http://arfyasu.hatenablog.com/entry/2016/01/26/212543
http://kkurahar.github.io/blog/2013/03/24/aws-node-install/
http://lealog.hateblo.jp/entry/2012/10/04/005326

$ sudo yum install git -y
$ sudo yum install openssl-devel -y
$ sudo yum install gcc-c++ -y
$ sudo yum install make -y
$ sudo yum update -y

$ nvm ls-remote
$ nvm install v5.10.1

$ npm --version
3.8.3
$ nvm use 5.10
Now using node v5.10.1 (npm v3.8.3)
$ npm --version
3.8.3
$ node -v
v5.10.1

$ nvm alias default v5.10
default -> v5.10 (-> v5.10.1)

$ sudo su
$ visudo
Defaults    secure_path = /sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin

$ git clone https://github.com/npm/npm.git
$ cd npm
$ sudo make install

$ ln -s ~/.nvm/versions/node/v5.10.1/bin/node /usr/local/bin/node
$ ln -s ~/.nvm/versions/node/v5.10.1/bin/npm /usr/local/bin/npm

$ npm install socket.io
$ npm install httpd ?????

$ port 8080