Copy all files from a S3 bucket to another. Works between different S3 accounts.

copy_bucket.rb

require 'right_aws'

s3_credentials = {
  :source_key         => "...",
  :source_secret      => "...",
  :source_bucket      => "...",
  :destination_key    => "...",
  :destination_secret => "...",
  :destination_bucket => "..."
}

puts "Start copying files..."

s3_source     = RightAws::S3.new(s3_credentials[:source_key], s3_credentials[:source_secret])
source_bucket = s3_source.bucket(s3_credentials[:source_bucket])

s3_destination      = RightAws::S3.new(s3_credentials[:destination_key], s3_credentials[:destination_secret])
destination_bucket  = s3_destination.bucket(s3_credentials[:destination_bucket])

source_bucket.keys.each_with_index do |source_file, i|
  puts "#{i}.- Copying #{source_file.name} to #{s3_credentials[:destination_bucket]}"
  destination_file = RightAws::S3::Key.create(destination_bucket, source_file.name)
  destination_file.put(source_file.data)
end

puts "Finished!"