S3 multiple file uploader

s3_upload_files.rb

#!/usr/bin/env ruby
require 'rubygems'
require 'aws/s3'

## USAGE
#
# If you use a directory as parameter, every file inside it will be uploaded.
# ex: ./s3_upload_files /system/backups/
# If you use a text file as parameter, it should have one file name per line, all files listed will be uploaded.
# ex: ./s3_upload_files changeset
#

## CONFIGURATION

credentials = {
  access_key_id:     "",
  secret_access_key: "",
  bucket_name:       ""
}

# Directory path that should be excluded in S3 side of the copy
base_path   = nil # turn off
# base_path = '/system/backups/'

#########################################################################
#########################################################################
#########################################################################

class S3FilesUploader
  def initialize(aws_credentials)
    @bucket_name = aws_credentials.delete(:bucket_name)
    @credentials = aws_credentials
    configure_aws
  end

  def upload_from_directory(directory, options = {})
    options[:base_path] = directory unless options[:base_path]
    Dir["#{directory}/**/*"].each do |file|
      upload_file file, options
    end
  end

  def upload_from_file_list(file_name, options = {})
    File.open(file_name).each_line do |file|
      upload_file file, options
    end
  end

  private

  def upload_file(file_location, options = {})
    unless File.directory? file_location
      print "Uploading #{file_location}..."
      begin
        target_name = file_location.gsub(/#{options[:base_path]}/, '')
        AWS::S3::S3Object.store(target_name, open(file_location.strip), @bucket_name)
        puts " ok"
      rescue Exception => e
        puts " fail! (#{e.message})"
      end
    end
  end

  def configure_aws
    AWS::S3::Base.establish_connection!(@credentials)
  end
end

s3_uploader = S3FilesUploader.new(credentials)

if File.directory? ARGV[0]
  upload_type = :directory
else
  upload_type = :file_name
end

case upload_type
when :file_name
  s3_uploader.upload_from_file_list(ARGV[0], base_path: base_path)
when :directory
  s3_uploader.upload_from_directory(ARGV[0], base_path: base_path)
end