Automate uploading backups to S3 with AWS CLI

s3.sh

#!/bin/bash

# Automate uploading backups to S3 with AWS CLI

# Go to AWS Console and create an user with access to your bucket and a single permission to the action "PutObject"
# Sample policy: {"Version": "2018-01-15","Statement": [{"Effect": "Allow","Action": "s3:PutObject","Resource": ["arn:aws:s3:::BUCKETNAME/*","arn:aws:s3:::BUCKETNAME"]}]}

# Login to SSH as root
# sudo apt-get install python-pip
# sudo pip install awscli
# aws configure (defaults region "us-east-1" and output "text")
# crontab -e (add a line "0 6 * * * sudo /path/to/s3.sh")
# Change path and bucket below!

for file in $(find /path/to/backup/*.tar -mtime -1); do
	filename=$(basename $file)
	aws s3 cp $file s3://bucket/$filename
done