def read_send():
instruction(light_on)
data_frame = instruction(read_instruct)
if data_frame[0] == 255 and data_frame[1] == 135:
data_g = (data_frame[2] * 256 + data_frame[3]) / 1000
data_t = (data_frame[8] << 8 | data_frame[9]) / 100
data_h = (data_frame[10] << 8 | data_frame[11]) / 100
dataframe = {
"params": {
"data_g": data_g,
"data_t": data_t,
"data_h": data_h
}
}
tvoc_mqtt = MQTTClient(client_id=mqttClientId,
server=server,
port=port,
user=mqttUsername,
password=mqttPassword,
keepalive=60)
tvoc_mqtt.set_callback(callback)
tvoc_mqtt.connect()
time.sleep(1)
tvoc_mqtt.publish(topic_p, json.dumps(dataframe))
time.sleep(1)
tvoc_mqtt.subscribe(topic_s)
time.sleep(1)
def getMQTT(callbackFunction=None):
global mqttClient
if mqttClient is None:
mqttClient = MQTTClient(clientID,broker,port=brokerPort,user=user,password=password)
if callbackFunction is not None:
mqttClient.set_callback(callbackFunction)
return mqttClient
def main(quit=True):
global t
c = MQTTClient(CLIENT_ID, SERVER)
# Subscribed messages will be delivered to this callback
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC, qos=QOS)
print("Connected to %s, subscribed to %s topic" % (SERVER, TOPIC))
n = 0
pubs = 0
try:
while 1:
n += 1
if not n % 100:
t = ticks_ms()
c.publish(TOPIC,
str(pubs).encode('UTF8'),
retain=False,
qos=QOS)
c.wait_msg()
pubs += 1
if not pubs % 100:
print('echo received in max {} ms min {} ms'.format(
maxt, mint))
if quit:
return
sleep(0.05)
c.check_msg()
finally:
c.disconnect()
def main():
global NEW_DATA_FLAG
# 初始化定时器
tim.init(period=10000, mode=Timer.PERIODIC, callback=temprature_measure)
# 初始化MQTT客户端
client = MQTTClient(CLIENTID, SERVER, PORT, USERNAME, PSW)
client.set_callback(subscribe_callback)
client.connect()
client.subscribe(TOPIC_DOWNLINK)
print("Connected to MQTT server: %s, topic:%s" % (SERVER, TOPIC_DOWNLINK))
try:
while True:
# 主循环
client.check_msg()
if NEW_DATA_FLAG:
led.off()
msg = "T:%s,H:%s" % (dht.temperature(), dht.humidity())
tem = "%s" % (dht.temperature())
humi = "%s" % (dht.humidity())
client.publish(TOPIC_UPLINK_T, tem)
client.publish(TOPIC_UPLINK_H, humi)
print("Send MSG: -> TOPIC:%s MSG:%s" % ("REMIX_TOPIC", msg))
NEW_DATA_FLAG = False
led.on()
time.sleep_ms(100)
finally:
client.disconnect()
def run():
global state, connection
while True:
while state != CONNECTED:
try:
state = CONNECTING
connection = MQTTClient(client_id=config.CLIENT_ID, server=config.AWS_HOST, port=config.AWS_PORT,
keepalive=10000, ssl=True, ssl_params={
"certfile": config.AWS_CLIENT_CERT,
"keyfile": config.AWS_PRIVATE_KEY,
"ca_certs": config.AWS_ROOT_CA
})
connection.connect()
state = CONNECTED
except:
print('Could not establish MQTT connection')
time.sleep(0.5)
continue
print('MQTT LIVE!')
# Subscribe for messages
connection.set_callback(_recv_msg_callback)
connection.subscribe(config.TOPIC)
while state == CONNECTED:
try:
connection.check_msg()
except:
pass
time.sleep(0.1)
def run():
global state
global connection
while True:
# Wait for connection
while state != CONNECTED:
try:
state = CONNECTING
connection = MQTTClient(DEVICE_ID, server=HOST, port=8883)
connection.connect(ssl=True, certfile='/flash/cert/certificate.crt', keyfile='/flash/cert/privateKey.key', ca_certs='/flash/cert/root-CA.cer')
state = CONNECTED
except:
print('Error connecting to the server')
time.sleep(0.5)
continue
print('Connected!')
