code: def get_vm_disk_info(vmid)
        response, headers = __get_disk_info(vmid)
  
        disks = []
        response.css("Item").each do |entry|
          # Pick only entries with node "HostResource"
          resource = entry.css("rasd|HostResource").first
          next unless resource
  
          name = entry.css("rasd|ElementName").first
          name = name.text unless name.nil?
          capacity = resource.attribute("capacity").text
  
          disks << {
            :name => name,
            :capacity => "#{capacity} MB"
          }
        end
        disks
      end
docs: Retrieve information about Disks