mdlspipe/hash-files

#!/usr/bin/env bash
set -a
source .env 2>&1 > /dev/null
set +a


## Functions
############

write_log () {
echo "		++ Write to log.
		+++++++++++++++"
}

create_list_of_files () {
#echo "=== Get list of files in $Working_Directory. ===
#=================================================="
IFS=$'\n'
for file in $(find $Working_Fullpath -maxdepth 1 -type f); do
	list_of_files+=( $file )
done	
unset IFS
}

hash_files () {
#echo "=== Hash files. ===
#======================"
IFS=$'\n'
for file in ${list_of_files[@]}; do
	hash=$(md5sum $file | awk '{ print $1 }')
	list_of_hashes+=( $hash )
done
unset IFS
}

create_csv () {
#echo "=== Create array of comma-separated-values. ===
#=================================================="
	for i in ${!list_of_files[@]}; do
		csv_array+=( ${list_of_files[i]},${list_of_hashes[i]} )
	done
	export csv_array
}

write_data () {
#echo "=== Write data to a .csv file. ===
#===================================="
	temp_csv_file=$(mktemp)
	printf '%s,%s\n' "File Path" "File Hash" >> $temp_csv_file
	for line in ${csv_array[@]};do
		printf '%s\n' $line
	done >> $temp_csv_file
#	cat $temp_csv_file
}

cleanup () {
	:
}

## Main
#######

trap cleanup EXIT

echo "Main Start"
create_list_of_files
write_log
hash_files
write_log
if [ ${#list_of_files[@]} != ${#list_of_hashes[@]} ];then
	echo "Error! Number of files and hashes differs. Exiting..." && exit
else
	create_csv
fi
write_log
write_data
write_log
cleanup

#while $list_of_files >=1; do
#done