mqtt-control/python38/OneNet_communicate.py

# -*- coding: utf-8 -*-
# pip install paho-mqtt
import base64
import hmac
import paho.mqtt.client as mqtt
import time
from urllib.parse import quote
from OneNet_token import cal_token

DEV_ID="950698937" #设备ID
PRO_ID = "522417" #产品ID
DEV_NAME='Air_Conditioning_IR'
accesskey="dgEP7iOL2/1kVNc1ykDvIhXSVqhb0tLnKinjU2RYpDs="
SERVER = 'mqtts.heclouds.com'


# 当客户端收到来自服务器的CONNACK响应时的回调。也就是申请连接，服务器返回结果是否成功等
def on_connect(client, userdata, flags, rc):
    print("连接结果:" + mqtt.connack_string(rc))
# 从服务器接收发布消息时的回调。
def on_message(client, userdata, msg):
    print(str(msg.payload,'utf-8'))
#当消息已经被发送给中间人，on_publish()回调将会被触发
def on_publish(client, userdata, mid):
    print(str(mid))

import random
def data(ds_id,value):
    message = {
        "id": int(ds_id),
        "dp": {
            "count": [{      # 距离传感器采集的数据
                "v": value
            }],
            "random": [{        # Python产生的随机数
                "v": random.randint(20,80)
            }],
            "talk": [{        # Python产生的随机数
                "v": "fuck you bitch!%d"%(value*random.randint(20,80))
            }]
        }
    }
    # message = json.dumps(message).encode('ascii')
    print("publish json:", bytes("{}".format(message), 'ascii'))
    message = bytes("{}".format(message), 'ascii')
    return message

def main():
    passw = cal_token(PRO_ID, accesskey)
    print(passw)
    username = PRO_ID
    client = mqtt.Client(DEV_NAME, protocol=mqtt.MQTTv311)
    #client.tls_set(certfile='/Users/mryu/PycharmProjects/MyProject/onenet/MQTTS-certificate.pem') #鉴权证书
    client.on_connect = on_connect
    client.on_publish = on_publish
    client.on_message = on_message
    client.connect(SERVER, port=1883, keepalive=300)
    client.username_pw_set(PRO_ID, passw)

    # 按照OneENT要求的格式，配置数据发布和订阅的主题
    topic_dp = '$sys/%s/%s/dp/post/json/+' % (username, DEV_NAME)   # 设备上报数据主题
    topic_cmd = '$sys/%s/%s/cmd/#' % (username, DEV_NAME)           # 设备接受命令主题
    topic_cmds = '$sys/%s/%s/cmd/request/' % (username, DEV_NAME)   # 设备接受命令主题
    topic_publish = '$sys/%s/%s/dp/post/json' %(username,DEV_NAME)
    client.loop_start()

    count = 0
    while True:
        count += 1
        # 树莓派循环发布数据到OneNET
        client.publish(topic=topic_publish, payload=data(count, random.randint(0,100)), qos=1)
        print("-------------------------------------------------------------------------------")
        time.sleep(3)

if __name__ == '__main__':
    main()