CI-CD with tekton pipelines and keel on GKE

Example how to use tekton pipelines and keel to do the ci-cd on kubernetes (GKE)

Cluster creation using terraform

Below are the steps how to do it by using the terraform. You can create your GKE cluster manually!

Prerequisits

• terraform

On Mac the fastest way to do it is by using: https://warrensbox.github.io/terraform-switcher/

Service account

Create a service account (e.g my-terraform-gcp) with:

• Editor
• Storage Admin

role and create a key which you will put in cluster/creds folder (e.g cluster/creds/my-gcp-1111.json)

Run

• Run terraform init from cluster directory
• Run terraform plan to check you resources
• Run terraform apply to apply the changes

Configure kubectl for other steps

gcloud container clusters get-credentials -cluster --region europe-west4 --project

Setup tekton pipelines

Look at README file in ci-cd/tekton directory.

Setup keel

Look at README file in ci-cd/keel directory.

CLEANUP

• Delete keel namespace: kubectl delete ns keel
• Delete the cluster: terraform destroy from cluster directory
• Delete the IAM and service accounts from GCP
• Delete the storage bucket artifatct...