Charmed MySQL K8s tutorial

The Charmed MySQL K8s Operator delivers automated operations management from day 0 to day 2 on the MySQL Community Edition relational database. It is an open source, end-to-end, production-ready data platform on top of Juju. As a first step this tutorial shows you how to get Charmed MySQL K8s up and running, but the tutorial does not stop there. Through this tutorial you will learn a variety of operations, everything from adding replicas to advanced operations such as enabling Transport Layer Security (TLS). In this tutorial we will walk through how to:

• Set up an environment using Multipass with Microk8s and Juju.
• Deploy MySQL using a single command.
• Access the admin database directly.
• Add high availability with MySQL InnoDB Cluster, Group Replication.
• Request and change the admin password.
• Automatically create MySQL users via Juju relations.
• Reconfigure TLS certificate in one command.

While this tutorial intends to guide and teach you as you deploy Charmed MySQL K8s, it will be most beneficial if you already have a familiarity with:

• Basic terminal commands.
• MySQL concepts such as replication and users.

Step-by-step guide

Here’s an overview of the steps required with links to our separate tutorials that deal with each individual step:

• Set up the environment
• Deploy MySQL
• Managing your units
• Manage passwords
• Relate your MySQL to other applications
• Enable security
• Upgrade charm
• Cleanup your environment