Update

[bacula/bacula] / bacula / scripts / mtx-changer.in

diff --git a/bacula/scripts/mtx-changer.in b/bacula/scripts/mtx-changer.in
index 48eccb8a788b003e1e8aa7316caa7fad10da4b2a..a40e13769cf845cd3dd5be6a2601df9a9e74562f 100644 (file)
--- a/bacula/scripts/mtx-changer.in
+++ b/bacula/scripts/mtx-changer.in
@@ -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
 #
@@ -34,17 +46,17 @@
 #   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 -e $dbgfile; then
+    if test -f $dbgfile; then
        echo "`date +\"%Y%m%d-%H:%M:%S\"` $*" >> $dbgfile
     fi
 }
@@ -54,7 +66,7 @@ debug() {
 # Create a temporary file
 #
 make_temp_file() {
-  TMPFILE=`mktemp -t mtx.XXXXXXXXXX`
+  TMPFILE=`mktemp @working_dir@/mtx.XXXXXXXXXX`
   if test x${TMPFILE} = x; then
      TMPFILE="@working_dir@/mtx.$$"
      if test -f ${TMPFILE}; then
@@ -72,11 +84,13 @@ 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
     debug "Device $1 - not ready, retrying..."
@@ -92,7 +106,7 @@ check_parm_count() {
     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
@@ -130,10 +144,13 @@ debug "Parms: $ctl $cmd $slot $device $drive"
 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
       ;;
 
@@ -141,28 +158,28 @@ case $cmd in
       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
       ;;