# Subscribe for messages
connection.set_callback(_recv_msg_callback)
connection.subscribe(TOPIC_DOWNLOAD)
while state == CONNECTED:
connection.check_msg()
msg = '{"Name":"Pycom", "Data":"Test"}'
print('Sending: ' + msg)
_send_msg(msg)
time.sleep(2.0)
def main(quit=True):
global t
c = MQTTClient(CLIENT_ID, SERVER)
# Subscribed messages will be delivered to this callback
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC, qos = QOS)
print("Connected to %s, subscribed to %s topic" % (SERVER, TOPIC))
n = 0
pubs = 0
try:
while 1:
n += 1
if not n % 100:
t = ticks_ms()
c.publish(TOPIC, str(pubs).encode('UTF8'), retain = False, qos = QOS)
c.wait_msg()
pubs += 1
if not pubs % 100:
print('echo received in max {} ms min {} ms'.
format(maxt, mint))
if quit:
return
sleep(0.05)
c.check_msg()
finally:
c.disconnect()
def do_mqtt():
client_id = ubinascii.hexlify(machine.unique_id())
client = MQTTClient(client_id, "172.20.10.3")
client.set_callback(subscribe_callback)
client.connect()
client.subscribe("light")
return client
def setup():
global c
connectWifi(SSID, PASSWORD)
server = SERVER
c = MQTTClient(CLIENT_ID, server, 0, username, password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
def loop(self): c = MQTTClient(self.id, self.host) #建立一个MQTT客户端,传入连接id号和主机 c.set_callback(self.sub_cb) #设置回调函数 c.connect() #建立连接 c.subscribe(self.topic) #监控这个通道，接收控制命令, while True: c.check_msg() if utime.time() % 10 == 0: c.ping()
def config_mqtt_client():
global c_mqtt
try:
# c_mqtt = MQTTClient(CONFIG['client_id'], CONFIG['broker'], CONFIG['port'], timeout=1, sbt=CONFIG['topic'], debug=False)
c_mqtt = MQTTClient(CONFIG['client_id'], CONFIG['broker'], CONFIG['port'])
c_mqtt.set_callback(sub_cb)
except (OSError, ValueError):
print("Couldn't connect to MQTT")
def main(server=SERVER):
#端口号为：6002
c = MQTTClient(CLIENT_ID, server, 6002, username, password)
# 控制开关
c.set_callback(sub_cb)
c.connect()
# 数据推送
def upload_temperature_humidity(temp):
# 温湿度测量
data = dht.DHT11(p5)
data.measure()
temperature = data.temperature()
humidity = data.humidity()
# 一氧化碳测量
Carbon_monoxide = adc.read()
message = {
'datastreams': [{
'id': 'humidity',
'datapoints': [{
'value': humidity
}]
}, {
'id': 'temperature',
'datapoints': [{
'value': temperature
}]
}, {
'id': 'Carbon_monoxide',
'datapoints': [{
'value': Carbon_monoxide
}]
}]
}
c.publish('$dp', pubdata(message))
print('publish message:', message)
temperature_humidity_tim = Timer(-1) # 新建一个虚拟定时器 温湿度定时器
# temperature_humidity_tim.init(period=5000, mode=Timer.ONE_SHOT, callback=upload_temperature_humidity)
temperature_humidity_tim.init(period=5000,
mode=Timer.PERIODIC,
callback=upload_temperature_humidity)
c.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
try:
while True:
c.wait_msg()
finally:
c.disconnect()
def a():
server = SERVER
c = MQTTClient(CLIENT_ID, server) #create a mqtt client
c.set_callback(sub_cb) #set callback
c.connect() #connect mqtt
c.subscribe(TOPIC) #client subscribes to a topic
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
while True:
c.check_msg() #wait message
time.sleep(1)
def main(server=SERVER):
#端口号为：6002
c = MQTTClient(CLIENT_ID, server, 6002, username, password)
c.set_callback(sub_cb)
c.connect()
print("Connected to %s" % server)
try:
while 1:
c.wait_msg()
finally:
c.disconnect()
def main(server, port, USER, PWD):
