Node.js server and Web Sockets on Amazon EC2 with Express.js and Socket.IO - http://catchvar.com/nodejs-server-and-web-sockets-on-amazon-ec2-w

config-haproxy.sh

# HAProxy config

mkdir /etc/haproxy
cat > /etc/haproxy/haproxy.cfg << EOF
global
  maxconn 4096

defaults
  mode http
  
frontend all 0.0.0.0:80
  timeout client 86400000
  default_backend www_nodejs
  acl is_websocket hdr(upgrade) -i websocket
  acl is_websocket hdr_beg(host) -i ws
  
  use_backend www_nodejs if is_websocket
  
backend www_nodejs
  option forwardfor
  timeout server 86400000
  timeout connect 4000
  server nodejs 127.0.0.1:3000 weight 1 maxconn 10000 check

EOF

# Test haproxy config
haproxy -c -f /etc/haproxy/haproxy.cfg

install-haproxy.sh

# Install HAProxy
cd ~
wget http://haproxy.1wt.eu/download/1.5/src/devel/haproxy-1.5-dev6.tar.gz
tar xzf haproxy-1.5-dev6.tar.gz
cd haproxy*
make install

install-mongodb.sh

# Install MongoDB
cd ~
curl http://downloads.mongodb.org/linux/mongodb-linux-i686-1.8.1.tgz > mongo.tgz
tar xzf mongo.tgz
sudo mkdir -p /data/db
sudo chown `id -u` /data/db

install-nodejs.sh

# Update and install NodeJS
sudo apt-get update
sudo apt-get install -y g++ curl libssl-dev apache2-utils
sudo apt-get install -y git-core
sudo git clone --depth 1 https://github.com/joyent/node.git
cd node
git checkout v0.4.7
./configure --prefix=/usr
make
sudo make install

install-npm.sh

# Install NPM
cd ~
git clone git://github.com/isaacs/npm.git
cd npm
sudo -s
PATH=/usr/local/bin:$PATH
make install
exit

install-upstart-monit.sh

# Install Upstart
sudo apt-get install -y upstart

cat > /etc/init/nodeServer.conf << EOF
#!upstart
description "node.js server"
author      "jsermeno"

start on startup
stop on shutdown

script
    export HOME="/root"
    
    NODE_ENV=production node /root/www/app.js 2>&1 >> /var/log/node.log
end script
EOF

chmod +x /etc/init/nodeServer.conf

# Install Monit
sudo apt-get install -y monit

cat > /etc/monit/monitrc << EOF
#!monit
set logfile /var/log/monit.log

check host nodejs with address 127.0.0.1
    start program = "/sbin/start nodeServer"
    stop program  = "/sbin/stop nodeServer"
    if failed port 3000 protocol HTTP
        request /
        with timeout 10 seconds
        then restart
EOF

local.sh

# On Local
git remote add ec2 ssh://<user>@<instance ip>.compute-1.amazonaws.com/root/repo
# You may need to do this if you get asked for a password
# ssh-add <path to your amazon key>
git push ec2 master

run.sh

# Run everything
screen

# Start MongoDB
~/mongodb-linux*/bin/mongod

# ctrl+a then ctrl+d
cd ~/www

# Install NPM dependencies
npm install express stylus mongodb mongoose jade socket.io connect-mongodb

start nodeServer
monit -d 60 -c /etc/monit/monitrc

# Run HAProxy
haproxy -f /etc/haproxy/haproxy.cfg

setup-git-hook.sh

# Create git hook
cat > hooks/post-receive << EOF

#!/bin/sh
GIT_WORK_TREE=/root/www
export GIT_WORK_TREE
git checkout -f
EOF

chmod +x hooks/post-receive

setup-git.sh

# Setup git remote master
mkdir ~/www
cd ~/www

mkdir ~/repo
cd ~/repo
git init --bare