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Text File  |  2007-03-09  |  3KB  |  49 lines
  1. # persistent storage links: /dev/{disk,tape}/{by-id,by-uuid,by-label,by-path,by-name}
  2. # scheme based on "Linux persistent device names", 2004, Hannes Reinecke <hare@suse.de>
  3.  
  4. ACTION!="add", GOTO="persistent_storage_end"
  5. SUBSYSTEM!="block", GOTO="persistent_storage_end"
  6.  
  7. # skip rules for inappropriate block devices
  8. KERNEL=="ram*|loop*|fd*|nbd*|dm-*", GOTO="persistent_storage_end"
  9.  
  10. # never access removable ide devices, the drivers are causing event loops on open()
  11. KERNEL=="hd*[!0-9]", SYSFS{removable}=="1", DRIVER=="ide-cs|ide-floppy", GOTO="persistent_storage_end"
  12. KERNEL=="hd*[0-9]", SYSFS{../removable}=="1", GOTO="persistent_storage_end"
  13.  
  14. # for partitions import parent information
  15. KERNEL=="*[0-9]", IMPORT{parent}=="ID_*"
  16.  
  17. # by-id (hardware serial number)
  18. KERNEL=="hd*[!0-9]", IMPORT{program}="/sbin/ata_id --export $tempnode"
  19. KERNEL=="hd*[!0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}"
  20. KERNEL=="hd*[0-9]", IMPORT{parent}=="ID_*", SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}-part%n"
  21.  
  22. KERNEL=="sd*[!0-9]|sr*|st*", SYSFS{ieee1394_id}=="*", ENV{ID_SERIAL}="$sysfs{ieee1394_id}", ENV{ID_BUS}="ieee1394"
  23. KERNEL=="sd*[!0-9]|sr*|st*", ENV{ID_SERIAL}=="", IMPORT{program}="/sbin/usb_id -x"
  24. KERNEL=="sd*[!0-9]|sr*|st*", ENV{ID_SERIAL}=="", IMPORT{program}="/sbin/scsi_id -g -x -s %p -d $tempnode"
  25. KERNEL=="sd*[!0-9]|sr*|st*", ENV{ID_SERIAL}=="", IMPORT{program}="/sbin/scsi_id -g -x -a -s %p -d $tempnode"
  26. KERNEL=="dasd*[!0-9]", IMPORT{program}="/sbin/dasd_id --export $tempnode"
  27. KERNEL=="sd*[!0-9]|sr*|dasd*[!0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}"
  28. KERNEL=="sd*[0-9]|dasd*[0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}-part%n"
  29. KERNEL=="st*", ENV{ID_SERIAL}=="?*", SYMLINK+="tape/by-id/$env{ID_BUS}-$env{ID_SERIAL}"
  30.  
  31. # by-path (shortest physical path)
  32. KERNEL=="*[!0-9]|sr*", IMPORT{program}="/sbin/path_id %p", SYMLINK+="disk/by-path/$env{ID_PATH}"
  33. KERNEL=="st*", IMPORT{program}="/sbin/path_id %p", SYMLINK+="tape/by-path/$env{ID_PATH}"
  34. KERNEL=="sr*|st*", GOTO="persistent_storage_end"
  35. KERNEL=="*[0-9]", ENV{ID_PATH}=="?*", SYMLINK+="disk/by-path/$env{ID_PATH}-part%n"
  36.  
  37. # by-label/by-uuid (filesystem properties)
  38. KERNEL=="*[!0-9]", SYSFS{removable}=="1", GOTO="persistent_storage_end"
  39. IMPORT{program}="/sbin/vol_id --export $tempnode"
  40. ENV{ID_FS_USAGE}=="filesystem|other", ENV{ID_FS_UUID}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID}"
  41. ENV{ID_FS_USAGE}=="filesystem|other", ENV{ID_FS_LABEL_SAFE}=="?*", SYMLINK+="disk/by-label/$env{ID_FS_LABEL_SAFE}"
  42.  
  43. # BIOS Enhanced Disk Device
  44. KERNEL=="*[!0-9]", IMPORT{program}="/sbin/edd_id --export $tempnode"
  45. KERNEL=="*[!0-9]", ENV{ID_EDD}=="?*", SYMLINK+="disk/by-id/edd-$env{ID_EDD}"
  46. KERNEL=="*[0-9]", ENV{ID_EDD}=="?*", SYMLINK+="disk/by-id/edd-$env{ID_EDD}-part%n"
  47.  
  48. LABEL="persistent_storage_end"
  49.