aws elastic beanstalkでdeployが失敗する ref: http://qiita.com/hotakasaito/items/918b1456bbd5d7d2a773

file0.txt

#!/usr/bin/env /opt/rubies/ruby-current/bin/ruby
#==============================================================================
# Copyright 2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Amazon Software License (the "License"). You may not use
# this file except in compliance with the License. A copy of the License is
# located at
#
#       https://aws.amazon.com/asl/
#
# or in the "license" file accompanying this file. This file is distributed on
# an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or
# implied. See the License for the specific language governing permissions
# and limitations under the License.
#==============================================================================
require 'bundler'

Dir.chdir '/var/app/ondeck'
groups = Bundler.definition.groups

begin
    Bundler.definition.resolve_with_cache!
rescue Bundler::GemNotFound
    Bundler.definition(true).resolve_remotely!
end

gems = Bundler.definition.specs_for(groups).collect(&:name)
exit 0 if gems.include? ARGV[0]
exit 1

file1.yml

files:
  "/opt/elasticbeanstalk/support/scripts/check-for-gem.rb":
    mode: "000755"
    owner: "root"
    group: "root"
    content: |
      #!/usr/bin/env /opt/rubies/ruby-current/bin/ruby
      require 'bundler'
      require 'timeout'

      Dir.chdir '/var/app/ondeck'
      groups = Bundler.definition.groups

      begin
          Bundler.definition.resolve_with_cache!
      rescue Bundler::GemNotFound
          begin
              timeout(5) do
                  Bundler.definition(true).resolve_remotely!
              end
          rescue Timeout::Error
              puts $!
          end
      end

      gems = Bundler.definition.specs_for(groups).collect(&:name)
      exit 0 if gems.include? ARGV[0]
      exit 1