devluis/aws-ec2-instance-snapshots

AWS ec2 script that makes snapshot for each attached volume and rotate it each day, week and month deleting older

#aws-ec2-instance-snapshots

AWS ec2 script that makes snapshot for each attached volume and rotate it each day, week and month deleting older

This script makes;

• a snapshot of each volume attached to the selected amazon aws ec2 instance.
• check for snapshot older than KEEPFOR option ( -t ) seconds, 7 day default, and delete it
• keep 1 snapshop for each day of the last week
• keep 1 snapshot each week of the last month
• keep 1 snapshot each month
• All snapshot with description start equal to "AutoSnap:" will be rotated by this script

setup

$ git clone --recursive https://github.com/fborraccetti/aws-ec2-instance-snapshots $ cd aws-ec2-instance-snapshots/aws-sdk-for-php $ cp config-sample.inc.php config.inc.php

edit config.inc.php and set access key and secret key from aws account security

Look for your ec2 instance instance-id and go with php aws-ec2-instance-snapshots.php -i=YOURINSTANCEID -r=YOURREGION

Parameters and options

• @param v

  The Instance ID of ec2 instance which you wish to manage.

• @param r

  ( Optional ) Defaults to US-EAST-1. The region where the snapshots are held. Options include: us-e1, us-w1, us-w2, us-gov1, eu-w1, apac-se1, apac-ne1 AND sa-e1.

• @param t

  (Optional) Default to 604 800 seconds ( 7 days ) The time in second to keep snapshot, snapshot older than will be deleted

• @param o

  (Optional) Defaults to TRUE. No operation mode, it won't create any snapshots. use -n -o to lock any create and delete action

• @param q

  (Optional) Defaults to FALSE. Quiet mode, no ouput.

• @param n

  (Optional) Defaults to FALSE. No operation mode, it won't delete any snapshots. use -n -o to lock any create and delete action

Example usage:

Do a snapshot of each volumes attached to instance with id i-7ed55c04 and delete snapshot older than 600 seconds

 ubuntu@test:~/aws-ec2-instance-snapshots$ php aws-ec2-instance-snapshots.php -i=i-7ed55c04 -r=us-e1 -t 600

###Crontab Example:

00 00 * * * /usr/bin/php /home/fabio/admin/aws-ec2-instance-snapshots.php -i=i-7ed55c04

or 00 00 * * * /usr/bin/php /home/ubuntu/aws-ec2-instance-snapshots/aws-ec2-instance-snapshots.php -i=i-66e22c2d -r=eu-w1

###Thanks some code snippet taken from:

• https://github.com/michelem09/AWS-EC2-Manage-Snapshots-Backup
• http://www.thecloudsaga.com/aws-ec2-manage-snapshots/ Thank you for sharing your work!

WARNING : USE AT YOU OWN RISK!!! This application will delete snapshots with description starting with "AutoSnap:" unless you use the -o option