Socket.io EC2 bootstrap

socket-node-ec2-bootstrap.sh

sudo yum -y install nginx
sudo mkdir /etc/nginx/ssl
sudo openssl req -nodes -x509 -days 1024 -newkey rsa:2048 -keyout /etc/nginx/ssl/server.key -out /etc/nginx/ssl/server.crt -subj '/C=US/ST=YOURSTATE/L=YOURCITY/O=YOURORG/OU=Web/CN=YOURWEBSITE'
sudo yum -y update
sudo yum install -y gcc-c++ make
sudo curl -sL https://rpm.nodesource.com/setup_6.x | sudo -E bash -
sudo yum install -y nodejs
sudo npm install forever -g --save

sudo echo "map \$http_upgrade \$connection_upgrade {
    default upgrade;
    '' close;
}

# Create a socket upstream server for the proxy
upstream websocket {
    server 127.0.0.1:5000;
    keepalive 8;
}

add_header Strict-Transport-Security 'max-age=15768000' always;
server {
    # Listen for HTTP to force SSL
    listen 80;
    
    # Listen for any traffic from ELB on 3000
    listen 3000 ssl default_server ssl;

    # Change this to whatever domain you've attached your ELB SSL to
    server_name www.yourserver.com;

    ssl on;
    ssl_certificate /etc/nginx/ssl/server.crt;
    ssl_certificate_key /etc/nginx/ssl/server.key;
    ssl_session_timeout 5m;

    # Force SSL
    if ($ssl_protocol = '') {
      rewrite ^ https://\$host\$request_uri? permanent;
    }
    
    # This is where the magic happens
    location ~ ^/(chat|socket\.io)(.*)$ {
        # Point our proxy to the socket upstream server
        proxy_pass http://websocket; 

        # Forward headers from ELB
        proxy_http_version 1.1;
        proxy_set_header Upgrade \$http_upgrade;
        proxy_set_header Connection \$connection_upgrade;
        proxy_redirect off;
        proxy_buffers 8 32k;
        proxy_buffer_size 64k;
        proxy_set_header X-Real-IP \$remote_addr;
        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
        proxy_set_header Host \$host;
        proxy_set_header X-NginX-Proxy true;
        proxy_set_header X-Forwarded-Proto \$scheme;
    }

    # Pass on any 443 traffic (namely for ELB health checks) to a static site
    root /var/www/html;
    index index.html index.htm;
    location ~ ^/(chat|socket\.io) {
      try_files \$uri \$uri/ /index.html;
    }
}" > /etc/nginx/conf.d/virtual.conf

sudo echo "var io = require('socket.io').listen(5000);
io.on('connection', function (socket) {
     
    socket.on('join', function(e) {
      console.log(socket.id);
    });
 
    socket.on('disconnect', function(e) {
      console.log(socket.id);
    });
});" > /home/ec2-user/socket.js

sudo service nginx start

sudo forever start /home/ec2-user/socket.js -O OUTPUT.log -e ERROR.log