Building and Managing Helm Charts for Kubernetes

Table of Contents

1. Challenge

   Access the terminal

   1. Connect to the lab via Instant Terminal.
   2. Verify kubectl, Helm CLI, and Python 3 are available.
2. Challenge

   Deploy an application with kubectl to establish a baseline

   1. Create the globomantics namespace and deploy the frontend with a Deployment and Service.
   2. Confirm pods reach the Running state and review deployed resources.
3. Challenge

   Create a Helm chart to deploy a MySQL database

   1. Scaffold a chart and customize Chart.yaml, values.yaml, and templates for MySQL.
   2. Lint and install the chart.
   3. Verify the release and pods.
4. Challenge

   Install and validate an existing Helm chart for WordPress

   1. Add the Bitnami repository and inspect WordPress chart values.
   2. Install WordPress with custom values that use the external MySQL database.
5. Challenge

   Store and pull Helm charts using a private Helm repository

   1. Package the MySQL chart and host it in a local private repository.
   2. Register the repository with Helm and install the chart from it.
6. Challenge

   Manage dependencies between Helm charts

   1. Create a parent chart with the MySQL chart as a dependency from the private repository.
   2. Update dependencies and install the parent chart to deploy the full application stack.