Chapter12 Added

+const express = require('express');
+const fileUpload = require('express-fileupload');
+const app = express();
+ 
+//var aws = require('aws-sdk');
+//aws.config.loadFromPath('./awsconfig.json');
+
+//var BUCKET_NAME = 'intothegalaxy';
+//var s3 = new aws.S3();
+
+
+function uploadFile(file, res) {
+
+  // Use the mv() method to place the file somewhere on your server 
+  file.mv('./upload/' + file.name, function(err) {
+    if (err)
+      return res.status(500).send(err);
+ 
+    res.send('File uploaded!');
+  });
+
+	
+}
+
+// default options 
+app.use(fileUpload());
+ 
+app.post('/', function(req, res) {
+	if (!req.files)
+		return res.status(400).send('No files were uploaded.');
+	uploadFile(req.files.file, res);
+});
+
+app.get('/:fileName', function(req, res){
+	var file = __dirname + '/upload/' + req.params.fileName;
+	res.download(file); // Set disposition and send it.
+});
+
+var server = app.listen(23023);
+

+{
+	"accessKeyId": "",
+	"secretAccessKey": "",
+	"region": "ap-northeast-2"
+}

+{
+  "name": "experiments11",
+  "version": "1.0.0",
+  "description": "",
+  "main": "app.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git@khuhub.khu.ac.kr:Prof.JinSeongwook/OSS-2017-02.git"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "aws-sdk": "^2.62.0",
+    "express-fileupload": "^0.1.3"
+  }
+}