自分のAMI一覧を表示するスクリプト。

ami_list.rb

require "aws-sdk"

ACCOUNT_NUMBER  = ENV['ACCOUNT_NUMBER'}
REGION_NAME     = ENV['REGION_NAME']
AMI_DESCRIPTION = ENV['AMI_DESCRIPTION_FILTER']

ec2 = AWS::EC2.new(region: REGION_NAME)
images = ec2.images.filter('owner-id', ACCOUNT_NUMBER).filter('description', AMI_DESCRIPTION)
sorted = images.to_a.sort{|a, b| b.description <=> a.description }
sorted.each do |image|
  output = []
  output << image.id
  output << image.state
  output << image.description
  output << image.block_device_mappings.map{|device, hash| hash[:snapshot_id] }.join(',')
  puts output.join("\t")
end