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)
"""
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:
rc, topic1_id = client.subscribe(topic1, 1)
if rc == None:
print("subscribe failed")
raise SystemExit("Subscription failed quitting")
if rc == 0:
print("subscribed ok to ", topic1)
break
count = 0
msg = "test message"
try:
while True:
nmsg = msg + str(count)
count += 1
print("publishing message ", nmsg)
id = client.publish(topic1_id, nmsg, qos=0)
#parser.add_argument('--awstopic', type=str, default='station',
# help='AWS Topic to publish to. Allowed values: \'station\' or \'station2\'')
parser.add_argument('--mqttclientid',
type=str,
default='gw',
help='MQTTS Broker Client Id. Allowed values: any.')
parser.add_argument(
'--mqttstopics',
type=str,
default='stat_1 stat_2',
help=
'MQTTS Topics to forward to AWS Iot Core Broker. Allowed values: \'stat_1\', \'stat_2\'.'
'To forward more than one topic write more topics separated with withespace, '
'like --mqttstopics "stat_1 stat2".')
args = parser.parse_args()
#aws_clientId = args.awsclientid
#aws_topic = args.awstopic
mqtts_topics = args.mqttstopics.split(" ")
gateway = Client("gw", port=1885)
gateway.registerCallback(Callback())
gateway.connect()
for topic in mqtts_topics:
if (topic != ""):
gateway.subscribe(topic)
while True:
time.sleep(1)