)
mqtt.set_callback(mqtt_incoming)
mqtt.set_last_will(main_topic + b'/status', "0", True, 0)
mqtt.connect()
mqtt.DEBUG = True
pub(b'/status', "1", True)
mqtt_subs()
pub_info()
delta = time.ticks_diff(time.ticks_ms(), start) # compute time difference
print('Service MQTT run and connected with broker (%dms)' % (delta))
pwm = PWM(Pin(2), freq=60, duty=5)
return mqtt
def connect_mqtt():
global client_id, mqtt_server
client = MQTTClient(client_id, mqtt_broker, port, None, None, 60) # set keepalive = 60
client.connected_flag=False #create flags
client.bad_connection_flag=False #
client.retry_count=0 #
client.on_connect=on_connect #attach function to callback
client.on_disconnect=on_disconnect
print("publising on ",connection_status_topic )
print("Setting will message")
client.set_last_will(connection_status_topic,connection_status_topic+' '+"False",0,True) #set will message
print("connecting ",mqtt_broker)
client.connect()
client.publish(connection_status_topic,connection_status_topic+' '+"True",0,True)#use retain flag
return client
def connect_mqtt():
global client_id, mqtt_server
client = MQTTClient(client_id, secrets["mqtt_broker"], port, None, None, 60) # set keepalive = 60
client.connected_flag=False #create flags
client.bad_connection_flag=False #
client.retry_count=0 #
client.on_connect=on_connect #attach function to callback
client.on_disconnect=on_disconnect
print("publising on ",connection_status_topic )
print("Setting will message")
client.set_last_will(connection_status_topic,"False",0,True) #set will message
print("connecting ",secrets["mqtt_broker"])
client.connect()
#client = MQTTClient(client_id, mqtt_server, user=your_username, password=your_password)
#client.connect()
#print('Connected to %s MQTT broker' % (mqtt_server))
client.publish(connection_status_topic,"True",0,True)#use retain flag
return client
