#!/usr/bin/env bash
set -e;

POSITIONAL_ARGS=()
DEVICE="/dev/nst0"
SG_DEVICE=`sg_map | grep ${DEVICE} | awk '{print $1}'`

while [[ $# -gt 0 ]]; do
  case $1 in
    -s)
      BARCODE="$2"
      shift # past argument
      shift # past value
      ;;
    -n)
      NAME="$2"
      shift # past argument
      shift # past value
      ;;
    -*|--*)
      echo "Unknown option $1"
      exit 1
      ;;
    *)
      POSITIONAL_ARGS+=("$1") # save positional arg
      shift # past argument
      ;;
  esac
done

echo "format tape as number '$BARCODE', name '$NAME'"
echo "copy '${POSITIONAL_ARGS[@]}' to tape"
set -- "${POSITIONAL_ARGS[@]}"

set -ex;

stenc -f ${DEVICE} -e on -k /root/tape.key -a 1 --ckod
sleep 3
mkltfs -f -d ${SG_DEVICE} -s $BARCODE -n $NAME
sleep 3
ltfs -o devname=${SG_DEVICE} -o noatime -o sync_type=unmount -o work_directory=/opt/ltfs -o capture_index -o min_pool_size=256 -o max_pool_size=1024 -o eject /ltfs
sleep 3
acp --report /opt/ltfs/$BARCODE.json --to-linear $@ /ltfs/
sleep 3
umount /ltfs