AWS-S3-Incremental-automatic-backup

Create incremental backup on AWS S3 using native bucket versioning of AWS.

Usage

Follow instruction for usage, please be careful with your backup data, do only what you actually understand !!

S3 Bucket

• Create a new S3 bucket and enable versioning.
• Optional: you can also enable Management->Lifecycle for deleted object after xx days.
• Create IAM user with write/read to backup bucket.

Backup

• Install AWS on your server: http://docs.aws.amazon.com/cli/latest/userguide/installing.html

• Set cron for awsbackup.sh script (edit and customize it with your folder and bucket name).

/usr/local/bin/aws s3 sync /var/www/vhosts/ s3://bucketTest/vhosts/ --delete --exclude "*/var/*" --exclude "*/cache/*" --exclude "*/cache/*" --exclude "*/statistics/*" --exclude "*/includes/src/*" --exclude "*/logs/*"

Change bucketTest with your bucket name.

Recover

Recover backup at last version

• Use AWS S3 sync command

aws s3 sync s3://bucketTest/vhosts/ /var/www/vhosts/

Recover backup at certain version

• Download aws.phar from http://docs.aws.amazon.com/aws-sdk-php/v3/download/aws.phar
• Edit file awsRecover.php

$refTimestamp = 1452816000;  // Set recover version date - http://www.unixtimestamp.com/index.php
$bucket = 'bucketname';
$prefixpath = 'foder/subfolder';
$AWSKey = "xxxxx"; // Create Specific S3 bucket read only user
$AWSSecret = "xxxxx";

• Run awsRecover.php

php awsRecover.php