c = MQTTClient("umqtt_client", server, port, USER, PWD)
c.set_callback(sub_cb)
c.connect()
c.subscribe("foo_topic")
while True:
if True:
c.wait_msg()
else:
c.check_msg()
time.sleep(1)
c.disconnect()
def main(server=SERVER):
#端口号为：6002
c = MQTTClient(CLIENT_ID, server, 6002, username, password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
try:
while 1:
c.wait_msg()
finally:
c.disconnect()
def main(server=SERVER):
#6002
do_connect()
c = MQTTClient(CLIENT_ID, server,6002,username,password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
try:
while 1:
c.wait_msg()
finally:
c.disconnect()
def main(server="0.0.0.0"):
try:
c = MQTTClient("yitian-it", server)
c.set_callback(sub_cb)
time.sleep(4)
c.connect()
c.subscribe(b"toilet")
while True:
c.check_msg()
time.sleep(1.5)
except Excepthion as e:
print(e)
c.disconnect()
machine.reset()
def mqttconfig(v):
global mqttobject
if wlan.isconnected():
mqttconn.deinit()
mqttobject = MQTTClient(secrets["devicename"],
secrets["mqttserver"],
port=1883,
user=secrets["mqttusername"],
password=secrets["mqttpass"])
mqttobject.set_callback(mqttcallback)
mqttobject.connect()
mqttobject.subscribe(secrets["topicsub"])
mqttpublisher()
mqttconn.init(period=150, mode=Timer.PERIODIC, callback=newmsg)
def mqtt_connect():
global client
client = MQTTClient(
config['settings']['mqtt_clientid'].encode(),
config['settings']['mqtt_server'],
1883,
config['settings']['mqtt_user'].encode(),
config['settings']['mqtt_pass'].encode())
client.set_callback(mqtt_callback)
client.connect()
client.subscribe('sleep2mqtt/control'.encode())
client.subscribe('hass/status'.encode())
def main(server=SERVER):
c = MQTTClient(CLIENT_ID, server)
# Subscribed messages will be delivered to this callback
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
try:
while 1:
#micropython.mem_info()
c.wait_msg()
finally:
c.disconnect()
class MqttHelper:
def __init__(self, serverAddress, clientId):
self.mqttClient = MQTTClient(clientId, serverAddress)
self.mqttClient.connect()
def Publish(self, topic, message):
self.mqttClient.publish(topic, message)
def Subscribe(self, topic, callback):
self.mqttClient.set_callback(callback)
self.mqttClient.subscribe(topic)
def CheckForMessage(self):
self.mqttClient.check_msg()
def mqttMain(self):
try:
c =MQTTClient("umqtt_client", server=self._host,port=1883)
self.c = c
self.ledTrue(5,0.2)
# c =MQTTClient("umqtt_client", server="192.168.50.53",port=1883)
c.set_callback(self.sub_cb)
c.connect()
# c.subscribe("001")
print('mqtt connect ok')
self.ledTrue(5,0.1)
return c
except OSError as e:
self.ledTrue(3,0.1)
self.mqttMain()
def main(server=SERVER):
#端口号为：6002
c = MQTTClient(CLIENT_ID, server, 6002, username, password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
#publish报文上传数据点
c.publish('$dp', pubdata(message))
print('publish message:', message)
try:
while 1:
c.wait_msg()
finally:
c.disconnect()
def mqtt_connect():
# mqtt初始化
print("mqtt_broker:%s" % config['mqtt_broker'])
client = MQTTClient(client_id=config['mqtt_client_id'],
server=config['mqtt_broker'],
port=config['mqtt_port'],
user=config['mqtt_user'],
password=config['mqtt_pwd'],
keepalive=120)
# 设置mqtt订阅回调
client.set_callback(mqtt_callback)
# 设置遗言
# 向主题/{dev_id}/devstate ，发送{"dev_id":2,"dev_state":"offline"}
last_will = json.dumps({"dev_id": DEVICE_ID, "dev_state": 'off'})
client.set_last_will(DEVICE_ID + '/devstate', last_will)
