Gemfile

source 'https://rubygems.org'

gem 'thin'
gem 'sinatra'

gem 'newrelic_rpm'

new_relic_ignore.rb

require 'sinatra'
require 'newrelic_rpm'
require 'new_relic/agent/instrumentation/sinatra'

module API
  module V2
    class Ping < Sinatra::Base
      # Got naming erors for missing constants so I'm forcing top-level here
      include ::NewRelic::Agent::Instrumentation::Sinatra
      include ::NewRelic::Agent::Instrumentation::ControllerInstrumentation

      def ignore_apdex?
        true
      end

      # Are these from another gem?
      #version 'v2'
      #prefix '/'

      before do
        content_type 'application/json'
      end

      get '/haproxy_ping' do
        200
        sleep 5
        body "OK"
      end
    end
  end
end