Execute Rolling Updates in Kubernetes

Tasks

• Execute a rolling update for the application using the nginx:1.17 image.

• Ensure the deployment is named nginx-deployment.

• Verify that all pods are operational after the update.

Steps

1. Get the description of deployment named nginx-deployement

    kubectl describe deployment nginx-deployment
   

   

   We can see there is image: nginx:1.16

2. Lets update nginx container

    kubectl set image deployment/nginx-deployment nginx-container=nginx:1.17
   

   

3. Check the Rollout Status.

    kubectl rollout status deployment/nginx-deployment
   

4. 

5. Again check the update

    kubectl describe deployment nginx-deployment
   

   

   We can see we have image, nginx:1.17 now.

6. Out of the box.

   • Check our nginx is running on web or not.

   • 

     Not check the nginx version making 404 error :p

     

     #nginx #k8s #kubernetes #happylearning