udi = '/org/freedesktop/Hal/devices/volume_empty_cd_r'
  block.device = '/dev/sr0'  (string)
  block.is_volume = true  (bool)
  block.major = 11  (0xb)  (int)
  block.minor = 0  (0x0)  (int)
  block.storage_device = '/org/freedesktop/Hal/devices/storage_model_COMBO52XMAX'  (string)
  info.capabilities = {'volume.disc', 'volume', 'block'} (string list)
  info.category = 'volume'  (string)
  info.interfaces = {'org.freedesktop.Hal.Device.Volume', 'org.freedesktop.Hal.Device.Volume'} (string list)
  info.parent = '/org/freedesktop/Hal/devices/storage_model_COMBO52XMAX'  (string)
  info.product = 'Volume'  (string)
  info.udi = '/org/freedesktop/Hal/devices/volume_empty_cd_r'  (string)
  linux.hotplug_type = 3  (0x3)  (int)
  linux.sysfs_path = '/sys/devices/pci0000:00/0000:00:0d.0/host5/target5:0:0/5:0:0:0/block/sr0/fakevolume'  (string)
  org.freedesktop.Hal.Device.Volume.method_argnames = {'extra_options', 'extra_options'} (string list)
  org.freedesktop.Hal.Device.Volume.method_execpaths = {'hal-storage-eject', 'hal-storage-eject'} (string list)
  org.freedesktop.Hal.Device.Volume.method_names = {'Eject', 'Eject'} (string list)
  org.freedesktop.Hal.Device.Volume.method_signatures = {'as', 'as'} (string list)
  volume.block_size = 0  (0x0)  (int)
  volume.disc.capacity = 735051776  (0x2bd00000)  (uint64)
  volume.disc.has_audio = false  (bool)
  volume.disc.has_data = false  (bool)
  volume.disc.is_appendable = false  (bool)
  volume.disc.is_blank = true  (bool)
  volume.disc.is_rewritable = false  (bool)
  volume.disc.type = 'cd_r'  (string)
  volume.fstype = ''  (string)
  volume.fsusage = ''  (string)
  volume.fsversion = ''  (string)
  volume.is_disc = true  (bool)
  volume.is_mounted = false  (bool)
  volume.is_mounted_read_only = false  (bool)
  volume.is_partition = false  (bool)
  volume.label = ''  (string)
  volume.linux.is_device_mapper = false  (bool)
  volume.mount_point = ''  (string)
  volume.num_blocks = 4  (0x4)  (uint64)
  volume.size = 2048  (0x800)  (uint64)
  volume.uuid = ''  (string)
