    # File lib/fog/openstack/requests/compute/create_volume.rb, line 6
            def create_volume(name, description, size, options={})
              data = {
                'volume' => {
                  'display_name'        => name,
                  'display_description' => description,
                  'size'                => size
                }
              }

              vanilla_options = ['snapshot_id']
              vanilla_options.select{|o| options[o]}.each do |key|
                data['volume'][key] = options[key]
              end
              request(
                :body     => MultiJson.encode(data),
                :expects  => [200, 202],
                :method   => 'POST',
                :path     => "os-volumes"
              )
            end