Simple rake task to upload a cookbooks archive to S3, for use with OpsWorks

.env

S3_ACCESS_KEY_ID='SOME_SECRET_ID'
S3_SECRET_ACCESS_KEY='SOME_SECRET_KEY'
S3_BUCKET_NAME='SOME_BUCKET_NAME'

Gemfile

source 'https://rubygems.org'

gem 'rake'
gem 'aws-sdk'
gem 'dotenv'

Rakefile

require 'aws-sdk'
require 'dotenv/tasks'
desc "Upload ./tmp/cookbooks.tar to S3"
task :upload do
  AWS.config(
    :access_key_id => ENV['S3_ACCESS_KEY_ID'],
    :secret_access_key => ENV['S3_SECRET_ACCESS_KEY']
  )

  s3 = AWS::S3.new

  bucket_name = ENV['S3_BUCKET_NAME']
  file_name = 'tmp/cookbooks.tar'
  key = File.basename(file_name)

  print "Upload file #{file_name} to bucket #{bucket_name}. "
  s3.buckets[bucket_name].objects[key].write(:file => file_name)
  puts "Success!"
end