etc/udev/debian/persistent.rules

   1 # This file contains the rules needed to create persistent device names.
   2
   3 # we are only interested in add actions for block devices
   4 SUBSYSTEM!="block",                     GOTO="no_volume_id"
   5 ACTION!="add",                          GOTO="no_volume_id"
   6
   7 # and we can safely ignore these kinds of devices
   8 KERNEL=="ram*|loop*|fd*|nbd*|dm-*",     GOTO="no_volume_id"
   9
  10 # skip removable ide devices, because open(2) on them causes an events loop
  11 KERNEL=="hd*[!0-9]",   ATTR{removable}=="1", DRIVERS=="ide-cs|ide-floppy", \
  12         GOTO="no_volume_id"
  13 KERNEL=="hd*[0-9]", ATTR{../removable}=="1", \
  14         GOTO="no_volume_id"
  15
  16 # skip xen virtual hard disks
  17 DRIVERS=="vbd",                         GOTO="no_hardware_id"
  18
  19 # look for different kinds of unique identificators
  20 KERNEL=="hd*[!0-9]", \
  21         IMPORT{program}="ata_id --export $tempnode"
  22
  23 KERNEL=="sd*[!0-9]|sr*|st*",            ATTRS{ieee1394_id}=="?*", \
  24         ENV{ID_BUS}="ieee1394", ENV{ID_SERIAL}="$attr{ieee1394_id}"
  25 KERNEL=="sd*[!0-9]|sr*|st*",            ENV{ID_SERIAL}=="", \
  26         IMPORT{program}="usb_id -x"
  27 KERNEL=="sd*[!0-9]|sr*|st*",            ENV{ID_SERIAL}=="", \
  28         IMPORT{program}="scsi_id -g -x -s $devpath -d $tempnode"
  29 KERNEL=="sd*[!0-9]|sr*|st*",            ENV{ID_SERIAL}=="", \
  30         IMPORT{program}="scsi_id -g -x -a -s $devpath -d $tempnode"
  31
  32 KERNEL=="dasd*[!0-9]", \
  33         IMPORT{program}="dasd_id --export $tempnode"
  34
  35 KERNEL=="*[!0-9]", \
  36         IMPORT{program}="edd_id --export $tempnode"
  37
  38 # find the physical path of the device
  39 KERNEL=="*[!0-9]|sr*|st*",              IMPORT{program}="path_id $devpath"
  40
  41 LABEL="no_hardware_id"
  42
  43 # import the variables of partitions from the parent disks
  44 KERNEL=="*[0-9]",                       IMPORT{parent}="ID_*"
  45
  46 KERNEL=="hd*[!0-9]",                    ENV{ID_SERIAL}=="?*", \
  47         SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}"
  48 KERNEL=="hd*[0-9]",                     ENV{ID_SERIAL}=="?*", \
  49         SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}-part%n"
  50 KERNEL=="sd*[!0-9]|dasd[!0-9]*|sr*",    ENV{ID_SERIAL}=="?*", \
  51         SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}"
  52 KERNEL=="sd*[0-9]|dasd*[0-9]",          ENV{ID_SERIAL}=="?*", \
  53         SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}-part%n"
  54 KERNEL=="st*",                          ENV{ID_SERIAL}=="?*", \
  55         SYMLINK+="tape/by-id/$env{ID_BUS}-$env{ID_SERIAL}"
  56 KERNEL=="*[!0-9]",                      ENV{ID_EDD}=="?*", \
  57         SYMLINK+="disk/by-id/edd-$env{ID_EDD}"
  58 KERNEL=="*[0-9]",                       ENV{ID_EDD}=="?*", \
  59         SYMLINK+="disk/by-id/edd-$env{ID_EDD}-part%n"
  60
  61 KERNEL=="*[!0-9]|sr*",                  ENV{ID_PATH}=="?*", \
  62         SYMLINK+="disk/by-path/$env{ID_PATH}"
  63 KERNEL=="st*",                          ENV{ID_PATH}=="?*", \
  64         SYMLINK+="tape/by-path/$env{ID_PATH}"
  65 KERNEL=="sr*|st*",                      GOTO="no_volume_id"
  66 KERNEL=="*[0-9]",                       ENV{ID_PATH}=="?*", \
  67         SYMLINK+="disk/by-path/$env{ID_PATH}-part%n"
  68
  69 # UUID and volume label
  70 KERNEL=="*[!0-9]", ATTR{removable}=="1", GOTO="no_volume_id"
  71 IMPORT{program}="vol_id --export $tempnode"
  72 ENV{ID_FS_UUID}=="?*",          ENV{ID_FS_USAGE}=="filesystem|other|crypto", \
  73         SYMLINK+="disk/by-uuid/$env{ID_FS_UUID}"
  74 ENV{ID_FS_LABEL_SAFE}=="?*",    ENV{ID_FS_USAGE}=="filesystem|other", \
  75         SYMLINK+="disk/by-label/$env{ID_FS_LABEL_SAFE}"
  76
  77 # end of processing
  78 LABEL="no_volume_id"
  79