config.ru

require 'rubygems'
require 'bundler'
Bundler.require(:default)

require './hooks'
run Hooks

Gemfile

source 'https://rubygems.org'
ruby '2.2.2'

gem 'sinatra'

Gemfile.lock

GEM
  remote: https://rubygems.org/
  specs:
    rack (1.6.4)
    rack-protection (1.5.3)
      rack
    sinatra (1.4.6)
      rack (~> 1.4)
      rack-protection (~> 1.4)
      tilt (>= 1.3, < 3)
    tilt (2.0.1)

PLATFORMS
  ruby

DEPENDENCIES
  sinatra

BUNDLED WITH
   1.10.5

hooks.rb

require 'sinatra'
require 'json'

post '/' do
  data = JSON.parse(request.body.read)
  puts data
end

unicorn.rb

# Set the working application directory
# working_directory "/path/to/your/app"
working_directory "/var/www/my_app"

# Unicorn PID file location
# pid "/path/to/pids/unicorn.pid"
pid "/var/www/my_app/pids/unicorn.pid"

# Path to logs
# stderr_path "/path/to/logs/unicorn.log"
# stdout_path "/path/to/logs/unicorn.log"
stderr_path "/var/www/my_app/logs/unicorn.log"
stdout_path "/var/www/my_app/logs/unicorn.log"

# Unicorn socket
# listen "/tmp/unicorn.[app name].sock"
listen "/tmp/unicorn.myapp.sock"

# Number of processes
# worker_processes 4
worker_processes 2

# Time-out
timeout 30