parent
74338fbb93
commit
de66c8e79d
3 changed files with 217 additions and 159 deletions
@ -1,2 +1,2 @@ |
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#!/bin/bash |
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forever /home/yimian/iot/mqtt/smartfarm/mqtt-server.js |
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forever /home/yimian/iot/mqtt/smartfarm/index.js |
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@ -0,0 +1,4 @@ |
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const smartfarm = require('./mqtt-server'); |
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var broker = smartfarm.broker(); |
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@ -1,158 +1,212 @@ |
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const mosca = require('mosca'); |
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const mysql = require('mysql'); |
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const fs = require('fs'); |
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var g_MaxWaitTime = 10000 |
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var settings = { |
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port: 30032 |
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}; |
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var server = new mosca.Server(settings); |
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var connection = mysql.createConnection({
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var mqtt_server = function (o_params) { |
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var o = { |
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MaxWaitTime: 10000, |
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port: 30032, |
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sql: { |
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host: 'cn.db.yimian.xyz', |
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user: 'smartfarm', |
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password : fs.readFileSync("smartfarm.db.key").toString().replace(/\s+/g,""), |
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password: null, |
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port: '3306', |
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database: 'smartfarm' |
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});
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}, |
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debug: true, |
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}; |
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/* merge paras */ |
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Object.assign(o, o_params); |
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/* require packages */ |
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const mosca = require('mosca'); |
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const mysql = require('mysql'); |
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const fs = require('fs'); |
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const redis = require('redis'); |
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|
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/* tmp global var */ |
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var cache = { |
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node0: { |
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status: null, |
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batteryLevel: null, |
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waterSwitch: null, |
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temperature: null, |
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humidity: null, |
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BeginTime: null, |
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EndTime: null |
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}, |
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node1: { |
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status: null, |
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batteryLevel: null, |
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waterSwitch: null, |
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temperature: null, |
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humidity: null, |
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BeginTime: null, |
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EndTime: null |
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}, |
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station: { |
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status: null, |
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batteryLevel: null, |
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waterSwitch: null, |
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temperature: null, |
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humidity: null, |
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BeginTime: null, |
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EndTime: null |
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}, |
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waterSys: { |
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status: null, |
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batteryLevel: null, |
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waterSwitch: null, |
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temperature: null, |
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humidity: null, |
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BeginTime: null, |
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EndTime: null |
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} |
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} |
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connection.connect(); |
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/* mqtt ini */ |
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var mqtt_broker = new mosca.Server({port: o.port}); |
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/* mysql ini */ |
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var sqlCnt = mysql.createConnection({
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host : o.sql.host,
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user : o.sql.user,
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password : o.sql.password || fs.readFileSync("smartfarm.db.key").toString().replace(/\s+/g,""), |
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port: o.sql.port,
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database: o.sql.database
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});
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sqlCnt.connect(); |
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/* redis ini */ |
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var rc = redis.createClient(); |
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rc.on("error", function (err) { |
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console.log("Redis Error " + err); |
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}); |
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server.on('published', function (packet, client) { |
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/* mqtt events */ |
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mqtt_broker.on('published', function (packet, client) { |
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switch (packet.topic) { |
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/* node0 */ |
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case 'res/node0/status': |
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//console.log(packet.payload.toString());
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pushElement('status', packet.payload.toString(), node0Cache, storeNode0Data); |
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tools.cache.push('status', packet.payload.toString(), 'node0'); |
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break; |
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case 'res/node0/batteryLevel': |
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//console.log(packet.payload.toString());
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pushElement('batteryLevel', packet.payload.toString(), node0Cache, storeNode0Data); |
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tools.cache.push('batteryLevel', packet.payload.toString(), 'node0'); |
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break; |
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case 'res/node0/waterSwitch': |
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//console.log(packet.payload.toString());
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pushElement('waterSwitch', packet.payload.toString(), node0Cache, storeNode0Data); |
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tools.cache.push('waterSwitch', packet.payload.toString(), 'node0'); |
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break; |
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case 'res/node0/temperature': |
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//console.log(packet.payload.toString());
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pushElement('temperature', packet.payload.toString(), node0Cache, storeNode0Data); |
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tools.cache.push('temperature', packet.payload.toString(), 'node0'); |
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break; |
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case 'res/node0/humidity': |
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//console.log(packet.payload.toString());
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pushElement('humidity', packet.payload.toString(), node0Cache, storeNode0Data); |
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tools.cache.push('humidity', packet.payload.toString(), 'node0'); |
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break; |
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/* node 1*/ |
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case 'res/node1/status': |
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//console.log(packet.payload.toString());
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pushElement('status', packet.payload.toString(), node1Cache, storeNode1Data); |
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tools.cache.push('status', packet.payload.toString(), 'node1'); |
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break; |
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case 'res/node1/batteryLevel': |
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//console.log(packet.payload.toString());
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pushElement('batteryLevel', packet.payload.toString(), node1Cache, storeNode1Data); |
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tools.cache.push('batteryLevel', packet.payload.toString(), 'node1'); |
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break; |
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case 'res/node1/waterSwitch': |
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//console.log(packet.payload.toString());
