upload local file with aws-sdk using node

AWS_S3_UPLOAD_LOCAL_FILES.js

//https://gist.github.com/kethinov/6658166

var AWS = require('aws-sdk'),
	fs = require('fs'),
	path = require('path');


// For dev purposes only
AWS.config.update({accessKeyId: '.', secretAccessKey: '..'});

// Read in the file, convert it to base64, store to S3
//https://gist.github.com/kethinov/6658166
console.log('====read directory===');
var walkSync = function (dir, filelist) {
	var fs = fs || require('fs'),
		files = fs.readdirSync(dir);
	filelist = filelist || [];
	files.forEach(function (file) {
		if (file !== 'node_modules' && file !== '.idea') {

			if (fs.statSync(dir + '/' + file).isDirectory()) {
				filelist = walkSync(dir + '/' + file, filelist);
			}
			else {
				filelist.push(`${dir}/${file}`);
			}
		}
	});
	return filelist;
};
var fileList = []
walkSync(process.argv[2], fileList)
console.log(fileList)

fileList.forEach((file) => {
	fs.readFile(file, (err, data) => {
		if (err) {
			throw err;
		}
		var base64data = new Buffer(data, 'binary');
		console.log(file, base64data)
		var s3 = new AWS.S3();
		s3.putObject({
			Bucket: 'minho-bucket',
			Key: file.slice(2),
			Body: base64data,
			ACL: 'public-read'
		},function (resp) {
			console.log(arguments);
			console.log('Successfully uploaded package.');
		});
	})
});