Test your Application in the Kubernetes Setup on the Google Cloud Platform

Prerequisites

  • Google Cloud account with a project and cluster
  • Google Cloud SDK
  • Kubectl

Procedure

  1. From a terminal execute the following commands: 
    gcloud auth login
gcloud config set project <your project name>
gcloud config set container/cluster <your cluster name>
gcloud container clusters get-credentials <your cluster name> --zone <your cluster zone name name>
kubectl get nodes
  2. Tag the application image created in the previous step. 
    docker tag bwce-http-reqresp-app gcr.io/<your project name>/bwce-http-reqresp-app
  3. Push your application image to Google Container Registry. 
     
gcloud docker push gcr.io/<your project name>/bwce-http-reqresp-app
  4. Confirm that the image is present in the Google Container Registry.
  5. Open the manifest.yml file and update the application image name. Ensure the image name follows the format 
    gcr.io/<your gcloud project name>/<image name>
  6. Navigate to the samples directory where the manifest file is present and execute the following command to create the service: 
    kubectl create -f manifest.yml
  7. To check that application has started successfully, type in below command 
    kubectl logs <pod name>
  8. After few minutes, the external IP will be available. Check it using the following command: 
    kubectl get service bwce-http-requestreply-service
  9. Edit the request_news.html file, replace the URL http://127.0.0.1:8080 with the external IP address, and save the file
  10. Open the request_news.html file in a web browser
  11. Click the Get News from Wiki! button to request headlines from the associated web page.