# the SCSI control channel is /dev/sg0, and the read/write device
# is /dev/nst0.
#
+# The commands are:
+# Command Function
+# unload unload a given slot
+# load load a given slot
+# loaded which slot is loaded?
+# list list Volume names (requires barcode reader)
+# slots how many slots total?
+#
+# Slots are numbered from 1 ...
+# Drives are numbered from 0 ...
+#
+#
# If you need to an offline, refer to the drive as $4
# e.g. mt -f $4 offline
#
# exit code, Bacula will assume the request failed.
#
+# source our conf file
+. @scriptdir@/mtx-changer.conf
+
MTX=@MTX@
-#
-# log whats done
-#
-# to turn on logging, uncomment the following line
-#touch @working_dir@/mtx.log
-#
+if test ${debug_log} -ne 0 ; then
+ touch @working_dir@/mtx.log
+fi
dbgfile="@working_dir@/mtx.log"
debug() {
if test -f $dbgfile; then
# Note, this is very system dependent, so if you are
# not running on Linux, you will probably need to
# re-write it, or at least change the grep target.
+# We've attempted to get the appropriate OS grep targets
+# in the code at the top of this script.
#
wait_for_drive() {
i=0
while [ $i -le 300 ]; do # Wait max 300 seconds
- if mt -f $1 status | grep ONLINE >/dev/null 2>&1; then
+ if mt -f $1 status 2>&1 | grep "${ready}" >/dev/null 2>&1; then
break
fi
debug "Device $1 - not ready, retrying..."
pCountNeed=$2
if test $pCount -lt $pCountNeed; then
echo "usage: mtx-changer ctl-device command [slot archive-device drive-index]"
- echo " Insufficient number of arguments arguments given."
+ echo " Insufficient number of arguments given."
if test $pCount -lt 2; then
echo " Mimimum usage is first two arguments ..."
else
case $cmd in
unload)
debug "Doing mtx -f $ctl unload $slot $drive"
-#
-# enable the following line if you need to eject the cartridge
-# mt -f $device offline
-# sleep 10
+
+ if test ${offline} -eq 1 ; then
+ mt -f $device offline
+ fi
+ if test ${offline_sleep} -ne 0 ; then
+ sleep ${offline_sleep}
+ fi
${MTX} -f $ctl unload $slot $drive
;;
debug "Doing mtx -f $ctl load $slot $drive"
${MTX} -f $ctl load $slot $drive
rtn=$?
-#
-# Increase the sleep time if you have a slow device
-# or remove the sleep and add the following:
-# wait_for_drive $device
- sleep 15
+ if test ${load_sleep} -ne 0 ; then
+ sleep ${load_sleep}
+ fi
+ wait_for_drive $device
exit $rtn
;;
list)
debug "Doing mtx -f $ctl -- to list volumes"
make_temp_file
-# Enable the following if you are using barcodes and need an inventory
-# ${MTX} -f $ctl inventory
+ if test ${inventory} -ne 0 ; then
+ ${MTX} -f $ctl inventory
+ fi
${MTX} -f $ctl status >${TMPFILE}
rtn=$?
- cat ${TMPFILE} | grep " *Storage Element [0-9]*:.*Full" | awk "{print \$3 \$4}" | sed "s/Full *\(:VolumeTag=\)*//"
+ if test ${vxa_packetloader} -ne 0 ; then
+ cat ${TMPFILE} | grep " *Storage Element [0-9]*:.*Full" | sed "s/ Storage Element //" | sed "s/Full :VolumeTag=//"
+ else
+ cat ${TMPFILE} | grep " Storage Element [0-9]*:.*Full" | awk "{print \$3 \$4}" | sed "s/Full *\(:VolumeTag=\)*//"
+ fi
cat ${TMPFILE} | grep "^Data Transfer Element [0-9]*:Full (Storage Element [0-9]" | awk '{printf "%s:%s\n",$7,$10}'
rm -f ${TMPFILE} >/dev/null 2>&1
-#
-# If you have a VXA PacketLoader and the above does not work, try
-# turning it off and enabling the following line.
-# ${MTX} -f $ctl status | grep " *Storage Element [0-9]*:.*Full" | sed "s/*Storage Element //" | sed "s/Full :VolumeTag=//"
exit $rtn
;;