tag EBS volumes

tag.rb

require 'aws-sdk-core'
require 'aws-sdk-resources'
require 'yaml'

config = YAML.load_file('config.yml')[:tag]

Aws.config.update(
  region: 'ap-northeast-1',
  credentials: Aws::Credentials.new(config[:access_key_id], config[:secret_access_key])
)

ec2 = Aws::EC2::Resource.new
ec2.vpcs.each do |vpc|
  tags = vpc.tags.select{|tag|["Product", "Environment"].include? tag.key}
  next unless tags.count == 2

  vpc.instances.each do |i|
    i.volumes.each do |volume|
      volume.create_tags tags: tags if volume.tags.empty?
    end
  end
end