#!/bin/bash
################################################
#
# Send a TEST UNIT READY SCSI command to each given device.
#
# This script assumes the sg3_utils package is installed and uses
# the sg_turs utility..
#
###############################################
verbose=""
brief=""
usage()
{
echo "Usage: scsi_ready [-b] [-h] [-v] <device>+"
echo " where:"
echo " -b, --brief print 'ready' or 'device not ready' only"
echo " -h, --help print usage message"
echo " -v, --verbose more verbose output"
echo ""
echo "Send SCSI TEST UNIT READY to each <device>"
}
opt="$1"
while test ! -z "$opt" -a -z "${opt##-*}"; do
opt=${opt#-}
case "$opt" in
b|-brief) brief="1" ;;
h|-help) usage ; exit 0 ;;
v|-verbose) verbose="-v" ;;
vv) verbose="-vv" ;;
vvv) verbose="-vvv" ;;
*) echo "Unknown option: -$opt " ; exit 1 ;;
esac
shift
opt="$1"
done
if [ $# -lt 1 ]
then
usage
exit 1
fi
for i
do
if [ ! $brief ] ; then
echo "sg_turs $verbose $i"
fi
echo -n " "
if sg_turs $verbose $i ; then
echo "ready"
fi
done
Mini Shell