return client
def main(start='start'):
c = MQTTClient("umqtt_client", server, port, user, password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(btopic)
while True:
if True:
# Blocking wait for message
c.wait_msg()
else:
# Non-blocking wait for message
c.check_msg()
# Then need to sleep to avoid 100% CPU usage (in a real
# app other useful actions would be performed instead)
time.sleep(1)
c.disconnect()
def main(server=SERVER):
# 端口号为：6002
c = MQTTClient(CLIENT_ID, server, 6002, username, password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
tim_pubDate.init(period=5000,
mode=Timer.PERIODIC,
callback=lambda t: pubData(c, t))
pubData(c, 10)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
try:
while 1:
c.wait_msg()
finally:
print('mqtt closed')
c.disconnect()
def mqtt_connect():
print("clientid:", ClientId, "\n", "Broker:", strBroker, "\n",
"User Name:", user_name, "\n", "Password:"******"\n")
client = MQTTClient(client_id=ClientId,
server=strBroker,
port=Brokerport,
user=user_name,
password=user_password,
keepalive=60)
client.set_callback(recvMessage) #设置回调函数
#please make sure keepalive value is not 0
client.connect()
client.subscribe("/sys/" + ProductKey +
"/test1/thing/service/property/set") #订阅主题
while True:
time.sleep(3)
def main(server=SERVER):
#端口号为：6002
c = MQTTClient(CLIENT_ID, server,6002,username,password)
c.set_callback(sub_cb)
c.connect()
c.subscribe(TOPIC)
print("Connected to %s, subscribed to %s topic" % (server, TOPIC))
while 1:
# c.wait_msg()
try:
l,t,p,h,H=read()
rsp = http_put_data(l,'light intensity')
rsp = http_put_data(t,'temperature')
rsp = http_put_data(p,'pressure')
rsp = http_put_data(h,'humidity')
rsp = http_put_data(H,'altitude')
time.sleep(2)
except TypeError:
pass
class Cn2Mqtt():
# Class functionality variables.
# This variable holds the mqtt connection.
mqtt = ""
def connect(self):
""" connect function. This function is used to connect ESP8266 to the MQTT network.
"""
state = 0
while state != 2:
try:
self.mqtt = MQTTClient(client_id="CN2",
server=BROKER_IP,
port=BROKER_PORT,
user=BROKER_USERNAME,
password=BROKER_PASSWORD,
ssl=False)
self.mqtt.connect()
state = 2
except:
print('Error connecting to the broker')
time.sleep(0.5)
continue
print("Connected to MQTT network")
self.mqtt.set_callback(self.on_message)
def on_message(self, topic, payload):
print((topic, payload))
def publish(self, topic, msg, retain, qos):
self.mqtt.publish(topic, msg, retain, qos)
print("Message published successfully.")
def subscribe(self, topic, qos):
self.mqtt.subscribe(topic, qos)
print("Subscribed to topic: " + topic)
class mqtt:
def __init__(self,oled, client_id='', username='', password='',macs=[],BROADCAST_IP='192.168.1.255',BROADCAST_PORT=40000):
self.failed_count = 0
self.oled = oled
self.cs = check_status(oled=oled)
self.server = "183.230.40.39"
self.client_id = client_id
self.username = username
self.password = password
self.topic = (chipid() + '-sub').encode('ascii') if client_id == '' else (client_id + '-' + chipid() + '-sub').encode('ascii')
self.mqttClient = MQTTClient(self.client_id, self.server,6002,self.username,self.password)
self.wakeonline = WAKE_ON_LINE(macs,BROADCAST_IP,BROADCAST_PORT)
def sub_callback(self, topic, msg):
cmd = msg.decode()
if cmd == 'wakeup':
self.oled.write_lines(line2='send wol package...')
