checksum_compare

#!/bin/bash

# compare checksums in two directories

# set desired directories

echo "Drag and drop the two directories that you would like to compare and then hit ENTER"

read dir1 dir2 

echo "Drag and drop the directory where you would like to save your checksum files"

read dir3

echo "Type in the barcode number of the drive, in the format barcode######"

read barcode


# MD5, ignoring hidden files

cd "$dir1"
find . \( ! -regex '.*/\..*' \) -type f -exec md5 '{}' \; >> "$dir3"/"$barcode"_MD5_Source.csv

cd "$dir2"

find . \( ! -regex '.*/\..*' \) -type f -exec md5 '{}' \; >> "$dir3"/"$barcode"_MD5_Copy.csv


# sort and diff output

cd "$dir3"

diff <(sort "$barcode"_MD5_Source.csv) <(sort "$barcode"_MD5_Copy.csv) > diff.txt