NodeJs 模仿SIP话机注册的方法

var WebSocket = require('ws'),
 superagent = require('superagent'),
 tskMD5 = require('./tsk_md5')
 const readline = require('readline');

const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout,
    prompt: 'OHAI> '
 });

var obj = {}, httpHeader = {}, baseUrl ='', pass = '', ip = '', websocketUrl = ''
var keepWsAlive, readyState

function getReadline() {
 const lines = []; // 用于保存所有输入信息。
 console.log('Please input the range of extensions(eg: 1001,1010):\n')
 rl.on("line", function(line) {
  if (line ==='') {
   console.log('The input is empty, please input again:\n')
  } else {
   lines.push(line);
   if (lines.length === 1) {
    obj.extensionsArr = line.split(',');
    console.log('Please input the password(eg:1234aa):\n')
   } else if (lines.length === 2) {
    obj.password = line;
    pass = line;
    console.log('Please input the ip(eg:192.168.124.125):\n')
   } else if (lines.length === 3) {
    websocketUrl = 'ws://' + line + ':8089/ws';
    obj.websocketUrl = websocketUrl;
    obj.ip = line;
    ip = line;
    console.log('Starting register...\n');
    // 开始注册事件
    loopRegister(obj) 
   }
  }
 });
 
 // close事件监听
 rl.on("close", function(){
  // 结束程序
  process.exit(0);
 });
 }

function setHttpHeader(username) {
  httpHeader = {
   Accept:'application/json, text/javascript, */*; q=0.01',
   'Accept-Encoding': 'gzip, deflate',
   'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8,pt;q=0.7',
   'Cache-Control': 'no-cache',
   Connection: 'keep-alive',
   'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
   Cookie: 'TRACKID='+trackid+'; session-identify=sid121076289-1520217430; username=admin; user_id=0',
   Host: ip +':8089',
   Origin: 'http://'+ip+':8089',
   Pragma: 'no-cache',
   Referer: 'http://'+ip+':8089/gswave/',
   'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.122 Safari/537.36 SE 2.X MetaSr 1.0',
   'X-Requested-With':'XMLHttpRequest'
  }
  var accountData = {
   action:'challenge',
   user:username
  }
  baseUrl = 'http://'+ip+':8089/webrtccgi?';
  getChanllenge(accountData, username) // 用户鉴权函数
 }

<!--账号密码 鉴权-->
function getChanllenge(accountData, username) {
  console.log('start getChangllenge')
  var challenge = ''
  //获取challenge
   superagent
    .post(baseUrl)
    .set(httpHeader)
    .type('form')
    .send(accountData)
    .redirects(0)
    .end(function(err, result) {
     if (typeof(result) == 'undefined') {
      console.error("get challenge is error, result is undefined");
     } else {
      var responce = result.body
      if(responce && responce.status === 0) {
       challenge = responce.response.challenge
       getCookie(challenge, username)
      } else {
       console.error('get challenge is error, result.body.status is not 0')
      }
     }
    });
 }

 <!--cookie 鉴权-->
 
 function getCookie(challenge, username) {
  var md5key = tskMD5.MD5.hexdigest(challenge + pass) // MD5加密用户登录密码
  var subData={
   token: md5key,
   action: 'login',
   user: username
  }
  // 开始请求进行用户登录密码鉴权，类似ajax请求
  superagent
   .post(baseUrl)
   .set(httpHeader)
   .type('form')
   .send(subData)
   .redirects(0)
   .end(function(err, res) {
    if (typeof(res) == 'undefined') {
     console.log("get cookie is error, result is undefined");
    } else {
     var responce = res.body
     if(responce && responce.status === 0) {
     // 登录鉴权通过，开始执行SIP注册
      var cookie = responce.response.cookie
      // 注册函数
      startSocket(username)
     } else {
      console.log('get cookie is error, result.body.status is not 0')
     }
    }
   })
 }

var ws = new WebSocket(websocketUrl, "sip"); # 注意建立的是sip类型的websocket

 ws.on('open', function open() {
  console.log('ws open message1' + message1)
  readyState = WebSocket.OPEN
  // 发送相关信息
  ws.send(message); 
 });
 
 ws.on('message', function incoming(data) {
  a++;
  var dataArr = data.split('\r\n')
  if (dataArr[0].indexOf('401') > -1 && a === 1) {
   // 发送注册信令函数（其中发送信令信息，均参考浏览器的发送头进行拼接）
   startRegister(ws, dataArr, username)
  } else if (dataArr[0].indexOf('200')) {
   // ws.close()
   // console.log('register sucess...')
  } else {
  }
 });