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1 changed files with 10 additions and 4 deletions

14
mkbak_media.sh Normal file → Executable file
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@ -37,16 +37,20 @@ fi
info "Backing up new directories to $MEDIA_ID in $DEV."
if [ ! -f "$LIB" ]; then
echo "Directory;Media ID;Date" > $LIB
echo "Directory;Media ID;File;Block;Date" > $LIB
fi
info "Configuring tape drive"
# mt-st -f $DEV stsetoptions scsi2logical
mt-st -f $DEV stsetoptions scsi2logical
mt-st -f $DEV compression 0
if [ "$MODE" == "append" ]; then
info "Moving tape to end..."
info "Append to end of data? [ctrl+c to cancel]"
read a
mt-st -f $DEV eod
elif [ "$MODE" == "here" ]; then
info "Appending to tape at current position. This may overwrite existing data. Are you sure? [ctrl+c to cancel]"
read a
else
warn "Rewinding tape. This will delete all existing data on tape. Are you sure? [ctrl+c to cancel]"
read a
@ -74,13 +78,15 @@ for dir in *; do
continue;
fi
info "Appending $dir to tape ($lsize MB, $rsize MB available)"
fileno=`mt-st -f $DEV status | sed -n 's/File number=\([0-9]\+\).*/\1/p'`
block=`mt-st -f $DEV tell | sed -n 's/.*At block \([0-9]\+\).*/\1/p'`
tar cvO "$dir" | dd of=$DEV bs=512k
if [ $? -ne 0 ]; then
err "An error occured writing the backup to tape. Aborting."
exit
fi
date=`date`
echo "$dir;$MEDIA_ID;$date" >> $LIB
echo "$dir;$MEDIA_ID;$fileno;$block;$date" >> $LIB
done
info "Rewinding and ejecting tape"