#!/bin/bash ################################################ # # Spin up the given SCSI disk(s). # # SCSI disks (or disks that understand SCSI commands) # are assumed. By default, the immediate bit is set so the # command should return immediately. The disk however will # take 10 seconds or more to spin up. The '-w' option # causes each start to wait until the disk reports that it # has started. # # This script assumes the sg3_utils package is installed. # ############################################### verbose="" immediate="-i" usage() { echo "Usage: scsi_start [-h] [-v] [-w] <device>+" echo " where:" echo " -h, --help print usage message" echo " -v, --verbose more verbose output" echo " -w, --wait wait for each start to complete" echo "" echo "Send SCSI START STOP UNIT command to start each <device>" } opt="$1" while test ! -z "$opt" -a -z "${opt##-*}"; do opt=${opt#-} case "$opt" in h|-help) usage ; exit 0 ;; v|-verbose) verbose="-v" ;; w|-wait) immediate="" ;; *) echo "Unknown option: -$opt " ; exit 1 ;; esac shift opt="$1" done if [ $# -lt 1 ] then usage exit 1 fi for i do echo "sg_start $immediate 1 $verbose $i" sg_start $immediate 1 $verbose $i done