devops-exercises/topics/kubernetes/exercises/kustomize_common_labels/solution.md
Chimon Sultan f1e2be3a54
Use Kubectl command instead of kustomize (#331)
Since 1.14, Kubectl also supports the management of Kubernetes objects using a kustomization file.
cf. https://kubernetes.io/docs/tasks/manage-kubernetes-objects/kustomization/#bases-and-overlays
2023-01-04 14:18:59 +02:00

680 B

Kustomize - Common Labels

Requirements

  1. Running Kubernetes cluster
  2. Kubctl version 1.14 or above

Objectives

In the current directory there is an app composed of a Deployment and Service.

  1. Write a kustomization.yml file that will add to both the Service and Deployment the label "team-name: aces"
  2. Execute a kustomize command that will generate the customized k8s files with the label appended

Solution

  1. Add the following to kustomization.yml in someApp directory:
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization

commonLabels:
  team-name: aces

resources:
  - service.yml
  - deployment.yml
  1. Run kubectl apply -k someApp