netstat -lnp|grep 18081
kill -9  [id]  // kill -9 23056

nginx.conf(https)：

#user  nobody;
worker_processes  1;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
 

    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

    #gzip  on;
    port_in_redirect off;
    server {
        listen
 
  80;
        server_name demo.tijos.net;
        rewrite ^(.*)$  https://$host$1 permanent;
    }

    # HTTPS server
    #
    server {
        listen 443;
        server_name localhost;
        ssl on;
        root html;
        index index.html index.htm;
        ssl_certificate   keys/1529914169199
 
.pem;
        ssl_certificate_key  keys/1529914169199.key;
        ssl_session_timeout 5m;
        ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4;
        ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
        ssl_prefer_server_ciphers on;
        location / {
        proxy_pass http://127.0.0.1:18081;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
        }
    }
}

node

let bodyParser = require('body-parser');

let express = require('express');
let app= express();
let server=require('http').Server(app);

app.use(bodyParser.json()); // for parsing application/json

app.use(bodyParser.urlencoded({ extended: true })); // for parsing application/x-www-form-urlencoded

app.all('*', function(req, res, next) {
    res.header('Access-Control-Allow-Origin', '*');
    res.header('Access-Control-Allow-Headers', 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild');
    res.header('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');

    if(req.method == 'OPTIONS') {
        //讓options請求快速返回
        res.sendStatus(200);
    } else {
        next();
    }
});

app.get('/', function (req, res) {
    console.log('');
    res.json({
        data: 111,
        message: 333
    });
});

app.post('/data', function (req, res) {
    console.log('hi,data');
    console.log(req.body);
    console.log('**************************************************');
    res.send(" post successfully!");
});

io.sockets.on('connection',function(socket){
    console.log('hello,friend');
    socket.emit('users','1111111');
    socket.broadcast.emit('users','1111111');
    socket.on('disconnect',function(){
        console.log('User disconnected');
        socket.broadcast.emit('users','1111111');
    });
});

server.listen(18081,function(){
    console.log('server begin...');
});

client

var url = 'https://************.com';  //注意：應為伺服器採用https,所以url一定用https   !!!!!!!!!
$.ajax({
    type: "GET",
    url: url,
    dataType: "json",
    success: function(data){
        console.log(data.data);
    },
    error: function (err) {
        console.log(err);
    }
});

var socket = io.connect(url);