#! /bin/bash#----------------------------------------------------------------------# Description: a simple script to remove SCSI devices# Author: Artem S. Tashkinov <no-mail@no-mail.com># Created at: Tue Sep 15 18:30:41 YEKST 2009# Computer: localhost.localdomain# System: Linux 2.6.31-k8l on i686## Copyright (c) 2009 Artem S. Tashkinov All rights reserved.##----------------------------------------------------------------------strhb="hot-pluggable SCSI devices"DEVLIST=/proc/scsi/scsii=1while read item; do d_id[$i]="$item" i=$((i+1))done < <(awk '/Host/{var=$2" "$4" "$6" "$8;gsub(/00/,"0",var);print substr(var,5)}' "$DEVLIST")i=1while read item; do d_name[$i]="$item" i=$((i+1))done < <(awk -F 'Vendor: | Model: | Rev: ' '/Vendor/{print $2,$3}' "$DEVLIST")if [ $i -le 1 ]; then echo "No removable $strhb found. Exiting" exitfiecho "We have found the following $strhb:"for ((x = 1 ; x < $i ; x++)); do echo " $x: ${d_name[$x]}" | sed 's/ATA/HDD/'doneecho -n "Please, enter a device number to remove or 0 to exit: "read devnif ! [ "$devn" -eq "$devn" 2> /dev/null ]; then echo "Error: $devn isn't a number, bye." exit 2fiif [ "$devn" -lt 1 -o "$devn" -ge $i -o "$devn" -eq 0 ]; then echo "No action taken, bye." exitfiecho "scsi remove-single-device ${d_id[$devn]}" > /proc/scsi/scsiecho "Done. Consult with dmesg to find out if the device was actually removed"