Re: [Halevt-dev] Using parent values in exec attribute

[Marcus Habermehl]

Am 21.03.2010 20:16, schrieb Patrice Dumas:
> On Sun, Mar 21, 2010 at 05:01:59PM +0100, Marcus Habermehl wrote:
> > Hi.
> >
> > Is it possible to use the values of parent devices in an exec attribute?
> >
> > The documentation says it's possible to use it in the match
> > attribute. But if I'm try to use it in the exec attribute I get
> > UNKNOWN.
>
> That means that it cannot be found (or maybe it is empty, I don't know
> for sure).

No, they aren't empty.

> > As example:
> >
> > <halevt:Device match="hal.info.parent.hal.storage.drive_type = sd_mmc">
> >      <halevt:Insertion exec="echo
> > &quot;$hal.block.storage_device.hal.storage.vendor$&quot;&gt;
> > /tmp/insertion"/>
> > </halevt:Device>
>
> Can you send the lshal result, when the device is inserted, or,
> at least, the lshal -u for the device and the parent?

This is the lshal -u output for the device (1) and den parent device (2).

% lshal -u /org/freedesktop/Hal/devices/volume_uuid_0102_0304
udi = '/org/freedesktop/Hal/devices/volume_uuid_0102_0304'
  block.device = '/dev/sdb1'  (string)
  block.is_volume = true  (bool)
  block.major = 8  (0x8)  (int)
  block.minor = 17  (0x11)  (int)
  block.storage_device = 
'/org/freedesktop/Hal/devices/storage_serial_Generic_USB_SD_Reader_920321111113_0_0' 
 (string)
  info.capabilities = {'volume', 'block'} (string list)
  info.category = 'volume'  (string)
  info.interfaces = {'org.freedesktop.Hal.Device.Volume'} (string list)
  info.parent = 
'/org/freedesktop/Hal/devices/storage_serial_Generic_USB_SD_Reader_920321111113_0_0' 
 (string)
  info.product = 'Volume (vfat)'  (string)
  info.udi = '/org/freedesktop/Hal/devices/volume_uuid_0102_0304'  (string)
  linux.hotplug_type = 3  (0x3)  (int)
  linux.sysfs_path = 
'/sys/devices/pci0000:00/0000:00:13.2/usb2/2-3/2-3:1.0/host6/target6:0:0/6:0:0:0/block/sdb/sdb1' 
 (string)
  org.freedesktop.Hal.Device.Volume.method_argnames = {'mount_point 
fstype extra_options', 'extra_options', 'extra_options'} (string list)
  org.freedesktop.Hal.Device.Volume.method_execpaths = 
{'hal-storage-mount', 'hal-storage-unmount', 'hal-storage-eject'} 
(string list)
  org.freedesktop.Hal.Device.Volume.method_names = {'Mount', 'Unmount', 
'Eject'} (string list)
  org.freedesktop.Hal.Device.Volume.method_signatures = {'ssas', 'as', 
'as'} (string list)
  volume.block_size = 512  (0x200)  (int)
  volume.fstype = 'vfat'  (string)
  volume.fsusage = 'filesystem'  (string)
  volume.fsversion = 'FAT16'  (string)
  volume.ignore = false  (bool)
  volume.is_disc = false  (bool)
  volume.is_mounted = false  (bool)
  volume.is_mounted_read_only = false  (bool)
  volume.is_partition = true  (bool)
  volume.label = ''  (string)
  volume.linux.is_device_mapper = false  (bool)
  volume.mount.valid_options = {'ro', 'sync', 'dirsync', 'noatime', 
'nodiratime', 'relatime', 'noexec', 'quiet', 'remount', 'exec', 'utf8', 
'shortname=', 'codepage=', 'iocharset=', 'umask=', 'dmask=', 'fmask=', 
'uid=', 'flush'} (string list)
  volume.mount_point = ''  (string)
  volume.num_blocks = 245405  (0x3be9d)  (uint64)
  volume.partition.media_size = 125698048  (0x77e0000)  (uint64)
  volume.partition.number = 1  (0x1)  (int)
  volume.partition.start = 50688  (0xc600)  (uint64)
  volume.size = 125647360  (0x77d3a00)  (uint64)
  volume.unmount.valid_options = {'lazy'} (string list)
  volume.uuid = '0102-0304'  (string)

% lshal -u 
/org/freedesktop/Hal/devices/storage_serial_Generic_USB_SD_Reader_920321111113_0_0
udi = 
'/org/freedesktop/Hal/devices/storage_serial_Generic_USB_SD_Reader_920321111113_0_0'
  block.device = '/dev/sdb'  (string)
  block.is_volume = false  (bool)
  block.major = 8  (0x8)  (int)
  block.minor = 16  (0x10)  (int)
  block.storage_device = 
'/org/freedesktop/Hal/devices/storage_serial_Generic_USB_SD_Reader_920321111113_0_0' 
 (string)
  info.addons = {'hald-addon-storage'} (string list)
  info.capabilities = {'storage', 'block'} (string list)
  info.category = 'storage'  (string)
  info.interfaces = {'org.freedesktop.Hal.Device.Storage.Removable'} 
(string list)
  info.parent = 
'/org/freedesktop/Hal/devices/usb_device_58f_6377_920321111113_if0_scsi_host_scsi_device_lun0' 
 (string)
  info.product = 'USB SD Reader'  (string)
  info.udi = 
'/org/freedesktop/Hal/devices/storage_serial_Generic_USB_SD_Reader_920321111113_0_0' 
 (string)
  info.vendor = 'Generic'  (string)
  linux.hotplug_type = 3  (0x3)  (int)
  linux.sysfs_path = 
'/sys/devices/pci0000:00/0000:00:13.2/usb2/2-3/2-3:1.0/host6/target6:0:0/6:0:0:0/block/sdb' 
 (string)
  storage.automount_enabled_hint = true  (bool)
  storage.bus = 'usb'  (string)
  storage.drive_type = 'sd_mmc'  (string)
  storage.firmware_version = '1.00'  (string)
  storage.hotpluggable = true  (bool)
  storage.lun = 0  (0x0)  (int)
  storage.media_check_enabled = true  (bool)
  storage.model = 'USB SD Reader'  (string)
  storage.no_partitions_hint = false  (bool)
  storage.originating_device = 
'/org/freedesktop/Hal/devices/usb_device_58f_6377_920321111113_if0' 
(string)
  storage.partitioning_scheme = 'mbr'  (string)
  storage.removable = true  (bool)
  storage.removable.media_available = true  (bool)
  storage.removable.media_size = 125698048  (0x77e0000)  (uint64)
  storage.removable.support_async_notification = false  (bool)
  storage.requires_eject = false  (bool)
  storage.serial = 'Generic_USB_SD_Reader_920321111113-0:0'  (string)
  storage.size = 0  (0x0)  (uint64)
  storage.vendor = 'Generic'  (string)

Greetings
Marcus