Copy from one Amazon S3 bucket to another with two different accounts

copy.rb

#!/usr/bin/env ruby  
      
require 'rubygems'  
require 'right_aws'  

# it's possible to copy files from one bucket to another, even it the account is not the same
# in that case, the original file should be public
srcBkt = 'XXX'   
destBkt = 'YYY'
      
# Put credentials of destination account  
old_account = RightAws::S3Interface.new('access_key_1', 'secret_access_key_1')
new_account = RightAws::S3Interface.new('access_key_2', 'secret_access_key_2')

i = 0
old_account.incrementally_list_bucket(srcBkt){|h|

  h[:contents].each{|o|
    key = o[:key]
    
    puts "##{i} #{key} moved"
    begin  
      new_account.copy(srcBkt, key, destBkt, key, :copy, { 'x-amz-acl' => 'public-read' })
    rescue e  
      puts e.inspect  
    end  

    i+=1
  }
}