anandmohnish/rds-operator

A self healing kubernetes operator to create RDS DB, with an option to pre-populate your RDS DB, option to re-heal from snapshot when deleted from aws console.

RDS-Operator

Installation

Note: The operator requires AWS Creds to be passed in as env variables ( could be passed from secrets )

OR

the operator pod must be ran on a node that has an IAM role with priviliges to RDS attached.

1. Operator.yaml ( AWS Creds go in here as env vars )

   $ kubectl apply -f example/operator.yaml
   

2. Install CR for MySQL

   $ kubectl apply -f example/mysql_instance_sample_cr.yaml
   

   OR CR for Aurora MySQL

   $ kubectl apply -f example/aurora_mysql_sample_cr.yaml
   

3. Get Installed CR's

   $ kubectl get dbInstances --all-namespaces
   $ kubectl get dbClusters --all-namespaces
   

Features;

• RDS DB Provisioning ( Instance + Cluster -- Separate kinds for each )
• RDS DB Subnet Group Creation ( Separate kind )
• Pre-Populate/Initialize provisioned DB ( optional )
• Reheal from latest available snapshot when DB no longer exists in AWS ( optional )
• Cleans up AWS resources when CR/Namespace is deleted

Supported DB Engines

• MySQL
• Aurora-MySQL

TODOS

• Add DBParameterGroup controller
• Paramterized periodic existence check per controller ( AWS Resources )
• Handle modifications of a deployed CR's ( Update )
• Support more db engines