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FILE="$IMG/data$DISK_SIZE.img"

if [ ! -f "$FILE" ]; then

    # Create an empty file

    truncate -s "${NEW_SIZE}" "${FILE}"

    # Format as BTRFS filesystem

    mkfs.btrfs -q -L data -d single -m dup "${FILE}" > /dev/null

    #qemu-img convert -f raw -O qcow2 -o extended_l2=on,cluster_size=128k,compression_type=zstd,preallocation=metadata "$TMP" "$FILE"

fi

[ ! -f "$FILE" ] && echo "ERROR: Virtual DSM data-image does not exist ($FILE)" && exit 83

# Resizing requires mounting a loop device which in turn requires

# the container to be privileged, so we must disable it for now.

#

# OLD_SIZE=$(stat -c%s "${FILE}")

#

# if [ "$NEW_SIZE" -ne "$OLD_SIZE" ]; then