photo_archive_for_clouddrive.sh

#!/bin/bash

photo_dir=$1
limit_size=1000000000 # 1G
total_size=0
archive_photo_file_names=""
archive_idx=1
IFS=$(echo -en "\n\b")

echo "change dir to $photo_dir"
cd $photo_dir
for file in `ls $photo_dir.*.tar.gz 2>/dev/null` ; do
  echo "clear $file"
  rm $file
done

for photo in `find . -type f -depth 1` ; do
  photo_size=`ls -l $photo | awk '{print $5}'`
  (( total_size = total_size + photo_size ))
  archive_file=$photo_dir.$archive_idx.tar.gz

  if (( "$total_size" >= "$limit_size" )) ; then
    photo_tar_file=$photo_dir.$archive_idx.tar
    photo_gz_file=$photo_tar_file.gz

    ## archive last file
    tar -uvf $photo_tar_file $photo
    ## zip
    gzip -c $photo_tar_file > $photo_gz_file

    total_size=0
    (( archive_idx ++ ))
  else
    photo_tar_file=$photo_dir.$archive_idx.tar
    photo_gz_file=$photo_tar_file.gz

    if [ -f $photo_tar_file ] ; then
      tar -uvf $photo_tar_file $photo
    else
      tar -cvf $photo_tar_file $photo
    fi
  fi
done
# zip last tar file
gzip -c $photo_tar_file > $photo_gz_file