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树莓派sdk更新
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@@ -20,34 +20,35 @@ import threading #导入线程模块,用作定时器
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# 作为python的AES的iv,应该为16位,字节型数据
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wumei_iv = b"wumei-smart-open"
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#发布监测数据的最大次数
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monitorCount =5
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# 发布监测数据的间隔,默认5秒。 使用esp8266单片机时,服务器传来的间隔单位为毫秒,本程序由于定时运行需要的是秒,将转化为秒,如需毫秒运行,自行更改程序
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monitorInterval =5
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# NTP地址(用于获取时间,可选的修改为自己部署项目的地址)
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ntpServer = "http://120.24.218.158:8080/iot/tool/ntp?deviceSendTime="
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# 连接成功标志位
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g_rc=-1
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#全局变量,管理定时监测
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global t2
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# 设备信息配置
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deviceNum = "DW43CI6RM8GMG23H"
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userId = "1"
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productId = "4"
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firmwareVersion = "1.0"
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# 经度和纬度可选,如果产品使用设备定位,则必须传
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latitude=0
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longitude=0
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# Mqtt配置
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mqttHost = "120.24.218.158"
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mqttPort = 1883
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mqttUserName = "wumei-smart"
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mqttPwd = "P261I5G3RY3MCIGG"
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# 作为python的AES的key,应该为16位,字节型数据
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mqttSecret = b"K2IB784BM0O01GG6"
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monitorCount =5 #发布监测数据的最大次数
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# 使用esp8266单片机时,服务器传来的间隔单位为毫秒,本程序由于定时运行需要的是秒,将转化为秒,如需毫秒运行,自行更改程序
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monitorInterval =5 # 发布监测数据的间隔,默认5秒
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g_rc=-1 # 连接成功标志位
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global t2 #全局变量,管理定时监测
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# 产品启用授权码则authCode不能为空
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authCode=""
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# 订阅的主题
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prefix = "/" + productId + "/" + deviceNum
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@@ -66,9 +67,8 @@ pFunctionTopic = prefix + "/function/post"
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pMonitorTopic = prefix + "/monitor/post"
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pEventTopic = prefix + "/event/post"
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# 初始化
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# 连接(客户端ID = 设备编号 & 产品ID)
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clientId = deviceNum + "&" + productId
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# 初始化,连接 设备mqtt客户端Id格式为:认证类型(E=加密、S=简单) & 设备编号 & 产品ID & 用户ID
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clientId = "E&" + deviceNum + "&" + productId +"&" + userId
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client=mqtt.Client(clientId)
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#加密 (AES-CBC-128-pkcs5padding)
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@@ -194,7 +194,7 @@ def publishInfo():
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# rssi值 树莓派中暂时不处理wifi信号问题
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# 信号强度(信号极好4格[-55— 0],信号好3格[-70— -55],信号一般2格[-85— -70],信号差1格[-100— -85])
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# status值 (1-未激活,2-禁用,3-在线,4-离线)
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doc={"rssi":1,"firmwareVersion":firmwareVersion,"status":3,"userId":userId}
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doc={"rssi":1,"firmwareVersion":firmwareVersion,"status":3,"userId":userId,"longitude":longitude,"latitude":latitude}
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# client.publish('raspberry/topic',payload=i,qos=0,retain=False)
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jsonData=json.dumps(doc)
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printMsg("发布设备信息:"+pInfoTopic+" "+jsonData)
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@@ -251,21 +251,18 @@ def randomPropertyData():
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#连接mqtt
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def connectMqtt():
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printMsg("连接Mqtt服务器")
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# 生成mqtt认证密码(密码 = mqtt密码 & 用户ID & 过期时间)
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# 生成mqtt认证密码(设备加密认证,密码加密格式为:mqtt密码 & 过期时间 & 授权码,其中授权码为可选)
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password = generationPwd()
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encryptPassword=encrypt(password,mqttSecret,wumei_iv)
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# 生成mqtt认证密码(密码 = mqtt密码 & 用户ID & 过期时间)
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client.username_pw_set(mqttUserName,encryptPassword)
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client.on_connect=on_connect
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client.on_message=on_message
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client.connect(mqttHost,mqttPort,10)
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#打印提示信息
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def printMsg(msg):
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print("[{}] {}".format(time.strftime("%Y-%m-%d %H:%M:%S"),msg))
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# 生成密码
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def generationPwd():
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try:
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@@ -279,9 +276,15 @@ def generationPwd():
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deviceRecvTime = round(time.time()*1000)
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now = (serverSendTime + serverRecvTime + deviceRecvTime - deviceSendTime) / 2
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expireTime = int(now + 1 * 60 * 60 * 1000)
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password = mqttPwd + "&" + userId + "&" + str(expireTime)
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# 密码加密格式为:mqtt密码 & 过期时间 & 授权码(可选),如果产品启用了授权码就必须加上
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password=""
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if(authCode == ""):
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password = mqttPwd + "&" + str(expireTime, 0)
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else:
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password = mqttPwd + "&" + str(expireTime, 0) + "&" + authCode
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printMsg("密码(未加密):" + password)
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return password
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# HTTP获取时间
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def getTime():
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try:
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@@ -295,7 +298,7 @@ def getTime():
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except:
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printMsg("连接Http失败")
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# 定时上报属性
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def timing_publishProperty():
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printMsg("执行定时上报")
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#发布事件
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@@ -307,6 +310,8 @@ def timing_publishProperty():
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publishProperty(msg)
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t1=threading.Timer(60,timing_publishProperty)
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t1.start()
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# 定时上报监测数据
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def timing_publishMonitor():
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global monitorCount
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monitorCount=monitorCount-1
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