Module: Builderator::Control::Data::Image

Defined in:
lib/builderator/control/data/image.rb

Overview

Find AMI IDs to use for sources

Constant Summary collapse

OWNERS =

Account IDs of public image owners

{
  :self =>  'self'.freeze,
  :ubuntu => '099720109477'.freeze,
  :amazon => 'amazon'.freeze,
  :marketplace => 'aws-marketplace'.freeze
}
FILTERS =

Pre-defined filters

{
  'ubuntu-14.04-daily' => {
    'owner' => OWNERS[:ubuntu],
    'architecture' => 'x86_64',
    'root-device-type' => 'ebs',
    'virtualization-type' => 'hvm',
    'block-device-mapping.volume-type' => 'gp2',
    'name' => '*ubuntu-trusty-daily-amd64-server-201*'
  },
  'windows-server2012-r2' => {
    'owner' => OWNERS[:amazon],
    'architecture' => 'x86_64',
    'root-device-type' => 'ebs',
    'virtualization-type' => 'hvm',
    'block-device-mapping.volume-type' => 'gp2',
    'name' => 'Windows_Server-2012-R2_RTM-English-64Bit-Base*'
  },
  'windows-server2012-r2-core' => {
    'owner' => OWNERS[:amazon],
    'architecture' => 'x86_64',
    'root-device-type' => 'ebs',
    'virtualization-type' => 'hvm',
    'block-device-mapping.volume-type' => 'gp2',
    'name' => 'Windows_Server-2012-R2_RTM-English-64Bit-Core*'
  }
}
PROPERTIES =

Filter fields defined in docs.aws.amazon.com/sdkforruby/api/Aws/EC2/Builderator::Util.ec2.html#describe_images-instance_method

%w(architecture block-device-mapping.delete-on-termination
block-device-mapping.device-name block-device-mapping.snapshot-id
block-device-mapping.volume-size block-device-mapping.volume-type
description hypervisor image-id image-type is-public kernel-id
manifest-location name owner-alias owner-id platform product-code
product-code.type ramdisk-id root-device-name root-device-type
state state-reason-code state-reason-message virtualization-type).freeze

Class Method Summary collapse

Class Method Details

.search(query = {}) ⇒ Object 



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# File 'lib/builderator/control/data/image.rb', line 64

def search(query = {})
  options = {}

  ## Reverse-merge a pre-defined filter into the query
  if query.include?('filter')
    query = FILTERS[query['filter']].merge(query) if FILTERS.include?(query['filter'])

    query.delete('filter')
  end

  options['image_ids'] = Util.to_array(query.delete('image_id')) if query.include?('image_id')
  options['owners'] = Util.to_array(query.delete('owner') { 'self' })

  options['filters'] = query.each_with_object([]) do |(k, v), memo|
    next if v.nil?

    ## Construct filter objects. Assume that non-enumerated keys are tags
    memo << {
      :name => PROPERTIES.include?(k.to_s) ? k.to_s : "tag:#{ k }",
      :values => Util.to_array(v)
    }
  end

  ## Don't send an empty filters array
  options.delete('filters') if options['filters'].empty?

  Util.ec2.describe_images(options)
    .each_with_object([]) { |page, images| images.push(*page.images) }
    .sort { |a, b| DateTime.iso8601(b.creation_date) <=> DateTime.iso8601(a.creation_date) }
end