linux/Documentation/aoe/status.sh
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   1#! /bin/sh
   2# collate and present sysfs information about AoE storage
   3#
   4# A more complete version of this script is aoe-stat, in the
   5# aoetools.
   6
   7set -e
   8format="%8s\t%8s\t%8s\n"
   9me=`basename $0`
  10sysd=${sysfs_dir:-/sys}
  11
  12# printf "$format" device mac netif state
  13
  14# Suse 9.1 Pro doesn't put /sys in /etc/mtab
  15#test -z "`mount | grep sysfs`" && {
  16test ! -d "$sysd/block" && {
  17        echo "$me Error: sysfs is not mounted" 1>&2
  18        exit 1
  19}
  20
  21for d in `ls -d $sysd/block/etherd* 2>/dev/null | grep -v p` end; do
  22        # maybe ls comes up empty, so we use "end"
  23        test $d = end && continue
  24
  25        dev=`echo "$d" | sed 's/.*!//'`
  26        printf "$format" \
  27                "$dev" \
  28                "`cat \"$d/netif\"`" \
  29                "`cat \"$d/state\"`"
  30done | sort
  31
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