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#!/bin/bash
# scsi_mandat
#
# Script to test compliance with SCSI mandatory commands.
# The vintage is SPC-3 and SPC-4 (see www.t10.org).
#
# Coverage:
# Command Standard/Draft (is mandatory in)
# -------------------------------------------------------
# INQUIRY (standard) SCSI-2, SPC, SPC-2, SPC-3, SPC-4
# INQUIRY (VPD pages 0, 0x83) SPC-2, SPC-3, SPC-4
# REPORT LUNS SPC-3, SPC-4
# TEST UNIT READY SCSI-2, SPC, SPC-2, SPC-3, SPC-4
# REQUEST SENSE SCSI-2, SBC, SBC-2,3, MMC-4,5, SSC-2,3
# SEND DIAGNOSTIC SBC, SBC-2,3, SSC-2,3
#
# This script uses utilities frim sg3_utils package (version
# 1.21 or later)
#
# Douglas Gilbert 20131016
log=0
quiet=0
verbose=""
file_err=0
inv_opcode=0
illeg_req=0
not_ready=0
medium=0
other_err=0
recovered=0
sanity=0
syntax=0
timeout=0
unit_attention=0
aborted_command=0
## total_err=0
usage()
{
echo "Usage: scsi_mandat [-h] [-L] [-q] [-v] <device>"
echo " where: -h, --help print usage message"
echo " -L, --log append stderr to 'scsi_mandat.err'"
echo " -q, --quiet suppress some output"
echo " -v, --verbose increase verbosity of output"
echo ""
echo "Check <device> for mandatory SCSI command support"
}
opt="$1"
while test ! -z "$opt" -a -z "${opt##-*}"; do
opt=${opt#-}
case "$opt" in
h|-help) usage ; exit 0 ;;
L|-log) let log=$log+1 ;;
q|-quiet) let quiet=$quiet+1 ;;
v|-verbose) verbose="-v" ;;
vv) verbose="-vv" ;;
vvv) verbose="-vvv" ;;
*) echo "Unknown option: -$opt " ; exit 1 ;;
esac
shift
opt="$1"
done
if [ $# -lt 1 ]
then
usage
exit 1
fi
for command in "sg_inq" "sg_luns" "sg_turs" "sg_requests" "sg_vpd" \
"sg_vpd -i" "sg_senddiag -t"
do
if [ $quiet -eq 0 ]
then echo "$command" $verbose "$1"
fi
if [ $verbose ]
then
if [ $log -eq 0 ]
then
$command $verbose "$1"
else
$command $verbose "$1" >> scsi_mandat.err 2>> scsi_mandat.err
fi
else
if [ $log -eq 0 ]
then
$command "$1" > /dev/null 2>> /dev/null
else
$command "$1" > /dev/null 2>> scsi_mandat.err
fi
fi
res=$?
case "$res" in
0) ;;
1) echo " syntax error" ; let syntax=$syntax+1 ;;
2) echo " not ready" ; let not_ready=$not_ready+1 ;;
3) echo " medium error" ; let medium=$medium+1 ;;
5) echo " illegal request, general" ; let illeg_req=$illeg_req+1 ;;
6) echo " unit attention" ; let unit_attention=$unit_attention+1 ;;
9) echo " illegal request, invalid opcode" ; let inv_opcode=$inv_opcode+1 ;;
11) echo " aborted command" ; let aborted_command=$aborted_command+1 ;;
15) echo " file error with $1 " ; let file_err=$file_err+1 ;;
20) echo " no sense" ; let other_err=$other_err+1 ;;
21) echo " recovered error" ; let recovered=$recovered+1 ;;
33) echo " timeout" ; let timeout=$timeout+1 ;;
97) echo " response fails sanity" ; let sanity=$sanity+1 ;;
98) echo " other SCSI error" ; let other_err=$other_err+1 ;;
99) echo " other error" ; let other_err=$other_err+1 ;;
*) echo " unknown exit status for sg_inq: $res" ; let other_err=$other_err+1 ;;
esac
done
echo ""
let total_bad_err=$file_err+$inv_opcode+$illeg_req+$medium+$aborted_command
let total_bad_err+=$other_err+$recovered+$sanity+$syntax+$timeout
let total_allow_err=$not_ready+$unit_attention
echo "total number of bad errors: $total_bad_err "
if [ $total_allow_err -gt 0 ]
then
echo "total number of allowable errors: $total_allow_err "
fi
exit $total_bad_err