gistfile1.rb

# config/initializer/paperclip.rb
if Rails.env.production?
  Paperclip::Attachment.default_options[:storage] = :s3
  Paperclip::Attachment.default_options[:s3_credentials] =  {
    access_key_id: ENV["ACCSES_KEY_ID"], 
    secret_access_key: ENV['ACCSES_SECRET_KEY'],
    bucket: ENV['BUCKET']
  }  
  Paperclip::Attachment.default_options[:s3_host_alias] = "images.kole.com"
end


production:
  ACCSES_KEY_ID: '1key'
  ACCSES_SECRET_KEY: 'ID'
  BUCKET: 'kapp'

GEMFILE:

gem "figaro",               '0.6.3'
gem 'aws-sdk',              '1.8.5'

figaro: https://github.com/laserlemon/figaro