Description

A web app that interacts with MongoDB.

References

Kubernetes Docs

Kubernetes Crash Course for Absolute Beginners

Steps

• Deploy MongoDB database
• Deploy Web Application
• External Configuration for DB URL and Credentials
  • Secret
  • ConfigMap
• Make Web Application accessible externally from the browser

Notes

• Secret needs base64 values

echo -n <text> | base64

• Need to pass mongo db username and password from secret to the webapp
• NodePort Service is accessible on each Worker Node’s IP address

minikube start --driver docker
minikube status

kubectl apply -f mongodb-secret.yaml
kubectl apply -f mongodb-config.yaml
kubectl apply -f mongodb.yaml
kubectl apply -f webapp.yaml

kubectl get all
kubectl get service
minikube ip or kubectl get node -o wide

Combine ip and service port. Open in browser.