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Text File  |  2006-11-29  |  1.3 KB  |  44 lines
  1. #!/bin/bash
  2.  
  3. # Copyright (C) 2005 W. Michael Petullo <mike@flyn.org>
  4. # Copyright (C) 2006 David Zeuthen <davidz@redhat.com>
  5. # 
  6. # This program is free software; you can redistribute it and/or modify
  7. # it under the terms of the GNU General Public License version 2.
  8.  
  9. CRYPTSETUP=/sbin/cryptsetup
  10.  
  11. echo LUKS cryptotext device $HAL_PROP_INFO_UDI is going away
  12.  
  13. # make sure that the cleartext volume is unmounted
  14. CLEARTEXT_VOLUME_UDI=`hal-find-by-property --key volume.crypto_luks.clear.backing_volume --string $HAL_PROP_INFO_UDI`
  15. RET=$?
  16. if [ x$RET = x0 ]; then
  17.     echo Attempting unmount of corresponding LUKS cleartext volume $CLEARTEXT_VOLUME_UDI
  18.     # lazy unmount via D-BUS
  19.     dbus-send --print-reply --system \
  20.           --dest=org.freedesktop.Hal \
  21.           $CLEARTEXT_VOLUME_UDI \
  22.           org.freedesktop.Hal.Device.Volume.Unmount \
  23.           array:string:lazy
  24. fi
  25.  
  26. echo Tearing down LUKS cryptotext volume
  27.  
  28. if [ ! -f $CRYPTSETUP ]; then
  29.     echo Error removing $HAL_PROP_BLOCK_DEVICE - $CRYPTSETUP not found >&2
  30.     exit 1
  31. fi
  32.  
  33. if [ -z $HAL_PROP_VOLUME_UUID ]; then
  34.     echo Error determining UUID of $HAL_PROP_BLOCK_DEVICE >&2
  35.     exit 1
  36. fi
  37.  
  38. if ! $CRYPTSETUP luksClose luks_crypto_$HAL_PROP_VOLUME_UUID 2> /dev/null; then
  39.     echo Error removing luks_crypto_$HAL_PROP_VOLUME_UUID >&2
  40.     exit 1
  41. fi
  42.  
  43. exit 0
  44.