ebl Update

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

diff --git a/bacula/scripts/mtx-changer.in b/bacula/scripts/mtx-changer.in
index 4588ef0753e121658e19082155a6488fc60cd993..1dbc5b410f66dd3fcee010b28e7acf2675c945d4 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
 #
@@ -40,6 +52,10 @@ MTX=@MTX@
 # SunOS     No Additional Sense
 # FreeBSD   Current Driver State: at rest.
 # Linux     ONLINE
+#  Note Debian has a different mt than the standard Linux version. 
+#    When no tape is in the drive it waits 2 minutes.  
+#    When a tape is in the drive, it prints user unfriendly output.
+#
 
 OS=`uname`
 case ${OS} in
@@ -49,8 +65,12 @@ case ${OS} in
   FreeBSD)
     ready="Current Driver State: at rest."
     ;;
-  *)
-    stat="ONLINE"
+  Linux)
+    if test -e /etc/debian_version ; then
+       ready="drive status"
+    else
+       ready="ONLINE"
+    fi
   ;;
 esac
 
@@ -96,7 +116,7 @@ make_temp_file() {
 wait_for_drive() {
   i=0 
   while [ $i -le 300 ]; do  # Wait max 300 seconds
-    if mt -f $1 status | grep ${ready} >/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..."
@@ -112,7 +132,7 @@ 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
@@ -164,8 +184,8 @@ case $cmd in
 #
 # Increase the sleep time if you have a slow device
 # or remove the sleep and add the following:
-#     wait_for_drive $device
-      sleep 15
+#     sleep 15
+      wait_for_drive $device
       exit $rtn
       ;;
 
@@ -176,13 +196,14 @@ case $cmd in
 #     ${MTX} -f $ctl inventory
       ${MTX} -f $ctl status >${TMPFILE}
       rtn=$?
-      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} >/dev/null 2>&1
+      cat ${TMPFILE} | grep " Storage Element [0-9]*:.*Full" | awk "{print \$3 \$4}" | sed "s/Full *\(:VolumeTag=\)*//"
 #
 # 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=//"
+#     cat ${TMPFILE} | grep " *Storage Element [0-9]*:.*Full" | sed "s/ Storage Element //" | 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} >/dev/null 2>&1
       exit $rtn
       ;;