xref: /freebsd/sys/contrib/openzfs/cmd/zpool/zpool.d/ses (revision 3332f1b444d4a73238e9f59cca27bfc95fe936bd)
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#
6helpstr="
7enc:		Show disk enclosure w:x:y:z value.
8slot:		Show disk slot number as reported by the enclosure.
9encdev:		Show /dev/sg* device associated with the enclosure disk slot.
10fault_led:	Show value of the disk enclosure slot fault LED.
11locate_led:	Show value of the disk enclosure slot locate LED.
12ses:		Show disk's enc, enc device, slot, and fault/locate LED values."
13
14script=$(basename "$0")
15if [ "$1" = "-h" ] ; then
16	echo "$helpstr" | grep "$script:" | tr -s '\t' | cut -f 2-
17	exit
18fi
19
20if [ "$script" = "ses" ] ; then
21	scripts='enc encdev slot fault_led locate_led'
22else
23	scripts="$script"
24fi
25
26for 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 "$VDEV_ENC_SYSFS_PATH/../device/scsi_generic" 2>/dev/null)
42		;;
43	fault_led)
44		# JBODs fault LED is called 'fault', NVMe fault LED is called
45		# 'attention'.
46		if [ -f "$VDEV_ENC_SYSFS_PATH/fault" ] ; then
47			val=$(cat "$VDEV_ENC_SYSFS_PATH/fault" 2>/dev/null)
48		elif [ -f "$VDEV_ENC_SYSFS_PATH/attention" ] ; then
49			val=$(cat "$VDEV_ENC_SYSFS_PATH/attention" 2>/dev/null)
50		fi
51		;;
52	locate_led)
53		val=$(cat "$VDEV_ENC_SYSFS_PATH/locate" 2>/dev/null)
54		;;
55	esac
56	echo "$i=$val"
57done
58
59