python--mqtt后台消息的接收与转发

# coding=utf-8

#接收数据代码模块

import paho.mqtt.client as mqtt

import json


def on_message(client, userdata, msg,user_id = XXX):
    data = str(msg.payload)
    jsonDict = json.loads(data)

    if(jsonDict is not None) and (jsonDict.has_key('runData')):
        if (jsonDict['runData'] is not None):
            userId = jsonDict['runData'].get("userId", None)
            if(userId == user_id):
                print("主题--:"+msg.topic+" 消息:"+str(msg.payload))

    if(jsonDict is not None) and (jsonDict.has_key('configData')):
        if (jsonDict['configData'] is not None):
            userId = jsonDict['configData'].get("userId", None)
            if(userId == user_id):
                print("主题--:"+msg.topic+" 消息:"+str(msg.payload))

# 当连接上服务器后回调此函数
def on_connect(client, userdata, flags, rc):
    print("Connected with result code "+str(rc))
    
# 从服务器接受到消息后回调此函数
# def on_message(client, userdata, msg):
#     print("主题:"+msg.topic+" 消息:"+str(msg.payload))
   
def on_subscribe(client, userdata, mid, granted_qos):
    print "On Subscribed: qos = %d" % granted_qos
#     print "client: "+ str(client) + " userdata :"+str(userdata) + " mid:"+str(mid) +　" granted_qos:"+str(granted_qos)

def on_log(client, userdata, level, buf):
    print "%s: %s"%(level,buf)

client = mqtt.Client()
client.on_connect = on_connect #设置连接上服务器回调函数
client.on_message = on_message  #设置接收到服务器消息回调函数
client.connect(host=xxxxxx,port=xxx) #连接服务器,端口为xxx，维持心跳为60秒

client.loop_forever()

#产生数据模块

import paho.mqtt.client as mqtt
import time

mqttc = mqtt.Client()
mqttc.connect(host=xxxxxx,port=xxx)

mqttc.publish("clife/deviceTypeId_31/configData/topic",
'{"configData":{"deviceId":XXX,"deviceTypeId":XXX,"deviceSubTypeId":XXX,"productId":XXX,"skM":XXX,"avW":XXX,"avO":XXX,"avE":XXX,"skT":XXX,"meT":"2016-11-18 04:48:48","location":"101280601","userId":,"cuA":0}}')

mqttc.disconnect()