Chapter 5: Deploy an Application to Kubernetes

Activity 5: Installing and Scaling a WordPress Blog in Kubernetes Using Helm

Solution:

Perform the following steps to complete this activity:

1. Install the WordPress helm chart. The release name should be devops-blog and the username should be admin. Use devops as your password and DevOps Blog as the blog name:

   helm install --name devops-blog \

   --set wordpressUsername=admin,wordpressPassword=devops \

   --set wordpressBlogName="DevOps Blog" \

   stable/wordpress

   Figure 5.25: Helm installation of the WordPress chart

   With successful installation, the output lists all the resources installed alongside the WordPress chart.

2. Wait until all the pods are running and are ready:

   kubectl get pods

   Figure 5.26: The WordPress installation pods

3. Open the home page of WordPress and check that it is installed successfully.

   The URL can be found using the following commands:

   # Google Kubernetes Engine installation

   kubectl get svc devops-blog-wordpress -o jsonpath...