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cool-kodekloud-voting-app with deployments

This is a simple kubernetes voting app deployment that was discussed in the kodekloud.com for "Kubernetes for the Absolute Beginners - Hands-on" course.

How to deploy in minikube?

  1. Install Oracle VM
  2. Install kubectl
  3. Install minikube
  4. Deploy the k8s deployment and services a. kubectl create -f voting-app-deploy.yaml b. kubectl create -f voting-app-service.yaml c. kubectl create -f redis-deploy.yaml d. kubectl create -f redis-service.yaml e. kubectl create -f postgres-deploy.yaml f. kubectl create -f postgres-service.yaml g. kubectl create -f result-app-deploy.yaml h. kubectl create -f result-app.service.yaml i. kubectl create -f worker-app-deploy.yaml

How to verify the k8s deployment?

Execute kubectl get deploy,svc

How to scale the deployment?

Execute kubectl scale deployment --replicas=<instended #replicas>

How to cast the vote and verify the result?

Identify the URL: minikube service --url

IMPORTANT

If the intended deployment is for the cloud, modify the voting-app-service and result-app-service to use a service type of LoadBalancer instead of NodePort. This is true for any cloud platform such as GCP, AWS and Azure.