X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=bacula%2Fscripts%2Fmtx-changer.in;h=a40e13769cf845cd3dd5be6a2601df9a9e74562f;hb=840f9cf38fa5839c9031ff6201f81287ed91aa5a;hp=217981ba29173577fa6eca015cde24cd0484524c;hpb=9d245878c8e8788f7ca7810d9d91bb25a985c8ad;p=bacula%2Fbacula diff --git a/bacula/scripts/mtx-changer.in b/bacula/scripts/mtx-changer.in index 217981ba29..a40e13769c 100644 --- a/bacula/scripts/mtx-changer.in +++ b/bacula/scripts/mtx-changer.in @@ -6,12 +6,12 @@ # # If you set in your Device resource # -# Changer Command = "path-to-this-script/mtx-changer" %c %o %S %a %d +# Changer Command = "path-to-this-script/mtx-changer %c %o %S %a %d" # you will have the following input to this script: # # 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 # @@ -23,6 +23,18 @@ # 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 # @@ -34,13 +46,27 @@ # exit code, Bacula will assume the request failed. # +# source our conf file +. @scriptdir@/mtx-changer.conf + MTX=@MTX@ +if test ${debug_log} -ne 0 ; then + touch @working_dir@/mtx.log +fi +dbgfile="@working_dir@/mtx.log" +debug() { + if test -f $dbgfile; then + echo "`date +\"%Y%m%d-%H:%M:%S\"` $*" >> $dbgfile + fi +} + + # # Create a temporary file # make_temp_file() { - TMPFILE=`mktemp -t mtx.XXXXXXXXXX` + TMPFILE=`mktemp @working_dir@/mtx.XXXXXXXXXX` if test x${TMPFILE} = x; then TMPFILE="@working_dir@/mtx.$$" if test -f ${TMPFILE}; then @@ -58,26 +84,53 @@ make_temp_file() { # 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 -# 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 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 @@ -86,74 +139,63 @@ slot=$3 device=$4 drive=$5 - -# -# Check for special cases where only 2 arguments are needed, -# all others are a minimum of 3 -case $cmd in - list) - ;; - slots) - ;; - *) - if test $# -lt 5; then - echo "usage: mtx-changer ctl-device command slot archive-device drive" - echo " Insufficient number of arguments arguments given." - exit 1 - fi - ;; -esac - +debug "Parms: $ctl $cmd $slot $device $drive" case $cmd in unload) -# echo "Doing mtx -f $ctl unload $slot $drive" -# -# enable the following line if you need to eject the cartridge -# mt -f $device offline + debug "Doing 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 ${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 $drive rtn=$? -# -# 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) -# echo "Doing mtx -f $ctl -- to list volumes" + debug "Doing mtx -f $ctl -- to list volumes" make_temp_file + 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} 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. -# ${MTX} -f $ctl status | grep " *Storage Element [0-9]*:.*Full" | sed "s/*Storage Element //" | sed "s/Full :VolumeTag=//" + rm -f ${TMPFILE} >/dev/null 2>&1 exit $rtn ;; loaded) -# echo "Doing mtx -f $ctl $drive -- to find what is loaded" + debug "Doing mtx -f $ctl $drive -- to find what is loaded" make_temp_file ${MTX} -f $ctl status >${TMPFILE} rtn=$? 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 + rm -f ${TMPFILE} >/dev/null 2>&1 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