#
# So Bacula will always call with all the following arguments, even though
# in come cases, not all are used.
-
+#
# mtx-changer "changer-device" "command" "slot" "archive-device" "drive-index"
# $1 $2 $3 $4 $5
#
#
MTX=@MTX@
-# Set this to a directory that only the SD can read/write
-TMPDIR=@working_dir@
+
+#
+# log whats done
+#
+# to turn on logging, uncomment the following line
+#touch @working_dir@/mtx.log
+debug() {
+ dbgfile="@working_dir@/mtx.log"
+ if test -e $dbgfile; then
+ echo "`date +\"%Y%m%d-%H:%M:%S\"` $*" >> $dbgfile
+ fi
+}
+
+
+#
+# Create a temporary file
+#
+make_temp_file() {
+ TMPFILE=`mktemp -t mtx.XXXXXXXXXX`
+ if test x${TMPFILE} = x; then
+ TMPFILE="@working_dir@/mtx.$$"
+ if test -f ${TMPFILE}; then
+ echo "Temp file security problem on: ${TMPFILE}"
+ exit 1
+ fi
+ fi
+}
#
# The purpose of this function to wait a maximum
# time for the drive. It will
# return as soon as the drive is ready, or after
-# waiting a maximum of 180 seconds.
+# waiting a maximum of 300 seconds.
# 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.
#
wait_for_drive() {
i=0
- while [ $i -le 180 ]; do # Wait max 180 seconds
+ while [ $i -le 300 ]; do # Wait max 300 seconds
if mt -f $1 status | grep ONLINE >/dev/null 2>&1; then
break
fi
-# echo "Device $1 - not ready, retrying..."
+# debug "Device $1 - not ready, retrying..."
sleep 1
i=`expr $i + 1`
done
}
+# check parameter count on commandline
+#
+check_parm_count() {
+ 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."
+ if test $pCount -lt 2; then
+ echo " Mimimum usage is first two arguments ..."
+ else
+ echo " Command expected $pCountNeed arguments"
+ fi
+ exit 1
+ fi
+}
+
+# Check for special cases where only 2 arguments are needed,
+# all others are a minimum of 5
+#
+case $2 in
+ list)
+ check_parm_count $# 2
+ ;;
+ slots)
+ check_parm_count $# 2
+ ;;
+ *)
+ check_parm_count $# 5
+ ;;
+esac
-if test $# -lt 2 ; then
- echo "usage: mtx-changer ctl-device command slot archive-device drive"
- echo " Insufficient number of arguments arguments given."
- echo " Mimimum usage is first two arguments ..."
- exit 1
-fi
# Setup arguments
ctl=$1
cmd="$2"
slot=$3
device=$4
-# If drive not given, default to 0
-if test $# = 5 ; then
- drive=$5
-else
- drive=0
-fi
-
-#
-# Check for special cases where only 2 arguments are needed,
-# all others are a minimum of 3
-case $cmd in
- loaded)
- ;;
- unload)
- ;;
- list)
- ;;
- slots)
- ;;
- *)
- if test $# -lt 3; then
- echo "usage: mtx-changer ctl-device command slot archive-device drive"
- echo " Insufficient number of arguments arguments given."
- echo " Mimimum usage is first three arguments ..."
- exit 1
- fi
- ;;
-esac
+drive=$5
+# debug "Parms: $ctl $cmd $slot $device $drive"
case $cmd in
unload)
-# echo "Doing mtx -f $ctl unload $slot $drive"
+# debug "Doing mtx -f $ctl unload $slot $drive"
#
# enable the following line if you need to eject the cartridge
# mt -f $device offline
- if test x$slot = x; then
- ${MTX} -f $ctl unload
- else
- ${MTX} -f $ctl unload $slot $drive
- fi
+# sleep 10
+ ${MTX} -f $ctl unload $slot $drive
;;
load)
-# echo "Doing mtx -f $ctl load $slot $drive"
+# debug "Doing mtx -f $ctl load $slot $drive"
${MTX} -f $ctl load $slot $drive
rtn=$?
#
;;
list)
-# echo "Doing mtx -f $ctl -- to list volumes"
- ${MTX} -f $ctl status >${TMPDIR}/mtx.$$
+# 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
+ ${MTX} -f $ctl status >${TMPFILE}
rtn=$?
- cat ${TMPDIR}/mtx.$$ | grep " *Storage Element [0-9]*:.*Full" | awk "{print \$3 \$4}" | sed "s/Full *\(:VolumeTag=\)*//"
- cat ${TMPDIR}/mtx.$$ | grep "^Data Transfer Element [0-9]*:Full (Storage Element [0-9]" | awk '{printf "%s:%s\n",$7,$10}'
+ cat ${TMPFILE} | grep " *Storage Element [0-9]*:.*Full" | awk "{print \$3 \$4}" | sed "s/Full *\(:VolumeTag=\)*//"
+ cat ${TMPFILE} | grep "^Data Transfer Element [0-9]*:Full (Storage Element [0-9]" | awk '{printf "%s:%s\n",$7,$10}'
+ rm -f ${TMPFILE} 2>&1 >/dev/null
#
# If you have a VXA PacketLoader and the above does not work, try
# turning it off and enabling the following line.
;;
loaded)
-# echo "Doing mtx -f $ctl $drive -- to find what is loaded"
- ${MTX} -f $ctl status >${TMPDIR}/mtx.$$
+# debug "Doing mtx -f $ctl $drive -- to find what is loaded"
+ make_temp_file
+ ${MTX} -f $ctl status >${TMPFILE}
rtn=$?
- cat ${TMPDIR}/mtx.$$ | grep "^Data Transfer Element $drive:Full" | awk "{print \$7}"
- cat ${TMPDIR}/mtx.$$ | grep "^Data Transfer Element $drive:Empty" | awk "{print 0}"
- rm -f ${TMPDIR}/mtx.$$
+ cat ${TMPFILE} | grep "^Data Transfer Element $drive:Full" | awk "{print \$7}"
+ cat ${TMPFILE} | grep "^Data Transfer Element $drive:Empty" | awk "{print 0}"
+ rm -f ${TMPFILE} 2>&1 >/dev/null
exit $rtn
;;
slots)
-# echo "Doing mtx -f $ctl -- to get count of slots"
+# debug "Doing mtx -f $ctl -- to get count of slots"
${MTX} -f $ctl status | grep " *Storage Changer" | awk "{print \$5}"
;;
esac
projects / bacula / bacula / blobdiff