def main():
print("--MQTT-SN -> MQTT bridge initialization--")
print("Initializing MQTT-SN protocol")
client = Client("Bridge")
client.registerCallback(BridgeCallback())
print("Connecting to MQTT-SN broker at " + MQTTSN_BROKER_ADDRESS + ":" +
str(MQTTSN_BROKER_PORT))
client.connected_flag = False
client.connect(MQTTSN_BROKER_ADDRESS, MQTTSN_BROKER_PORT)
client.loop_start()
while not client.connected_flag:
time.sleep(5)
print("Waiting for connection to MQTT-SN broker...")
print("Initializing MQTT protocol")
mqtt_client = mqtt.Client("Bridge")
mqtt_client.on_connect = mqtt_on_connect
mqtt_client.on_message = mqtt_on_message
print("Connecting to MQTT Broker at " + MQTT_BROKER_ADDRESS)
mqtt_client.tls_set(CA_CERTIFICATE,
CLIENT_CERTIFICATE,
keyfile=PRIVATE_KEY,
cert_reqs=ssl.CERT_REQUIRED,
tls_version=ssl.PROTOCOL_TLSv1_2,
ciphers=None)
print("Trying connection")
mqtt_client.connect(aws_iot_endpoint, BROKERPORT)
mqtt_client.loop_start()
print("Waiting for connection to complete")
time.sleep(CONNECTION_WAIT_SLEEP)
client.loop_start()
rc, topic_id = client.subscribe(MQTTSN_TOPIC, 0)
if rc == 0:
print("Subscribed to " + MQTTSN_TOPIC + " MQTT-SN topic.")
else:
return -1
while True:
while not message_queue.empty():
m = message_queue.get()
print(m)
mqtt_client.publish(MQTT_TOPIC, m, 1)
def main():
print("--MQTT-SN -> MQTT bridge initialization--")
print("Initializing MQTT-SN protocol")
client = Client("Bridge")
client.registerCallback(BridgeCallback())
print("Connecting to MQTT-SN broker at " + MQTTSN_BROKER_ADDRESS + ":" +
str(MQTTSN_BROKER_PORT))
client.connected_flag = False
client.connect(MQTTSN_BROKER_ADDRESS, MQTTSN_BROKER_PORT)
client.loop_start()
while not client.connected_flag:
time.sleep(5)
print("Waiting for connection to MQTT-SN broker...")
print("Initializing MQTT protocol")
mqtt_client = mqtt.Client("Bridge")
mqtt_client.on_connect = mqtt_on_connect
mqtt_client.on_message = mqtt_on_message
print("Connecting to MQTT Broker at " + MQTT_BROKER_ADDRESS)
mqtt_client.connect(MQTT_BROKER_ADDRESS)
mqtt_client.loop_start()
print("Waiting for connection to complete")
time.sleep(CONNECTION_WAIT_SLEEP)
client.loop_start()
rc, topic_id = client.subscribe(MQTTSN_TOPIC, 0)
if rc == 0:
print("Subscribed to " + MQTTSN_TOPIC + " MQTT-SN topic.")
else:
return -1
while True:
while not message_queue.empty():
m = message_queue.get()
print(m)
mqtt_client.publish(MQTT_TOPIC, m, 1)
client.registerCallback(MyCallback())
print("threads ", threading.activeCount())
print("connecting ", host)
client.connected_flag = False
client.connect(host, port)
client.lookfor(MQTTSN.CONNACK)
try:
if client.waitfor(MQTTSN.CONNACK) == None:
print("connection failed")
raise SystemExit("no Connection quitting")
except:
print("connection failed")
raise SystemExit("no Connection quitting")
client.loop_start() #start loop
"""
while not client.connected_flag:
time.sleep(1)
print("waiting for connection")
"""
#quit()
print("threads ", threading.activeCount())
topic1 = "bulbs1"
print("topic for topic1 is", topic1)
print("connected now subscribing")
client.subscribed_flag = False
while True:
host = "192.168.1.159"
port = 1885
#port=10000
m_port = 1885 #port gateways advertises on
m_group = "225.0.18.83" #IP gateways advertises on
client = Client("linh_pub") #change so only needs name
client.registerCallback(Callback())
print("threads ", threading.activeCount())
print("connecting ", host)
client.connected_flag = False
client.connect(host, port)
client.loop_start()
client.lookfor(MQTTSN.CONNACK)
try:
if client.waitfor(MQTTSN.CONNACK) == None:
print("connection failed")
raise SystemExit("no Connection quitting")
except:
print("connection failed")
raise SystemExit("no Connection quitting")
topic1 = "bulbs1"
print("connected now registering topic ", topic1)
time.sleep(2)
topic1_id = client.register(topic1)