cmd/zpool/zpool.d/ses

   1 #!/bin/sh
   2 #
   3 # Print SCSI Enclosure Services (SES) info. The output is dependent on the name
   4 # of the script/symlink used to call it.
   5 #
   6 helpstr="
   7 enc:            Show disk enclosure w:x:y:z value.
   8 slot:           Show disk slot number as reported by the enclosure.
   9 encdev:         Show /dev/sg* device associated with the enclosure disk slot.
  10 fault_led:      Show value of the disk enclosure slot fault LED.
  11 locate_led:     Show value of the disk enclosure slot locate LED.
  12 ses:            Show disk's enc, enc device, slot, and fault/locate LED values."
  13
  14 script=$(basename "$0")
  15 if [ "$1" = "-h" ] ; then
  16         echo "$helpstr" | grep "$script:" | tr -s '\t' | cut -f 2-
  17         exit
  18 fi
  19
  20 if [ "$script" = "ses" ] ; then
  21         scripts='enc encdev slot fault_led locate_led'
  22 else
  23         scripts="$script"
  24 fi
  25
  26 for i in $scripts ; do
  27         if [ -z "$VDEV_ENC_SYSFS_PATH" ] ; then
  28                 echo "$i="
  29                 continue
  30         fi
  31
  32         val=""
  33         case $i in
  34         enc)
  35                 val=$(ls "$VDEV_ENC_SYSFS_PATH/../../" 2>/dev/null)
  36                 ;;
  37         slot)
  38                 val=$(cat "$VDEV_ENC_SYSFS_PATH/slot" 2>/dev/null)
  39                 ;;
  40         encdev)
  41                 val=$(ls "$VDEV_ENC_SYSFS_PATH/../device/scsi_generic" 2>/dev/null)
  42                 ;;
  43         fault_led)
  44                 val=$(cat "$VDEV_ENC_SYSFS_PATH/fault" 2>/dev/null)
  45                 ;;
  46         locate_led)
  47                 val=$(cat "$VDEV_ENC_SYSFS_PATH/locate" 2>/dev/null)
  48                 ;;
  49         esac
  50         echo "$i=$val"
  51 done
  52