@boillodmanuel/aws-cognito-backup-restore v0.4.0

Cognito Backup

Functional Overview

The Cognito backup extracts users and groups from cognito and copy it into a s3 bucket. It runs everyday and create a daily and monthly backup.

Backup details:

• daily exports are kept for 30 days. Filename: Cognito/DailyBackup/YYYY-MM-DD.json
• monthly exports are kept for 1 year. Filename: Cognito/MonthlyBackup/YYYY-DD.json

Technical overview

• The backup is done by the cognito-backup-function lambda function
• An EventBridge rule, scheduled every day, triggers the lambda function
• The function extracts data (users and groups) from the cognito user pool and upload it into the S3 bucket

Installation

Pre-requisites:

• npm installed
• AWS CDK installed

Deploy resources

npm install
cdk deploy

Clean up

To clean-up resources

npm install
cdk destroy

Due to removalPolicy, somes resources are not deleted. Check cloud formation or source code (lib/cognito-backup-stack.ts) to get the details.

Cognito Restoration

The restoration is manual.

See corresponding documentation in the function README.