Class: VagrantPlugins::SimpleCloud::Commands::List

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-simplecloud/commands/list.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.synopsis ⇒ Object 



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# File 'lib/vagrant-simplecloud/commands/list.rb', line 8

def self.synopsis
  "list available images and regions from Simple Cloud"
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/vagrant-simplecloud/commands/list.rb', line 12

def execute
  @token = nil

  @opts = OptionParser.new do |o|
    o.banner = 'Usage: vagrant simplecloud-list [options] <images|regions|sizes> <token>'

    o.on("-r", "--[no-]regions", "show the regions when listing images") do |r|
      @regions = r
    end
  end

  argv = parse_options(@opts)
  @token = argv[1]

  if @token.nil?
    usage
    return 1
  end

  case argv[0]
  when "images"
    result = query('/v2/images')
    images = Array(result["images"])
    if @regions
      images_table = images.map do |image|
        '%-50s %-20s %-20s %-50s' % ["#{image['distribution']} #{image['name']}", image['slug'], image['id'], image['regions'].join(', ')]
      end
      @env.ui.info I18n.t('vagrant_simple_cloud.info.images_with_regions', images: images_table.sort.join("\r\n"))
    else
      images_table = images.map do |image|
        '%-50s %-30s %-30s' % ["#{image['distribution']} #{image['name']}", image['slug'], image['id']]
      end
      @env.ui.info I18n.t('vagrant_simple_cloud.info.images', images: images_table.sort.join("\r\n"))
    end
  when "regions"
    result = query('/v2/regions')
    regions = Array(result["regions"])
    regions_table = regions.map { |region| '%-30s %-12s' % [region['name'], region['slug']] }
    @env.ui.info I18n.t('vagrant_simple_cloud.info.regions', regions: regions_table.sort.join("\r\n"))
  when "sizes"
    result = query('/v2/sizes')
    sizes = Array(result["sizes"])
    sizes_table = sizes.map { |size| '%-15s %-15s %-12s' % ["#{size['memory']}MB", size['vcpus'], size['slug']] }
    @env.ui.info I18n.t('vagrant_simple_cloud.info.sizes', sizes: sizes_table.sort_by{|s| s['memory']}.join("\r\n"))
  else
    usage
    return 1
  end

  0
rescue Faraday::Error::ConnectionFailed, RuntimeError => e
  @env.ui.error I18n.t('vagrant_simple_cloud.info.list_error', message: e.message)
  1
end

#query(path) ⇒ Object 



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# File 'lib/vagrant-simplecloud/commands/list.rb', line 67

def query(path)
  connection = Faraday.new({
    :url => "https://api.simplecloud.ru/"
  })

  result = connection.get(path, per_page: 100) do |req|
    req.headers['Authorization'] = "Bearer #{@token}"
  end

  case result.status
  when 200 then JSON.parse(result.body)
  when 401 then raise("unauthorized access — is the token correct?")
  else raise("call returned with status #{result.status}")
  end
end

#usage ⇒ Object 



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# File 'lib/vagrant-simplecloud/commands/list.rb', line 83

def usage
  @env.ui.info(@opts)
end