Compress, encrypt, and backup a folder to S3

backup.bash

#!/bin/bash -e

current_date=$(date "+%Y%m%d")
bucket_name="my-backup-bucket"
backup_filename="/tmp/documents-backup-${current_date}.tgz"

export AWS_PROFILE=backup
aws-refresh-credentials

aws s3 cp "${backup_filename}.gpg" "s3://${bucket_name}/documents/"

rm "${backup_filename}" "${backup_filename}.gpg"

rm -rf Notes/*
cp -R "$HOME/Library/Group Containers/group.com.apple.notes" Notes/

current_date=$(date "+%Y%m%d")
backup_filename="/tmp/documents-backup-${current_date}.tgz"
encrypted_filename="${backup_filename}.gpg"

tar czvf "${backup_filename}" *
gpg -c --cipher-algo AES256 "${backup_filename}"
rm "${backup_filename}"

split -b 2g "${encrypted_filename}" "${encrypted_filename}."
rm "${encrypted_filename}"