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rescan-scsi-bus.sh: variable timeout for testing if devices are online #49

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rescan-scsi-bus.sh: variable timeout for testing if devices are online #49

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7 changes: 6 additions & 1 deletion scripts/rescan-scsi-bus.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -272,7 +272,7 @@ testonline ()
RC=$?

# Handle in progress of becoming ready and unit attention
while [ $RC = 2 -o $RC = 6 ] && [ $ctr -le 30 ] ; do
while [ $RC = 2 -o $RC = 6 ] && [ $ctr -lt $timeout ] ; do
if [ $RC = 2 ] && [ "$RMB" != "1" ] ; then
echo -n "."
let LN+=1
Expand Down Expand Up @@ -1122,6 +1122,7 @@ if [ "@$1" = @--help ] || [ "@$1" = @-h ] || [ "@$1" = "@-?" ] ; then
echo " -m update multipath devices [default: disabled]"
echo " -r enables removing of devices [default: disabled]"
echo " -s look for resized disks and reload associated multipath devices, if applicable"
echo " -t timeout for testing if device is online. Test is skipped if 0"
echo " -u look for existing disks that have been remapped"
echo " -V print version date then exit"
echo " -w scan for target device IDs 0--15 [default: 0--7]"
Expand All @@ -1147,6 +1148,7 @@ if [ "@$1" = @--help ] || [ "@$1" = @-h ] || [ "@$1" = "@-?" ] ; then
echo "--resize: same as -s"
echo "--sparselun: Tell kernel to support sparse LUN numbering"
echo "--sync/nosync: Issue a sync / no sync [default: sync if remove]"
echo "--timeout: same as -t"
echo "--update: same as -u"
echo "--version: same as -V"
echo "--wide: same as -w"
Expand Down Expand Up @@ -1207,6 +1209,7 @@ sync=1
existing_targets=1
mp_enable=
lipreset=-1
timeout=30
declare -i scan_flags=0
ignore_rev=0

Expand All @@ -1226,6 +1229,7 @@ while [ ! -z "$opt" ] && [ -z "${opt##-*}" ] ; do
m) mp_enable=1 ;;
r) remove=1 ;;
s) resize=1; mp_enable=1 ;;
t) timeout=$2 ; shift ;;
u) update=1 ;;
w) opt_idsearch=$(seq 0 15) ;;
-alltargets) existing_targets=;;
Expand All @@ -1248,6 +1252,7 @@ while [ ! -z "$opt" ] && [ -z "${opt##-*}" ] ; do
-remove) remove=1 ;;
-reportlun2) scan_flags=$((scan_flags|0x20000)) ;;
-resize) resize=1;;
-timeout) timeout=$2 ; shift ;;
-sparselun) scan_flags=$((scan_flags|0x40)) ;;
-sync) sync=2 ;;
-update) update=1;;
Expand Down