#
# Bacula interface to mtx autoloader
#
-# $Id$
-#
# If you set in your Device resource
#
# Changer Command = "path-to-this-script/mtx-changer %c %o %S %a %d"
# 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?
+# listall list all info
+# transfer
+#
+# 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
+if test ! -f @scriptdir@/mtx-changer.conf ; then
+ echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+ echo "ERROR: @scriptdir@/mtx-changer.conf file not found!!!!"
+ echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+ exit 1
+fi
+. @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 $dbgfile; then
# Create a temporary file
#
make_temp_file() {
- TMPFILE=`mktemp -t mtx.XXXXXXXXXX`
+ TMPFILE=`mktemp @working_dir@/mtx.XXXXXXXXXX`
if test x${TMPFILE} = x; then
TMPFILE="@working_dir@/mtx.$$"
if test -f ${TMPFILE}; then
- echo "Temp file security problem on: ${TMPFILE}"
+ echo "ERROR: Temp file security problem on: ${TMPFILE}"
exit 1
fi
fi
}
+#
+# Create a temporary file for stderr
+#
+# Note, this file is used because sometime mtx emits
+# unexpected error messages followed by the output
+# expected during success.
+# So we separate STDOUT and STDERR in
+# certain of the mtx commands. The contents of STDERR
+# is then printed after the STDOUT produced by mtx
+# thus we sometimes get better changer results.
+#
+make_err_file() {
+ ERRFILE=`mktemp @working_dir@/mtx.err.XXXXXXXXXX`
+ if test x${ERRFILE} = x; then
+ ERRFILE="@working_dir@/mtx.err.$$"
+ if test -f ${ERRFILE}; then
+ echo "ERROR: Temp file security problem on: ${ERRFILE}"
+ exit 1
+ fi
+ fi
+}
+
+
#
# The purpose of this function to wait a maximum
# time for the drive. It will
# 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..."
pCount=$1
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 "ERROR: usage: mtx-changer ctl-device command [slot archive-device drive-index]"
+ echo " Insufficient number of arguments given."
if test $pCount -lt 2; then
echo " Mimimum usage is first two arguments ..."
else
# all others are a minimum of 5
#
case $2 in
- list)
+ list|listall)
check_parm_count $# 2
;;
slots)
check_parm_count $# 2
;;
+ transfer)
+ check_parm_count $# 4
+ ;;
*)
check_parm_count $# 5
;;
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
- ${MTX} -f $ctl unload $slot $drive
+
+ if test ${offline} -eq 1 ; then
+ mt -f $device offline
+ fi
+ if test ${offline_sleep} -ne 0 ; then
+ sleep ${offline_sleep}
+ fi
+ make_err_file
+ ${MTX} -f $ctl unload $slot $drive 2>${ERRFILE}
+ rtn=$?
+ cat ${ERRFILE}
+ rm -f ${ERRFILE} >/dev/null 2>&1
+ exit $rtn
;;
load)
debug "Doing mtx -f $ctl load $slot $drive"
- ${MTX} -f $ctl load $slot $drive
+ make_err_file
+ ${MTX} -f $ctl load $slot $drive 2>${ERRFILE}
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
+ cat ${ERRFILE}
+ rm -f ${ERRFILE} >/dev/null 2>&1
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
+ ;;
+
+ listall)
+# Drive content: D:Drive num:F:Slot loaded:Volume Name
+# D:0:F:2:vol2 or D:Drive num:E
+# D:1:F:42:vol42
+# D:3:E
+#
+# Slot content:
+# S:1:F:vol1 S:Slot num:F:Volume Name
+# S:2:E or S:Slot num:E
+# S:3:F:vol4
+#
+# Import/Export tray slots:
+# I:10:F:vol10 I:Slot num:F:Volume Name
+# I:11:E or I:Slot num:E
+# I:12:F:vol40
+
+ debug "Doing mtx -f $ctl -- to list all"
+ make_temp_file
+ if test ${inventory} -ne 0 ; then
+ ${MTX} -f $ctl inventory
+ fi
+ ${MTX} -f $ctl status >${TMPFILE}
+ rtn=$?
+ # can be converted to awk+sed+cut, see below
+ perl -ne '
+/Data Transfer Element (\d+):Empty/ && print "D:$1:E\n";
+/Data Transfer Element (\d+):Full \(Storage Element (\d+) Loaded\)(:VolumeTag =\s*(.+))?/ && print "D:$1:F:$2:$4\n";
+/Storage Element (\d+):Empty/ && print "S:$1:E\n";
+/Storage Element (\d+):Full( :VolumeTag=(.+))?/ && print "S:$1:F:$3\n";
+/Storage Element (\d+) IMPORT.EXPORT:Empty/ && print "I:$1:E\n";
+/Storage Element (\d+) IMPORT.EXPORT:Full( :VolumeTag=(.+))?/ && print "I:$1:F:$3\n";' ${TMPFILE}
+ # If perl isn't installed, you can use by those commands
+#cat ${TMPFILE} | grep "Data Transfer Element" | awk "{print \"D:\"\$4 \$7 \$9 \$10}" | sed "s/=/:/" | sed "s/Full/F:/" | sed "s/Empty/E/"
+#cat ${TMPFILE} | grep -v "Data Transfer Element" | grep "Storage Element" | grep -v "IMPORT/EXPORT" | awk "{print \"S:\"\$3 \$4 \$5}" | sed "s/IMPORT\/EXPORT//" | sed "s/Full *:VolumeTag=/F:/" | sed "s/Empty/E/"
+#cat ${TMPFILE} | grep -v "Data Transfer Element" | grep "Storage Element" | grep "IMPORT/EXPORT" | awk "{print \"I:\"\$3 \$4 \$5}" | sed "s/IMPORT\/EXPORT//" | sed "s/Full *:VolumeTag=/F:/" | sed "s/Empty/E/"
+
+ rm -f ${TMPFILE} >/dev/null 2>&1
+ exit $rtn
+ ;;
+
+ transfer)
+ slotdest=$device
+ debug "Doing transfer from $slot to $slotdest"
+ ${MTX} -f $ctl transfer $slot $slotdest
+ rtn=$?
exit $rtn
;;
projects / bacula / bacula / blobdiff