Usage

invalidator = CloudfrontInvalidator.new('<AWS key>', '<AWS secret>', '<CF distribution id>')
invalidator.invalidate('/images/rails.png', '/images/example.jpg')
invalidator.list()
invalidator.list_detail()

or, from the command line:

cloudfront-invalidator invalidate aws_key aws_secret distribution_id /images/rails.png /images/example.jpg cloudfront-invalidator list aws_key aws_secret distribution_id cloudfront-invalidator list_detail aws_key aws_secret distribution_id