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Diffstat (limited to 'sysutils/bacula-server/files/chio-bacula')
| -rw-r--r-- | sysutils/bacula-server/files/chio-bacula | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/sysutils/bacula-server/files/chio-bacula b/sysutils/bacula-server/files/chio-bacula new file mode 100644 index 000000000000..dd6b9e8b88d8 --- /dev/null +++ b/sysutils/bacula-server/files/chio-bacula @@ -0,0 +1,138 @@ +#!/bin/sh +# +# Bacula interface to mtx autoloader +# (By Lars Köller, lars+bacula@koellers.net) +# +# If you set in your Device resource +# +# Changer Command = "path-to-this-script/chio-bacula" %c %o %S %a +# you will have the following input to this script: +# +# chio-bacula "changer-device" "command" "slot" "archive-device" +# +# for example: +# +# chio-bacula /dev/sg0 load 1 /dev/nst0 (on a FreeBSD system) +# +# If you need to to an offline, refer to the drive as $4 +# e.g. mt -f $f offline +# +# Many changers need an offline after the unload. Also many +# changers need a sleep 60 after the mtx load. +# +# N.B. If you change the script, take care to return either +# the mtx exit code or a 0. If the script exits with a non-zero +# exit code, Bacula will assume the request failed. +# + +# This simulates a barcode reader in the changer. +# The labes of the virtual barcode reader are located in the BARCODE_FILE +SIMULATE_BARCODE=true +BARCODE_FILE=/usr/local/etc/bacula-barcodes + +me=$(basename $0) + +# Debug +echo "$me $@" > /dev/console + +if [ -z "$1" ] ; then + usage; +fi + +if [ -z "$2" ] ; then + usage; +fi + +MTX=/bin/chio +CHANGER=$1 +COMMAND=$2 +if [ ! -z "$3" ]; then + SLOT=$3 +fi +if [ ! -z "$4" ]; then + TAPE=$4 +else + TAPE=/dev/nrsa2 +fi + +# Time to wait for loading +SLEEP=20 +# What drive of the autochanger should be used primary +# At the moment bacula (1.31a) could not deal with more drives +DRIVE=1 + +usage() +{ + echo "" + echo "The $me script for bacula" + echo "--------------------------------------" + echo "" + echo "usage: $me <changer-device> <command> [slot] [devicename of tapedrive]" + echo "" + echo "Valid commands:" + echo "" + echo "unload Unloads a tape into the slot" + echo " from where it was loaded." + echo "load <slot> Loads a tape from the slot <slot>" + echo " (slot-base is calculated to 1 as first slot)" + echo "list Lists full storage slots" + echo "loaded Gives slot from where the tape was loaded." + echo " 0 means the tape drive is empty." + echo "slots Gives Number of aviable slots." + echo "" + echo "Example:" + echo " mtx-changer /dev/changer load 1 loads a tape from slot 1" + echo "" + exit 2 +} + + +case ${COMMAND} in + unload) + # enable the following line if you need to eject the cartridge + #mt -f ${TAPE} off + #sleep 2 + ${MTX} -f ${CHANGER} return drive ${DRIVE} + ;; + + load) + ${MTX} -f ${CHANGER} move slot $((${SLOT}-1)) drive ${DRIVE} + rtn=$? + # Increase the sleep time if you have a slow device + sleep $SLEEP + exit $rtn + ;; + + list) + if [ "${SIMULATE_BARCODE}" = "true" ]; then + if [ -f "$BARCODE_FILE" ]; then + cat $BARCODE_FILE | grep -v "^#" + exit 0 + else + echo "Barcode file $BARCODE_FILE missing ... exiting!" + exit 1 + fi + else + ${MTX} -f ${CHANGER} status | grep "^slot .*: .*FULL>" | awk '{print $2}' | awk -F: '{print $1+1" "}' | tr -d "[\r\n]" + fi + ;; + + loaded) + # echo "Request loaded" + ${MTX} -f ${CHANGER} status -S > /tmp/mtx.$$ + rtn=$? + cat /tmp/mtx.$$ | grep "^drive ${DRIVE}: <FULL>" | awk '{print $6+1}' | tr -d ">" + cat /tmp/mtx.$$ | grep "^drive ${DRIVE}: source: <>" | awk "{print 0}" + rm -f /tmp/mtx.$$ + exit $rtn + ;; + + slots) + # echo "Request slots" + ${MTX} -f ${CHANGER} status | grep "^slot " | tail -1 | awk '{print $2+1}' | tr -d ":" + ;; + + *) + usage + ;; +esac |