rmami

#!/usr/bin/env ruby

# to deregister an ami AND remove its associated snapshot

if ARGV.empty?
    puts "usage: #{$0} <ami-id>"
    exit
end

require 'aws-sdk'
ec2 = Aws::EC2::Client.new(region: 'us-east-1')

ami_id = ARGV.first
ami = ec2.describe_images({image_ids: [ami_id], owners: ['self']})
snapshot_id = ami.images.first.block_device_mappings.first.ebs.snapshot_id

ec2.deregister_image({dry_run: false, image_id: ami_id})
ec2.delete_snapshot({dry_run: false, snapshot_id: snapshot_id})