Remembering the original spirit of BagIt. https://twitter.com/justin_littman/status/778561421428793344

bagit.sh

#!/bin/bash

#
# The simplest way to create a valid BagIt bag?
#
# Usage: bagit.sh <dir_to_bag> <bag_dir>
# 
# Note: you'll need to have md5deep installed:
# brew install md5deep
# apt-get install md5deep
# etc...
# 

source_dir=$1
bag_dir=$2

mkdir -p $bag_dir/data
cp -a $source_dir $bag_dir/data

cd $bag_dir
md5deep -lr data > manifest-md5.txt

echo "BagIt-Version: 0.97" > bagit.txt
echo "Tag-File-Character-Encoding: UTF-8" >> bagit.txt

today=`date +%Y-%m-%d`
echo "Bagging-Date: $today" > bag-info.txt
echo "External-Description: This bag was created by $USER on $today." >> bag-info.txt