config/setup_load_paths.rb

if ENV['MY_RUBY_HOME'] && ENV['MY_RUBY_HOME'].include?('rvm')
  begin
    rvm_path     = File.dirname(File.dirname(ENV['MY_RUBY_HOME']))
    rvm_lib_path = File.join(rvm_path, 'lib')
    $LOAD_PATH.unshift rvm_lib_path
    require 'rvm'
    RVM.use_from_path! File.dirname(File.dirname(__FILE__))
  rescue LoadError
    # RVM is unavailable at this point.
    raise "RVM ruby lib is currently unavailable."
  end
end


boot.rb


require 'rubygems'

# Set up gems listed in the Gemfile.
gemfile = File.expand_path('../../Gemfile', __FILE__)
begin

  #ENV['GEM_HOME'] = '/usr/local/rvm/gems/ree-1.8.7-2010.02@rails3'
  #ENV['GEM_PATH'] = '/usr/local/rvm/gems/ree-1.8.7-2010.02@rails3:/usr/local/rvm/gems/ree-1.8.7-2010.02@global'

  ENV['BUNDLE_GEMFILE'] = gemfile
  require 'bundler'
  Bundler.setup
rescue Bundler::GemNotFound => e
  STDERR.puts e.message
  STDERR.puts "Try running `bundle install`."
  exit!
end if File.exist?(gemfile)

phusion wrapper in /usr/local/rvm/wrappers/.../ruby

#!/usr/bin/env bash

#export GEM_HOME=/usr/local/rvm/gems/ree-1.8.7-2010.02@rails3
#export GEM_PATH=/usr/local/rvm/gems/ree-1.8.7-2010.02@rails3:/usr/local/rvm/gems/ree-1.8.7-201$

if [[ -s "/usr/local/rvm/environments/ree-1.8.7-2010.02" ]] ; then
  source "/usr/local/rvm/environments/ree-1.8.7-2010.02"
  exec ruby "$@"
else
  echo "ERROR: Missing RVM environment file: '/usr/local/rvm/environments/ree-1.8.7-2010.02'" >$
  exit 1
fi