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pushElement('waterSwitch', packet.payload.toString(), node1Cache, storeNode1Data); |
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tools.cache.push('waterSwitch', packet.payload.toString(), 'node1'); |
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break; |
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case 'res/node1/temperature': |
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//console.log(packet.payload.toString());
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pushElement('temperature', packet.payload.toString(), node1Cache, storeNode1Data); |
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tools.cache.push('temperature', packet.payload.toString(), 'node1'); |
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break; |
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case 'res/node1/humidity': |
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//console.log(packet.payload.toString());
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pushElement('humidity', packet.payload.toString(), node1Cache, storeNode1Data); |
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tools.cache.push('humidity', packet.payload.toString(), 'node1'); |
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break; |
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} |
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}); |
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var node0Cache = { |
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status: null, |
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batteryLevel: null, |
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waterSwitch: null, |
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temperature: null, |
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humidity: null, |
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BeginTime: null, |
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EndTime: null, |
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} |
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var node1Cache = { |
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status: null, |
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batteryLevel: null, |
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waterSwitch: null, |
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temperature: null, |
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humidity: null, |
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BeginTime: null, |
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EndTime: null, |
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} |
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/* tools */ |
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var tools = { |
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cache:{ |
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push: function(t, s, name){ |
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var obj = cache[name]; |
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var f = tools.sql[name].push; |
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rc.hset('sf/'+name, t, s); |
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if(obj.BeginTime && (new Date()).valueOf() - obj.BeginTime > o.MaxWaitTime) tools.obj.reset(o); |
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var pushElement = function(t, s, o, f){ |
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if(o.BeginTime && Date.parse(new Date()) - o.BeginTime > g_MaxWaitTime) objReset(o); |
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if(getNumInObj(o, null) == Object.keys(o).length){ |
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o.BeginTime = Date.parse(new Date()); |
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if(tools.obj.getNum(obj, null) == Object.keys(obj).length){ |
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obj.BeginTime = (new Date()).valueOf(); |
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rc.hset('sf/'+name, 'BeginTime', obj.BeginTime); |
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} |
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if(o.hasOwnProperty(t)) o[t] = s; |
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if(getNumInObj(o, null) == 1){ |
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o.EndTime = Date.parse(new Date()); |
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console.log(o); |
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f(o); |
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if(obj.hasOwnProperty(t)) obj[t] = s; |
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if(tools.obj.getNum(obj, null) == 1){ |
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obj.EndTime = (new Date()).valueOf(); |
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rc.hset('sf/'+name, 'EndTime', obj.EndTime); |
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rc.publish('sf/chnnel/'+name, 'ok'); |
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console.log(obj); |
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if(o.debug){ |
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rc.hkeys("sf/"+name, function (err, replies) { |
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console.log(replies.length + " replies:"); |
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replies.forEach(function (reply, i) { |
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rc.hget("sf/"+name, reply, function(err, res){ |
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console.log(reply+': '+res); |
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}); |
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}); |
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}); |
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} |
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}; |
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var objReset = function(o){ |
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for(i in o){ |
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o[i] = null; |
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f(obj); |
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} |
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}, |
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}, |
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obj: { |
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reset: function(obj){ |
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for(i in obj){ |
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obj[i] = null; |
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} |
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var getNumInObj = function(o, t){ |
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}, |
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getNum: function(obj, t){ |
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var c = 0; |
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for(i in o){ |
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if(o[i] == t) c ++; |
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for(i in obj){ |
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if(obj[i] == t) c ++; |
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} |
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return c; |
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} |
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var sql = 'SELECT * FROM api'; |
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connection.query(sql,function (err, result) { |
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}, |
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}, |
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sql: { |
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node0:{ |
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push: (obj)=>{tools.sql.node.push(0, obj)}, |
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}, |
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node1:{ |
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push: (obj)=>{tools.sql.node.push(1, obj)}, |
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}, |
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node:{ |
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push: function(id, obj){ |
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var addSql = 'INSERT INTO node(timestamp,id,status,qos,batterylevel,waterswitch,temperature,humidity) VALUES(?,?,?,?,?,?,?,?)'; |
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var addSqlParams = [new Date(obj.BeginTime).toISOString().slice(0, 19).replace('T', ' '), id, obj.status, 1, obj.batteryLevel, obj.waterSwitch, obj.temperature, obj.humidity]; |
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sqlCnt.query(addSql,addSqlParams,function (err, result) { |
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tools.obj.reset(obj); |
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if(err){ |
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console.log('[SELECT ERROR] - ',err.message); |
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console.log('[INSERT ERROR] - ',err.message); |
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return; |
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} |
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console.log(result); |
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}); |
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}, |
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}, |
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}, |
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} |
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return o; |
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}; |
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var storeNode0Data = (o)=>{storeNodeData(0, o)}; |
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var storeNode1Data = (o)=>{storeNodeData(1, o)}; |
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var storeNodeData = function(id, o){ |
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var addSql = 'INSERT INTO node(timestamp,id,status,qos,batterylevel,waterswitch,temperature,humidity) VALUES(?,?,?,?,?,?,?,?)'; |
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var addSqlParams = [new Date(o.BeginTime).toISOString().slice(0, 19).replace('T', ' '), id, o.status, 1, o.batteryLevel, o.waterSwitch, o.temperature, o.humidity]; |
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connection.query(addSql,addSqlParams,function (err, result) { |
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objReset(o); |
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if(err){ |
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console.log('[INSERT ERROR] - ',err.message); |
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return; |
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} |
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}); |
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} |
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/* exports */ |
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exports.broker = mqtt_server; |
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