self.wakeonline.send()
self.oled.write_lines(line2='')
def ping(self,t):
self.mqttClient.ping()
self.cs.display_status()
def connect(self):
self.mqttClient.set_callback(self.sub_callback)
self.mqttClient.connect()
tim = Timer(-1)
tim.init(period=30000, mode=Timer.PERIODIC, callback=self.ping) #Timer.PERIODIC Timer.ONE_SHOT
self.mqttClient.subscribe(self.topic)
# print("Connected to %s, subscribed to %s topic." % (self.server, self.topic))
try:
while 1:
msg = self.mqttClient.check_msg()
print (msg)
finally:
self.mqttClient.disconnect()
print('mqtt closed')
tim.deinit()
def read_send():
data_pm=bytearray(32)
pm.readinto(data_pm)
instruction_voc(light_on_voc)
data_voc = instruction_voc(read_instruct_voc)
if data_voc[0] == 255 and data_voc[1] == 135 and data_pm[0]==66 and data_pm[1]==77:
data_g = (data_voc[2] * 256 + data_voc[3]) / 1000
data_t = (data_voc[8] << 8 | data_voc[9]) / 100
data_h = (data_voc[10] << 8 | data_voc[11]) / 100
data_pm2_5 = data_pm[6]<<8 | data_pm[7]
data_pm10 = data_pm[8] << 8 | data_pm[9]
dataframe = {"params": {"concentration": data_g, "temperature": data_t, "humidity": data_h,
"pm2_5":data_pm2_5,"pm10":data_pm10}}
tvoc_mqtt = MQTTClient(client_id=mqttClientId, server=server, port=port, user=mqttUsername, password=mqttPassword,keepalive=60)
tvoc_mqtt.set_callback(callback)
tvoc_mqtt.connect()
time.sleep(1)
tvoc_mqtt.publish(topic_p,json.dumps(dataframe))
time.sleep(1)
tvoc_mqtt.subscribe(topic_s)
time.sleep(1)
class Product():
def __init__(self,
server="45.199.111.5",
client_id="524485249",
port=61613,
topic=b"topic1",
username='******',
password='******',
check=1):
# Default MQTT server to connect to
self.SERVER = server
self.CLIENT_ID = client_id
self.TOPIC = topic
self.PORT = port
self.username = username
self.password = password
#上传数据变量
self.value_data = 0
self.c = MQTTClient(self.CLIENT_ID, self.SERVER, self.PORT,
self.username, self.password)
self.c.set_callback(self.sub_cb)
self.c.connect()
self.c.subscribe(self.TOPIC)
#self.c.publish('$dp',self.pubdata("temp0",self.value_data)) #上传
#self.push_data(content='1234')
# if check == 1:
# _thread.start_new_thread(self.keep_alive,())
# _thread.start_new_thread(self.wait_listen,())
def push_data(self, topic='topic1', content=''): #str str
self.c.publish(topic, content) #上传
def keep_alive(self):
while 1:
#self.c.publish('$dp',self.pubdata()) #上传
self.c.publish(b'topic2', 'a')
#self.c.ping()
time.sleep(15)
def wait_listen(self):
while 1:
self.c.wait_msg()
# def pubdata(self,id,up_data):
# data = {'datastreams':[{'id':str(id),'datapoints':[{'value':str(up_data)}] } ]}
# j_d = json.dumps(data)
# j_l = len(j_d)
# arr = bytearray(j_l + 3)
# arr[0] = 1 #publish数据类型为json
# arr[1] = int(j_l / 256) # json数据长度 高位字节
# arr[2] = j_l % 256 # json数据长度 低位字节
# arr[3:] = j_d.encode('ascii') # json数据
# return arr
def sub_cb(self, topic, msg):
print((topic, msg))
if msg == b"off":
print("1")
elif msg == b"on":
print("0")